diff options
Diffstat (limited to 'arch/arm')
147 files changed, 6129 insertions, 5540 deletions
diff --git a/arch/arm/boot/dts/omap3-beagle.dts b/arch/arm/boot/dts/omap3-beagle.dts new file mode 100644 index 000000000000..9486be62bcdd --- /dev/null +++ b/arch/arm/boot/dts/omap3-beagle.dts @@ -0,0 +1,29 @@ +/* + * Copyright (C) 2011 Texas Instruments Incorporated - http://www.ti.com/ + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ +/dts-v1/; + +/include/ "omap3.dtsi" + +/ { + model = "TI OMAP3 BeagleBoard"; + compatible = "ti,omap3-beagle", "ti,omap3"; + + /* + * Since the initial device tree board file does not create any + * devices (MMC, network...), the only way to boot is to provide a + * ramdisk. + */ + chosen { + bootargs = "root=/dev/ram0 rw console=ttyO2,115200n8 initrd=0x81600000,20M ramdisk_size=20480 no_console_suspend debug earlyprintk"; + }; + + memory { + device_type = "memory"; + reg = <0x80000000 0x20000000>; /* 512 MB */ + }; +}; diff --git a/arch/arm/boot/dts/omap3.dtsi b/arch/arm/boot/dts/omap3.dtsi new file mode 100644 index 000000000000..d202bb5ec7ef --- /dev/null +++ b/arch/arm/boot/dts/omap3.dtsi @@ -0,0 +1,63 @@ +/* + * Device Tree Source for OMAP3 SoC + * + * Copyright (C) 2011 Texas Instruments Incorporated - http://www.ti.com/ + * + * This file is licensed under the terms of the GNU General Public License + * version 2. This program is licensed "as is" without any warranty of any + * kind, whether express or implied. + */ + +/include/ "skeleton.dtsi" + +/ { + compatible = "ti,omap3430", "ti,omap3"; + + cpus { + cpu@0 { + compatible = "arm,cortex-a8"; + }; + }; + + /* + * The soc node represents the soc top level view. It is uses for IPs + * that are not memory mapped in the MPU view or for the MPU itself. + */ + soc { + compatible = "ti,omap-infra"; + mpu { + compatible = "ti,omap3-mpu"; + ti,hwmods = "mpu"; + }; + + iva { + compatible = "ti,iva2.2"; + ti,hwmods = "iva"; + + dsp { + compatible = "ti,omap3-c64"; + }; + }; + }; + + /* + * XXX: Use a flat representation of the OMAP3 interconnect. + * The real OMAP interconnect network is quite complex. + * Since that will not bring real advantage to represent that in DT for + * the moment, just use a fake OCP bus entry to represent the whole bus + * hierarchy. + */ + ocp { + compatible = "simple-bus"; + #address-cells = <1>; + #size-cells = <1>; + ranges; + ti,hwmods = "l3_main"; + + intc: interrupt-controller@1 { + compatible = "ti,omap3-intc"; + interrupt-controller; + #interrupt-cells = <1>; + }; + }; +}; diff --git a/arch/arm/boot/dts/omap4-panda.dts b/arch/arm/boot/dts/omap4-panda.dts new file mode 100644 index 000000000000..c7026578ce7d --- /dev/null +++ b/arch/arm/boot/dts/omap4-panda.dts @@ -0,0 +1,29 @@ +/* + * Copyright (C) 2011 Texas Instruments Incorporated - http://www.ti.com/ + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ +/dts-v1/; + +/include/ "omap4.dtsi" + +/ { + model = "TI OMAP4 PandaBoard"; + compatible = "ti,omap4-panda", "ti,omap4430", "ti,omap4"; + + /* + * Since the initial device tree board file does not create any + * devices (MMC, network...), the only way to boot is to provide a + * ramdisk. + */ + chosen { + bootargs = "root=/dev/ram0 rw console=ttyO2,115200n8 initrd=0x81600000,20M ramdisk_size=20480 no_console_suspend debug"; + }; + + memory { + device_type = "memory"; + reg = <0x80000000 0x40000000>; /* 1 GB */ + }; +}; diff --git a/arch/arm/boot/dts/omap4-sdp.dts b/arch/arm/boot/dts/omap4-sdp.dts new file mode 100644 index 000000000000..066e28c90328 --- /dev/null +++ b/arch/arm/boot/dts/omap4-sdp.dts @@ -0,0 +1,29 @@ +/* + * Copyright (C) 2011 Texas Instruments Incorporated - http://www.ti.com/ + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ +/dts-v1/; + +/include/ "omap4.dtsi" + +/ { + model = "TI OMAP4 SDP board"; + compatible = "ti,omap4-sdp", "ti,omap4430", "ti,omap4"; + + /* + * Since the initial device tree board file does not create any + * devices (MMC, network...), the only way to boot is to provide a + * ramdisk. + */ + chosen { + bootargs = "root=/dev/ram0 rw console=ttyO2,115200n8 initrd=0x81600000,20M ramdisk_size=20480 no_console_suspend debug"; + }; + + memory { + device_type = "memory"; + reg = <0x80000000 0x40000000>; /* 1 GB */ + }; +}; diff --git a/arch/arm/boot/dts/omap4.dtsi b/arch/arm/boot/dts/omap4.dtsi new file mode 100644 index 000000000000..4c61c829043a --- /dev/null +++ b/arch/arm/boot/dts/omap4.dtsi @@ -0,0 +1,103 @@ +/* + * Copyright (C) 2011 Texas Instruments Incorporated - http://www.ti.com/ + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +/* + * Carveout for multimedia usecases + * It should be the last 48MB of the first 512MB memory part + * In theory, it should not even exist. That zone should be reserved + * dynamically during the .reserve callback. + */ +/memreserve/ 0x9d000000 0x03000000; + +/include/ "skeleton.dtsi" + +/ { + compatible = "ti,omap4430", "ti,omap4"; + interrupt-parent = <&gic>; + + aliases { + }; + + cpus { + cpu@0 { + compatible = "arm,cortex-a9"; + }; + cpu@1 { + compatible = "arm,cortex-a9"; + }; + }; + + /* + * The soc node represents the soc top level view. It is uses for IPs + * that are not memory mapped in the MPU view or for the MPU itself. + */ + soc { + compatible = "ti,omap-infra"; + mpu { + compatible = "ti,omap4-mpu"; + ti,hwmods = "mpu"; + }; + + dsp { + compatible = "ti,omap3-c64"; + ti,hwmods = "dsp"; + }; + + iva { + compatible = "ti,ivahd"; + ti,hwmods = "iva"; + }; + }; + + /* + * XXX: Use a flat representation of the OMAP4 interconnect. + * The real OMAP interconnect network is quite complex. + * + * MPU -+-- MPU_PRIVATE - GIC, L2 + * | + * +----------------+----------+ + * | | | + * + +- EMIF - DDR | + * | | | + * | + +--------+ + * | | | + * | +- L4_ABE - AESS, MCBSP, TIMERs... + * | | + * +- L3_MAIN --+- L4_CORE - IPs... + * | + * +- L4_PER - IPs... + * | + * +- L4_CFG -+- L4_WKUP - IPs... + * | | + * | +- IPs... + * +- IPU ----+ + * | | + * +- DSP ----+ + * | | + * +- DSS ----+ + * + * Since that will not bring real advantage to represent that in DT for + * the moment, just use a fake OCP bus entry to represent the whole bus + * hierarchy. + */ + ocp { + compatible = "ti,omap4-l3-noc", "simple-bus"; + #address-cells = <1>; + #size-cells = <1>; + ranges; + ti,hwmods = "l3_main_1", "l3_main_2", "l3_main_3"; + + gic: interrupt-controller@48241000 { + compatible = "arm,cortex-a9-gic"; + interrupt-controller; + #interrupt-cells = <1>; + reg = <0x48241000 0x1000>, + <0x48240100 0x0100>; + }; + }; +}; diff --git a/arch/arm/include/asm/device.h b/arch/arm/include/asm/device.h index 9f390ce335cb..b5c9f5b1f6a3 100644 --- a/arch/arm/include/asm/device.h +++ b/arch/arm/include/asm/device.h @@ -12,7 +12,12 @@ struct dev_archdata { #endif }; +struct omap_device; + struct pdev_archdata { +#ifdef CONFIG_ARCH_OMAP + struct omap_device *od; +#endif }; #endif diff --git a/arch/arm/mach-omap1/Makefile b/arch/arm/mach-omap1/Makefile index 5b114d1558c8..11c85cd2731a 100644 --- a/arch/arm/mach-omap1/Makefile +++ b/arch/arm/mach-omap1/Makefile @@ -4,7 +4,7 @@ # Common support obj-y := io.o id.o sram.o time.o irq.o mux.o flash.o serial.o devices.o dma.o -obj-y += clock.o clock_data.o opp_data.o reset.o pm_bus.o +obj-y += clock.o clock_data.o opp_data.o reset.o pm_bus.o timer.o obj-$(CONFIG_OMAP_MCBSP) += mcbsp.o diff --git a/arch/arm/mach-omap1/board-ams-delta.c b/arch/arm/mach-omap1/board-ams-delta.c index 312ea6b0409d..44277370806e 100644 --- a/arch/arm/mach-omap1/board-ams-delta.c +++ b/arch/arm/mach-omap1/board-ams-delta.c @@ -135,12 +135,6 @@ void ams_delta_latch2_write(u16 mask, u16 value) *(volatile __u16 *) AMS_DELTA_LATCH2_VIRT = ams_delta_latch2_reg; } -static void __init ams_delta_init_irq(void) -{ - omap1_init_common_hw(); - omap1_init_irq(); -} - static struct map_desc ams_delta_io_desc[] __initdata = { /* AMS_DELTA_LATCH1 */ { @@ -379,17 +373,13 @@ static int __init ams_delta_modem_init(void) } arch_initcall(ams_delta_modem_init); -static void __init ams_delta_map_io(void) -{ - omap1_map_common_io(); -} - MACHINE_START(AMS_DELTA, "Amstrad E3 (Delta)") /* Maintainer: Jonathan McDowell <noodles@earth.li> */ .boot_params = 0x10000100, - .map_io = ams_delta_map_io, + .map_io = omap15xx_map_io, + .init_early = omap1_init_early, .reserve = omap_reserve, - .init_irq = ams_delta_init_irq, + .init_irq = omap1_init_irq, .init_machine = ams_delta_init, .timer = &omap1_timer, MACHINE_END diff --git a/arch/arm/mach-omap1/board-fsample.c b/arch/arm/mach-omap1/board-fsample.c index a6b1bea50371..b09dfe6d6e8d 100644 --- a/arch/arm/mach-omap1/board-fsample.c +++ b/arch/arm/mach-omap1/board-fsample.c @@ -297,6 +297,39 @@ static struct omap_board_config_kernel fsample_config[] __initdata = { static void __init omap_fsample_init(void) { + /* Early, board-dependent init */ + + /* + * Hold GSM Reset until needed + */ + omap_writew(omap_readw(OMAP7XX_DSP_M_CTL) & ~1, OMAP7XX_DSP_M_CTL); + + /* + * UARTs -> done automagically by 8250 driver + */ + + /* + * CSx timings, GPIO Mux ... setup + */ + + /* Flash: CS0 timings setup */ + omap_writel(0x0000fff3, OMAP7XX_FLASH_CFG_0); + omap_writel(0x00000088, OMAP7XX_FLASH_ACFG_0); + + /* + * Ethernet support through the debug board + * CS1 timings setup + */ + omap_writel(0x0000fff3, OMAP7XX_FLASH_CFG_1); + omap_writel(0x00000000, OMAP7XX_FLASH_ACFG_1); + + /* + * Configure MPU_EXT_NIRQ IO in IO_CONF9 register, + * It is used as the Ethernet controller interrupt + */ + omap_writel(omap_readl(OMAP7XX_IO_CONF_9) & 0x1FFFFFFF, + OMAP7XX_IO_CONF_9); + fsample_init_smc91x(); if (gpio_request(FSAMPLE_NAND_RB_GPIO_PIN, "NAND ready") < 0) @@ -326,12 +359,6 @@ static void __init omap_fsample_init(void) omap_register_i2c_bus(1, 100, NULL, 0); } -static void __init omap_fsample_init_irq(void) -{ - omap1_init_common_hw(); - omap1_init_irq(); -} - /* Only FPGA needs to be mapped here. All others are done with ioremap */ static struct map_desc omap_fsample_io_desc[] __initdata = { { @@ -350,49 +377,18 @@ static struct map_desc omap_fsample_io_desc[] __initdata = { static void __init omap_fsample_map_io(void) { - omap1_map_common_io(); + omap15xx_map_io(); iotable_init(omap_fsample_io_desc, ARRAY_SIZE(omap_fsample_io_desc)); - - /* Early, board-dependent init */ - - /* - * Hold GSM Reset until needed - */ - omap_writew(omap_readw(OMAP7XX_DSP_M_CTL) & ~1, OMAP7XX_DSP_M_CTL); - - /* - * UARTs -> done automagically by 8250 driver - */ - - /* - * CSx timings, GPIO Mux ... setup - */ - - /* Flash: CS0 timings setup */ - omap_writel(0x0000fff3, OMAP7XX_FLASH_CFG_0); - omap_writel(0x00000088, OMAP7XX_FLASH_ACFG_0); - - /* - * Ethernet support through the debug board - * CS1 timings setup - */ - omap_writel(0x0000fff3, OMAP7XX_FLASH_CFG_1); - omap_writel(0x00000000, OMAP7XX_FLASH_ACFG_1); - - /* - * Configure MPU_EXT_NIRQ IO in IO_CONF9 register, - * It is used as the Ethernet controller interrupt - */ - omap_writel(omap_readl(OMAP7XX_IO_CONF_9) & 0x1FFFFFFF, OMAP7XX_IO_CONF_9); } MACHINE_START(OMAP_FSAMPLE, "OMAP730 F-Sample") /* Maintainer: Brian Swetland <swetland@google.com> */ .boot_params = 0x10000100, .map_io = omap_fsample_map_io, + .init_early = omap1_init_early, .reserve = omap_reserve, - .init_irq = omap_fsample_init_irq, + .init_irq = omap1_init_irq, .init_machine = omap_fsample_init, .timer = &omap1_timer, MACHINE_END diff --git a/arch/arm/mach-omap1/board-generic.c b/arch/arm/mach-omap1/board-generic.c index 04fc356c40fa..cc0cca7ee199 100644 --- a/arch/arm/mach-omap1/board-generic.c +++ b/arch/arm/mach-omap1/board-generic.c @@ -28,12 +28,6 @@ #include <plat/board.h> #include <plat/common.h> -static void __init omap_generic_init_irq(void) -{ - omap1_init_common_hw(); - omap1_init_irq(); -} - /* assume no Mini-AB port */ #ifdef CONFIG_ARCH_OMAP15XX @@ -87,17 +81,13 @@ static void __init omap_generic_init(void) omap_register_i2c_bus(1, 100, NULL, 0); } -static void __init omap_generic_map_io(void) -{ - omap1_map_common_io(); -} - MACHINE_START(OMAP_GENERIC, "Generic OMAP1510/1610/1710") /* Maintainer: Tony Lindgren <tony@atomide.com> */ .boot_params = 0x10000100, - .map_io = omap_generic_map_io, + .map_io = omap16xx_map_io, + .init_early = omap1_init_early, .reserve = omap_reserve, - .init_irq = omap_generic_init_irq, + .init_irq = omap1_init_irq, .init_machine = omap_generic_init, .timer = &omap1_timer, MACHINE_END diff --git a/arch/arm/mach-omap1/board-h2.c b/arch/arm/mach-omap1/board-h2.c index cb7fb1aa3dca..248a5b8e2865 100644 --- a/arch/arm/mach-omap1/board-h2.c +++ b/arch/arm/mach-omap1/board-h2.c @@ -373,12 +373,6 @@ static struct i2c_board_info __initdata h2_i2c_board_info[] = { }, }; -static void __init h2_init_irq(void) -{ - omap1_init_common_hw(); - omap1_init_irq(); -} - static struct omap_usb_config h2_usb_config __initdata = { /* usb1 has a Mini-AB port and external isp1301 transceiver */ .otg = 2, @@ -454,17 +448,13 @@ static void __init h2_init(void) h2_mmc_init(); } -static void __init h2_map_io(void) -{ - omap1_map_common_io(); -} - MACHINE_START(OMAP_H2, "TI-H2") /* Maintainer: Imre Deak <imre.deak@nokia.com> */ .boot_params = 0x10000100, - .map_io = h2_map_io, + .map_io = omap16xx_map_io, + .init_early = omap1_init_early, .reserve = omap_reserve, - .init_irq = h2_init_irq, + .init_irq = omap1_init_irq, .init_machine = h2_init, .timer = &omap1_timer, MACHINE_END diff --git a/arch/arm/mach-omap1/board-h3.c b/arch/arm/mach-omap1/board-h3.c index 31f34875ffad..f28f05fe7676 100644 --- a/arch/arm/mach-omap1/board-h3.c +++ b/arch/arm/mach-omap1/board-h3.c @@ -436,23 +436,13 @@ static void __init h3_init(void) h3_mmc_init(); } -static void __init h3_init_irq(void) -{ - omap1_init_common_hw(); - omap1_init_irq(); -} - -static void __init h3_map_io(void) -{ - omap1_map_common_io(); -} - MACHINE_START(OMAP_H3, "TI OMAP1710 H3 board") /* Maintainer: Texas Instruments, Inc. */ .boot_params = 0x10000100, - .map_io = h3_map_io, + .map_io = omap16xx_map_io, + .init_early = omap1_init_early, .reserve = omap_reserve, - .init_irq = h3_init_irq, + .init_irq = omap1_init_irq, .init_machine = h3_init, .timer = &omap1_timer, MACHINE_END diff --git a/arch/arm/mach-omap1/board-htcherald.c b/arch/arm/mach-omap1/board-htcherald.c index 36e06ea7ec65..67798dfc4f8d 100644 --- a/arch/arm/mach-omap1/board-htcherald.c +++ b/arch/arm/mach-omap1/board-htcherald.c @@ -500,7 +500,7 @@ static void __init htcherald_lcd_init(void) static void __init htcherald_map_io(void) { - omap1_map_common_io(); + omap7xx_map_io(); /* * The LCD panel must be disabled and DMA turned off here, as doing @@ -601,20 +601,14 @@ static void __init htcherald_init(void) #endif } -static void __init htcherald_init_irq(void) -{ - printk(KERN_INFO "htcherald_init_irq.\n"); - omap1_init_common_hw(); - omap1_init_irq(); -} - MACHINE_START(HERALD, "HTC Herald") /* Maintainer: Cory Maccarrone <darkstar6262@gmail.com> */ /* Maintainer: wing-linux.sourceforge.net */ .boot_params = 0x10000100, .map_io = htcherald_map_io, + .init_early = omap1_init_early, .reserve = omap_reserve, - .init_irq = htcherald_init_irq, + .init_irq = omap1_init_irq, .init_machine = htcherald_init, .timer = &omap1_timer, MACHINE_END diff --git a/arch/arm/mach-omap1/board-innovator.c b/arch/arm/mach-omap1/board-innovator.c index 0b1ba462d388..3e349d0ce32c 100644 --- a/arch/arm/mach-omap1/board-innovator.c +++ b/arch/arm/mach-omap1/board-innovator.c @@ -289,12 +289,6 @@ static void __init innovator_init_smc91x(void) } } -static void __init innovator_init_irq(void) -{ - omap1_init_common_hw(); - omap1_init_irq(); -} - #ifdef CONFIG_ARCH_OMAP15XX static struct omap_usb_config innovator1510_usb_config __initdata = { /* for bundled non-standard host and peripheral cables */ @@ -439,30 +433,32 @@ static void __init innovator_init(void) innovator_mmc_init(); } +/* + * REVISIT: Assume 15xx for now, we don't want to do revision check + * until later on. The right way to fix this is to set up a different + * machine_id for 16xx Innovator, or use device tree. + */ static void __init innovator_map_io(void) { - omap1_map_common_io(); + omap15xx_map_io(); -#ifdef CONFIG_ARCH_OMAP15XX - if (cpu_is_omap1510()) { - iotable_init(innovator1510_io_desc, ARRAY_SIZE(innovator1510_io_desc)); - udelay(10); /* Delay needed for FPGA */ - - /* Dump the Innovator FPGA rev early - useful info for support. */ - printk("Innovator FPGA Rev %d.%d Board Rev %d\n", - fpga_read(OMAP1510_FPGA_REV_HIGH), - fpga_read(OMAP1510_FPGA_REV_LOW), - fpga_read(OMAP1510_FPGA_BOARD_REV)); - } -#endif + iotable_init(innovator1510_io_desc, ARRAY_SIZE(innovator1510_io_desc)); + udelay(10); /* Delay needed for FPGA */ + + /* Dump the Innovator FPGA rev early - useful info for support. */ + pr_debug("Innovator FPGA Rev %d.%d Board Rev %d\n", + fpga_read(OMAP1510_FPGA_REV_HIGH), + fpga_read(OMAP1510_FPGA_REV_LOW), + fpga_read(OMAP1510_FPGA_BOARD_REV)); } MACHINE_START(OMAP_INNOVATOR, "TI-Innovator") /* Maintainer: MontaVista Software, Inc. */ .boot_params = 0x10000100, .map_io = innovator_map_io, + .init_early = omap1_init_early, .reserve = omap_reserve, - .init_irq = innovator_init_irq, + .init_irq = omap1_init_irq, .init_machine = innovator_init, .timer = &omap1_timer, MACHINE_END diff --git a/arch/arm/mach-omap1/board-nokia770.c b/arch/arm/mach-omap1/board-nokia770.c index 5469ce247ffe..9b348b6ee3ee 100644 --- a/arch/arm/mach-omap1/board-nokia770.c +++ b/arch/arm/mach-omap1/board-nokia770.c @@ -39,21 +39,6 @@ #define ADS7846_PENDOWN_GPIO 15 -static void __init omap_nokia770_init_irq(void) -{ - /* On Nokia 770, the SleepX signal is masked with an - * MPUIO line by default. It has to be unmasked for it - * to become functional */ - - /* SleepX mask direction */ - omap_writew((omap_readw(0xfffb5008) & ~2), 0xfffb5008); - /* Unmask SleepX signal */ - omap_writew((omap_readw(0xfffb5004) & ~2), 0xfffb5004); - - omap1_init_common_hw(); - omap1_init_irq(); -} - static const unsigned int nokia770_keymap[] = { KEY(1, 0, GROUP_0 | KEY_UP), KEY(2, 0, GROUP_1 | KEY_F5), @@ -246,6 +231,15 @@ static inline void nokia770_mmc_init(void) static void __init omap_nokia770_init(void) { + /* On Nokia 770, the SleepX signal is masked with an + * MPUIO line by default. It has to be unmasked for it + * to become functional */ + + /* SleepX mask direction */ + omap_writew((omap_readw(0xfffb5008) & ~2), 0xfffb5008); + /* Unmask SleepX signal */ + omap_writew((omap_readw(0xfffb5004) & ~2), 0xfffb5004); + platform_add_devices(nokia770_devices, ARRAY_SIZE(nokia770_devices)); spi_register_board_info(nokia770_spi_board_info, ARRAY_SIZE(nokia770_spi_board_info)); @@ -258,16 +252,12 @@ static void __init omap_nokia770_init(void) nokia770_mmc_init(); } -static void __init omap_nokia770_map_io(void) -{ - omap1_map_common_io(); -} - MACHINE_START(NOKIA770, "Nokia 770") .boot_params = 0x10000100, - .map_io = omap_nokia770_map_io, + .map_io = omap16xx_map_io, + .init_early = omap1_init_early, .reserve = omap_reserve, - .init_irq = omap_nokia770_init_irq, + .init_irq = omap1_init_irq, .init_machine = omap_nokia770_init, .timer = &omap1_timer, MACHINE_END diff --git a/arch/arm/mach-omap1/board-osk.c b/arch/arm/mach-omap1/board-osk.c index b08a21380772..562986e1874f 100644 --- a/arch/arm/mach-omap1/board-osk.c +++ b/arch/arm/mach-omap1/board-osk.c @@ -279,12 +279,6 @@ static void __init osk_init_cf(void) irq_set_irq_type(gpio_to_irq(62), IRQ_TYPE_EDGE_FALLING); } -static void __init osk_init_irq(void) -{ - omap1_init_common_hw(); - omap1_init_irq(); -} - static struct omap_usb_config osk_usb_config __initdata = { /* has usb host connector (A) ... for development it can also * be used, with a NONSTANDARD gender-bending cable/dongle, as @@ -576,17 +570,13 @@ static void __init osk_init(void) osk_mistral_init(); } -static void __init osk_map_io(void) -{ - omap1_map_common_io(); -} - MACHINE_START(OMAP_OSK, "TI-OSK") /* Maintainer: Dirk Behme <dirk.behme@de.bosch.com> */ .boot_params = 0x10000100, - .map_io = osk_map_io, + .map_io = omap16xx_map_io, + .init_early = omap1_init_early, .reserve = omap_reserve, - .init_irq = osk_init_irq, + .init_irq = omap1_init_irq, .init_machine = osk_init, .timer = &omap1_timer, MACHINE_END diff --git a/arch/arm/mach-omap1/board-palmte.c b/arch/arm/mach-omap1/board-palmte.c index 459cb6bfed55..fc9edd8595e9 100644 --- a/arch/arm/mach-omap1/board-palmte.c +++ b/arch/arm/mach-omap1/board-palmte.c @@ -59,12 +59,6 @@ #define PALMTE_MMC2_GPIO OMAP_MPUIO(7) #define PALMTE_MMC3_GPIO OMAP_MPUIO(11) -static void __init omap_palmte_init_irq(void) -{ - omap1_init_common_hw(); - omap1_init_irq(); -} - static const unsigned int palmte_keymap[] = { KEY(0, 0, KEY_F1), /* Calendar */ KEY(1, 0, KEY_F2), /* Contacts */ @@ -269,16 +263,12 @@ static void __init omap_palmte_init(void) omap_register_i2c_bus(1, 100, NULL, 0); } -static void __init omap_palmte_map_io(void) -{ - omap1_map_common_io(); -} - MACHINE_START(OMAP_PALMTE, "OMAP310 based Palm Tungsten E") .boot_params = 0x10000100, - .map_io = omap_palmte_map_io, + .map_io = omap15xx_map_io, + .init_early = omap1_init_early, .reserve = omap_reserve, - .init_irq = omap_palmte_init_irq, + .init_irq = omap1_init_irq, .init_machine = omap_palmte_init, .timer = &omap1_timer, MACHINE_END diff --git a/arch/arm/mach-omap1/board-palmtt.c b/arch/arm/mach-omap1/board-palmtt.c index b214f45f646c..5ff3def49a85 100644 --- a/arch/arm/mach-omap1/board-palmtt.c +++ b/arch/arm/mach-omap1/board-palmtt.c @@ -263,12 +263,6 @@ static struct spi_board_info __initdata palmtt_boardinfo[] = { } }; -static void __init omap_palmtt_init_irq(void) -{ - omap1_init_common_hw(); - omap1_init_irq(); -} - static struct omap_usb_config palmtt_usb_config __initdata = { .register_dev = 1, .hmc_mode = 0, @@ -315,16 +309,12 @@ static void __init omap_palmtt_init(void) omap_register_i2c_bus(1, 100, NULL, 0); } -static void __init omap_palmtt_map_io(void) -{ - omap1_map_common_io(); -} - MACHINE_START(OMAP_PALMTT, "OMAP1510 based Palm Tungsten|T") .boot_params = 0x10000100, - .map_io = omap_palmtt_map_io, + .map_io = omap15xx_map_io, + .init_early = omap1_init_early, .reserve = omap_reserve, - .init_irq = omap_palmtt_init_irq, + .init_irq = omap1_init_irq, .init_machine = omap_palmtt_init, .timer = &omap1_timer, MACHINE_END diff --git a/arch/arm/mach-omap1/board-palmz71.c b/arch/arm/mach-omap1/board-palmz71.c index 9b0ea48d35fd..8e0887375f7e 100644 --- a/arch/arm/mach-omap1/board-palmz71.c +++ b/arch/arm/mach-omap1/board-palmz71.c @@ -57,13 +57,6 @@ #define PALMZ71_SLIDER_GPIO OMAP_MPUIO(3) #define PALMZ71_MMC_IN_GPIO OMAP_MPUIO(4) -static void __init -omap_palmz71_init_irq(void) -{ - omap1_init_common_hw(); - omap1_init_irq(); -} - static const unsigned int palmz71_keymap[] = { KEY(0, 0, KEY_F1), KEY(1, 0, KEY_F2), @@ -334,17 +327,12 @@ omap_palmz71_init(void) palmz71_gpio_setup(0); } -static void __init -omap_palmz71_map_io(void) -{ - omap1_map_common_io(); -} - MACHINE_START(OMAP_PALMZ71, "OMAP310 based Palm Zire71") .boot_params = 0x10000100, - .map_io = omap_palmz71_map_io, + .map_io = omap15xx_map_io, + .init_early = omap1_init_early, .reserve = omap_reserve, - .init_irq = omap_palmz71_init_irq, + .init_irq = omap1_init_irq, .init_machine = omap_palmz71_init, .timer = &omap1_timer, MACHINE_END diff --git a/arch/arm/mach-omap1/board-perseus2.c b/arch/arm/mach-omap1/board-perseus2.c index 67acd4142639..6ed649b8b8d3 100644 --- a/arch/arm/mach-omap1/board-perseus2.c +++ b/arch/arm/mach-omap1/board-perseus2.c @@ -265,6 +265,39 @@ static void __init perseus2_init_smc91x(void) static void __init omap_perseus2_init(void) { + /* Early, board-dependent init */ + + /* + * Hold GSM Reset until needed + */ + omap_writew(omap_readw(OMAP7XX_DSP_M_CTL) & ~1, OMAP7XX_DSP_M_CTL); + + /* + * UARTs -> done automagically by 8250 driver + */ + + /* + * CSx timings, GPIO Mux ... setup + */ + + /* Flash: CS0 timings setup */ + omap_writel(0x0000fff3, OMAP7XX_FLASH_CFG_0); + omap_writel(0x00000088, OMAP7XX_FLASH_ACFG_0); + + /* + * Ethernet support through the debug board + * CS1 timings setup + */ + omap_writel(0x0000fff3, OMAP7XX_FLASH_CFG_1); + omap_writel(0x00000000, OMAP7XX_FLASH_ACFG_1); + + /* + * Configure MPU_EXT_NIRQ IO in IO_CONF9 register, + * It is used as the Ethernet controller interrupt + */ + omap_writel(omap_readl(OMAP7XX_IO_CONF_9) & 0x1FFFFFFF, + OMAP7XX_IO_CONF_9); + perseus2_init_smc91x(); if (gpio_request(P2_NAND_RB_GPIO_PIN, "NAND ready") < 0) @@ -294,11 +327,6 @@ static void __init omap_perseus2_init(void) omap_register_i2c_bus(1, 100, NULL, 0); } -static void __init omap_perseus2_init_irq(void) -{ - omap1_init_common_hw(); - omap1_init_irq(); -} /* Only FPGA needs to be mapped here. All others are done with ioremap */ static struct map_desc omap_perseus2_io_desc[] __initdata = { { @@ -311,49 +339,18 @@ static struct map_desc omap_perseus2_io_desc[] __initdata = { static void __init omap_perseus2_map_io(void) { - omap1_map_common_io(); + omap7xx_map_io(); iotable_init(omap_perseus2_io_desc, ARRAY_SIZE(omap_perseus2_io_desc)); - - /* Early, board-dependent init */ - - /* - * Hold GSM Reset until needed - */ - omap_writew(omap_readw(OMAP7XX_DSP_M_CTL) & ~1, OMAP7XX_DSP_M_CTL); - - /* - * UARTs -> done automagically by 8250 driver - */ - - /* - * CSx timings, GPIO Mux ... setup - */ - - /* Flash: CS0 timings setup */ - omap_writel(0x0000fff3, OMAP7XX_FLASH_CFG_0); - omap_writel(0x00000088, OMAP7XX_FLASH_ACFG_0); - - /* - * Ethernet support through the debug board - * CS1 timings setup - */ - omap_writel(0x0000fff3, OMAP7XX_FLASH_CFG_1); - omap_writel(0x00000000, OMAP7XX_FLASH_ACFG_1); - - /* - * Configure MPU_EXT_NIRQ IO in IO_CONF9 register, - * It is used as the Ethernet controller interrupt - */ - omap_writel(omap_readl(OMAP7XX_IO_CONF_9) & 0x1FFFFFFF, OMAP7XX_IO_CONF_9); } MACHINE_START(OMAP_PERSEUS2, "OMAP730 Perseus2") /* Maintainer: Kevin Hilman <kjh@hilman.org> */ .boot_params = 0x10000100, .map_io = omap_perseus2_map_io, + .init_early = omap1_init_early, .reserve = omap_reserve, - .init_irq = omap_perseus2_init_irq, + .init_irq = omap1_init_irq, .init_machine = omap_perseus2_init, .timer = &omap1_timer, MACHINE_END diff --git a/arch/arm/mach-omap1/board-sx1.c b/arch/arm/mach-omap1/board-sx1.c index 9c3b7c52d9cf..23326e04d6b9 100644 --- a/arch/arm/mach-omap1/board-sx1.c +++ b/arch/arm/mach-omap1/board-sx1.c @@ -407,24 +407,13 @@ static void __init omap_sx1_init(void) gpio_direction_output(11, 0); /*A_SWITCH = 0 */ gpio_direction_output(15, 0); /*A_USB_ON = 0 */ } -/*----------------------------------------*/ -static void __init omap_sx1_init_irq(void) -{ - omap1_init_common_hw(); - omap1_init_irq(); -} -/*----------------------------------------*/ - -static void __init omap_sx1_map_io(void) -{ - omap1_map_common_io(); -} MACHINE_START(SX1, "OMAP310 based Siemens SX1") .boot_params = 0x10000100, - .map_io = omap_sx1_map_io, + .map_io = omap15xx_map_io, + .init_early = omap1_init_early, .reserve = omap_reserve, - .init_irq = omap_sx1_init_irq, + .init_irq = omap1_init_irq, .init_machine = omap_sx1_init, .timer = &omap1_timer, MACHINE_END diff --git a/arch/arm/mach-omap1/board-voiceblue.c b/arch/arm/mach-omap1/board-voiceblue.c index 036edc0ee9b6..1444ce846ab7 100644 --- a/arch/arm/mach-omap1/board-voiceblue.c +++ b/arch/arm/mach-omap1/board-voiceblue.c @@ -159,17 +159,6 @@ static struct omap_usb_config voiceblue_usb_config __initdata = { static struct omap_board_config_kernel voiceblue_config[] = { }; -static void __init voiceblue_init_irq(void) -{ - omap1_init_common_hw(); - omap1_init_irq(); -} - -static void __init voiceblue_map_io(void) -{ - omap1_map_common_io(); -} - #define MACHINE_PANICED 1 #define MACHINE_REBOOTING 2 #define MACHINE_REBOOT 4 @@ -302,9 +291,10 @@ static void __init voiceblue_init(void) MACHINE_START(VOICEBLUE, "VoiceBlue OMAP5910") /* Maintainer: Ladislav Michl <michl@2n.cz> */ .boot_params = 0x10000100, - .map_io = voiceblue_map_io, + .map_io = omap15xx_map_io, + .init_early = omap1_init_early, .reserve = omap_reserve, - .init_irq = voiceblue_init_irq, + .init_irq = omap1_init_irq, .init_machine = voiceblue_init, .timer = &omap1_timer, MACHINE_END diff --git a/arch/arm/mach-omap1/devices.c b/arch/arm/mach-omap1/devices.c index 36f26c3fa25e..38e1142ba71f 100644 --- a/arch/arm/mach-omap1/devices.c +++ b/arch/arm/mach-omap1/devices.c @@ -21,6 +21,7 @@ #include <mach/hardware.h> #include <asm/mach/map.h> +#include <plat/common.h> #include <plat/tc.h> #include <plat/board.h> #include <plat/mux.h> @@ -291,6 +292,8 @@ static int __init omap1_init_devices(void) if (!cpu_class_is_omap1()) return -ENODEV; + omap_sram_init(); + /* please keep these calls, and their implementations above, * in alphabetical order so they're easier to sort through. */ diff --git a/arch/arm/mach-omap1/io.c b/arch/arm/mach-omap1/io.c index 870886a29594..fd9eb0984121 100644 --- a/arch/arm/mach-omap1/io.c +++ b/arch/arm/mach-omap1/io.c @@ -21,7 +21,6 @@ #include "clock.h" extern void omap_check_revision(void); -extern void omap_sram_init(void); /* * The machine specific code may provide the extra mapping besides the @@ -85,50 +84,45 @@ static struct map_desc omap16xx_io_desc[] __initdata = { #endif /* - * Maps common IO regions for omap1. This should only get called from - * board specific init. + * Maps common IO regions for omap1 */ -void __init omap1_map_common_io(void) +static void __init omap1_map_common_io(void) { iotable_init(omap_io_desc, ARRAY_SIZE(omap_io_desc)); - - /* Normally devicemaps_init() would flush caches and tlb after - * mdesc->map_io(), but we must also do it here because of the CPU - * revision check below. - */ - local_flush_tlb_all(); - flush_cache_all(); - - /* We want to check CPU revision early for cpu_is_omapxxxx() macros. - * IO space mapping must be initialized before we can do that. - */ - omap_check_revision(); +} #if defined (CONFIG_ARCH_OMAP730) || defined (CONFIG_ARCH_OMAP850) - if (cpu_is_omap7xx()) { - iotable_init(omap7xx_io_desc, ARRAY_SIZE(omap7xx_io_desc)); - } +void __init omap7xx_map_io(void) +{ + omap1_map_common_io(); + iotable_init(omap7xx_io_desc, ARRAY_SIZE(omap7xx_io_desc)); +} #endif + #ifdef CONFIG_ARCH_OMAP15XX - if (cpu_is_omap15xx()) { - iotable_init(omap1510_io_desc, ARRAY_SIZE(omap1510_io_desc)); - } -#endif -#if defined(CONFIG_ARCH_OMAP16XX) - if (cpu_is_omap16xx()) { - iotable_init(omap16xx_io_desc, ARRAY_SIZE(omap16xx_io_desc)); - } +void __init omap15xx_map_io(void) +{ + omap1_map_common_io(); + iotable_init(omap1510_io_desc, ARRAY_SIZE(omap1510_io_desc)); +} #endif - omap_sram_init(); +#if defined(CONFIG_ARCH_OMAP16XX) +void __init omap16xx_map_io(void) +{ + omap1_map_common_io(); + iotable_init(omap16xx_io_desc, ARRAY_SIZE(omap16xx_io_desc)); } +#endif /* - * Common low-level hardware init for omap1. This should only get called from - * board specific init. + * Common low-level hardware init for omap1. */ -void __init omap1_init_common_hw(void) +void omap1_init_early(void) { + omap_check_revision(); + omap_ioremap_init(); + /* REVISIT: Refer to OMAP5910 Errata, Advisory SYS_1: "Timeout Abort * on a Posted Write in the TIPB Bridge". */ @@ -138,7 +132,6 @@ void __init omap1_init_common_hw(void) /* Must init clocks early to assure that timer interrupt works */ omap1_clk_init(); - omap1_mux_init(); } diff --git a/arch/arm/mach-omap1/mcbsp.c b/arch/arm/mach-omap1/mcbsp.c index ab7395d84bc8..91f9abbd3250 100644 --- a/arch/arm/mach-omap1/mcbsp.c +++ b/arch/arm/mach-omap1/mcbsp.c @@ -31,6 +31,7 @@ static int dsp_use; static struct clk *api_clk; static struct clk *dsp_clk; +static struct platform_device **omap_mcbsp_devices; static void omap1_mcbsp_request(unsigned int id) { @@ -78,6 +79,17 @@ static struct omap_mcbsp_ops omap1_mcbsp_ops = { .free = omap1_mcbsp_free, }; +#define OMAP7XX_MCBSP1_BASE 0xfffb1000 +#define OMAP7XX_MCBSP2_BASE 0xfffb1800 + +#define OMAP1510_MCBSP1_BASE 0xe1011800 +#define OMAP1510_MCBSP2_BASE 0xfffb1000 +#define OMAP1510_MCBSP3_BASE 0xe1017000 + +#define OMAP1610_MCBSP1_BASE 0xe1011800 +#define OMAP1610_MCBSP2_BASE 0xfffb1000 +#define OMAP1610_MCBSP3_BASE 0xe1017000 + #if defined(CONFIG_ARCH_OMAP730) || defined(CONFIG_ARCH_OMAP850) struct resource omap7xx_mcbsp_res[][6] = { { @@ -369,6 +381,39 @@ static struct omap_mcbsp_platform_data omap16xx_mcbsp_pdata[] = { #define OMAP16XX_MCBSP_COUNT 0 #endif +static void omap_mcbsp_register_board_cfg(struct resource *res, int res_count, + struct omap_mcbsp_platform_data *config, int size) +{ + int i; + + omap_mcbsp_devices = kzalloc(size * sizeof(struct platform_device *), + GFP_KERNEL); + if (!omap_mcbsp_devices) { + printk(KERN_ERR "Could not register McBSP devices\n"); + return; + } + + for (i = 0; i < size; i++) { + struct platform_device *new_mcbsp; + int ret; + + new_mcbsp = platform_device_alloc("omap-mcbsp", i + 1); + if (!new_mcbsp) + continue; + platform_device_add_resources(new_mcbsp, &res[i * res_count], + res_count); + config[i].reg_size = 2; + config[i].reg_step = 2; + new_mcbsp->dev.platform_data = &config[i]; + ret = platform_device_add(new_mcbsp); + if (ret) { + platform_device_put(new_mcbsp); + continue; + } + omap_mcbsp_devices[i] = new_mcbsp; + } +} + static int __init omap1_mcbsp_init(void) { if (!cpu_class_is_omap1()) diff --git a/arch/arm/mach-omap1/timer.c b/arch/arm/mach-omap1/timer.c new file mode 100644 index 000000000000..6e90665a7c47 --- /dev/null +++ b/arch/arm/mach-omap1/timer.c @@ -0,0 +1,173 @@ +/** + * OMAP1 Dual-Mode Timers - platform device registration + * + * Contains first level initialization routines which internally + * generates timer device information and registers with linux + * device model. It also has low level function to chnage the timer + * input clock source. + * + * Copyright (C) 2011 Texas Instruments Incorporated - http://www.ti.com/ + * Tarun Kanti DebBarma <tarun.kanti@ti.com> + * Thara Gopinath <thara@ti.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + * This program is distributed "as is" WITHOUT ANY WARRANTY of any + * kind, whether express or implied; without even the implied warranty + * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#include <linux/clk.h> +#include <linux/io.h> +#include <linux/err.h> +#include <linux/slab.h> +#include <linux/platform_device.h> + +#include <mach/irqs.h> + +#include <plat/dmtimer.h> + +#define OMAP1610_GPTIMER1_BASE 0xfffb1400 +#define OMAP1610_GPTIMER2_BASE 0xfffb1c00 +#define OMAP1610_GPTIMER3_BASE 0xfffb2400 +#define OMAP1610_GPTIMER4_BASE 0xfffb2c00 +#define OMAP1610_GPTIMER5_BASE 0xfffb3400 +#define OMAP1610_GPTIMER6_BASE 0xfffb3c00 +#define OMAP1610_GPTIMER7_BASE 0xfffb7400 +#define OMAP1610_GPTIMER8_BASE 0xfffbd400 + +#define OMAP1_DM_TIMER_COUNT 8 + +static int omap1_dm_timer_set_src(struct platform_device *pdev, + int source) +{ + int n = (pdev->id - 1) << 1; + u32 l; + + l = __raw_readl(MOD_CONF_CTRL_1) & ~(0x03 << n); + l |= source << n; + __raw_writel(l, MOD_CONF_CTRL_1); + + return 0; +} + + +int __init omap1_dm_timer_init(void) +{ + int i; + int ret; + struct dmtimer_platform_data *pdata; + struct platform_device *pdev; + + if (!cpu_is_omap16xx()) + return 0; + + for (i = 1; i <= OMAP1_DM_TIMER_COUNT; i++) { + struct resource res[2]; + u32 base, irq; + + switch (i) { + case 1: + base = OMAP1610_GPTIMER1_BASE; + irq = INT_1610_GPTIMER1; + break; + case 2: + base = OMAP1610_GPTIMER2_BASE; + irq = INT_1610_GPTIMER2; + break; + case 3: + base = OMAP1610_GPTIMER3_BASE; + irq = INT_1610_GPTIMER3; + break; + case 4: + base = OMAP1610_GPTIMER4_BASE; + irq = INT_1610_GPTIMER4; + break; + case 5: + base = OMAP1610_GPTIMER5_BASE; + irq = INT_1610_GPTIMER5; + break; + case 6: + base = OMAP1610_GPTIMER6_BASE; + irq = INT_1610_GPTIMER6; + break; + case 7: + base = OMAP1610_GPTIMER7_BASE; + irq = INT_1610_GPTIMER7; + break; + case 8: + base = OMAP1610_GPTIMER8_BASE; + irq = INT_1610_GPTIMER8; + break; + default: + /* + * not supposed to reach here. + * this is to remove warning. + */ + return -EINVAL; + } + + pdev = platform_device_alloc("omap_timer", i); + if (!pdev) { + pr_err("%s: Failed to device alloc for dmtimer%d\n", + __func__, i); + return -ENOMEM; + } + + memset(res, 0, 2 * sizeof(struct resource)); + res[0].start = base; + res[0].end = base + 0x46; + res[0].flags = IORESOURCE_MEM; + res[1].start = irq; + res[1].end = irq; + res[1].flags = IORESOURCE_IRQ; + ret = platform_device_add_resources(pdev, res, + ARRAY_SIZE(res)); + if (ret) { + dev_err(&pdev->dev, "%s: Failed to add resources.\n", + __func__); + goto err_free_pdev; + } + + pdata = kzalloc(sizeof(*pdata), GFP_KERNEL); + if (!pdata) { + dev_err(&pdev->dev, "%s: Failed to allocate pdata.\n", + __func__); + ret = -ENOMEM; + goto err_free_pdata; + } + + pdata->set_timer_src = omap1_dm_timer_set_src; + pdata->needs_manual_reset = 1; + + ret = platform_device_add_data(pdev, pdata, sizeof(*pdata)); + if (ret) { + dev_err(&pdev->dev, "%s: Failed to add platform data.\n", + __func__); + goto err_free_pdata; + } + + ret = platform_device_add(pdev); + if (ret) { + dev_err(&pdev->dev, "%s: Failed to add platform device.\n", + __func__); + goto err_free_pdata; + } + + dev_dbg(&pdev->dev, " Registered.\n"); + } + + return 0; + +err_free_pdata: + kfree(pdata); + +err_free_pdev: + platform_device_unregister(pdev); + + return ret; +} +arch_initcall(omap1_dm_timer_init); diff --git a/arch/arm/mach-omap2/Kconfig b/arch/arm/mach-omap2/Kconfig index 57b66d590c52..e0a318df95bc 100644 --- a/arch/arm/mach-omap2/Kconfig +++ b/arch/arm/mach-omap2/Kconfig @@ -106,9 +106,13 @@ comment "OMAP Board Type" depends on ARCH_OMAP2PLUS config MACH_OMAP_GENERIC - bool "Generic OMAP board" - depends on ARCH_OMAP2 + bool "Generic OMAP2+ board" + depends on ARCH_OMAP2PLUS + select USE_OF default y + help + Support for generic TI OMAP2+ boards using Flattened Device Tree. + More information at Documentation/devicetree config MACH_OMAP2_TUSB6010 bool diff --git a/arch/arm/mach-omap2/Makefile b/arch/arm/mach-omap2/Makefile index f34336560437..512978586b2b 100644 --- a/arch/arm/mach-omap2/Makefile +++ b/arch/arm/mach-omap2/Makefile @@ -89,14 +89,13 @@ obj-$(CONFIG_ARCH_OMAP4) += prcm.o cm2xxx_3xxx.o cminst44xx.o \ vp44xx_data.o # OMAP voltage domains -ifeq ($(CONFIG_PM),y) -voltagedomain-common := voltage.o -obj-$(CONFIG_ARCH_OMAP2) += $(voltagedomain-common) +voltagedomain-common := voltage.o vc.o vp.o +obj-$(CONFIG_ARCH_OMAP2) += $(voltagedomain-common) \ + voltagedomains2xxx_data.o obj-$(CONFIG_ARCH_OMAP3) += $(voltagedomain-common) \ voltagedomains3xxx_data.o obj-$(CONFIG_ARCH_OMAP4) += $(voltagedomain-common) \ voltagedomains44xx_data.o -endif # OMAP powerdomain framework powerdomain-common += powerdomain.o powerdomain-common.o @@ -116,9 +115,12 @@ obj-$(CONFIG_ARCH_OMAP4) += $(powerdomain-common) \ obj-$(CONFIG_ARCH_OMAP2) += clockdomain.o \ clockdomain2xxx_3xxx.o \ clockdomains2xxx_3xxx_data.o +obj-$(CONFIG_SOC_OMAP2420) += clockdomains2420_data.o +obj-$(CONFIG_SOC_OMAP2430) += clockdomains2430_data.o obj-$(CONFIG_ARCH_OMAP3) += clockdomain.o \ clockdomain2xxx_3xxx.o \ - clockdomains2xxx_3xxx_data.o + clockdomains2xxx_3xxx_data.o \ + clockdomains3xxx_data.o obj-$(CONFIG_ARCH_OMAP4) += clockdomain.o \ clockdomain44xx.o \ clockdomains44xx_data.o @@ -185,78 +187,66 @@ endif # Specific board support obj-$(CONFIG_MACH_OMAP_GENERIC) += board-generic.o obj-$(CONFIG_MACH_OMAP_H4) += board-h4.o -obj-$(CONFIG_MACH_OMAP_2430SDP) += board-2430sdp.o \ - hsmmc.o +obj-$(CONFIG_MACH_OMAP_2430SDP) += board-2430sdp.o obj-$(CONFIG_MACH_OMAP_APOLLON) += board-apollon.o -obj-$(CONFIG_MACH_OMAP3_BEAGLE) += board-omap3beagle.o \ - hsmmc.o -obj-$(CONFIG_MACH_DEVKIT8000) += board-devkit8000.o \ - hsmmc.o -obj-$(CONFIG_MACH_OMAP_LDP) += board-ldp.o \ - board-flash.o \ - hsmmc.o -obj-$(CONFIG_MACH_OMAP3530_LV_SOM) += board-omap3logic.o \ - hsmmc.o -obj-$(CONFIG_MACH_OMAP3_TORPEDO) += board-omap3logic.o \ - hsmmc.o -obj-$(CONFIG_MACH_OVERO) += board-overo.o \ - hsmmc.o -obj-$(CONFIG_MACH_OMAP3EVM) += board-omap3evm.o \ - hsmmc.o -obj-$(CONFIG_MACH_OMAP3_PANDORA) += board-omap3pandora.o \ - hsmmc.o -obj-$(CONFIG_MACH_OMAP_3430SDP) += board-3430sdp.o \ - hsmmc.o \ - board-flash.o +obj-$(CONFIG_MACH_OMAP3_BEAGLE) += board-omap3beagle.o +obj-$(CONFIG_MACH_DEVKIT8000) += board-devkit8000.o +obj-$(CONFIG_MACH_OMAP_LDP) += board-ldp.o +obj-$(CONFIG_MACH_OMAP3530_LV_SOM) += board-omap3logic.o +obj-$(CONFIG_MACH_OMAP3_TORPEDO) += board-omap3logic.o +obj-$(CONFIG_MACH_ENCORE) += board-omap3encore.o +obj-$(CONFIG_MACH_OVERO) += board-overo.o +obj-$(CONFIG_MACH_OMAP3EVM) += board-omap3evm.o +obj-$(CONFIG_MACH_OMAP3_PANDORA) += board-omap3pandora.o +obj-$(CONFIG_MACH_OMAP_3430SDP) += board-3430sdp.o obj-$(CONFIG_MACH_NOKIA_N8X0) += board-n8x0.o obj-$(CONFIG_MACH_NOKIA_RM680) += board-rm680.o \ - sdram-nokia.o \ - hsmmc.o + sdram-nokia.o obj-$(CONFIG_MACH_NOKIA_RX51) += board-rx51.o \ sdram-nokia.o \ board-rx51-peripherals.o \ - board-rx51-video.o \ - hsmmc.o + board-rx51-video.o obj-$(CONFIG_MACH_OMAP_ZOOM2) += board-zoom.o \ board-zoom-peripherals.o \ board-zoom-display.o \ - board-flash.o \ - hsmmc.o \ board-zoom-debugboard.o obj-$(CONFIG_MACH_OMAP_ZOOM3) += board-zoom.o \ board-zoom-peripherals.o \ board-zoom-display.o \ - board-flash.o \ - hsmmc.o \ board-zoom-debugboard.o obj-$(CONFIG_MACH_OMAP_3630SDP) += board-3630sdp.o \ board-zoom-peripherals.o \ - board-zoom-display.o \ - board-flash.o \ - hsmmc.o -obj-$(CONFIG_MACH_CM_T35) += board-cm-t35.o \ - hsmmc.o + board-zoom-display.o +obj-$(CONFIG_MACH_CM_T35) += board-cm-t35.o obj-$(CONFIG_MACH_CM_T3517) += board-cm-t3517.o -obj-$(CONFIG_MACH_IGEP0020) += board-igep0020.o \ - hsmmc.o -obj-$(CONFIG_MACH_OMAP3_TOUCHBOOK) += board-omap3touchbook.o \ - hsmmc.o +obj-$(CONFIG_MACH_IGEP0020) += board-igep0020.o +obj-$(CONFIG_MACH_OMAP3_TOUCHBOOK) += board-omap3touchbook.o obj-$(CONFIG_MACH_OMAP_4430SDP) += board-4430sdp.o \ - hsmmc.o \ omap_phy_internal.o obj-$(CONFIG_MACH_OMAP4_PANDA) += board-omap4panda.o \ - hsmmc.o \ + omap_phy_internal.o + +obj-$(CONFIG_MACH_PCM049) += board-omap4pcm049.o \ omap_phy_internal.o obj-$(CONFIG_MACH_OMAP3517EVM) += board-am3517evm.o \ - omap_phy_internal.o \ + omap_phy_internal.o obj-$(CONFIG_MACH_CRANEBOARD) += board-am3517crane.o -obj-$(CONFIG_MACH_SBC3530) += board-omap3stalker.o \ - hsmmc.o +obj-$(CONFIG_MACH_SBC3530) += board-omap3stalker.o obj-$(CONFIG_MACH_TI8168EVM) += board-ti8168evm.o + # Platform specific device init code + +omap-flash-$(CONFIG_MTD_NAND_OMAP2) := board-flash.o +omap-flash-$(CONFIG_MTD_ONENAND_OMAP2) := board-flash.o +obj-y += $(omap-flash-y) $(omap-flash-m) + +omap-hsmmc-$(CONFIG_MMC_OMAP_HS) := hsmmc.o +obj-y += $(omap-hsmmc-m) $(omap-hsmmc-y) + + usbfs-$(CONFIG_ARCH_OMAP_OTG) := usb-fs.o obj-y += $(usbfs-m) $(usbfs-y) obj-y += usb-musb.o diff --git a/arch/arm/mach-omap2/board-2430sdp.c b/arch/arm/mach-omap2/board-2430sdp.c index 2028464cf5b9..d934169d6553 100644 --- a/arch/arm/mach-omap2/board-2430sdp.c +++ b/arch/arm/mach-omap2/board-2430sdp.c @@ -141,12 +141,6 @@ static struct omap_board_config_kernel sdp2430_config[] __initdata = { {OMAP_TAG_LCD, &sdp2430_lcd_config}, }; -static void __init omap_2430sdp_init_early(void) -{ - omap2_init_common_infrastructure(); - omap2_init_common_devices(NULL, NULL); -} - static struct regulator_consumer_supply sdp2430_vmmc1_supplies[] = { REGULATOR_SUPPLY("vmmc", "omap_hsmmc.0"), }; @@ -193,7 +187,8 @@ static int __init omap2430_i2c_init(void) { omap_register_i2c_bus(1, 100, sdp2430_i2c1_boardinfo, ARRAY_SIZE(sdp2430_i2c1_boardinfo)); - omap2_pmic_init("twl4030", &sdp2430_twldata); + omap_pmic_init(2, 100, "twl4030", INT_24XX_SYS_NIRQ, + &sdp2430_twldata); return 0; } @@ -235,6 +230,7 @@ static void __init omap_2430sdp_init(void) platform_add_devices(sdp2430_devices, ARRAY_SIZE(sdp2430_devices)); omap_serial_init(); + omap_sdrc_init(NULL, NULL); omap2_hsmmc_init(mmc); omap2_usbfs_init(&sdp2430_usb_config); @@ -248,18 +244,12 @@ static void __init omap_2430sdp_init(void) "Secondary LCD backlight"); } -static void __init omap_2430sdp_map_io(void) -{ - omap2_set_globals_243x(); - omap243x_map_common_io(); -} - MACHINE_START(OMAP_2430SDP, "OMAP2430 sdp2430 board") /* Maintainer: Syed Khasim - Texas Instruments Inc */ .boot_params = 0x80000100, .reserve = omap_reserve, - .map_io = omap_2430sdp_map_io, - .init_early = omap_2430sdp_init_early, + .map_io = omap243x_map_io, + .init_early = omap2430_init_early, .init_irq = omap2_init_irq, .init_machine = omap_2430sdp_init, .timer = &omap2_timer, diff --git a/arch/arm/mach-omap2/board-3430sdp.c b/arch/arm/mach-omap2/board-3430sdp.c index bd600cfb7f80..9bb48eaa4381 100644 --- a/arch/arm/mach-omap2/board-3430sdp.c +++ b/arch/arm/mach-omap2/board-3430sdp.c @@ -225,12 +225,6 @@ static struct omap_dss_board_info sdp3430_dss_data = { static struct omap_board_config_kernel sdp3430_config[] __initdata = { }; -static void __init omap_3430sdp_init_early(void) -{ - omap2_init_common_infrastructure(); - omap2_init_common_devices(hyb18m512160af6_sdrc_params, NULL); -} - static struct omap2_hsmmc_info mmc[] = { { .mmc = 1, @@ -719,6 +713,7 @@ static void __init omap_3430sdp_init(void) gpio_pendown = SDP3430_TS_GPIO_IRQ_SDPV1; omap_ads7846_init(1, gpio_pendown, 310, NULL); board_serial_init(); + omap_sdrc_init(hyb18m512160af6_sdrc_params, NULL); usb_musb_init(NULL); board_smc91x_init(); board_flash_init(sdp_flash_partitions, chip_sel_3430, 0); @@ -732,7 +727,7 @@ MACHINE_START(OMAP_3430SDP, "OMAP3430 3430SDP board") .boot_params = 0x80000100, .reserve = omap_reserve, .map_io = omap3_map_io, - .init_early = omap_3430sdp_init_early, + .init_early = omap3430_init_early, .init_irq = omap3_init_irq, .init_machine = omap_3430sdp_init, .timer = &omap3_timer, diff --git a/arch/arm/mach-omap2/board-3630sdp.c b/arch/arm/mach-omap2/board-3630sdp.c index e4f37b57a0c4..94febc85d805 100644 --- a/arch/arm/mach-omap2/board-3630sdp.c +++ b/arch/arm/mach-omap2/board-3630sdp.c @@ -70,13 +70,6 @@ static const struct usbhs_omap_board_data usbhs_bdata __initconst = { static struct omap_board_config_kernel sdp_config[] __initdata = { }; -static void __init omap_sdp_init_early(void) -{ - omap2_init_common_infrastructure(); - omap2_init_common_devices(h8mbx00u0mer0em_sdrc_params, - h8mbx00u0mer0em_sdrc_params); -} - #ifdef CONFIG_OMAP_MUX static struct omap_board_mux board_mux[] __initdata = { { .reg_offset = OMAP_MUX_TERMINATOR }, @@ -207,6 +200,8 @@ static void __init omap_sdp_init(void) omap_board_config = sdp_config; omap_board_config_size = ARRAY_SIZE(sdp_config); zoom_peripherals_init(); + omap_sdrc_init(h8mbx00u0mer0em_sdrc_params, + h8mbx00u0mer0em_sdrc_params); zoom_display_init(); board_smc91x_init(); board_flash_init(sdp_flash_partitions, chip_sel_sdp, NAND_BUSWIDTH_16); @@ -218,7 +213,7 @@ MACHINE_START(OMAP_3630SDP, "OMAP 3630SDP board") .boot_params = 0x80000100, .reserve = omap_reserve, .map_io = omap3_map_io, - .init_early = omap_sdp_init_early, + .init_early = omap3630_init_early, .init_irq = omap3_init_irq, .init_machine = omap_sdp_init, .timer = &omap3_timer, diff --git a/arch/arm/mach-omap2/board-4430sdp.c b/arch/arm/mach-omap2/board-4430sdp.c index c7cef44c75d4..a97c29a73edd 100644 --- a/arch/arm/mach-omap2/board-4430sdp.c +++ b/arch/arm/mach-omap2/board-4430sdp.c @@ -129,7 +129,7 @@ static const int sdp4430_keymap[] = { KEY(7, 6, KEY_OK), KEY(7, 7, KEY_DOWN), }; -static struct omap_device_pad keypad_pads[] __initdata = { +static struct omap_device_pad keypad_pads[] = { { .name = "kpd_col1.kpd_col1", .enable = OMAP_WAKEUP_EN | OMAP_MUX_MODE1, }, @@ -389,12 +389,6 @@ static struct omap_board_config_kernel sdp4430_config[] __initdata = { { OMAP_TAG_LCD, &sdp4430_lcd_config }, }; -static void __init omap_4430sdp_init_early(void) -{ - omap2_init_common_infrastructure(); - omap2_init_common_devices(NULL, NULL); -} - static struct omap_musb_board_data musb_board_data = { .interface_type = MUSB_INTERFACE_UTMI, .mode = MUSB_OTG, @@ -809,6 +803,7 @@ static void __init omap_4430sdp_init(void) omap_sfh7741prox_init(); platform_add_devices(sdp4430_devices, ARRAY_SIZE(sdp4430_devices)); board_serial_init(); + omap_sdrc_init(NULL, NULL); omap4_sdp4430_wifi_init(); omap4_twl6030_hsmmc_init(mmc); @@ -830,18 +825,12 @@ static void __init omap_4430sdp_init(void) omap_4430sdp_display_init(); } -static void __init omap_4430sdp_map_io(void) -{ - omap2_set_globals_443x(); - omap44xx_map_common_io(); -} - MACHINE_START(OMAP_4430SDP, "OMAP4430 4430SDP board") /* Maintainer: Santosh Shilimkar - Texas Instruments Inc */ .boot_params = 0x80000100, .reserve = omap_reserve, - .map_io = omap_4430sdp_map_io, - .init_early = omap_4430sdp_init_early, + .map_io = omap4_map_io, + .init_early = omap4430_init_early, .init_irq = gic_init_irq, .init_machine = omap_4430sdp_init, .timer = &omap4_timer, diff --git a/arch/arm/mach-omap2/board-am3517crane.c b/arch/arm/mach-omap2/board-am3517crane.c index 933e9353cb37..9e1b2c248328 100644 --- a/arch/arm/mach-omap2/board-am3517crane.c +++ b/arch/arm/mach-omap2/board-am3517crane.c @@ -47,12 +47,6 @@ static struct omap_board_mux board_mux[] __initdata = { }; #endif -static void __init am3517_crane_init_early(void) -{ - omap2_init_common_infrastructure(); - omap2_init_common_devices(NULL, NULL); -} - static struct usbhs_omap_board_data usbhs_bdata __initdata = { .port_mode[0] = OMAP_EHCI_PORT_MODE_PHY, .port_mode[1] = OMAP_USBHS_PORT_MODE_UNUSED, @@ -70,6 +64,7 @@ static void __init am3517_crane_init(void) omap3_mux_init(board_mux, OMAP_PACKAGE_CBB); omap_serial_init(); + omap_sdrc_init(NULL, NULL); omap_board_config = am3517_crane_config; omap_board_config_size = ARRAY_SIZE(am3517_crane_config); @@ -101,7 +96,7 @@ MACHINE_START(CRANEBOARD, "AM3517/05 CRANEBOARD") .boot_params = 0x80000100, .reserve = omap_reserve, .map_io = omap3_map_io, - .init_early = am3517_crane_init_early, + .init_early = am35xx_init_early, .init_irq = omap3_init_irq, .init_machine = am3517_crane_init, .timer = &omap3_timer, diff --git a/arch/arm/mach-omap2/board-am3517evm.c b/arch/arm/mach-omap2/board-am3517evm.c index f3006c304150..7d842940c252 100644 --- a/arch/arm/mach-omap2/board-am3517evm.c +++ b/arch/arm/mach-omap2/board-am3517evm.c @@ -362,11 +362,6 @@ static struct omap_dss_board_info am3517_evm_dss_data = { /* * Board initialization */ -static void __init am3517_evm_init_early(void) -{ - omap2_init_common_infrastructure(); - omap2_init_common_devices(NULL, NULL); -} static struct omap_musb_board_data musb_board_data = { .interface_type = MUSB_INTERFACE_ULPI, @@ -469,6 +464,7 @@ static void __init am3517_evm_init(void) am3517_evm_i2c_init(); omap_display_init(&am3517_evm_dss_data); omap_serial_init(); + omap_sdrc_init(NULL, NULL); /* Configure GPIO for EHCI port */ omap_mux_init_gpio(57, OMAP_PIN_OUTPUT); @@ -493,7 +489,7 @@ MACHINE_START(OMAP3517EVM, "OMAP3517/AM3517 EVM") .boot_params = 0x80000100, .reserve = omap_reserve, .map_io = omap3_map_io, - .init_early = am3517_evm_init_early, + .init_early = am35xx_init_early, .init_irq = omap3_init_irq, .init_machine = am3517_evm_init, .timer = &omap3_timer, diff --git a/arch/arm/mach-omap2/board-apollon.c b/arch/arm/mach-omap2/board-apollon.c index 70211703ff9f..852843638fa9 100644 --- a/arch/arm/mach-omap2/board-apollon.c +++ b/arch/arm/mach-omap2/board-apollon.c @@ -273,12 +273,6 @@ static struct omap_board_config_kernel apollon_config[] __initdata = { { OMAP_TAG_LCD, &apollon_lcd_config }, }; -static void __init omap_apollon_init_early(void) -{ - omap2_init_common_infrastructure(); - omap2_init_common_devices(NULL, NULL); -} - static struct gpio apollon_gpio_leds[] __initdata = { { LED0_GPIO13, GPIOF_OUT_INIT_LOW, "LED0" }, /* LED0 - AA10 */ { LED1_GPIO14, GPIOF_OUT_INIT_LOW, "LED1" }, /* LED1 - AA6 */ @@ -340,20 +334,15 @@ static void __init omap_apollon_init(void) */ platform_add_devices(apollon_devices, ARRAY_SIZE(apollon_devices)); omap_serial_init(); -} - -static void __init omap_apollon_map_io(void) -{ - omap2_set_globals_242x(); - omap242x_map_common_io(); + omap_sdrc_init(NULL, NULL); } MACHINE_START(OMAP_APOLLON, "OMAP24xx Apollon") /* Maintainer: Kyungmin Park <kyungmin.park@samsung.com> */ .boot_params = 0x80000100, .reserve = omap_reserve, - .map_io = omap_apollon_map_io, - .init_early = omap_apollon_init_early, + .map_io = omap242x_map_io, + .init_early = omap2420_init_early, .init_irq = omap2_init_irq, .init_machine = omap_apollon_init, .timer = &omap2_timer, diff --git a/arch/arm/mach-omap2/board-cm-t35.c b/arch/arm/mach-omap2/board-cm-t35.c index 3af8aab435b5..e15d39bffe79 100644 --- a/arch/arm/mach-omap2/board-cm-t35.c +++ b/arch/arm/mach-omap2/board-cm-t35.c @@ -471,13 +471,6 @@ static void __init cm_t35_init_i2c(void) omap3_pmic_init("tps65930", &cm_t35_twldata); } -static void __init cm_t35_init_early(void) -{ - omap2_init_common_infrastructure(); - omap2_init_common_devices(mt46h32m32lf6_sdrc_params, - mt46h32m32lf6_sdrc_params); -} - #ifdef CONFIG_OMAP_MUX static struct omap_board_mux board_mux[] __initdata = { /* nCS and IRQ for CM-T35 ethernet */ @@ -610,6 +603,8 @@ static void __init cm_t3x_common_init(void) omap_board_config_size = ARRAY_SIZE(cm_t35_config); omap3_mux_init(board_mux, OMAP_PACKAGE_CUS); omap_serial_init(); + omap_sdrc_init(mt46h32m32lf6_sdrc_params, + mt46h32m32lf6_sdrc_params); cm_t35_init_i2c(); omap_ads7846_init(1, CM_T35_GPIO_PENDOWN, 0, NULL); cm_t35_init_ethernet(); @@ -637,7 +632,7 @@ MACHINE_START(CM_T35, "Compulab CM-T35") .boot_params = 0x80000100, .reserve = omap_reserve, .map_io = omap3_map_io, - .init_early = cm_t35_init_early, + .init_early = omap35xx_init_early, .init_irq = omap3_init_irq, .init_machine = cm_t35_init, .timer = &omap3_timer, @@ -647,7 +642,7 @@ MACHINE_START(CM_T3730, "Compulab CM-T3730") .boot_params = 0x80000100, .reserve = omap_reserve, .map_io = omap3_map_io, - .init_early = cm_t35_init_early, + .init_early = omap3630_init_early, .init_irq = omap3_init_irq, .init_machine = cm_t3730_init, .timer = &omap3_timer, diff --git a/arch/arm/mach-omap2/board-cm-t3517.c b/arch/arm/mach-omap2/board-cm-t3517.c index 05c72f4c1b57..867bf671719c 100644 --- a/arch/arm/mach-omap2/board-cm-t3517.c +++ b/arch/arm/mach-omap2/board-cm-t3517.c @@ -251,12 +251,6 @@ static inline void cm_t3517_init_nand(void) {} static struct omap_board_config_kernel cm_t3517_config[] __initdata = { }; -static void __init cm_t3517_init_early(void) -{ - omap2_init_common_infrastructure(); - omap2_init_common_devices(NULL, NULL); -} - #ifdef CONFIG_OMAP_MUX static struct omap_board_mux board_mux[] __initdata = { /* GPIO186 - Green LED */ @@ -289,6 +283,7 @@ static void __init cm_t3517_init(void) { omap3_mux_init(board_mux, OMAP_PACKAGE_CBB); omap_serial_init(); + omap_sdrc_init(NULL, NULL); omap_board_config = cm_t3517_config; omap_board_config_size = ARRAY_SIZE(cm_t3517_config); cm_t3517_init_leds(); @@ -302,7 +297,7 @@ MACHINE_START(CM_T3517, "Compulab CM-T3517") .boot_params = 0x80000100, .reserve = omap_reserve, .map_io = omap3_map_io, - .init_early = cm_t3517_init_early, + .init_early = am35xx_init_early, .init_irq = omap3_init_irq, .init_machine = cm_t3517_init, .timer = &omap3_timer, diff --git a/arch/arm/mach-omap2/board-devkit8000.c b/arch/arm/mach-omap2/board-devkit8000.c index b6002ec31c6a..059b74dd9289 100644 --- a/arch/arm/mach-omap2/board-devkit8000.c +++ b/arch/arm/mach-omap2/board-devkit8000.c @@ -397,19 +397,6 @@ static struct platform_device keys_gpio = { }, }; - -static void __init devkit8000_init_early(void) -{ - omap2_init_common_infrastructure(); - omap2_init_common_devices(mt46h32m32lf6_sdrc_params, - mt46h32m32lf6_sdrc_params); -} - -static void __init devkit8000_init_irq(void) -{ - omap3_init_irq(); -} - #define OMAP_DM9000_BASE 0x2c000000 static struct resource omap_dm9000_resources[] = { @@ -645,6 +632,8 @@ static void __init devkit8000_init(void) { omap3_mux_init(board_mux, OMAP_PACKAGE_CUS); omap_serial_init(); + omap_sdrc_init(mt46h32m32lf6_sdrc_params, + mt46h32m32lf6_sdrc_params); omap_dm9000_init(); @@ -670,8 +659,8 @@ MACHINE_START(DEVKIT8000, "OMAP3 Devkit8000") .boot_params = 0x80000100, .reserve = omap_reserve, .map_io = omap3_map_io, - .init_early = devkit8000_init_early, - .init_irq = devkit8000_init_irq, + .init_early = omap35xx_init_early, + .init_irq = omap3_init_irq, .init_machine = devkit8000_init, .timer = &omap3_secure_timer, MACHINE_END diff --git a/arch/arm/mach-omap2/board-flash.c b/arch/arm/mach-omap2/board-flash.c index aa1b0cbe19d2..30a6f527510c 100644 --- a/arch/arm/mach-omap2/board-flash.c +++ b/arch/arm/mach-omap2/board-flash.c @@ -148,11 +148,6 @@ __init board_nand_init(struct mtd_partition *nand_parts, board_nand_data.gpmc_irq = OMAP_GPMC_IRQ_BASE + cs; gpmc_nand_init(&board_nand_data); } -#else -void -__init board_nand_init(struct mtd_partition *nand_parts, u8 nr_parts, u8 cs, int nand_type) -{ -} #endif /* CONFIG_MTD_NAND_OMAP2 || CONFIG_MTD_NAND_OMAP2_MODULE */ /** diff --git a/arch/arm/mach-omap2/board-flash.h b/arch/arm/mach-omap2/board-flash.h index c240a3f8d163..d25503a98417 100644 --- a/arch/arm/mach-omap2/board-flash.h +++ b/arch/arm/mach-omap2/board-flash.h @@ -24,7 +24,26 @@ struct flash_partitions { int nr_parts; }; +#if defined(CONFIG_MTD_NAND_OMAP2) || \ + defined(CONFIG_MTD_NAND_OMAP2_MODULE) || \ + defined(CONFIG_MTD_ONENAND_OMAP2) || \ + defined(CONFIG_MTD_ONENAND_OMAP2_MODULE) extern void board_flash_init(struct flash_partitions [], char chip_sel[][GPMC_CS_NUM], int nand_type); +#else +static inline void board_flash_init(struct flash_partitions part[], + char chip_sel[][GPMC_CS_NUM], int nand_type) +{ +} +#endif + +#if defined(CONFIG_MTD_NAND_OMAP2) || \ + defined(CONFIG_MTD_NAND_OMAP2_MODULE) extern void board_nand_init(struct mtd_partition *nand_parts, u8 nr_parts, u8 cs, int nand_type); +#else +static inline void board_nand_init(struct mtd_partition *nand_parts, + u8 nr_parts, u8 cs, int nand_type) +{ +} +#endif diff --git a/arch/arm/mach-omap2/board-generic.c b/arch/arm/mach-omap2/board-generic.c index 54db41a84a9b..d9ccb9d98e15 100644 --- a/arch/arm/mach-omap2/board-generic.c +++ b/arch/arm/mach-omap2/board-generic.c @@ -1,76 +1,154 @@ /* - * linux/arch/arm/mach-omap2/board-generic.c - * * Copyright (C) 2005 Nokia Corporation * Author: Paul Mundt <paul.mundt@nokia.com> * - * Modified from mach-omap/omap1/board-generic.c + * Copyright (C) 2011 Texas Instruments Incorporated - http://www.ti.com/ * - * Code for generic OMAP2 board. Should work on many OMAP2 systems where - * the bootloader passes the board-specific data to the kernel. - * Do not put any board specific code to this file; create a new machine - * type if you need custom low-level initializations. + * Modified from the original mach-omap/omap2/board-generic.c did by Paul + * to support the OMAP2+ device tree boards with an unique board file. * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. */ -#include <linux/kernel.h> -#include <linux/init.h> -#include <linux/device.h> +#include <linux/io.h> +#include <linux/of_platform.h> +#include <linux/irqdomain.h> +#include <linux/i2c/twl.h> #include <mach/hardware.h> -#include <asm/mach-types.h> #include <asm/mach/arch.h> -#include <asm/mach/map.h> -#include <mach/gpio.h> -#include <plat/usb.h> #include <plat/board.h> #include <plat/common.h> +#include <mach/omap4-common.h> +#include "common-board-devices.h" + +/* + * XXX: Still needed to boot until the i2c & twl driver is adapted to + * device-tree + */ +static struct twl4030_platform_data sdp4430_twldata = { + .irq_base = TWL6030_IRQ_BASE, + .irq_end = TWL6030_IRQ_END, +}; -static struct omap_board_config_kernel generic_config[] = { +static void __init omap4_i2c_init(void) +{ + omap4_pmic_init("twl6030", &sdp4430_twldata); +} + +static struct twl4030_platform_data beagle_twldata = { + .irq_base = TWL4030_IRQ_BASE, + .irq_end = TWL4030_IRQ_END, }; -static void __init omap_generic_init_early(void) +static void __init omap3_i2c_init(void) { - omap2_init_common_infrastructure(); - omap2_init_common_devices(NULL, NULL); + omap3_pmic_init("twl4030", &beagle_twldata); } +static struct of_device_id omap_dt_match_table[] __initdata = { + { .compatible = "simple-bus", }, + { .compatible = "ti,omap-infra", }, + { } +}; + +static struct of_device_id intc_match[] __initdata = { + { .compatible = "ti,omap3-intc", }, + { .compatible = "arm,cortex-a9-gic", }, + { } +}; + static void __init omap_generic_init(void) { + struct device_node *node = of_find_matching_node(NULL, intc_match); + if (node) + irq_domain_add_simple(node, 0); + omap_serial_init(); - omap_board_config = generic_config; - omap_board_config_size = ARRAY_SIZE(generic_config); + omap_sdrc_init(NULL, NULL); + + of_platform_populate(NULL, omap_dt_match_table, NULL, NULL); } -static void __init omap_generic_map_io(void) +static void __init omap4_init(void) { - if (cpu_is_omap242x()) { - omap2_set_globals_242x(); - omap242x_map_common_io(); - } else if (cpu_is_omap243x()) { - omap2_set_globals_243x(); - omap243x_map_common_io(); - } else if (cpu_is_omap34xx()) { - omap2_set_globals_3xxx(); - omap34xx_map_common_io(); - } else if (cpu_is_omap44xx()) { - omap2_set_globals_443x(); - omap44xx_map_common_io(); - } + omap4_i2c_init(); + omap_generic_init(); } -/* XXX This machine entry name should be updated */ -MACHINE_START(OMAP_GENERIC, "Generic OMAP24xx") - /* Maintainer: Paul Mundt <paul.mundt@nokia.com> */ - .boot_params = 0x80000100, +static void __init omap3_init(void) +{ + omap3_i2c_init(); + omap_generic_init(); +} + +#if defined(CONFIG_SOC_OMAP2420) +static const char *omap242x_boards_compat[] __initdata = { + "ti,omap2420", + NULL, +}; + +DT_MACHINE_START(OMAP242X_DT, "Generic OMAP2420 (Flattened Device Tree)") .reserve = omap_reserve, - .map_io = omap_generic_map_io, - .init_early = omap_generic_init_early, + .map_io = omap242x_map_io, + .init_early = omap2420_init_early, .init_irq = omap2_init_irq, .init_machine = omap_generic_init, .timer = &omap2_timer, + .dt_compat = omap242x_boards_compat, +MACHINE_END +#endif + +#if defined(CONFIG_SOC_OMAP2430) +static const char *omap243x_boards_compat[] __initdata = { + "ti,omap2430", + NULL, +}; + +DT_MACHINE_START(OMAP243X_DT, "Generic OMAP2430 (Flattened Device Tree)") + .reserve = omap_reserve, + .map_io = omap243x_map_io, + .init_early = omap2430_init_early, + .init_irq = omap2_init_irq, + .init_machine = omap_generic_init, + .timer = &omap2_timer, + .dt_compat = omap243x_boards_compat, +MACHINE_END +#endif + +#if defined(CONFIG_ARCH_OMAP3) +static const char *omap3_boards_compat[] __initdata = { + "ti,omap3", + NULL, +}; + +DT_MACHINE_START(OMAP3_DT, "Generic OMAP3 (Flattened Device Tree)") + .reserve = omap_reserve, + .map_io = omap3_map_io, + .init_early = omap3430_init_early, + .init_irq = omap3_init_irq, + .init_machine = omap3_init, + .timer = &omap3_timer, + .dt_compat = omap3_boards_compat, +MACHINE_END +#endif + +#if defined(CONFIG_ARCH_OMAP4) +static const char *omap4_boards_compat[] __initdata = { + "ti,omap4", + NULL, +}; + +DT_MACHINE_START(OMAP4_DT, "Generic OMAP4 (Flattened Device Tree)") + .reserve = omap_reserve, + .map_io = omap4_map_io, + .init_early = omap4430_init_early, + .init_irq = gic_init_irq, + .init_machine = omap4_init, + .timer = &omap4_timer, + .dt_compat = omap4_boards_compat, MACHINE_END +#endif diff --git a/arch/arm/mach-omap2/board-h4.c b/arch/arm/mach-omap2/board-h4.c index 45de2b319ec9..8486142dcae7 100644 --- a/arch/arm/mach-omap2/board-h4.c +++ b/arch/arm/mach-omap2/board-h4.c @@ -290,17 +290,6 @@ static struct omap_board_config_kernel h4_config[] __initdata = { { OMAP_TAG_LCD, &h4_lcd_config }, }; -static void __init omap_h4_init_early(void) -{ - omap2_init_common_infrastructure(); - omap2_init_common_devices(NULL, NULL); -} - -static void __init omap_h4_init_irq(void) -{ - omap2_init_irq(); -} - static struct at24_platform_data m24c01 = { .byte_len = SZ_1K / 8, .page_size = 16, @@ -371,22 +360,17 @@ static void __init omap_h4_init(void) platform_add_devices(h4_devices, ARRAY_SIZE(h4_devices)); omap2_usbfs_init(&h4_usb_config); omap_serial_init(); + omap_sdrc_init(NULL, NULL); h4_init_flash(); } -static void __init omap_h4_map_io(void) -{ - omap2_set_globals_242x(); - omap242x_map_common_io(); -} - MACHINE_START(OMAP_H4, "OMAP2420 H4 board") /* Maintainer: Paul Mundt <paul.mundt@nokia.com> */ .boot_params = 0x80000100, .reserve = omap_reserve, - .map_io = omap_h4_map_io, - .init_early = omap_h4_init_early, - .init_irq = omap_h4_init_irq, + .map_io = omap242x_map_io, + .init_early = omap2420_init_early, + .init_irq = omap2_init_irq, .init_machine = omap_h4_init, .timer = &omap2_timer, MACHINE_END diff --git a/arch/arm/mach-omap2/board-igep0020.c b/arch/arm/mach-omap2/board-igep0020.c index 35be778caf1b..7b66338e451b 100644 --- a/arch/arm/mach-omap2/board-igep0020.c +++ b/arch/arm/mach-omap2/board-igep0020.c @@ -491,13 +491,6 @@ static struct platform_device *igep_devices[] __initdata = { &igep_vwlan_device, }; -static void __init igep_init_early(void) -{ - omap2_init_common_infrastructure(); - omap2_init_common_devices(m65kxxxxam_sdrc_params, - m65kxxxxam_sdrc_params); -} - static int igep2_keymap[] = { KEY(0, 0, KEY_LEFT), KEY(0, 1, KEY_RIGHT), @@ -650,6 +643,8 @@ static void __init igep_init(void) igep_i2c_init(); platform_add_devices(igep_devices, ARRAY_SIZE(igep_devices)); omap_serial_init(); + omap_sdrc_init(m65kxxxxam_sdrc_params, + m65kxxxxam_sdrc_params); usb_musb_init(NULL); igep_flash_init(); @@ -675,7 +670,7 @@ MACHINE_START(IGEP0020, "IGEP v2 board") .boot_params = 0x80000100, .reserve = omap_reserve, .map_io = omap3_map_io, - .init_early = igep_init_early, + .init_early = omap35xx_init_early, .init_irq = omap3_init_irq, .init_machine = igep_init, .timer = &omap3_timer, @@ -685,7 +680,7 @@ MACHINE_START(IGEP0030, "IGEP OMAP3 module") .boot_params = 0x80000100, .reserve = omap_reserve, .map_io = omap3_map_io, - .init_early = igep_init_early, + .init_early = omap35xx_init_early, .init_irq = omap3_init_irq, .init_machine = igep_init, .timer = &omap3_timer, diff --git a/arch/arm/mach-omap2/board-ldp.c b/arch/arm/mach-omap2/board-ldp.c index 218764c9377e..401b9449f722 100644 --- a/arch/arm/mach-omap2/board-ldp.c +++ b/arch/arm/mach-omap2/board-ldp.c @@ -193,12 +193,6 @@ static struct omap_board_config_kernel ldp_config[] __initdata = { { OMAP_TAG_LCD, &ldp_lcd_config }, }; -static void __init omap_ldp_init_early(void) -{ - omap2_init_common_infrastructure(); - omap2_init_common_devices(NULL, NULL); -} - static struct twl4030_gpio_platform_data ldp_gpio_data = { .gpio_base = OMAP_MAX_GPIO_LINES, .irq_base = TWL4030_GPIO_IRQ_BASE, @@ -325,6 +319,7 @@ static void __init omap_ldp_init(void) platform_add_devices(ldp_devices, ARRAY_SIZE(ldp_devices)); omap_ads7846_init(1, 54, 310, NULL); omap_serial_init(); + omap_sdrc_init(NULL, NULL); usb_musb_init(NULL); board_nand_init(ldp_nand_partitions, ARRAY_SIZE(ldp_nand_partitions), ZOOM_NAND_CS, 0); @@ -336,7 +331,7 @@ MACHINE_START(OMAP_LDP, "OMAP LDP board") .boot_params = 0x80000100, .reserve = omap_reserve, .map_io = omap3_map_io, - .init_early = omap_ldp_init_early, + .init_early = omap3430_init_early, .init_irq = omap3_init_irq, .init_machine = omap_ldp_init, .timer = &omap3_timer, diff --git a/arch/arm/mach-omap2/board-n8x0.c b/arch/arm/mach-omap2/board-n8x0.c index e11f0c5d608a..d1f4a0292c42 100644 --- a/arch/arm/mach-omap2/board-n8x0.c +++ b/arch/arm/mach-omap2/board-n8x0.c @@ -616,18 +616,6 @@ static struct i2c_board_info n810_i2c_board_info_2[] __initdata = { }, }; -static void __init n8x0_map_io(void) -{ - omap2_set_globals_242x(); - omap242x_map_common_io(); -} - -static void __init n8x0_init_early(void) -{ - omap2_init_common_infrastructure(); - omap2_init_common_devices(NULL, NULL); -} - #ifdef CONFIG_OMAP_MUX static struct omap_board_mux board_mux[] __initdata = { /* I2S codec port pins for McBSP block */ @@ -689,6 +677,7 @@ static void __init n8x0_init_machine(void) i2c_register_board_info(2, n810_i2c_board_info_2, ARRAY_SIZE(n810_i2c_board_info_2)); board_serial_init(); + omap_sdrc_init(NULL, NULL); gpmc_onenand_init(board_onenand_data); n8x0_mmc_init(); n8x0_usb_init(); @@ -697,8 +686,8 @@ static void __init n8x0_init_machine(void) MACHINE_START(NOKIA_N800, "Nokia N800") .boot_params = 0x80000100, .reserve = omap_reserve, - .map_io = n8x0_map_io, - .init_early = n8x0_init_early, + .map_io = omap242x_map_io, + .init_early = omap2420_init_early, .init_irq = omap2_init_irq, .init_machine = n8x0_init_machine, .timer = &omap2_timer, @@ -707,8 +696,8 @@ MACHINE_END MACHINE_START(NOKIA_N810, "Nokia N810") .boot_params = 0x80000100, .reserve = omap_reserve, - .map_io = n8x0_map_io, - .init_early = n8x0_init_early, + .map_io = omap242x_map_io, + .init_early = omap2420_init_early, .init_irq = omap2_init_irq, .init_machine = n8x0_init_machine, .timer = &omap2_timer, @@ -717,8 +706,8 @@ MACHINE_END MACHINE_START(NOKIA_N810_WIMAX, "Nokia N810 WiMAX") .boot_params = 0x80000100, .reserve = omap_reserve, - .map_io = n8x0_map_io, - .init_early = n8x0_init_early, + .map_io = omap242x_map_io, + .init_early = omap2420_init_early, .init_irq = omap2_init_irq, .init_machine = n8x0_init_machine, .timer = &omap2_timer, diff --git a/arch/arm/mach-omap2/board-omap3beagle.c b/arch/arm/mach-omap2/board-omap3beagle.c index 3ae16b4e3f52..4c25742ebf6d 100644 --- a/arch/arm/mach-omap2/board-omap3beagle.c +++ b/arch/arm/mach-omap2/board-omap3beagle.c @@ -444,18 +444,6 @@ static struct platform_device keys_gpio = { }, }; -static void __init omap3_beagle_init_early(void) -{ - omap2_init_common_infrastructure(); - omap2_init_common_devices(mt46h32m32lf6_sdrc_params, - mt46h32m32lf6_sdrc_params); -} - -static void __init omap3_beagle_init_irq(void) -{ - omap3_init_irq(); -} - static struct platform_device *omap3_beagle_devices[] __initdata = { &leds_gpio, &keys_gpio, @@ -493,8 +481,8 @@ static void __init beagle_opp_init(void) if (cpu_is_omap3630()) { struct device *mpu_dev, *iva_dev; - mpu_dev = omap2_get_mpuss_device(); - iva_dev = omap2_get_iva_device(); + mpu_dev = omap_device_get_by_hwmod_name("mpu"); + iva_dev = omap_device_get_by_hwmod_name("iva"); if (!mpu_dev || !iva_dev) { pr_err("%s: Aiee.. no mpu/dsp devices? %p %p\n", @@ -534,6 +522,8 @@ static void __init omap3_beagle_init(void) ARRAY_SIZE(omap3_beagle_devices)); omap_display_init(&beagle_dss_data); omap_serial_init(); + omap_sdrc_init(mt46h32m32lf6_sdrc_params, + mt46h32m32lf6_sdrc_params); omap_mux_init_gpio(170, OMAP_PIN_INPUT); /* REVISIT leave DVI powered down until it's needed ... */ @@ -560,8 +550,8 @@ MACHINE_START(OMAP3_BEAGLE, "OMAP3 Beagle Board") .boot_params = 0x80000100, .reserve = omap_reserve, .map_io = omap3_map_io, - .init_early = omap3_beagle_init_early, - .init_irq = omap3_beagle_init_irq, + .init_early = omap3_init_early, + .init_irq = omap3_init_irq, .init_machine = omap3_beagle_init, .timer = &omap3_secure_timer, MACHINE_END diff --git a/arch/arm/mach-omap2/board-omap3evm.c b/arch/arm/mach-omap2/board-omap3evm.c index c452b3f3331a..a1184b347aeb 100644 --- a/arch/arm/mach-omap2/board-omap3evm.c +++ b/arch/arm/mach-omap2/board-omap3evm.c @@ -520,12 +520,6 @@ static int __init omap3_evm_i2c_init(void) static struct omap_board_config_kernel omap3_evm_config[] __initdata = { }; -static void __init omap3_evm_init_early(void) -{ - omap2_init_common_infrastructure(); - omap2_init_common_devices(mt46h32m32lf6_sdrc_params, NULL); -} - static struct usbhs_omap_board_data usbhs_bdata __initdata = { .port_mode[0] = OMAP_USBHS_PORT_MODE_UNUSED, @@ -640,6 +634,7 @@ static void __init omap3_evm_init(void) omap_display_init(&omap3_evm_dss_data); omap_serial_init(); + omap_sdrc_init(mt46h32m32lf6_sdrc_params, NULL); /* OMAP3EVM uses ISP1504 phy and so register nop transceiver */ usb_nop_xceiv_register(); @@ -684,7 +679,7 @@ MACHINE_START(OMAP3EVM, "OMAP3 EVM") .boot_params = 0x80000100, .reserve = omap_reserve, .map_io = omap3_map_io, - .init_early = omap3_evm_init_early, + .init_early = omap35xx_init_early, .init_irq = omap3_init_irq, .init_machine = omap3_evm_init, .timer = &omap3_timer, diff --git a/arch/arm/mach-omap2/board-omap3logic.c b/arch/arm/mach-omap2/board-omap3logic.c index 703aeb5b8fd4..3a1dd84faca0 100644 --- a/arch/arm/mach-omap2/board-omap3logic.c +++ b/arch/arm/mach-omap2/board-omap3logic.c @@ -182,12 +182,6 @@ static inline void __init board_smsc911x_init(void) gpmc_smsc911x_init(&board_smsc911x_data); } -static void __init omap3logic_init_early(void) -{ - omap2_init_common_infrastructure(); - omap2_init_common_devices(NULL, NULL); -} - #ifdef CONFIG_OMAP_MUX static struct omap_board_mux board_mux[] __initdata = { { .reg_offset = OMAP_MUX_TERMINATOR }, @@ -200,6 +194,7 @@ static void __init omap3logic_init(void) omap3torpedo_fix_pbias_voltage(); omap3logic_i2c_init(); omap_serial_init(); + omap_sdrc_init(NULL, NULL); board_mmc_init(); board_smsc911x_init(); @@ -211,7 +206,7 @@ static void __init omap3logic_init(void) MACHINE_START(OMAP3_TORPEDO, "Logic OMAP3 Torpedo board") .boot_params = 0x80000100, .map_io = omap3_map_io, - .init_early = omap3logic_init_early, + .init_early = omap35xx_init_early, .init_irq = omap3_init_irq, .init_machine = omap3logic_init, .timer = &omap3_timer, @@ -220,7 +215,7 @@ MACHINE_END MACHINE_START(OMAP3530_LV_SOM, "OMAP Logic 3530 LV SOM board") .boot_params = 0x80000100, .map_io = omap3_map_io, - .init_early = omap3logic_init_early, + .init_early = omap35xx_init_early, .init_irq = omap3_init_irq, .init_machine = omap3logic_init, .timer = &omap3_timer, diff --git a/arch/arm/mach-omap2/board-omap3pandora.c b/arch/arm/mach-omap2/board-omap3pandora.c index 080d7bd6795e..e46bf5249559 100644 --- a/arch/arm/mach-omap2/board-omap3pandora.c +++ b/arch/arm/mach-omap2/board-omap3pandora.c @@ -525,13 +525,6 @@ static struct spi_board_info omap3pandora_spi_board_info[] __initdata = { } }; -static void __init omap3pandora_init_early(void) -{ - omap2_init_common_infrastructure(); - omap2_init_common_devices(mt46h32m32lf6_sdrc_params, - mt46h32m32lf6_sdrc_params); -} - static void __init pandora_wl1251_init(void) { struct wl12xx_platform_data pandora_wl1251_pdata; @@ -593,6 +586,8 @@ static void __init omap3pandora_init(void) ARRAY_SIZE(omap3pandora_devices)); omap_display_init(&pandora_dss_data); omap_serial_init(); + omap_sdrc_init(mt46h32m32lf6_sdrc_params, + mt46h32m32lf6_sdrc_params); spi_register_board_info(omap3pandora_spi_board_info, ARRAY_SIZE(omap3pandora_spi_board_info)); omap_ads7846_init(1, OMAP3_PANDORA_TS_GPIO, 0, NULL); @@ -609,7 +604,7 @@ MACHINE_START(OMAP3_PANDORA, "Pandora Handheld Console") .boot_params = 0x80000100, .reserve = omap_reserve, .map_io = omap3_map_io, - .init_early = omap3pandora_init_early, + .init_early = omap35xx_init_early, .init_irq = omap3_init_irq, .init_machine = omap3pandora_init, .timer = &omap3_timer, diff --git a/arch/arm/mach-omap2/board-omap3stalker.c b/arch/arm/mach-omap2/board-omap3stalker.c index 8e104980ea26..fa58a0f1584a 100644 --- a/arch/arm/mach-omap2/board-omap3stalker.c +++ b/arch/arm/mach-omap2/board-omap3stalker.c @@ -428,17 +428,6 @@ static int __init omap3_stalker_i2c_init(void) static struct omap_board_config_kernel omap3_stalker_config[] __initdata = { }; -static void __init omap3_stalker_init_early(void) -{ - omap2_init_common_infrastructure(); - omap2_init_common_devices(mt46h32m32lf6_sdrc_params, NULL); -} - -static void __init omap3_stalker_init_irq(void) -{ - omap3_init_irq(); -} - static struct platform_device *omap3_stalker_devices[] __initdata = { &keys_gpio, }; @@ -478,6 +467,7 @@ static void __init omap3_stalker_init(void) omap_display_init(&omap3_stalker_dss_data); omap_serial_init(); + omap_sdrc_init(mt46h32m32lf6_sdrc_params, NULL); usb_musb_init(NULL); usbhs_init(&usbhs_bdata); omap_ads7846_init(1, OMAP3_STALKER_TS_GPIO, 310, NULL); @@ -496,8 +486,8 @@ MACHINE_START(SBC3530, "OMAP3 STALKER") /* Maintainer: Jason Lam -lzg@ema-tech.com */ .boot_params = 0x80000100, .map_io = omap3_map_io, - .init_early = omap3_stalker_init_early, - .init_irq = omap3_stalker_init_irq, + .init_early = omap35xx_init_early, + .init_irq = omap3_init_irq, .init_machine = omap3_stalker_init, .timer = &omap3_secure_timer, MACHINE_END diff --git a/arch/arm/mach-omap2/board-omap3touchbook.c b/arch/arm/mach-omap2/board-omap3touchbook.c index 852ea0464057..05488fbc20d5 100644 --- a/arch/arm/mach-omap2/board-omap3touchbook.c +++ b/arch/arm/mach-omap2/board-omap3touchbook.c @@ -326,18 +326,6 @@ static struct omap_board_mux board_mux[] __initdata = { }; #endif -static void __init omap3_touchbook_init_early(void) -{ - omap2_init_common_infrastructure(); - omap2_init_common_devices(mt46h32m32lf6_sdrc_params, - mt46h32m32lf6_sdrc_params); -} - -static void __init omap3_touchbook_init_irq(void) -{ - omap3_init_irq(); -} - static struct platform_device *omap3_touchbook_devices[] __initdata = { &omap3_touchbook_lcd_device, &leds_gpio, @@ -385,6 +373,8 @@ static void __init omap3_touchbook_init(void) platform_add_devices(omap3_touchbook_devices, ARRAY_SIZE(omap3_touchbook_devices)); omap_serial_init(); + omap_sdrc_init(mt46h32m32lf6_sdrc_params, + mt46h32m32lf6_sdrc_params); omap_mux_init_gpio(170, OMAP_PIN_INPUT); /* REVISIT leave DVI powered down until it's needed ... */ @@ -407,8 +397,8 @@ MACHINE_START(TOUCHBOOK, "OMAP3 touchbook Board") .boot_params = 0x80000100, .reserve = omap_reserve, .map_io = omap3_map_io, - .init_early = omap3_touchbook_init_early, - .init_irq = omap3_touchbook_init_irq, + .init_early = omap3430_init_early, + .init_irq = omap3_init_irq, .init_machine = omap3_touchbook_init, .timer = &omap3_secure_timer, MACHINE_END diff --git a/arch/arm/mach-omap2/board-omap4panda.c b/arch/arm/mach-omap2/board-omap4panda.c index 9aaa96057666..e26929049a4d 100644 --- a/arch/arm/mach-omap2/board-omap4panda.c +++ b/arch/arm/mach-omap2/board-omap4panda.c @@ -95,12 +95,6 @@ static struct platform_device *panda_devices[] __initdata = { &wl1271_device, }; -static void __init omap4_panda_init_early(void) -{ - omap2_init_common_infrastructure(); - omap2_init_common_devices(NULL, NULL); -} - static const struct usbhs_omap_board_data usbhs_bdata __initconst = { .port_mode[0] = OMAP_EHCI_PORT_MODE_PHY, .port_mode[1] = OMAP_USBHS_PORT_MODE_UNUSED, @@ -569,24 +563,19 @@ static void __init omap4_panda_init(void) platform_add_devices(panda_devices, ARRAY_SIZE(panda_devices)); platform_device_register(&omap_vwlan_device); board_serial_init(); + omap_sdrc_init(NULL, NULL); omap4_twl6030_hsmmc_init(mmc); omap4_ehci_init(); usb_musb_init(&musb_board_data); omap4_panda_display_init(); } -static void __init omap4_panda_map_io(void) -{ - omap2_set_globals_443x(); - omap44xx_map_common_io(); -} - MACHINE_START(OMAP4_PANDA, "OMAP4 Panda board") /* Maintainer: David Anders - Texas Instruments Inc */ .boot_params = 0x80000100, .reserve = omap_reserve, - .map_io = omap4_panda_map_io, - .init_early = omap4_panda_init_early, + .map_io = omap4_map_io, + .init_early = omap4430_init_early, .init_irq = gic_init_irq, .init_machine = omap4_panda_init, .timer = &omap4_timer, diff --git a/arch/arm/mach-omap2/board-overo.c b/arch/arm/mach-omap2/board-overo.c index f949a9954d76..7228ae50802d 100644 --- a/arch/arm/mach-omap2/board-overo.c +++ b/arch/arm/mach-omap2/board-overo.c @@ -478,13 +478,6 @@ static int __init overo_spi_init(void) return 0; } -static void __init overo_init_early(void) -{ - omap2_init_common_infrastructure(); - omap2_init_common_devices(mt46h32m32lf6_sdrc_params, - mt46h32m32lf6_sdrc_params); -} - static const struct usbhs_omap_board_data usbhs_bdata __initconst = { .port_mode[0] = OMAP_USBHS_PORT_MODE_UNUSED, .port_mode[1] = OMAP_EHCI_PORT_MODE_PHY, @@ -514,6 +507,8 @@ static void __init overo_init(void) overo_i2c_init(); omap_display_init(&overo_dss_data); omap_serial_init(); + omap_sdrc_init(mt46h32m32lf6_sdrc_params, + mt46h32m32lf6_sdrc_params); omap_nand_flash_init(0, overo_nand_partitions, ARRAY_SIZE(overo_nand_partitions)); usb_musb_init(NULL); @@ -564,7 +559,7 @@ MACHINE_START(OVERO, "Gumstix Overo") .boot_params = 0x80000100, .reserve = omap_reserve, .map_io = omap3_map_io, - .init_early = overo_init_early, + .init_early = omap35xx_init_early, .init_irq = omap3_init_irq, .init_machine = overo_init, .timer = &omap3_timer, diff --git a/arch/arm/mach-omap2/board-rm680.c b/arch/arm/mach-omap2/board-rm680.c index 7dfed24ee12e..a98db616e0d4 100644 --- a/arch/arm/mach-omap2/board-rm680.c +++ b/arch/arm/mach-omap2/board-rm680.c @@ -123,15 +123,6 @@ static void __init rm680_peripherals_init(void) omap2_hsmmc_init(mmc); } -static void __init rm680_init_early(void) -{ - struct omap_sdrc_params *sdrc_params; - - omap2_init_common_infrastructure(); - sdrc_params = nokia_get_sdram_timings(); - omap2_init_common_devices(sdrc_params, sdrc_params); -} - #ifdef CONFIG_OMAP_MUX static struct omap_board_mux board_mux[] __initdata = { { .reg_offset = OMAP_MUX_TERMINATOR }, @@ -140,23 +131,23 @@ static struct omap_board_mux board_mux[] __initdata = { static void __init rm680_init(void) { + struct omap_sdrc_params *sdrc_params; + omap3_mux_init(board_mux, OMAP_PACKAGE_CBB); omap_serial_init(); + + sdrc_params = nokia_get_sdram_timings(); + omap_sdrc_init(sdrc_params, sdrc_params); + usb_musb_init(NULL); rm680_peripherals_init(); } -static void __init rm680_map_io(void) -{ - omap2_set_globals_3xxx(); - omap34xx_map_common_io(); -} - MACHINE_START(NOKIA_RM680, "Nokia RM-680 board") .boot_params = 0x80000100, .reserve = omap_reserve, - .map_io = rm680_map_io, - .init_early = rm680_init_early, + .map_io = omap3_map_io, + .init_early = omap3630_init_early, .init_irq = omap3_init_irq, .init_machine = rm680_init, .timer = &omap3_timer, diff --git a/arch/arm/mach-omap2/board-rx51.c b/arch/arm/mach-omap2/board-rx51.c index 5ea142f9bc97..8677a06aa4a7 100644 --- a/arch/arm/mach-omap2/board-rx51.c +++ b/arch/arm/mach-omap2/board-rx51.c @@ -102,15 +102,6 @@ static struct omap_board_config_kernel rx51_config[] = { { OMAP_TAG_LCD, &rx51_lcd_config }, }; -static void __init rx51_init_early(void) -{ - struct omap_sdrc_params *sdrc_params; - - omap2_init_common_infrastructure(); - sdrc_params = nokia_get_sdram_timings(); - omap2_init_common_devices(sdrc_params, sdrc_params); -} - extern void __init rx51_peripherals_init(void); #ifdef CONFIG_OMAP_MUX @@ -127,11 +118,17 @@ static struct omap_musb_board_data musb_board_data = { static void __init rx51_init(void) { + struct omap_sdrc_params *sdrc_params; + omap3_mux_init(board_mux, OMAP_PACKAGE_CBB); omap_board_config = rx51_config; omap_board_config_size = ARRAY_SIZE(rx51_config); omap3_pm_init_cpuidle(rx51_cpuidle_params); omap_serial_init(); + + sdrc_params = nokia_get_sdram_timings(); + omap_sdrc_init(sdrc_params, sdrc_params); + usb_musb_init(&musb_board_data); rx51_peripherals_init(); @@ -142,12 +139,6 @@ static void __init rx51_init(void) platform_device_register(&leds_gpio); } -static void __init rx51_map_io(void) -{ - omap2_set_globals_3xxx(); - omap34xx_map_common_io(); -} - static void __init rx51_reserve(void) { rx51_video_mem_init(); @@ -158,8 +149,8 @@ MACHINE_START(NOKIA_RX51, "Nokia RX-51 board") /* Maintainer: Lauri Leukkunen <lauri.leukkunen@nokia.com> */ .boot_params = 0x80000100, .reserve = rx51_reserve, - .map_io = rx51_map_io, - .init_early = rx51_init_early, + .map_io = omap3_map_io, + .init_early = omap3430_init_early, .init_irq = omap3_init_irq, .init_machine = rx51_init, .timer = &omap3_timer, diff --git a/arch/arm/mach-omap2/board-ti8168evm.c b/arch/arm/mach-omap2/board-ti8168evm.c index a85d5b0b11da..b0a16d2f2388 100644 --- a/arch/arm/mach-omap2/board-ti8168evm.c +++ b/arch/arm/mach-omap2/board-ti8168evm.c @@ -27,22 +27,16 @@ static struct omap_board_config_kernel ti8168_evm_config[] __initdata = { }; -static void __init ti8168_init_early(void) -{ - omap2_init_common_infrastructure(); - omap2_init_common_devices(NULL, NULL); -} - static void __init ti8168_evm_init(void) { omap_serial_init(); + omap_sdrc_init(NULL, NULL); omap_board_config = ti8168_evm_config; omap_board_config_size = ARRAY_SIZE(ti8168_evm_config); } static void __init ti8168_evm_map_io(void) { - omap2_set_globals_ti816x(); omapti816x_map_common_io(); } @@ -50,7 +44,7 @@ MACHINE_START(TI8168EVM, "ti8168evm") /* Maintainer: Texas Instruments */ .boot_params = 0x80000100, .map_io = ti8168_evm_map_io, - .init_early = ti8168_init_early, + .init_early = ti816x_init_early, .init_irq = ti816x_init_irq, .timer = &omap3_timer, .init_machine = ti8168_evm_init, diff --git a/arch/arm/mach-omap2/board-zoom.c b/arch/arm/mach-omap2/board-zoom.c index 8a98c3c303fc..d56c79661038 100644 --- a/arch/arm/mach-omap2/board-zoom.c +++ b/arch/arm/mach-omap2/board-zoom.c @@ -34,17 +34,6 @@ #define ZOOM3_EHCI_RESET_GPIO 64 -static void __init omap_zoom_init_early(void) -{ - omap2_init_common_infrastructure(); - if (machine_is_omap_zoom2()) - omap2_init_common_devices(mt46h32m32lf6_sdrc_params, - mt46h32m32lf6_sdrc_params); - else if (machine_is_omap_zoom3()) - omap2_init_common_devices(h8mbx00u0mer0em_sdrc_params, - h8mbx00u0mer0em_sdrc_params); -} - #ifdef CONFIG_OMAP_MUX static struct omap_board_mux board_mux[] __initdata = { /* WLAN IRQ - GPIO 162 */ @@ -129,6 +118,14 @@ static void __init omap_zoom_init(void) ZOOM_NAND_CS, NAND_BUSWIDTH_16); zoom_debugboard_init(); zoom_peripherals_init(); + + if (machine_is_omap_zoom2()) + omap_sdrc_init(mt46h32m32lf6_sdrc_params, + mt46h32m32lf6_sdrc_params); + else if (machine_is_omap_zoom3()) + omap_sdrc_init(h8mbx00u0mer0em_sdrc_params, + h8mbx00u0mer0em_sdrc_params); + zoom_display_init(); } @@ -136,7 +133,7 @@ MACHINE_START(OMAP_ZOOM2, "OMAP Zoom2 board") .boot_params = 0x80000100, .reserve = omap_reserve, .map_io = omap3_map_io, - .init_early = omap_zoom_init_early, + .init_early = omap3430_init_early, .init_irq = omap3_init_irq, .init_machine = omap_zoom_init, .timer = &omap3_timer, @@ -146,7 +143,7 @@ MACHINE_START(OMAP_ZOOM3, "OMAP Zoom3 board") .boot_params = 0x80000100, .reserve = omap_reserve, .map_io = omap3_map_io, - .init_early = omap_zoom_init_early, + .init_early = omap3630_init_early, .init_irq = omap3_init_irq, .init_machine = omap_zoom_init, .timer = &omap3_timer, diff --git a/arch/arm/mach-omap2/clock2420_data.c b/arch/arm/mach-omap2/clock2420_data.c index debc040872f1..14a6277dd184 100644 --- a/arch/arm/mach-omap2/clock2420_data.c +++ b/arch/arm/mach-omap2/clock2420_data.c @@ -1898,6 +1898,54 @@ static struct omap_clk omap2420_clks[] = { CLK(NULL, "pka_ick", &pka_ick, CK_242X), CLK(NULL, "usb_fck", &usb_fck, CK_242X), CLK("musb-hdrc", "fck", &osc_ck, CK_242X), + CLK("omap_timer.1", "fck", &gpt1_fck, CK_242X), + CLK("omap_timer.2", "fck", &gpt2_fck, CK_242X), + CLK("omap_timer.3", "fck", &gpt3_fck, CK_242X), + CLK("omap_timer.4", "fck", &gpt4_fck, CK_242X), + CLK("omap_timer.5", "fck", &gpt5_fck, CK_242X), + CLK("omap_timer.6", "fck", &gpt6_fck, CK_242X), + CLK("omap_timer.7", "fck", &gpt7_fck, CK_242X), + CLK("omap_timer.8", "fck", &gpt8_fck, CK_242X), + CLK("omap_timer.9", "fck", &gpt9_fck, CK_242X), + CLK("omap_timer.10", "fck", &gpt10_fck, CK_242X), + CLK("omap_timer.11", "fck", &gpt11_fck, CK_242X), + CLK("omap_timer.12", "fck", &gpt12_fck, CK_242X), + CLK("omap_timer.1", "32k_ck", &func_32k_ck, CK_243X), + CLK("omap_timer.2", "32k_ck", &func_32k_ck, CK_243X), + CLK("omap_timer.3", "32k_ck", &func_32k_ck, CK_243X), + CLK("omap_timer.4", "32k_ck", &func_32k_ck, CK_243X), + CLK("omap_timer.5", "32k_ck", &func_32k_ck, CK_243X), + CLK("omap_timer.6", "32k_ck", &func_32k_ck, CK_243X), + CLK("omap_timer.7", "32k_ck", &func_32k_ck, CK_243X), + CLK("omap_timer.8", "32k_ck", &func_32k_ck, CK_243X), + CLK("omap_timer.9", "32k_ck", &func_32k_ck, CK_243X), + CLK("omap_timer.10", "32k_ck", &func_32k_ck, CK_243X), + CLK("omap_timer.11", "32k_ck", &func_32k_ck, CK_243X), + CLK("omap_timer.12", "32k_ck", &func_32k_ck, CK_243X), + CLK("omap_timer.1", "sys_ck", &sys_ck, CK_243X), + CLK("omap_timer.2", "sys_ck", &sys_ck, CK_243X), + CLK("omap_timer.3", "sys_ck", &sys_ck, CK_243X), + CLK("omap_timer.4", "sys_ck", &sys_ck, CK_243X), + CLK("omap_timer.5", "sys_ck", &sys_ck, CK_243X), + CLK("omap_timer.6", "sys_ck", &sys_ck, CK_243X), + CLK("omap_timer.7", "sys_ck", &sys_ck, CK_243X), + CLK("omap_timer.8", "sys_ck", &sys_ck, CK_243X), + CLK("omap_timer.9", "sys_ck", &sys_ck, CK_243X), + CLK("omap_timer.10", "sys_ck", &sys_ck, CK_243X), + CLK("omap_timer.11", "sys_ck", &sys_ck, CK_243X), + CLK("omap_timer.12", "sys_ck", &sys_ck, CK_243X), + CLK("omap_timer.1", "alt_ck", &alt_ck, CK_243X), + CLK("omap_timer.2", "alt_ck", &alt_ck, CK_243X), + CLK("omap_timer.3", "alt_ck", &alt_ck, CK_243X), + CLK("omap_timer.4", "alt_ck", &alt_ck, CK_243X), + CLK("omap_timer.5", "alt_ck", &alt_ck, CK_243X), + CLK("omap_timer.6", "alt_ck", &alt_ck, CK_243X), + CLK("omap_timer.7", "alt_ck", &alt_ck, CK_243X), + CLK("omap_timer.8", "alt_ck", &alt_ck, CK_243X), + CLK("omap_timer.9", "alt_ck", &alt_ck, CK_243X), + CLK("omap_timer.10", "alt_ck", &alt_ck, CK_243X), + CLK("omap_timer.11", "alt_ck", &alt_ck, CK_243X), + CLK("omap_timer.12", "alt_ck", &alt_ck, CK_243X), }; /* diff --git a/arch/arm/mach-omap2/clock2430_data.c b/arch/arm/mach-omap2/clock2430_data.c index 96a942e42db1..ea6717cfa3c8 100644 --- a/arch/arm/mach-omap2/clock2430_data.c +++ b/arch/arm/mach-omap2/clock2430_data.c @@ -1998,6 +1998,54 @@ static struct omap_clk omap2430_clks[] = { CLK(NULL, "mdm_intc_ick", &mdm_intc_ick, CK_243X), CLK("omap_hsmmc.0", "mmchsdb_fck", &mmchsdb1_fck, CK_243X), CLK("omap_hsmmc.1", "mmchsdb_fck", &mmchsdb2_fck, CK_243X), + CLK("omap_timer.1", "fck", &gpt1_fck, CK_243X), + CLK("omap_timer.2", "fck", &gpt2_fck, CK_243X), + CLK("omap_timer.3", "fck", &gpt3_fck, CK_243X), + CLK("omap_timer.4", "fck", &gpt4_fck, CK_243X), + CLK("omap_timer.5", "fck", &gpt5_fck, CK_243X), + CLK("omap_timer.6", "fck", &gpt6_fck, CK_243X), + CLK("omap_timer.7", "fck", &gpt7_fck, CK_243X), + CLK("omap_timer.8", "fck", &gpt8_fck, CK_243X), + CLK("omap_timer.9", "fck", &gpt9_fck, CK_243X), + CLK("omap_timer.10", "fck", &gpt10_fck, CK_243X), + CLK("omap_timer.11", "fck", &gpt11_fck, CK_243X), + CLK("omap_timer.12", "fck", &gpt12_fck, CK_243X), + CLK("omap_timer.1", "32k_ck", &func_32k_ck, CK_243X), + CLK("omap_timer.2", "32k_ck", &func_32k_ck, CK_243X), + CLK("omap_timer.3", "32k_ck", &func_32k_ck, CK_243X), + CLK("omap_timer.4", "32k_ck", &func_32k_ck, CK_243X), + CLK("omap_timer.5", "32k_ck", &func_32k_ck, CK_243X), + CLK("omap_timer.6", "32k_ck", &func_32k_ck, CK_243X), + CLK("omap_timer.7", "32k_ck", &func_32k_ck, CK_243X), + CLK("omap_timer.8", "32k_ck", &func_32k_ck, CK_243X), + CLK("omap_timer.9", "32k_ck", &func_32k_ck, CK_243X), + CLK("omap_timer.10", "32k_ck", &func_32k_ck, CK_243X), + CLK("omap_timer.11", "32k_ck", &func_32k_ck, CK_243X), + CLK("omap_timer.12", "32k_ck", &func_32k_ck, CK_243X), + CLK("omap_timer.1", "sys_ck", &sys_ck, CK_243X), + CLK("omap_timer.2", "sys_ck", &sys_ck, CK_243X), + CLK("omap_timer.3", "sys_ck", &sys_ck, CK_243X), + CLK("omap_timer.4", "sys_ck", &sys_ck, CK_243X), + CLK("omap_timer.5", "sys_ck", &sys_ck, CK_243X), + CLK("omap_timer.6", "sys_ck", &sys_ck, CK_243X), + CLK("omap_timer.7", "sys_ck", &sys_ck, CK_243X), + CLK("omap_timer.8", "sys_ck", &sys_ck, CK_243X), + CLK("omap_timer.9", "sys_ck", &sys_ck, CK_243X), + CLK("omap_timer.10", "sys_ck", &sys_ck, CK_243X), + CLK("omap_timer.11", "sys_ck", &sys_ck, CK_243X), + CLK("omap_timer.12", "sys_ck", &sys_ck, CK_243X), + CLK("omap_timer.1", "alt_ck", &alt_ck, CK_243X), + CLK("omap_timer.2", "alt_ck", &alt_ck, CK_243X), + CLK("omap_timer.3", "alt_ck", &alt_ck, CK_243X), + CLK("omap_timer.4", "alt_ck", &alt_ck, CK_243X), + CLK("omap_timer.5", "alt_ck", &alt_ck, CK_243X), + CLK("omap_timer.6", "alt_ck", &alt_ck, CK_243X), + CLK("omap_timer.7", "alt_ck", &alt_ck, CK_243X), + CLK("omap_timer.8", "alt_ck", &alt_ck, CK_243X), + CLK("omap_timer.9", "alt_ck", &alt_ck, CK_243X), + CLK("omap_timer.10", "alt_ck", &alt_ck, CK_243X), + CLK("omap_timer.11", "alt_ck", &alt_ck, CK_243X), + CLK("omap_timer.12", "alt_ck", &alt_ck, CK_243X), }; /* diff --git a/arch/arm/mach-omap2/clock3xxx_data.c b/arch/arm/mach-omap2/clock3xxx_data.c index b9b844683147..65dd363163bc 100644 --- a/arch/arm/mach-omap2/clock3xxx_data.c +++ b/arch/arm/mach-omap2/clock3xxx_data.c @@ -3464,6 +3464,42 @@ static struct omap_clk omap3xxx_clks[] = { CLK("musb-am35x", "fck", &hsotgusb_fck_am35xx, CK_AM35XX), CLK(NULL, "hecc_ck", &hecc_ck, CK_AM35XX), CLK(NULL, "uart4_ick", &uart4_ick_am35xx, CK_AM35XX), + CLK("omap_timer.1", "fck", &gpt1_fck, CK_3XXX), + CLK("omap_timer.2", "fck", &gpt2_fck, CK_3XXX), + CLK("omap_timer.3", "fck", &gpt3_fck, CK_3XXX), + CLK("omap_timer.4", "fck", &gpt4_fck, CK_3XXX), + CLK("omap_timer.5", "fck", &gpt5_fck, CK_3XXX), + CLK("omap_timer.6", "fck", &gpt6_fck, CK_3XXX), + CLK("omap_timer.7", "fck", &gpt7_fck, CK_3XXX), + CLK("omap_timer.8", "fck", &gpt8_fck, CK_3XXX), + CLK("omap_timer.9", "fck", &gpt9_fck, CK_3XXX), + CLK("omap_timer.10", "fck", &gpt10_fck, CK_3XXX), + CLK("omap_timer.11", "fck", &gpt11_fck, CK_3XXX), + CLK("omap_timer.12", "fck", &gpt12_fck, CK_3XXX), + CLK("omap_timer.1", "32k_ck", &omap_32k_fck, CK_3XXX), + CLK("omap_timer.2", "32k_ck", &omap_32k_fck, CK_3XXX), + CLK("omap_timer.3", "32k_ck", &omap_32k_fck, CK_3XXX), + CLK("omap_timer.4", "32k_ck", &omap_32k_fck, CK_3XXX), + CLK("omap_timer.5", "32k_ck", &omap_32k_fck, CK_3XXX), + CLK("omap_timer.6", "32k_ck", &omap_32k_fck, CK_3XXX), + CLK("omap_timer.7", "32k_ck", &omap_32k_fck, CK_3XXX), + CLK("omap_timer.8", "32k_ck", &omap_32k_fck, CK_3XXX), + CLK("omap_timer.9", "32k_ck", &omap_32k_fck, CK_3XXX), + CLK("omap_timer.10", "32k_ck", &omap_32k_fck, CK_3XXX), + CLK("omap_timer.11", "32k_ck", &omap_32k_fck, CK_3XXX), + CLK("omap_timer.12", "32k_ck", &omap_32k_fck, CK_3XXX), + CLK("omap_timer.1", "sys_ck", &sys_ck, CK_3XXX), + CLK("omap_timer.2", "sys_ck", &sys_ck, CK_3XXX), + CLK("omap_timer.3", "sys_ck", &sys_ck, CK_3XXX), + CLK("omap_timer.4", "sys_ck", &sys_ck, CK_3XXX), + CLK("omap_timer.5", "sys_ck", &sys_ck, CK_3XXX), + CLK("omap_timer.6", "sys_ck", &sys_ck, CK_3XXX), + CLK("omap_timer.7", "sys_ck", &sys_ck, CK_3XXX), + CLK("omap_timer.8", "sys_ck", &sys_ck, CK_3XXX), + CLK("omap_timer.9", "sys_ck", &sys_ck, CK_3XXX), + CLK("omap_timer.10", "sys_ck", &sys_ck, CK_3XXX), + CLK("omap_timer.11", "sys_ck", &sys_ck, CK_3XXX), + CLK("omap_timer.12", "sys_ck", &sys_ck, CK_3XXX), }; @@ -3472,7 +3508,16 @@ int __init omap3xxx_clk_init(void) struct omap_clk *c; u32 cpu_clkflg = 0; - if (cpu_is_omap3517()) { + /* + * 3505 must be tested before 3517, since 3517 returns true + * for both AM3517 chips and AM3517 family chips, which + * includes 3505. Unfortunately there's no obvious family + * test for 3517/3505 :-( + */ + if (cpu_is_omap3505()) { + cpu_mask = RATE_IN_34XX; + cpu_clkflg = CK_3505; + } else if (cpu_is_omap3517()) { cpu_mask = RATE_IN_34XX; cpu_clkflg = CK_3517; } else if (cpu_is_omap3505()) { diff --git a/arch/arm/mach-omap2/clock44xx_data.c b/arch/arm/mach-omap2/clock44xx_data.c index c0b6fbda3408..946bf04a956d 100644 --- a/arch/arm/mach-omap2/clock44xx_data.c +++ b/arch/arm/mach-omap2/clock44xx_data.c @@ -3363,6 +3363,39 @@ static struct omap_clk omap44xx_clks[] = { CLK("usbhs-omap.0", "usbhost_ick", &dummy_ck, CK_443X), CLK("usbhs-omap.0", "usbtll_fck", &dummy_ck, CK_443X), CLK("omap_wdt", "ick", &dummy_ck, CK_443X), + CLK("omap_timer.1", "fck", &timer1_fck, CK_443X), + CLK("omap_timer.2", "fck", &timer2_fck, CK_443X), + CLK("omap_timer.3", "fck", &timer3_fck, CK_443X), + CLK("omap_timer.4", "fck", &timer4_fck, CK_443X), + CLK("omap_timer.5", "fck", &timer5_fck, CK_443X), + CLK("omap_timer.6", "fck", &timer6_fck, CK_443X), + CLK("omap_timer.7", "fck", &timer7_fck, CK_443X), + CLK("omap_timer.8", "fck", &timer8_fck, CK_443X), + CLK("omap_timer.9", "fck", &timer9_fck, CK_443X), + CLK("omap_timer.10", "fck", &timer10_fck, CK_443X), + CLK("omap_timer.11", "fck", &timer11_fck, CK_443X), + CLK("omap_timer.1", "32k_ck", &sys_32k_ck, CK_443X), + CLK("omap_timer.2", "32k_ck", &sys_32k_ck, CK_443X), + CLK("omap_timer.3", "32k_ck", &sys_32k_ck, CK_443X), + CLK("omap_timer.4", "32k_ck", &sys_32k_ck, CK_443X), + CLK("omap_timer.5", "32k_ck", &sys_32k_ck, CK_443X), + CLK("omap_timer.6", "32k_ck", &sys_32k_ck, CK_443X), + CLK("omap_timer.7", "32k_ck", &sys_32k_ck, CK_443X), + CLK("omap_timer.8", "32k_ck", &sys_32k_ck, CK_443X), + CLK("omap_timer.9", "32k_ck", &sys_32k_ck, CK_443X), + CLK("omap_timer.10", "32k_ck", &sys_32k_ck, CK_443X), + CLK("omap_timer.11", "32k_ck", &sys_32k_ck, CK_443X), + CLK("omap_timer.1", "sys_ck", &sys_clkin_ck, CK_443X), + CLK("omap_timer.2", "sys_ck", &sys_clkin_ck, CK_443X), + CLK("omap_timer.3", "sys_ck", &sys_clkin_ck, CK_443X), + CLK("omap_timer.4", "sys_ck", &sys_clkin_ck, CK_443X), + CLK("omap_timer.9", "sys_ck", &sys_clkin_ck, CK_443X), + CLK("omap_timer.10", "sys_ck", &sys_clkin_ck, CK_443X), + CLK("omap_timer.11", "sys_ck", &sys_clkin_ck, CK_443X), + CLK("omap_timer.5", "sys_ck", &syc_clk_div_ck, CK_443X), + CLK("omap_timer.6", "sys_ck", &syc_clk_div_ck, CK_443X), + CLK("omap_timer.7", "sys_ck", &syc_clk_div_ck, CK_443X), + CLK("omap_timer.8", "sys_ck", &syc_clk_div_ck, CK_443X), }; int __init omap4xxx_clk_init(void) diff --git a/arch/arm/mach-omap2/clockdomain.c b/arch/arm/mach-omap2/clockdomain.c index 8f0890685d7b..8480ee4344ea 100644 --- a/arch/arm/mach-omap2/clockdomain.c +++ b/arch/arm/mach-omap2/clockdomain.c @@ -73,9 +73,6 @@ static int _clkdm_register(struct clockdomain *clkdm) if (!clkdm || !clkdm->name) return -EINVAL; - if (!omap_chip_is(clkdm->omap_chip)) - return -EINVAL; - pwrdm = pwrdm_lookup(clkdm->pwrdm.name); if (!pwrdm) { pr_err("clockdomain: %s: powerdomain %s does not exist\n", @@ -105,13 +102,10 @@ static struct clkdm_dep *_clkdm_deps_lookup(struct clockdomain *clkdm, { struct clkdm_dep *cd; - if (!clkdm || !deps || !omap_chip_is(clkdm->omap_chip)) + if (!clkdm || !deps) return ERR_PTR(-EINVAL); for (cd = deps; cd->clkdm_name; cd++) { - if (!omap_chip_is(cd->omap_chip)) - continue; - if (!cd->clkdm && cd->clkdm_name) cd->clkdm = _clkdm_lookup(cd->clkdm_name); @@ -148,9 +142,6 @@ static void _autodep_lookup(struct clkdm_autodep *autodep) if (!autodep) return; - if (!omap_chip_is(autodep->omap_chip)) - return; - clkdm = clkdm_lookup(autodep->clkdm.name); if (!clkdm) { pr_err("clockdomain: autodeps: clockdomain %s does not exist\n", @@ -182,9 +173,6 @@ void _clkdm_add_autodeps(struct clockdomain *clkdm) if (IS_ERR(autodep->clkdm.ptr)) continue; - if (!omap_chip_is(autodep->omap_chip)) - continue; - pr_debug("clockdomain: adding %s sleepdep/wkdep for " "clkdm %s\n", autodep->clkdm.ptr->name, clkdm->name); @@ -216,9 +204,6 @@ void _clkdm_del_autodeps(struct clockdomain *clkdm) if (IS_ERR(autodep->clkdm.ptr)) continue; - if (!omap_chip_is(autodep->omap_chip)) - continue; - pr_debug("clockdomain: removing %s sleepdep/wkdep for " "clkdm %s\n", autodep->clkdm.ptr->name, clkdm->name); @@ -243,8 +228,6 @@ static void _resolve_clkdm_deps(struct clockdomain *clkdm, struct clkdm_dep *cd; for (cd = clkdm_deps; cd && cd->clkdm_name; cd++) { - if (!omap_chip_is(cd->omap_chip)) - continue; if (cd->clkdm) continue; cd->clkdm = _clkdm_lookup(cd->clkdm_name); @@ -257,43 +240,113 @@ static void _resolve_clkdm_deps(struct clockdomain *clkdm, /* Public functions */ /** - * clkdm_init - set up the clockdomain layer - * @clkdms: optional pointer to an array of clockdomains to register - * @init_autodeps: optional pointer to an array of autodeps to register - * @custom_funcs: func pointers for arch specific implementations - * - * Set up internal state. If a pointer to an array of clockdomains - * @clkdms was supplied, loop through the list of clockdomains, - * register all that are available on the current platform. Similarly, - * if a pointer to an array of clockdomain autodependencies - * @init_autodeps was provided, register those. No return value. + * clkdm_register_platform_funcs - register clockdomain implementation fns + * @co: func pointers for arch specific implementations + * + * Register the list of function pointers used to implement the + * clockdomain functions on different OMAP SoCs. Should be called + * before any other clkdm_register*() function. Returns -EINVAL if + * @co is null, -EEXIST if platform functions have already been + * registered, or 0 upon success. + */ +int clkdm_register_platform_funcs(struct clkdm_ops *co) +{ + if (!co) + return -EINVAL; + + if (arch_clkdm) + return -EEXIST; + + arch_clkdm = co; + + return 0; +}; + +/** + * clkdm_register_clkdms - register SoC clockdomains + * @cs: pointer to an array of struct clockdomain to register + * + * Register the clockdomains available on a particular OMAP SoC. Must + * be called after clkdm_register_platform_funcs(). May be called + * multiple times. Returns -EACCES if called before + * clkdm_register_platform_funcs(); -EINVAL if the argument @cs is + * null; or 0 upon success. */ -void clkdm_init(struct clockdomain **clkdms, - struct clkdm_autodep *init_autodeps, - struct clkdm_ops *custom_funcs) +int clkdm_register_clkdms(struct clockdomain **cs) { struct clockdomain **c = NULL; - struct clockdomain *clkdm; - struct clkdm_autodep *autodep = NULL; - if (!custom_funcs) - WARN(1, "No custom clkdm functions registered\n"); - else - arch_clkdm = custom_funcs; + if (!arch_clkdm) + return -EACCES; + + if (!cs) + return -EINVAL; + + for (c = cs; *c; c++) + _clkdm_register(*c); + + return 0; +} + +/** + * clkdm_register_autodeps - register autodeps (if required) + * @ia: pointer to a static array of struct clkdm_autodep to register + * + * Register clockdomain "automatic dependencies." These are + * clockdomain wakeup and sleep dependencies that are automatically + * added whenever the first clock inside a clockdomain is enabled, and + * removed whenever the last clock inside a clockdomain is disabled. + * These are currently only used on OMAP3 devices, and are deprecated, + * since they waste energy. However, until the OMAP2/3 IP block + * enable/disable sequence can be converted to match the OMAP4 + * sequence, they are needed. + * + * Must be called only after all of the SoC clockdomains are + * registered, since the function will resolve autodep clockdomain + * names into clockdomain pointers. + * + * The struct clkdm_autodep @ia array must be static, as this function + * does not copy the array elements. + * + * Returns -EACCES if called before any clockdomains have been + * registered, -EINVAL if called with a null @ia argument, -EEXIST if + * autodeps have already been registered, or 0 upon success. + */ +int clkdm_register_autodeps(struct clkdm_autodep *ia) +{ + struct clkdm_autodep *a = NULL; - if (clkdms) - for (c = clkdms; *c; c++) - _clkdm_register(*c); + if (list_empty(&clkdm_list)) + return -EACCES; + + if (!ia) + return -EINVAL; - autodeps = init_autodeps; if (autodeps) - for (autodep = autodeps; autodep->clkdm.ptr; autodep++) - _autodep_lookup(autodep); + return -EEXIST; + + autodeps = ia; + for (a = autodeps; a->clkdm.ptr; a++) + _autodep_lookup(a); + + return 0; +} + +/** + * clkdm_complete_init - set up the clockdomain layer + * + * Put all clockdomains into software-supervised mode; PM code should + * later enable hardware-supervised mode as appropriate. Must be + * called after clkdm_register_clkdms(). Returns -EACCES if called + * before clkdm_register_clkdms(), or 0 upon success. + */ +int clkdm_complete_init(void) +{ + struct clockdomain *clkdm; + + if (list_empty(&clkdm_list)) + return -EACCES; - /* - * Put all clockdomains into software-supervised mode; PM code - * should later enable hardware-supervised mode as appropriate - */ list_for_each_entry(clkdm, &clkdm_list, node) { if (clkdm->flags & CLKDM_CAN_FORCE_WAKEUP) clkdm_wakeup(clkdm); @@ -306,6 +359,8 @@ void clkdm_init(struct clockdomain **clkdms, _resolve_clkdm_deps(clkdm, clkdm->sleepdep_srcs); clkdm_clear_all_sleepdeps(clkdm); } + + return 0; } /** diff --git a/arch/arm/mach-omap2/clockdomain.h b/arch/arm/mach-omap2/clockdomain.h index 1e50c88b8a07..f7b58609bad8 100644 --- a/arch/arm/mach-omap2/clockdomain.h +++ b/arch/arm/mach-omap2/clockdomain.h @@ -45,7 +45,6 @@ /** * struct clkdm_autodep - clkdm deps to add when entering/exiting hwsup mode * @clkdm: clockdomain to add wkdep+sleepdep on - set name member only - * @omap_chip: OMAP chip types that this autodep is valid on * * A clockdomain that should have wkdeps and sleepdeps added when a * clockdomain should stay active in hwsup mode; and conversely, @@ -60,14 +59,12 @@ struct clkdm_autodep { const char *name; struct clockdomain *ptr; } clkdm; - const struct omap_chip_id omap_chip; }; /** * struct clkdm_dep - encode dependencies between clockdomains * @clkdm_name: clockdomain name * @clkdm: pointer to the struct clockdomain of @clkdm_name - * @omap_chip: OMAP chip types that this dependency is valid on * @wkdep_usecount: Number of wakeup dependencies causing this clkdm to wake * @sleepdep_usecount: Number of sleep deps that could prevent clkdm from idle * @@ -81,7 +78,6 @@ struct clkdm_dep { struct clockdomain *clkdm; atomic_t wkdep_usecount; atomic_t sleepdep_usecount; - const struct omap_chip_id omap_chip; }; /* Possible flags for struct clockdomain._flags */ @@ -101,7 +97,6 @@ struct clkdm_dep { * @clkdm_offs: (OMAP4 only) CM clockdomain register offset * @wkdep_srcs: Clockdomains that can be told to wake this powerdomain up * @sleepdep_srcs: Clockdomains that can be told to keep this clkdm from inact - * @omap_chip: OMAP chip types that this clockdomain is valid on * @usecount: Usecount tracking * @node: list_head to link all clockdomains together * @@ -126,7 +121,6 @@ struct clockdomain { const u16 clkdm_offs; struct clkdm_dep *wkdep_srcs; struct clkdm_dep *sleepdep_srcs; - const struct omap_chip_id omap_chip; atomic_t usecount; struct list_head node; spinlock_t lock; @@ -166,8 +160,11 @@ struct clkdm_ops { int (*clkdm_clk_disable)(struct clockdomain *clkdm); }; -void clkdm_init(struct clockdomain **clkdms, struct clkdm_autodep *autodeps, - struct clkdm_ops *custom_funcs); +int clkdm_register_platform_funcs(struct clkdm_ops *co); +int clkdm_register_autodeps(struct clkdm_autodep *ia); +int clkdm_register_clkdms(struct clockdomain **c); +int clkdm_complete_init(void); + struct clockdomain *clkdm_lookup(const char *name); int clkdm_for_each(int (*fn)(struct clockdomain *clkdm, void *user), @@ -195,7 +192,8 @@ int clkdm_clk_disable(struct clockdomain *clkdm, struct clk *clk); int clkdm_hwmod_enable(struct clockdomain *clkdm, struct omap_hwmod *oh); int clkdm_hwmod_disable(struct clockdomain *clkdm, struct omap_hwmod *oh); -extern void __init omap2xxx_clockdomains_init(void); +extern void __init omap242x_clockdomains_init(void); +extern void __init omap243x_clockdomains_init(void); extern void __init omap3xxx_clockdomains_init(void); extern void __init omap44xx_clockdomains_init(void); extern void _clkdm_add_autodeps(struct clockdomain *clkdm); @@ -205,4 +203,10 @@ extern struct clkdm_ops omap2_clkdm_operations; extern struct clkdm_ops omap3_clkdm_operations; extern struct clkdm_ops omap4_clkdm_operations; +extern struct clkdm_dep gfx_24xx_wkdeps[]; +extern struct clkdm_dep dsp_24xx_wkdeps[]; +extern struct clockdomain wkup_common_clkdm; +extern struct clockdomain prm_common_clkdm; +extern struct clockdomain cm_common_clkdm; + #endif diff --git a/arch/arm/mach-omap2/clockdomain2xxx_3xxx.c b/arch/arm/mach-omap2/clockdomain2xxx_3xxx.c index f740edb111f4..a0d68dbecfa3 100644 --- a/arch/arm/mach-omap2/clockdomain2xxx_3xxx.c +++ b/arch/arm/mach-omap2/clockdomain2xxx_3xxx.c @@ -52,8 +52,6 @@ static int omap2_clkdm_clear_all_wkdeps(struct clockdomain *clkdm) u32 mask = 0; for (cd = clkdm->wkdep_srcs; cd && cd->clkdm_name; cd++) { - if (!omap_chip_is(cd->omap_chip)) - continue; if (!cd->clkdm) continue; /* only happens if data is erroneous */ @@ -98,8 +96,6 @@ static int omap3_clkdm_clear_all_sleepdeps(struct clockdomain *clkdm) u32 mask = 0; for (cd = clkdm->sleepdep_srcs; cd && cd->clkdm_name; cd++) { - if (!omap_chip_is(cd->omap_chip)) - continue; if (!cd->clkdm) continue; /* only happens if data is erroneous */ diff --git a/arch/arm/mach-omap2/clockdomain44xx.c b/arch/arm/mach-omap2/clockdomain44xx.c index b43706aa08bd..935c7f03dab9 100644 --- a/arch/arm/mach-omap2/clockdomain44xx.c +++ b/arch/arm/mach-omap2/clockdomain44xx.c @@ -52,8 +52,6 @@ static int omap4_clkdm_clear_all_wkup_sleep_deps(struct clockdomain *clkdm) u32 mask = 0; for (cd = clkdm->wkdep_srcs; cd && cd->clkdm_name; cd++) { - if (!omap_chip_is(cd->omap_chip)) - continue; if (!cd->clkdm) continue; /* only happens if data is erroneous */ diff --git a/arch/arm/mach-omap2/clockdomains2420_data.c b/arch/arm/mach-omap2/clockdomains2420_data.c new file mode 100644 index 000000000000..0ab8e46d5b2b --- /dev/null +++ b/arch/arm/mach-omap2/clockdomains2420_data.c @@ -0,0 +1,154 @@ +/* + * OMAP2420 clockdomains + * + * Copyright (C) 2008-2011 Texas Instruments, Inc. + * Copyright (C) 2008-2010 Nokia Corporation + * + * Paul Walmsley, Jouni Högander + * + * This file contains clockdomains and clockdomain wakeup dependencies + * for OMAP2420 chips. Some notes: + * + * A useful validation rule for struct clockdomain: Any clockdomain + * referenced by a wkdep_srcs must have a dep_bit assigned. So + * wkdep_srcs are really just software-controllable dependencies. + * Non-software-controllable dependencies do exist, but they are not + * encoded below (yet). + * + * 24xx does not support programmable sleep dependencies (SLEEPDEP) + * + * The overly-specific dep_bit names are due to a bit name collision + * with CM_FCLKEN_{DSP,IVA2}. The DSP/IVA2 PM_WKDEP and CM_SLEEPDEP shift + * value are the same for all powerdomains: 2 + * + * XXX should dep_bit be a mask, so we can test to see if it is 0 as a + * sanity check? + * XXX encode hardware fixed wakeup dependencies -- esp. for 3430 CORE + */ + +/* + * To-Do List + * -> Port the Sleep/Wakeup dependencies for the domains + * from the Power domain framework + */ + +#include <linux/kernel.h> +#include <linux/io.h> + +#include "clockdomain.h" +#include "prm2xxx_3xxx.h" +#include "cm2xxx_3xxx.h" +#include "cm-regbits-24xx.h" +#include "prm-regbits-24xx.h" + +/* + * Clockdomain dependencies for wkdeps + * + * XXX Hardware dependencies (e.g., dependencies that cannot be + * changed in software) are not included here yet, but should be. + */ + +/* Wakeup dependency source arrays */ + +/* 2420-specific possible wakeup dependencies */ + +/* 2420 PM_WKDEP_MPU: CORE, DSP, WKUP */ +static struct clkdm_dep mpu_2420_wkdeps[] = { + { .clkdm_name = "core_l3_clkdm" }, + { .clkdm_name = "core_l4_clkdm" }, + { .clkdm_name = "dsp_clkdm" }, + { .clkdm_name = "wkup_clkdm" }, + { NULL }, +}; + +/* 2420 PM_WKDEP_CORE: DSP, GFX, MPU, WKUP */ +static struct clkdm_dep core_2420_wkdeps[] = { + { .clkdm_name = "dsp_clkdm" }, + { .clkdm_name = "gfx_clkdm" }, + { .clkdm_name = "mpu_clkdm" }, + { .clkdm_name = "wkup_clkdm" }, + { NULL }, +}; + +/* + * 2420-only clockdomains + */ + +static struct clockdomain mpu_2420_clkdm = { + .name = "mpu_clkdm", + .pwrdm = { .name = "mpu_pwrdm" }, + .flags = CLKDM_CAN_HWSUP, + .wkdep_srcs = mpu_2420_wkdeps, + .clktrctrl_mask = OMAP24XX_AUTOSTATE_MPU_MASK, +}; + +static struct clockdomain iva1_2420_clkdm = { + .name = "iva1_clkdm", + .pwrdm = { .name = "dsp_pwrdm" }, + .flags = CLKDM_CAN_HWSUP_SWSUP, + .dep_bit = OMAP24XX_PM_WKDEP_MPU_EN_DSP_SHIFT, + .wkdep_srcs = dsp_24xx_wkdeps, + .clktrctrl_mask = OMAP2420_AUTOSTATE_IVA_MASK, +}; + +static struct clockdomain dsp_2420_clkdm = { + .name = "dsp_clkdm", + .pwrdm = { .name = "dsp_pwrdm" }, + .flags = CLKDM_CAN_HWSUP_SWSUP, + .clktrctrl_mask = OMAP24XX_AUTOSTATE_DSP_MASK, +}; + +static struct clockdomain gfx_2420_clkdm = { + .name = "gfx_clkdm", + .pwrdm = { .name = "gfx_pwrdm" }, + .flags = CLKDM_CAN_HWSUP_SWSUP, + .wkdep_srcs = gfx_24xx_wkdeps, + .clktrctrl_mask = OMAP24XX_AUTOSTATE_GFX_MASK, +}; + +static struct clockdomain core_l3_2420_clkdm = { + .name = "core_l3_clkdm", + .pwrdm = { .name = "core_pwrdm" }, + .flags = CLKDM_CAN_HWSUP, + .wkdep_srcs = core_2420_wkdeps, + .clktrctrl_mask = OMAP24XX_AUTOSTATE_L3_MASK, +}; + +static struct clockdomain core_l4_2420_clkdm = { + .name = "core_l4_clkdm", + .pwrdm = { .name = "core_pwrdm" }, + .flags = CLKDM_CAN_HWSUP, + .wkdep_srcs = core_2420_wkdeps, + .clktrctrl_mask = OMAP24XX_AUTOSTATE_L4_MASK, +}; + +static struct clockdomain dss_2420_clkdm = { + .name = "dss_clkdm", + .pwrdm = { .name = "core_pwrdm" }, + .flags = CLKDM_CAN_HWSUP, + .clktrctrl_mask = OMAP24XX_AUTOSTATE_DSS_MASK, +}; + +static struct clockdomain *clockdomains_omap242x[] __initdata = { + &wkup_common_clkdm, + &cm_common_clkdm, + &prm_common_clkdm, + &mpu_2420_clkdm, + &iva1_2420_clkdm, + &dsp_2420_clkdm, + &gfx_2420_clkdm, + &core_l3_2420_clkdm, + &core_l4_2420_clkdm, + &dss_2420_clkdm, + NULL, +}; + +void __init omap242x_clockdomains_init(void) +{ + if (!cpu_is_omap242x()) + return; + + clkdm_register_platform_funcs(&omap2_clkdm_operations); + clkdm_register_clkdms(clockdomains_omap242x); + clkdm_complete_init(); +} diff --git a/arch/arm/mach-omap2/clockdomains2430_data.c b/arch/arm/mach-omap2/clockdomains2430_data.c new file mode 100644 index 000000000000..3645ed044890 --- /dev/null +++ b/arch/arm/mach-omap2/clockdomains2430_data.c @@ -0,0 +1,181 @@ +/* + * OMAP2xxx clockdomains + * + * Copyright (C) 2008-2009 Texas Instruments, Inc. + * Copyright (C) 2008-2010 Nokia Corporation + * + * Paul Walmsley, Jouni Högander + * + * This file contains clockdomains and clockdomain wakeup dependencies + * for OMAP2xxx chips. Some notes: + * + * A useful validation rule for struct clockdomain: Any clockdomain + * referenced by a wkdep_srcs must have a dep_bit assigned. So + * wkdep_srcs are really just software-controllable dependencies. + * Non-software-controllable dependencies do exist, but they are not + * encoded below (yet). + * + * 24xx does not support programmable sleep dependencies (SLEEPDEP) + * + * The overly-specific dep_bit names are due to a bit name collision + * with CM_FCLKEN_{DSP,IVA2}. The DSP/IVA2 PM_WKDEP and CM_SLEEPDEP shift + * value are the same for all powerdomains: 2 + * + * XXX should dep_bit be a mask, so we can test to see if it is 0 as a + * sanity check? + * XXX encode hardware fixed wakeup dependencies -- esp. for 3430 CORE + */ + +/* + * To-Do List + * -> Port the Sleep/Wakeup dependencies for the domains + * from the Power domain framework + */ + +#include <linux/kernel.h> +#include <linux/io.h> + +#include "clockdomain.h" +#include "prm2xxx_3xxx.h" +#include "cm2xxx_3xxx.h" +#include "cm-regbits-24xx.h" +#include "prm-regbits-24xx.h" + +/* + * Clockdomain dependencies for wkdeps + * + * XXX Hardware dependencies (e.g., dependencies that cannot be + * changed in software) are not included here yet, but should be. + */ + +/* Wakeup dependency source arrays */ + +/* 2430-specific possible wakeup dependencies */ + +/* 2430 PM_WKDEP_CORE: DSP, GFX, MPU, WKUP, MDM */ +static struct clkdm_dep core_2430_wkdeps[] = { + { .clkdm_name = "dsp_clkdm" }, + { .clkdm_name = "gfx_clkdm" }, + { .clkdm_name = "mpu_clkdm" }, + { .clkdm_name = "wkup_clkdm" }, + { .clkdm_name = "mdm_clkdm" }, + { NULL }, +}; + +/* 2430 PM_WKDEP_MPU: CORE, DSP, WKUP, MDM */ +static struct clkdm_dep mpu_2430_wkdeps[] = { + { .clkdm_name = "core_l3_clkdm" }, + { .clkdm_name = "core_l4_clkdm" }, + { .clkdm_name = "dsp_clkdm" }, + { .clkdm_name = "wkup_clkdm" }, + { .clkdm_name = "mdm_clkdm" }, + { NULL }, +}; + +/* 2430 PM_WKDEP_MDM: CORE, MPU, WKUP */ +static struct clkdm_dep mdm_2430_wkdeps[] = { + { .clkdm_name = "core_l3_clkdm" }, + { .clkdm_name = "core_l4_clkdm" }, + { .clkdm_name = "mpu_clkdm" }, + { .clkdm_name = "wkup_clkdm" }, + { NULL }, +}; + +/* + * 2430-only clockdomains + */ + +static struct clockdomain mpu_2430_clkdm = { + .name = "mpu_clkdm", + .pwrdm = { .name = "mpu_pwrdm" }, + .flags = CLKDM_CAN_HWSUP_SWSUP, + .wkdep_srcs = mpu_2430_wkdeps, + .clktrctrl_mask = OMAP24XX_AUTOSTATE_MPU_MASK, +}; + +/* Another case of bit name collisions between several registers: EN_MDM */ +static struct clockdomain mdm_clkdm = { + .name = "mdm_clkdm", + .pwrdm = { .name = "mdm_pwrdm" }, + .flags = CLKDM_CAN_HWSUP_SWSUP, + .dep_bit = OMAP2430_PM_WKDEP_MPU_EN_MDM_SHIFT, + .wkdep_srcs = mdm_2430_wkdeps, + .clktrctrl_mask = OMAP2430_AUTOSTATE_MDM_MASK, +}; + +static struct clockdomain dsp_2430_clkdm = { + .name = "dsp_clkdm", + .pwrdm = { .name = "dsp_pwrdm" }, + .flags = CLKDM_CAN_HWSUP_SWSUP, + .dep_bit = OMAP24XX_PM_WKDEP_MPU_EN_DSP_SHIFT, + .wkdep_srcs = dsp_24xx_wkdeps, + .clktrctrl_mask = OMAP24XX_AUTOSTATE_DSP_MASK, +}; + +static struct clockdomain gfx_2430_clkdm = { + .name = "gfx_clkdm", + .pwrdm = { .name = "gfx_pwrdm" }, + .flags = CLKDM_CAN_HWSUP_SWSUP, + .wkdep_srcs = gfx_24xx_wkdeps, + .clktrctrl_mask = OMAP24XX_AUTOSTATE_GFX_MASK, +}; + +/* + * XXX add usecounting for clkdm dependencies, otherwise the presence + * of a single dep bit for core_l3_24xx_clkdm and core_l4_24xx_clkdm + * could cause trouble + */ +static struct clockdomain core_l3_2430_clkdm = { + .name = "core_l3_clkdm", + .pwrdm = { .name = "core_pwrdm" }, + .flags = CLKDM_CAN_HWSUP, + .dep_bit = OMAP24XX_EN_CORE_SHIFT, + .wkdep_srcs = core_2430_wkdeps, + .clktrctrl_mask = OMAP24XX_AUTOSTATE_L3_MASK, +}; + +/* + * XXX add usecounting for clkdm dependencies, otherwise the presence + * of a single dep bit for core_l3_24xx_clkdm and core_l4_24xx_clkdm + * could cause trouble + */ +static struct clockdomain core_l4_2430_clkdm = { + .name = "core_l4_clkdm", + .pwrdm = { .name = "core_pwrdm" }, + .flags = CLKDM_CAN_HWSUP, + .dep_bit = OMAP24XX_EN_CORE_SHIFT, + .wkdep_srcs = core_2430_wkdeps, + .clktrctrl_mask = OMAP24XX_AUTOSTATE_L4_MASK, +}; + +static struct clockdomain dss_2430_clkdm = { + .name = "dss_clkdm", + .pwrdm = { .name = "core_pwrdm" }, + .flags = CLKDM_CAN_HWSUP, + .clktrctrl_mask = OMAP24XX_AUTOSTATE_DSS_MASK, +}; + +static struct clockdomain *clockdomains_omap243x[] __initdata = { + &wkup_common_clkdm, + &cm_common_clkdm, + &prm_common_clkdm, + &mpu_2430_clkdm, + &mdm_clkdm, + &dsp_2430_clkdm, + &gfx_2430_clkdm, + &core_l3_2430_clkdm, + &core_l4_2430_clkdm, + &dss_2430_clkdm, + NULL, +}; + +void __init omap243x_clockdomains_init(void) +{ + if (!cpu_is_omap243x()) + return; + + clkdm_register_platform_funcs(&omap2_clkdm_operations); + clkdm_register_clkdms(clockdomains_omap243x); + clkdm_complete_init(); +} + diff --git a/arch/arm/mach-omap2/clockdomains2xxx_3xxx_data.c b/arch/arm/mach-omap2/clockdomains2xxx_3xxx_data.c index 13bde95b6790..0a6a04897d89 100644 --- a/arch/arm/mach-omap2/clockdomains2xxx_3xxx_data.c +++ b/arch/arm/mach-omap2/clockdomains2xxx_3xxx_data.c @@ -1,7 +1,7 @@ /* - * OMAP2/3 clockdomains + * OMAP2/3 clockdomain common data * - * Copyright (C) 2008-2009 Texas Instruments, Inc. + * Copyright (C) 2008-2011 Texas Instruments, Inc. * Copyright (C) 2008-2010 Nokia Corporation * * Paul Walmsley, Jouni Högander @@ -51,374 +51,28 @@ * changed in software) are not included here yet, but should be. */ -/* OMAP2/3-common wakeup dependencies */ - -/* - * 2420/2430 PM_WKDEP_GFX: CORE, MPU, WKUP - * 3430ES1 PM_WKDEP_GFX: adds IVA2, removes CORE - * 3430ES2 PM_WKDEP_SGX: adds IVA2, removes CORE - * These can share data since they will never be present simultaneously - * on the same device. - */ -static struct clkdm_dep gfx_sgx_wkdeps[] = { - { - .clkdm_name = "core_l3_clkdm", - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP24XX) - }, - { - .clkdm_name = "core_l4_clkdm", - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP24XX) - }, - { - .clkdm_name = "iva2_clkdm", - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430) - }, - { - .clkdm_name = "mpu_clkdm", - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP24XX | - CHIP_IS_OMAP3430) - }, - { - .clkdm_name = "wkup_clkdm", - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP24XX | - CHIP_IS_OMAP3430) - }, - { NULL }, -}; - - -/* 24XX-specific possible dependencies */ - -#ifdef CONFIG_ARCH_OMAP2 - /* Wakeup dependency source arrays */ -/* 2420/2430 PM_WKDEP_DSP: CORE, MPU, WKUP */ -static struct clkdm_dep dsp_24xx_wkdeps[] = { - { - .clkdm_name = "core_l3_clkdm", - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP24XX) - }, - { - .clkdm_name = "core_l4_clkdm", - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP24XX) - }, - { - .clkdm_name = "mpu_clkdm", - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP24XX) - }, - { - .clkdm_name = "wkup_clkdm", - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP24XX) - }, - { NULL }, -}; - -/* - * 2420 PM_WKDEP_MPU: CORE, DSP, WKUP - * 2430 adds MDM - */ -static struct clkdm_dep mpu_24xx_wkdeps[] = { - { - .clkdm_name = "core_l3_clkdm", - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP24XX) - }, - { - .clkdm_name = "core_l4_clkdm", - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP24XX) - }, - { - .clkdm_name = "dsp_clkdm", - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP24XX) - }, - { - .clkdm_name = "wkup_clkdm", - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP24XX) - }, - { - .clkdm_name = "mdm_clkdm", - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP2430) - }, - { NULL }, -}; - -/* - * 2420 PM_WKDEP_CORE: DSP, GFX, MPU, WKUP - * 2430 adds MDM - */ -static struct clkdm_dep core_24xx_wkdeps[] = { - { - .clkdm_name = "dsp_clkdm", - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP24XX) - }, - { - .clkdm_name = "gfx_clkdm", - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP24XX) - }, - { - .clkdm_name = "mpu_clkdm", - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP24XX) - }, - { - .clkdm_name = "wkup_clkdm", - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP24XX) - }, - { - .clkdm_name = "mdm_clkdm", - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP2430) - }, - { NULL }, -}; - -#endif /* CONFIG_ARCH_OMAP2 */ - -/* 2430-specific possible wakeup dependencies */ +/* 2xxx-specific possible dependencies */ -#ifdef CONFIG_SOC_OMAP2430 - -/* 2430 PM_WKDEP_MDM: CORE, MPU, WKUP */ -static struct clkdm_dep mdm_2430_wkdeps[] = { - { - .clkdm_name = "core_l3_clkdm", - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP24XX) - }, - { - .clkdm_name = "core_l4_clkdm", - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP24XX) - }, - { - .clkdm_name = "mpu_clkdm", - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP24XX) - }, - { - .clkdm_name = "wkup_clkdm", - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP24XX) - }, - { NULL }, -}; - -#endif /* CONFIG_SOC_OMAP2430 */ - - -/* OMAP3-specific possible dependencies */ - -#ifdef CONFIG_ARCH_OMAP3 - -/* 3430: PM_WKDEP_PER: CORE, IVA2, MPU, WKUP */ -static struct clkdm_dep per_wkdeps[] = { - { - .clkdm_name = "core_l3_clkdm", - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430) - }, - { - .clkdm_name = "core_l4_clkdm", - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430) - }, - { - .clkdm_name = "iva2_clkdm", - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430) - }, - { - .clkdm_name = "mpu_clkdm", - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430) - }, - { - .clkdm_name = "wkup_clkdm", - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430) - }, - { NULL }, -}; - -/* 3430ES2: PM_WKDEP_USBHOST: CORE, IVA2, MPU, WKUP */ -static struct clkdm_dep usbhost_wkdeps[] = { - { - .clkdm_name = "core_l3_clkdm", - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430) - }, - { - .clkdm_name = "core_l4_clkdm", - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430) - }, - { - .clkdm_name = "iva2_clkdm", - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430) - }, - { - .clkdm_name = "mpu_clkdm", - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430) - }, - { - .clkdm_name = "wkup_clkdm", - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430) - }, +/* 2xxx PM_WKDEP_GFX: CORE, MPU, WKUP */ +struct clkdm_dep gfx_24xx_wkdeps[] = { + { .clkdm_name = "core_l3_clkdm" }, + { .clkdm_name = "core_l4_clkdm" }, + { .clkdm_name = "mpu_clkdm" }, + { .clkdm_name = "wkup_clkdm" }, { NULL }, }; -/* 3430 PM_WKDEP_MPU: CORE, IVA2, DSS, PER */ -static struct clkdm_dep mpu_3xxx_wkdeps[] = { - { - .clkdm_name = "core_l3_clkdm", - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430) - }, - { - .clkdm_name = "core_l4_clkdm", - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430) - }, - { - .clkdm_name = "iva2_clkdm", - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430) - }, - { - .clkdm_name = "dss_clkdm", - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430) - }, - { - .clkdm_name = "per_clkdm", - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430) - }, +/* 2xxx PM_WKDEP_DSP: CORE, MPU, WKUP */ +struct clkdm_dep dsp_24xx_wkdeps[] = { + { .clkdm_name = "core_l3_clkdm" }, + { .clkdm_name = "core_l4_clkdm" }, + { .clkdm_name = "mpu_clkdm" }, + { .clkdm_name = "wkup_clkdm" }, { NULL }, }; -/* 3430 PM_WKDEP_IVA2: CORE, MPU, WKUP, DSS, PER */ -static struct clkdm_dep iva2_wkdeps[] = { - { - .clkdm_name = "core_l3_clkdm", - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430) - }, - { - .clkdm_name = "core_l4_clkdm", - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430) - }, - { - .clkdm_name = "mpu_clkdm", - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430) - }, - { - .clkdm_name = "wkup_clkdm", - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430) - }, - { - .clkdm_name = "dss_clkdm", - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430) - }, - { - .clkdm_name = "per_clkdm", - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430) - }, - { NULL }, -}; - - -/* 3430 PM_WKDEP_CAM: IVA2, MPU, WKUP */ -static struct clkdm_dep cam_wkdeps[] = { - { - .clkdm_name = "iva2_clkdm", - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430) - }, - { - .clkdm_name = "mpu_clkdm", - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430) - }, - { - .clkdm_name = "wkup_clkdm", - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430) - }, - { NULL }, -}; - -/* 3430 PM_WKDEP_DSS: IVA2, MPU, WKUP */ -static struct clkdm_dep dss_wkdeps[] = { - { - .clkdm_name = "iva2_clkdm", - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430) - }, - { - .clkdm_name = "mpu_clkdm", - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430) - }, - { - .clkdm_name = "wkup_clkdm", - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430) - }, - { NULL }, -}; - -/* 3430: PM_WKDEP_NEON: MPU */ -static struct clkdm_dep neon_wkdeps[] = { - { - .clkdm_name = "mpu_clkdm", - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430) - }, - { NULL }, -}; - - -/* Sleep dependency source arrays for OMAP3-specific clkdms */ - -/* 3430: CM_SLEEPDEP_DSS: MPU, IVA */ -static struct clkdm_dep dss_sleepdeps[] = { - { - .clkdm_name = "mpu_clkdm", - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430) - }, - { - .clkdm_name = "iva2_clkdm", - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430) - }, - { NULL }, -}; - -/* 3430: CM_SLEEPDEP_PER: MPU, IVA */ -static struct clkdm_dep per_sleepdeps[] = { - { - .clkdm_name = "mpu_clkdm", - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430) - }, - { - .clkdm_name = "iva2_clkdm", - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430) - }, - { NULL }, -}; - -/* 3430ES2: CM_SLEEPDEP_USBHOST: MPU, IVA */ -static struct clkdm_dep usbhost_sleepdeps[] = { - { - .clkdm_name = "mpu_clkdm", - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430) - }, - { - .clkdm_name = "iva2_clkdm", - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430) - }, - { NULL }, -}; - -/* 3430: CM_SLEEPDEP_CAM: MPU */ -static struct clkdm_dep cam_sleepdeps[] = { - { - .clkdm_name = "mpu_clkdm", - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430) - }, - { NULL }, -}; - -/* - * 3430ES1: CM_SLEEPDEP_GFX: MPU - * 3430ES2: CM_SLEEPDEP_SGX: MPU - * These can share data since they will never be present simultaneously - * on the same device. - */ -static struct clkdm_dep gfx_sgx_sleepdeps[] = { - { - .clkdm_name = "mpu_clkdm", - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430) - }, - { NULL }, -}; - -#endif /* CONFIG_ARCH_OMAP3 */ - /* * OMAP2/3-common clockdomains @@ -430,439 +84,18 @@ static struct clkdm_dep gfx_sgx_sleepdeps[] = { */ /* This is an implicit clockdomain - it is never defined as such in TRM */ -static struct clockdomain wkup_clkdm = { +struct clockdomain wkup_common_clkdm = { .name = "wkup_clkdm", .pwrdm = { .name = "wkup_pwrdm" }, .dep_bit = OMAP_EN_WKUP_SHIFT, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP24XX | CHIP_IS_OMAP3430), }; -static struct clockdomain prm_clkdm = { +struct clockdomain prm_common_clkdm = { .name = "prm_clkdm", .pwrdm = { .name = "wkup_pwrdm" }, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP24XX | CHIP_IS_OMAP3430), }; -static struct clockdomain cm_clkdm = { +struct clockdomain cm_common_clkdm = { .name = "cm_clkdm", .pwrdm = { .name = "core_pwrdm" }, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP24XX | CHIP_IS_OMAP3430), }; - -/* - * 2420-only clockdomains - */ - -#if defined(CONFIG_SOC_OMAP2420) - -static struct clockdomain mpu_2420_clkdm = { - .name = "mpu_clkdm", - .pwrdm = { .name = "mpu_pwrdm" }, - .flags = CLKDM_CAN_HWSUP, - .wkdep_srcs = mpu_24xx_wkdeps, - .clktrctrl_mask = OMAP24XX_AUTOSTATE_MPU_MASK, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP2420), -}; - -static struct clockdomain iva1_2420_clkdm = { - .name = "iva1_clkdm", - .pwrdm = { .name = "dsp_pwrdm" }, - .flags = CLKDM_CAN_HWSUP_SWSUP, - .dep_bit = OMAP24XX_PM_WKDEP_MPU_EN_DSP_SHIFT, - .wkdep_srcs = dsp_24xx_wkdeps, - .clktrctrl_mask = OMAP2420_AUTOSTATE_IVA_MASK, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP2420), -}; - -static struct clockdomain dsp_2420_clkdm = { - .name = "dsp_clkdm", - .pwrdm = { .name = "dsp_pwrdm" }, - .flags = CLKDM_CAN_HWSUP_SWSUP, - .clktrctrl_mask = OMAP24XX_AUTOSTATE_DSP_MASK, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP2420), -}; - -static struct clockdomain gfx_2420_clkdm = { - .name = "gfx_clkdm", - .pwrdm = { .name = "gfx_pwrdm" }, - .flags = CLKDM_CAN_HWSUP_SWSUP, - .wkdep_srcs = gfx_sgx_wkdeps, - .clktrctrl_mask = OMAP24XX_AUTOSTATE_GFX_MASK, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP2420), -}; - -static struct clockdomain core_l3_2420_clkdm = { - .name = "core_l3_clkdm", - .pwrdm = { .name = "core_pwrdm" }, - .flags = CLKDM_CAN_HWSUP, - .wkdep_srcs = core_24xx_wkdeps, - .clktrctrl_mask = OMAP24XX_AUTOSTATE_L3_MASK, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP2420), -}; - -static struct clockdomain core_l4_2420_clkdm = { - .name = "core_l4_clkdm", - .pwrdm = { .name = "core_pwrdm" }, - .flags = CLKDM_CAN_HWSUP, - .wkdep_srcs = core_24xx_wkdeps, - .clktrctrl_mask = OMAP24XX_AUTOSTATE_L4_MASK, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP2420), -}; - -static struct clockdomain dss_2420_clkdm = { - .name = "dss_clkdm", - .pwrdm = { .name = "core_pwrdm" }, - .flags = CLKDM_CAN_HWSUP, - .clktrctrl_mask = OMAP24XX_AUTOSTATE_DSS_MASK, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP2420), -}; - -#endif /* CONFIG_SOC_OMAP2420 */ - - -/* - * 2430-only clockdomains - */ - -#if defined(CONFIG_SOC_OMAP2430) - -static struct clockdomain mpu_2430_clkdm = { - .name = "mpu_clkdm", - .pwrdm = { .name = "mpu_pwrdm" }, - .flags = CLKDM_CAN_HWSUP_SWSUP, - .wkdep_srcs = mpu_24xx_wkdeps, - .clktrctrl_mask = OMAP24XX_AUTOSTATE_MPU_MASK, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP2430), -}; - -/* Another case of bit name collisions between several registers: EN_MDM */ -static struct clockdomain mdm_clkdm = { - .name = "mdm_clkdm", - .pwrdm = { .name = "mdm_pwrdm" }, - .flags = CLKDM_CAN_HWSUP_SWSUP, - .dep_bit = OMAP2430_PM_WKDEP_MPU_EN_MDM_SHIFT, - .wkdep_srcs = mdm_2430_wkdeps, - .clktrctrl_mask = OMAP2430_AUTOSTATE_MDM_MASK, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP2430), -}; - -static struct clockdomain dsp_2430_clkdm = { - .name = "dsp_clkdm", - .pwrdm = { .name = "dsp_pwrdm" }, - .flags = CLKDM_CAN_HWSUP_SWSUP, - .dep_bit = OMAP24XX_PM_WKDEP_MPU_EN_DSP_SHIFT, - .wkdep_srcs = dsp_24xx_wkdeps, - .clktrctrl_mask = OMAP24XX_AUTOSTATE_DSP_MASK, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP2430), -}; - -static struct clockdomain gfx_2430_clkdm = { - .name = "gfx_clkdm", - .pwrdm = { .name = "gfx_pwrdm" }, - .flags = CLKDM_CAN_HWSUP_SWSUP, - .wkdep_srcs = gfx_sgx_wkdeps, - .clktrctrl_mask = OMAP24XX_AUTOSTATE_GFX_MASK, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP2430), -}; - -/* - * XXX add usecounting for clkdm dependencies, otherwise the presence - * of a single dep bit for core_l3_24xx_clkdm and core_l4_24xx_clkdm - * could cause trouble - */ -static struct clockdomain core_l3_2430_clkdm = { - .name = "core_l3_clkdm", - .pwrdm = { .name = "core_pwrdm" }, - .flags = CLKDM_CAN_HWSUP, - .dep_bit = OMAP24XX_EN_CORE_SHIFT, - .wkdep_srcs = core_24xx_wkdeps, - .clktrctrl_mask = OMAP24XX_AUTOSTATE_L3_MASK, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP2430), -}; - -/* - * XXX add usecounting for clkdm dependencies, otherwise the presence - * of a single dep bit for core_l3_24xx_clkdm and core_l4_24xx_clkdm - * could cause trouble - */ -static struct clockdomain core_l4_2430_clkdm = { - .name = "core_l4_clkdm", - .pwrdm = { .name = "core_pwrdm" }, - .flags = CLKDM_CAN_HWSUP, - .dep_bit = OMAP24XX_EN_CORE_SHIFT, - .wkdep_srcs = core_24xx_wkdeps, - .clktrctrl_mask = OMAP24XX_AUTOSTATE_L4_MASK, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP2430), -}; - -static struct clockdomain dss_2430_clkdm = { - .name = "dss_clkdm", - .pwrdm = { .name = "core_pwrdm" }, - .flags = CLKDM_CAN_HWSUP, - .clktrctrl_mask = OMAP24XX_AUTOSTATE_DSS_MASK, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP2430), -}; - -#endif /* CONFIG_SOC_OMAP2430 */ - - -/* - * OMAP3 clockdomains - */ - -#if defined(CONFIG_ARCH_OMAP3) - -static struct clockdomain mpu_3xxx_clkdm = { - .name = "mpu_clkdm", - .pwrdm = { .name = "mpu_pwrdm" }, - .flags = CLKDM_CAN_HWSUP | CLKDM_CAN_FORCE_WAKEUP, - .dep_bit = OMAP3430_EN_MPU_SHIFT, - .wkdep_srcs = mpu_3xxx_wkdeps, - .clktrctrl_mask = OMAP3430_CLKTRCTRL_MPU_MASK, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430), -}; - -static struct clockdomain neon_clkdm = { - .name = "neon_clkdm", - .pwrdm = { .name = "neon_pwrdm" }, - .flags = CLKDM_CAN_HWSUP_SWSUP, - .wkdep_srcs = neon_wkdeps, - .clktrctrl_mask = OMAP3430_CLKTRCTRL_NEON_MASK, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430), -}; - -static struct clockdomain iva2_clkdm = { - .name = "iva2_clkdm", - .pwrdm = { .name = "iva2_pwrdm" }, - .flags = CLKDM_CAN_HWSUP_SWSUP, - .dep_bit = OMAP3430_PM_WKDEP_MPU_EN_IVA2_SHIFT, - .wkdep_srcs = iva2_wkdeps, - .clktrctrl_mask = OMAP3430_CLKTRCTRL_IVA2_MASK, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430), -}; - -static struct clockdomain gfx_3430es1_clkdm = { - .name = "gfx_clkdm", - .pwrdm = { .name = "gfx_pwrdm" }, - .flags = CLKDM_CAN_HWSUP_SWSUP, - .wkdep_srcs = gfx_sgx_wkdeps, - .sleepdep_srcs = gfx_sgx_sleepdeps, - .clktrctrl_mask = OMAP3430ES1_CLKTRCTRL_GFX_MASK, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430ES1), -}; - -static struct clockdomain sgx_clkdm = { - .name = "sgx_clkdm", - .pwrdm = { .name = "sgx_pwrdm" }, - .flags = CLKDM_CAN_HWSUP_SWSUP, - .wkdep_srcs = gfx_sgx_wkdeps, - .sleepdep_srcs = gfx_sgx_sleepdeps, - .clktrctrl_mask = OMAP3430ES2_CLKTRCTRL_SGX_MASK, - .omap_chip = OMAP_CHIP_INIT(CHIP_GE_OMAP3430ES2), -}; - -/* - * The die-to-die clockdomain was documented in the 34xx ES1 TRM, but - * then that information was removed from the 34xx ES2+ TRM. It is - * unclear whether the core is still there, but the clockdomain logic - * is there, and must be programmed to an appropriate state if the - * CORE clockdomain is to become inactive. - */ -static struct clockdomain d2d_clkdm = { - .name = "d2d_clkdm", - .pwrdm = { .name = "core_pwrdm" }, - .flags = CLKDM_CAN_HWSUP_SWSUP, - .clktrctrl_mask = OMAP3430ES1_CLKTRCTRL_D2D_MASK, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430), -}; - -/* - * XXX add usecounting for clkdm dependencies, otherwise the presence - * of a single dep bit for core_l3_3xxx_clkdm and core_l4_3xxx_clkdm - * could cause trouble - */ -static struct clockdomain core_l3_3xxx_clkdm = { - .name = "core_l3_clkdm", - .pwrdm = { .name = "core_pwrdm" }, - .flags = CLKDM_CAN_HWSUP, - .dep_bit = OMAP3430_EN_CORE_SHIFT, - .clktrctrl_mask = OMAP3430_CLKTRCTRL_L3_MASK, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430), -}; - -/* - * XXX add usecounting for clkdm dependencies, otherwise the presence - * of a single dep bit for core_l3_3xxx_clkdm and core_l4_3xxx_clkdm - * could cause trouble - */ -static struct clockdomain core_l4_3xxx_clkdm = { - .name = "core_l4_clkdm", - .pwrdm = { .name = "core_pwrdm" }, - .flags = CLKDM_CAN_HWSUP, - .dep_bit = OMAP3430_EN_CORE_SHIFT, - .clktrctrl_mask = OMAP3430_CLKTRCTRL_L4_MASK, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430), -}; - -/* Another case of bit name collisions between several registers: EN_DSS */ -static struct clockdomain dss_3xxx_clkdm = { - .name = "dss_clkdm", - .pwrdm = { .name = "dss_pwrdm" }, - .flags = CLKDM_CAN_HWSUP_SWSUP, - .dep_bit = OMAP3430_PM_WKDEP_MPU_EN_DSS_SHIFT, - .wkdep_srcs = dss_wkdeps, - .sleepdep_srcs = dss_sleepdeps, - .clktrctrl_mask = OMAP3430_CLKTRCTRL_DSS_MASK, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430), -}; - -static struct clockdomain cam_clkdm = { - .name = "cam_clkdm", - .pwrdm = { .name = "cam_pwrdm" }, - .flags = CLKDM_CAN_HWSUP_SWSUP, - .wkdep_srcs = cam_wkdeps, - .sleepdep_srcs = cam_sleepdeps, - .clktrctrl_mask = OMAP3430_CLKTRCTRL_CAM_MASK, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430), -}; - -static struct clockdomain usbhost_clkdm = { - .name = "usbhost_clkdm", - .pwrdm = { .name = "usbhost_pwrdm" }, - .flags = CLKDM_CAN_HWSUP_SWSUP, - .wkdep_srcs = usbhost_wkdeps, - .sleepdep_srcs = usbhost_sleepdeps, - .clktrctrl_mask = OMAP3430ES2_CLKTRCTRL_USBHOST_MASK, - .omap_chip = OMAP_CHIP_INIT(CHIP_GE_OMAP3430ES2), -}; - -static struct clockdomain per_clkdm = { - .name = "per_clkdm", - .pwrdm = { .name = "per_pwrdm" }, - .flags = CLKDM_CAN_HWSUP_SWSUP, - .dep_bit = OMAP3430_EN_PER_SHIFT, - .wkdep_srcs = per_wkdeps, - .sleepdep_srcs = per_sleepdeps, - .clktrctrl_mask = OMAP3430_CLKTRCTRL_PER_MASK, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430), -}; - -/* - * Disable hw supervised mode for emu_clkdm, because emu_pwrdm is - * switched of even if sdti is in use - */ -static struct clockdomain emu_clkdm = { - .name = "emu_clkdm", - .pwrdm = { .name = "emu_pwrdm" }, - .flags = /* CLKDM_CAN_ENABLE_AUTO | */CLKDM_CAN_SWSUP, - .clktrctrl_mask = OMAP3430_CLKTRCTRL_EMU_MASK, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430), -}; - -static struct clockdomain dpll1_clkdm = { - .name = "dpll1_clkdm", - .pwrdm = { .name = "dpll1_pwrdm" }, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430), -}; - -static struct clockdomain dpll2_clkdm = { - .name = "dpll2_clkdm", - .pwrdm = { .name = "dpll2_pwrdm" }, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430), -}; - -static struct clockdomain dpll3_clkdm = { - .name = "dpll3_clkdm", - .pwrdm = { .name = "dpll3_pwrdm" }, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430), -}; - -static struct clockdomain dpll4_clkdm = { - .name = "dpll4_clkdm", - .pwrdm = { .name = "dpll4_pwrdm" }, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430), -}; - -static struct clockdomain dpll5_clkdm = { - .name = "dpll5_clkdm", - .pwrdm = { .name = "dpll5_pwrdm" }, - .omap_chip = OMAP_CHIP_INIT(CHIP_GE_OMAP3430ES2), -}; - -#endif /* CONFIG_ARCH_OMAP3 */ - -/* - * Clockdomain hwsup dependencies (OMAP3 only) - */ - -static struct clkdm_autodep clkdm_autodeps[] = { - { - .clkdm = { .name = "mpu_clkdm" }, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430) - }, - { - .clkdm = { .name = "iva2_clkdm" }, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430) - }, - { - .clkdm = { .name = NULL }, - } -}; - -static struct clockdomain *clockdomains_omap2[] __initdata = { - &wkup_clkdm, - &cm_clkdm, - &prm_clkdm, - -#ifdef CONFIG_SOC_OMAP2420 - &mpu_2420_clkdm, - &iva1_2420_clkdm, - &dsp_2420_clkdm, - &gfx_2420_clkdm, - &core_l3_2420_clkdm, - &core_l4_2420_clkdm, - &dss_2420_clkdm, -#endif - -#ifdef CONFIG_SOC_OMAP2430 - &mpu_2430_clkdm, - &mdm_clkdm, - &dsp_2430_clkdm, - &gfx_2430_clkdm, - &core_l3_2430_clkdm, - &core_l4_2430_clkdm, - &dss_2430_clkdm, -#endif - -#ifdef CONFIG_ARCH_OMAP3 - &mpu_3xxx_clkdm, - &neon_clkdm, - &iva2_clkdm, - &gfx_3430es1_clkdm, - &sgx_clkdm, - &d2d_clkdm, - &core_l3_3xxx_clkdm, - &core_l4_3xxx_clkdm, - &dss_3xxx_clkdm, - &cam_clkdm, - &usbhost_clkdm, - &per_clkdm, - &emu_clkdm, - &dpll1_clkdm, - &dpll2_clkdm, - &dpll3_clkdm, - &dpll4_clkdm, - &dpll5_clkdm, -#endif - NULL, -}; - -void __init omap2xxx_clockdomains_init(void) -{ - clkdm_init(clockdomains_omap2, clkdm_autodeps, &omap2_clkdm_operations); -} - -void __init omap3xxx_clockdomains_init(void) -{ - clkdm_init(clockdomains_omap2, clkdm_autodeps, &omap3_clkdm_operations); -} diff --git a/arch/arm/mach-omap2/clockdomains3xxx_data.c b/arch/arm/mach-omap2/clockdomains3xxx_data.c new file mode 100644 index 000000000000..b84e138d99c8 --- /dev/null +++ b/arch/arm/mach-omap2/clockdomains3xxx_data.c @@ -0,0 +1,398 @@ +/* + * OMAP3xxx clockdomains + * + * Copyright (C) 2008-2011 Texas Instruments, Inc. + * Copyright (C) 2008-2010 Nokia Corporation + * + * Paul Walmsley, Jouni Högander + * + * This file contains clockdomains and clockdomain wakeup/sleep + * dependencies for the OMAP3xxx chips. Some notes: + * + * A useful validation rule for struct clockdomain: Any clockdomain + * referenced by a wkdep_srcs or sleepdep_srcs array must have a + * dep_bit assigned. So wkdep_srcs/sleepdep_srcs are really just + * software-controllable dependencies. Non-software-controllable + * dependencies do exist, but they are not encoded below (yet). + * + * The overly-specific dep_bit names are due to a bit name collision + * with CM_FCLKEN_{DSP,IVA2}. The DSP/IVA2 PM_WKDEP and CM_SLEEPDEP shift + * value are the same for all powerdomains: 2 + * + * XXX should dep_bit be a mask, so we can test to see if it is 0 as a + * sanity check? + * XXX encode hardware fixed wakeup dependencies -- esp. for 3430 CORE + */ + +/* + * To-Do List + * -> Port the Sleep/Wakeup dependencies for the domains + * from the Power domain framework + */ + +#include <linux/kernel.h> +#include <linux/io.h> + +#include "clockdomain.h" +#include "prm2xxx_3xxx.h" +#include "cm2xxx_3xxx.h" +#include "cm-regbits-34xx.h" +#include "prm-regbits-34xx.h" + +/* + * Clockdomain dependencies for wkdeps/sleepdeps + * + * XXX Hardware dependencies (e.g., dependencies that cannot be + * changed in software) are not included here yet, but should be. + */ + +/* OMAP3-specific possible dependencies */ + +/* + * 3430ES1 PM_WKDEP_GFX: adds IVA2, removes CORE + * 3430ES2 PM_WKDEP_SGX: adds IVA2, removes CORE + */ +static struct clkdm_dep gfx_sgx_3xxx_wkdeps[] = { + { .clkdm_name = "iva2_clkdm", }, + { .clkdm_name = "mpu_clkdm", }, + { .clkdm_name = "wkup_clkdm", }, + { NULL }, +}; + +/* 3430: PM_WKDEP_PER: CORE, IVA2, MPU, WKUP */ +static struct clkdm_dep per_wkdeps[] = { + { .clkdm_name = "core_l3_clkdm" }, + { .clkdm_name = "core_l4_clkdm" }, + { .clkdm_name = "iva2_clkdm" }, + { .clkdm_name = "mpu_clkdm" }, + { .clkdm_name = "wkup_clkdm" }, + { NULL }, +}; + +/* 3430ES2: PM_WKDEP_USBHOST: CORE, IVA2, MPU, WKUP */ +static struct clkdm_dep usbhost_wkdeps[] = { + { .clkdm_name = "core_l3_clkdm" }, + { .clkdm_name = "core_l4_clkdm" }, + { .clkdm_name = "iva2_clkdm" }, + { .clkdm_name = "mpu_clkdm" }, + { .clkdm_name = "wkup_clkdm" }, + { NULL }, +}; + +/* 3430 PM_WKDEP_MPU: CORE, IVA2, DSS, PER */ +static struct clkdm_dep mpu_3xxx_wkdeps[] = { + { .clkdm_name = "core_l3_clkdm" }, + { .clkdm_name = "core_l4_clkdm" }, + { .clkdm_name = "iva2_clkdm" }, + { .clkdm_name = "dss_clkdm" }, + { .clkdm_name = "per_clkdm" }, + { NULL }, +}; + +/* 3430 PM_WKDEP_IVA2: CORE, MPU, WKUP, DSS, PER */ +static struct clkdm_dep iva2_wkdeps[] = { + { .clkdm_name = "core_l3_clkdm" }, + { .clkdm_name = "core_l4_clkdm" }, + { .clkdm_name = "mpu_clkdm" }, + { .clkdm_name = "wkup_clkdm" }, + { .clkdm_name = "dss_clkdm" }, + { .clkdm_name = "per_clkdm" }, + { NULL }, +}; + +/* 3430 PM_WKDEP_CAM: IVA2, MPU, WKUP */ +static struct clkdm_dep cam_wkdeps[] = { + { .clkdm_name = "iva2_clkdm" }, + { .clkdm_name = "mpu_clkdm" }, + { .clkdm_name = "wkup_clkdm" }, + { NULL }, +}; + +/* 3430 PM_WKDEP_DSS: IVA2, MPU, WKUP */ +static struct clkdm_dep dss_wkdeps[] = { + { .clkdm_name = "iva2_clkdm" }, + { .clkdm_name = "mpu_clkdm" }, + { .clkdm_name = "wkup_clkdm" }, + { NULL }, +}; + +/* 3430: PM_WKDEP_NEON: MPU */ +static struct clkdm_dep neon_wkdeps[] = { + { .clkdm_name = "mpu_clkdm" }, + { NULL }, +}; + +/* Sleep dependency source arrays for OMAP3-specific clkdms */ + +/* 3430: CM_SLEEPDEP_DSS: MPU, IVA */ +static struct clkdm_dep dss_sleepdeps[] = { + { .clkdm_name = "mpu_clkdm" }, + { .clkdm_name = "iva2_clkdm" }, + { NULL }, +}; + +/* 3430: CM_SLEEPDEP_PER: MPU, IVA */ +static struct clkdm_dep per_sleepdeps[] = { + { .clkdm_name = "mpu_clkdm" }, + { .clkdm_name = "iva2_clkdm" }, + { NULL }, +}; + +/* 3430ES2: CM_SLEEPDEP_USBHOST: MPU, IVA */ +static struct clkdm_dep usbhost_sleepdeps[] = { + { .clkdm_name = "mpu_clkdm" }, + { .clkdm_name = "iva2_clkdm" }, + { NULL }, +}; + +/* 3430: CM_SLEEPDEP_CAM: MPU */ +static struct clkdm_dep cam_sleepdeps[] = { + { .clkdm_name = "mpu_clkdm" }, + { NULL }, +}; + +/* + * 3430ES1: CM_SLEEPDEP_GFX: MPU + * 3430ES2: CM_SLEEPDEP_SGX: MPU + * These can share data since they will never be present simultaneously + * on the same device. + */ +static struct clkdm_dep gfx_sgx_sleepdeps[] = { + { .clkdm_name = "mpu_clkdm" }, + { NULL }, +}; + +/* + * OMAP3 clockdomains + */ + +static struct clockdomain mpu_3xxx_clkdm = { + .name = "mpu_clkdm", + .pwrdm = { .name = "mpu_pwrdm" }, + .flags = CLKDM_CAN_HWSUP | CLKDM_CAN_FORCE_WAKEUP, + .dep_bit = OMAP3430_EN_MPU_SHIFT, + .wkdep_srcs = mpu_3xxx_wkdeps, + .clktrctrl_mask = OMAP3430_CLKTRCTRL_MPU_MASK, +}; + +static struct clockdomain neon_clkdm = { + .name = "neon_clkdm", + .pwrdm = { .name = "neon_pwrdm" }, + .flags = CLKDM_CAN_HWSUP_SWSUP, + .wkdep_srcs = neon_wkdeps, + .clktrctrl_mask = OMAP3430_CLKTRCTRL_NEON_MASK, +}; + +static struct clockdomain iva2_clkdm = { + .name = "iva2_clkdm", + .pwrdm = { .name = "iva2_pwrdm" }, + .flags = CLKDM_CAN_HWSUP_SWSUP, + .dep_bit = OMAP3430_PM_WKDEP_MPU_EN_IVA2_SHIFT, + .wkdep_srcs = iva2_wkdeps, + .clktrctrl_mask = OMAP3430_CLKTRCTRL_IVA2_MASK, +}; + +static struct clockdomain gfx_3430es1_clkdm = { + .name = "gfx_clkdm", + .pwrdm = { .name = "gfx_pwrdm" }, + .flags = CLKDM_CAN_HWSUP_SWSUP, + .wkdep_srcs = gfx_sgx_3xxx_wkdeps, + .sleepdep_srcs = gfx_sgx_sleepdeps, + .clktrctrl_mask = OMAP3430ES1_CLKTRCTRL_GFX_MASK, +}; + +static struct clockdomain sgx_clkdm = { + .name = "sgx_clkdm", + .pwrdm = { .name = "sgx_pwrdm" }, + .flags = CLKDM_CAN_HWSUP_SWSUP, + .wkdep_srcs = gfx_sgx_3xxx_wkdeps, + .sleepdep_srcs = gfx_sgx_sleepdeps, + .clktrctrl_mask = OMAP3430ES2_CLKTRCTRL_SGX_MASK, +}; + +/* + * The die-to-die clockdomain was documented in the 34xx ES1 TRM, but + * then that information was removed from the 34xx ES2+ TRM. It is + * unclear whether the core is still there, but the clockdomain logic + * is there, and must be programmed to an appropriate state if the + * CORE clockdomain is to become inactive. + */ +static struct clockdomain d2d_clkdm = { + .name = "d2d_clkdm", + .pwrdm = { .name = "core_pwrdm" }, + .flags = CLKDM_CAN_HWSUP_SWSUP, + .clktrctrl_mask = OMAP3430ES1_CLKTRCTRL_D2D_MASK, +}; + +/* + * XXX add usecounting for clkdm dependencies, otherwise the presence + * of a single dep bit for core_l3_3xxx_clkdm and core_l4_3xxx_clkdm + * could cause trouble + */ +static struct clockdomain core_l3_3xxx_clkdm = { + .name = "core_l3_clkdm", + .pwrdm = { .name = "core_pwrdm" }, + .flags = CLKDM_CAN_HWSUP, + .dep_bit = OMAP3430_EN_CORE_SHIFT, + .clktrctrl_mask = OMAP3430_CLKTRCTRL_L3_MASK, +}; + +/* + * XXX add usecounting for clkdm dependencies, otherwise the presence + * of a single dep bit for core_l3_3xxx_clkdm and core_l4_3xxx_clkdm + * could cause trouble + */ +static struct clockdomain core_l4_3xxx_clkdm = { + .name = "core_l4_clkdm", + .pwrdm = { .name = "core_pwrdm" }, + .flags = CLKDM_CAN_HWSUP, + .dep_bit = OMAP3430_EN_CORE_SHIFT, + .clktrctrl_mask = OMAP3430_CLKTRCTRL_L4_MASK, +}; + +/* Another case of bit name collisions between several registers: EN_DSS */ +static struct clockdomain dss_3xxx_clkdm = { + .name = "dss_clkdm", + .pwrdm = { .name = "dss_pwrdm" }, + .flags = CLKDM_CAN_HWSUP_SWSUP, + .dep_bit = OMAP3430_PM_WKDEP_MPU_EN_DSS_SHIFT, + .wkdep_srcs = dss_wkdeps, + .sleepdep_srcs = dss_sleepdeps, + .clktrctrl_mask = OMAP3430_CLKTRCTRL_DSS_MASK, +}; + +static struct clockdomain cam_clkdm = { + .name = "cam_clkdm", + .pwrdm = { .name = "cam_pwrdm" }, + .flags = CLKDM_CAN_HWSUP_SWSUP, + .wkdep_srcs = cam_wkdeps, + .sleepdep_srcs = cam_sleepdeps, + .clktrctrl_mask = OMAP3430_CLKTRCTRL_CAM_MASK, +}; + +static struct clockdomain usbhost_clkdm = { + .name = "usbhost_clkdm", + .pwrdm = { .name = "usbhost_pwrdm" }, + .flags = CLKDM_CAN_HWSUP_SWSUP, + .wkdep_srcs = usbhost_wkdeps, + .sleepdep_srcs = usbhost_sleepdeps, + .clktrctrl_mask = OMAP3430ES2_CLKTRCTRL_USBHOST_MASK, +}; + +static struct clockdomain per_clkdm = { + .name = "per_clkdm", + .pwrdm = { .name = "per_pwrdm" }, + .flags = CLKDM_CAN_HWSUP_SWSUP, + .dep_bit = OMAP3430_EN_PER_SHIFT, + .wkdep_srcs = per_wkdeps, + .sleepdep_srcs = per_sleepdeps, + .clktrctrl_mask = OMAP3430_CLKTRCTRL_PER_MASK, +}; + +/* + * Disable hw supervised mode for emu_clkdm, because emu_pwrdm is + * switched of even if sdti is in use + */ +static struct clockdomain emu_clkdm = { + .name = "emu_clkdm", + .pwrdm = { .name = "emu_pwrdm" }, + .flags = /* CLKDM_CAN_ENABLE_AUTO | */CLKDM_CAN_SWSUP, + .clktrctrl_mask = OMAP3430_CLKTRCTRL_EMU_MASK, +}; + +static struct clockdomain dpll1_clkdm = { + .name = "dpll1_clkdm", + .pwrdm = { .name = "dpll1_pwrdm" }, +}; + +static struct clockdomain dpll2_clkdm = { + .name = "dpll2_clkdm", + .pwrdm = { .name = "dpll2_pwrdm" }, +}; + +static struct clockdomain dpll3_clkdm = { + .name = "dpll3_clkdm", + .pwrdm = { .name = "dpll3_pwrdm" }, +}; + +static struct clockdomain dpll4_clkdm = { + .name = "dpll4_clkdm", + .pwrdm = { .name = "dpll4_pwrdm" }, +}; + +static struct clockdomain dpll5_clkdm = { + .name = "dpll5_clkdm", + .pwrdm = { .name = "dpll5_pwrdm" }, +}; + +/* + * Clockdomain hwsup dependencies + */ + +static struct clkdm_autodep clkdm_autodeps[] = { + { + .clkdm = { .name = "mpu_clkdm" }, + }, + { + .clkdm = { .name = "iva2_clkdm" }, + }, + { + .clkdm = { .name = NULL }, + } +}; + +/* + * + */ + +static struct clockdomain *clockdomains_omap3430_common[] __initdata = { + &wkup_common_clkdm, + &cm_common_clkdm, + &prm_common_clkdm, + &mpu_3xxx_clkdm, + &neon_clkdm, + &iva2_clkdm, + &d2d_clkdm, + &core_l3_3xxx_clkdm, + &core_l4_3xxx_clkdm, + &dss_3xxx_clkdm, + &cam_clkdm, + &per_clkdm, + &emu_clkdm, + &dpll1_clkdm, + &dpll2_clkdm, + &dpll3_clkdm, + &dpll4_clkdm, + NULL +}; + +static struct clockdomain *clockdomains_omap3430es1[] __initdata = { + &gfx_3430es1_clkdm, + NULL, +}; + +static struct clockdomain *clockdomains_omap3430es2plus[] __initdata = { + &sgx_clkdm, + &dpll5_clkdm, + &usbhost_clkdm, + NULL, +}; + +void __init omap3xxx_clockdomains_init(void) +{ + struct clockdomain **sc; + + if (!cpu_is_omap34xx()) + return; + + clkdm_register_platform_funcs(&omap3_clkdm_operations); + clkdm_register_clkdms(clockdomains_omap3430_common); + + sc = (omap_rev() == OMAP3430_REV_ES1_0) ? clockdomains_omap3430es1 : + clockdomains_omap3430es2plus; + + clkdm_register_clkdms(sc); + + clkdm_register_autodeps(clkdm_autodeps); + clkdm_complete_init(); +} diff --git a/arch/arm/mach-omap2/clockdomains44xx_data.c b/arch/arm/mach-omap2/clockdomains44xx_data.c index dccc651fa0d0..9299ac291d28 100644 --- a/arch/arm/mach-omap2/clockdomains44xx_data.c +++ b/arch/arm/mach-omap2/clockdomains44xx_data.c @@ -34,350 +34,122 @@ /* Static Dependencies for OMAP4 Clock Domains */ static struct clkdm_dep d2d_wkup_sleep_deps[] = { - { - .clkdm_name = "abe_clkdm", - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430) - }, - { - .clkdm_name = "ivahd_clkdm", - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430) - }, - { - .clkdm_name = "l3_1_clkdm", - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430) - }, - { - .clkdm_name = "l3_2_clkdm", - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430) - }, - { - .clkdm_name = "l3_emif_clkdm", - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430) - }, - { - .clkdm_name = "l3_init_clkdm", - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430) - }, - { - .clkdm_name = "l4_cfg_clkdm", - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430) - }, - { - .clkdm_name = "l4_per_clkdm", - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430) - }, + { .clkdm_name = "abe_clkdm" }, + { .clkdm_name = "ivahd_clkdm" }, + { .clkdm_name = "l3_1_clkdm" }, + { .clkdm_name = "l3_2_clkdm" }, + { .clkdm_name = "l3_emif_clkdm" }, + { .clkdm_name = "l3_init_clkdm" }, + { .clkdm_name = "l4_cfg_clkdm" }, + { .clkdm_name = "l4_per_clkdm" }, { NULL }, }; static struct clkdm_dep ducati_wkup_sleep_deps[] = { - { - .clkdm_name = "abe_clkdm", - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430) - }, - { - .clkdm_name = "ivahd_clkdm", - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430) - }, - { - .clkdm_name = "l3_1_clkdm", - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430) - }, - { - .clkdm_name = "l3_2_clkdm", - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430) - }, - { - .clkdm_name = "l3_dss_clkdm", - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430) - }, - { - .clkdm_name = "l3_emif_clkdm", - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430) - }, - { - .clkdm_name = "l3_gfx_clkdm", - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430) - }, - { - .clkdm_name = "l3_init_clkdm", - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430) - }, - { - .clkdm_name = "l4_cfg_clkdm", - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430) - }, - { - .clkdm_name = "l4_per_clkdm", - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430) - }, - { - .clkdm_name = "l4_secure_clkdm", - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430) - }, - { - .clkdm_name = "l4_wkup_clkdm", - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430) - }, - { - .clkdm_name = "tesla_clkdm", - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430) - }, + { .clkdm_name = "abe_clkdm" }, + { .clkdm_name = "ivahd_clkdm" }, + { .clkdm_name = "l3_1_clkdm" }, + { .clkdm_name = "l3_2_clkdm" }, + { .clkdm_name = "l3_dss_clkdm" }, + { .clkdm_name = "l3_emif_clkdm" }, + { .clkdm_name = "l3_gfx_clkdm" }, + { .clkdm_name = "l3_init_clkdm" }, + { .clkdm_name = "l4_cfg_clkdm" }, + { .clkdm_name = "l4_per_clkdm" }, + { .clkdm_name = "l4_secure_clkdm" }, + { .clkdm_name = "l4_wkup_clkdm" }, + { .clkdm_name = "tesla_clkdm" }, { NULL }, }; static struct clkdm_dep iss_wkup_sleep_deps[] = { - { - .clkdm_name = "ivahd_clkdm", - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430) - }, - { - .clkdm_name = "l3_1_clkdm", - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430) - }, - { - .clkdm_name = "l3_emif_clkdm", - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430) - }, + { .clkdm_name = "ivahd_clkdm" }, + { .clkdm_name = "l3_1_clkdm" }, + { .clkdm_name = "l3_emif_clkdm" }, { NULL }, }; static struct clkdm_dep ivahd_wkup_sleep_deps[] = { - { - .clkdm_name = "l3_1_clkdm", - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430) - }, - { - .clkdm_name = "l3_emif_clkdm", - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430) - }, + { .clkdm_name = "l3_1_clkdm" }, + { .clkdm_name = "l3_emif_clkdm" }, { NULL }, }; static struct clkdm_dep l3_dma_wkup_sleep_deps[] = { - { - .clkdm_name = "abe_clkdm", - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430) - }, - { - .clkdm_name = "ducati_clkdm", - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430) - }, - { - .clkdm_name = "ivahd_clkdm", - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430) - }, - { - .clkdm_name = "l3_1_clkdm", - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430) - }, - { - .clkdm_name = "l3_dss_clkdm", - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430) - }, - { - .clkdm_name = "l3_emif_clkdm", - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430) - }, - { - .clkdm_name = "l3_init_clkdm", - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430) - }, - { - .clkdm_name = "l4_cfg_clkdm", - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430) - }, - { - .clkdm_name = "l4_per_clkdm", - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430) - }, - { - .clkdm_name = "l4_secure_clkdm", - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430) - }, - { - .clkdm_name = "l4_wkup_clkdm", - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430) - }, + { .clkdm_name = "abe_clkdm" }, + { .clkdm_name = "ducati_clkdm" }, + { .clkdm_name = "ivahd_clkdm" }, + { .clkdm_name = "l3_1_clkdm" }, + { .clkdm_name = "l3_dss_clkdm" }, + { .clkdm_name = "l3_emif_clkdm" }, + { .clkdm_name = "l3_init_clkdm" }, + { .clkdm_name = "l4_cfg_clkdm" }, + { .clkdm_name = "l4_per_clkdm" }, + { .clkdm_name = "l4_secure_clkdm" }, + { .clkdm_name = "l4_wkup_clkdm" }, { NULL }, }; static struct clkdm_dep l3_dss_wkup_sleep_deps[] = { - { - .clkdm_name = "ivahd_clkdm", - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430) - }, - { - .clkdm_name = "l3_2_clkdm", - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430) - }, - { - .clkdm_name = "l3_emif_clkdm", - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430) - }, + { .clkdm_name = "ivahd_clkdm" }, + { .clkdm_name = "l3_2_clkdm" }, + { .clkdm_name = "l3_emif_clkdm" }, { NULL }, }; static struct clkdm_dep l3_gfx_wkup_sleep_deps[] = { - { - .clkdm_name = "ivahd_clkdm", - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430) - }, - { - .clkdm_name = "l3_1_clkdm", - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430) - }, - { - .clkdm_name = "l3_emif_clkdm", - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430) - }, + { .clkdm_name = "ivahd_clkdm" }, + { .clkdm_name = "l3_1_clkdm" }, + { .clkdm_name = "l3_emif_clkdm" }, { NULL }, }; static struct clkdm_dep l3_init_wkup_sleep_deps[] = { - { - .clkdm_name = "abe_clkdm", - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430) - }, - { - .clkdm_name = "ivahd_clkdm", - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430) - }, - { - .clkdm_name = "l3_emif_clkdm", - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430) - }, - { - .clkdm_name = "l4_cfg_clkdm", - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430) - }, - { - .clkdm_name = "l4_per_clkdm", - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430) - }, - { - .clkdm_name = "l4_secure_clkdm", - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430) - }, - { - .clkdm_name = "l4_wkup_clkdm", - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430) - }, + { .clkdm_name = "abe_clkdm" }, + { .clkdm_name = "ivahd_clkdm" }, + { .clkdm_name = "l3_emif_clkdm" }, + { .clkdm_name = "l4_cfg_clkdm" }, + { .clkdm_name = "l4_per_clkdm" }, + { .clkdm_name = "l4_secure_clkdm" }, + { .clkdm_name = "l4_wkup_clkdm" }, { NULL }, }; static struct clkdm_dep l4_secure_wkup_sleep_deps[] = { - { - .clkdm_name = "l3_1_clkdm", - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430) - }, - { - .clkdm_name = "l3_emif_clkdm", - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430) - }, - { - .clkdm_name = "l4_per_clkdm", - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430) - }, + { .clkdm_name = "l3_1_clkdm" }, + { .clkdm_name = "l3_emif_clkdm" }, + { .clkdm_name = "l4_per_clkdm" }, { NULL }, }; static struct clkdm_dep mpu_wkup_sleep_deps[] = { - { - .clkdm_name = "abe_clkdm", - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430) - }, - { - .clkdm_name = "ducati_clkdm", - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430) - }, - { - .clkdm_name = "ivahd_clkdm", - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430) - }, - { - .clkdm_name = "l3_1_clkdm", - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430) - }, - { - .clkdm_name = "l3_2_clkdm", - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430) - }, - { - .clkdm_name = "l3_dss_clkdm", - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430) - }, - { - .clkdm_name = "l3_emif_clkdm", - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430) - }, - { - .clkdm_name = "l3_gfx_clkdm", - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430) - }, - { - .clkdm_name = "l3_init_clkdm", - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430) - }, - { - .clkdm_name = "l4_cfg_clkdm", - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430) - }, - { - .clkdm_name = "l4_per_clkdm", - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430) - }, - { - .clkdm_name = "l4_secure_clkdm", - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430) - }, - { - .clkdm_name = "l4_wkup_clkdm", - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430) - }, - { - .clkdm_name = "tesla_clkdm", - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430) - }, + { .clkdm_name = "abe_clkdm" }, + { .clkdm_name = "ducati_clkdm" }, + { .clkdm_name = "ivahd_clkdm" }, + { .clkdm_name = "l3_1_clkdm" }, + { .clkdm_name = "l3_2_clkdm" }, + { .clkdm_name = "l3_dss_clkdm" }, + { .clkdm_name = "l3_emif_clkdm" }, + { .clkdm_name = "l3_gfx_clkdm" }, + { .clkdm_name = "l3_init_clkdm" }, + { .clkdm_name = "l4_cfg_clkdm" }, + { .clkdm_name = "l4_per_clkdm" }, + { .clkdm_name = "l4_secure_clkdm" }, + { .clkdm_name = "l4_wkup_clkdm" }, + { .clkdm_name = "tesla_clkdm" }, { NULL }, }; static struct clkdm_dep tesla_wkup_sleep_deps[] = { - { - .clkdm_name = "abe_clkdm", - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430) - }, - { - .clkdm_name = "ivahd_clkdm", - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430) - }, - { - .clkdm_name = "l3_1_clkdm", - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430) - }, - { - .clkdm_name = "l3_2_clkdm", - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430) - }, - { - .clkdm_name = "l3_emif_clkdm", - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430) - }, - { - .clkdm_name = "l3_init_clkdm", - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430) - }, - { - .clkdm_name = "l4_cfg_clkdm", - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430) - }, - { - .clkdm_name = "l4_per_clkdm", - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430) - }, - { - .clkdm_name = "l4_wkup_clkdm", - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430) - }, + { .clkdm_name = "abe_clkdm" }, + { .clkdm_name = "ivahd_clkdm" }, + { .clkdm_name = "l3_1_clkdm" }, + { .clkdm_name = "l3_2_clkdm" }, + { .clkdm_name = "l3_emif_clkdm" }, + { .clkdm_name = "l3_init_clkdm" }, + { .clkdm_name = "l4_cfg_clkdm" }, + { .clkdm_name = "l4_per_clkdm" }, + { .clkdm_name = "l4_wkup_clkdm" }, { NULL }, }; @@ -388,7 +160,6 @@ static struct clockdomain l4_cefuse_44xx_clkdm = { .cm_inst = OMAP4430_CM2_CEFUSE_INST, .clkdm_offs = OMAP4430_CM2_CEFUSE_CEFUSE_CDOFFS, .flags = CLKDM_CAN_FORCE_WAKEUP | CLKDM_CAN_HWSUP, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430), }; static struct clockdomain l4_cfg_44xx_clkdm = { @@ -399,7 +170,6 @@ static struct clockdomain l4_cfg_44xx_clkdm = { .clkdm_offs = OMAP4430_CM2_CORE_L4CFG_CDOFFS, .dep_bit = OMAP4430_L4CFG_STATDEP_SHIFT, .flags = CLKDM_CAN_HWSUP, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430), }; static struct clockdomain tesla_44xx_clkdm = { @@ -412,7 +182,6 @@ static struct clockdomain tesla_44xx_clkdm = { .wkdep_srcs = tesla_wkup_sleep_deps, .sleepdep_srcs = tesla_wkup_sleep_deps, .flags = CLKDM_CAN_HWSUP_SWSUP, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430), }; static struct clockdomain l3_gfx_44xx_clkdm = { @@ -425,7 +194,6 @@ static struct clockdomain l3_gfx_44xx_clkdm = { .wkdep_srcs = l3_gfx_wkup_sleep_deps, .sleepdep_srcs = l3_gfx_wkup_sleep_deps, .flags = CLKDM_CAN_HWSUP_SWSUP, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430), }; static struct clockdomain ivahd_44xx_clkdm = { @@ -438,7 +206,6 @@ static struct clockdomain ivahd_44xx_clkdm = { .wkdep_srcs = ivahd_wkup_sleep_deps, .sleepdep_srcs = ivahd_wkup_sleep_deps, .flags = CLKDM_CAN_HWSUP_SWSUP, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430), }; static struct clockdomain l4_secure_44xx_clkdm = { @@ -451,7 +218,6 @@ static struct clockdomain l4_secure_44xx_clkdm = { .wkdep_srcs = l4_secure_wkup_sleep_deps, .sleepdep_srcs = l4_secure_wkup_sleep_deps, .flags = CLKDM_CAN_HWSUP_SWSUP, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430), }; static struct clockdomain l4_per_44xx_clkdm = { @@ -462,7 +228,6 @@ static struct clockdomain l4_per_44xx_clkdm = { .clkdm_offs = OMAP4430_CM2_L4PER_L4PER_CDOFFS, .dep_bit = OMAP4430_L4PER_STATDEP_SHIFT, .flags = CLKDM_CAN_HWSUP_SWSUP, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430), }; static struct clockdomain abe_44xx_clkdm = { @@ -473,7 +238,6 @@ static struct clockdomain abe_44xx_clkdm = { .clkdm_offs = OMAP4430_CM1_ABE_ABE_CDOFFS, .dep_bit = OMAP4430_ABE_STATDEP_SHIFT, .flags = CLKDM_CAN_HWSUP_SWSUP, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430), }; static struct clockdomain l3_instr_44xx_clkdm = { @@ -482,7 +246,6 @@ static struct clockdomain l3_instr_44xx_clkdm = { .prcm_partition = OMAP4430_CM2_PARTITION, .cm_inst = OMAP4430_CM2_CORE_INST, .clkdm_offs = OMAP4430_CM2_CORE_L3INSTR_CDOFFS, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430), }; static struct clockdomain l3_init_44xx_clkdm = { @@ -495,7 +258,6 @@ static struct clockdomain l3_init_44xx_clkdm = { .wkdep_srcs = l3_init_wkup_sleep_deps, .sleepdep_srcs = l3_init_wkup_sleep_deps, .flags = CLKDM_CAN_HWSUP_SWSUP, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430), }; static struct clockdomain d2d_44xx_clkdm = { @@ -507,7 +269,6 @@ static struct clockdomain d2d_44xx_clkdm = { .wkdep_srcs = d2d_wkup_sleep_deps, .sleepdep_srcs = d2d_wkup_sleep_deps, .flags = CLKDM_CAN_FORCE_WAKEUP | CLKDM_CAN_HWSUP, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430), }; static struct clockdomain mpu0_44xx_clkdm = { @@ -517,7 +278,6 @@ static struct clockdomain mpu0_44xx_clkdm = { .cm_inst = OMAP4430_PRCM_MPU_CPU0_INST, .clkdm_offs = OMAP4430_PRCM_MPU_CPU0_CPU0_CDOFFS, .flags = CLKDM_CAN_FORCE_WAKEUP | CLKDM_CAN_HWSUP, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430), }; static struct clockdomain mpu1_44xx_clkdm = { @@ -527,7 +287,6 @@ static struct clockdomain mpu1_44xx_clkdm = { .cm_inst = OMAP4430_PRCM_MPU_CPU1_INST, .clkdm_offs = OMAP4430_PRCM_MPU_CPU1_CPU1_CDOFFS, .flags = CLKDM_CAN_FORCE_WAKEUP | CLKDM_CAN_HWSUP, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430), }; static struct clockdomain l3_emif_44xx_clkdm = { @@ -538,7 +297,6 @@ static struct clockdomain l3_emif_44xx_clkdm = { .clkdm_offs = OMAP4430_CM2_CORE_MEMIF_CDOFFS, .dep_bit = OMAP4430_MEMIF_STATDEP_SHIFT, .flags = CLKDM_CAN_FORCE_WAKEUP | CLKDM_CAN_HWSUP, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430), }; static struct clockdomain l4_ao_44xx_clkdm = { @@ -548,7 +306,6 @@ static struct clockdomain l4_ao_44xx_clkdm = { .cm_inst = OMAP4430_CM2_ALWAYS_ON_INST, .clkdm_offs = OMAP4430_CM2_ALWAYS_ON_ALWON_CDOFFS, .flags = CLKDM_CAN_FORCE_WAKEUP | CLKDM_CAN_HWSUP, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430), }; static struct clockdomain ducati_44xx_clkdm = { @@ -561,7 +318,6 @@ static struct clockdomain ducati_44xx_clkdm = { .wkdep_srcs = ducati_wkup_sleep_deps, .sleepdep_srcs = ducati_wkup_sleep_deps, .flags = CLKDM_CAN_HWSUP_SWSUP, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430), }; static struct clockdomain mpu_44xx_clkdm = { @@ -573,7 +329,6 @@ static struct clockdomain mpu_44xx_clkdm = { .wkdep_srcs = mpu_wkup_sleep_deps, .sleepdep_srcs = mpu_wkup_sleep_deps, .flags = CLKDM_CAN_FORCE_WAKEUP | CLKDM_CAN_HWSUP, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430), }; static struct clockdomain l3_2_44xx_clkdm = { @@ -584,7 +339,6 @@ static struct clockdomain l3_2_44xx_clkdm = { .clkdm_offs = OMAP4430_CM2_CORE_L3_2_CDOFFS, .dep_bit = OMAP4430_L3_2_STATDEP_SHIFT, .flags = CLKDM_CAN_HWSUP, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430), }; static struct clockdomain l3_1_44xx_clkdm = { @@ -595,7 +349,6 @@ static struct clockdomain l3_1_44xx_clkdm = { .clkdm_offs = OMAP4430_CM2_CORE_L3_1_CDOFFS, .dep_bit = OMAP4430_L3_1_STATDEP_SHIFT, .flags = CLKDM_CAN_HWSUP, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430), }; static struct clockdomain iss_44xx_clkdm = { @@ -607,7 +360,6 @@ static struct clockdomain iss_44xx_clkdm = { .wkdep_srcs = iss_wkup_sleep_deps, .sleepdep_srcs = iss_wkup_sleep_deps, .flags = CLKDM_CAN_HWSUP_SWSUP, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430), }; static struct clockdomain l3_dss_44xx_clkdm = { @@ -620,7 +372,6 @@ static struct clockdomain l3_dss_44xx_clkdm = { .wkdep_srcs = l3_dss_wkup_sleep_deps, .sleepdep_srcs = l3_dss_wkup_sleep_deps, .flags = CLKDM_CAN_HWSUP_SWSUP, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430), }; static struct clockdomain l4_wkup_44xx_clkdm = { @@ -631,7 +382,6 @@ static struct clockdomain l4_wkup_44xx_clkdm = { .clkdm_offs = OMAP4430_PRM_WKUP_CM_WKUP_CDOFFS, .dep_bit = OMAP4430_L4WKUP_STATDEP_SHIFT, .flags = CLKDM_CAN_HWSUP, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430), }; static struct clockdomain emu_sys_44xx_clkdm = { @@ -641,7 +391,6 @@ static struct clockdomain emu_sys_44xx_clkdm = { .cm_inst = OMAP4430_PRM_EMU_CM_INST, .clkdm_offs = OMAP4430_PRM_EMU_CM_EMU_CDOFFS, .flags = CLKDM_CAN_HWSUP, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430), }; static struct clockdomain l3_dma_44xx_clkdm = { @@ -653,7 +402,6 @@ static struct clockdomain l3_dma_44xx_clkdm = { .wkdep_srcs = l3_dma_wkup_sleep_deps, .sleepdep_srcs = l3_dma_wkup_sleep_deps, .flags = CLKDM_CAN_FORCE_WAKEUP | CLKDM_CAN_HWSUP, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430), }; /* As clockdomains are added or removed above, this list must also be changed */ @@ -685,7 +433,10 @@ static struct clockdomain *clockdomains_omap44xx[] __initdata = { NULL }; + void __init omap44xx_clockdomains_init(void) { - clkdm_init(clockdomains_omap44xx, NULL, &omap4_clkdm_operations); + clkdm_register_platform_funcs(&omap4_clkdm_operations); + clkdm_register_clkdms(clockdomains_omap44xx); + clkdm_complete_init(); } diff --git a/arch/arm/mach-omap2/common.c b/arch/arm/mach-omap2/common.c index 3f20cbb9967b..110e5b9db145 100644 --- a/arch/arm/mach-omap2/common.c +++ b/arch/arm/mach-omap2/common.c @@ -45,17 +45,22 @@ static void __init __omap2_set_globals(struct omap_globals *omap2_globals) static struct omap_globals omap242x_globals = { .class = OMAP242X_CLASS, .tap = OMAP2_L4_IO_ADDRESS(0x48014000), - .sdrc = OMAP2420_SDRC_BASE, - .sms = OMAP2420_SMS_BASE, - .ctrl = OMAP242X_CTRL_BASE, - .prm = OMAP2420_PRM_BASE, - .cm = OMAP2420_CM_BASE, + .sdrc = OMAP2_L3_IO_ADDRESS(OMAP2420_SDRC_BASE), + .sms = OMAP2_L3_IO_ADDRESS(OMAP2420_SMS_BASE), + .ctrl = OMAP2_L4_IO_ADDRESS(OMAP242X_CTRL_BASE), + .prm = OMAP2_L4_IO_ADDRESS(OMAP2420_PRM_BASE), + .cm = OMAP2_L4_IO_ADDRESS(OMAP2420_CM_BASE), }; void __init omap2_set_globals_242x(void) { __omap2_set_globals(&omap242x_globals); } + +void __init omap242x_map_io(void) +{ + omap242x_map_common_io(); +} #endif #if defined(CONFIG_SOC_OMAP2430) @@ -63,17 +68,22 @@ void __init omap2_set_globals_242x(void) static struct omap_globals omap243x_globals = { .class = OMAP243X_CLASS, .tap = OMAP2_L4_IO_ADDRESS(0x4900a000), - .sdrc = OMAP243X_SDRC_BASE, - .sms = OMAP243X_SMS_BASE, - .ctrl = OMAP243X_CTRL_BASE, - .prm = OMAP2430_PRM_BASE, - .cm = OMAP2430_CM_BASE, + .sdrc = OMAP2_L3_IO_ADDRESS(OMAP243X_SDRC_BASE), + .sms = OMAP2_L3_IO_ADDRESS(OMAP243X_SMS_BASE), + .ctrl = OMAP2_L4_IO_ADDRESS(OMAP243X_CTRL_BASE), + .prm = OMAP2_L4_IO_ADDRESS(OMAP2430_PRM_BASE), + .cm = OMAP2_L4_IO_ADDRESS(OMAP2430_CM_BASE), }; void __init omap2_set_globals_243x(void) { __omap2_set_globals(&omap243x_globals); } + +void __init omap243x_map_io(void) +{ + omap243x_map_common_io(); +} #endif #if defined(CONFIG_ARCH_OMAP3) @@ -81,11 +91,11 @@ void __init omap2_set_globals_243x(void) static struct omap_globals omap3_globals = { .class = OMAP343X_CLASS, .tap = OMAP2_L4_IO_ADDRESS(0x4830A000), - .sdrc = OMAP343X_SDRC_BASE, - .sms = OMAP343X_SMS_BASE, - .ctrl = OMAP343X_CTRL_BASE, - .prm = OMAP3430_PRM_BASE, - .cm = OMAP3430_CM_BASE, + .sdrc = OMAP2_L3_IO_ADDRESS(OMAP343X_SDRC_BASE), + .sms = OMAP2_L3_IO_ADDRESS(OMAP343X_SMS_BASE), + .ctrl = OMAP2_L4_IO_ADDRESS(OMAP343X_CTRL_BASE), + .prm = OMAP2_L4_IO_ADDRESS(OMAP3430_PRM_BASE), + .cm = OMAP2_L4_IO_ADDRESS(OMAP3430_CM_BASE), }; void __init omap2_set_globals_3xxx(void) @@ -95,7 +105,6 @@ void __init omap2_set_globals_3xxx(void) void __init omap3_map_io(void) { - omap2_set_globals_3xxx(); omap34xx_map_common_io(); } @@ -110,9 +119,9 @@ void __init omap3_map_io(void) static struct omap_globals ti816x_globals = { .class = OMAP343X_CLASS, .tap = OMAP2_L4_IO_ADDRESS(TI816X_TAP_BASE), - .ctrl = TI816X_CTRL_BASE, - .prm = TI816X_PRCM_BASE, - .cm = TI816X_PRCM_BASE, + .ctrl = OMAP2_L4_IO_ADDRESS(TI816X_CTRL_BASE), + .prm = OMAP2_L4_IO_ADDRESS(TI816X_PRCM_BASE), + .cm = OMAP2_L4_IO_ADDRESS(TI816X_PRCM_BASE), }; void __init omap2_set_globals_ti816x(void) @@ -125,11 +134,11 @@ void __init omap2_set_globals_ti816x(void) static struct omap_globals omap4_globals = { .class = OMAP443X_CLASS, .tap = OMAP2_L4_IO_ADDRESS(OMAP443X_SCM_BASE), - .ctrl = OMAP443X_SCM_BASE, - .ctrl_pad = OMAP443X_CTRL_BASE, - .prm = OMAP4430_PRM_BASE, - .cm = OMAP4430_CM_BASE, - .cm2 = OMAP4430_CM2_BASE, + .ctrl = OMAP2_L4_IO_ADDRESS(OMAP443X_SCM_BASE), + .ctrl_pad = OMAP2_L4_IO_ADDRESS(OMAP443X_CTRL_BASE), + .prm = OMAP2_L4_IO_ADDRESS(OMAP4430_PRM_BASE), + .cm = OMAP2_L4_IO_ADDRESS(OMAP4430_CM_BASE), + .cm2 = OMAP2_L4_IO_ADDRESS(OMAP4430_CM2_BASE), }; void __init omap2_set_globals_443x(void) @@ -138,5 +147,10 @@ void __init omap2_set_globals_443x(void) omap2_set_globals_control(&omap4_globals); omap2_set_globals_prcm(&omap4_globals); } + +void __init omap4_map_io(void) +{ + omap44xx_map_common_io(); +} #endif diff --git a/arch/arm/mach-omap2/control.c b/arch/arm/mach-omap2/control.c index aab884fecc55..e34d27f8c49c 100644 --- a/arch/arm/mach-omap2/control.c +++ b/arch/arm/mach-omap2/control.c @@ -149,17 +149,11 @@ static struct omap3_control_regs control_context; void __init omap2_set_globals_control(struct omap_globals *omap2_globals) { - /* Static mapping, never released */ - if (omap2_globals->ctrl) { - omap2_ctrl_base = ioremap(omap2_globals->ctrl, SZ_4K); - WARN_ON(!omap2_ctrl_base); - } + if (omap2_globals->ctrl) + omap2_ctrl_base = omap2_globals->ctrl; - /* Static mapping, never released */ - if (omap2_globals->ctrl_pad) { - omap4_ctrl_pad_base = ioremap(omap2_globals->ctrl_pad, SZ_4K); - WARN_ON(!omap4_ctrl_pad_base); - } + if (omap2_globals->ctrl_pad) + omap4_ctrl_pad_base = omap2_globals->ctrl_pad; } void __iomem *omap_ctrl_base_get(void) diff --git a/arch/arm/mach-omap2/devices.c b/arch/arm/mach-omap2/devices.c index 1077ad663f93..0f8e0eb18166 100644 --- a/arch/arm/mach-omap2/devices.c +++ b/arch/arm/mach-omap2/devices.c @@ -16,6 +16,7 @@ #include <linux/clk.h> #include <linux/err.h> #include <linux/slab.h> +#include <linux/of.h> #include <mach/hardware.h> #include <mach/irqs.h> @@ -44,7 +45,7 @@ static int __init omap3_l3_init(void) { int l; struct omap_hwmod *oh; - struct omap_device *od; + struct platform_device *pdev; char oh_name[L3_MODULES_MAX_LEN]; /* @@ -61,12 +62,12 @@ static int __init omap3_l3_init(void) if (!oh) pr_err("could not look up %s\n", oh_name); - od = omap_device_build("omap_l3_smx", 0, oh, NULL, 0, + pdev = omap_device_build("omap_l3_smx", 0, oh, NULL, 0, NULL, 0, 0); - WARN(IS_ERR(od), "could not build omap_device for %s\n", oh_name); + WARN(IS_ERR(pdev), "could not build omap_device for %s\n", oh_name); - return IS_ERR(od) ? PTR_ERR(od) : 0; + return IS_ERR(pdev) ? PTR_ERR(pdev) : 0; } postcore_initcall(omap3_l3_init); @@ -74,9 +75,13 @@ static int __init omap4_l3_init(void) { int l, i; struct omap_hwmod *oh[3]; - struct omap_device *od; + struct platform_device *pdev; char oh_name[L3_MODULES_MAX_LEN]; + /* If dtb is there, the devices will be created dynamically */ + if (of_have_populated_dt()) + return -ENODEV; + /* * To avoid code running on other OMAPs in * multi-omap builds @@ -92,12 +97,12 @@ static int __init omap4_l3_init(void) pr_err("could not look up %s\n", oh_name); } - od = omap_device_build_ss("omap_l3_noc", 0, oh, 3, NULL, + pdev = omap_device_build_ss("omap_l3_noc", 0, oh, 3, NULL, 0, NULL, 0, 0); - WARN(IS_ERR(od), "could not build omap_device for %s\n", oh_name); + WARN(IS_ERR(pdev), "could not build omap_device for %s\n", oh_name); - return IS_ERR(od) ? PTR_ERR(od) : 0; + return IS_ERR(pdev) ? PTR_ERR(pdev) : 0; } postcore_initcall(omap4_l3_init); @@ -221,18 +226,10 @@ static inline void omap_init_camera(void) #endif } -struct omap_device_pm_latency omap_keyboard_latency[] = { - { - .deactivate_func = omap_device_idle_hwmods, - .activate_func = omap_device_enable_hwmods, - .flags = OMAP_DEVICE_LATENCY_AUTO_ADJUST, - }, -}; - int __init omap4_keyboard_init(struct omap4_keypad_platform_data *sdp4430_keypad_data, struct omap_board_data *bdata) { - struct omap_device *od; + struct platform_device *pdev; struct omap_hwmod *oh; struct omap4_keypad_platform_data *keypad_data; unsigned int id = -1; @@ -247,15 +244,13 @@ int __init omap4_keyboard_init(struct omap4_keypad_platform_data keypad_data = sdp4430_keypad_data; - od = omap_device_build(name, id, oh, keypad_data, - sizeof(struct omap4_keypad_platform_data), - omap_keyboard_latency, - ARRAY_SIZE(omap_keyboard_latency), 0); + pdev = omap_device_build(name, id, oh, keypad_data, + sizeof(struct omap4_keypad_platform_data), NULL, 0, 0); - if (IS_ERR(od)) { + if (IS_ERR(pdev)) { WARN(1, "Can't build omap_device for %s:%s.\n", name, oh->name); - return PTR_ERR(od); + return PTR_ERR(pdev); } oh->mux = omap_hwmod_mux_init(bdata->pads, bdata->pads_cnt); @@ -263,18 +258,10 @@ int __init omap4_keyboard_init(struct omap4_keypad_platform_data } #if defined(CONFIG_OMAP_MBOX_FWK) || defined(CONFIG_OMAP_MBOX_FWK_MODULE) -static struct omap_device_pm_latency mbox_latencies[] = { - [0] = { - .activate_func = omap_device_enable_hwmods, - .deactivate_func = omap_device_idle_hwmods, - .flags = OMAP_DEVICE_LATENCY_AUTO_ADJUST, - }, -}; - static inline void omap_init_mbox(void) { struct omap_hwmod *oh; - struct omap_device *od; + struct platform_device *pdev; oh = omap_hwmod_lookup("mailbox"); if (!oh) { @@ -282,10 +269,9 @@ static inline void omap_init_mbox(void) return; } - od = omap_device_build("omap-mailbox", -1, oh, NULL, 0, - mbox_latencies, ARRAY_SIZE(mbox_latencies), 0); - WARN(IS_ERR(od), "%s: could not build device, err %ld\n", - __func__, PTR_ERR(od)); + pdev = omap_device_build("omap-mailbox", -1, oh, NULL, 0, NULL, 0, 0); + WARN(IS_ERR(pdev), "%s: could not build device, err %ld\n", + __func__, PTR_ERR(pdev)); } #else static inline void omap_init_mbox(void) { } @@ -334,17 +320,9 @@ static inline void omap_init_audio(void) {} #include <plat/mcspi.h> -struct omap_device_pm_latency omap_mcspi_latency[] = { - [0] = { - .deactivate_func = omap_device_idle_hwmods, - .activate_func = omap_device_enable_hwmods, - .flags = OMAP_DEVICE_LATENCY_AUTO_ADJUST, - }, -}; - static int omap_mcspi_init(struct omap_hwmod *oh, void *unused) { - struct omap_device *od; + struct platform_device *pdev; char *name = "omap2_mcspi"; struct omap2_mcspi_platform_config *pdata; static int spi_num; @@ -371,10 +349,9 @@ static int omap_mcspi_init(struct omap_hwmod *oh, void *unused) } spi_num++; - od = omap_device_build(name, spi_num, oh, pdata, - sizeof(*pdata), omap_mcspi_latency, - ARRAY_SIZE(omap_mcspi_latency), 0); - WARN(IS_ERR(od), "Can't build omap_device for %s:%s\n", + pdev = omap_device_build(name, spi_num, oh, pdata, + sizeof(*pdata), NULL, 0, 0); + WARN(IS_ERR(pdev), "Can't build omap_device for %s:%s\n", name, oh->name); kfree(pdata); return 0; @@ -698,18 +675,10 @@ static int __init omap2_init_devices(void) arch_initcall(omap2_init_devices); #if defined(CONFIG_OMAP_WATCHDOG) || defined(CONFIG_OMAP_WATCHDOG_MODULE) -static struct omap_device_pm_latency omap_wdt_latency[] = { - [0] = { - .deactivate_func = omap_device_idle_hwmods, - .activate_func = omap_device_enable_hwmods, - .flags = OMAP_DEVICE_LATENCY_AUTO_ADJUST, - }, -}; - static int __init omap_init_wdt(void) { int id = -1; - struct omap_device *od; + struct platform_device *pdev; struct omap_hwmod *oh; char *oh_name = "wd_timer2"; char *dev_name = "omap_wdt"; @@ -723,10 +692,8 @@ static int __init omap_init_wdt(void) return -EINVAL; } - od = omap_device_build(dev_name, id, oh, NULL, 0, - omap_wdt_latency, - ARRAY_SIZE(omap_wdt_latency), 0); - WARN(IS_ERR(od), "Can't build omap_device for %s:%s.\n", + pdev = omap_device_build(dev_name, id, oh, NULL, 0, NULL, 0, 0); + WARN(IS_ERR(pdev), "Can't build omap_device for %s:%s.\n", dev_name, oh->name); return 0; } diff --git a/arch/arm/mach-omap2/display.c b/arch/arm/mach-omap2/display.c index a5b7a236aa5b..8ad0a2f0367d 100644 --- a/arch/arm/mach-omap2/display.c +++ b/arch/arm/mach-omap2/display.c @@ -35,14 +35,6 @@ static struct platform_device omap_display_device = { }, }; -static struct omap_device_pm_latency omap_dss_latency[] = { - [0] = { - .deactivate_func = omap_device_idle_hwmods, - .activate_func = omap_device_enable_hwmods, - .flags = OMAP_DEVICE_LATENCY_AUTO_ADJUST, - }, -}; - struct omap_dss_hwmod_data { const char *oh_name; const char *dev_name; @@ -78,7 +70,7 @@ int __init omap_display_init(struct omap_dss_board_info *board_data) { int r = 0; struct omap_hwmod *oh; - struct omap_device *od; + struct platform_device *pdev; int i, oh_count; struct omap_display_platform_data pdata; const struct omap_dss_hwmod_data *curr_dss_hwmod; @@ -108,13 +100,12 @@ int __init omap_display_init(struct omap_dss_board_info *board_data) return -ENODEV; } - od = omap_device_build(curr_dss_hwmod[i].dev_name, + pdev = omap_device_build(curr_dss_hwmod[i].dev_name, curr_dss_hwmod[i].id, oh, &pdata, sizeof(struct omap_display_platform_data), - omap_dss_latency, - ARRAY_SIZE(omap_dss_latency), 0); + NULL, 0, 0); - if (WARN((IS_ERR(od)), "Could not build omap_device for %s\n", + if (WARN((IS_ERR(pdev)), "Could not build omap_device for %s\n", curr_dss_hwmod[i].oh_name)) return -ENODEV; } diff --git a/arch/arm/mach-omap2/dma.c b/arch/arm/mach-omap2/dma.c index c9ff0e79703d..a59a45a0096e 100644 --- a/arch/arm/mach-omap2/dma.c +++ b/arch/arm/mach-omap2/dma.c @@ -87,14 +87,6 @@ static u16 reg_map[] = { [CCDN] = 0xd8, }; -static struct omap_device_pm_latency omap2_dma_latency[] = { - { - .deactivate_func = omap_device_idle_hwmods, - .activate_func = omap_device_enable_hwmods, - .flags = OMAP_DEVICE_LATENCY_AUTO_ADJUST, - }, -}; - static void __iomem *dma_base; static inline void dma_write(u32 val, int reg, int lch) { @@ -228,7 +220,7 @@ static u32 configure_dma_errata(void) /* One time initializations */ static int __init omap2_system_dma_init_dev(struct omap_hwmod *oh, void *unused) { - struct omap_device *od; + struct platform_device *pdev; struct omap_system_dma_plat_info *p; struct resource *mem; char *name = "omap_dma_system"; @@ -258,23 +250,22 @@ static int __init omap2_system_dma_init_dev(struct omap_hwmod *oh, void *unused) p->errata = configure_dma_errata(); - od = omap_device_build(name, 0, oh, p, sizeof(*p), - omap2_dma_latency, ARRAY_SIZE(omap2_dma_latency), 0); + pdev = omap_device_build(name, 0, oh, p, sizeof(*p), NULL, 0, 0); kfree(p); - if (IS_ERR(od)) { + if (IS_ERR(pdev)) { pr_err("%s: Can't build omap_device for %s:%s.\n", __func__, name, oh->name); - return PTR_ERR(od); + return PTR_ERR(pdev); } - mem = platform_get_resource(&od->pdev, IORESOURCE_MEM, 0); + mem = platform_get_resource(pdev, IORESOURCE_MEM, 0); if (!mem) { - dev_err(&od->pdev.dev, "%s: no mem resource\n", __func__); + dev_err(&pdev->dev, "%s: no mem resource\n", __func__); return -EINVAL; } dma_base = ioremap(mem->start, resource_size(mem)); if (!dma_base) { - dev_err(&od->pdev.dev, "%s: ioremap fail\n", __func__); + dev_err(&pdev->dev, "%s: ioremap fail\n", __func__); return -ENOMEM; } @@ -283,7 +274,7 @@ static int __init omap2_system_dma_init_dev(struct omap_hwmod *oh, void *unused) (d->lch_count), GFP_KERNEL); if (!d->chan) { - dev_err(&od->pdev.dev, "%s: kzalloc fail\n", __func__); + dev_err(&pdev->dev, "%s: kzalloc fail\n", __func__); return -ENOMEM; } return 0; diff --git a/arch/arm/mach-omap2/gpio.c b/arch/arm/mach-omap2/gpio.c index 2765cdc3152d..8cbfbc2918ce 100644 --- a/arch/arm/mach-omap2/gpio.c +++ b/arch/arm/mach-omap2/gpio.c @@ -24,17 +24,9 @@ #include <plat/omap_hwmod.h> #include <plat/omap_device.h> -static struct omap_device_pm_latency omap_gpio_latency[] = { - [0] = { - .deactivate_func = omap_device_idle_hwmods, - .activate_func = omap_device_enable_hwmods, - .flags = OMAP_DEVICE_LATENCY_AUTO_ADJUST, - }, -}; - static int omap2_gpio_dev_init(struct omap_hwmod *oh, void *unused) { - struct omap_device *od; + struct platform_device *pdev; struct omap_gpio_platform_data *pdata; struct omap_gpio_dev_attr *dev_attr; char *name = "omap_gpio"; @@ -107,19 +99,17 @@ static int omap2_gpio_dev_init(struct omap_hwmod *oh, void *unused) return -EINVAL; } - od = omap_device_build(name, id - 1, oh, pdata, - sizeof(*pdata), omap_gpio_latency, - ARRAY_SIZE(omap_gpio_latency), - false); + pdev = omap_device_build(name, id - 1, oh, pdata, + sizeof(*pdata), NULL, 0, false); kfree(pdata); - if (IS_ERR(od)) { + if (IS_ERR(pdev)) { WARN(1, "Can't build omap_device for %s:%s.\n", name, oh->name); - return PTR_ERR(od); + return PTR_ERR(pdev); } - omap_device_disable_idle_on_suspend(od); + omap_device_disable_idle_on_suspend(pdev); gpio_bank_count++; return 0; diff --git a/arch/arm/mach-omap2/hsmmc.c b/arch/arm/mach-omap2/hsmmc.c index a9b45c76e1d3..77085847e4e7 100644 --- a/arch/arm/mach-omap2/hsmmc.c +++ b/arch/arm/mach-omap2/hsmmc.c @@ -137,8 +137,7 @@ static void omap4_hsmmc1_before_set_reg(struct device *dev, int slot, */ reg = omap4_ctrl_pad_readl(control_pbias_offset); reg &= ~(OMAP4_MMC1_PBIASLITE_PWRDNZ_MASK | - OMAP4_MMC1_PWRDNZ_MASK | - OMAP4_USBC1_ICUSB_PWRDNZ_MASK); + OMAP4_MMC1_PWRDNZ_MASK); omap4_ctrl_pad_writel(reg, control_pbias_offset); } @@ -156,8 +155,7 @@ static void omap4_hsmmc1_after_set_reg(struct device *dev, int slot, else reg |= OMAP4_MMC1_PBIASLITE_VMODE_MASK; reg |= (OMAP4_MMC1_PBIASLITE_PWRDNZ_MASK | - OMAP4_MMC1_PWRDNZ_MASK | - OMAP4_USBC1_ICUSB_PWRDNZ_MASK); + OMAP4_MMC1_PWRDNZ_MASK); omap4_ctrl_pad_writel(reg, control_pbias_offset); timeout = jiffies + msecs_to_jiffies(5); @@ -171,16 +169,14 @@ static void omap4_hsmmc1_after_set_reg(struct device *dev, int slot, if (reg & OMAP4_MMC1_PBIASLITE_VMODE_ERROR_MASK) { pr_err("Pbias Voltage is not same as LDO\n"); /* Caution : On VMODE_ERROR Power Down MMC IO */ - reg &= ~(OMAP4_MMC1_PWRDNZ_MASK | - OMAP4_USBC1_ICUSB_PWRDNZ_MASK); + reg &= ~(OMAP4_MMC1_PWRDNZ_MASK); omap4_ctrl_pad_writel(reg, control_pbias_offset); } } else { reg = omap4_ctrl_pad_readl(control_pbias_offset); reg |= (OMAP4_MMC1_PBIASLITE_PWRDNZ_MASK | OMAP4_MMC1_PWRDNZ_MASK | - OMAP4_MMC1_PBIASLITE_VMODE_MASK | - OMAP4_USBC1_ICUSB_PWRDNZ_MASK); + OMAP4_MMC1_PBIASLITE_VMODE_MASK); omap4_ctrl_pad_writel(reg, control_pbias_offset); } } @@ -413,31 +409,17 @@ static int __init omap_hsmmc_pdata_init(struct omap2_hsmmc_info *c, return 0; } -static struct omap_device_pm_latency omap_hsmmc_latency[] = { - [0] = { - .deactivate_func = omap_device_idle_hwmods, - .activate_func = omap_device_enable_hwmods, - .flags = OMAP_DEVICE_LATENCY_AUTO_ADJUST, - }, - /* - * XXX There should also be an entry here to power off/on the - * MMC regulators/PBIAS cells, etc. - */ -}; - #define MAX_OMAP_MMC_HWMOD_NAME_LEN 16 void __init omap_init_hsmmc(struct omap2_hsmmc_info *hsmmcinfo, int ctrl_nr) { struct omap_hwmod *oh; - struct omap_device *od; - struct omap_device_pm_latency *ohl; + struct platform_device *pdev; char oh_name[MAX_OMAP_MMC_HWMOD_NAME_LEN]; struct omap_mmc_platform_data *mmc_data; struct omap_mmc_dev_attr *mmc_dev_attr; char *name; int l; - int ohl_cnt = 0; mmc_data = kzalloc(sizeof(struct omap_mmc_platform_data), GFP_KERNEL); if (!mmc_data) { @@ -452,8 +434,6 @@ void __init omap_init_hsmmc(struct omap2_hsmmc_info *hsmmcinfo, int ctrl_nr) omap_hsmmc_mux(mmc_data, (ctrl_nr - 1)); name = "omap_hsmmc"; - ohl = omap_hsmmc_latency; - ohl_cnt = ARRAY_SIZE(omap_hsmmc_latency); l = snprintf(oh_name, MAX_OMAP_MMC_HWMOD_NAME_LEN, "mmc%d", ctrl_nr); @@ -471,9 +451,9 @@ void __init omap_init_hsmmc(struct omap2_hsmmc_info *hsmmcinfo, int ctrl_nr) mmc_data->controller_flags = mmc_dev_attr->flags; } - od = omap_device_build(name, ctrl_nr - 1, oh, mmc_data, - sizeof(struct omap_mmc_platform_data), ohl, ohl_cnt, false); - if (IS_ERR(od)) { + pdev = omap_device_build(name, ctrl_nr - 1, oh, mmc_data, + sizeof(struct omap_mmc_platform_data), NULL, 0, false); + if (IS_ERR(pdev)) { WARN(1, "Can't build omap_device for %s:%s.\n", name, oh->name); kfree(mmc_data->slots[0].name); goto done; @@ -482,7 +462,7 @@ void __init omap_init_hsmmc(struct omap2_hsmmc_info *hsmmcinfo, int ctrl_nr) * return device handle to board setup code * required to populate for regulator framework structure */ - hsmmcinfo->dev = &od->pdev.dev; + hsmmcinfo->dev = &pdev->dev; done: kfree(mmc_data); diff --git a/arch/arm/mach-omap2/hwspinlock.c b/arch/arm/mach-omap2/hwspinlock.c index 06d4a80660a5..36e21091b06a 100644 --- a/arch/arm/mach-omap2/hwspinlock.c +++ b/arch/arm/mach-omap2/hwspinlock.c @@ -23,19 +23,11 @@ #include <plat/omap_hwmod.h> #include <plat/omap_device.h> -struct omap_device_pm_latency omap_spinlock_latency[] = { - { - .deactivate_func = omap_device_idle_hwmods, - .activate_func = omap_device_enable_hwmods, - .flags = OMAP_DEVICE_LATENCY_AUTO_ADJUST, - } -}; - int __init hwspinlocks_init(void) { int retval = 0; struct omap_hwmod *oh; - struct omap_device *od; + struct platform_device *pdev; const char *oh_name = "spinlock"; const char *dev_name = "omap_hwspinlock"; @@ -48,13 +40,11 @@ int __init hwspinlocks_init(void) if (oh == NULL) return -EINVAL; - od = omap_device_build(dev_name, 0, oh, NULL, 0, - omap_spinlock_latency, - ARRAY_SIZE(omap_spinlock_latency), false); - if (IS_ERR(od)) { + pdev = omap_device_build(dev_name, 0, oh, NULL, 0, NULL, 0, false); + if (IS_ERR(pdev)) { pr_err("Can't build omap_device for %s:%s\n", dev_name, oh_name); - retval = PTR_ERR(od); + retval = PTR_ERR(pdev); } return retval; diff --git a/arch/arm/mach-omap2/id.c b/arch/arm/mach-omap2/id.c index 37efb8696927..d27daf921c7e 100644 --- a/arch/arm/mach-omap2/id.c +++ b/arch/arm/mach-omap2/id.c @@ -28,7 +28,6 @@ #include "control.h" -static struct omap_chip_id omap_chip; static unsigned int omap_revision; u32 omap_features; @@ -39,19 +38,6 @@ unsigned int omap_rev(void) } EXPORT_SYMBOL(omap_rev); -/** - * omap_chip_is - test whether currently running OMAP matches a chip type - * @oc: omap_chip_t to test against - * - * Test whether the currently-running OMAP chip matches the supplied - * chip type 'oc'. Returns 1 upon a match; 0 upon failure. - */ -int omap_chip_is(struct omap_chip_id oci) -{ - return (oci.oc & omap_chip.oc) ? 1 : 0; -} -EXPORT_SYMBOL(omap_chip_is); - int omap_type(void) { u32 val = 0; @@ -242,14 +228,12 @@ static void __init ti816x_check_features(void) omap_features = OMAP3_HAS_NEON; } -static void __init omap3_check_revision(void) +static void __init omap3_check_revision(const char **cpu_rev) { u32 cpuid, idcode; u16 hawkeye; u8 rev; - omap_chip.oc = CHIP_IS_OMAP3430; - /* * We cannot access revision registers on ES1.0. * If the processor type is Cortex-A8 and the revision is 0x0 @@ -258,7 +242,7 @@ static void __init omap3_check_revision(void) cpuid = read_cpuid(CPUID_ID); if ((((cpuid >> 4) & 0xfff) == 0xc08) && ((cpuid & 0xf) == 0x0)) { omap_revision = OMAP3430_REV_ES1_0; - omap_chip.oc |= CHIP_IS_OMAP3430ES1; + *cpu_rev = "1.0"; return; } @@ -279,77 +263,85 @@ static void __init omap3_check_revision(void) case 0: /* Take care of early samples */ case 1: omap_revision = OMAP3430_REV_ES2_0; - omap_chip.oc |= CHIP_IS_OMAP3430ES2; + *cpu_rev = "2.0"; break; case 2: omap_revision = OMAP3430_REV_ES2_1; - omap_chip.oc |= CHIP_IS_OMAP3430ES2; + *cpu_rev = "2.1"; break; case 3: omap_revision = OMAP3430_REV_ES3_0; - omap_chip.oc |= CHIP_IS_OMAP3430ES3_0; + *cpu_rev = "3.0"; break; case 4: omap_revision = OMAP3430_REV_ES3_1; - omap_chip.oc |= CHIP_IS_OMAP3430ES3_1; + *cpu_rev = "3.1"; break; case 7: /* FALLTHROUGH */ default: /* Use the latest known revision as default */ omap_revision = OMAP3430_REV_ES3_1_2; - - /* REVISIT: Add CHIP_IS_OMAP3430ES3_1_2? */ - omap_chip.oc |= CHIP_IS_OMAP3430ES3_1; + *cpu_rev = "3.1.2"; } break; case 0xb868: - /* Handle OMAP35xx/AM35xx devices + /* + * Handle OMAP/AM 3505/3517 devices * - * Set the device to be OMAP3505 here. Actual device + * Set the device to be OMAP3517 here. Actual device * is identified later based on the features. - * - * REVISIT: AM3505/AM3517 should have their own CHIP_IS */ - omap_revision = OMAP3505_REV(rev); - omap_chip.oc |= CHIP_IS_OMAP3430ES3_1; + switch (rev) { + case 0: + omap_revision = OMAP3517_REV_ES1_0; + *cpu_rev = "1.0"; + break; + case 1: + /* FALLTHROUGH */ + default: + omap_revision = OMAP3517_REV_ES1_1; + *cpu_rev = "1.1"; + } break; case 0xb891: /* Handle 36xx devices */ - omap_chip.oc |= CHIP_IS_OMAP3630ES1; switch(rev) { case 0: /* Take care of early samples */ omap_revision = OMAP3630_REV_ES1_0; + *cpu_rev = "1.0"; break; case 1: omap_revision = OMAP3630_REV_ES1_1; - omap_chip.oc |= CHIP_IS_OMAP3630ES1_1; + *cpu_rev = "1.1"; break; case 2: + /* FALLTHROUGH */ default: - omap_revision = OMAP3630_REV_ES1_2; - omap_chip.oc |= CHIP_IS_OMAP3630ES1_2; + omap_revision = OMAP3630_REV_ES1_2; + *cpu_rev = "1.2"; } break; case 0xb81e: - omap_chip.oc = CHIP_IS_TI816X; - switch (rev) { case 0: omap_revision = TI8168_REV_ES1_0; + *cpu_rev = "1.0"; break; case 1: + /* FALLTHROUGH */ + default: omap_revision = TI8168_REV_ES1_1; + *cpu_rev = "1.1"; break; - default: - omap_revision = TI8168_REV_ES1_1; } break; default: - /* Unknown default to latest silicon rev as default*/ - omap_revision = OMAP3630_REV_ES1_2; - omap_chip.oc |= CHIP_IS_OMAP3630ES1_2; + /* Unknown default to latest silicon rev as default */ + omap_revision = OMAP3630_REV_ES1_2; + *cpu_rev = "1.2"; + pr_warn("Warning: unknown chip type; assuming OMAP3630ES1.2\n"); } } @@ -382,24 +374,20 @@ static void __init omap4_check_revision(void) switch (rev) { case 0: omap_revision = OMAP4430_REV_ES1_0; - omap_chip.oc |= CHIP_IS_OMAP4430ES1; break; case 1: default: omap_revision = OMAP4430_REV_ES2_0; - omap_chip.oc |= CHIP_IS_OMAP4430ES2; } break; case 0xb95c: switch (rev) { case 3: omap_revision = OMAP4430_REV_ES2_1; - omap_chip.oc |= CHIP_IS_OMAP4430ES2_1; break; case 4: default: omap_revision = OMAP4430_REV_ES2_2; - omap_chip.oc |= CHIP_IS_OMAP4430ES2_2; } break; case 0xb94e: @@ -407,14 +395,12 @@ static void __init omap4_check_revision(void) case 0: default: omap_revision = OMAP4460_REV_ES1_0; - omap_chip.oc |= CHIP_IS_OMAP4460ES1_0; break; } break; default: /* Unknown default to latest silicon rev as default */ omap_revision = OMAP4430_REV_ES2_2; - omap_chip.oc |= CHIP_IS_OMAP4430ES2_2; } pr_info("OMAP%04x ES%d.%d\n", omap_rev() >> 16, @@ -425,94 +411,33 @@ static void __init omap4_check_revision(void) if (omap3_has_ ##feat()) \ printk(#feat" "); -static void __init omap3_cpuinfo(void) +static void __init omap3_cpuinfo(const char *cpu_rev) { - u8 rev = GET_OMAP_REVISION(); - char cpu_name[16], cpu_rev[16]; + const char *cpu_name; - /* OMAP3430 and OMAP3530 are assumed to be same. + /* + * OMAP3430 and OMAP3530 are assumed to be same. * * OMAP3525, OMAP3515 and OMAP3503 can be detected only based * on available features. Upon detection, update the CPU id * and CPU class bits. */ if (cpu_is_omap3630()) { - strcpy(cpu_name, "OMAP3630"); - } else if (cpu_is_omap3505()) { - /* - * AM35xx devices - */ - if (omap3_has_sgx()) { - omap_revision = OMAP3517_REV(rev); - strcpy(cpu_name, "AM3517"); - } else { - /* Already set in omap3_check_revision() */ - strcpy(cpu_name, "AM3505"); - } + cpu_name = "OMAP3630"; + } else if (cpu_is_omap3517()) { + /* AM35xx devices */ + cpu_name = (omap3_has_sgx()) ? "AM3517" : "AM3505"; } else if (cpu_is_ti816x()) { - strcpy(cpu_name, "TI816X"); + cpu_name = "TI816X"; } else if (omap3_has_iva() && omap3_has_sgx()) { /* OMAP3430, OMAP3525, OMAP3515, OMAP3503 devices */ - strcpy(cpu_name, "OMAP3430/3530"); + cpu_name = "OMAP3430/3530"; } else if (omap3_has_iva()) { - omap_revision = OMAP3525_REV(rev); - strcpy(cpu_name, "OMAP3525"); + cpu_name = "OMAP3525"; } else if (omap3_has_sgx()) { - omap_revision = OMAP3515_REV(rev); - strcpy(cpu_name, "OMAP3515"); + cpu_name = "OMAP3515"; } else { - omap_revision = OMAP3503_REV(rev); - strcpy(cpu_name, "OMAP3503"); - } - - if (cpu_is_omap3630() || cpu_is_ti816x()) { - switch (rev) { - case OMAP_REVBITS_00: - strcpy(cpu_rev, "1.0"); - break; - case OMAP_REVBITS_01: - strcpy(cpu_rev, "1.1"); - break; - case OMAP_REVBITS_02: - /* FALLTHROUGH */ - default: - /* Use the latest known revision as default */ - strcpy(cpu_rev, "1.2"); - } - } else if (cpu_is_omap3505() || cpu_is_omap3517()) { - switch (rev) { - case OMAP_REVBITS_00: - strcpy(cpu_rev, "1.0"); - break; - case OMAP_REVBITS_01: - /* FALLTHROUGH */ - default: - /* Use the latest known revision as default */ - strcpy(cpu_rev, "1.1"); - } - } else { - switch (rev) { - case OMAP_REVBITS_00: - strcpy(cpu_rev, "1.0"); - break; - case OMAP_REVBITS_01: - strcpy(cpu_rev, "2.0"); - break; - case OMAP_REVBITS_02: - strcpy(cpu_rev, "2.1"); - break; - case OMAP_REVBITS_03: - strcpy(cpu_rev, "3.0"); - break; - case OMAP_REVBITS_04: - strcpy(cpu_rev, "3.1"); - break; - case OMAP_REVBITS_05: - /* FALLTHROUGH */ - default: - /* Use the latest known revision as default */ - strcpy(cpu_rev, "3.1.2"); - } + cpu_name = "OMAP3503"; } /* Print verbose information */ @@ -533,6 +458,8 @@ static void __init omap3_cpuinfo(void) */ void __init omap2_check_revision(void) { + const char *cpu_rev; + /* * At this point we have an idea about the processor revision set * earlier with omap2_set_globals_tap(). @@ -540,7 +467,7 @@ void __init omap2_check_revision(void) if (cpu_is_omap24xx()) { omap24xx_check_revision(); } else if (cpu_is_omap34xx()) { - omap3_check_revision(); + omap3_check_revision(&cpu_rev); /* TI816X doesn't have feature register */ if (!cpu_is_ti816x()) @@ -548,7 +475,7 @@ void __init omap2_check_revision(void) else ti816x_check_features(); - omap3_cpuinfo(); + omap3_cpuinfo(cpu_rev); return; } else if (cpu_is_omap44xx()) { omap4_check_revision(); @@ -557,22 +484,6 @@ void __init omap2_check_revision(void) } else { pr_err("OMAP revision unknown, please fix!\n"); } - - /* - * OK, now we know the exact revision. Initialize omap_chip bits - * for powerdowmain and clockdomain code. - */ - if (cpu_is_omap243x()) { - /* Currently only supports 2430ES2.1 and 2430-all */ - omap_chip.oc |= CHIP_IS_OMAP2430; - return; - } else if (cpu_is_omap242x()) { - /* Currently only supports 2420ES2.1.1 and 2420-all */ - omap_chip.oc |= CHIP_IS_OMAP2420; - return; - } - - pr_err("Uninitialized omap_chip, please fix!\n"); } /* diff --git a/arch/arm/mach-omap2/io.c b/arch/arm/mach-omap2/io.c index 2ce1ce6fb4db..aa96538f3fee 100644 --- a/arch/arm/mach-omap2/io.c +++ b/arch/arm/mach-omap2/io.c @@ -35,14 +35,16 @@ #include "clock2xxx.h" #include "clock3xxx.h" #include "clock44xx.h" -#include "io.h" +#include <plat/common.h> #include <plat/omap-pm.h> +#include "voltage.h" #include "powerdomain.h" #include "clockdomain.h" #include <plat/omap_hwmod.h> #include <plat/multi.h> +#include <plat/common.h> /* * The machine specific code may provide the extra mapping besides the @@ -239,25 +241,11 @@ static struct map_desc omap44xx_io_desc[] __initdata = { }; #endif -static void __init _omap2_map_common_io(void) -{ - /* Normally devicemaps_init() would flush caches and tlb after - * mdesc->map_io(), but we must also do it here because of the CPU - * revision check below. - */ - local_flush_tlb_all(); - flush_cache_all(); - - omap2_check_revision(); - omap_sram_init(); -} - #ifdef CONFIG_SOC_OMAP2420 void __init omap242x_map_common_io(void) { iotable_init(omap24xx_io_desc, ARRAY_SIZE(omap24xx_io_desc)); iotable_init(omap242x_io_desc, ARRAY_SIZE(omap242x_io_desc)); - _omap2_map_common_io(); } #endif @@ -266,7 +254,6 @@ void __init omap243x_map_common_io(void) { iotable_init(omap24xx_io_desc, ARRAY_SIZE(omap24xx_io_desc)); iotable_init(omap243x_io_desc, ARRAY_SIZE(omap243x_io_desc)); - _omap2_map_common_io(); } #endif @@ -274,7 +261,6 @@ void __init omap243x_map_common_io(void) void __init omap34xx_map_common_io(void) { iotable_init(omap34xx_io_desc, ARRAY_SIZE(omap34xx_io_desc)); - _omap2_map_common_io(); } #endif @@ -282,7 +268,6 @@ void __init omap34xx_map_common_io(void) void __init omapti816x_map_common_io(void) { iotable_init(omapti816x_io_desc, ARRAY_SIZE(omapti816x_io_desc)); - _omap2_map_common_io(); } #endif @@ -290,7 +275,6 @@ void __init omapti816x_map_common_io(void) void __init omap44xx_map_common_io(void) { iotable_init(omap44xx_io_desc, ARRAY_SIZE(omap44xx_io_desc)); - _omap2_map_common_io(); } #endif @@ -336,29 +320,15 @@ static int _set_hwmod_postsetup_state(struct omap_hwmod *oh, void *data) /* See irq.c, omap4-common.c and entry-macro.S */ void __iomem *omap_irq_base; -void __init omap2_init_common_infrastructure(void) +static void __init omap_common_init_early(void) { - u8 postsetup_state; + omap2_check_revision(); + omap_ioremap_init(); +} - if (cpu_is_omap242x()) { - omap2xxx_powerdomains_init(); - omap2xxx_clockdomains_init(); - omap2420_hwmod_init(); - } else if (cpu_is_omap243x()) { - omap2xxx_powerdomains_init(); - omap2xxx_clockdomains_init(); - omap2430_hwmod_init(); - } else if (cpu_is_omap34xx()) { - omap3xxx_powerdomains_init(); - omap3xxx_clockdomains_init(); - omap3xxx_hwmod_init(); - } else if (cpu_is_omap44xx()) { - omap44xx_powerdomains_init(); - omap44xx_clockdomains_init(); - omap44xx_hwmod_init(); - } else { - pr_err("Could not init hwmod data - unknown SoC\n"); - } +static void __init omap_hwmod_init_postsetup(void) +{ + u8 postsetup_state; /* Set the default postsetup state for all hwmods */ #ifdef CONFIG_PM_RUNTIME @@ -376,7 +346,7 @@ void __init omap2_init_common_infrastructure(void) * omap_hwmod_late_init(), so boards that desire full watchdog * coverage of kernel initialization can reprogram the * postsetup_state between the calls to - * omap2_init_common_infra() and omap2_init_common_devices(). + * omap2_init_common_infra() and omap_sdrc_init(). * * XXX ideally we could detect whether the MPU WDT was currently * enabled here and make this conditional @@ -387,27 +357,101 @@ void __init omap2_init_common_infrastructure(void) &postsetup_state); omap_pm_if_early_init(); +} + +void __init omap2420_init_early(void) +{ + omap2_set_globals_242x(); + omap_common_init_early(); + omap2xxx_voltagedomains_init(); + omap242x_powerdomains_init(); + omap242x_clockdomains_init(); + omap2420_hwmod_init(); + omap_hwmod_init_postsetup(); + omap2420_clk_init(); +} - if (cpu_is_omap2420()) - omap2420_clk_init(); - else if (cpu_is_omap2430()) - omap2430_clk_init(); - else if (cpu_is_omap34xx()) - omap3xxx_clk_init(); - else if (cpu_is_omap44xx()) - omap4xxx_clk_init(); - else - pr_err("Could not init clock framework - unknown SoC\n"); +void __init omap2430_init_early(void) +{ + omap2_set_globals_243x(); + omap_common_init_early(); + omap2xxx_voltagedomains_init(); + omap243x_powerdomains_init(); + omap243x_clockdomains_init(); + omap2430_hwmod_init(); + omap_hwmod_init_postsetup(); + omap2430_clk_init(); +} + +/* + * Currently only board-omap3beagle.c should call this because of the + * same machine_id for 34xx and 36xx beagle.. Will get fixed with DT. + */ +void __init omap3_init_early(void) +{ + omap2_set_globals_3xxx(); + omap_common_init_early(); + omap3xxx_voltagedomains_init(); + omap3xxx_powerdomains_init(); + omap3xxx_clockdomains_init(); + omap3xxx_hwmod_init(); + omap_hwmod_init_postsetup(); + omap3xxx_clk_init(); } -void __init omap2_init_common_devices(struct omap_sdrc_params *sdrc_cs0, +void __init omap3430_init_early(void) +{ + omap3_init_early(); +} + +void __init omap35xx_init_early(void) +{ + omap3_init_early(); +} + +void __init omap3630_init_early(void) +{ + omap3_init_early(); +} + +void __init am35xx_init_early(void) +{ + omap3_init_early(); +} + +void __init ti816x_init_early(void) +{ + omap2_set_globals_ti816x(); + omap_common_init_early(); + omap3xxx_voltagedomains_init(); + omap3xxx_powerdomains_init(); + omap3xxx_clockdomains_init(); + omap3xxx_hwmod_init(); + omap_hwmod_init_postsetup(); + omap3xxx_clk_init(); +} + +void __init omap4430_init_early(void) +{ + omap2_set_globals_443x(); + omap_common_init_early(); + omap44xx_voltagedomains_init(); + omap44xx_powerdomains_init(); + omap44xx_clockdomains_init(); + omap44xx_hwmod_init(); + omap_hwmod_init_postsetup(); + omap4xxx_clk_init(); +} + +void __init omap_sdrc_init(struct omap_sdrc_params *sdrc_cs0, struct omap_sdrc_params *sdrc_cs1) { + omap_sram_init(); + if (cpu_is_omap24xx() || omap3_has_sdrc()) { omap2_sdrc_init(sdrc_cs0, sdrc_cs1); _omap2_init_reprogram_sdrc(); } - } /* diff --git a/arch/arm/mach-omap2/io.h b/arch/arm/mach-omap2/io.h index fd230c6cded5..e69de29bb2d1 100644 --- a/arch/arm/mach-omap2/io.h +++ b/arch/arm/mach-omap2/io.h @@ -1,7 +0,0 @@ - -#ifndef __MACH_OMAP2_IO_H__ -#define __MACH_OMAP2_IO_H__ - -extern int __init omap_sram_init(void); - -#endif /* __MACH_OMAP2_IO_H__ */ diff --git a/arch/arm/mach-omap2/irq.c b/arch/arm/mach-omap2/irq.c index 3a12f7586a4c..65f1be6a182c 100644 --- a/arch/arm/mach-omap2/irq.c +++ b/arch/arm/mach-omap2/irq.c @@ -165,8 +165,8 @@ static void __init omap_init_irq(u32 base, int nr_irqs) omap_irq_bank_init_one(bank); - for (i = 0, j = 0; i < bank->nr_irqs; i += 32, j += 0x20) - omap_alloc_gc(bank->base_reg + j, i, 32); + for (j = 0; j < bank->nr_irqs; j += 32) + omap_alloc_gc(bank->base_reg + j, j, 32); nr_of_irqs += bank->nr_irqs; nr_banks++; diff --git a/arch/arm/mach-omap2/mcbsp.c b/arch/arm/mach-omap2/mcbsp.c index 4a6ef6ab8458..292eee3be15f 100644 --- a/arch/arm/mach-omap2/mcbsp.c +++ b/arch/arm/mach-omap2/mcbsp.c @@ -27,66 +27,69 @@ #include "control.h" -/* McBSP internal signal muxing functions */ +/* + * FIXME: Find a mechanism to enable/disable runtime the McBSP ICLK autoidle. + * Sidetone needs non-gated ICLK and sidetone autoidle is broken. + */ +#include "cm2xxx_3xxx.h" +#include "cm-regbits-34xx.h" -void omap2_mcbsp1_mux_clkr_src(u8 mux) +/* McBSP internal signal muxing function */ +static int omap2_mcbsp1_mux_rx_clk(struct device *dev, const char *signal, + const char *src) { u32 v; v = omap_ctrl_readl(OMAP2_CONTROL_DEVCONF0); - if (mux == CLKR_SRC_CLKR) - v &= ~OMAP2_MCBSP1_CLKR_MASK; - else if (mux == CLKR_SRC_CLKX) - v |= OMAP2_MCBSP1_CLKR_MASK; - omap_ctrl_writel(v, OMAP2_CONTROL_DEVCONF0); -} -EXPORT_SYMBOL(omap2_mcbsp1_mux_clkr_src); -void omap2_mcbsp1_mux_fsr_src(u8 mux) -{ - u32 v; + if (!strcmp(signal, "clkr")) { + if (!strcmp(src, "clkr")) + v &= ~OMAP2_MCBSP1_CLKR_MASK; + else if (!strcmp(src, "clkx")) + v |= OMAP2_MCBSP1_CLKR_MASK; + else + return -EINVAL; + } else if (!strcmp(signal, "fsr")) { + if (!strcmp(src, "fsr")) + v &= ~OMAP2_MCBSP1_FSR_MASK; + else if (!strcmp(src, "fsx")) + v |= OMAP2_MCBSP1_FSR_MASK; + else + return -EINVAL; + } else { + return -EINVAL; + } - v = omap_ctrl_readl(OMAP2_CONTROL_DEVCONF0); - if (mux == FSR_SRC_FSR) - v &= ~OMAP2_MCBSP1_FSR_MASK; - else if (mux == FSR_SRC_FSX) - v |= OMAP2_MCBSP1_FSR_MASK; omap_ctrl_writel(v, OMAP2_CONTROL_DEVCONF0); + + return 0; } -EXPORT_SYMBOL(omap2_mcbsp1_mux_fsr_src); /* McBSP CLKS source switching function */ - -int omap2_mcbsp_set_clks_src(u8 id, u8 fck_src_id) +static int omap2_mcbsp_set_clk_src(struct device *dev, struct clk *clk, + const char *src) { - struct omap_mcbsp *mcbsp; struct clk *fck_src; char *fck_src_name; int r; - if (!omap_mcbsp_check_valid_id(id)) { - pr_err("%s: Invalid id (%d)\n", __func__, id + 1); - return -EINVAL; - } - mcbsp = id_to_mcbsp_ptr(id); - - if (fck_src_id == MCBSP_CLKS_PAD_SRC) + if (!strcmp(src, "clks_ext")) fck_src_name = "pad_fck"; - else if (fck_src_id == MCBSP_CLKS_PRCM_SRC) + else if (!strcmp(src, "clks_fclk")) fck_src_name = "prcm_fck"; else return -EINVAL; - fck_src = clk_get(mcbsp->dev, fck_src_name); + fck_src = clk_get(dev, fck_src_name); if (IS_ERR_OR_NULL(fck_src)) { pr_err("omap-mcbsp: %s: could not clk_get() %s\n", "clks", fck_src_name); return -EINVAL; } - pm_runtime_put_sync(mcbsp->dev); + pm_runtime_put_sync(dev); - r = clk_set_parent(mcbsp->fclk, fck_src); + r = clk_set_parent(clk, fck_src); if (IS_ERR_VALUE(r)) { pr_err("omap-mcbsp: %s: could not clk_set_parent() to %s\n", "clks", fck_src_name); @@ -94,21 +97,30 @@ int omap2_mcbsp_set_clks_src(u8 id, u8 fck_src_id) return -EINVAL; } - pm_runtime_get_sync(mcbsp->dev); + pm_runtime_get_sync(dev); clk_put(fck_src); return 0; } -EXPORT_SYMBOL(omap2_mcbsp_set_clks_src); -struct omap_device_pm_latency omap2_mcbsp_latency[] = { - { - .deactivate_func = omap_device_idle_hwmods, - .activate_func = omap_device_enable_hwmods, - .flags = OMAP_DEVICE_LATENCY_AUTO_ADJUST, - }, -}; +static int omap3_enable_st_clock(unsigned int id, bool enable) +{ + unsigned int w; + + /* + * Sidetone uses McBSP ICLK - which must not idle when sidetones + * are enabled or sidetones start sounding ugly. + */ + w = omap2_cm_read_mod_reg(OMAP3430_PER_MOD, CM_AUTOIDLE); + if (enable) + w &= ~(1 << (id - 2)); + else + w |= 1 << (id - 2); + omap2_cm_write_mod_reg(w, OMAP3430_PER_MOD, CM_AUTOIDLE); + + return 0; +} static int omap_init_mcbsp(struct omap_hwmod *oh, void *unused) { @@ -116,7 +128,7 @@ static int omap_init_mcbsp(struct omap_hwmod *oh, void *unused) char *name = "omap-mcbsp"; struct omap_hwmod *oh_device[2]; struct omap_mcbsp_platform_data *pdata = NULL; - struct omap_device *od; + struct platform_device *pdev; sscanf(oh->name, "mcbsp%d", &id); @@ -126,7 +138,13 @@ static int omap_init_mcbsp(struct omap_hwmod *oh, void *unused) return -ENOMEM; } - pdata->mcbsp_config_type = oh->class->rev; + pdata->reg_step = 4; + if (oh->class->rev < MCBSP_CONFIG_TYPE2) { + pdata->reg_size = 2; + } else { + pdata->reg_size = 4; + pdata->has_ccr = true; + } if (oh->class->rev == MCBSP_CONFIG_TYPE3) { if (id == 2) @@ -137,22 +155,28 @@ static int omap_init_mcbsp(struct omap_hwmod *oh, void *unused) pdata->buffer_size = 0x80; } + if (oh->class->rev >= MCBSP_CONFIG_TYPE3) + pdata->has_wakeup = true; + oh_device[0] = oh; if (oh->dev_attr) { oh_device[1] = omap_hwmod_lookup(( (struct omap_mcbsp_dev_attr *)(oh->dev_attr))->sidetone); + pdata->enable_st_clock = omap3_enable_st_clock; count++; } - od = omap_device_build_ss(name, id, oh_device, count, pdata, - sizeof(*pdata), omap2_mcbsp_latency, - ARRAY_SIZE(omap2_mcbsp_latency), false); + pdev = omap_device_build_ss(name, id, oh_device, count, pdata, + sizeof(*pdata), NULL, 0, false); kfree(pdata); - if (IS_ERR(od)) { + if (IS_ERR(pdev)) { pr_err("%s: Can't build omap_device for %s:%s.\n", __func__, name, oh->name); - return PTR_ERR(od); + return PTR_ERR(pdev); } + pdata->set_clk_src = omap2_mcbsp_set_clk_src; + if (id == 1) + pdata->mux_signal = omap2_mcbsp1_mux_rx_clk; omap_mcbsp_count++; return 0; } diff --git a/arch/arm/mach-omap2/omap-smp.c b/arch/arm/mach-omap2/omap-smp.c index ce65e9329c7b..11e25a4c4bd5 100644 --- a/arch/arm/mach-omap2/omap-smp.c +++ b/arch/arm/mach-omap2/omap-smp.c @@ -102,8 +102,11 @@ void __init smp_init_cpus(void) { unsigned int i, ncores; - /* Never released */ - scu_base = ioremap(OMAP44XX_SCU_BASE, SZ_256); + /* + * Currently we can't call ioremap here because + * SoC detection won't work until after init_early. + */ + scu_base = OMAP2_L4_IO_ADDRESS(OMAP44XX_SCU_BASE); BUG_ON(!scu_base); ncores = scu_get_core_count(scu_base); diff --git a/arch/arm/mach-omap2/omap_hwmod.c b/arch/arm/mach-omap2/omap_hwmod.c index 84cc0bdda3ae..d71380705080 100644 --- a/arch/arm/mach-omap2/omap_hwmod.c +++ b/arch/arm/mach-omap2/omap_hwmod.c @@ -1954,9 +1954,6 @@ int __init omap_hwmod_register(struct omap_hwmod **ohs) i = 0; do { - if (!omap_chip_is(ohs[i]->omap_chip)) - continue; - r = _register(ohs[i]); WARN(r, "omap_hwmod: %s: _register returned %d\n", ohs[i]->name, r); diff --git a/arch/arm/mach-omap2/omap_hwmod_2420_data.c b/arch/arm/mach-omap2/omap_hwmod_2420_data.c index a015c69068f6..6d7206213525 100644 --- a/arch/arm/mach-omap2/omap_hwmod_2420_data.c +++ b/arch/arm/mach-omap2/omap_hwmod_2420_data.c @@ -100,7 +100,6 @@ static struct omap_hwmod omap2420_l3_main_hwmod = { .masters_cnt = ARRAY_SIZE(omap2420_l3_main_masters), .slaves = omap2420_l3_main_slaves, .slaves_cnt = ARRAY_SIZE(omap2420_l3_main_slaves), - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP2420), .flags = HWMOD_NO_IDLEST, }; @@ -206,7 +205,6 @@ static struct omap_hwmod omap2420_l4_core_hwmod = { .masters_cnt = ARRAY_SIZE(omap2420_l4_core_masters), .slaves = omap2420_l4_core_slaves, .slaves_cnt = ARRAY_SIZE(omap2420_l4_core_slaves), - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP2420), .flags = HWMOD_NO_IDLEST, }; @@ -227,7 +225,6 @@ static struct omap_hwmod omap2420_l4_wkup_hwmod = { .masters_cnt = ARRAY_SIZE(omap2420_l4_wkup_masters), .slaves = omap2420_l4_wkup_slaves, .slaves_cnt = ARRAY_SIZE(omap2420_l4_wkup_slaves), - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP2420), .flags = HWMOD_NO_IDLEST, }; @@ -243,7 +240,6 @@ static struct omap_hwmod omap2420_mpu_hwmod = { .main_clk = "mpu_ck", .masters = omap2420_mpu_masters, .masters_cnt = ARRAY_SIZE(omap2420_mpu_masters), - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP2420), }; /* @@ -271,7 +267,16 @@ static struct omap_hwmod omap2420_iva_hwmod = { .class = &iva_hwmod_class, .masters = omap2420_iva_masters, .masters_cnt = ARRAY_SIZE(omap2420_iva_masters), - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP2420) +}; + +/* always-on timers dev attribute */ +static struct omap_timer_capability_dev_attr capability_alwon_dev_attr = { + .timer_capability = OMAP_TIMER_ALWON, +}; + +/* pwm timers dev attribute */ +static struct omap_timer_capability_dev_attr capability_pwm_dev_attr = { + .timer_capability = OMAP_TIMER_HAS_PWM, }; /* timer1 */ @@ -314,10 +319,10 @@ static struct omap_hwmod omap2420_timer1_hwmod = { .idlest_idle_bit = OMAP24XX_ST_GPT1_SHIFT, }, }, + .dev_attr = &capability_alwon_dev_attr, .slaves = omap2420_timer1_slaves, .slaves_cnt = ARRAY_SIZE(omap2420_timer1_slaves), .class = &omap2xxx_timer_hwmod_class, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP2420) }; /* timer2 */ @@ -351,10 +356,10 @@ static struct omap_hwmod omap2420_timer2_hwmod = { .idlest_idle_bit = OMAP24XX_ST_GPT2_SHIFT, }, }, + .dev_attr = &capability_alwon_dev_attr, .slaves = omap2420_timer2_slaves, .slaves_cnt = ARRAY_SIZE(omap2420_timer2_slaves), .class = &omap2xxx_timer_hwmod_class, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP2420) }; /* timer3 */ @@ -388,10 +393,10 @@ static struct omap_hwmod omap2420_timer3_hwmod = { .idlest_idle_bit = OMAP24XX_ST_GPT3_SHIFT, }, }, + .dev_attr = &capability_alwon_dev_attr, .slaves = omap2420_timer3_slaves, .slaves_cnt = ARRAY_SIZE(omap2420_timer3_slaves), .class = &omap2xxx_timer_hwmod_class, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP2420) }; /* timer4 */ @@ -425,10 +430,10 @@ static struct omap_hwmod omap2420_timer4_hwmod = { .idlest_idle_bit = OMAP24XX_ST_GPT4_SHIFT, }, }, + .dev_attr = &capability_alwon_dev_attr, .slaves = omap2420_timer4_slaves, .slaves_cnt = ARRAY_SIZE(omap2420_timer4_slaves), .class = &omap2xxx_timer_hwmod_class, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP2420) }; /* timer5 */ @@ -462,10 +467,10 @@ static struct omap_hwmod omap2420_timer5_hwmod = { .idlest_idle_bit = OMAP24XX_ST_GPT5_SHIFT, }, }, + .dev_attr = &capability_alwon_dev_attr, .slaves = omap2420_timer5_slaves, .slaves_cnt = ARRAY_SIZE(omap2420_timer5_slaves), .class = &omap2xxx_timer_hwmod_class, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP2420) }; @@ -500,10 +505,10 @@ static struct omap_hwmod omap2420_timer6_hwmod = { .idlest_idle_bit = OMAP24XX_ST_GPT6_SHIFT, }, }, + .dev_attr = &capability_alwon_dev_attr, .slaves = omap2420_timer6_slaves, .slaves_cnt = ARRAY_SIZE(omap2420_timer6_slaves), .class = &omap2xxx_timer_hwmod_class, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP2420) }; /* timer7 */ @@ -537,10 +542,10 @@ static struct omap_hwmod omap2420_timer7_hwmod = { .idlest_idle_bit = OMAP24XX_ST_GPT7_SHIFT, }, }, + .dev_attr = &capability_alwon_dev_attr, .slaves = omap2420_timer7_slaves, .slaves_cnt = ARRAY_SIZE(omap2420_timer7_slaves), .class = &omap2xxx_timer_hwmod_class, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP2420) }; /* timer8 */ @@ -574,10 +579,10 @@ static struct omap_hwmod omap2420_timer8_hwmod = { .idlest_idle_bit = OMAP24XX_ST_GPT8_SHIFT, }, }, + .dev_attr = &capability_alwon_dev_attr, .slaves = omap2420_timer8_slaves, .slaves_cnt = ARRAY_SIZE(omap2420_timer8_slaves), .class = &omap2xxx_timer_hwmod_class, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP2420) }; /* timer9 */ @@ -611,10 +616,10 @@ static struct omap_hwmod omap2420_timer9_hwmod = { .idlest_idle_bit = OMAP24XX_ST_GPT9_SHIFT, }, }, + .dev_attr = &capability_pwm_dev_attr, .slaves = omap2420_timer9_slaves, .slaves_cnt = ARRAY_SIZE(omap2420_timer9_slaves), .class = &omap2xxx_timer_hwmod_class, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP2420) }; /* timer10 */ @@ -648,10 +653,10 @@ static struct omap_hwmod omap2420_timer10_hwmod = { .idlest_idle_bit = OMAP24XX_ST_GPT10_SHIFT, }, }, + .dev_attr = &capability_pwm_dev_attr, .slaves = omap2420_timer10_slaves, .slaves_cnt = ARRAY_SIZE(omap2420_timer10_slaves), .class = &omap2xxx_timer_hwmod_class, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP2420) }; /* timer11 */ @@ -685,10 +690,10 @@ static struct omap_hwmod omap2420_timer11_hwmod = { .idlest_idle_bit = OMAP24XX_ST_GPT11_SHIFT, }, }, + .dev_attr = &capability_pwm_dev_attr, .slaves = omap2420_timer11_slaves, .slaves_cnt = ARRAY_SIZE(omap2420_timer11_slaves), .class = &omap2xxx_timer_hwmod_class, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP2420) }; /* timer12 */ @@ -722,10 +727,10 @@ static struct omap_hwmod omap2420_timer12_hwmod = { .idlest_idle_bit = OMAP24XX_ST_GPT12_SHIFT, }, }, + .dev_attr = &capability_pwm_dev_attr, .slaves = omap2420_timer12_slaves, .slaves_cnt = ARRAY_SIZE(omap2420_timer12_slaves), .class = &omap2xxx_timer_hwmod_class, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP2420) }; /* l4_wkup -> wd_timer2 */ @@ -766,7 +771,6 @@ static struct omap_hwmod omap2420_wd_timer2_hwmod = { }, .slaves = omap2420_wd_timer2_slaves, .slaves_cnt = ARRAY_SIZE(omap2420_wd_timer2_slaves), - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP2420), }; /* UART1 */ @@ -792,7 +796,6 @@ static struct omap_hwmod omap2420_uart1_hwmod = { .slaves = omap2420_uart1_slaves, .slaves_cnt = ARRAY_SIZE(omap2420_uart1_slaves), .class = &omap2_uart_class, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP2420), }; /* UART2 */ @@ -818,7 +821,6 @@ static struct omap_hwmod omap2420_uart2_hwmod = { .slaves = omap2420_uart2_slaves, .slaves_cnt = ARRAY_SIZE(omap2420_uart2_slaves), .class = &omap2_uart_class, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP2420), }; /* UART3 */ @@ -844,7 +846,6 @@ static struct omap_hwmod omap2420_uart3_hwmod = { .slaves = omap2420_uart3_slaves, .slaves_cnt = ARRAY_SIZE(omap2420_uart3_slaves), .class = &omap2_uart_class, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP2420), }; /* dss */ @@ -898,7 +899,6 @@ static struct omap_hwmod omap2420_dss_core_hwmod = { .slaves_cnt = ARRAY_SIZE(omap2420_dss_slaves), .masters = omap2420_dss_masters, .masters_cnt = ARRAY_SIZE(omap2420_dss_masters), - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP2420), .flags = HWMOD_NO_IDLEST, }; @@ -938,7 +938,6 @@ static struct omap_hwmod omap2420_dss_dispc_hwmod = { }, .slaves = omap2420_dss_dispc_slaves, .slaves_cnt = ARRAY_SIZE(omap2420_dss_dispc_slaves), - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP2420), .flags = HWMOD_NO_IDLEST, }; @@ -975,7 +974,6 @@ static struct omap_hwmod omap2420_dss_rfbi_hwmod = { }, .slaves = omap2420_dss_rfbi_slaves, .slaves_cnt = ARRAY_SIZE(omap2420_dss_rfbi_slaves), - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP2420), .flags = HWMOD_NO_IDLEST, }; @@ -1013,7 +1011,6 @@ static struct omap_hwmod omap2420_dss_venc_hwmod = { }, .slaves = omap2420_dss_venc_slaves, .slaves_cnt = ARRAY_SIZE(omap2420_dss_venc_slaves), - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP2420), .flags = HWMOD_NO_IDLEST, }; @@ -1064,7 +1061,6 @@ static struct omap_hwmod omap2420_i2c1_hwmod = { .slaves_cnt = ARRAY_SIZE(omap2420_i2c1_slaves), .class = &i2c_class, .dev_attr = &i2c_dev_attr, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP2420), .flags = HWMOD_16BIT_REG, }; @@ -1092,7 +1088,6 @@ static struct omap_hwmod omap2420_i2c2_hwmod = { .slaves_cnt = ARRAY_SIZE(omap2420_i2c2_slaves), .class = &i2c_class, .dev_attr = &i2c_dev_attr, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP2420), .flags = HWMOD_16BIT_REG, }; @@ -1197,7 +1192,6 @@ static struct omap_hwmod omap2420_gpio1_hwmod = { .slaves_cnt = ARRAY_SIZE(omap2420_gpio1_slaves), .class = &omap2xxx_gpio_hwmod_class, .dev_attr = &gpio_dev_attr, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP2420), }; /* gpio2 */ @@ -1223,7 +1217,6 @@ static struct omap_hwmod omap2420_gpio2_hwmod = { .slaves_cnt = ARRAY_SIZE(omap2420_gpio2_slaves), .class = &omap2xxx_gpio_hwmod_class, .dev_attr = &gpio_dev_attr, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP2420), }; /* gpio3 */ @@ -1249,7 +1242,6 @@ static struct omap_hwmod omap2420_gpio3_hwmod = { .slaves_cnt = ARRAY_SIZE(omap2420_gpio3_slaves), .class = &omap2xxx_gpio_hwmod_class, .dev_attr = &gpio_dev_attr, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP2420), }; /* gpio4 */ @@ -1275,7 +1267,6 @@ static struct omap_hwmod omap2420_gpio4_hwmod = { .slaves_cnt = ARRAY_SIZE(omap2420_gpio4_slaves), .class = &omap2xxx_gpio_hwmod_class, .dev_attr = &gpio_dev_attr, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP2420), }; /* dma attributes */ @@ -1322,7 +1313,6 @@ static struct omap_hwmod omap2420_dma_system_hwmod = { .masters = omap2420_dma_system_masters, .masters_cnt = ARRAY_SIZE(omap2420_dma_system_masters), .dev_attr = &dma_dev_attr, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP2420), .flags = HWMOD_NO_IDLEST, }; @@ -1363,7 +1353,6 @@ static struct omap_hwmod omap2420_mailbox_hwmod = { }, .slaves = omap2420_mailbox_slaves, .slaves_cnt = ARRAY_SIZE(omap2420_mailbox_slaves), - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP2420), }; /* mcspi1 */ @@ -1393,7 +1382,6 @@ static struct omap_hwmod omap2420_mcspi1_hwmod = { .slaves_cnt = ARRAY_SIZE(omap2420_mcspi1_slaves), .class = &omap2xxx_mcspi_class, .dev_attr = &omap_mcspi1_dev_attr, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP2420), }; /* mcspi2 */ @@ -1423,7 +1411,6 @@ static struct omap_hwmod omap2420_mcspi2_hwmod = { .slaves_cnt = ARRAY_SIZE(omap2420_mcspi2_slaves), .class = &omap2xxx_mcspi_class, .dev_attr = &omap_mcspi2_dev_attr, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP2420), }; /* @@ -1473,7 +1460,6 @@ static struct omap_hwmod omap2420_mcbsp1_hwmod = { }, .slaves = omap2420_mcbsp1_slaves, .slaves_cnt = ARRAY_SIZE(omap2420_mcbsp1_slaves), - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP2420), }; /* mcbsp2 */ @@ -1514,7 +1500,6 @@ static struct omap_hwmod omap2420_mcbsp2_hwmod = { }, .slaves = omap2420_mcbsp2_slaves, .slaves_cnt = ARRAY_SIZE(omap2420_mcbsp2_slaves), - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP2420), }; static __initdata struct omap_hwmod *omap2420_hwmods[] = { diff --git a/arch/arm/mach-omap2/omap_hwmod_2430_data.c b/arch/arm/mach-omap2/omap_hwmod_2430_data.c index 408193d8e044..a2580d01c3ff 100644 --- a/arch/arm/mach-omap2/omap_hwmod_2430_data.c +++ b/arch/arm/mach-omap2/omap_hwmod_2430_data.c @@ -110,7 +110,6 @@ static struct omap_hwmod omap2430_l3_main_hwmod = { .masters_cnt = ARRAY_SIZE(omap2430_l3_main_masters), .slaves = omap2430_l3_main_slaves, .slaves_cnt = ARRAY_SIZE(omap2430_l3_main_slaves), - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP2430), .flags = HWMOD_NO_IDLEST, }; @@ -250,7 +249,6 @@ static struct omap_hwmod omap2430_l4_core_hwmod = { .masters_cnt = ARRAY_SIZE(omap2430_l4_core_masters), .slaves = omap2430_l4_core_slaves, .slaves_cnt = ARRAY_SIZE(omap2430_l4_core_slaves), - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP2430), .flags = HWMOD_NO_IDLEST, }; @@ -301,7 +299,6 @@ static struct omap_hwmod omap2430_l4_wkup_hwmod = { .masters_cnt = ARRAY_SIZE(omap2430_l4_wkup_masters), .slaves = omap2430_l4_wkup_slaves, .slaves_cnt = ARRAY_SIZE(omap2430_l4_wkup_slaves), - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP2430), .flags = HWMOD_NO_IDLEST, }; @@ -317,7 +314,6 @@ static struct omap_hwmod omap2430_mpu_hwmod = { .main_clk = "mpu_ck", .masters = omap2430_mpu_masters, .masters_cnt = ARRAY_SIZE(omap2430_mpu_masters), - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP2430), }; /* @@ -345,7 +341,16 @@ static struct omap_hwmod omap2430_iva_hwmod = { .class = &iva_hwmod_class, .masters = omap2430_iva_masters, .masters_cnt = ARRAY_SIZE(omap2430_iva_masters), - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP2430) +}; + +/* always-on timers dev attribute */ +static struct omap_timer_capability_dev_attr capability_alwon_dev_attr = { + .timer_capability = OMAP_TIMER_ALWON, +}; + +/* pwm timers dev attribute */ +static struct omap_timer_capability_dev_attr capability_pwm_dev_attr = { + .timer_capability = OMAP_TIMER_HAS_PWM, }; /* timer1 */ @@ -388,10 +393,10 @@ static struct omap_hwmod omap2430_timer1_hwmod = { .idlest_idle_bit = OMAP24XX_ST_GPT1_SHIFT, }, }, + .dev_attr = &capability_alwon_dev_attr, .slaves = omap2430_timer1_slaves, .slaves_cnt = ARRAY_SIZE(omap2430_timer1_slaves), .class = &omap2xxx_timer_hwmod_class, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP2430) }; /* timer2 */ @@ -425,10 +430,10 @@ static struct omap_hwmod omap2430_timer2_hwmod = { .idlest_idle_bit = OMAP24XX_ST_GPT2_SHIFT, }, }, + .dev_attr = &capability_alwon_dev_attr, .slaves = omap2430_timer2_slaves, .slaves_cnt = ARRAY_SIZE(omap2430_timer2_slaves), .class = &omap2xxx_timer_hwmod_class, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP2430) }; /* timer3 */ @@ -462,10 +467,10 @@ static struct omap_hwmod omap2430_timer3_hwmod = { .idlest_idle_bit = OMAP24XX_ST_GPT3_SHIFT, }, }, + .dev_attr = &capability_alwon_dev_attr, .slaves = omap2430_timer3_slaves, .slaves_cnt = ARRAY_SIZE(omap2430_timer3_slaves), .class = &omap2xxx_timer_hwmod_class, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP2430) }; /* timer4 */ @@ -499,10 +504,10 @@ static struct omap_hwmod omap2430_timer4_hwmod = { .idlest_idle_bit = OMAP24XX_ST_GPT4_SHIFT, }, }, + .dev_attr = &capability_alwon_dev_attr, .slaves = omap2430_timer4_slaves, .slaves_cnt = ARRAY_SIZE(omap2430_timer4_slaves), .class = &omap2xxx_timer_hwmod_class, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP2430) }; /* timer5 */ @@ -536,10 +541,10 @@ static struct omap_hwmod omap2430_timer5_hwmod = { .idlest_idle_bit = OMAP24XX_ST_GPT5_SHIFT, }, }, + .dev_attr = &capability_alwon_dev_attr, .slaves = omap2430_timer5_slaves, .slaves_cnt = ARRAY_SIZE(omap2430_timer5_slaves), .class = &omap2xxx_timer_hwmod_class, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP2430) }; /* timer6 */ @@ -573,10 +578,10 @@ static struct omap_hwmod omap2430_timer6_hwmod = { .idlest_idle_bit = OMAP24XX_ST_GPT6_SHIFT, }, }, + .dev_attr = &capability_alwon_dev_attr, .slaves = omap2430_timer6_slaves, .slaves_cnt = ARRAY_SIZE(omap2430_timer6_slaves), .class = &omap2xxx_timer_hwmod_class, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP2430) }; /* timer7 */ @@ -610,10 +615,10 @@ static struct omap_hwmod omap2430_timer7_hwmod = { .idlest_idle_bit = OMAP24XX_ST_GPT7_SHIFT, }, }, + .dev_attr = &capability_alwon_dev_attr, .slaves = omap2430_timer7_slaves, .slaves_cnt = ARRAY_SIZE(omap2430_timer7_slaves), .class = &omap2xxx_timer_hwmod_class, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP2430) }; /* timer8 */ @@ -647,10 +652,10 @@ static struct omap_hwmod omap2430_timer8_hwmod = { .idlest_idle_bit = OMAP24XX_ST_GPT8_SHIFT, }, }, + .dev_attr = &capability_alwon_dev_attr, .slaves = omap2430_timer8_slaves, .slaves_cnt = ARRAY_SIZE(omap2430_timer8_slaves), .class = &omap2xxx_timer_hwmod_class, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP2430) }; /* timer9 */ @@ -684,10 +689,10 @@ static struct omap_hwmod omap2430_timer9_hwmod = { .idlest_idle_bit = OMAP24XX_ST_GPT9_SHIFT, }, }, + .dev_attr = &capability_pwm_dev_attr, .slaves = omap2430_timer9_slaves, .slaves_cnt = ARRAY_SIZE(omap2430_timer9_slaves), .class = &omap2xxx_timer_hwmod_class, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP2430) }; /* timer10 */ @@ -721,10 +726,10 @@ static struct omap_hwmod omap2430_timer10_hwmod = { .idlest_idle_bit = OMAP24XX_ST_GPT10_SHIFT, }, }, + .dev_attr = &capability_pwm_dev_attr, .slaves = omap2430_timer10_slaves, .slaves_cnt = ARRAY_SIZE(omap2430_timer10_slaves), .class = &omap2xxx_timer_hwmod_class, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP2430) }; /* timer11 */ @@ -758,10 +763,10 @@ static struct omap_hwmod omap2430_timer11_hwmod = { .idlest_idle_bit = OMAP24XX_ST_GPT11_SHIFT, }, }, + .dev_attr = &capability_pwm_dev_attr, .slaves = omap2430_timer11_slaves, .slaves_cnt = ARRAY_SIZE(omap2430_timer11_slaves), .class = &omap2xxx_timer_hwmod_class, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP2430) }; /* timer12 */ @@ -795,10 +800,10 @@ static struct omap_hwmod omap2430_timer12_hwmod = { .idlest_idle_bit = OMAP24XX_ST_GPT12_SHIFT, }, }, + .dev_attr = &capability_pwm_dev_attr, .slaves = omap2430_timer12_slaves, .slaves_cnt = ARRAY_SIZE(omap2430_timer12_slaves), .class = &omap2xxx_timer_hwmod_class, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP2430) }; /* l4_wkup -> wd_timer2 */ @@ -839,7 +844,6 @@ static struct omap_hwmod omap2430_wd_timer2_hwmod = { }, .slaves = omap2430_wd_timer2_slaves, .slaves_cnt = ARRAY_SIZE(omap2430_wd_timer2_slaves), - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP2430), }; /* UART1 */ @@ -865,7 +869,6 @@ static struct omap_hwmod omap2430_uart1_hwmod = { .slaves = omap2430_uart1_slaves, .slaves_cnt = ARRAY_SIZE(omap2430_uart1_slaves), .class = &omap2_uart_class, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP2430), }; /* UART2 */ @@ -891,7 +894,6 @@ static struct omap_hwmod omap2430_uart2_hwmod = { .slaves = omap2430_uart2_slaves, .slaves_cnt = ARRAY_SIZE(omap2430_uart2_slaves), .class = &omap2_uart_class, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP2430), }; /* UART3 */ @@ -917,7 +919,6 @@ static struct omap_hwmod omap2430_uart3_hwmod = { .slaves = omap2430_uart3_slaves, .slaves_cnt = ARRAY_SIZE(omap2430_uart3_slaves), .class = &omap2_uart_class, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP2430), }; /* dss */ @@ -965,7 +966,6 @@ static struct omap_hwmod omap2430_dss_core_hwmod = { .slaves_cnt = ARRAY_SIZE(omap2430_dss_slaves), .masters = omap2430_dss_masters, .masters_cnt = ARRAY_SIZE(omap2430_dss_masters), - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP2430), .flags = HWMOD_NO_IDLEST, }; @@ -999,7 +999,6 @@ static struct omap_hwmod omap2430_dss_dispc_hwmod = { }, .slaves = omap2430_dss_dispc_slaves, .slaves_cnt = ARRAY_SIZE(omap2430_dss_dispc_slaves), - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP2430), .flags = HWMOD_NO_IDLEST, }; @@ -1030,7 +1029,6 @@ static struct omap_hwmod omap2430_dss_rfbi_hwmod = { }, .slaves = omap2430_dss_rfbi_slaves, .slaves_cnt = ARRAY_SIZE(omap2430_dss_rfbi_slaves), - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP2430), .flags = HWMOD_NO_IDLEST, }; @@ -1062,7 +1060,6 @@ static struct omap_hwmod omap2430_dss_venc_hwmod = { }, .slaves = omap2430_dss_venc_slaves, .slaves_cnt = ARRAY_SIZE(omap2430_dss_venc_slaves), - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP2430), .flags = HWMOD_NO_IDLEST, }; @@ -1123,7 +1120,6 @@ static struct omap_hwmod omap2430_i2c1_hwmod = { .slaves_cnt = ARRAY_SIZE(omap2430_i2c1_slaves), .class = &i2c_class, .dev_attr = &i2c_dev_attr, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP2430), }; /* I2C2 */ @@ -1151,7 +1147,6 @@ static struct omap_hwmod omap2430_i2c2_hwmod = { .slaves_cnt = ARRAY_SIZE(omap2430_i2c2_slaves), .class = &i2c_class, .dev_attr = &i2c_dev_attr, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP2430), }; /* l4_wkup -> gpio1 */ @@ -1273,7 +1268,6 @@ static struct omap_hwmod omap2430_gpio1_hwmod = { .slaves_cnt = ARRAY_SIZE(omap2430_gpio1_slaves), .class = &omap2xxx_gpio_hwmod_class, .dev_attr = &gpio_dev_attr, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP2430), }; /* gpio2 */ @@ -1299,7 +1293,6 @@ static struct omap_hwmod omap2430_gpio2_hwmod = { .slaves_cnt = ARRAY_SIZE(omap2430_gpio2_slaves), .class = &omap2xxx_gpio_hwmod_class, .dev_attr = &gpio_dev_attr, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP2430), }; /* gpio3 */ @@ -1325,7 +1318,6 @@ static struct omap_hwmod omap2430_gpio3_hwmod = { .slaves_cnt = ARRAY_SIZE(omap2430_gpio3_slaves), .class = &omap2xxx_gpio_hwmod_class, .dev_attr = &gpio_dev_attr, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP2430), }; /* gpio4 */ @@ -1351,7 +1343,6 @@ static struct omap_hwmod omap2430_gpio4_hwmod = { .slaves_cnt = ARRAY_SIZE(omap2430_gpio4_slaves), .class = &omap2xxx_gpio_hwmod_class, .dev_attr = &gpio_dev_attr, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP2430), }; /* gpio5 */ @@ -1382,7 +1373,6 @@ static struct omap_hwmod omap2430_gpio5_hwmod = { .slaves_cnt = ARRAY_SIZE(omap2430_gpio5_slaves), .class = &omap2xxx_gpio_hwmod_class, .dev_attr = &gpio_dev_attr, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP2430), }; /* dma attributes */ @@ -1429,7 +1419,6 @@ static struct omap_hwmod omap2430_dma_system_hwmod = { .masters = omap2430_dma_system_masters, .masters_cnt = ARRAY_SIZE(omap2430_dma_system_masters), .dev_attr = &dma_dev_attr, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP2430), .flags = HWMOD_NO_IDLEST, }; @@ -1469,7 +1458,6 @@ static struct omap_hwmod omap2430_mailbox_hwmod = { }, .slaves = omap2430_mailbox_slaves, .slaves_cnt = ARRAY_SIZE(omap2430_mailbox_slaves), - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP2430), }; /* mcspi1 */ @@ -1499,7 +1487,6 @@ static struct omap_hwmod omap2430_mcspi1_hwmod = { .slaves_cnt = ARRAY_SIZE(omap2430_mcspi1_slaves), .class = &omap2xxx_mcspi_class, .dev_attr = &omap_mcspi1_dev_attr, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP2430), }; /* mcspi2 */ @@ -1529,7 +1516,6 @@ static struct omap_hwmod omap2430_mcspi2_hwmod = { .slaves_cnt = ARRAY_SIZE(omap2430_mcspi2_slaves), .class = &omap2xxx_mcspi_class, .dev_attr = &omap_mcspi2_dev_attr, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP2430), }; /* mcspi3 */ @@ -1572,7 +1558,6 @@ static struct omap_hwmod omap2430_mcspi3_hwmod = { .slaves_cnt = ARRAY_SIZE(omap2430_mcspi3_slaves), .class = &omap2xxx_mcspi_class, .dev_attr = &omap_mcspi3_dev_attr, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP2430), }; /* @@ -1628,7 +1613,6 @@ static struct omap_hwmod omap2430_usbhsotg_hwmod = { */ .flags = HWMOD_NO_OCP_AUTOIDLE | HWMOD_SWSUP_SIDLE | HWMOD_SWSUP_MSTANDBY, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP2430) }; /* @@ -1689,7 +1673,6 @@ static struct omap_hwmod omap2430_mcbsp1_hwmod = { }, .slaves = omap2430_mcbsp1_slaves, .slaves_cnt = ARRAY_SIZE(omap2430_mcbsp1_slaves), - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP2430), }; /* mcbsp2 */ @@ -1731,7 +1714,6 @@ static struct omap_hwmod omap2430_mcbsp2_hwmod = { }, .slaves = omap2430_mcbsp2_slaves, .slaves_cnt = ARRAY_SIZE(omap2430_mcbsp2_slaves), - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP2430), }; /* mcbsp3 */ @@ -1783,7 +1765,6 @@ static struct omap_hwmod omap2430_mcbsp3_hwmod = { }, .slaves = omap2430_mcbsp3_slaves, .slaves_cnt = ARRAY_SIZE(omap2430_mcbsp3_slaves), - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP2430), }; /* mcbsp4 */ @@ -1841,7 +1822,6 @@ static struct omap_hwmod omap2430_mcbsp4_hwmod = { }, .slaves = omap2430_mcbsp4_slaves, .slaves_cnt = ARRAY_SIZE(omap2430_mcbsp4_slaves), - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP2430), }; /* mcbsp5 */ @@ -1899,7 +1879,6 @@ static struct omap_hwmod omap2430_mcbsp5_hwmod = { }, .slaves = omap2430_mcbsp5_slaves, .slaves_cnt = ARRAY_SIZE(omap2430_mcbsp5_slaves), - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP2430), }; /* MMC/SD/SDIO common */ @@ -1966,7 +1945,6 @@ static struct omap_hwmod omap2430_mmc1_hwmod = { .slaves = omap2430_mmc1_slaves, .slaves_cnt = ARRAY_SIZE(omap2430_mmc1_slaves), .class = &omap2430_mmc_class, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP2430), }; /* MMC/SD/SDIO2 */ @@ -2010,7 +1988,6 @@ static struct omap_hwmod omap2430_mmc2_hwmod = { .slaves = omap2430_mmc2_slaves, .slaves_cnt = ARRAY_SIZE(omap2430_mmc2_slaves), .class = &omap2430_mmc_class, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP2430), }; static __initdata struct omap_hwmod *omap2430_hwmods[] = { diff --git a/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c b/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c index 25bf43b5a4ec..3008e1672c7a 100644 --- a/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c +++ b/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c @@ -156,7 +156,6 @@ static struct omap_hwmod omap3xxx_l3_main_hwmod = { .masters_cnt = ARRAY_SIZE(omap3xxx_l3_main_masters), .slaves = omap3xxx_l3_main_slaves, .slaves_cnt = ARRAY_SIZE(omap3xxx_l3_main_slaves), - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430), .flags = HWMOD_NO_IDLEST, }; @@ -459,7 +458,6 @@ static struct omap_hwmod omap3xxx_l4_core_hwmod = { .class = &l4_hwmod_class, .slaves = omap3xxx_l4_core_slaves, .slaves_cnt = ARRAY_SIZE(omap3xxx_l4_core_slaves), - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430), .flags = HWMOD_NO_IDLEST, }; @@ -474,7 +472,6 @@ static struct omap_hwmod omap3xxx_l4_per_hwmod = { .class = &l4_hwmod_class, .slaves = omap3xxx_l4_per_slaves, .slaves_cnt = ARRAY_SIZE(omap3xxx_l4_per_slaves), - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430), .flags = HWMOD_NO_IDLEST, }; @@ -489,7 +486,6 @@ static struct omap_hwmod omap3xxx_l4_wkup_hwmod = { .class = &l4_hwmod_class, .slaves = omap3xxx_l4_wkup_slaves, .slaves_cnt = ARRAY_SIZE(omap3xxx_l4_wkup_slaves), - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430), .flags = HWMOD_NO_IDLEST, }; @@ -505,7 +501,6 @@ static struct omap_hwmod omap3xxx_mpu_hwmod = { .main_clk = "arm_fck", .masters = omap3xxx_mpu_masters, .masters_cnt = ARRAY_SIZE(omap3xxx_mpu_masters), - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430), }; /* @@ -533,7 +528,6 @@ static struct omap_hwmod omap3xxx_iva_hwmod = { .class = &iva_hwmod_class, .masters = omap3xxx_iva_masters, .masters_cnt = ARRAY_SIZE(omap3xxx_iva_masters), - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430) }; /* timer class */ @@ -570,6 +564,21 @@ static struct omap_hwmod_class omap3xxx_timer_hwmod_class = { .rev = OMAP_TIMER_IP_VERSION_1, }; +/* secure timers dev attribute */ +static struct omap_timer_capability_dev_attr capability_secure_dev_attr = { + .timer_capability = OMAP_TIMER_SECURE, +}; + +/* always-on timers dev attribute */ +static struct omap_timer_capability_dev_attr capability_alwon_dev_attr = { + .timer_capability = OMAP_TIMER_ALWON, +}; + +/* pwm timers dev attribute */ +static struct omap_timer_capability_dev_attr capability_pwm_dev_attr = { + .timer_capability = OMAP_TIMER_HAS_PWM, +}; + /* timer1 */ static struct omap_hwmod omap3xxx_timer1_hwmod; @@ -610,10 +619,10 @@ static struct omap_hwmod omap3xxx_timer1_hwmod = { .idlest_idle_bit = OMAP3430_ST_GPT1_SHIFT, }, }, + .dev_attr = &capability_alwon_dev_attr, .slaves = omap3xxx_timer1_slaves, .slaves_cnt = ARRAY_SIZE(omap3xxx_timer1_slaves), .class = &omap3xxx_timer_1ms_hwmod_class, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430) }; /* timer2 */ @@ -656,10 +665,10 @@ static struct omap_hwmod omap3xxx_timer2_hwmod = { .idlest_idle_bit = OMAP3430_ST_GPT2_SHIFT, }, }, + .dev_attr = &capability_alwon_dev_attr, .slaves = omap3xxx_timer2_slaves, .slaves_cnt = ARRAY_SIZE(omap3xxx_timer2_slaves), .class = &omap3xxx_timer_1ms_hwmod_class, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430) }; /* timer3 */ @@ -702,10 +711,10 @@ static struct omap_hwmod omap3xxx_timer3_hwmod = { .idlest_idle_bit = OMAP3430_ST_GPT3_SHIFT, }, }, + .dev_attr = &capability_alwon_dev_attr, .slaves = omap3xxx_timer3_slaves, .slaves_cnt = ARRAY_SIZE(omap3xxx_timer3_slaves), .class = &omap3xxx_timer_hwmod_class, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430) }; /* timer4 */ @@ -748,10 +757,10 @@ static struct omap_hwmod omap3xxx_timer4_hwmod = { .idlest_idle_bit = OMAP3430_ST_GPT4_SHIFT, }, }, + .dev_attr = &capability_alwon_dev_attr, .slaves = omap3xxx_timer4_slaves, .slaves_cnt = ARRAY_SIZE(omap3xxx_timer4_slaves), .class = &omap3xxx_timer_hwmod_class, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430) }; /* timer5 */ @@ -794,10 +803,10 @@ static struct omap_hwmod omap3xxx_timer5_hwmod = { .idlest_idle_bit = OMAP3430_ST_GPT5_SHIFT, }, }, + .dev_attr = &capability_alwon_dev_attr, .slaves = omap3xxx_timer5_slaves, .slaves_cnt = ARRAY_SIZE(omap3xxx_timer5_slaves), .class = &omap3xxx_timer_hwmod_class, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430) }; /* timer6 */ @@ -840,10 +849,10 @@ static struct omap_hwmod omap3xxx_timer6_hwmod = { .idlest_idle_bit = OMAP3430_ST_GPT6_SHIFT, }, }, + .dev_attr = &capability_alwon_dev_attr, .slaves = omap3xxx_timer6_slaves, .slaves_cnt = ARRAY_SIZE(omap3xxx_timer6_slaves), .class = &omap3xxx_timer_hwmod_class, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430) }; /* timer7 */ @@ -886,10 +895,10 @@ static struct omap_hwmod omap3xxx_timer7_hwmod = { .idlest_idle_bit = OMAP3430_ST_GPT7_SHIFT, }, }, + .dev_attr = &capability_alwon_dev_attr, .slaves = omap3xxx_timer7_slaves, .slaves_cnt = ARRAY_SIZE(omap3xxx_timer7_slaves), .class = &omap3xxx_timer_hwmod_class, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430) }; /* timer8 */ @@ -932,10 +941,10 @@ static struct omap_hwmod omap3xxx_timer8_hwmod = { .idlest_idle_bit = OMAP3430_ST_GPT8_SHIFT, }, }, + .dev_attr = &capability_pwm_dev_attr, .slaves = omap3xxx_timer8_slaves, .slaves_cnt = ARRAY_SIZE(omap3xxx_timer8_slaves), .class = &omap3xxx_timer_hwmod_class, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430) }; /* timer9 */ @@ -978,10 +987,10 @@ static struct omap_hwmod omap3xxx_timer9_hwmod = { .idlest_idle_bit = OMAP3430_ST_GPT9_SHIFT, }, }, + .dev_attr = &capability_pwm_dev_attr, .slaves = omap3xxx_timer9_slaves, .slaves_cnt = ARRAY_SIZE(omap3xxx_timer9_slaves), .class = &omap3xxx_timer_hwmod_class, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430) }; /* timer10 */ @@ -1015,10 +1024,10 @@ static struct omap_hwmod omap3xxx_timer10_hwmod = { .idlest_idle_bit = OMAP3430_ST_GPT10_SHIFT, }, }, + .dev_attr = &capability_pwm_dev_attr, .slaves = omap3xxx_timer10_slaves, .slaves_cnt = ARRAY_SIZE(omap3xxx_timer10_slaves), .class = &omap3xxx_timer_1ms_hwmod_class, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430) }; /* timer11 */ @@ -1052,10 +1061,10 @@ static struct omap_hwmod omap3xxx_timer11_hwmod = { .idlest_idle_bit = OMAP3430_ST_GPT11_SHIFT, }, }, + .dev_attr = &capability_pwm_dev_attr, .slaves = omap3xxx_timer11_slaves, .slaves_cnt = ARRAY_SIZE(omap3xxx_timer11_slaves), .class = &omap3xxx_timer_hwmod_class, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430) }; /* timer12*/ @@ -1102,10 +1111,10 @@ static struct omap_hwmod omap3xxx_timer12_hwmod = { .idlest_idle_bit = OMAP3430_ST_GPT12_SHIFT, }, }, + .dev_attr = &capability_secure_dev_attr, .slaves = omap3xxx_timer12_slaves, .slaves_cnt = ARRAY_SIZE(omap3xxx_timer12_slaves), .class = &omap3xxx_timer_hwmod_class, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430) }; /* l4_wkup -> wd_timer2 */ @@ -1182,7 +1191,6 @@ static struct omap_hwmod omap3xxx_wd_timer2_hwmod = { }, .slaves = omap3xxx_wd_timer2_slaves, .slaves_cnt = ARRAY_SIZE(omap3xxx_wd_timer2_slaves), - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430), /* * XXX: Use software supervised mode, HW supervised smartidle seems to * block CORE power domain idle transitions. Maybe a HW bug in wdt2? @@ -1213,7 +1221,6 @@ static struct omap_hwmod omap3xxx_uart1_hwmod = { .slaves = omap3xxx_uart1_slaves, .slaves_cnt = ARRAY_SIZE(omap3xxx_uart1_slaves), .class = &omap2_uart_class, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430), }; /* UART2 */ @@ -1239,7 +1246,6 @@ static struct omap_hwmod omap3xxx_uart2_hwmod = { .slaves = omap3xxx_uart2_slaves, .slaves_cnt = ARRAY_SIZE(omap3xxx_uart2_slaves), .class = &omap2_uart_class, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430), }; /* UART3 */ @@ -1265,7 +1271,6 @@ static struct omap_hwmod omap3xxx_uart3_hwmod = { .slaves = omap3xxx_uart3_slaves, .slaves_cnt = ARRAY_SIZE(omap3xxx_uart3_slaves), .class = &omap2_uart_class, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430), }; /* UART4 */ @@ -1302,7 +1307,6 @@ static struct omap_hwmod omap3xxx_uart4_hwmod = { .slaves = omap3xxx_uart4_slaves, .slaves_cnt = ARRAY_SIZE(omap3xxx_uart4_slaves), .class = &omap2_uart_class, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3630ES1), }; static struct omap_hwmod_class i2c_class = { @@ -1390,7 +1394,6 @@ static struct omap_hwmod omap3430es1_dss_core_hwmod = { .slaves_cnt = ARRAY_SIZE(omap3430es1_dss_slaves), .masters = omap3xxx_dss_masters, .masters_cnt = ARRAY_SIZE(omap3xxx_dss_masters), - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430ES1), .flags = HWMOD_NO_IDLEST, }; @@ -1415,8 +1418,6 @@ static struct omap_hwmod omap3xxx_dss_core_hwmod = { .slaves_cnt = ARRAY_SIZE(omap3xxx_dss_slaves), .masters = omap3xxx_dss_masters, .masters_cnt = ARRAY_SIZE(omap3xxx_dss_masters), - .omap_chip = OMAP_CHIP_INIT(CHIP_GE_OMAP3430ES2 | - CHIP_IS_OMAP3630ES1 | CHIP_GE_OMAP3630ES1_1), }; /* l4_core -> dss_dispc */ @@ -1454,9 +1455,6 @@ static struct omap_hwmod omap3xxx_dss_dispc_hwmod = { }, .slaves = omap3xxx_dss_dispc_slaves, .slaves_cnt = ARRAY_SIZE(omap3xxx_dss_dispc_slaves), - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430ES1 | - CHIP_GE_OMAP3430ES2 | CHIP_IS_OMAP3630ES1 | - CHIP_GE_OMAP3630ES1_1), .flags = HWMOD_NO_IDLEST, }; @@ -1518,9 +1516,6 @@ static struct omap_hwmod omap3xxx_dss_dsi1_hwmod = { }, .slaves = omap3xxx_dss_dsi1_slaves, .slaves_cnt = ARRAY_SIZE(omap3xxx_dss_dsi1_slaves), - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430ES1 | - CHIP_GE_OMAP3430ES2 | CHIP_IS_OMAP3630ES1 | - CHIP_GE_OMAP3630ES1_1), .flags = HWMOD_NO_IDLEST, }; @@ -1558,9 +1553,6 @@ static struct omap_hwmod omap3xxx_dss_rfbi_hwmod = { }, .slaves = omap3xxx_dss_rfbi_slaves, .slaves_cnt = ARRAY_SIZE(omap3xxx_dss_rfbi_slaves), - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430ES1 | - CHIP_GE_OMAP3430ES2 | CHIP_IS_OMAP3630ES1 | - CHIP_GE_OMAP3630ES1_1), .flags = HWMOD_NO_IDLEST, }; @@ -1599,9 +1591,6 @@ static struct omap_hwmod omap3xxx_dss_venc_hwmod = { }, .slaves = omap3xxx_dss_venc_slaves, .slaves_cnt = ARRAY_SIZE(omap3xxx_dss_venc_slaves), - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430ES1 | - CHIP_GE_OMAP3430ES2 | CHIP_IS_OMAP3630ES1 | - CHIP_GE_OMAP3630ES1_1), .flags = HWMOD_NO_IDLEST, }; @@ -1637,7 +1626,6 @@ static struct omap_hwmod omap3xxx_i2c1_hwmod = { .slaves_cnt = ARRAY_SIZE(omap3xxx_i2c1_slaves), .class = &i2c_class, .dev_attr = &i2c1_dev_attr, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430), }; /* I2C2 */ @@ -1672,7 +1660,6 @@ static struct omap_hwmod omap3xxx_i2c2_hwmod = { .slaves_cnt = ARRAY_SIZE(omap3xxx_i2c2_slaves), .class = &i2c_class, .dev_attr = &i2c2_dev_attr, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430), }; /* I2C3 */ @@ -1718,7 +1705,6 @@ static struct omap_hwmod omap3xxx_i2c3_hwmod = { .slaves_cnt = ARRAY_SIZE(omap3xxx_i2c3_slaves), .class = &i2c_class, .dev_attr = &i2c3_dev_attr, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430), }; /* l4_wkup -> gpio1 */ @@ -1880,7 +1866,6 @@ static struct omap_hwmod omap3xxx_gpio1_hwmod = { .slaves_cnt = ARRAY_SIZE(omap3xxx_gpio1_slaves), .class = &omap3xxx_gpio_hwmod_class, .dev_attr = &gpio_dev_attr, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430), }; /* gpio2 */ @@ -1912,7 +1897,6 @@ static struct omap_hwmod omap3xxx_gpio2_hwmod = { .slaves_cnt = ARRAY_SIZE(omap3xxx_gpio2_slaves), .class = &omap3xxx_gpio_hwmod_class, .dev_attr = &gpio_dev_attr, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430), }; /* gpio3 */ @@ -1944,7 +1928,6 @@ static struct omap_hwmod omap3xxx_gpio3_hwmod = { .slaves_cnt = ARRAY_SIZE(omap3xxx_gpio3_slaves), .class = &omap3xxx_gpio_hwmod_class, .dev_attr = &gpio_dev_attr, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430), }; /* gpio4 */ @@ -1976,7 +1959,6 @@ static struct omap_hwmod omap3xxx_gpio4_hwmod = { .slaves_cnt = ARRAY_SIZE(omap3xxx_gpio4_slaves), .class = &omap3xxx_gpio_hwmod_class, .dev_attr = &gpio_dev_attr, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430), }; /* gpio5 */ @@ -2013,7 +1995,6 @@ static struct omap_hwmod omap3xxx_gpio5_hwmod = { .slaves_cnt = ARRAY_SIZE(omap3xxx_gpio5_slaves), .class = &omap3xxx_gpio_hwmod_class, .dev_attr = &gpio_dev_attr, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430), }; /* gpio6 */ @@ -2050,7 +2031,6 @@ static struct omap_hwmod omap3xxx_gpio6_hwmod = { .slaves_cnt = ARRAY_SIZE(omap3xxx_gpio6_slaves), .class = &omap3xxx_gpio_hwmod_class, .dev_attr = &gpio_dev_attr, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430), }; /* dma_system -> L3 */ @@ -2134,7 +2114,6 @@ static struct omap_hwmod omap3xxx_dma_system_hwmod = { .masters = omap3xxx_dma_system_masters, .masters_cnt = ARRAY_SIZE(omap3xxx_dma_system_masters), .dev_attr = &dma_dev_attr, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430), .flags = HWMOD_NO_IDLEST, }; @@ -2207,7 +2186,6 @@ static struct omap_hwmod omap3xxx_mcbsp1_hwmod = { }, .slaves = omap3xxx_mcbsp1_slaves, .slaves_cnt = ARRAY_SIZE(omap3xxx_mcbsp1_slaves), - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430), }; /* mcbsp2 */ @@ -2264,7 +2242,6 @@ static struct omap_hwmod omap3xxx_mcbsp2_hwmod = { .slaves = omap3xxx_mcbsp2_slaves, .slaves_cnt = ARRAY_SIZE(omap3xxx_mcbsp2_slaves), .dev_attr = &omap34xx_mcbsp2_dev_attr, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430), }; /* mcbsp3 */ @@ -2321,7 +2298,6 @@ static struct omap_hwmod omap3xxx_mcbsp3_hwmod = { .slaves = omap3xxx_mcbsp3_slaves, .slaves_cnt = ARRAY_SIZE(omap3xxx_mcbsp3_slaves), .dev_attr = &omap34xx_mcbsp3_dev_attr, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430), }; /* mcbsp4 */ @@ -2379,7 +2355,6 @@ static struct omap_hwmod omap3xxx_mcbsp4_hwmod = { }, .slaves = omap3xxx_mcbsp4_slaves, .slaves_cnt = ARRAY_SIZE(omap3xxx_mcbsp4_slaves), - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430), }; /* mcbsp5 */ @@ -2437,7 +2412,6 @@ static struct omap_hwmod omap3xxx_mcbsp5_hwmod = { }, .slaves = omap3xxx_mcbsp5_slaves, .slaves_cnt = ARRAY_SIZE(omap3xxx_mcbsp5_slaves), - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430), }; /* 'mcbsp sidetone' class */ @@ -2498,7 +2472,6 @@ static struct omap_hwmod omap3xxx_mcbsp2_sidetone_hwmod = { }, .slaves = omap3xxx_mcbsp2_sidetone_slaves, .slaves_cnt = ARRAY_SIZE(omap3xxx_mcbsp2_sidetone_slaves), - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430), }; /* mcbsp3_sidetone */ @@ -2547,7 +2520,6 @@ static struct omap_hwmod omap3xxx_mcbsp3_sidetone_hwmod = { }, .slaves = omap3xxx_mcbsp3_sidetone_slaves, .slaves_cnt = ARRAY_SIZE(omap3xxx_mcbsp3_sidetone_slaves), - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430), }; @@ -2597,7 +2569,7 @@ static struct omap_hwmod omap34xx_sr1_hwmod = { .name = "sr1_hwmod", .class = &omap34xx_smartreflex_hwmod_class, .main_clk = "sr1_fck", - .vdd_name = "mpu", + .vdd_name = "mpu_iva", .prcm = { .omap2 = { .prcm_reg_id = 1, @@ -2609,9 +2581,6 @@ static struct omap_hwmod omap34xx_sr1_hwmod = { }, .slaves = omap3_sr1_slaves, .slaves_cnt = ARRAY_SIZE(omap3_sr1_slaves), - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430ES2 | - CHIP_IS_OMAP3430ES3_0 | - CHIP_IS_OMAP3430ES3_1), .flags = HWMOD_SET_DEFAULT_CLOCKACT, }; @@ -2619,7 +2588,7 @@ static struct omap_hwmod omap36xx_sr1_hwmod = { .name = "sr1_hwmod", .class = &omap36xx_smartreflex_hwmod_class, .main_clk = "sr1_fck", - .vdd_name = "mpu", + .vdd_name = "mpu_iva", .prcm = { .omap2 = { .prcm_reg_id = 1, @@ -2631,7 +2600,6 @@ static struct omap_hwmod omap36xx_sr1_hwmod = { }, .slaves = omap3_sr1_slaves, .slaves_cnt = ARRAY_SIZE(omap3_sr1_slaves), - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3630ES1), }; /* SR2 */ @@ -2655,9 +2623,6 @@ static struct omap_hwmod omap34xx_sr2_hwmod = { }, .slaves = omap3_sr2_slaves, .slaves_cnt = ARRAY_SIZE(omap3_sr2_slaves), - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430ES2 | - CHIP_IS_OMAP3430ES3_0 | - CHIP_IS_OMAP3430ES3_1), .flags = HWMOD_SET_DEFAULT_CLOCKACT, }; @@ -2677,7 +2642,6 @@ static struct omap_hwmod omap36xx_sr2_hwmod = { }, .slaves = omap3_sr2_slaves, .slaves_cnt = ARRAY_SIZE(omap3_sr2_slaves), - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3630ES1), }; /* @@ -2745,7 +2709,6 @@ static struct omap_hwmod omap3xxx_mailbox_hwmod = { }, .slaves = omap3xxx_mailbox_slaves, .slaves_cnt = ARRAY_SIZE(omap3xxx_mailbox_slaves), - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430), }; /* l4 core -> mcspi1 interface */ @@ -2843,7 +2806,6 @@ static struct omap_hwmod omap34xx_mcspi1 = { .slaves_cnt = ARRAY_SIZE(omap34xx_mcspi1_slaves), .class = &omap34xx_mcspi_class, .dev_attr = &omap_mcspi1_dev_attr, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430), }; /* mcspi2 */ @@ -2873,7 +2835,6 @@ static struct omap_hwmod omap34xx_mcspi2 = { .slaves_cnt = ARRAY_SIZE(omap34xx_mcspi2_slaves), .class = &omap34xx_mcspi_class, .dev_attr = &omap_mcspi2_dev_attr, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430), }; /* mcspi3 */ @@ -2916,7 +2877,6 @@ static struct omap_hwmod omap34xx_mcspi3 = { .slaves_cnt = ARRAY_SIZE(omap34xx_mcspi3_slaves), .class = &omap34xx_mcspi_class, .dev_attr = &omap_mcspi3_dev_attr, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430), }; /* SPI4 */ @@ -2957,7 +2917,6 @@ static struct omap_hwmod omap34xx_mcspi4 = { .slaves_cnt = ARRAY_SIZE(omap34xx_mcspi4_slaves), .class = &omap34xx_mcspi_class, .dev_attr = &omap_mcspi4_dev_attr, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430), }; /* @@ -3014,7 +2973,6 @@ static struct omap_hwmod omap3xxx_usbhsotg_hwmod = { */ .flags = HWMOD_NO_OCP_AUTOIDLE | HWMOD_SWSUP_SIDLE | HWMOD_SWSUP_MSTANDBY, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430) }; /* usb_otg_hs */ @@ -3042,7 +3000,6 @@ static struct omap_hwmod am35xx_usbhsotg_hwmod = { .slaves = am35xx_usbhsotg_slaves, .slaves_cnt = ARRAY_SIZE(am35xx_usbhsotg_slaves), .class = &am35xx_usbotg_class, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430ES3_1) }; /* MMC/SD/SDIO common */ @@ -3108,7 +3065,6 @@ static struct omap_hwmod omap3xxx_mmc1_hwmod = { .slaves = omap3xxx_mmc1_slaves, .slaves_cnt = ARRAY_SIZE(omap3xxx_mmc1_slaves), .class = &omap34xx_mmc_class, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430), }; /* MMC/SD/SDIO2 */ @@ -3151,7 +3107,6 @@ static struct omap_hwmod omap3xxx_mmc2_hwmod = { .slaves = omap3xxx_mmc2_slaves, .slaves_cnt = ARRAY_SIZE(omap3xxx_mmc2_slaves), .class = &omap34xx_mmc_class, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430), }; /* MMC/SD/SDIO3 */ @@ -3193,7 +3148,6 @@ static struct omap_hwmod omap3xxx_mmc3_hwmod = { .slaves = omap3xxx_mmc3_slaves, .slaves_cnt = ARRAY_SIZE(omap3xxx_mmc3_slaves), .class = &omap34xx_mmc_class, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430), }; static __initdata struct omap_hwmod *omap3xxx_hwmods[] = { @@ -3224,10 +3178,7 @@ static __initdata struct omap_hwmod *omap3xxx_hwmods[] = { &omap3xxx_uart1_hwmod, &omap3xxx_uart2_hwmod, &omap3xxx_uart3_hwmod, - &omap3xxx_uart4_hwmod, /* dss class */ - &omap3430es1_dss_core_hwmod, - &omap3xxx_dss_core_hwmod, &omap3xxx_dss_dispc_hwmod, &omap3xxx_dss_dsi1_hwmod, &omap3xxx_dss_rfbi_hwmod, @@ -3239,9 +3190,6 @@ static __initdata struct omap_hwmod *omap3xxx_hwmods[] = { &omap3xxx_i2c3_hwmod, &omap34xx_sr1_hwmod, &omap34xx_sr2_hwmod, - &omap36xx_sr1_hwmod, - &omap36xx_sr2_hwmod, - /* gpio class */ &omap3xxx_gpio1_hwmod, @@ -3272,16 +3220,96 @@ static __initdata struct omap_hwmod *omap3xxx_hwmods[] = { &omap34xx_mcspi3, &omap34xx_mcspi4, - /* usbotg class */ + NULL, +}; + +/* 3430ES1-only hwmods */ +static __initdata struct omap_hwmod *omap3430es1_hwmods[] = { + &omap3430es1_dss_core_hwmod, + NULL +}; + +/* 3430ES2+-only hwmods */ +static __initdata struct omap_hwmod *omap3430es2plus_hwmods[] = { + &omap3xxx_dss_core_hwmod, &omap3xxx_usbhsotg_hwmod, + NULL +}; - /* usbotg for am35x */ - &am35xx_usbhsotg_hwmod, +/* 34xx-only hwmods (all ES revisions) */ +static __initdata struct omap_hwmod *omap34xx_hwmods[] = { + &omap34xx_sr1_hwmod, + &omap34xx_sr2_hwmod, + NULL +}; - NULL, +/* 36xx-only hwmods (all ES revisions) */ +static __initdata struct omap_hwmod *omap36xx_hwmods[] = { + &omap3xxx_uart4_hwmod, + &omap3xxx_dss_core_hwmod, + &omap36xx_sr1_hwmod, + &omap36xx_sr2_hwmod, + &omap3xxx_usbhsotg_hwmod, + NULL +}; + +static __initdata struct omap_hwmod *am35xx_hwmods[] = { + &omap3xxx_dss_core_hwmod, /* XXX ??? */ + &am35xx_usbhsotg_hwmod, + NULL }; int __init omap3xxx_hwmod_init(void) { - return omap_hwmod_register(omap3xxx_hwmods); + int r; + struct omap_hwmod **h = NULL; + unsigned int rev; + + /* Register hwmods common to all OMAP3 */ + r = omap_hwmod_register(omap3xxx_hwmods); + if (!r) + return r; + + rev = omap_rev(); + + /* + * Register hwmods common to individual OMAP3 families, all + * silicon revisions (e.g., 34xx, or AM3505/3517, or 36xx) + * All possible revisions should be included in this conditional. + */ + if (rev == OMAP3430_REV_ES1_0 || rev == OMAP3430_REV_ES2_0 || + rev == OMAP3430_REV_ES2_1 || rev == OMAP3430_REV_ES3_0 || + rev == OMAP3430_REV_ES3_1 || rev == OMAP3430_REV_ES3_1_2) { + h = omap34xx_hwmods; + } else if (rev == OMAP3517_REV_ES1_0 || rev == OMAP3517_REV_ES1_1) { + h = am35xx_hwmods; + } else if (rev == OMAP3630_REV_ES1_0 || rev == OMAP3630_REV_ES1_1 || + rev == OMAP3630_REV_ES1_2) { + h = omap36xx_hwmods; + } else { + WARN(1, "OMAP3 hwmod family init: unknown chip type\n"); + return -EINVAL; + }; + + r = omap_hwmod_register(h); + if (!r) + return r; + + /* + * Register hwmods specific to certain ES levels of a + * particular family of silicon (e.g., 34xx ES1.0) + */ + h = NULL; + if (rev == OMAP3430_REV_ES1_0) { + h = omap3430es1_hwmods; + } else if (rev == OMAP3430_REV_ES2_0 || rev == OMAP3430_REV_ES2_1 || + rev == OMAP3430_REV_ES3_0 || rev == OMAP3430_REV_ES3_1 || + rev == OMAP3430_REV_ES3_1_2) { + h = omap3430es2plus_hwmods; + }; + + if (h) + r = omap_hwmod_register(h); + + return r; } diff --git a/arch/arm/mach-omap2/omap_hwmod_44xx_data.c b/arch/arm/mach-omap2/omap_hwmod_44xx_data.c index 6201422c0606..393afac9caf6 100644 --- a/arch/arm/mach-omap2/omap_hwmod_44xx_data.c +++ b/arch/arm/mach-omap2/omap_hwmod_44xx_data.c @@ -29,6 +29,7 @@ #include <plat/mcbsp.h> #include <plat/mmc.h> #include <plat/i2c.h> +#include <plat/dmtimer.h> #include "omap_hwmod_common_data.h" @@ -133,7 +134,6 @@ static struct omap_hwmod omap44xx_dmm_hwmod = { .slaves = omap44xx_dmm_slaves, .slaves_cnt = ARRAY_SIZE(omap44xx_dmm_slaves), .mpu_irqs = omap44xx_dmm_irqs, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430), }; /* @@ -189,7 +189,6 @@ static struct omap_hwmod omap44xx_emif_fw_hwmod = { }, .slaves = omap44xx_emif_fw_slaves, .slaves_cnt = ARRAY_SIZE(omap44xx_emif_fw_slaves), - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430), }; /* @@ -236,7 +235,6 @@ static struct omap_hwmod omap44xx_l3_instr_hwmod = { }, .slaves = omap44xx_l3_instr_slaves, .slaves_cnt = ARRAY_SIZE(omap44xx_l3_instr_slaves), - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430), }; /* l3_main_1 */ @@ -336,7 +334,6 @@ static struct omap_hwmod omap44xx_l3_main_1_hwmod = { }, .slaves = omap44xx_l3_main_1_slaves, .slaves_cnt = ARRAY_SIZE(omap44xx_l3_main_1_slaves), - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430), }; /* l3_main_2 */ @@ -438,7 +435,6 @@ static struct omap_hwmod omap44xx_l3_main_2_hwmod = { }, .slaves = omap44xx_l3_main_2_slaves, .slaves_cnt = ARRAY_SIZE(omap44xx_l3_main_2_slaves), - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430), }; /* l3_main_3 */ @@ -496,7 +492,6 @@ static struct omap_hwmod omap44xx_l3_main_3_hwmod = { }, .slaves = omap44xx_l3_main_3_slaves, .slaves_cnt = ARRAY_SIZE(omap44xx_l3_main_3_slaves), - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430), }; /* @@ -559,7 +554,6 @@ static struct omap_hwmod omap44xx_l4_abe_hwmod = { }, .slaves = omap44xx_l4_abe_slaves, .slaves_cnt = ARRAY_SIZE(omap44xx_l4_abe_slaves), - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430), }; /* l4_cfg */ @@ -588,7 +582,6 @@ static struct omap_hwmod omap44xx_l4_cfg_hwmod = { }, .slaves = omap44xx_l4_cfg_slaves, .slaves_cnt = ARRAY_SIZE(omap44xx_l4_cfg_slaves), - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430), }; /* l4_per */ @@ -617,7 +610,6 @@ static struct omap_hwmod omap44xx_l4_per_hwmod = { }, .slaves = omap44xx_l4_per_slaves, .slaves_cnt = ARRAY_SIZE(omap44xx_l4_per_slaves), - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430), }; /* l4_wkup */ @@ -646,7 +638,6 @@ static struct omap_hwmod omap44xx_l4_wkup_hwmod = { }, .slaves = omap44xx_l4_wkup_slaves, .slaves_cnt = ARRAY_SIZE(omap44xx_l4_wkup_slaves), - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430), }; /* @@ -677,7 +668,6 @@ static struct omap_hwmod omap44xx_mpu_private_hwmod = { .clkdm_name = "mpuss_clkdm", .slaves = omap44xx_mpu_private_slaves, .slaves_cnt = ARRAY_SIZE(omap44xx_mpu_private_slaves), - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430), }; /* @@ -828,7 +818,6 @@ static struct omap_hwmod omap44xx_aess_hwmod = { .slaves_cnt = ARRAY_SIZE(omap44xx_aess_slaves), .masters = omap44xx_aess_masters, .masters_cnt = ARRAY_SIZE(omap44xx_aess_masters), - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430), }; /* @@ -856,7 +845,6 @@ static struct omap_hwmod omap44xx_bandgap_hwmod = { }, .opt_clks = bandgap_opt_clks, .opt_clks_cnt = ARRAY_SIZE(bandgap_opt_clks), - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430), }; /* @@ -917,7 +905,6 @@ static struct omap_hwmod omap44xx_counter_32k_hwmod = { }, .slaves = omap44xx_counter_32k_slaves, .slaves_cnt = ARRAY_SIZE(omap44xx_counter_32k_slaves), - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430), }; /* @@ -1005,7 +992,6 @@ static struct omap_hwmod omap44xx_dma_system_hwmod = { .slaves_cnt = ARRAY_SIZE(omap44xx_dma_system_slaves), .masters = omap44xx_dma_system_masters, .masters_cnt = ARRAY_SIZE(omap44xx_dma_system_masters), - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430), }; /* @@ -1098,7 +1084,6 @@ static struct omap_hwmod omap44xx_dmic_hwmod = { }, .slaves = omap44xx_dmic_slaves, .slaves_cnt = ARRAY_SIZE(omap44xx_dmic_slaves), - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430), }; /* @@ -1164,7 +1149,6 @@ static struct omap_hwmod omap44xx_dsp_c0_hwmod = { .rstctrl_offs = OMAP4_RM_TESLA_RSTCTRL_OFFSET, }, }, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430), }; static struct omap_hwmod omap44xx_dsp_hwmod = { @@ -1187,7 +1171,6 @@ static struct omap_hwmod omap44xx_dsp_hwmod = { .slaves_cnt = ARRAY_SIZE(omap44xx_dsp_slaves), .masters = omap44xx_dsp_masters, .masters_cnt = ARRAY_SIZE(omap44xx_dsp_masters), - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430), }; /* @@ -1278,7 +1261,6 @@ static struct omap_hwmod omap44xx_dss_hwmod = { .slaves_cnt = ARRAY_SIZE(omap44xx_dss_slaves), .masters = omap44xx_dss_masters, .masters_cnt = ARRAY_SIZE(omap44xx_dss_masters), - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430), }; /* @@ -1381,7 +1363,6 @@ static struct omap_hwmod omap44xx_dss_dispc_hwmod = { .opt_clks_cnt = ARRAY_SIZE(dss_dispc_opt_clks), .slaves = omap44xx_dss_dispc_slaves, .slaves_cnt = ARRAY_SIZE(omap44xx_dss_dispc_slaves), - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430), }; /* @@ -1480,7 +1461,6 @@ static struct omap_hwmod omap44xx_dss_dsi1_hwmod = { .opt_clks_cnt = ARRAY_SIZE(dss_dsi1_opt_clks), .slaves = omap44xx_dss_dsi1_slaves, .slaves_cnt = ARRAY_SIZE(omap44xx_dss_dsi1_slaves), - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430), }; /* dss_dsi2 */ @@ -1558,7 +1538,6 @@ static struct omap_hwmod omap44xx_dss_dsi2_hwmod = { .opt_clks_cnt = ARRAY_SIZE(dss_dsi2_opt_clks), .slaves = omap44xx_dss_dsi2_slaves, .slaves_cnt = ARRAY_SIZE(omap44xx_dss_dsi2_slaves), - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430), }; /* @@ -1656,7 +1635,6 @@ static struct omap_hwmod omap44xx_dss_hdmi_hwmod = { .opt_clks_cnt = ARRAY_SIZE(dss_hdmi_opt_clks), .slaves = omap44xx_dss_hdmi_slaves, .slaves_cnt = ARRAY_SIZE(omap44xx_dss_hdmi_slaves), - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430), }; /* @@ -1748,7 +1726,6 @@ static struct omap_hwmod omap44xx_dss_rfbi_hwmod = { .opt_clks_cnt = ARRAY_SIZE(dss_rfbi_opt_clks), .slaves = omap44xx_dss_rfbi_slaves, .slaves_cnt = ARRAY_SIZE(omap44xx_dss_rfbi_slaves), - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430), }; /* @@ -1817,7 +1794,6 @@ static struct omap_hwmod omap44xx_dss_venc_hwmod = { }, .slaves = omap44xx_dss_venc_slaves, .slaves_cnt = ARRAY_SIZE(omap44xx_dss_venc_slaves), - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430), }; /* @@ -1901,7 +1877,6 @@ static struct omap_hwmod omap44xx_gpio1_hwmod = { .dev_attr = &gpio_dev_attr, .slaves = omap44xx_gpio1_slaves, .slaves_cnt = ARRAY_SIZE(omap44xx_gpio1_slaves), - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430), }; /* gpio2 */ @@ -1957,7 +1932,6 @@ static struct omap_hwmod omap44xx_gpio2_hwmod = { .dev_attr = &gpio_dev_attr, .slaves = omap44xx_gpio2_slaves, .slaves_cnt = ARRAY_SIZE(omap44xx_gpio2_slaves), - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430), }; /* gpio3 */ @@ -2013,7 +1987,6 @@ static struct omap_hwmod omap44xx_gpio3_hwmod = { .dev_attr = &gpio_dev_attr, .slaves = omap44xx_gpio3_slaves, .slaves_cnt = ARRAY_SIZE(omap44xx_gpio3_slaves), - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430), }; /* gpio4 */ @@ -2069,7 +2042,6 @@ static struct omap_hwmod omap44xx_gpio4_hwmod = { .dev_attr = &gpio_dev_attr, .slaves = omap44xx_gpio4_slaves, .slaves_cnt = ARRAY_SIZE(omap44xx_gpio4_slaves), - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430), }; /* gpio5 */ @@ -2125,7 +2097,6 @@ static struct omap_hwmod omap44xx_gpio5_hwmod = { .dev_attr = &gpio_dev_attr, .slaves = omap44xx_gpio5_slaves, .slaves_cnt = ARRAY_SIZE(omap44xx_gpio5_slaves), - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430), }; /* gpio6 */ @@ -2181,7 +2152,6 @@ static struct omap_hwmod omap44xx_gpio6_hwmod = { .dev_attr = &gpio_dev_attr, .slaves = omap44xx_gpio6_slaves, .slaves_cnt = ARRAY_SIZE(omap44xx_gpio6_slaves), - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430), }; /* @@ -2261,7 +2231,6 @@ static struct omap_hwmod omap44xx_hsi_hwmod = { .slaves_cnt = ARRAY_SIZE(omap44xx_hsi_slaves), .masters = omap44xx_hsi_masters, .masters_cnt = ARRAY_SIZE(omap44xx_hsi_masters), - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430), }; /* @@ -2345,7 +2314,6 @@ static struct omap_hwmod omap44xx_i2c1_hwmod = { .slaves = omap44xx_i2c1_slaves, .slaves_cnt = ARRAY_SIZE(omap44xx_i2c1_slaves), .dev_attr = &i2c_dev_attr, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430), }; /* i2c2 */ @@ -2402,7 +2370,6 @@ static struct omap_hwmod omap44xx_i2c2_hwmod = { .slaves = omap44xx_i2c2_slaves, .slaves_cnt = ARRAY_SIZE(omap44xx_i2c2_slaves), .dev_attr = &i2c_dev_attr, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430), }; /* i2c3 */ @@ -2459,7 +2426,6 @@ static struct omap_hwmod omap44xx_i2c3_hwmod = { .slaves = omap44xx_i2c3_slaves, .slaves_cnt = ARRAY_SIZE(omap44xx_i2c3_slaves), .dev_attr = &i2c_dev_attr, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430), }; /* i2c4 */ @@ -2516,7 +2482,6 @@ static struct omap_hwmod omap44xx_i2c4_hwmod = { .slaves = omap44xx_i2c4_slaves, .slaves_cnt = ARRAY_SIZE(omap44xx_i2c4_slaves), .dev_attr = &i2c_dev_attr, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430), }; /* @@ -2577,7 +2542,6 @@ static struct omap_hwmod omap44xx_ipu_c0_hwmod = { .rstctrl_offs = OMAP4_RM_DUCATI_RSTCTRL_OFFSET, }, }, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430), }; /* Pseudo hwmod for reset control purpose only */ @@ -2593,7 +2557,6 @@ static struct omap_hwmod omap44xx_ipu_c1_hwmod = { .rstctrl_offs = OMAP4_RM_DUCATI_RSTCTRL_OFFSET, }, }, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430), }; static struct omap_hwmod omap44xx_ipu_hwmod = { @@ -2616,7 +2579,6 @@ static struct omap_hwmod omap44xx_ipu_hwmod = { .slaves_cnt = ARRAY_SIZE(omap44xx_ipu_slaves), .masters = omap44xx_ipu_masters, .masters_cnt = ARRAY_SIZE(omap44xx_ipu_masters), - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430), }; /* @@ -2706,7 +2668,6 @@ static struct omap_hwmod omap44xx_iss_hwmod = { .slaves_cnt = ARRAY_SIZE(omap44xx_iss_slaves), .masters = omap44xx_iss_masters, .masters_cnt = ARRAY_SIZE(omap44xx_iss_masters), - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430), }; /* @@ -2781,7 +2742,6 @@ static struct omap_hwmod omap44xx_iva_seq0_hwmod = { .rstctrl_offs = OMAP4_RM_IVAHD_RSTCTRL_OFFSET, }, }, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430), }; /* Pseudo hwmod for reset control purpose only */ @@ -2797,7 +2757,6 @@ static struct omap_hwmod omap44xx_iva_seq1_hwmod = { .rstctrl_offs = OMAP4_RM_IVAHD_RSTCTRL_OFFSET, }, }, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430), }; static struct omap_hwmod omap44xx_iva_hwmod = { @@ -2820,7 +2779,6 @@ static struct omap_hwmod omap44xx_iva_hwmod = { .slaves_cnt = ARRAY_SIZE(omap44xx_iva_slaves), .masters = omap44xx_iva_masters, .masters_cnt = ARRAY_SIZE(omap44xx_iva_masters), - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430), }; /* @@ -2890,7 +2848,6 @@ static struct omap_hwmod omap44xx_kbd_hwmod = { }, .slaves = omap44xx_kbd_slaves, .slaves_cnt = ARRAY_SIZE(omap44xx_kbd_slaves), - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430), }; /* @@ -2956,7 +2913,6 @@ static struct omap_hwmod omap44xx_mailbox_hwmod = { }, .slaves = omap44xx_mailbox_slaves, .slaves_cnt = ARRAY_SIZE(omap44xx_mailbox_slaves), - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430), }; /* @@ -3051,7 +3007,6 @@ static struct omap_hwmod omap44xx_mcbsp1_hwmod = { }, .slaves = omap44xx_mcbsp1_slaves, .slaves_cnt = ARRAY_SIZE(omap44xx_mcbsp1_slaves), - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430), }; /* mcbsp2 */ @@ -3127,7 +3082,6 @@ static struct omap_hwmod omap44xx_mcbsp2_hwmod = { }, .slaves = omap44xx_mcbsp2_slaves, .slaves_cnt = ARRAY_SIZE(omap44xx_mcbsp2_slaves), - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430), }; /* mcbsp3 */ @@ -3203,7 +3157,6 @@ static struct omap_hwmod omap44xx_mcbsp3_hwmod = { }, .slaves = omap44xx_mcbsp3_slaves, .slaves_cnt = ARRAY_SIZE(omap44xx_mcbsp3_slaves), - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430), }; /* mcbsp4 */ @@ -3258,7 +3211,6 @@ static struct omap_hwmod omap44xx_mcbsp4_hwmod = { }, .slaves = omap44xx_mcbsp4_slaves, .slaves_cnt = ARRAY_SIZE(omap44xx_mcbsp4_slaves), - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430), }; /* @@ -3353,7 +3305,6 @@ static struct omap_hwmod omap44xx_mcpdm_hwmod = { }, .slaves = omap44xx_mcpdm_slaves, .slaves_cnt = ARRAY_SIZE(omap44xx_mcpdm_slaves), - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430), }; /* @@ -3442,7 +3393,6 @@ static struct omap_hwmod omap44xx_mcspi1_hwmod = { .dev_attr = &mcspi1_dev_attr, .slaves = omap44xx_mcspi1_slaves, .slaves_cnt = ARRAY_SIZE(omap44xx_mcspi1_slaves), - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430), }; /* mcspi2 */ @@ -3505,7 +3455,6 @@ static struct omap_hwmod omap44xx_mcspi2_hwmod = { .dev_attr = &mcspi2_dev_attr, .slaves = omap44xx_mcspi2_slaves, .slaves_cnt = ARRAY_SIZE(omap44xx_mcspi2_slaves), - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430), }; /* mcspi3 */ @@ -3568,7 +3517,6 @@ static struct omap_hwmod omap44xx_mcspi3_hwmod = { .dev_attr = &mcspi3_dev_attr, .slaves = omap44xx_mcspi3_slaves, .slaves_cnt = ARRAY_SIZE(omap44xx_mcspi3_slaves), - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430), }; /* mcspi4 */ @@ -3629,7 +3577,6 @@ static struct omap_hwmod omap44xx_mcspi4_hwmod = { .dev_attr = &mcspi4_dev_attr, .slaves = omap44xx_mcspi4_slaves, .slaves_cnt = ARRAY_SIZE(omap44xx_mcspi4_slaves), - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430), }; /* @@ -3718,7 +3665,6 @@ static struct omap_hwmod omap44xx_mmc1_hwmod = { .slaves_cnt = ARRAY_SIZE(omap44xx_mmc1_slaves), .masters = omap44xx_mmc1_masters, .masters_cnt = ARRAY_SIZE(omap44xx_mmc1_masters), - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430), }; /* mmc2 */ @@ -3779,7 +3725,6 @@ static struct omap_hwmod omap44xx_mmc2_hwmod = { .slaves_cnt = ARRAY_SIZE(omap44xx_mmc2_slaves), .masters = omap44xx_mmc2_masters, .masters_cnt = ARRAY_SIZE(omap44xx_mmc2_masters), - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430), }; /* mmc3 */ @@ -3834,7 +3779,6 @@ static struct omap_hwmod omap44xx_mmc3_hwmod = { }, .slaves = omap44xx_mmc3_slaves, .slaves_cnt = ARRAY_SIZE(omap44xx_mmc3_slaves), - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430), }; /* mmc4 */ @@ -3890,7 +3834,6 @@ static struct omap_hwmod omap44xx_mmc4_hwmod = { }, .slaves = omap44xx_mmc4_slaves, .slaves_cnt = ARRAY_SIZE(omap44xx_mmc4_slaves), - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430), }; /* mmc5 */ @@ -3945,7 +3888,6 @@ static struct omap_hwmod omap44xx_mmc5_hwmod = { }, .slaves = omap44xx_mmc5_slaves, .slaves_cnt = ARRAY_SIZE(omap44xx_mmc5_slaves), - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430), }; /* @@ -3987,7 +3929,6 @@ static struct omap_hwmod omap44xx_mpu_hwmod = { }, .masters = omap44xx_mpu_masters, .masters_cnt = ARRAY_SIZE(omap44xx_mpu_masters), - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430), }; /* @@ -4063,7 +4004,6 @@ static struct omap_hwmod omap44xx_smartreflex_core_hwmod = { }, .slaves = omap44xx_smartreflex_core_slaves, .slaves_cnt = ARRAY_SIZE(omap44xx_smartreflex_core_slaves), - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430), }; /* smartreflex_iva */ @@ -4112,7 +4052,6 @@ static struct omap_hwmod omap44xx_smartreflex_iva_hwmod = { }, .slaves = omap44xx_smartreflex_iva_slaves, .slaves_cnt = ARRAY_SIZE(omap44xx_smartreflex_iva_slaves), - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430), }; /* smartreflex_mpu */ @@ -4161,7 +4100,6 @@ static struct omap_hwmod omap44xx_smartreflex_mpu_hwmod = { }, .slaves = omap44xx_smartreflex_mpu_slaves, .slaves_cnt = ARRAY_SIZE(omap44xx_smartreflex_mpu_slaves), - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430), }; /* @@ -4224,7 +4162,6 @@ static struct omap_hwmod omap44xx_spinlock_hwmod = { }, .slaves = omap44xx_spinlock_slaves, .slaves_cnt = ARRAY_SIZE(omap44xx_spinlock_slaves), - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430), }; /* @@ -4265,6 +4202,16 @@ static struct omap_hwmod_class omap44xx_timer_hwmod_class = { .sysc = &omap44xx_timer_sysc, }; +/* always-on timers dev attribute */ +static struct omap_timer_capability_dev_attr capability_alwon_dev_attr = { + .timer_capability = OMAP_TIMER_ALWON, +}; + +/* pwm timers dev attribute */ +static struct omap_timer_capability_dev_attr capability_pwm_dev_attr = { + .timer_capability = OMAP_TIMER_HAS_PWM, +}; + /* timer1 */ static struct omap_hwmod omap44xx_timer1_hwmod; static struct omap_hwmod_irq_info omap44xx_timer1_irqs[] = { @@ -4308,9 +4255,9 @@ static struct omap_hwmod omap44xx_timer1_hwmod = { .modulemode = MODULEMODE_SWCTRL, }, }, + .dev_attr = &capability_alwon_dev_attr, .slaves = omap44xx_timer1_slaves, .slaves_cnt = ARRAY_SIZE(omap44xx_timer1_slaves), - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430), }; /* timer2 */ @@ -4356,9 +4303,9 @@ static struct omap_hwmod omap44xx_timer2_hwmod = { .modulemode = MODULEMODE_SWCTRL, }, }, + .dev_attr = &capability_alwon_dev_attr, .slaves = omap44xx_timer2_slaves, .slaves_cnt = ARRAY_SIZE(omap44xx_timer2_slaves), - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430), }; /* timer3 */ @@ -4404,9 +4351,9 @@ static struct omap_hwmod omap44xx_timer3_hwmod = { .modulemode = MODULEMODE_SWCTRL, }, }, + .dev_attr = &capability_alwon_dev_attr, .slaves = omap44xx_timer3_slaves, .slaves_cnt = ARRAY_SIZE(omap44xx_timer3_slaves), - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430), }; /* timer4 */ @@ -4452,9 +4399,9 @@ static struct omap_hwmod omap44xx_timer4_hwmod = { .modulemode = MODULEMODE_SWCTRL, }, }, + .dev_attr = &capability_alwon_dev_attr, .slaves = omap44xx_timer4_slaves, .slaves_cnt = ARRAY_SIZE(omap44xx_timer4_slaves), - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430), }; /* timer5 */ @@ -4519,9 +4466,9 @@ static struct omap_hwmod omap44xx_timer5_hwmod = { .modulemode = MODULEMODE_SWCTRL, }, }, + .dev_attr = &capability_alwon_dev_attr, .slaves = omap44xx_timer5_slaves, .slaves_cnt = ARRAY_SIZE(omap44xx_timer5_slaves), - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430), }; /* timer6 */ @@ -4587,9 +4534,9 @@ static struct omap_hwmod omap44xx_timer6_hwmod = { .modulemode = MODULEMODE_SWCTRL, }, }, + .dev_attr = &capability_alwon_dev_attr, .slaves = omap44xx_timer6_slaves, .slaves_cnt = ARRAY_SIZE(omap44xx_timer6_slaves), - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430), }; /* timer7 */ @@ -4654,9 +4601,9 @@ static struct omap_hwmod omap44xx_timer7_hwmod = { .modulemode = MODULEMODE_SWCTRL, }, }, + .dev_attr = &capability_alwon_dev_attr, .slaves = omap44xx_timer7_slaves, .slaves_cnt = ARRAY_SIZE(omap44xx_timer7_slaves), - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430), }; /* timer8 */ @@ -4721,9 +4668,9 @@ static struct omap_hwmod omap44xx_timer8_hwmod = { .modulemode = MODULEMODE_SWCTRL, }, }, + .dev_attr = &capability_pwm_dev_attr, .slaves = omap44xx_timer8_slaves, .slaves_cnt = ARRAY_SIZE(omap44xx_timer8_slaves), - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430), }; /* timer9 */ @@ -4769,9 +4716,9 @@ static struct omap_hwmod omap44xx_timer9_hwmod = { .modulemode = MODULEMODE_SWCTRL, }, }, + .dev_attr = &capability_pwm_dev_attr, .slaves = omap44xx_timer9_slaves, .slaves_cnt = ARRAY_SIZE(omap44xx_timer9_slaves), - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430), }; /* timer10 */ @@ -4817,9 +4764,9 @@ static struct omap_hwmod omap44xx_timer10_hwmod = { .modulemode = MODULEMODE_SWCTRL, }, }, + .dev_attr = &capability_pwm_dev_attr, .slaves = omap44xx_timer10_slaves, .slaves_cnt = ARRAY_SIZE(omap44xx_timer10_slaves), - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430), }; /* timer11 */ @@ -4865,9 +4812,9 @@ static struct omap_hwmod omap44xx_timer11_hwmod = { .modulemode = MODULEMODE_SWCTRL, }, }, + .dev_attr = &capability_pwm_dev_attr, .slaves = omap44xx_timer11_slaves, .slaves_cnt = ARRAY_SIZE(omap44xx_timer11_slaves), - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430), }; /* @@ -4944,7 +4891,6 @@ static struct omap_hwmod omap44xx_uart1_hwmod = { }, .slaves = omap44xx_uart1_slaves, .slaves_cnt = ARRAY_SIZE(omap44xx_uart1_slaves), - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430), }; /* uart2 */ @@ -4999,7 +4945,6 @@ static struct omap_hwmod omap44xx_uart2_hwmod = { }, .slaves = omap44xx_uart2_slaves, .slaves_cnt = ARRAY_SIZE(omap44xx_uart2_slaves), - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430), }; /* uart3 */ @@ -5055,7 +5000,6 @@ static struct omap_hwmod omap44xx_uart3_hwmod = { }, .slaves = omap44xx_uart3_slaves, .slaves_cnt = ARRAY_SIZE(omap44xx_uart3_slaves), - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430), }; /* uart4 */ @@ -5110,7 +5054,6 @@ static struct omap_hwmod omap44xx_uart4_hwmod = { }, .slaves = omap44xx_uart4_slaves, .slaves_cnt = ARRAY_SIZE(omap44xx_uart4_slaves), - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430), }; /* @@ -5195,7 +5138,6 @@ static struct omap_hwmod omap44xx_usb_otg_hs_hwmod = { .slaves_cnt = ARRAY_SIZE(omap44xx_usb_otg_hs_slaves), .masters = omap44xx_usb_otg_hs_masters, .masters_cnt = ARRAY_SIZE(omap44xx_usb_otg_hs_masters), - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430), }; /* @@ -5266,7 +5208,6 @@ static struct omap_hwmod omap44xx_wd_timer2_hwmod = { }, .slaves = omap44xx_wd_timer2_slaves, .slaves_cnt = ARRAY_SIZE(omap44xx_wd_timer2_slaves), - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430), }; /* wd_timer3 */ @@ -5333,7 +5274,6 @@ static struct omap_hwmod omap44xx_wd_timer3_hwmod = { }, .slaves = omap44xx_wd_timer3_slaves, .slaves_cnt = ARRAY_SIZE(omap44xx_wd_timer3_slaves), - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430), }; static __initdata struct omap_hwmod *omap44xx_hwmods[] = { diff --git a/arch/arm/mach-omap2/omap_l3_noc.c b/arch/arm/mach-omap2/omap_l3_noc.c index 7b9f1909ddb2..c8b1bef92e5a 100644 --- a/arch/arm/mach-omap2/omap_l3_noc.c +++ b/arch/arm/mach-omap2/omap_l3_noc.c @@ -1,25 +1,25 @@ /* - * OMAP4XXX L3 Interconnect error handling driver - * - * Copyright (C) 2011 Texas Corporation - * Santosh Shilimkar <santosh.shilimkar@ti.com> - * Sricharan <r.sricharan@ti.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 - * USA - */ + * OMAP4XXX L3 Interconnect error handling driver + * + * Copyright (C) 2011 Texas Corporation + * Santosh Shilimkar <santosh.shilimkar@ti.com> + * Sricharan <r.sricharan@ti.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 + * USA + */ #include <linux/init.h> #include <linux/io.h> #include <linux/platform_device.h> @@ -55,12 +55,12 @@ static irqreturn_t l3_interrupt_handler(int irq, void *_l3) { - struct omap4_l3 *l3 = _l3; - int inttype, i, j; + struct omap4_l3 *l3 = _l3; + int inttype, i, k; int err_src = 0; - u32 std_err_main_addr, std_err_main, err_reg; - u32 base, slave_addr, clear; - char *source_name; + u32 std_err_main, err_reg, clear, masterid; + void __iomem *base, *l3_targ_base; + char *target_name, *master_name = "UN IDENTIFIED"; /* Get the Type of interrupt */ inttype = irq == l3->app_irq ? L3_APPLICATION_ERROR : L3_DEBUG_ERROR; @@ -70,43 +70,50 @@ static irqreturn_t l3_interrupt_handler(int irq, void *_l3) * Read the regerr register of the clock domain * to determine the source */ - base = (u32)l3->l3_base[i]; - err_reg = readl(base + l3_flagmux[i] + (inttype << 3)); + base = l3->l3_base[i]; + err_reg = __raw_readl(base + l3_flagmux[i] + + + L3_FLAGMUX_REGERR0 + (inttype << 3)); /* Get the corresponding error and analyse */ if (err_reg) { /* Identify the source from control status register */ - for (j = 0; !(err_reg & (1 << j)); j++) - ; + err_src = __ffs(err_reg); - err_src = j; /* Read the stderrlog_main_source from clk domain */ - std_err_main_addr = base + *(l3_targ[i] + err_src); - std_err_main = readl(std_err_main_addr); + l3_targ_base = base + *(l3_targ[i] + err_src); + std_err_main = __raw_readl(l3_targ_base + + L3_TARG_STDERRLOG_MAIN); + masterid = __raw_readl(l3_targ_base + + L3_TARG_STDERRLOG_MSTADDR); switch (std_err_main & CUSTOM_ERROR) { case STANDARD_ERROR: - source_name = - l3_targ_stderrlog_main_name[i][err_src]; - - slave_addr = std_err_main_addr + - L3_SLAVE_ADDRESS_OFFSET; - WARN(true, "L3 standard error: SOURCE:%s at address 0x%x\n", - source_name, readl(slave_addr)); + target_name = + l3_targ_inst_name[i][err_src]; + WARN(true, "L3 standard error: TARGET:%s at address 0x%x\n", + target_name, + __raw_readl(l3_targ_base + + L3_TARG_STDERRLOG_SLVOFSLSB)); /* clear the std error log*/ clear = std_err_main | CLEAR_STDERR_LOG; - writel(clear, std_err_main_addr); + writel(clear, l3_targ_base + + L3_TARG_STDERRLOG_MAIN); break; case CUSTOM_ERROR: - source_name = - l3_targ_stderrlog_main_name[i][err_src]; - - WARN(true, "CUSTOM SRESP error with SOURCE:%s\n", - source_name); + target_name = + l3_targ_inst_name[i][err_src]; + for (k = 0; k < NUM_OF_L3_MASTERS; k++) { + if (masterid == l3_masters[k].id) + master_name = + l3_masters[k].name; + } + WARN(true, "L3 custom error: MASTER:%s TARGET:%s\n", + master_name, target_name); /* clear the std error log*/ clear = std_err_main | CLEAR_STDERR_LOG; - writel(clear, std_err_main_addr); + writel(clear, l3_targ_base + + L3_TARG_STDERRLOG_MAIN); break; default: @@ -120,12 +127,11 @@ static irqreturn_t l3_interrupt_handler(int irq, void *_l3) return IRQ_HANDLED; } -static int __init omap4_l3_probe(struct platform_device *pdev) +static int __devinit omap4_l3_probe(struct platform_device *pdev) { - static struct omap4_l3 *l3; - struct resource *res; - int ret; - int irq; + static struct omap4_l3 *l3; + struct resource *res; + int ret; l3 = kzalloc(sizeof(*l3), GFP_KERNEL); if (!l3) @@ -177,27 +183,25 @@ static int __init omap4_l3_probe(struct platform_device *pdev) /* * Setup interrupt Handlers */ - irq = platform_get_irq(pdev, 0); - ret = request_irq(irq, + l3->debug_irq = platform_get_irq(pdev, 0); + ret = request_irq(l3->debug_irq, l3_interrupt_handler, IRQF_DISABLED, "l3-dbg-irq", l3); if (ret) { pr_crit("L3: request_irq failed to register for 0x%x\n", - OMAP44XX_IRQ_L3_DBG); + OMAP44XX_IRQ_L3_DBG); goto err3; } - l3->debug_irq = irq; - irq = platform_get_irq(pdev, 1); - ret = request_irq(irq, + l3->app_irq = platform_get_irq(pdev, 1); + ret = request_irq(l3->app_irq, l3_interrupt_handler, IRQF_DISABLED, "l3-app-irq", l3); if (ret) { pr_crit("L3: request_irq failed to register for 0x%x\n", - OMAP44XX_IRQ_L3_APP); + OMAP44XX_IRQ_L3_APP); goto err4; } - l3->app_irq = irq; return 0; @@ -214,9 +218,9 @@ err0: return ret; } -static int __exit omap4_l3_remove(struct platform_device *pdev) +static int __devexit omap4_l3_remove(struct platform_device *pdev) { - struct omap4_l3 *l3 = platform_get_drvdata(pdev); + struct omap4_l3 *l3 = platform_get_drvdata(pdev); free_irq(l3->app_irq, l3); free_irq(l3->debug_irq, l3); @@ -228,16 +232,29 @@ static int __exit omap4_l3_remove(struct platform_device *pdev) return 0; } +#if defined(CONFIG_OF) +static const struct of_device_id l3_noc_match[] = { + {.compatible = "ti,omap4-l3-noc", }, + {}, +} +MODULE_DEVICE_TABLE(of, l3_noc_match); +#else +#define l3_noc_match NULL +#endif + static struct platform_driver omap4_l3_driver = { - .remove = __exit_p(omap4_l3_remove), + .probe = omap4_l3_probe, + .remove = __devexit_p(omap4_l3_remove), .driver = { - .name = "omap_l3_noc", + .name = "omap_l3_noc", + .owner = THIS_MODULE, + .of_match_table = l3_noc_match, }, }; static int __init omap4_l3_init(void) { - return platform_driver_probe(&omap4_l3_driver, omap4_l3_probe); + return platform_driver_register(&omap4_l3_driver); } postcore_initcall_sync(omap4_l3_init); diff --git a/arch/arm/mach-omap2/omap_l3_noc.h b/arch/arm/mach-omap2/omap_l3_noc.h index 359b83348aed..90b50984cd2e 100644 --- a/arch/arm/mach-omap2/omap_l3_noc.h +++ b/arch/arm/mach-omap2/omap_l3_noc.h @@ -1,132 +1,162 @@ - /* - * OMAP4XXX L3 Interconnect error handling driver header - * - * Copyright (C) 2011 Texas Corporation - * Santosh Shilimkar <santosh.shilimkar@ti.com> - * sricharan <r.sricharan@ti.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 - * USA - */ +/* + * OMAP4XXX L3 Interconnect error handling driver header + * + * Copyright (C) 2011 Texas Corporation + * Santosh Shilimkar <santosh.shilimkar@ti.com> + * sricharan <r.sricharan@ti.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 + * USA + */ #ifndef __ARCH_ARM_MACH_OMAP2_L3_INTERCONNECT_3XXX_H #define __ARCH_ARM_MACH_OMAP2_L3_INTERCONNECT_3XXX_H -/* - * L3 register offsets - */ #define L3_MODULES 3 #define CLEAR_STDERR_LOG (1 << 31) #define CUSTOM_ERROR 0x2 #define STANDARD_ERROR 0x0 #define INBAND_ERROR 0x0 -#define EMIF_KERRLOG_OFFSET 0x10 -#define L3_SLAVE_ADDRESS_OFFSET 0x14 -#define LOGICAL_ADDR_ERRORLOG 0x4 #define L3_APPLICATION_ERROR 0x0 #define L3_DEBUG_ERROR 0x1 -u32 l3_flagmux[L3_MODULES] = { - 0x50C, - 0x100C, - 0X020C +/* L3 TARG register offsets */ +#define L3_TARG_STDERRLOG_MAIN 0x48 +#define L3_TARG_STDERRLOG_SLVOFSLSB 0x5c +#define L3_TARG_STDERRLOG_MSTADDR 0x68 +#define L3_FLAGMUX_REGERR0 0xc + +#define NUM_OF_L3_MASTERS (sizeof(l3_masters)/sizeof(l3_masters[0])) + +static u32 l3_flagmux[L3_MODULES] = { + 0x500, + 0x1000, + 0X0200 }; -/* - * L3 Target standard Error register offsets - */ -u32 l3_targ_stderrlog_main_clk1[] = { - 0x148, /* DMM1 */ - 0x248, /* DMM2 */ - 0x348, /* ABE */ - 0x448, /* L4CFG */ - 0x648 /* CLK2 PWR DISC */ +/* L3 Target standard Error register offsets */ +static u32 l3_targ_inst_clk1[] = { + 0x100, /* DMM1 */ + 0x200, /* DMM2 */ + 0x300, /* ABE */ + 0x400, /* L4CFG */ + 0x600 /* CLK2 PWR DISC */ }; -u32 l3_targ_stderrlog_main_clk2[] = { - 0x548, /* CORTEX M3 */ - 0x348, /* DSS */ - 0x148, /* GPMC */ - 0x448, /* ISS */ - 0x748, /* IVAHD */ - 0xD48, /* missing in TRM corresponds to AES1*/ - 0x948, /* L4 PER0*/ - 0x248, /* OCMRAM */ - 0x148, /* missing in TRM corresponds to GPMC sERROR*/ - 0x648, /* SGX */ - 0x848, /* SL2 */ - 0x1648, /* C2C */ - 0x1148, /* missing in TRM corresponds PWR DISC CLK1*/ - 0xF48, /* missing in TRM corrsponds to SHA1*/ - 0xE48, /* missing in TRM corresponds to AES2*/ - 0xC48, /* L4 PER3 */ - 0xA48, /* L4 PER1*/ - 0xB48 /* L4 PER2*/ +static u32 l3_targ_inst_clk2[] = { + 0x500, /* CORTEX M3 */ + 0x300, /* DSS */ + 0x100, /* GPMC */ + 0x400, /* ISS */ + 0x700, /* IVAHD */ + 0xD00, /* missing in TRM corresponds to AES1*/ + 0x900, /* L4 PER0*/ + 0x200, /* OCMRAM */ + 0x100, /* missing in TRM corresponds to GPMC sERROR*/ + 0x600, /* SGX */ + 0x800, /* SL2 */ + 0x1600, /* C2C */ + 0x1100, /* missing in TRM corresponds PWR DISC CLK1*/ + 0xF00, /* missing in TRM corrsponds to SHA1*/ + 0xE00, /* missing in TRM corresponds to AES2*/ + 0xC00, /* L4 PER3 */ + 0xA00, /* L4 PER1*/ + 0xB00 /* L4 PER2*/ }; -u32 l3_targ_stderrlog_main_clk3[] = { - 0x0148 /* EMUSS */ +static u32 l3_targ_inst_clk3[] = { + 0x0100 /* EMUSS */ }; -char *l3_targ_stderrlog_main_name[L3_MODULES][18] = { +static struct l3_masters_data { + u32 id; + char name[10]; +} l3_masters[] = { + { 0x0 , "MPU"}, + { 0x10, "CS_ADP"}, + { 0x14, "xxx"}, + { 0x20, "DSP"}, + { 0x30, "IVAHD"}, + { 0x40, "ISS"}, + { 0x44, "DucatiM3"}, + { 0x48, "FaceDetect"}, + { 0x50, "SDMA_Rd"}, + { 0x54, "SDMA_Wr"}, + { 0x58, "xxx"}, + { 0x5C, "xxx"}, + { 0x60, "SGX"}, + { 0x70, "DSS"}, + { 0x80, "C2C"}, + { 0x88, "xxx"}, + { 0x8C, "xxx"}, + { 0x90, "HSI"}, + { 0xA0, "MMC1"}, + { 0xA4, "MMC2"}, + { 0xA8, "MMC6"}, + { 0xB0, "UNIPRO1"}, + { 0xC0, "USBHOSTHS"}, + { 0xC4, "USBOTGHS"}, + { 0xC8, "USBHOSTFS"} +}; + +static char *l3_targ_inst_name[L3_MODULES][18] = { { - "DMM1", - "DMM2", - "ABE", - "L4CFG", - "CLK2 PWR DISC", + "DMM1", + "DMM2", + "ABE", + "L4CFG", + "CLK2 PWR DISC", }, { - "CORTEX M3" , - "DSS ", - "GPMC ", - "ISS ", - "IVAHD ", - "AES1", - "L4 PER0", - "OCMRAM ", - "GPMC sERROR", - "SGX ", - "SL2 ", - "C2C ", - "PWR DISC CLK1", - "SHA1", - "AES2", - "L4 PER3", - "L4 PER1", - "L4 PER2", + "CORTEX M3" , + "DSS ", + "GPMC ", + "ISS ", + "IVAHD ", + "AES1", + "L4 PER0", + "OCMRAM ", + "GPMC sERROR", + "SGX ", + "SL2 ", + "C2C ", + "PWR DISC CLK1", + "SHA1", + "AES2", + "L4 PER3", + "L4 PER1", + "L4 PER2", }, { - "EMUSS", + "EMUSS", }, }; -u32 *l3_targ[L3_MODULES] = { - l3_targ_stderrlog_main_clk1, - l3_targ_stderrlog_main_clk2, - l3_targ_stderrlog_main_clk3, +static u32 *l3_targ[L3_MODULES] = { + l3_targ_inst_clk1, + l3_targ_inst_clk2, + l3_targ_inst_clk3, }; struct omap4_l3 { - struct device *dev; - struct clk *ick; + struct device *dev; + struct clk *ick; /* memory base */ - void __iomem *l3_base[4]; + void __iomem *l3_base[L3_MODULES]; - int debug_irq; - int app_irq; + int debug_irq; + int app_irq; }; - #endif diff --git a/arch/arm/mach-omap2/omap_l3_smx.c b/arch/arm/mach-omap2/omap_l3_smx.c index 873c0e33b512..a05a62f9ee5b 100644 --- a/arch/arm/mach-omap2/omap_l3_smx.c +++ b/arch/arm/mach-omap2/omap_l3_smx.c @@ -1,26 +1,26 @@ - /* - * OMAP3XXX L3 Interconnect Driver - * - * Copyright (C) 2011 Texas Corporation - * Felipe Balbi <balbi@ti.com> - * Santosh Shilimkar <santosh.shilimkar@ti.com> - * Sricharan <r.sricharan@ti.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 - * USA - */ +/* + * OMAP3XXX L3 Interconnect Driver + * + * Copyright (C) 2011 Texas Corporation + * Felipe Balbi <balbi@ti.com> + * Santosh Shilimkar <santosh.shilimkar@ti.com> + * Sricharan <r.sricharan@ti.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 + * USA + */ #include <linux/kernel.h> #include <linux/slab.h> @@ -135,7 +135,7 @@ static char *omap3_l3_initiator_string(u8 initid) } } -/** +/* * omap3_l3_block_irq - handles a register block's irq * @l3: struct omap3_l3 * * @base: register block base address @@ -150,30 +150,29 @@ static char *omap3_l3_initiator_string(u8 initid) static irqreturn_t omap3_l3_block_irq(struct omap3_l3 *l3, u64 error, int error_addr) { - u8 code = omap3_l3_decode_error_code(error); - u8 initid = omap3_l3_decode_initid(error); - u8 multi = error & L3_ERROR_LOG_MULTI; - u32 address = omap3_l3_decode_addr(error_addr); + u8 code = omap3_l3_decode_error_code(error); + u8 initid = omap3_l3_decode_initid(error); + u8 multi = error & L3_ERROR_LOG_MULTI; + u32 address = omap3_l3_decode_addr(error_addr); WARN(true, "%s seen by %s %s at address %x\n", - omap3_l3_code_string(code), - omap3_l3_initiator_string(initid), - multi ? "Multiple Errors" : "", - address); + omap3_l3_code_string(code), + omap3_l3_initiator_string(initid), + multi ? "Multiple Errors" : "", address); return IRQ_HANDLED; } static irqreturn_t omap3_l3_app_irq(int irq, void *_l3) { - struct omap3_l3 *l3 = _l3; - u64 status, clear; - u64 error; - u64 error_addr; - u64 err_source = 0; - void __iomem *base; - int int_type; - irqreturn_t ret = IRQ_NONE; + struct omap3_l3 *l3 = _l3; + u64 status, clear; + u64 error; + u64 error_addr; + u64 err_source = 0; + void __iomem *base; + int int_type; + irqreturn_t ret = IRQ_NONE; int_type = irq == l3->app_irq ? L3_APPLICATION_ERROR : L3_DEBUG_ERROR; if (!int_type) { @@ -191,14 +190,12 @@ static irqreturn_t omap3_l3_app_irq(int irq, void *_l3) } /* identify the error source */ - for (err_source = 0; !(status & (1 << err_source)); err_source++) - ; + err_source = __ffs(status); - base = l3->rt + *(omap3_l3_bases[int_type] + err_source); + base = l3->rt + omap3_l3_bases[int_type][err_source]; error = omap3_l3_readll(base, L3_ERROR_LOG); if (error) { error_addr = omap3_l3_readll(base, L3_ERROR_LOG_ADDR); - ret |= omap3_l3_block_irq(l3, error, error_addr); } @@ -215,9 +212,9 @@ static irqreturn_t omap3_l3_app_irq(int irq, void *_l3) static int __init omap3_l3_probe(struct platform_device *pdev) { - struct omap3_l3 *l3; - struct resource *res; - int ret; + struct omap3_l3 *l3; + struct resource *res; + int ret; l3 = kzalloc(sizeof(*l3), GFP_KERNEL); if (!l3) diff --git a/arch/arm/mach-omap2/omap_l3_smx.h b/arch/arm/mach-omap2/omap_l3_smx.h index ba2ed9a850cc..4f3cebca4179 100644 --- a/arch/arm/mach-omap2/omap_l3_smx.h +++ b/arch/arm/mach-omap2/omap_l3_smx.h @@ -1,26 +1,26 @@ - /* - * OMAP3XXX L3 Interconnect Driver header - * - * Copyright (C) 2011 Texas Corporation - * Felipe Balbi <balbi@ti.com> - * Santosh Shilimkar <santosh.shilimkar@ti.com> - * sricharan <r.sricharan@ti.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 - * USA - */ +/* + * OMAP3XXX L3 Interconnect Driver header + * + * Copyright (C) 2011 Texas Corporation + * Felipe Balbi <balbi@ti.com> + * Santosh Shilimkar <santosh.shilimkar@ti.com> + * sricharan <r.sricharan@ti.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 + * USA + */ #ifndef __ARCH_ARM_MACH_OMAP2_L3_INTERCONNECT_3XXX_H #define __ARCH_ARM_MACH_OMAP2_L3_INTERCONNECT_3XXX_H @@ -40,7 +40,7 @@ #define L3_SI_CONTROL 0x020 #define L3_SI_FLAG_STATUS_0 0x510 -const u64 shift = 1; +static const u64 shift = 1; #define L3_STATUS_0_MPUIA_BRST (shift << 0) #define L3_STATUS_0_MPUIA_RSP (shift << 1) @@ -78,32 +78,32 @@ const u64 shift = 1; #define L3_STATUS_0_L4EMUTA_REQ (shift << 60) #define L3_STATUS_0_MAD2DTA_REQ (shift << 61) -#define L3_STATUS_0_TIMEOUT_MASK (L3_STATUS_0_MPUIA_BRST \ - | L3_STATUS_0_MPUIA_RSP \ - | L3_STATUS_0_IVAIA_BRST \ - | L3_STATUS_0_IVAIA_RSP \ - | L3_STATUS_0_SGXIA_BRST \ - | L3_STATUS_0_SGXIA_RSP \ - | L3_STATUS_0_CAMIA_BRST \ - | L3_STATUS_0_CAMIA_RSP \ - | L3_STATUS_0_DISPIA_BRST \ - | L3_STATUS_0_DISPIA_RSP \ - | L3_STATUS_0_DMARDIA_BRST \ - | L3_STATUS_0_DMARDIA_RSP \ - | L3_STATUS_0_DMAWRIA_BRST \ - | L3_STATUS_0_DMAWRIA_RSP \ - | L3_STATUS_0_USBOTGIA_BRST \ - | L3_STATUS_0_USBOTGIA_RSP \ - | L3_STATUS_0_USBHOSTIA_BRST \ - | L3_STATUS_0_SMSTA_REQ \ - | L3_STATUS_0_GPMCTA_REQ \ - | L3_STATUS_0_OCMRAMTA_REQ \ - | L3_STATUS_0_OCMROMTA_REQ \ - | L3_STATUS_0_IVATA_REQ \ - | L3_STATUS_0_SGXTA_REQ \ - | L3_STATUS_0_L4CORETA_REQ \ - | L3_STATUS_0_L4PERTA_REQ \ - | L3_STATUS_0_L4EMUTA_REQ \ +#define L3_STATUS_0_TIMEOUT_MASK (L3_STATUS_0_MPUIA_BRST \ + | L3_STATUS_0_MPUIA_RSP \ + | L3_STATUS_0_IVAIA_BRST \ + | L3_STATUS_0_IVAIA_RSP \ + | L3_STATUS_0_SGXIA_BRST \ + | L3_STATUS_0_SGXIA_RSP \ + | L3_STATUS_0_CAMIA_BRST \ + | L3_STATUS_0_CAMIA_RSP \ + | L3_STATUS_0_DISPIA_BRST \ + | L3_STATUS_0_DISPIA_RSP \ + | L3_STATUS_0_DMARDIA_BRST \ + | L3_STATUS_0_DMARDIA_RSP \ + | L3_STATUS_0_DMAWRIA_BRST \ + | L3_STATUS_0_DMAWRIA_RSP \ + | L3_STATUS_0_USBOTGIA_BRST \ + | L3_STATUS_0_USBOTGIA_RSP \ + | L3_STATUS_0_USBHOSTIA_BRST \ + | L3_STATUS_0_SMSTA_REQ \ + | L3_STATUS_0_GPMCTA_REQ \ + | L3_STATUS_0_OCMRAMTA_REQ \ + | L3_STATUS_0_OCMROMTA_REQ \ + | L3_STATUS_0_IVATA_REQ \ + | L3_STATUS_0_SGXTA_REQ \ + | L3_STATUS_0_L4CORETA_REQ \ + | L3_STATUS_0_L4PERTA_REQ \ + | L3_STATUS_0_L4EMUTA_REQ \ | L3_STATUS_0_MAD2DTA_REQ) #define L3_SI_FLAG_STATUS_1 0x530 @@ -137,19 +137,19 @@ const u64 shift = 1; enum omap3_l3_initiator_id { /* LCD has 1 ID */ - OMAP_L3_LCD = 29, + OMAP_L3_LCD = 29, /* SAD2D has 1 ID */ - OMAP_L3_SAD2D = 28, + OMAP_L3_SAD2D = 28, /* MPU has 5 IDs */ - OMAP_L3_IA_MPU_SS_1 = 27, - OMAP_L3_IA_MPU_SS_2 = 26, - OMAP_L3_IA_MPU_SS_3 = 25, - OMAP_L3_IA_MPU_SS_4 = 24, - OMAP_L3_IA_MPU_SS_5 = 23, + OMAP_L3_IA_MPU_SS_1 = 27, + OMAP_L3_IA_MPU_SS_2 = 26, + OMAP_L3_IA_MPU_SS_3 = 25, + OMAP_L3_IA_MPU_SS_4 = 24, + OMAP_L3_IA_MPU_SS_5 = 23, /* IVA2.2 SS has 3 IDs*/ - OMAP_L3_IA_IVA_SS_1 = 22, - OMAP_L3_IA_IVA_SS_2 = 21, - OMAP_L3_IA_IVA_SS_3 = 20, + OMAP_L3_IA_IVA_SS_1 = 22, + OMAP_L3_IA_IVA_SS_2 = 21, + OMAP_L3_IA_IVA_SS_3 = 20, /* IVA 2.2 SS DMA has 6 IDS */ OMAP_L3_IA_IVA_SS_DMA_1 = 19, OMAP_L3_IA_IVA_SS_DMA_2 = 18, @@ -158,25 +158,25 @@ enum omap3_l3_initiator_id { OMAP_L3_IA_IVA_SS_DMA_5 = 15, OMAP_L3_IA_IVA_SS_DMA_6 = 14, /* SGX has 1 ID */ - OMAP_L3_IA_SGX = 13, + OMAP_L3_IA_SGX = 13, /* CAM has 3 ID */ - OMAP_L3_IA_CAM_1 = 12, - OMAP_L3_IA_CAM_2 = 11, - OMAP_L3_IA_CAM_3 = 10, + OMAP_L3_IA_CAM_1 = 12, + OMAP_L3_IA_CAM_2 = 11, + OMAP_L3_IA_CAM_3 = 10, /* DAP has 1 ID */ - OMAP_L3_IA_DAP = 9, + OMAP_L3_IA_DAP = 9, /* SDMA WR has 2 IDs */ - OMAP_L3_SDMA_WR_1 = 8, - OMAP_L3_SDMA_WR_2 = 7, + OMAP_L3_SDMA_WR_1 = 8, + OMAP_L3_SDMA_WR_2 = 7, /* SDMA RD has 4 IDs */ - OMAP_L3_SDMA_RD_1 = 6, - OMAP_L3_SDMA_RD_2 = 5, - OMAP_L3_SDMA_RD_3 = 4, - OMAP_L3_SDMA_RD_4 = 3, + OMAP_L3_SDMA_RD_1 = 6, + OMAP_L3_SDMA_RD_2 = 5, + OMAP_L3_SDMA_RD_3 = 4, + OMAP_L3_SDMA_RD_4 = 3, /* HSUSB OTG has 1 ID */ - OMAP_L3_USBOTG = 2, + OMAP_L3_USBOTG = 2, /* HSUSB HOST has 1 ID */ - OMAP_L3_USBHOST = 1, + OMAP_L3_USBHOST = 1, }; enum omap3_l3_code { @@ -192,21 +192,21 @@ enum omap3_l3_code { }; struct omap3_l3 { - struct device *dev; - struct clk *ick; + struct device *dev; + struct clk *ick; /* memory base*/ - void __iomem *rt; + void __iomem *rt; - int debug_irq; - int app_irq; + int debug_irq; + int app_irq; /* true when and inband functional error occurs */ - unsigned inband:1; + unsigned inband:1; }; /* offsets for l3 agents in order with the Flag status register */ -unsigned int __iomem omap3_l3_app_bases[] = { +static unsigned int omap3_l3_app_bases[] = { /* MPU IA */ 0x1400, 0x1400, @@ -305,7 +305,7 @@ unsigned int __iomem omap3_l3_app_bases[] = { 0, }; -unsigned int __iomem omap3_l3_debug_bases[] = { +static unsigned int omap3_l3_debug_bases[] = { /* MPU DATA IA */ 0x1400, /* RESERVED */ @@ -321,7 +321,7 @@ unsigned int __iomem omap3_l3_debug_bases[] = { /* REST RESERVED */ }; -u32 *omap3_l3_bases[] = { +static u32 *omap3_l3_bases[] = { omap3_l3_app_bases, omap3_l3_debug_bases, }; diff --git a/arch/arm/mach-omap2/omap_twl.c b/arch/arm/mach-omap2/omap_twl.c index 07d6140baa9d..f515a1a056d5 100644 --- a/arch/arm/mach-omap2/omap_twl.c +++ b/arch/arm/mach-omap2/omap_twl.c @@ -42,8 +42,11 @@ #define OMAP4_SRI2C_SLAVE_ADDR 0x12 #define OMAP4_VDD_MPU_SR_VOLT_REG 0x55 +#define OMAP4_VDD_MPU_SR_CMD_REG 0x56 #define OMAP4_VDD_IVA_SR_VOLT_REG 0x5B +#define OMAP4_VDD_IVA_SR_CMD_REG 0x5C #define OMAP4_VDD_CORE_SR_VOLT_REG 0x61 +#define OMAP4_VDD_CORE_SR_CMD_REG 0x62 #define OMAP4_VP_CONFIG_ERROROFFSET 0x00 #define OMAP4_VP_VSTEPMIN_VSTEPMIN 0x01 @@ -95,6 +98,8 @@ static unsigned long twl6030_vsel_to_uv(const u8 vsel) is_offset_valid = true; } + if (!vsel) + return 0; /* * There is no specific formula for voltage to vsel * conversion above 1.3V. There are special hardcoded @@ -106,9 +111,9 @@ static unsigned long twl6030_vsel_to_uv(const u8 vsel) return 1350000; if (smps_offset & 0x8) - return ((((vsel - 1) * 125) + 7000)) * 100; + return ((((vsel - 1) * 1266) + 70900)) * 10; else - return ((((vsel - 1) * 125) + 6000)) * 100; + return ((((vsel - 1) * 1266) + 60770)) * 10; } static u8 twl6030_uv_to_vsel(unsigned long uv) @@ -127,6 +132,8 @@ static u8 twl6030_uv_to_vsel(unsigned long uv) is_offset_valid = true; } + if (!uv) + return 0x00; /* * There is no specific formula for voltage to vsel * conversion above 1.3V. There are special hardcoded @@ -134,16 +141,21 @@ static u8 twl6030_uv_to_vsel(unsigned long uv) * hardcoding only for 1.35 V which is used for 1GH OPP for * OMAP4430. */ - if (uv == 1350000) + if (uv > twl6030_vsel_to_uv(0x39)) { + if (uv == 1350000) + return 0x3A; + pr_err("%s:OUT OF RANGE! non mapped vsel for %ld Vs max %ld\n", + __func__, uv, twl6030_vsel_to_uv(0x39)); return 0x3A; + } if (smps_offset & 0x8) - return DIV_ROUND_UP(uv - 700000, 12500) + 1; + return DIV_ROUND_UP(uv - 709000, 12660) + 1; else - return DIV_ROUND_UP(uv - 600000, 12500) + 1; + return DIV_ROUND_UP(uv - 607700, 12660) + 1; } -static struct omap_volt_pmic_info omap3_mpu_volt_info = { +static struct omap_voltdm_pmic omap3_mpu_pmic = { .slew_rate = 4000, .step_size = 12500, .on_volt = 1200000, @@ -158,12 +170,13 @@ static struct omap_volt_pmic_info omap3_mpu_volt_info = { .vp_vddmax = OMAP3430_VP1_VLIMITTO_VDDMAX, .vp_timeout_us = OMAP3_VP_VLIMITTO_TIMEOUT_US, .i2c_slave_addr = OMAP3_SRI2C_SLAVE_ADDR, - .pmic_reg = OMAP3_VDD_MPU_SR_CONTROL_REG, + .volt_reg_addr = OMAP3_VDD_MPU_SR_CONTROL_REG, + .i2c_high_speed = true, .vsel_to_uv = twl4030_vsel_to_uv, .uv_to_vsel = twl4030_uv_to_vsel, }; -static struct omap_volt_pmic_info omap3_core_volt_info = { +static struct omap_voltdm_pmic omap3_core_pmic = { .slew_rate = 4000, .step_size = 12500, .on_volt = 1200000, @@ -178,18 +191,19 @@ static struct omap_volt_pmic_info omap3_core_volt_info = { .vp_vddmax = OMAP3430_VP2_VLIMITTO_VDDMAX, .vp_timeout_us = OMAP3_VP_VLIMITTO_TIMEOUT_US, .i2c_slave_addr = OMAP3_SRI2C_SLAVE_ADDR, - .pmic_reg = OMAP3_VDD_CORE_SR_CONTROL_REG, + .volt_reg_addr = OMAP3_VDD_CORE_SR_CONTROL_REG, + .i2c_high_speed = true, .vsel_to_uv = twl4030_vsel_to_uv, .uv_to_vsel = twl4030_uv_to_vsel, }; -static struct omap_volt_pmic_info omap4_mpu_volt_info = { +static struct omap_voltdm_pmic omap4_mpu_pmic = { .slew_rate = 4000, - .step_size = 12500, - .on_volt = 1350000, - .onlp_volt = 1350000, - .ret_volt = 837500, - .off_volt = 600000, + .step_size = 12660, + .on_volt = 1375000, + .onlp_volt = 1375000, + .ret_volt = 830000, + .off_volt = 0, .volt_setup_time = 0, .vp_erroroffset = OMAP4_VP_CONFIG_ERROROFFSET, .vp_vstepmin = OMAP4_VP_VSTEPMIN_VSTEPMIN, @@ -198,18 +212,20 @@ static struct omap_volt_pmic_info omap4_mpu_volt_info = { .vp_vddmax = OMAP4_VP_MPU_VLIMITTO_VDDMAX, .vp_timeout_us = OMAP4_VP_VLIMITTO_TIMEOUT_US, .i2c_slave_addr = OMAP4_SRI2C_SLAVE_ADDR, - .pmic_reg = OMAP4_VDD_MPU_SR_VOLT_REG, + .volt_reg_addr = OMAP4_VDD_MPU_SR_VOLT_REG, + .cmd_reg_addr = OMAP4_VDD_MPU_SR_CMD_REG, + .i2c_high_speed = true, .vsel_to_uv = twl6030_vsel_to_uv, .uv_to_vsel = twl6030_uv_to_vsel, }; -static struct omap_volt_pmic_info omap4_iva_volt_info = { +static struct omap_voltdm_pmic omap4_iva_pmic = { .slew_rate = 4000, - .step_size = 12500, - .on_volt = 1100000, - .onlp_volt = 1100000, - .ret_volt = 837500, - .off_volt = 600000, + .step_size = 12660, + .on_volt = 1188000, + .onlp_volt = 1188000, + .ret_volt = 830000, + .off_volt = 0, .volt_setup_time = 0, .vp_erroroffset = OMAP4_VP_CONFIG_ERROROFFSET, .vp_vstepmin = OMAP4_VP_VSTEPMIN_VSTEPMIN, @@ -218,18 +234,20 @@ static struct omap_volt_pmic_info omap4_iva_volt_info = { .vp_vddmax = OMAP4_VP_IVA_VLIMITTO_VDDMAX, .vp_timeout_us = OMAP4_VP_VLIMITTO_TIMEOUT_US, .i2c_slave_addr = OMAP4_SRI2C_SLAVE_ADDR, - .pmic_reg = OMAP4_VDD_IVA_SR_VOLT_REG, + .volt_reg_addr = OMAP4_VDD_IVA_SR_VOLT_REG, + .cmd_reg_addr = OMAP4_VDD_IVA_SR_CMD_REG, + .i2c_high_speed = true, .vsel_to_uv = twl6030_vsel_to_uv, .uv_to_vsel = twl6030_uv_to_vsel, }; -static struct omap_volt_pmic_info omap4_core_volt_info = { +static struct omap_voltdm_pmic omap4_core_pmic = { .slew_rate = 4000, - .step_size = 12500, - .on_volt = 1100000, - .onlp_volt = 1100000, - .ret_volt = 837500, - .off_volt = 600000, + .step_size = 12660, + .on_volt = 1200000, + .onlp_volt = 1200000, + .ret_volt = 830000, + .off_volt = 0, .volt_setup_time = 0, .vp_erroroffset = OMAP4_VP_CONFIG_ERROROFFSET, .vp_vstepmin = OMAP4_VP_VSTEPMIN_VSTEPMIN, @@ -238,7 +256,8 @@ static struct omap_volt_pmic_info omap4_core_volt_info = { .vp_vddmax = OMAP4_VP_CORE_VLIMITTO_VDDMAX, .vp_timeout_us = OMAP4_VP_VLIMITTO_TIMEOUT_US, .i2c_slave_addr = OMAP4_SRI2C_SLAVE_ADDR, - .pmic_reg = OMAP4_VDD_CORE_SR_VOLT_REG, + .volt_reg_addr = OMAP4_VDD_CORE_SR_VOLT_REG, + .cmd_reg_addr = OMAP4_VDD_CORE_SR_CMD_REG, .vsel_to_uv = twl6030_vsel_to_uv, .uv_to_vsel = twl6030_uv_to_vsel, }; @@ -250,14 +269,14 @@ int __init omap4_twl_init(void) if (!cpu_is_omap44xx()) return -ENODEV; - voltdm = omap_voltage_domain_lookup("mpu"); - omap_voltage_register_pmic(voltdm, &omap4_mpu_volt_info); + voltdm = voltdm_lookup("mpu"); + omap_voltage_register_pmic(voltdm, &omap4_mpu_pmic); - voltdm = omap_voltage_domain_lookup("iva"); - omap_voltage_register_pmic(voltdm, &omap4_iva_volt_info); + voltdm = voltdm_lookup("iva"); + omap_voltage_register_pmic(voltdm, &omap4_iva_pmic); - voltdm = omap_voltage_domain_lookup("core"); - omap_voltage_register_pmic(voltdm, &omap4_core_volt_info); + voltdm = voltdm_lookup("core"); + omap_voltage_register_pmic(voltdm, &omap4_core_pmic); return 0; } @@ -270,10 +289,10 @@ int __init omap3_twl_init(void) return -ENODEV; if (cpu_is_omap3630()) { - omap3_mpu_volt_info.vp_vddmin = OMAP3630_VP1_VLIMITTO_VDDMIN; - omap3_mpu_volt_info.vp_vddmax = OMAP3630_VP1_VLIMITTO_VDDMAX; - omap3_core_volt_info.vp_vddmin = OMAP3630_VP2_VLIMITTO_VDDMIN; - omap3_core_volt_info.vp_vddmax = OMAP3630_VP2_VLIMITTO_VDDMAX; + omap3_mpu_pmic.vp_vddmin = OMAP3630_VP1_VLIMITTO_VDDMIN; + omap3_mpu_pmic.vp_vddmax = OMAP3630_VP1_VLIMITTO_VDDMAX; + omap3_core_pmic.vp_vddmin = OMAP3630_VP2_VLIMITTO_VDDMIN; + omap3_core_pmic.vp_vddmax = OMAP3630_VP2_VLIMITTO_VDDMAX; } /* @@ -288,11 +307,11 @@ int __init omap3_twl_init(void) if (!twl_sr_enable_autoinit) omap3_twl_set_sr_bit(true); - voltdm = omap_voltage_domain_lookup("mpu"); - omap_voltage_register_pmic(voltdm, &omap3_mpu_volt_info); + voltdm = voltdm_lookup("mpu_iva"); + omap_voltage_register_pmic(voltdm, &omap3_mpu_pmic); - voltdm = omap_voltage_domain_lookup("core"); - omap_voltage_register_pmic(voltdm, &omap3_core_volt_info); + voltdm = voltdm_lookup("core"); + omap_voltage_register_pmic(voltdm, &omap3_core_pmic); return 0; } diff --git a/arch/arm/mach-omap2/opp.c b/arch/arm/mach-omap2/opp.c index ab8b35b780b5..9262a6b47702 100644 --- a/arch/arm/mach-omap2/opp.c +++ b/arch/arm/mach-omap2/opp.c @@ -69,7 +69,7 @@ int __init omap_init_opp_table(struct omap_opp_def *opp_def, opp_def->hwmod_name, i); return -EINVAL; } - dev = &oh->od->pdev.dev; + dev = &oh->od->pdev->dev; r = opp_add(dev, opp_def->freq, opp_def->u_volt); if (r) { diff --git a/arch/arm/mach-omap2/pm.c b/arch/arm/mach-omap2/pm.c index 472bf22d5e84..2ab7a9e17fe2 100644 --- a/arch/arm/mach-omap2/pm.c +++ b/arch/arm/mach-omap2/pm.c @@ -26,54 +26,21 @@ static struct omap_device_pm_latency *pm_lats; -static struct device *mpu_dev; -static struct device *iva_dev; -static struct device *l3_dev; -static struct device *dsp_dev; - -struct device *omap2_get_mpuss_device(void) -{ - WARN_ON_ONCE(!mpu_dev); - return mpu_dev; -} - -struct device *omap2_get_iva_device(void) -{ - WARN_ON_ONCE(!iva_dev); - return iva_dev; -} - -struct device *omap2_get_l3_device(void) -{ - WARN_ON_ONCE(!l3_dev); - return l3_dev; -} - -struct device *omap4_get_dsp_device(void) -{ - WARN_ON_ONCE(!dsp_dev); - return dsp_dev; -} -EXPORT_SYMBOL(omap4_get_dsp_device); - -/* static int _init_omap_device(struct omap_hwmod *oh, void *user) */ -static int _init_omap_device(char *name, struct device **new_dev) +static int _init_omap_device(char *name) { struct omap_hwmod *oh; - struct omap_device *od; + struct platform_device *pdev; oh = omap_hwmod_lookup(name); if (WARN(!oh, "%s: could not find omap_hwmod for %s\n", __func__, name)) return -ENODEV; - od = omap_device_build(oh->name, 0, oh, NULL, 0, pm_lats, 0, false); - if (WARN(IS_ERR(od), "%s: could not build omap_device for %s\n", + pdev = omap_device_build(oh->name, 0, oh, NULL, 0, pm_lats, 0, false); + if (WARN(IS_ERR(pdev), "%s: could not build omap_device for %s\n", __func__, name)) return -ENODEV; - *new_dev = &od->pdev.dev; - return 0; } @@ -82,16 +49,16 @@ static int _init_omap_device(char *name, struct device **new_dev) */ static void omap2_init_processor_devices(void) { - _init_omap_device("mpu", &mpu_dev); + _init_omap_device("mpu"); if (omap3_has_iva()) - _init_omap_device("iva", &iva_dev); + _init_omap_device("iva"); if (cpu_is_omap44xx()) { - _init_omap_device("l3_main_1", &l3_dev); - _init_omap_device("dsp", &dsp_dev); - _init_omap_device("iva", &iva_dev); + _init_omap_device("l3_main_1"); + _init_omap_device("dsp"); + _init_omap_device("iva"); } else { - _init_omap_device("l3_main", &l3_dev); + _init_omap_device("l3_main"); } } @@ -136,8 +103,8 @@ int omap_set_pwrdm_state(struct powerdomain *pwrdm, u32 state) ret = pwrdm_set_next_pwrst(pwrdm, state); if (ret) { - printk(KERN_ERR "Unable to set state of powerdomain: %s\n", - pwrdm->name); + pr_err("%s: unable to set state of powerdomain: %s\n", + __func__, pwrdm->name); goto err; } @@ -161,37 +128,44 @@ err: } /* - * This API is to be called during init to put the various voltage + * This API is to be called during init to set the various voltage * domains to the voltage as per the opp table. Typically we boot up * at the nominal voltage. So this function finds out the rate of * the clock associated with the voltage domain, finds out the correct - * opp entry and puts the voltage domain to the voltage specifies + * opp entry and sets the voltage domain to the voltage specified * in the opp entry */ static int __init omap2_set_init_voltage(char *vdd_name, char *clk_name, - struct device *dev) + const char *oh_name) { struct voltagedomain *voltdm; struct clk *clk; struct opp *opp; unsigned long freq, bootup_volt; + struct device *dev; + + if (!vdd_name || !clk_name || !oh_name) { + pr_err("%s: invalid parameters\n", __func__); + goto exit; + } - if (!vdd_name || !clk_name || !dev) { - printk(KERN_ERR "%s: Invalid parameters!\n", __func__); + dev = omap_device_get_by_hwmod_name(oh_name); + if (IS_ERR(dev)) { + pr_err("%s: Unable to get dev pointer for hwmod %s\n", + __func__, oh_name); goto exit; } - voltdm = omap_voltage_domain_lookup(vdd_name); + voltdm = voltdm_lookup(vdd_name); if (IS_ERR(voltdm)) { - printk(KERN_ERR "%s: Unable to get vdd pointer for vdd_%s\n", + pr_err("%s: unable to get vdd pointer for vdd_%s\n", __func__, vdd_name); goto exit; } clk = clk_get(NULL, clk_name); if (IS_ERR(clk)) { - printk(KERN_ERR "%s: unable to get clk %s\n", - __func__, clk_name); + pr_err("%s: unable to get clk %s\n", __func__, clk_name); goto exit; } @@ -200,24 +174,23 @@ static int __init omap2_set_init_voltage(char *vdd_name, char *clk_name, opp = opp_find_freq_ceil(dev, &freq); if (IS_ERR(opp)) { - printk(KERN_ERR "%s: unable to find boot up OPP for vdd_%s\n", + pr_err("%s: unable to find boot up OPP for vdd_%s\n", __func__, vdd_name); goto exit; } bootup_volt = opp_get_voltage(opp); if (!bootup_volt) { - printk(KERN_ERR "%s: unable to find voltage corresponding" + pr_err("%s: unable to find voltage corresponding " "to the bootup OPP for vdd_%s\n", __func__, vdd_name); goto exit; } - omap_voltage_scale_vdd(voltdm, bootup_volt); + voltdm_scale(voltdm, bootup_volt); return 0; exit: - printk(KERN_ERR "%s: Unable to put vdd_%s to its init voltage\n\n", - __func__, vdd_name); + pr_err("%s: unable to set vdd_%s\n", __func__, vdd_name); return -EINVAL; } @@ -226,8 +199,8 @@ static void __init omap3_init_voltages(void) if (!cpu_is_omap34xx()) return; - omap2_set_init_voltage("mpu", "dpll1_ck", mpu_dev); - omap2_set_init_voltage("core", "l3_ick", l3_dev); + omap2_set_init_voltage("mpu_iva", "dpll1_ck", "mpu"); + omap2_set_init_voltage("core", "l3_ick", "l3_main"); } static void __init omap4_init_voltages(void) @@ -235,14 +208,15 @@ static void __init omap4_init_voltages(void) if (!cpu_is_omap44xx()) return; - omap2_set_init_voltage("mpu", "dpll_mpu_ck", mpu_dev); - omap2_set_init_voltage("core", "l3_div_ck", l3_dev); - omap2_set_init_voltage("iva", "dpll_iva_m5x2_ck", iva_dev); + omap2_set_init_voltage("mpu", "dpll_mpu_ck", "mpu"); + omap2_set_init_voltage("core", "l3_div_ck", "l3_main_1"); + omap2_set_init_voltage("iva", "dpll_iva_m5x2_ck", "iva"); } static int __init omap2_common_pm_init(void) { - omap2_init_processor_devices(); + if (!of_have_populated_dt()) + omap2_init_processor_devices(); omap_pm_if_init(); return 0; diff --git a/arch/arm/mach-omap2/pm24xx.c b/arch/arm/mach-omap2/pm24xx.c index bf089e743ed9..cf0c216132ab 100644 --- a/arch/arm/mach-omap2/pm24xx.c +++ b/arch/arm/mach-omap2/pm24xx.c @@ -53,8 +53,6 @@ #include "powerdomain.h" #include "clockdomain.h" -static int omap2_pm_debug; - #ifdef CONFIG_SUSPEND static suspend_state_t suspend_state = PM_SUSPEND_ON; static inline bool is_suspending(void) @@ -96,7 +94,6 @@ static int omap2_fclks_active(void) static void omap2_enter_full_retention(void) { u32 l; - struct timespec ts_preidle, ts_postidle, ts_idle; /* There is 1 reference hold for all children of the oscillator * clock, the following will remove it. If no one else uses the @@ -124,10 +121,6 @@ static void omap2_enter_full_retention(void) omap2_gpio_prepare_for_idle(0); - if (omap2_pm_debug) { - getnstimeofday(&ts_preidle); - } - /* One last check for pending IRQs to avoid extra latency due * to sleeping unnecessarily. */ if (omap_irq_pending()) @@ -155,13 +148,6 @@ static void omap2_enter_full_retention(void) console_unlock(); no_sleep: - if (omap2_pm_debug) { - unsigned long long tmp; - - getnstimeofday(&ts_postidle); - ts_idle = timespec_sub(ts_postidle, ts_preidle); - tmp = timespec_to_ns(&ts_idle) * NSEC_PER_USEC; - } omap2_gpio_resume_after_idle(); clk_enable(osc_ck); @@ -219,7 +205,6 @@ static int omap2_allow_mpu_retention(void) static void omap2_enter_mpu_retention(void) { int only_idle = 0; - struct timespec ts_preidle, ts_postidle, ts_idle; /* Putting MPU into the WFI state while a transfer is active * seems to cause the I2C block to timeout. Why? Good question. */ @@ -246,19 +231,7 @@ static void omap2_enter_mpu_retention(void) only_idle = 1; } - if (omap2_pm_debug) { - getnstimeofday(&ts_preidle); - } - omap2_sram_idle(); - - if (omap2_pm_debug) { - unsigned long long tmp; - - getnstimeofday(&ts_postidle); - ts_idle = timespec_sub(ts_postidle, ts_preidle); - tmp = timespec_to_ns(&ts_idle) * NSEC_PER_USEC; - } } static int omap2_can_sleep(void) diff --git a/arch/arm/mach-omap2/pm34xx.c b/arch/arm/mach-omap2/pm34xx.c index 7255d9bce868..c8cbd00a41af 100644 --- a/arch/arm/mach-omap2/pm34xx.c +++ b/arch/arm/mach-omap2/pm34xx.c @@ -55,7 +55,7 @@ static suspend_state_t suspend_state = PM_SUSPEND_ON; static inline bool is_suspending(void) { - return (suspend_state != PM_SUSPEND_ON); + return (suspend_state != PM_SUSPEND_ON) && console_suspend_enabled; } #else static inline bool is_suspending(void) diff --git a/arch/arm/mach-omap2/powerdomain-common.c b/arch/arm/mach-omap2/powerdomain-common.c index 171fccd208c7..f97afff68d6d 100644 --- a/arch/arm/mach-omap2/powerdomain-common.c +++ b/arch/arm/mach-omap2/powerdomain-common.c @@ -1,9 +1,8 @@ /* - * linux/arch/arm/mach-omap2/powerdomain-common.c - * Contains common powerdomain framework functions + * Common powerdomain framework functions * - * Copyright (C) 2010 Texas Instruments, Inc. - * Copyright (C) 2010 Nokia Corporation + * Copyright (C) 2010-2011 Texas Instruments, Inc. + * Copyright (C) 2010 Nokia Corporation * * Derived from mach-omap2/powerdomain.c written by Paul Walmsley * diff --git a/arch/arm/mach-omap2/powerdomain.c b/arch/arm/mach-omap2/powerdomain.c index ef71fdd40fc4..5164d587ef52 100644 --- a/arch/arm/mach-omap2/powerdomain.c +++ b/arch/arm/mach-omap2/powerdomain.c @@ -1,7 +1,7 @@ /* * OMAP powerdomain control * - * Copyright (C) 2007-2008 Texas Instruments, Inc. + * Copyright (C) 2007-2008, 2011 Texas Instruments, Inc. * Copyright (C) 2007-2011 Nokia Corporation * * Written by Paul Walmsley @@ -77,13 +77,11 @@ static struct powerdomain *_pwrdm_lookup(const char *name) static int _pwrdm_register(struct powerdomain *pwrdm) { int i; + struct voltagedomain *voltdm; if (!pwrdm || !pwrdm->name) return -EINVAL; - if (!omap_chip_is(pwrdm->omap_chip)) - return -EINVAL; - if (cpu_is_omap44xx() && pwrdm->prcm_partition == OMAP4430_INVALID_PRCM_PARTITION) { pr_err("powerdomain: %s: missing OMAP4 PRCM partition ID\n", @@ -94,6 +92,16 @@ static int _pwrdm_register(struct powerdomain *pwrdm) if (_pwrdm_lookup(pwrdm->name)) return -EEXIST; + voltdm = voltdm_lookup(pwrdm->voltdm.name); + if (!voltdm) { + pr_err("powerdomain: %s: voltagedomain %s does not exist\n", + pwrdm->name, pwrdm->voltdm.name); + return -EINVAL; + } + pwrdm->voltdm.ptr = voltdm; + INIT_LIST_HEAD(&pwrdm->voltdm_node); + voltdm_add_pwrdm(voltdm, pwrdm); + list_add(&pwrdm->node, &pwrdm_list); /* Initialize the powerdomain's state counter */ @@ -194,36 +202,76 @@ static int _pwrdm_post_transition_cb(struct powerdomain *pwrdm, void *unused) /* Public functions */ /** - * pwrdm_init - set up the powerdomain layer - * @pwrdms: array of struct powerdomain pointers to register - * @custom_funcs: func pointers for arch specific implementations + * pwrdm_register_platform_funcs - register powerdomain implementation fns + * @po: func pointers for arch specific implementations * - * Loop through the array of powerdomains @pwrdms, registering all - * that are available on the current CPU. Also, program all - * powerdomain target state as ON; this is to prevent domains from - * hitting low power states (if bootloader has target states set to - * something other than ON) and potentially even losing context while - * PM is not fully initialized. The PM late init code can then program - * the desired target state for all the power domains. No return - * value. + * Register the list of function pointers used to implement the + * powerdomain functions on different OMAP SoCs. Should be called + * before any other pwrdm_register*() function. Returns -EINVAL if + * @po is null, -EEXIST if platform functions have already been + * registered, or 0 upon success. */ -void pwrdm_init(struct powerdomain **pwrdms, struct pwrdm_ops *custom_funcs) +int pwrdm_register_platform_funcs(struct pwrdm_ops *po) +{ + if (!po) + return -EINVAL; + + if (arch_pwrdm) + return -EEXIST; + + arch_pwrdm = po; + + return 0; +} + +/** + * pwrdm_register_pwrdms - register SoC powerdomains + * @ps: pointer to an array of struct powerdomain to register + * + * Register the powerdomains available on a particular OMAP SoC. Must + * be called after pwrdm_register_platform_funcs(). May be called + * multiple times. Returns -EACCES if called before + * pwrdm_register_platform_funcs(); -EINVAL if the argument @ps is + * null; or 0 upon success. + */ +int pwrdm_register_pwrdms(struct powerdomain **ps) { struct powerdomain **p = NULL; - struct powerdomain *temp_p; - if (!custom_funcs) - WARN(1, "powerdomain: No custom pwrdm functions registered\n"); - else - arch_pwrdm = custom_funcs; + if (!arch_pwrdm) + return -EEXIST; - if (pwrdms) { - for (p = pwrdms; *p; p++) - _pwrdm_register(*p); - } + if (!ps) + return -EINVAL; + + for (p = ps; *p; p++) + _pwrdm_register(*p); + + return 0; +} + +/** + * pwrdm_complete_init - set up the powerdomain layer + * + * Do whatever is necessary to initialize registered powerdomains and + * powerdomain code. Currently, this programs the next power state + * for each powerdomain to ON. This prevents powerdomains from + * unexpectedly losing context or entering high wakeup latency modes + * with non-power-management-enabled kernels. Must be called after + * pwrdm_register_pwrdms(). Returns -EACCES if called before + * pwrdm_register_pwrdms(), or 0 upon success. + */ +int pwrdm_complete_init(void) +{ + struct powerdomain *temp_p; + + if (list_empty(&pwrdm_list)) + return -EACCES; list_for_each_entry(temp_p, &pwrdm_list, node) pwrdm_set_next_pwrst(temp_p, PWRDM_POWER_ON); + + return 0; } /** @@ -390,6 +438,18 @@ int pwrdm_for_each_clkdm(struct powerdomain *pwrdm, } /** + * pwrdm_get_voltdm - return a ptr to the voltdm that this pwrdm resides in + * @pwrdm: struct powerdomain * + * + * Return a pointer to the struct voltageomain that the specified powerdomain + * @pwrdm exists in. + */ +struct voltagedomain *pwrdm_get_voltdm(struct powerdomain *pwrdm) +{ + return pwrdm->voltdm.ptr; +} + +/** * pwrdm_get_mem_bank_count - get number of memory banks in this powerdomain * @pwrdm: struct powerdomain * * diff --git a/arch/arm/mach-omap2/powerdomain.h b/arch/arm/mach-omap2/powerdomain.h index d23d979b9c34..42e6dd8f2a78 100644 --- a/arch/arm/mach-omap2/powerdomain.h +++ b/arch/arm/mach-omap2/powerdomain.h @@ -24,6 +24,8 @@ #include <plat/cpu.h> +#include "voltage.h" + /* Powerdomain basic power states */ #define PWRDM_POWER_OFF 0x0 #define PWRDM_POWER_RET 0x1 @@ -78,7 +80,7 @@ struct powerdomain; /** * struct powerdomain - OMAP powerdomain * @name: Powerdomain name - * @omap_chip: represents the OMAP chip types containing this pwrdm + * @voltdm: voltagedomain containing this powerdomain * @prcm_offs: the address offset from CM_BASE/PRM_BASE * @prcm_partition: (OMAP4 only) the PRCM partition ID containing @prcm_offs * @pwrsts: Possible powerdomain power states @@ -89,6 +91,7 @@ struct powerdomain; * @pwrsts_mem_on: Possible memory bank pwrstates when pwrdm in ON * @pwrdm_clkdms: Clockdomains in this powerdomain * @node: list_head linking all powerdomains + * @voltdm_node: list_head linking all powerdomains in a voltagedomain * @state: * @state_counter: * @timer: @@ -98,7 +101,10 @@ struct powerdomain; */ struct powerdomain { const char *name; - const struct omap_chip_id omap_chip; + union { + const char *name; + struct voltagedomain *ptr; + } voltdm; const s16 prcm_offs; const u8 pwrsts; const u8 pwrsts_logic_ret; @@ -109,6 +115,7 @@ struct powerdomain { const u8 prcm_partition; struct clockdomain *pwrdm_clkdms[PWRDM_MAX_CLKDMS]; struct list_head node; + struct list_head voltdm_node; int state; unsigned state_counter[PWRDM_MAX_PWRSTS]; unsigned ret_logic_off_counter; @@ -162,7 +169,9 @@ struct pwrdm_ops { int (*pwrdm_wait_transition)(struct powerdomain *pwrdm); }; -void pwrdm_init(struct powerdomain **pwrdm_list, struct pwrdm_ops *custom_funcs); +int pwrdm_register_platform_funcs(struct pwrdm_ops *custom_funcs); +int pwrdm_register_pwrdms(struct powerdomain **pwrdm_list); +int pwrdm_complete_init(void); struct powerdomain *pwrdm_lookup(const char *name); @@ -176,6 +185,7 @@ int pwrdm_del_clkdm(struct powerdomain *pwrdm, struct clockdomain *clkdm); int pwrdm_for_each_clkdm(struct powerdomain *pwrdm, int (*fn)(struct powerdomain *pwrdm, struct clockdomain *clkdm)); +struct voltagedomain *pwrdm_get_voltdm(struct powerdomain *pwrdm); int pwrdm_get_mem_bank_count(struct powerdomain *pwrdm); @@ -210,7 +220,8 @@ int pwrdm_set_lowpwrstchange(struct powerdomain *pwrdm); u32 pwrdm_get_context_loss_count(struct powerdomain *pwrdm); bool pwrdm_can_ever_lose_context(struct powerdomain *pwrdm); -extern void omap2xxx_powerdomains_init(void); +extern void omap242x_powerdomains_init(void); +extern void omap243x_powerdomains_init(void); extern void omap3xxx_powerdomains_init(void); extern void omap44xx_powerdomains_init(void); diff --git a/arch/arm/mach-omap2/powerdomain2xxx_3xxx.c b/arch/arm/mach-omap2/powerdomain2xxx_3xxx.c index cf600e22bf8e..6a17e4ca1d79 100644 --- a/arch/arm/mach-omap2/powerdomain2xxx_3xxx.c +++ b/arch/arm/mach-omap2/powerdomain2xxx_3xxx.c @@ -1,7 +1,7 @@ /* * OMAP2 and OMAP3 powerdomain control * - * Copyright (C) 2009-2010 Texas Instruments, Inc. + * Copyright (C) 2009-2011 Texas Instruments, Inc. * Copyright (C) 2007-2009 Nokia Corporation * * Derived from mach-omap2/powerdomain.c written by Paul Walmsley diff --git a/arch/arm/mach-omap2/powerdomains2xxx_3xxx_data.c b/arch/arm/mach-omap2/powerdomains2xxx_3xxx_data.c index 4210c3399769..d3a5399091ad 100644 --- a/arch/arm/mach-omap2/powerdomains2xxx_3xxx_data.c +++ b/arch/arm/mach-omap2/powerdomains2xxx_3xxx_data.c @@ -1,7 +1,7 @@ /* * OMAP2/3 common powerdomain definitions * - * Copyright (C) 2007-2008 Texas Instruments, Inc. + * Copyright (C) 2007-2008, 2011 Texas Instruments, Inc. * Copyright (C) 2007-2011 Nokia Corporation * * Paul Walmsley, Jouni Högander @@ -12,20 +12,6 @@ */ /* - * To Do List - * -> Move the Sleep/Wakeup dependencies from Power Domain framework to - * Clock Domain Framework - */ - -/* - * This file contains all of the powerdomains that have some element - * of software control for the OMAP24xx and OMAP34xx chips. - * - * This is not an exhaustive listing of powerdomains on the chips; only - * powerdomains that can be controlled in software. - */ - -/* * The names for the DSP/IVA2 powerdomains are confusing. * * Most OMAP chips have an on-board DSP. @@ -59,8 +45,6 @@ struct powerdomain gfx_omap2_pwrdm = { .name = "gfx_pwrdm", .prcm_offs = GFX_MOD, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP24XX | - CHIP_IS_OMAP3430ES1), .pwrsts = PWRSTS_OFF_RET_ON, .pwrsts_logic_ret = PWRSTS_RET, .banks = 1, @@ -70,11 +54,12 @@ struct powerdomain gfx_omap2_pwrdm = { .pwrsts_mem_on = { [0] = PWRSTS_ON, /* MEMONSTATE */ }, + .voltdm = { .name = "core" }, }; struct powerdomain wkup_omap2_pwrdm = { .name = "wkup_pwrdm", .prcm_offs = WKUP_MOD, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP24XX | CHIP_IS_OMAP3430), .pwrsts = PWRSTS_ON, + .voltdm = { .name = "wakeup" }, }; diff --git a/arch/arm/mach-omap2/powerdomains2xxx_data.c b/arch/arm/mach-omap2/powerdomains2xxx_data.c index cc389fb2005d..2385c1f009ee 100644 --- a/arch/arm/mach-omap2/powerdomains2xxx_data.c +++ b/arch/arm/mach-omap2/powerdomains2xxx_data.c @@ -1,7 +1,7 @@ /* * OMAP2XXX powerdomain definitions * - * Copyright (C) 2007-2008 Texas Instruments, Inc. + * Copyright (C) 2007-2008, 2011 Texas Instruments, Inc. * Copyright (C) 2007-2011 Nokia Corporation * * Paul Walmsley, Jouni Högander @@ -28,7 +28,6 @@ static struct powerdomain dsp_pwrdm = { .name = "dsp_pwrdm", .prcm_offs = OMAP24XX_DSP_MOD, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP24XX), .pwrsts = PWRSTS_OFF_RET_ON, .pwrsts_logic_ret = PWRSTS_RET, .banks = 1, @@ -38,12 +37,12 @@ static struct powerdomain dsp_pwrdm = { .pwrsts_mem_on = { [0] = PWRSTS_ON, }, + .voltdm = { .name = "core" }, }; static struct powerdomain mpu_24xx_pwrdm = { .name = "mpu_pwrdm", .prcm_offs = MPU_MOD, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP24XX), .pwrsts = PWRSTS_OFF_RET_ON, .pwrsts_logic_ret = PWRSTS_OFF_RET, .banks = 1, @@ -53,12 +52,12 @@ static struct powerdomain mpu_24xx_pwrdm = { .pwrsts_mem_on = { [0] = PWRSTS_ON, }, + .voltdm = { .name = "core" }, }; static struct powerdomain core_24xx_pwrdm = { .name = "core_pwrdm", .prcm_offs = CORE_MOD, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP24XX), .pwrsts = PWRSTS_OFF_RET_ON, .banks = 3, .pwrsts_mem_ret = { @@ -71,6 +70,7 @@ static struct powerdomain core_24xx_pwrdm = { [1] = PWRSTS_OFF_RET_ON, /* MEM2ONSTATE */ [2] = PWRSTS_OFF_RET_ON, /* MEM3ONSTATE */ }, + .voltdm = { .name = "core" }, }; @@ -78,14 +78,11 @@ static struct powerdomain core_24xx_pwrdm = { * 2430-specific powerdomains */ -#ifdef CONFIG_SOC_OMAP2430 - /* XXX 2430 KILLDOMAINWKUP bit? No current users apparently */ static struct powerdomain mdm_pwrdm = { .name = "mdm_pwrdm", .prcm_offs = OMAP2430_MDM_MOD, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP2430), .pwrsts = PWRSTS_OFF_RET_ON, .pwrsts_logic_ret = PWRSTS_RET, .banks = 1, @@ -95,29 +92,44 @@ static struct powerdomain mdm_pwrdm = { .pwrsts_mem_on = { [0] = PWRSTS_ON, /* MEMONSTATE */ }, + .voltdm = { .name = "core" }, }; -#endif /* CONFIG_SOC_OMAP2430 */ - -/* As powerdomains are added or removed above, this list must also be changed */ -static struct powerdomain *powerdomains_omap2xxx[] __initdata = { +/* + * + */ +static struct powerdomain *powerdomains_omap24xx[] __initdata = { &wkup_omap2_pwrdm, &gfx_omap2_pwrdm, - -#ifdef CONFIG_ARCH_OMAP2 &dsp_pwrdm, &mpu_24xx_pwrdm, &core_24xx_pwrdm, -#endif + NULL +}; -#ifdef CONFIG_SOC_OMAP2430 +static struct powerdomain *powerdomains_omap2430[] __initdata = { &mdm_pwrdm, -#endif NULL }; -void __init omap2xxx_powerdomains_init(void) +void __init omap242x_powerdomains_init(void) +{ + if (!cpu_is_omap2420()) + return; + + pwrdm_register_platform_funcs(&omap2_pwrdm_operations); + pwrdm_register_pwrdms(powerdomains_omap24xx); + pwrdm_complete_init(); +} + +void __init omap243x_powerdomains_init(void) { - pwrdm_init(powerdomains_omap2xxx, &omap2_pwrdm_operations); + if (!cpu_is_omap2430()) + return; + + pwrdm_register_platform_funcs(&omap2_pwrdm_operations); + pwrdm_register_pwrdms(powerdomains_omap24xx); + pwrdm_register_pwrdms(powerdomains_omap2430); + pwrdm_complete_init(); } diff --git a/arch/arm/mach-omap2/powerdomains3xxx_data.c b/arch/arm/mach-omap2/powerdomains3xxx_data.c index 469a920a74dc..8ef26daeed68 100644 --- a/arch/arm/mach-omap2/powerdomains3xxx_data.c +++ b/arch/arm/mach-omap2/powerdomains3xxx_data.c @@ -1,7 +1,7 @@ /* * OMAP3 powerdomain definitions * - * Copyright (C) 2007-2008 Texas Instruments, Inc. + * Copyright (C) 2007-2008, 2011 Texas Instruments, Inc. * Copyright (C) 2007-2011 Nokia Corporation * * Paul Walmsley, Jouni Högander @@ -14,6 +14,8 @@ #include <linux/kernel.h> #include <linux/init.h> +#include <plat/cpu.h> + #include "powerdomain.h" #include "powerdomains2xxx_3xxx_data.h" @@ -27,8 +29,6 @@ * 34XX-specific powerdomains, dependencies */ -#ifdef CONFIG_ARCH_OMAP3 - /* * Powerdomains */ @@ -36,7 +36,6 @@ static struct powerdomain iva2_pwrdm = { .name = "iva2_pwrdm", .prcm_offs = OMAP3430_IVA2_MOD, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430), .pwrsts = PWRSTS_OFF_RET_ON, .pwrsts_logic_ret = PWRSTS_OFF_RET, .banks = 4, @@ -52,12 +51,12 @@ static struct powerdomain iva2_pwrdm = { [2] = PWRSTS_OFF_ON, [3] = PWRSTS_ON, }, + .voltdm = { .name = "mpu_iva" }, }; static struct powerdomain mpu_3xxx_pwrdm = { .name = "mpu_pwrdm", .prcm_offs = MPU_MOD, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430), .pwrsts = PWRSTS_OFF_RET_ON, .pwrsts_logic_ret = PWRSTS_OFF_RET, .flags = PWRDM_HAS_MPU_QUIRK, @@ -68,6 +67,7 @@ static struct powerdomain mpu_3xxx_pwrdm = { .pwrsts_mem_on = { [0] = PWRSTS_OFF_ON, }, + .voltdm = { .name = "mpu_iva" }, }; /* @@ -83,10 +83,6 @@ static struct powerdomain mpu_3xxx_pwrdm = { static struct powerdomain core_3xxx_pre_es3_1_pwrdm = { .name = "core_pwrdm", .prcm_offs = CORE_MOD, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430ES1 | - CHIP_IS_OMAP3430ES2 | - CHIP_IS_OMAP3430ES3_0 | - CHIP_IS_OMAP3630ES1), .pwrsts = PWRSTS_OFF_RET_ON, .pwrsts_logic_ret = PWRSTS_OFF_RET, .banks = 2, @@ -98,13 +94,12 @@ static struct powerdomain core_3xxx_pre_es3_1_pwrdm = { [0] = PWRSTS_OFF_RET_ON, /* MEM1ONSTATE */ [1] = PWRSTS_OFF_RET_ON, /* MEM2ONSTATE */ }, + .voltdm = { .name = "core" }, }; static struct powerdomain core_3xxx_es3_1_pwrdm = { .name = "core_pwrdm", .prcm_offs = CORE_MOD, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430ES3_1 | - CHIP_GE_OMAP3630ES1_1), .pwrsts = PWRSTS_OFF_RET_ON, .pwrsts_logic_ret = PWRSTS_OFF_RET, /* @@ -121,11 +116,11 @@ static struct powerdomain core_3xxx_es3_1_pwrdm = { [0] = PWRSTS_OFF_RET_ON, /* MEM1ONSTATE */ [1] = PWRSTS_OFF_RET_ON, /* MEM2ONSTATE */ }, + .voltdm = { .name = "core" }, }; static struct powerdomain dss_pwrdm = { .name = "dss_pwrdm", - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430), .prcm_offs = OMAP3430_DSS_MOD, .pwrsts = PWRSTS_OFF_RET_ON, .pwrsts_logic_ret = PWRSTS_RET, @@ -136,6 +131,7 @@ static struct powerdomain dss_pwrdm = { .pwrsts_mem_on = { [0] = PWRSTS_ON, /* MEMONSTATE */ }, + .voltdm = { .name = "core" }, }; /* @@ -146,7 +142,6 @@ static struct powerdomain dss_pwrdm = { static struct powerdomain sgx_pwrdm = { .name = "sgx_pwrdm", .prcm_offs = OMAP3430ES2_SGX_MOD, - .omap_chip = OMAP_CHIP_INIT(CHIP_GE_OMAP3430ES2), /* XXX This is accurate for 3430 SGX, but what about GFX? */ .pwrsts = PWRSTS_OFF_ON, .pwrsts_logic_ret = PWRSTS_RET, @@ -157,11 +152,11 @@ static struct powerdomain sgx_pwrdm = { .pwrsts_mem_on = { [0] = PWRSTS_ON, /* MEMONSTATE */ }, + .voltdm = { .name = "core" }, }; static struct powerdomain cam_pwrdm = { .name = "cam_pwrdm", - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430), .prcm_offs = OMAP3430_CAM_MOD, .pwrsts = PWRSTS_OFF_RET_ON, .pwrsts_logic_ret = PWRSTS_RET, @@ -172,12 +167,12 @@ static struct powerdomain cam_pwrdm = { .pwrsts_mem_on = { [0] = PWRSTS_ON, /* MEMONSTATE */ }, + .voltdm = { .name = "core" }, }; static struct powerdomain per_pwrdm = { .name = "per_pwrdm", .prcm_offs = OMAP3430_PER_MOD, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430), .pwrsts = PWRSTS_OFF_RET_ON, .pwrsts_logic_ret = PWRSTS_OFF_RET, .banks = 1, @@ -187,26 +182,26 @@ static struct powerdomain per_pwrdm = { .pwrsts_mem_on = { [0] = PWRSTS_ON, /* MEMONSTATE */ }, + .voltdm = { .name = "core" }, }; static struct powerdomain emu_pwrdm = { .name = "emu_pwrdm", .prcm_offs = OMAP3430_EMU_MOD, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430), + .voltdm = { .name = "core" }, }; static struct powerdomain neon_pwrdm = { .name = "neon_pwrdm", .prcm_offs = OMAP3430_NEON_MOD, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430), .pwrsts = PWRSTS_OFF_RET_ON, .pwrsts_logic_ret = PWRSTS_RET, + .voltdm = { .name = "mpu_iva" }, }; static struct powerdomain usbhost_pwrdm = { .name = "usbhost_pwrdm", .prcm_offs = OMAP3430ES2_USBHOST_MOD, - .omap_chip = OMAP_CHIP_INIT(CHIP_GE_OMAP3430ES2), .pwrsts = PWRSTS_OFF_RET_ON, .pwrsts_logic_ret = PWRSTS_RET, /* @@ -223,65 +218,103 @@ static struct powerdomain usbhost_pwrdm = { .pwrsts_mem_on = { [0] = PWRSTS_ON, /* MEMONSTATE */ }, + .voltdm = { .name = "core" }, }; static struct powerdomain dpll1_pwrdm = { .name = "dpll1_pwrdm", .prcm_offs = MPU_MOD, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430), + .voltdm = { .name = "mpu_iva" }, }; static struct powerdomain dpll2_pwrdm = { .name = "dpll2_pwrdm", .prcm_offs = OMAP3430_IVA2_MOD, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430), + .voltdm = { .name = "mpu_iva" }, }; static struct powerdomain dpll3_pwrdm = { .name = "dpll3_pwrdm", .prcm_offs = PLL_MOD, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430), + .voltdm = { .name = "core" }, }; static struct powerdomain dpll4_pwrdm = { .name = "dpll4_pwrdm", .prcm_offs = PLL_MOD, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430), + .voltdm = { .name = "core" }, }; static struct powerdomain dpll5_pwrdm = { .name = "dpll5_pwrdm", .prcm_offs = PLL_MOD, - .omap_chip = OMAP_CHIP_INIT(CHIP_GE_OMAP3430ES2), + .voltdm = { .name = "core" }, }; /* As powerdomains are added or removed above, this list must also be changed */ -static struct powerdomain *powerdomains_omap3xxx[] __initdata = { - +static struct powerdomain *powerdomains_omap3430_common[] __initdata = { &wkup_omap2_pwrdm, - &gfx_omap2_pwrdm, &iva2_pwrdm, &mpu_3xxx_pwrdm, &neon_pwrdm, - &core_3xxx_pre_es3_1_pwrdm, - &core_3xxx_es3_1_pwrdm, &cam_pwrdm, &dss_pwrdm, &per_pwrdm, &emu_pwrdm, - &sgx_pwrdm, - &usbhost_pwrdm, &dpll1_pwrdm, &dpll2_pwrdm, &dpll3_pwrdm, &dpll4_pwrdm, + NULL +}; + +static struct powerdomain *powerdomains_omap3430es1[] __initdata = { + &gfx_omap2_pwrdm, + &core_3xxx_pre_es3_1_pwrdm, + NULL +}; + +/* also includes 3630ES1.0 */ +static struct powerdomain *powerdomains_omap3430es2_es3_0[] __initdata = { + &core_3xxx_pre_es3_1_pwrdm, + &sgx_pwrdm, + &usbhost_pwrdm, &dpll5_pwrdm, -#endif NULL }; +/* also includes 3630ES1.1+ */ +static struct powerdomain *powerdomains_omap3430es3_1plus[] __initdata = { + &core_3xxx_es3_1_pwrdm, + &sgx_pwrdm, + &usbhost_pwrdm, + &dpll5_pwrdm, + NULL +}; void __init omap3xxx_powerdomains_init(void) { - pwrdm_init(powerdomains_omap3xxx, &omap3_pwrdm_operations); + unsigned int rev; + + if (!cpu_is_omap34xx()) + return; + + pwrdm_register_platform_funcs(&omap3_pwrdm_operations); + pwrdm_register_pwrdms(powerdomains_omap3430_common); + + rev = omap_rev(); + + if (rev == OMAP3430_REV_ES1_0) + pwrdm_register_pwrdms(powerdomains_omap3430es1); + else if (rev == OMAP3430_REV_ES2_0 || rev == OMAP3430_REV_ES2_1 || + rev == OMAP3430_REV_ES3_0 || rev == OMAP3630_REV_ES1_0) + pwrdm_register_pwrdms(powerdomains_omap3430es2_es3_0); + else if (rev == OMAP3430_REV_ES3_1 || rev == OMAP3430_REV_ES3_1_2 || + rev == OMAP3517_REV_ES1_0 || rev == OMAP3517_REV_ES1_1 || + rev == OMAP3630_REV_ES1_1 || rev == OMAP3630_REV_ES1_2) + pwrdm_register_pwrdms(powerdomains_omap3430es3_1plus); + else + WARN(1, "OMAP3 powerdomain init: unknown chip type\n"); + + pwrdm_complete_init(); } diff --git a/arch/arm/mach-omap2/powerdomains44xx_data.c b/arch/arm/mach-omap2/powerdomains44xx_data.c index 247e79495115..704664c0e259 100644 --- a/arch/arm/mach-omap2/powerdomains44xx_data.c +++ b/arch/arm/mach-omap2/powerdomains44xx_data.c @@ -33,9 +33,9 @@ /* core_44xx_pwrdm: CORE power domain */ static struct powerdomain core_44xx_pwrdm = { .name = "core_pwrdm", + .voltdm = { .name = "core" }, .prcm_offs = OMAP4430_PRM_CORE_INST, .prcm_partition = OMAP4430_PRM_PARTITION, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430), .pwrsts = PWRSTS_RET_ON, .pwrsts_logic_ret = PWRSTS_OFF_RET, .banks = 5, @@ -59,9 +59,9 @@ static struct powerdomain core_44xx_pwrdm = { /* gfx_44xx_pwrdm: 3D accelerator power domain */ static struct powerdomain gfx_44xx_pwrdm = { .name = "gfx_pwrdm", + .voltdm = { .name = "core" }, .prcm_offs = OMAP4430_PRM_GFX_INST, .prcm_partition = OMAP4430_PRM_PARTITION, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430), .pwrsts = PWRSTS_OFF_ON, .banks = 1, .pwrsts_mem_ret = { @@ -76,9 +76,9 @@ static struct powerdomain gfx_44xx_pwrdm = { /* abe_44xx_pwrdm: Audio back end power domain */ static struct powerdomain abe_44xx_pwrdm = { .name = "abe_pwrdm", + .voltdm = { .name = "iva" }, .prcm_offs = OMAP4430_PRM_ABE_INST, .prcm_partition = OMAP4430_PRM_PARTITION, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430), .pwrsts = PWRSTS_OFF_RET_ON, .pwrsts_logic_ret = PWRSTS_OFF, .banks = 2, @@ -96,9 +96,9 @@ static struct powerdomain abe_44xx_pwrdm = { /* dss_44xx_pwrdm: Display subsystem power domain */ static struct powerdomain dss_44xx_pwrdm = { .name = "dss_pwrdm", + .voltdm = { .name = "core" }, .prcm_offs = OMAP4430_PRM_DSS_INST, .prcm_partition = OMAP4430_PRM_PARTITION, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430), .pwrsts = PWRSTS_OFF_RET_ON, .pwrsts_logic_ret = PWRSTS_OFF, .banks = 1, @@ -114,9 +114,9 @@ static struct powerdomain dss_44xx_pwrdm = { /* tesla_44xx_pwrdm: Tesla processor power domain */ static struct powerdomain tesla_44xx_pwrdm = { .name = "tesla_pwrdm", + .voltdm = { .name = "iva" }, .prcm_offs = OMAP4430_PRM_TESLA_INST, .prcm_partition = OMAP4430_PRM_PARTITION, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430), .pwrsts = PWRSTS_OFF_RET_ON, .pwrsts_logic_ret = PWRSTS_OFF_RET, .banks = 3, @@ -136,9 +136,9 @@ static struct powerdomain tesla_44xx_pwrdm = { /* wkup_44xx_pwrdm: Wake-up power domain */ static struct powerdomain wkup_44xx_pwrdm = { .name = "wkup_pwrdm", + .voltdm = { .name = "wakeup" }, .prcm_offs = OMAP4430_PRM_WKUP_INST, .prcm_partition = OMAP4430_PRM_PARTITION, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430), .pwrsts = PWRSTS_ON, .banks = 1, .pwrsts_mem_ret = { @@ -152,9 +152,9 @@ static struct powerdomain wkup_44xx_pwrdm = { /* cpu0_44xx_pwrdm: MPU0 processor and Neon coprocessor power domain */ static struct powerdomain cpu0_44xx_pwrdm = { .name = "cpu0_pwrdm", + .voltdm = { .name = "mpu" }, .prcm_offs = OMAP4430_PRCM_MPU_CPU0_INST, .prcm_partition = OMAP4430_PRCM_MPU_PARTITION, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430), .pwrsts = PWRSTS_OFF_RET_ON, .pwrsts_logic_ret = PWRSTS_OFF_RET, .banks = 1, @@ -169,9 +169,9 @@ static struct powerdomain cpu0_44xx_pwrdm = { /* cpu1_44xx_pwrdm: MPU1 processor and Neon coprocessor power domain */ static struct powerdomain cpu1_44xx_pwrdm = { .name = "cpu1_pwrdm", + .voltdm = { .name = "mpu" }, .prcm_offs = OMAP4430_PRCM_MPU_CPU1_INST, .prcm_partition = OMAP4430_PRCM_MPU_PARTITION, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430), .pwrsts = PWRSTS_OFF_RET_ON, .pwrsts_logic_ret = PWRSTS_OFF_RET, .banks = 1, @@ -186,9 +186,9 @@ static struct powerdomain cpu1_44xx_pwrdm = { /* emu_44xx_pwrdm: Emulation power domain */ static struct powerdomain emu_44xx_pwrdm = { .name = "emu_pwrdm", + .voltdm = { .name = "wakeup" }, .prcm_offs = OMAP4430_PRM_EMU_INST, .prcm_partition = OMAP4430_PRM_PARTITION, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430), .pwrsts = PWRSTS_OFF_ON, .banks = 1, .pwrsts_mem_ret = { @@ -202,9 +202,9 @@ static struct powerdomain emu_44xx_pwrdm = { /* mpu_44xx_pwrdm: Modena processor and the Neon coprocessor power domain */ static struct powerdomain mpu_44xx_pwrdm = { .name = "mpu_pwrdm", + .voltdm = { .name = "mpu" }, .prcm_offs = OMAP4430_PRM_MPU_INST, .prcm_partition = OMAP4430_PRM_PARTITION, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430), .pwrsts = PWRSTS_RET_ON, .pwrsts_logic_ret = PWRSTS_OFF_RET, .banks = 3, @@ -223,9 +223,9 @@ static struct powerdomain mpu_44xx_pwrdm = { /* ivahd_44xx_pwrdm: IVA-HD power domain */ static struct powerdomain ivahd_44xx_pwrdm = { .name = "ivahd_pwrdm", + .voltdm = { .name = "iva" }, .prcm_offs = OMAP4430_PRM_IVAHD_INST, .prcm_partition = OMAP4430_PRM_PARTITION, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430), .pwrsts = PWRSTS_OFF_RET_ON, .pwrsts_logic_ret = PWRSTS_OFF, .banks = 4, @@ -247,9 +247,9 @@ static struct powerdomain ivahd_44xx_pwrdm = { /* cam_44xx_pwrdm: Camera subsystem power domain */ static struct powerdomain cam_44xx_pwrdm = { .name = "cam_pwrdm", + .voltdm = { .name = "core" }, .prcm_offs = OMAP4430_PRM_CAM_INST, .prcm_partition = OMAP4430_PRM_PARTITION, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430), .pwrsts = PWRSTS_OFF_ON, .banks = 1, .pwrsts_mem_ret = { @@ -264,9 +264,9 @@ static struct powerdomain cam_44xx_pwrdm = { /* l3init_44xx_pwrdm: L3 initators pheripherals power domain */ static struct powerdomain l3init_44xx_pwrdm = { .name = "l3init_pwrdm", + .voltdm = { .name = "core" }, .prcm_offs = OMAP4430_PRM_L3INIT_INST, .prcm_partition = OMAP4430_PRM_PARTITION, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430), .pwrsts = PWRSTS_RET_ON, .pwrsts_logic_ret = PWRSTS_OFF_RET, .banks = 1, @@ -282,9 +282,9 @@ static struct powerdomain l3init_44xx_pwrdm = { /* l4per_44xx_pwrdm: Target peripherals power domain */ static struct powerdomain l4per_44xx_pwrdm = { .name = "l4per_pwrdm", + .voltdm = { .name = "core" }, .prcm_offs = OMAP4430_PRM_L4PER_INST, .prcm_partition = OMAP4430_PRM_PARTITION, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430), .pwrsts = PWRSTS_RET_ON, .pwrsts_logic_ret = PWRSTS_OFF_RET, .banks = 2, @@ -305,18 +305,18 @@ static struct powerdomain l4per_44xx_pwrdm = { */ static struct powerdomain always_on_core_44xx_pwrdm = { .name = "always_on_core_pwrdm", + .voltdm = { .name = "core" }, .prcm_offs = OMAP4430_PRM_ALWAYS_ON_INST, .prcm_partition = OMAP4430_PRM_PARTITION, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430), .pwrsts = PWRSTS_ON, }; /* cefuse_44xx_pwrdm: Customer efuse controller power domain */ static struct powerdomain cefuse_44xx_pwrdm = { .name = "cefuse_pwrdm", + .voltdm = { .name = "core" }, .prcm_offs = OMAP4430_PRM_CEFUSE_INST, .prcm_partition = OMAP4430_PRM_PARTITION, - .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430), .pwrsts = PWRSTS_OFF_ON, .flags = PWRDM_HAS_LOWPOWERSTATECHANGE, }; @@ -352,5 +352,7 @@ static struct powerdomain *powerdomains_omap44xx[] __initdata = { void __init omap44xx_powerdomains_init(void) { - pwrdm_init(powerdomains_omap44xx, &omap4_pwrdm_operations); + pwrdm_register_platform_funcs(&omap4_pwrdm_operations); + pwrdm_register_pwrdms(powerdomains_omap44xx); + pwrdm_complete_init(); } diff --git a/arch/arm/mach-omap2/prcm.c b/arch/arm/mach-omap2/prcm.c index 2e40a5cf0163..8db5f035eb0a 100644 --- a/arch/arm/mach-omap2/prcm.c +++ b/arch/arm/mach-omap2/prcm.c @@ -151,17 +151,10 @@ int omap2_cm_wait_idlest(void __iomem *reg, u32 mask, u8 idlest, void __init omap2_set_globals_prcm(struct omap_globals *omap2_globals) { - /* Static mapping, never released */ - if (omap2_globals->prm) { - prm_base = ioremap(omap2_globals->prm, SZ_8K); - WARN_ON(!prm_base); - } - if (omap2_globals->cm) { - cm_base = ioremap(omap2_globals->cm, SZ_8K); - WARN_ON(!cm_base); - } - if (omap2_globals->cm2) { - cm2_base = ioremap(omap2_globals->cm2, SZ_8K); - WARN_ON(!cm2_base); - } + if (omap2_globals->prm) + prm_base = omap2_globals->prm; + if (omap2_globals->cm) + cm_base = omap2_globals->cm; + if (omap2_globals->cm2) + cm2_base = omap2_globals->cm2; } diff --git a/arch/arm/mach-omap2/prm2xxx_3xxx.c b/arch/arm/mach-omap2/prm2xxx_3xxx.c index 051213fbc346..f02d87f68e54 100644 --- a/arch/arm/mach-omap2/prm2xxx_3xxx.c +++ b/arch/arm/mach-omap2/prm2xxx_3xxx.c @@ -20,6 +20,8 @@ #include <plat/cpu.h> #include <plat/prcm.h> +#include "vp.h" + #include "prm2xxx_3xxx.h" #include "cm2xxx_3xxx.h" #include "prm-regbits-24xx.h" @@ -156,3 +158,57 @@ int omap2_prm_deassert_hardreset(s16 prm_mod, u8 rst_shift, u8 st_shift) return (c == MAX_MODULE_HARDRESET_WAIT) ? -EBUSY : 0; } + +/* PRM VP */ + +/* + * struct omap3_vp - OMAP3 VP register access description. + * @tranxdone_status: VP_TRANXDONE_ST bitmask in PRM_IRQSTATUS_MPU reg + */ +struct omap3_vp { + u32 tranxdone_status; +}; + +static struct omap3_vp omap3_vp[] = { + [OMAP3_VP_VDD_MPU_ID] = { + .tranxdone_status = OMAP3430_VP1_TRANXDONE_ST_MASK, + }, + [OMAP3_VP_VDD_CORE_ID] = { + .tranxdone_status = OMAP3430_VP2_TRANXDONE_ST_MASK, + }, +}; + +#define MAX_VP_ID ARRAY_SIZE(omap3_vp); + +u32 omap3_prm_vp_check_txdone(u8 vp_id) +{ + struct omap3_vp *vp = &omap3_vp[vp_id]; + u32 irqstatus; + + irqstatus = omap2_prm_read_mod_reg(OCP_MOD, + OMAP3_PRM_IRQSTATUS_MPU_OFFSET); + return irqstatus & vp->tranxdone_status; +} + +void omap3_prm_vp_clear_txdone(u8 vp_id) +{ + struct omap3_vp *vp = &omap3_vp[vp_id]; + + omap2_prm_write_mod_reg(vp->tranxdone_status, + OCP_MOD, OMAP3_PRM_IRQSTATUS_MPU_OFFSET); +} + +u32 omap3_prm_vcvp_read(u8 offset) +{ + return omap2_prm_read_mod_reg(OMAP3430_GR_MOD, offset); +} + +void omap3_prm_vcvp_write(u32 val, u8 offset) +{ + omap2_prm_write_mod_reg(val, OMAP3430_GR_MOD, offset); +} + +u32 omap3_prm_vcvp_rmw(u32 mask, u32 bits, u8 offset) +{ + return omap2_prm_rmw_mod_reg_bits(mask, bits, OMAP3430_GR_MOD, offset); +} diff --git a/arch/arm/mach-omap2/prm2xxx_3xxx.h b/arch/arm/mach-omap2/prm2xxx_3xxx.h index a1fc62a39dbb..cef533df0861 100644 --- a/arch/arm/mach-omap2/prm2xxx_3xxx.h +++ b/arch/arm/mach-omap2/prm2xxx_3xxx.h @@ -303,7 +303,19 @@ extern int omap2_prm_is_hardreset_asserted(s16 prm_mod, u8 shift); extern int omap2_prm_assert_hardreset(s16 prm_mod, u8 shift); extern int omap2_prm_deassert_hardreset(s16 prm_mod, u8 rst_shift, u8 st_shift); +/* OMAP3-specific VP functions */ +u32 omap3_prm_vp_check_txdone(u8 vp_id); +void omap3_prm_vp_clear_txdone(u8 vp_id); + +/* + * OMAP3 access functions for voltage controller (VC) and + * voltage proccessor (VP) in the PRM. + */ +extern u32 omap3_prm_vcvp_read(u8 offset); +extern void omap3_prm_vcvp_write(u32 val, u8 offset); +extern u32 omap3_prm_vcvp_rmw(u32 mask, u32 bits, u8 offset); #endif /* CONFIG_ARCH_OMAP4 */ + #endif /* diff --git a/arch/arm/mach-omap2/prm44xx.c b/arch/arm/mach-omap2/prm44xx.c index 00165558fc4d..495a31a7e8a7 100644 --- a/arch/arm/mach-omap2/prm44xx.c +++ b/arch/arm/mach-omap2/prm44xx.c @@ -21,8 +21,11 @@ #include <plat/cpu.h> #include <plat/prcm.h> +#include "vp.h" #include "prm44xx.h" #include "prm-regbits-44xx.h" +#include "prcm44xx.h" +#include "prminst44xx.h" /* PRM low-level functions */ @@ -50,3 +53,71 @@ u32 omap4_prm_rmw_inst_reg_bits(u32 mask, u32 bits, s16 inst, s16 reg) return v; } + +/* PRM VP */ + +/* + * struct omap4_vp - OMAP4 VP register access description. + * @irqstatus_mpu: offset to IRQSTATUS_MPU register for VP + * @tranxdone_status: VP_TRANXDONE_ST bitmask in PRM_IRQSTATUS_MPU reg + */ +struct omap4_vp { + u32 irqstatus_mpu; + u32 tranxdone_status; +}; + +static struct omap4_vp omap4_vp[] = { + [OMAP4_VP_VDD_MPU_ID] = { + .irqstatus_mpu = OMAP4_PRM_IRQSTATUS_MPU_2_OFFSET, + .tranxdone_status = OMAP4430_VP_MPU_TRANXDONE_ST_MASK, + }, + [OMAP4_VP_VDD_IVA_ID] = { + .irqstatus_mpu = OMAP4_PRM_IRQSTATUS_MPU_OFFSET, + .tranxdone_status = OMAP4430_VP_IVA_TRANXDONE_ST_MASK, + }, + [OMAP4_VP_VDD_CORE_ID] = { + .irqstatus_mpu = OMAP4_PRM_IRQSTATUS_MPU_OFFSET, + .tranxdone_status = OMAP4430_VP_CORE_TRANXDONE_ST_MASK, + }, +}; + +u32 omap4_prm_vp_check_txdone(u8 vp_id) +{ + struct omap4_vp *vp = &omap4_vp[vp_id]; + u32 irqstatus; + + irqstatus = omap4_prminst_read_inst_reg(OMAP4430_PRM_PARTITION, + OMAP4430_PRM_OCP_SOCKET_INST, + vp->irqstatus_mpu); + return irqstatus & vp->tranxdone_status; +} + +void omap4_prm_vp_clear_txdone(u8 vp_id) +{ + struct omap4_vp *vp = &omap4_vp[vp_id]; + + omap4_prminst_write_inst_reg(vp->tranxdone_status, + OMAP4430_PRM_PARTITION, + OMAP4430_PRM_OCP_SOCKET_INST, + vp->irqstatus_mpu); +}; + +u32 omap4_prm_vcvp_read(u8 offset) +{ + return omap4_prminst_read_inst_reg(OMAP4430_PRM_PARTITION, + OMAP4430_PRM_DEVICE_INST, offset); +} + +void omap4_prm_vcvp_write(u32 val, u8 offset) +{ + omap4_prminst_write_inst_reg(val, OMAP4430_PRM_PARTITION, + OMAP4430_PRM_DEVICE_INST, offset); +} + +u32 omap4_prm_vcvp_rmw(u32 mask, u32 bits, u8 offset) +{ + return omap4_prminst_rmw_inst_reg_bits(mask, bits, + OMAP4430_PRM_PARTITION, + OMAP4430_PRM_DEVICE_INST, + offset); +} diff --git a/arch/arm/mach-omap2/prm44xx.h b/arch/arm/mach-omap2/prm44xx.h index 7dfa379b625d..3d66ccd849d2 100644 --- a/arch/arm/mach-omap2/prm44xx.h +++ b/arch/arm/mach-omap2/prm44xx.h @@ -751,6 +751,18 @@ extern u32 omap4_prm_read_inst_reg(s16 inst, u16 idx); extern void omap4_prm_write_inst_reg(u32 val, s16 inst, u16 idx); extern u32 omap4_prm_rmw_inst_reg_bits(u32 mask, u32 bits, s16 inst, s16 idx); +/* OMAP4-specific VP functions */ +u32 omap4_prm_vp_check_txdone(u8 vp_id); +void omap4_prm_vp_clear_txdone(u8 vp_id); + +/* + * OMAP4 access functions for voltage controller (VC) and + * voltage proccessor (VP) in the PRM. + */ +extern u32 omap4_prm_vcvp_read(u8 offset); +extern void omap4_prm_vcvp_write(u32 val, u8 offset); +extern u32 omap4_prm_vcvp_rmw(u32 mask, u32 bits, u8 offset); + # endif #endif diff --git a/arch/arm/mach-omap2/sdrc.c b/arch/arm/mach-omap2/sdrc.c index da6f3a63b5d5..8f2782874771 100644 --- a/arch/arm/mach-omap2/sdrc.c +++ b/arch/arm/mach-omap2/sdrc.c @@ -117,15 +117,10 @@ int omap2_sdrc_get_params(unsigned long r, void __init omap2_set_globals_sdrc(struct omap_globals *omap2_globals) { - /* Static mapping, never released */ - if (omap2_globals->sdrc) { - omap2_sdrc_base = ioremap(omap2_globals->sdrc, SZ_64K); - WARN_ON(!omap2_sdrc_base); - } - if (omap2_globals->sms) { - omap2_sms_base = ioremap(omap2_globals->sms, SZ_64K); - WARN_ON(!omap2_sms_base); - } + if (omap2_globals->sdrc) + omap2_sdrc_base = omap2_globals->sdrc; + if (omap2_globals->sms) + omap2_sms_base = omap2_globals->sms; } /** diff --git a/arch/arm/mach-omap2/serial.c b/arch/arm/mach-omap2/serial.c index 466fc722fa0f..9992dbfdfdb3 100644 --- a/arch/arm/mach-omap2/serial.c +++ b/arch/arm/mach-omap2/serial.c @@ -107,28 +107,6 @@ struct omap_uart_state { static LIST_HEAD(uart_list); static u8 num_uarts; -static int uart_idle_hwmod(struct omap_device *od) -{ - omap_hwmod_idle(od->hwmods[0]); - - return 0; -} - -static int uart_enable_hwmod(struct omap_device *od) -{ - omap_hwmod_enable(od->hwmods[0]); - - return 0; -} - -static struct omap_device_pm_latency omap_uart_latency[] = { - { - .deactivate_func = uart_idle_hwmod, - .activate_func = uart_enable_hwmod, - .flags = OMAP_DEVICE_LATENCY_AUTO_ADJUST, - }, -}; - static inline unsigned int __serial_read_reg(struct uart_port *up, int offset) { @@ -711,7 +689,7 @@ void __init omap_serial_init_port(struct omap_board_data *bdata) { struct omap_uart_state *uart; struct omap_hwmod *oh; - struct omap_device *od; + struct platform_device *pdev; void *pdata = NULL; u32 pdata_size = 0; char *name; @@ -799,20 +777,19 @@ void __init omap_serial_init_port(struct omap_board_data *bdata) if (WARN_ON(!oh)) return; - od = omap_device_build(name, uart->num, oh, pdata, pdata_size, - omap_uart_latency, - ARRAY_SIZE(omap_uart_latency), false); - WARN(IS_ERR(od), "Could not build omap_device for %s: %s.\n", + pdev = omap_device_build(name, uart->num, oh, pdata, pdata_size, + NULL, 0, false); + WARN(IS_ERR(pdev), "Could not build omap_device for %s: %s.\n", name, oh->name); - omap_device_disable_idle_on_suspend(od); + omap_device_disable_idle_on_suspend(pdev); oh->mux = omap_hwmod_mux_init(bdata->pads, bdata->pads_cnt); uart->irq = oh->mpu_irqs[0].irq; uart->regshift = 2; uart->mapbase = oh->slaves[0]->addr->pa_start; uart->membase = omap_hwmod_get_mpu_rt_va(oh); - uart->pdev = &od->pdev; + uart->pdev = pdev; oh->dev_attr = uart; @@ -846,8 +823,8 @@ void __init omap_serial_init_port(struct omap_board_data *bdata) if ((cpu_is_omap34xx() && uart->padconf) || (uart->wk_en && uart->wk_mask)) { - device_init_wakeup(&od->pdev.dev, true); - DEV_CREATE_FILE(&od->pdev.dev, &dev_attr_sleep_timeout); + device_init_wakeup(&pdev->dev, true); + DEV_CREATE_FILE(&pdev->dev, &dev_attr_sleep_timeout); } /* Enable the MDR1 errata for OMAP3 */ diff --git a/arch/arm/mach-omap2/smartreflex-class3.c b/arch/arm/mach-omap2/smartreflex-class3.c index f438cf4d847b..53d9d0a5b39d 100644 --- a/arch/arm/mach-omap2/smartreflex-class3.c +++ b/arch/arm/mach-omap2/smartreflex-class3.c @@ -15,7 +15,7 @@ static int sr_class3_enable(struct voltagedomain *voltdm) { - unsigned long volt = omap_voltage_get_nom_volt(voltdm); + unsigned long volt = voltdm_get_voltage(voltdm); if (!volt) { pr_warning("%s: Curr voltage unknown. Cannot enable sr_%s\n", @@ -32,7 +32,7 @@ static int sr_class3_disable(struct voltagedomain *voltdm, int is_volt_reset) omap_vp_disable(voltdm); sr_disable(voltdm); if (is_volt_reset) - omap_voltage_reset(voltdm); + voltdm_reset(voltdm); return 0; } diff --git a/arch/arm/mach-omap2/smartreflex.c b/arch/arm/mach-omap2/smartreflex.c index 34c01a7de810..bb606c9709b2 100644 --- a/arch/arm/mach-omap2/smartreflex.c +++ b/arch/arm/mach-omap2/smartreflex.c @@ -62,6 +62,7 @@ static LIST_HEAD(sr_list); static struct omap_sr_class_data *sr_class; static struct omap_sr_pmic_data *sr_pmic_data; +static struct dentry *sr_dbg_dir; static inline void sr_write_reg(struct omap_sr *sr, unsigned offset, u32 value) { @@ -826,9 +827,10 @@ static int __init omap_sr_probe(struct platform_device *pdev) struct omap_sr *sr_info = kzalloc(sizeof(struct omap_sr), GFP_KERNEL); struct omap_sr_data *pdata = pdev->dev.platform_data; struct resource *mem, *irq; - struct dentry *vdd_dbg_dir, *nvalue_dir; + struct dentry *nvalue_dir; struct omap_volt_data *volt_data; int i, ret = 0; + char *name; if (!sr_info) { dev_err(&pdev->dev, "%s: unable to allocate sr_info\n", @@ -899,18 +901,25 @@ static int __init omap_sr_probe(struct platform_device *pdev) } dev_info(&pdev->dev, "%s: SmartReflex driver initialized\n", __func__); + if (!sr_dbg_dir) { + sr_dbg_dir = debugfs_create_dir("smartreflex", NULL); + if (!sr_dbg_dir) { + ret = PTR_ERR(sr_dbg_dir); + pr_err("%s:sr debugfs dir creation failed(%d)\n", + __func__, ret); + goto err_iounmap; + } + } - /* - * If the voltage domain debugfs directory is not created, do - * not try to create rest of the debugfs entries. - */ - vdd_dbg_dir = omap_voltage_get_dbgdir(sr_info->voltdm); - if (!vdd_dbg_dir) { - ret = -EINVAL; + name = kasprintf(GFP_KERNEL, "sr_%s", sr_info->voltdm->name); + if (!name) { + dev_err(&pdev->dev, "%s: Unable to alloc debugfs name\n", + __func__); + ret = -ENOMEM; goto err_iounmap; } - - sr_info->dbg_dir = debugfs_create_dir("smartreflex", vdd_dbg_dir); + sr_info->dbg_dir = debugfs_create_dir(name, sr_dbg_dir); + kfree(name); if (IS_ERR(sr_info->dbg_dir)) { dev_err(&pdev->dev, "%s: Unable to create debugfs directory\n", __func__); diff --git a/arch/arm/mach-omap2/sr_device.c b/arch/arm/mach-omap2/sr_device.c index 10d3c5ee8018..9f43fcc05d3e 100644 --- a/arch/arm/mach-omap2/sr_device.c +++ b/arch/arm/mach-omap2/sr_device.c @@ -31,14 +31,6 @@ static bool sr_enable_on_init; -static struct omap_device_pm_latency omap_sr_latency[] = { - { - .deactivate_func = omap_device_idle_hwmods, - .activate_func = omap_device_enable_hwmods, - .flags = OMAP_DEVICE_LATENCY_AUTO_ADJUST - }, -}; - /* Read EFUSE values from control registers for OMAP3430 */ static void __init sr_set_nvalues(struct omap_volt_data *volt_data, struct omap_sr_data *sr_data) @@ -80,7 +72,7 @@ static void __init sr_set_nvalues(struct omap_volt_data *volt_data, static int sr_dev_init(struct omap_hwmod *oh, void *user) { struct omap_sr_data *sr_data; - struct omap_device *od; + struct platform_device *pdev; struct omap_volt_data *volt_data; char *name = "smartreflex"; static int i; @@ -102,7 +94,7 @@ static int sr_dev_init(struct omap_hwmod *oh, void *user) sr_data->senn_mod = 0x1; sr_data->senp_mod = 0x1; - sr_data->voltdm = omap_voltage_domain_lookup(oh->vdd_name); + sr_data->voltdm = voltdm_lookup(oh->vdd_name); if (IS_ERR(sr_data->voltdm)) { pr_err("%s: Unable to get voltage domain pointer for VDD %s\n", __func__, oh->vdd_name); @@ -120,10 +112,9 @@ static int sr_dev_init(struct omap_hwmod *oh, void *user) sr_data->enable_on_init = sr_enable_on_init; - od = omap_device_build(name, i, oh, sr_data, sizeof(*sr_data), - omap_sr_latency, - ARRAY_SIZE(omap_sr_latency), 0); - if (IS_ERR(od)) + pdev = omap_device_build(name, i, oh, sr_data, sizeof(*sr_data), + NULL, 0, 0); + if (IS_ERR(pdev)) pr_warning("%s: Could not build omap_device for %s: %s.\n\n", __func__, name, oh->name); exit: diff --git a/arch/arm/mach-omap2/timer.c b/arch/arm/mach-omap2/timer.c index cf1de7d2630d..e49fc7be2229 100644 --- a/arch/arm/mach-omap2/timer.c +++ b/arch/arm/mach-omap2/timer.c @@ -35,6 +35,7 @@ #include <linux/irq.h> #include <linux/clocksource.h> #include <linux/clockchips.h> +#include <linux/slab.h> #include <asm/mach/time.h> #include <plat/dmtimer.h> @@ -42,6 +43,10 @@ #include <asm/sched_clock.h> #include <plat/common.h> #include <plat/omap_hwmod.h> +#include <plat/omap_device.h> +#include <plat/omap-pm.h> + +#include "powerdomain.h" /* Parent clocks, eventually these will come from the clock framework */ @@ -67,7 +72,7 @@ /* MAX_GPTIMER_ID: number of GPTIMERs on the chip */ #define MAX_GPTIMER_ID 12 -u32 sys_timer_reserved; +static u32 sys_timer_reserved; /* Clockevent code */ @@ -78,7 +83,7 @@ static irqreturn_t omap2_gp_timer_interrupt(int irq, void *dev_id) { struct clock_event_device *evt = &clockevent_gpt; - __omap_dm_timer_write_status(clkev.io_base, OMAP_TIMER_INT_OVERFLOW); + __omap_dm_timer_write_status(&clkev, OMAP_TIMER_INT_OVERFLOW); evt->event_handler(evt); return IRQ_HANDLED; @@ -93,7 +98,7 @@ static struct irqaction omap2_gp_timer_irq = { static int omap2_gp_timer_set_next_event(unsigned long cycles, struct clock_event_device *evt) { - __omap_dm_timer_load_start(clkev.io_base, OMAP_TIMER_CTRL_ST, + __omap_dm_timer_load_start(&clkev, OMAP_TIMER_CTRL_ST, 0xffffffff - cycles, 1); return 0; @@ -104,16 +109,16 @@ static void omap2_gp_timer_set_mode(enum clock_event_mode mode, { u32 period; - __omap_dm_timer_stop(clkev.io_base, 1, clkev.rate); + __omap_dm_timer_stop(&clkev, 1, clkev.rate); switch (mode) { case CLOCK_EVT_MODE_PERIODIC: period = clkev.rate / HZ; period -= 1; /* Looks like we need to first set the load value separately */ - __omap_dm_timer_write(clkev.io_base, OMAP_TIMER_LOAD_REG, + __omap_dm_timer_write(&clkev, OMAP_TIMER_LOAD_REG, 0xffffffff - period, 1); - __omap_dm_timer_load_start(clkev.io_base, + __omap_dm_timer_load_start(&clkev, OMAP_TIMER_CTRL_AR | OMAP_TIMER_CTRL_ST, 0xffffffff - period, 1); break; @@ -189,7 +194,8 @@ static int __init omap_dm_timer_init_one(struct omap_dm_timer *timer, clk_put(src); } } - __omap_dm_timer_reset(timer->io_base, 1, 1); + __omap_dm_timer_init_regs(timer); + __omap_dm_timer_reset(timer, 1, 1); timer->posted = 1; timer->rate = clk_get_rate(timer->fclk); @@ -210,7 +216,7 @@ static void __init omap2_gp_clockevent_init(int gptimer_id, omap2_gp_timer_irq.dev_id = (void *)&clkev; setup_irq(clkev.irq, &omap2_gp_timer_irq); - __omap_dm_timer_int_enable(clkev.io_base, OMAP_TIMER_INT_OVERFLOW); + __omap_dm_timer_int_enable(&clkev, OMAP_TIMER_INT_OVERFLOW); clockevent_gpt.mult = div_sc(clkev.rate, NSEC_PER_SEC, clockevent_gpt.shift); @@ -251,7 +257,7 @@ static struct omap_dm_timer clksrc; static DEFINE_CLOCK_DATA(cd); static cycle_t clocksource_read_cycles(struct clocksource *cs) { - return (cycle_t)__omap_dm_timer_read_counter(clksrc.io_base, 1); + return (cycle_t)__omap_dm_timer_read_counter(&clksrc, 1); } static struct clocksource clocksource_gpt = { @@ -266,7 +272,7 @@ static void notrace dmtimer_update_sched_clock(void) { u32 cyc; - cyc = __omap_dm_timer_read_counter(clksrc.io_base, 1); + cyc = __omap_dm_timer_read_counter(&clksrc, 1); update_sched_clock(&cd, cyc, (u32)~0); } @@ -276,7 +282,7 @@ unsigned long long notrace sched_clock(void) u32 cyc = 0; if (clksrc.reserved) - cyc = __omap_dm_timer_read_counter(clksrc.io_base, 1); + cyc = __omap_dm_timer_read_counter(&clksrc, 1); return cyc_to_sched_clock(&cd, cyc, (u32)~0); } @@ -293,7 +299,7 @@ static void __init omap2_gp_clocksource_init(int gptimer_id, pr_info("OMAP clocksource: GPTIMER%d at %lu Hz\n", gptimer_id, clksrc.rate); - __omap_dm_timer_load_start(clksrc.io_base, + __omap_dm_timer_load_start(&clksrc, OMAP_TIMER_CTRL_ST | OMAP_TIMER_CTRL_AR, 0, 1); init_sched_clock(&cd, dmtimer_update_sched_clock, 32, clksrc.rate); @@ -341,3 +347,167 @@ static void __init omap4_timer_init(void) } OMAP_SYS_TIMER(4) #endif + +/** + * omap2_dm_timer_set_src - change the timer input clock source + * @pdev: timer platform device pointer + * @source: array index of parent clock source + */ +static int omap2_dm_timer_set_src(struct platform_device *pdev, int source) +{ + int ret; + struct dmtimer_platform_data *pdata = pdev->dev.platform_data; + struct clk *fclk, *parent; + char *parent_name = NULL; + + fclk = clk_get(&pdev->dev, "fck"); + if (IS_ERR_OR_NULL(fclk)) { + dev_err(&pdev->dev, "%s: %d: clk_get() FAILED\n", + __func__, __LINE__); + return -EINVAL; + } + + switch (source) { + case OMAP_TIMER_SRC_SYS_CLK: + parent_name = "sys_ck"; + break; + + case OMAP_TIMER_SRC_32_KHZ: + parent_name = "32k_ck"; + break; + + case OMAP_TIMER_SRC_EXT_CLK: + if (pdata->timer_ip_version == OMAP_TIMER_IP_VERSION_1) { + parent_name = "alt_ck"; + break; + } + dev_err(&pdev->dev, "%s: %d: invalid clk src.\n", + __func__, __LINE__); + clk_put(fclk); + return -EINVAL; + } + + parent = clk_get(&pdev->dev, parent_name); + if (IS_ERR_OR_NULL(parent)) { + dev_err(&pdev->dev, "%s: %d: clk_get() %s FAILED\n", + __func__, __LINE__, parent_name); + clk_put(fclk); + return -EINVAL; + } + + ret = clk_set_parent(fclk, parent); + if (IS_ERR_VALUE(ret)) { + dev_err(&pdev->dev, "%s: clk_set_parent() to %s FAILED\n", + __func__, parent_name); + ret = -EINVAL; + } + + clk_put(parent); + clk_put(fclk); + + return ret; +} + +struct omap_device_pm_latency omap2_dmtimer_latency[] = { + { + .deactivate_func = omap_device_idle_hwmods, + .activate_func = omap_device_enable_hwmods, + .flags = OMAP_DEVICE_LATENCY_AUTO_ADJUST, + }, +}; + +/** + * omap_timer_init - build and register timer device with an + * associated timer hwmod + * @oh: timer hwmod pointer to be used to build timer device + * @user: parameter that can be passed from calling hwmod API + * + * Called by omap_hwmod_for_each_by_class to register each of the timer + * devices present in the system. The number of timer devices is known + * by parsing through the hwmod database for a given class name. At the + * end of function call memory is allocated for timer device and it is + * registered to the framework ready to be proved by the driver. + */ +static int __init omap_timer_init(struct omap_hwmod *oh, void *unused) +{ + int id; + int ret = 0; + char *name = "omap_timer"; + struct dmtimer_platform_data *pdata; + struct platform_device *pdev; + struct omap_timer_capability_dev_attr *timer_dev_attr; + struct powerdomain *pwrdm; + + pr_debug("%s: %s\n", __func__, oh->name); + + /* on secure device, do not register secure timer */ + timer_dev_attr = oh->dev_attr; + if (omap_type() != OMAP2_DEVICE_TYPE_GP && timer_dev_attr) + if (timer_dev_attr->timer_capability == OMAP_TIMER_SECURE) + return ret; + + pdata = kzalloc(sizeof(*pdata), GFP_KERNEL); + if (!pdata) { + pr_err("%s: No memory for [%s]\n", __func__, oh->name); + return -ENOMEM; + } + + /* + * Extract the IDs from name field in hwmod database + * and use the same for constructing ids' for the + * timer devices. In a way, we are avoiding usage of + * static variable witin the function to do the same. + * CAUTION: We have to be careful and make sure the + * name in hwmod database does not change in which case + * we might either make corresponding change here or + * switch back static variable mechanism. + */ + sscanf(oh->name, "timer%2d", &id); + + pdata->set_timer_src = omap2_dm_timer_set_src; + pdata->timer_ip_version = oh->class->rev; + + /* Mark clocksource and clockevent timers as reserved */ + if ((sys_timer_reserved >> (id - 1)) & 0x1) + pdata->reserved = 1; + + pwrdm = omap_hwmod_get_pwrdm(oh); + pdata->loses_context = pwrdm_can_ever_lose_context(pwrdm); +#ifdef CONFIG_PM + pdata->get_context_loss_count = omap_pm_get_dev_context_loss_count; +#endif + pdev = omap_device_build(name, id, oh, pdata, sizeof(*pdata), + omap2_dmtimer_latency, + ARRAY_SIZE(omap2_dmtimer_latency), + 0); + + if (IS_ERR(pdev)) { + pr_err("%s: Can't build omap_device for %s: %s.\n", + __func__, name, oh->name); + ret = -EINVAL; + } + + kfree(pdata); + + return ret; +} + +/** + * omap2_dm_timer_init - top level regular device initialization + * + * Uses dedicated hwmod api to parse through hwmod database for + * given class name and then build and register the timer device. + */ +static int __init omap2_dm_timer_init(void) +{ + int ret; + + ret = omap_hwmod_for_each_by_class("timer", omap_timer_init, NULL); + if (unlikely(ret)) { + pr_err("%s: device registration failed.\n", __func__); + return -EINVAL; + } + + return 0; +} +arch_initcall(omap2_dm_timer_init); diff --git a/arch/arm/mach-omap2/usb-musb.c b/arch/arm/mach-omap2/usb-musb.c index a65145b02a55..47fb5d607630 100644 --- a/arch/arm/mach-omap2/usb-musb.c +++ b/arch/arm/mach-omap2/usb-musb.c @@ -60,14 +60,6 @@ static struct musb_hdrc_platform_data musb_plat = { static u64 musb_dmamask = DMA_BIT_MASK(32); -static struct omap_device_pm_latency omap_musb_latency[] = { - { - .deactivate_func = omap_device_idle_hwmods, - .activate_func = omap_device_enable_hwmods, - .flags = OMAP_DEVICE_LATENCY_AUTO_ADJUST, - }, -}; - static void usb_musb_mux_init(struct omap_musb_board_data *board_data) { switch (board_data->interface_type) { @@ -115,7 +107,6 @@ static struct omap_musb_board_data musb_default_board_data = { void __init usb_musb_init(struct omap_musb_board_data *musb_board_data) { struct omap_hwmod *oh; - struct omap_device *od; struct platform_device *pdev; struct device *dev; int bus_id = -1; @@ -137,9 +128,6 @@ void __init usb_musb_init(struct omap_musb_board_data *musb_board_data) musb_plat.mode = board_data->mode; musb_plat.extvbus = board_data->extvbus; - if (cpu_is_omap44xx()) - omap4430_phy_init(dev); - if (cpu_is_omap3517() || cpu_is_omap3505()) { oh_name = "am35x_otg_hs"; name = "musb-am35x"; @@ -148,22 +136,19 @@ void __init usb_musb_init(struct omap_musb_board_data *musb_board_data) name = "musb-omap2430"; } - oh = omap_hwmod_lookup(oh_name); - if (!oh) { - pr_err("Could not look up %s\n", oh_name); - return; - } + oh = omap_hwmod_lookup(oh_name); + if (WARN(!oh, "%s: could not find omap_hwmod for %s\n", + __func__, oh_name)) + return; - od = omap_device_build(name, bus_id, oh, &musb_plat, - sizeof(musb_plat), omap_musb_latency, - ARRAY_SIZE(omap_musb_latency), false); - if (IS_ERR(od)) { + pdev = omap_device_build(name, bus_id, oh, &musb_plat, + sizeof(musb_plat), NULL, 0, false); + if (IS_ERR(pdev)) { pr_err("Could not build omap_device for %s %s\n", name, oh_name); return; } - pdev = &od->pdev; dev = &pdev->dev; get_device(dev); dev->dma_mask = &musb_dmamask; diff --git a/arch/arm/mach-omap2/vc.c b/arch/arm/mach-omap2/vc.c new file mode 100644 index 000000000000..031d116fbf10 --- /dev/null +++ b/arch/arm/mach-omap2/vc.c @@ -0,0 +1,367 @@ +/* + * OMAP Voltage Controller (VC) interface + * + * Copyright (C) 2011 Texas Instruments, Inc. + * + * This file is licensed under the terms of the GNU General Public + * License version 2. This program is licensed "as is" without any + * warranty of any kind, whether express or implied. + */ +#include <linux/kernel.h> +#include <linux/delay.h> +#include <linux/init.h> + +#include <plat/cpu.h> + +#include "voltage.h" +#include "vc.h" +#include "prm-regbits-34xx.h" +#include "prm-regbits-44xx.h" +#include "prm44xx.h" + +/** + * struct omap_vc_channel_cfg - describe the cfg_channel bitfield + * @sa: bit for slave address + * @rav: bit for voltage configuration register + * @rac: bit for command configuration register + * @racen: enable bit for RAC + * @cmd: bit for command value set selection + * + * Channel configuration bits, common for OMAP3+ + * OMAP3 register: PRM_VC_CH_CONF + * OMAP4 register: PRM_VC_CFG_CHANNEL + * OMAP5 register: PRM_VC_SMPS_<voltdm>_CONFIG + */ +struct omap_vc_channel_cfg { + u8 sa; + u8 rav; + u8 rac; + u8 racen; + u8 cmd; +}; + +static struct omap_vc_channel_cfg vc_default_channel_cfg = { + .sa = BIT(0), + .rav = BIT(1), + .rac = BIT(2), + .racen = BIT(3), + .cmd = BIT(4), +}; + +/* + * On OMAP3+, all VC channels have the above default bitfield + * configuration, except the OMAP4 MPU channel. This appears + * to be a freak accident as every other VC channel has the + * default configuration, thus creating a mutant channel config. + */ +static struct omap_vc_channel_cfg vc_mutant_channel_cfg = { + .sa = BIT(0), + .rav = BIT(2), + .rac = BIT(3), + .racen = BIT(4), + .cmd = BIT(1), +}; + +static struct omap_vc_channel_cfg *vc_cfg_bits; +#define CFG_CHANNEL_MASK 0x1f + +/** + * omap_vc_config_channel - configure VC channel to PMIC mappings + * @voltdm: pointer to voltagdomain defining the desired VC channel + * + * Configures the VC channel to PMIC mappings for the following + * PMIC settings + * - i2c slave address (SA) + * - voltage configuration address (RAV) + * - command configuration address (RAC) and enable bit (RACEN) + * - command values for ON, ONLP, RET and OFF (CMD) + * + * This function currently only allows flexible configuration of the + * non-default channel. Starting with OMAP4, there are more than 2 + * channels, with one defined as the default (on OMAP4, it's MPU.) + * Only the non-default channel can be configured. + */ +static int omap_vc_config_channel(struct voltagedomain *voltdm) +{ + struct omap_vc_channel *vc = voltdm->vc; + + /* + * For default channel, the only configurable bit is RACEN. + * All others must stay at zero (see function comment above.) + */ + if (vc->flags & OMAP_VC_CHANNEL_DEFAULT) + vc->cfg_channel &= vc_cfg_bits->racen; + + voltdm->rmw(CFG_CHANNEL_MASK << vc->cfg_channel_sa_shift, + vc->cfg_channel << vc->cfg_channel_sa_shift, + vc->cfg_channel_reg); + + return 0; +} + +/* Voltage scale and accessory APIs */ +int omap_vc_pre_scale(struct voltagedomain *voltdm, + unsigned long target_volt, + u8 *target_vsel, u8 *current_vsel) +{ + struct omap_vc_channel *vc = voltdm->vc; + u32 vc_cmdval; + + /* Check if sufficient pmic info is available for this vdd */ + if (!voltdm->pmic) { + pr_err("%s: Insufficient pmic info to scale the vdd_%s\n", + __func__, voltdm->name); + return -EINVAL; + } + + if (!voltdm->pmic->uv_to_vsel) { + pr_err("%s: PMIC function to convert voltage in uV to" + "vsel not registered. Hence unable to scale voltage" + "for vdd_%s\n", __func__, voltdm->name); + return -ENODATA; + } + + if (!voltdm->read || !voltdm->write) { + pr_err("%s: No read/write API for accessing vdd_%s regs\n", + __func__, voltdm->name); + return -EINVAL; + } + + *target_vsel = voltdm->pmic->uv_to_vsel(target_volt); + *current_vsel = voltdm->pmic->uv_to_vsel(voltdm->nominal_volt); + + /* Setting the ON voltage to the new target voltage */ + vc_cmdval = voltdm->read(vc->cmdval_reg); + vc_cmdval &= ~vc->common->cmd_on_mask; + vc_cmdval |= (*target_vsel << vc->common->cmd_on_shift); + voltdm->write(vc_cmdval, vc->cmdval_reg); + + omap_vp_update_errorgain(voltdm, target_volt); + + return 0; +} + +void omap_vc_post_scale(struct voltagedomain *voltdm, + unsigned long target_volt, + u8 target_vsel, u8 current_vsel) +{ + u32 smps_steps = 0, smps_delay = 0; + + smps_steps = abs(target_vsel - current_vsel); + /* SMPS slew rate / step size. 2us added as buffer. */ + smps_delay = ((smps_steps * voltdm->pmic->step_size) / + voltdm->pmic->slew_rate) + 2; + udelay(smps_delay); +} + +/* vc_bypass_scale - VC bypass method of voltage scaling */ +int omap_vc_bypass_scale(struct voltagedomain *voltdm, + unsigned long target_volt) +{ + struct omap_vc_channel *vc = voltdm->vc; + u32 loop_cnt = 0, retries_cnt = 0; + u32 vc_valid, vc_bypass_val_reg, vc_bypass_value; + u8 target_vsel, current_vsel; + int ret; + + ret = omap_vc_pre_scale(voltdm, target_volt, &target_vsel, ¤t_vsel); + if (ret) + return ret; + + vc_valid = vc->common->valid; + vc_bypass_val_reg = vc->common->bypass_val_reg; + vc_bypass_value = (target_vsel << vc->common->data_shift) | + (vc->volt_reg_addr << vc->common->regaddr_shift) | + (vc->i2c_slave_addr << vc->common->slaveaddr_shift); + + voltdm->write(vc_bypass_value, vc_bypass_val_reg); + voltdm->write(vc_bypass_value | vc_valid, vc_bypass_val_reg); + + vc_bypass_value = voltdm->read(vc_bypass_val_reg); + /* + * Loop till the bypass command is acknowledged from the SMPS. + * NOTE: This is legacy code. The loop count and retry count needs + * to be revisited. + */ + while (!(vc_bypass_value & vc_valid)) { + loop_cnt++; + + if (retries_cnt > 10) { + pr_warning("%s: Retry count exceeded\n", __func__); + return -ETIMEDOUT; + } + + if (loop_cnt > 50) { + retries_cnt++; + loop_cnt = 0; + udelay(10); + } + vc_bypass_value = voltdm->read(vc_bypass_val_reg); + } + + omap_vc_post_scale(voltdm, target_volt, target_vsel, current_vsel); + return 0; +} + +static void __init omap3_vfsm_init(struct voltagedomain *voltdm) +{ + /* + * Voltage Manager FSM parameters init + * XXX This data should be passed in from the board file + */ + voltdm->write(OMAP3_CLKSETUP, OMAP3_PRM_CLKSETUP_OFFSET); + voltdm->write(OMAP3_VOLTOFFSET, OMAP3_PRM_VOLTOFFSET_OFFSET); + voltdm->write(OMAP3_VOLTSETUP2, OMAP3_PRM_VOLTSETUP2_OFFSET); +} + +static void __init omap3_vc_init_channel(struct voltagedomain *voltdm) +{ + static bool is_initialized; + + if (is_initialized) + return; + + omap3_vfsm_init(voltdm); + + is_initialized = true; +} + + +/* OMAP4 specific voltage init functions */ +static void __init omap4_vc_init_channel(struct voltagedomain *voltdm) +{ + static bool is_initialized; + u32 vc_val; + + if (is_initialized) + return; + + /* XXX These are magic numbers and do not belong! */ + vc_val = (0x60 << OMAP4430_SCLL_SHIFT | 0x26 << OMAP4430_SCLH_SHIFT); + voltdm->write(vc_val, OMAP4_PRM_VC_CFG_I2C_CLK_OFFSET); + + is_initialized = true; +} + +/** + * omap_vc_i2c_init - initialize I2C interface to PMIC + * @voltdm: voltage domain containing VC data + * + * Use PMIC supplied seetings for I2C high-speed mode and + * master code (if set) and program the VC I2C configuration + * register. + * + * The VC I2C configuration is common to all VC channels, + * so this function only configures I2C for the first VC + * channel registers. All other VC channels will use the + * same configuration. + */ +static void __init omap_vc_i2c_init(struct voltagedomain *voltdm) +{ + struct omap_vc_channel *vc = voltdm->vc; + static bool initialized; + static bool i2c_high_speed; + u8 mcode; + + if (initialized) { + if (voltdm->pmic->i2c_high_speed != i2c_high_speed) + pr_warn("%s: I2C config for all channels must match.", + __func__); + return; + } + + i2c_high_speed = voltdm->pmic->i2c_high_speed; + if (i2c_high_speed) + voltdm->rmw(vc->common->i2c_cfg_hsen_mask, + vc->common->i2c_cfg_hsen_mask, + vc->common->i2c_cfg_reg); + + mcode = voltdm->pmic->i2c_mcode; + if (mcode) + voltdm->rmw(vc->common->i2c_mcode_mask, + mcode << __ffs(vc->common->i2c_mcode_mask), + vc->common->i2c_cfg_reg); + + initialized = true; +} + +void __init omap_vc_init_channel(struct voltagedomain *voltdm) +{ + struct omap_vc_channel *vc = voltdm->vc; + u8 on_vsel, onlp_vsel, ret_vsel, off_vsel; + u32 val; + + if (!voltdm->pmic || !voltdm->pmic->uv_to_vsel) { + pr_err("%s: PMIC info requried to configure vc for" + "vdd_%s not populated.Hence cannot initialize vc\n", + __func__, voltdm->name); + return; + } + + if (!voltdm->read || !voltdm->write) { + pr_err("%s: No read/write API for accessing vdd_%s regs\n", + __func__, voltdm->name); + return; + } + + vc->cfg_channel = 0; + if (vc->flags & OMAP_VC_CHANNEL_CFG_MUTANT) + vc_cfg_bits = &vc_mutant_channel_cfg; + else + vc_cfg_bits = &vc_default_channel_cfg; + + /* get PMIC/board specific settings */ + vc->i2c_slave_addr = voltdm->pmic->i2c_slave_addr; + vc->volt_reg_addr = voltdm->pmic->volt_reg_addr; + vc->cmd_reg_addr = voltdm->pmic->cmd_reg_addr; + vc->setup_time = voltdm->pmic->volt_setup_time; + + /* Configure the i2c slave address for this VC */ + voltdm->rmw(vc->smps_sa_mask, + vc->i2c_slave_addr << __ffs(vc->smps_sa_mask), + vc->smps_sa_reg); + vc->cfg_channel |= vc_cfg_bits->sa; + + /* + * Configure the PMIC register addresses. + */ + voltdm->rmw(vc->smps_volra_mask, + vc->volt_reg_addr << __ffs(vc->smps_volra_mask), + vc->smps_volra_reg); + vc->cfg_channel |= vc_cfg_bits->rav; + + if (vc->cmd_reg_addr) { + voltdm->rmw(vc->smps_cmdra_mask, + vc->cmd_reg_addr << __ffs(vc->smps_cmdra_mask), + vc->smps_cmdra_reg); + vc->cfg_channel |= vc_cfg_bits->rac | vc_cfg_bits->racen; + } + + /* Set up the on, inactive, retention and off voltage */ + on_vsel = voltdm->pmic->uv_to_vsel(voltdm->pmic->on_volt); + onlp_vsel = voltdm->pmic->uv_to_vsel(voltdm->pmic->onlp_volt); + ret_vsel = voltdm->pmic->uv_to_vsel(voltdm->pmic->ret_volt); + off_vsel = voltdm->pmic->uv_to_vsel(voltdm->pmic->off_volt); + val = ((on_vsel << vc->common->cmd_on_shift) | + (onlp_vsel << vc->common->cmd_onlp_shift) | + (ret_vsel << vc->common->cmd_ret_shift) | + (off_vsel << vc->common->cmd_off_shift)); + voltdm->write(val, vc->cmdval_reg); + vc->cfg_channel |= vc_cfg_bits->cmd; + + /* Channel configuration */ + omap_vc_config_channel(voltdm); + + /* Configure the setup times */ + voltdm->rmw(voltdm->vfsm->voltsetup_mask, + vc->setup_time << __ffs(voltdm->vfsm->voltsetup_mask), + voltdm->vfsm->voltsetup_reg); + + omap_vc_i2c_init(voltdm); + + if (cpu_is_omap34xx()) + omap3_vc_init_channel(voltdm); + else if (cpu_is_omap44xx()) + omap4_vc_init_channel(voltdm); +} + diff --git a/arch/arm/mach-omap2/vc.h b/arch/arm/mach-omap2/vc.h index e7767771de49..478bf6b432c4 100644 --- a/arch/arm/mach-omap2/vc.h +++ b/arch/arm/mach-omap2/vc.h @@ -19,12 +19,12 @@ #include <linux/kernel.h> +struct voltagedomain; + /** - * struct omap_vc_common_data - per-VC register/bitfield data + * struct omap_vc_common - per-VC register/bitfield data * @cmd_on_mask: ON bitmask in PRM_VC_CMD_VAL* register * @valid: VALID bitmask in PRM_VC_BYPASS_VAL register - * @smps_sa_reg: Offset of PRM_VC_SMPS_SA reg from PRM start - * @smps_volra_reg: Offset of PRM_VC_SMPS_VOL_RA reg from PRM start * @bypass_val_reg: Offset of PRM_VC_BYPASS_VAL reg from PRM start * @data_shift: DATA field shift in PRM_VC_BYPASS_VAL register * @slaveaddr_shift: SLAVEADDR field shift in PRM_VC_BYPASS_VAL register @@ -33,15 +33,16 @@ * @cmd_onlp_shift: ONLP field shift in PRM_VC_CMD_VAL_* register * @cmd_ret_shift: RET field shift in PRM_VC_CMD_VAL_* register * @cmd_off_shift: OFF field shift in PRM_VC_CMD_VAL_* register + * @i2c_cfg_reg: I2C configuration register offset + * @i2c_cfg_hsen_mask: high-speed mode bit field mask in I2C config register + * @i2c_mcode_mask: MCODE field mask for I2C config register * * XXX One of cmd_on_mask and cmd_on_shift are not needed * XXX VALID should probably be a shift, not a mask */ -struct omap_vc_common_data { +struct omap_vc_common { u32 cmd_on_mask; u32 valid; - u8 smps_sa_reg; - u8 smps_volra_reg; u8 bypass_val_reg; u8 data_shift; u8 slaveaddr_shift; @@ -50,34 +51,75 @@ struct omap_vc_common_data { u8 cmd_onlp_shift; u8 cmd_ret_shift; u8 cmd_off_shift; + u8 i2c_cfg_reg; + u8 i2c_cfg_hsen_mask; + u8 i2c_mcode_mask; }; +/* omap_vc_channel.flags values */ +#define OMAP_VC_CHANNEL_DEFAULT BIT(0) +#define OMAP_VC_CHANNEL_CFG_MUTANT BIT(1) + /** - * struct omap_vc_instance_data - VC per-instance data - * @vc_common: pointer to VC common data for this platform - * @smps_sa_mask: SA* bitmask in the PRM_VC_SMPS_SA register - * @smps_volra_mask: VOLRA* bitmask in the PRM_VC_VOL_RA register - * @smps_sa_shift: SA* field shift in the PRM_VC_SMPS_SA register - * @smps_volra_shift: VOLRA* field shift in the PRM_VC_VOL_RA register + * struct omap_vc_channel - VC per-instance data + * @i2c_slave_addr: I2C slave address of PMIC for this VC channel + * @volt_reg_addr: voltage configuration register address + * @cmd_reg_addr: command configuration register address + * @setup_time: setup time (in sys_clk cycles) of regulator for this channel + * @cfg_channel: current value of VC channel configuration register + * @i2c_high_speed: whether or not to use I2C high-speed mode * - * XXX It is not necessary to have both a *_mask and a *_shift - - * remove one + * @common: pointer to VC common data for this platform + * @smps_sa_mask: i2c slave address bitmask in the PRM_VC_SMPS_SA register + * @smps_volra_mask: VOLRA* bitmask in the PRM_VC_VOL_RA register + * @smps_cmdra_mask: CMDRA* bitmask in the PRM_VC_CMD_RA register + * @cmdval_reg: register for on/ret/off voltage level values for this channel + * @smps_sa_reg: Offset of PRM_VC_SMPS_SA reg from PRM start + * @smps_volra_reg: Offset of PRM_VC_SMPS_VOL_RA reg from PRM start + * @smps_cmdra_reg: Offset of PRM_VC_SMPS_CMD_RA reg from PRM start + * @cfg_channel_reg: VC channel configuration register + * @cfg_channel_sa_shift: bit shift for slave address cfg_channel register + * @flags: VC channel-specific flags (optional) */ -struct omap_vc_instance_data { - const struct omap_vc_common_data *vc_common; +struct omap_vc_channel { + /* channel state */ + u16 i2c_slave_addr; + u16 volt_reg_addr; + u16 cmd_reg_addr; + u16 setup_time; + u8 cfg_channel; + bool i2c_high_speed; + + /* register access data */ + const struct omap_vc_common *common; u32 smps_sa_mask; u32 smps_volra_mask; + u32 smps_cmdra_mask; u8 cmdval_reg; - u8 smps_sa_shift; - u8 smps_volra_shift; + u8 smps_sa_reg; + u8 smps_volra_reg; + u8 smps_cmdra_reg; + u8 cfg_channel_reg; + u8 cfg_channel_sa_shift; + u8 flags; }; -extern struct omap_vc_instance_data omap3_vc1_data; -extern struct omap_vc_instance_data omap3_vc2_data; +extern struct omap_vc_channel omap3_vc_mpu; +extern struct omap_vc_channel omap3_vc_core; + +extern struct omap_vc_channel omap4_vc_mpu; +extern struct omap_vc_channel omap4_vc_iva; +extern struct omap_vc_channel omap4_vc_core; -extern struct omap_vc_instance_data omap4_vc_mpu_data; -extern struct omap_vc_instance_data omap4_vc_iva_data; -extern struct omap_vc_instance_data omap4_vc_core_data; +void omap_vc_init_channel(struct voltagedomain *voltdm); +int omap_vc_pre_scale(struct voltagedomain *voltdm, + unsigned long target_volt, + u8 *target_vsel, u8 *current_vsel); +void omap_vc_post_scale(struct voltagedomain *voltdm, + unsigned long target_volt, + u8 target_vsel, u8 current_vsel); +int omap_vc_bypass_scale(struct voltagedomain *voltdm, + unsigned long target_volt); #endif diff --git a/arch/arm/mach-omap2/vc3xxx_data.c b/arch/arm/mach-omap2/vc3xxx_data.c index f37dc4bc379a..cfe348e1af0e 100644 --- a/arch/arm/mach-omap2/vc3xxx_data.c +++ b/arch/arm/mach-omap2/vc3xxx_data.c @@ -29,9 +29,7 @@ * VC data common to 34xx/36xx chips * XXX This stuff presumably belongs in the vc3xxx.c or vc.c file. */ -static struct omap_vc_common_data omap3_vc_common = { - .smps_sa_reg = OMAP3_PRM_VC_SMPS_SA_OFFSET, - .smps_volra_reg = OMAP3_PRM_VC_SMPS_VOL_RA_OFFSET, +static struct omap_vc_common omap3_vc_common = { .bypass_val_reg = OMAP3_PRM_VC_BYPASS_VAL_OFFSET, .data_shift = OMAP3430_DATA_SHIFT, .slaveaddr_shift = OMAP3430_SLAVEADDR_SHIFT, @@ -42,22 +40,33 @@ static struct omap_vc_common_data omap3_vc_common = { .cmd_onlp_shift = OMAP3430_VC_CMD_ONLP_SHIFT, .cmd_ret_shift = OMAP3430_VC_CMD_RET_SHIFT, .cmd_off_shift = OMAP3430_VC_CMD_OFF_SHIFT, + .i2c_cfg_hsen_mask = OMAP3430_HSEN_MASK, + .i2c_cfg_reg = OMAP3_PRM_VC_I2C_CFG_OFFSET, + .i2c_mcode_mask = OMAP3430_MCODE_MASK, }; -struct omap_vc_instance_data omap3_vc1_data = { - .vc_common = &omap3_vc_common, +struct omap_vc_channel omap3_vc_mpu = { + .common = &omap3_vc_common, + .smps_sa_reg = OMAP3_PRM_VC_SMPS_SA_OFFSET, + .smps_volra_reg = OMAP3_PRM_VC_SMPS_VOL_RA_OFFSET, + .smps_cmdra_reg = OMAP3_PRM_VC_SMPS_CMD_RA_OFFSET, + .cfg_channel_reg = OMAP3_PRM_VC_CH_CONF_OFFSET, .cmdval_reg = OMAP3_PRM_VC_CMD_VAL_0_OFFSET, - .smps_sa_shift = OMAP3430_PRM_VC_SMPS_SA_SA0_SHIFT, .smps_sa_mask = OMAP3430_PRM_VC_SMPS_SA_SA0_MASK, - .smps_volra_shift = OMAP3430_VOLRA0_SHIFT, .smps_volra_mask = OMAP3430_VOLRA0_MASK, + .smps_cmdra_mask = OMAP3430_CMDRA0_MASK, + .cfg_channel_sa_shift = OMAP3430_PRM_VC_SMPS_SA_SA0_SHIFT, }; -struct omap_vc_instance_data omap3_vc2_data = { - .vc_common = &omap3_vc_common, +struct omap_vc_channel omap3_vc_core = { + .common = &omap3_vc_common, + .smps_sa_reg = OMAP3_PRM_VC_SMPS_SA_OFFSET, + .smps_volra_reg = OMAP3_PRM_VC_SMPS_VOL_RA_OFFSET, + .smps_cmdra_reg = OMAP3_PRM_VC_SMPS_CMD_RA_OFFSET, + .cfg_channel_reg = OMAP3_PRM_VC_CH_CONF_OFFSET, .cmdval_reg = OMAP3_PRM_VC_CMD_VAL_1_OFFSET, - .smps_sa_shift = OMAP3430_PRM_VC_SMPS_SA_SA1_SHIFT, .smps_sa_mask = OMAP3430_PRM_VC_SMPS_SA_SA1_MASK, - .smps_volra_shift = OMAP3430_VOLRA1_SHIFT, .smps_volra_mask = OMAP3430_VOLRA1_MASK, + .smps_cmdra_mask = OMAP3430_CMDRA1_MASK, + .cfg_channel_sa_shift = OMAP3430_PRM_VC_SMPS_SA_SA1_SHIFT, }; diff --git a/arch/arm/mach-omap2/vc44xx_data.c b/arch/arm/mach-omap2/vc44xx_data.c index a98da8ddec52..2740a968145e 100644 --- a/arch/arm/mach-omap2/vc44xx_data.c +++ b/arch/arm/mach-omap2/vc44xx_data.c @@ -30,9 +30,7 @@ * VC data common to 44xx chips * XXX This stuff presumably belongs in the vc3xxx.c or vc.c file. */ -static const struct omap_vc_common_data omap4_vc_common = { - .smps_sa_reg = OMAP4_PRM_VC_SMPS_SA_OFFSET, - .smps_volra_reg = OMAP4_PRM_VC_VAL_SMPS_RA_VOL_OFFSET, +static const struct omap_vc_common omap4_vc_common = { .bypass_val_reg = OMAP4_PRM_VC_VAL_BYPASS_OFFSET, .data_shift = OMAP4430_DATA_SHIFT, .slaveaddr_shift = OMAP4430_SLAVEADDR_SHIFT, @@ -43,33 +41,49 @@ static const struct omap_vc_common_data omap4_vc_common = { .cmd_onlp_shift = OMAP4430_ONLP_SHIFT, .cmd_ret_shift = OMAP4430_RET_SHIFT, .cmd_off_shift = OMAP4430_OFF_SHIFT, + .i2c_cfg_reg = OMAP4_PRM_VC_CFG_I2C_MODE_OFFSET, + .i2c_cfg_hsen_mask = OMAP4430_HSMODEEN_MASK, + .i2c_mcode_mask = OMAP4430_HSMCODE_MASK, }; /* VC instance data for each controllable voltage line */ -struct omap_vc_instance_data omap4_vc_mpu_data = { - .vc_common = &omap4_vc_common, +struct omap_vc_channel omap4_vc_mpu = { + .flags = OMAP_VC_CHANNEL_DEFAULT | OMAP_VC_CHANNEL_CFG_MUTANT, + .common = &omap4_vc_common, + .smps_sa_reg = OMAP4_PRM_VC_SMPS_SA_OFFSET, + .smps_volra_reg = OMAP4_PRM_VC_VAL_SMPS_RA_VOL_OFFSET, + .smps_cmdra_reg = OMAP4_PRM_VC_VAL_SMPS_RA_CMD_OFFSET, + .cfg_channel_reg = OMAP4_PRM_VC_CFG_CHANNEL_OFFSET, .cmdval_reg = OMAP4_PRM_VC_VAL_CMD_VDD_MPU_L_OFFSET, - .smps_sa_shift = OMAP4430_SA_VDD_MPU_L_PRM_VC_SMPS_SA_SHIFT, .smps_sa_mask = OMAP4430_SA_VDD_MPU_L_PRM_VC_SMPS_SA_MASK, - .smps_volra_shift = OMAP4430_VOLRA_VDD_MPU_L_SHIFT, .smps_volra_mask = OMAP4430_VOLRA_VDD_MPU_L_MASK, + .smps_cmdra_mask = OMAP4430_CMDRA_VDD_MPU_L_MASK, + .cfg_channel_sa_shift = OMAP4430_SA_VDD_MPU_L_SHIFT, }; -struct omap_vc_instance_data omap4_vc_iva_data = { - .vc_common = &omap4_vc_common, +struct omap_vc_channel omap4_vc_iva = { + .common = &omap4_vc_common, + .smps_sa_reg = OMAP4_PRM_VC_SMPS_SA_OFFSET, + .smps_volra_reg = OMAP4_PRM_VC_VAL_SMPS_RA_VOL_OFFSET, + .smps_cmdra_reg = OMAP4_PRM_VC_VAL_SMPS_RA_CMD_OFFSET, + .cfg_channel_reg = OMAP4_PRM_VC_CFG_CHANNEL_OFFSET, .cmdval_reg = OMAP4_PRM_VC_VAL_CMD_VDD_IVA_L_OFFSET, - .smps_sa_shift = OMAP4430_SA_VDD_IVA_L_PRM_VC_SMPS_SA_SHIFT, .smps_sa_mask = OMAP4430_SA_VDD_IVA_L_PRM_VC_SMPS_SA_MASK, - .smps_volra_shift = OMAP4430_VOLRA_VDD_IVA_L_SHIFT, .smps_volra_mask = OMAP4430_VOLRA_VDD_IVA_L_MASK, + .smps_cmdra_mask = OMAP4430_CMDRA_VDD_IVA_L_MASK, + .cfg_channel_sa_shift = OMAP4430_SA_VDD_IVA_L_SHIFT, }; -struct omap_vc_instance_data omap4_vc_core_data = { - .vc_common = &omap4_vc_common, +struct omap_vc_channel omap4_vc_core = { + .common = &omap4_vc_common, + .smps_sa_reg = OMAP4_PRM_VC_SMPS_SA_OFFSET, + .smps_volra_reg = OMAP4_PRM_VC_VAL_SMPS_RA_VOL_OFFSET, + .smps_cmdra_reg = OMAP4_PRM_VC_VAL_SMPS_RA_CMD_OFFSET, + .cfg_channel_reg = OMAP4_PRM_VC_CFG_CHANNEL_OFFSET, .cmdval_reg = OMAP4_PRM_VC_VAL_CMD_VDD_CORE_L_OFFSET, - .smps_sa_shift = OMAP4430_SA_VDD_CORE_L_0_6_SHIFT, .smps_sa_mask = OMAP4430_SA_VDD_CORE_L_0_6_MASK, - .smps_volra_shift = OMAP4430_VOLRA_VDD_CORE_L_SHIFT, .smps_volra_mask = OMAP4430_VOLRA_VDD_CORE_L_MASK, + .smps_cmdra_mask = OMAP4430_CMDRA_VDD_CORE_L_MASK, + .cfg_channel_sa_shift = OMAP4430_SA_VDD_CORE_L_SHIFT, }; diff --git a/arch/arm/mach-omap2/voltage.c b/arch/arm/mach-omap2/voltage.c index 9ef3789ded4b..64070ac1e761 100644 --- a/arch/arm/mach-omap2/voltage.c +++ b/arch/arm/mach-omap2/voltage.c @@ -21,10 +21,10 @@ #include <linux/delay.h> #include <linux/io.h> -#include <linux/clk.h> #include <linux/err.h> #include <linux/debugfs.h> #include <linux/slab.h> +#include <linux/clk.h> #include <plat/common.h> @@ -36,839 +36,88 @@ #include "control.h" #include "voltage.h" +#include "powerdomain.h" #include "vc.h" #include "vp.h" -#define VOLTAGE_DIR_SIZE 16 - - -static struct omap_vdd_info **vdd_info; - -/* - * Number of scalable voltage domains. - */ -static int nr_scalable_vdd; - -/* XXX document */ -static s16 prm_mod_offs; -static s16 prm_irqst_ocp_mod_offs; - -static struct dentry *voltage_dir; - -/* Init function pointers */ -static int vp_forceupdate_scale_voltage(struct omap_vdd_info *vdd, - unsigned long target_volt); - -static u32 omap3_voltage_read_reg(u16 mod, u8 offset) -{ - return omap2_prm_read_mod_reg(mod, offset); -} - -static void omap3_voltage_write_reg(u32 val, u16 mod, u8 offset) -{ - omap2_prm_write_mod_reg(val, mod, offset); -} - -static u32 omap4_voltage_read_reg(u16 mod, u8 offset) -{ - return omap4_prminst_read_inst_reg(OMAP4430_PRM_PARTITION, - mod, offset); -} - -static void omap4_voltage_write_reg(u32 val, u16 mod, u8 offset) -{ - omap4_prminst_write_inst_reg(val, OMAP4430_PRM_PARTITION, mod, offset); -} - -static int __init _config_common_vdd_data(struct omap_vdd_info *vdd) -{ - char *sys_ck_name; - struct clk *sys_ck; - u32 sys_clk_speed, timeout_val, waittime; - - /* - * XXX Clockfw should handle this, or this should be in a - * struct record - */ - if (cpu_is_omap24xx() || cpu_is_omap34xx()) - sys_ck_name = "sys_ck"; - else if (cpu_is_omap44xx()) - sys_ck_name = "sys_clkin_ck"; - else - return -EINVAL; - - /* - * Sys clk rate is require to calculate vp timeout value and - * smpswaittimemin and smpswaittimemax. - */ - sys_ck = clk_get(NULL, sys_ck_name); - if (IS_ERR(sys_ck)) { - pr_warning("%s: Could not get the sys clk to calculate" - "various vdd_%s params\n", __func__, vdd->voltdm.name); - return -EINVAL; - } - sys_clk_speed = clk_get_rate(sys_ck); - clk_put(sys_ck); - /* Divide to avoid overflow */ - sys_clk_speed /= 1000; - - /* Generic voltage parameters */ - vdd->volt_scale = vp_forceupdate_scale_voltage; - vdd->vp_enabled = false; - - vdd->vp_rt_data.vpconfig_erroroffset = - (vdd->pmic_info->vp_erroroffset << - vdd->vp_data->vp_common->vpconfig_erroroffset_shift); - - timeout_val = (sys_clk_speed * vdd->pmic_info->vp_timeout_us) / 1000; - vdd->vp_rt_data.vlimitto_timeout = timeout_val; - vdd->vp_rt_data.vlimitto_vddmin = vdd->pmic_info->vp_vddmin; - vdd->vp_rt_data.vlimitto_vddmax = vdd->pmic_info->vp_vddmax; - - waittime = ((vdd->pmic_info->step_size / vdd->pmic_info->slew_rate) * - sys_clk_speed) / 1000; - vdd->vp_rt_data.vstepmin_smpswaittimemin = waittime; - vdd->vp_rt_data.vstepmax_smpswaittimemax = waittime; - vdd->vp_rt_data.vstepmin_stepmin = vdd->pmic_info->vp_vstepmin; - vdd->vp_rt_data.vstepmax_stepmax = vdd->pmic_info->vp_vstepmax; - - return 0; -} - -/* Voltage debugfs support */ -static int vp_volt_debug_get(void *data, u64 *val) -{ - struct omap_vdd_info *vdd = (struct omap_vdd_info *) data; - u8 vsel; - - if (!vdd) { - pr_warning("Wrong paramater passed\n"); - return -EINVAL; - } - - vsel = vdd->read_reg(prm_mod_offs, vdd->vp_data->voltage); - - if (!vdd->pmic_info->vsel_to_uv) { - pr_warning("PMIC function to convert vsel to voltage" - "in uV not registerd\n"); - return -EINVAL; - } - - *val = vdd->pmic_info->vsel_to_uv(vsel); - return 0; -} - -static int nom_volt_debug_get(void *data, u64 *val) -{ - struct omap_vdd_info *vdd = (struct omap_vdd_info *) data; - - if (!vdd) { - pr_warning("Wrong paramater passed\n"); - return -EINVAL; - } - - *val = omap_voltage_get_nom_volt(&vdd->voltdm); - - return 0; -} - -DEFINE_SIMPLE_ATTRIBUTE(vp_volt_debug_fops, vp_volt_debug_get, NULL, "%llu\n"); -DEFINE_SIMPLE_ATTRIBUTE(nom_volt_debug_fops, nom_volt_debug_get, NULL, - "%llu\n"); -static void vp_latch_vsel(struct omap_vdd_info *vdd) -{ - u32 vpconfig; - unsigned long uvdc; - char vsel; - - uvdc = omap_voltage_get_nom_volt(&vdd->voltdm); - if (!uvdc) { - pr_warning("%s: unable to find current voltage for vdd_%s\n", - __func__, vdd->voltdm.name); - return; - } - - if (!vdd->pmic_info || !vdd->pmic_info->uv_to_vsel) { - pr_warning("%s: PMIC function to convert voltage in uV to" - " vsel not registered\n", __func__); - return; - } - - vsel = vdd->pmic_info->uv_to_vsel(uvdc); - - vpconfig = vdd->read_reg(prm_mod_offs, vdd->vp_data->vpconfig); - vpconfig &= ~(vdd->vp_data->vp_common->vpconfig_initvoltage_mask | - vdd->vp_data->vp_common->vpconfig_initvdd); - vpconfig |= vsel << vdd->vp_data->vp_common->vpconfig_initvoltage_shift; - - vdd->write_reg(vpconfig, prm_mod_offs, vdd->vp_data->vpconfig); - - /* Trigger initVDD value copy to voltage processor */ - vdd->write_reg((vpconfig | vdd->vp_data->vp_common->vpconfig_initvdd), - prm_mod_offs, vdd->vp_data->vpconfig); - - /* Clear initVDD copy trigger bit */ - vdd->write_reg(vpconfig, prm_mod_offs, vdd->vp_data->vpconfig); -} - -/* Generic voltage init functions */ -static void __init vp_init(struct omap_vdd_info *vdd) -{ - u32 vp_val; - - if (!vdd->read_reg || !vdd->write_reg) { - pr_err("%s: No read/write API for accessing vdd_%s regs\n", - __func__, vdd->voltdm.name); - return; - } - - vp_val = vdd->vp_rt_data.vpconfig_erroroffset | - (vdd->vp_rt_data.vpconfig_errorgain << - vdd->vp_data->vp_common->vpconfig_errorgain_shift) | - vdd->vp_data->vp_common->vpconfig_timeouten; - vdd->write_reg(vp_val, prm_mod_offs, vdd->vp_data->vpconfig); - - vp_val = ((vdd->vp_rt_data.vstepmin_smpswaittimemin << - vdd->vp_data->vp_common->vstepmin_smpswaittimemin_shift) | - (vdd->vp_rt_data.vstepmin_stepmin << - vdd->vp_data->vp_common->vstepmin_stepmin_shift)); - vdd->write_reg(vp_val, prm_mod_offs, vdd->vp_data->vstepmin); - - vp_val = ((vdd->vp_rt_data.vstepmax_smpswaittimemax << - vdd->vp_data->vp_common->vstepmax_smpswaittimemax_shift) | - (vdd->vp_rt_data.vstepmax_stepmax << - vdd->vp_data->vp_common->vstepmax_stepmax_shift)); - vdd->write_reg(vp_val, prm_mod_offs, vdd->vp_data->vstepmax); - - vp_val = ((vdd->vp_rt_data.vlimitto_vddmax << - vdd->vp_data->vp_common->vlimitto_vddmax_shift) | - (vdd->vp_rt_data.vlimitto_vddmin << - vdd->vp_data->vp_common->vlimitto_vddmin_shift) | - (vdd->vp_rt_data.vlimitto_timeout << - vdd->vp_data->vp_common->vlimitto_timeout_shift)); - vdd->write_reg(vp_val, prm_mod_offs, vdd->vp_data->vlimitto); -} - -static void __init vdd_debugfs_init(struct omap_vdd_info *vdd) -{ - char *name; - - name = kzalloc(VOLTAGE_DIR_SIZE, GFP_KERNEL); - if (!name) { - pr_warning("%s: Unable to allocate memory for debugfs" - " directory name for vdd_%s", - __func__, vdd->voltdm.name); - return; - } - strcpy(name, "vdd_"); - strcat(name, vdd->voltdm.name); - - vdd->debug_dir = debugfs_create_dir(name, voltage_dir); - kfree(name); - if (IS_ERR(vdd->debug_dir)) { - pr_warning("%s: Unable to create debugfs directory for" - " vdd_%s\n", __func__, vdd->voltdm.name); - vdd->debug_dir = NULL; - return; - } - - (void) debugfs_create_x16("vp_errorgain", S_IRUGO, vdd->debug_dir, - &(vdd->vp_rt_data.vpconfig_errorgain)); - (void) debugfs_create_x16("vp_smpswaittimemin", S_IRUGO, - vdd->debug_dir, - &(vdd->vp_rt_data.vstepmin_smpswaittimemin)); - (void) debugfs_create_x8("vp_stepmin", S_IRUGO, vdd->debug_dir, - &(vdd->vp_rt_data.vstepmin_stepmin)); - (void) debugfs_create_x16("vp_smpswaittimemax", S_IRUGO, - vdd->debug_dir, - &(vdd->vp_rt_data.vstepmax_smpswaittimemax)); - (void) debugfs_create_x8("vp_stepmax", S_IRUGO, vdd->debug_dir, - &(vdd->vp_rt_data.vstepmax_stepmax)); - (void) debugfs_create_x8("vp_vddmax", S_IRUGO, vdd->debug_dir, - &(vdd->vp_rt_data.vlimitto_vddmax)); - (void) debugfs_create_x8("vp_vddmin", S_IRUGO, vdd->debug_dir, - &(vdd->vp_rt_data.vlimitto_vddmin)); - (void) debugfs_create_x16("vp_timeout", S_IRUGO, vdd->debug_dir, - &(vdd->vp_rt_data.vlimitto_timeout)); - (void) debugfs_create_file("curr_vp_volt", S_IRUGO, vdd->debug_dir, - (void *) vdd, &vp_volt_debug_fops); - (void) debugfs_create_file("curr_nominal_volt", S_IRUGO, - vdd->debug_dir, (void *) vdd, - &nom_volt_debug_fops); -} - -/* Voltage scale and accessory APIs */ -static int _pre_volt_scale(struct omap_vdd_info *vdd, - unsigned long target_volt, u8 *target_vsel, u8 *current_vsel) -{ - struct omap_volt_data *volt_data; - const struct omap_vc_common_data *vc_common; - const struct omap_vp_common_data *vp_common; - u32 vc_cmdval, vp_errgain_val; - - vc_common = vdd->vc_data->vc_common; - vp_common = vdd->vp_data->vp_common; - - /* Check if suffiecient pmic info is available for this vdd */ - if (!vdd->pmic_info) { - pr_err("%s: Insufficient pmic info to scale the vdd_%s\n", - __func__, vdd->voltdm.name); - return -EINVAL; - } - - if (!vdd->pmic_info->uv_to_vsel) { - pr_err("%s: PMIC function to convert voltage in uV to" - "vsel not registered. Hence unable to scale voltage" - "for vdd_%s\n", __func__, vdd->voltdm.name); - return -ENODATA; - } - - if (!vdd->read_reg || !vdd->write_reg) { - pr_err("%s: No read/write API for accessing vdd_%s regs\n", - __func__, vdd->voltdm.name); - return -EINVAL; - } - - /* Get volt_data corresponding to target_volt */ - volt_data = omap_voltage_get_voltdata(&vdd->voltdm, target_volt); - if (IS_ERR(volt_data)) - volt_data = NULL; - - *target_vsel = vdd->pmic_info->uv_to_vsel(target_volt); - *current_vsel = vdd->read_reg(prm_mod_offs, vdd->vp_data->voltage); - - /* Setting the ON voltage to the new target voltage */ - vc_cmdval = vdd->read_reg(prm_mod_offs, vdd->vc_data->cmdval_reg); - vc_cmdval &= ~vc_common->cmd_on_mask; - vc_cmdval |= (*target_vsel << vc_common->cmd_on_shift); - vdd->write_reg(vc_cmdval, prm_mod_offs, vdd->vc_data->cmdval_reg); - - /* Setting vp errorgain based on the voltage */ - if (volt_data) { - vp_errgain_val = vdd->read_reg(prm_mod_offs, - vdd->vp_data->vpconfig); - vdd->vp_rt_data.vpconfig_errorgain = volt_data->vp_errgain; - vp_errgain_val &= ~vp_common->vpconfig_errorgain_mask; - vp_errgain_val |= vdd->vp_rt_data.vpconfig_errorgain << - vp_common->vpconfig_errorgain_shift; - vdd->write_reg(vp_errgain_val, prm_mod_offs, - vdd->vp_data->vpconfig); - } - - return 0; -} - -static void _post_volt_scale(struct omap_vdd_info *vdd, - unsigned long target_volt, u8 target_vsel, u8 current_vsel) -{ - u32 smps_steps = 0, smps_delay = 0; - - smps_steps = abs(target_vsel - current_vsel); - /* SMPS slew rate / step size. 2us added as buffer. */ - smps_delay = ((smps_steps * vdd->pmic_info->step_size) / - vdd->pmic_info->slew_rate) + 2; - udelay(smps_delay); - - vdd->curr_volt = target_volt; -} - -/* vc_bypass_scale_voltage - VC bypass method of voltage scaling */ -static int vc_bypass_scale_voltage(struct omap_vdd_info *vdd, - unsigned long target_volt) -{ - u32 loop_cnt = 0, retries_cnt = 0; - u32 vc_valid, vc_bypass_val_reg, vc_bypass_value; - u8 target_vsel, current_vsel; - int ret; - - ret = _pre_volt_scale(vdd, target_volt, &target_vsel, ¤t_vsel); - if (ret) - return ret; - - vc_valid = vdd->vc_data->vc_common->valid; - vc_bypass_val_reg = vdd->vc_data->vc_common->bypass_val_reg; - vc_bypass_value = (target_vsel << vdd->vc_data->vc_common->data_shift) | - (vdd->pmic_info->pmic_reg << - vdd->vc_data->vc_common->regaddr_shift) | - (vdd->pmic_info->i2c_slave_addr << - vdd->vc_data->vc_common->slaveaddr_shift); - - vdd->write_reg(vc_bypass_value, prm_mod_offs, vc_bypass_val_reg); - vdd->write_reg(vc_bypass_value | vc_valid, prm_mod_offs, - vc_bypass_val_reg); - - vc_bypass_value = vdd->read_reg(prm_mod_offs, vc_bypass_val_reg); - /* - * Loop till the bypass command is acknowledged from the SMPS. - * NOTE: This is legacy code. The loop count and retry count needs - * to be revisited. - */ - while (!(vc_bypass_value & vc_valid)) { - loop_cnt++; - - if (retries_cnt > 10) { - pr_warning("%s: Retry count exceeded\n", __func__); - return -ETIMEDOUT; - } - - if (loop_cnt > 50) { - retries_cnt++; - loop_cnt = 0; - udelay(10); - } - vc_bypass_value = vdd->read_reg(prm_mod_offs, - vc_bypass_val_reg); - } - - _post_volt_scale(vdd, target_volt, target_vsel, current_vsel); - return 0; -} - -/* VP force update method of voltage scaling */ -static int vp_forceupdate_scale_voltage(struct omap_vdd_info *vdd, - unsigned long target_volt) -{ - u32 vpconfig; - u8 target_vsel, current_vsel, prm_irqst_reg; - int ret, timeout = 0; - - ret = _pre_volt_scale(vdd, target_volt, &target_vsel, ¤t_vsel); - if (ret) - return ret; - - prm_irqst_reg = vdd->vp_data->prm_irqst_data->prm_irqst_reg; - - /* - * Clear all pending TransactionDone interrupt/status. Typical latency - * is <3us - */ - while (timeout++ < VP_TRANXDONE_TIMEOUT) { - vdd->write_reg(vdd->vp_data->prm_irqst_data->tranxdone_status, - prm_irqst_ocp_mod_offs, prm_irqst_reg); - if (!(vdd->read_reg(prm_irqst_ocp_mod_offs, prm_irqst_reg) & - vdd->vp_data->prm_irqst_data->tranxdone_status)) - break; - udelay(1); - } - if (timeout >= VP_TRANXDONE_TIMEOUT) { - pr_warning("%s: vdd_%s TRANXDONE timeout exceeded." - "Voltage change aborted", __func__, vdd->voltdm.name); - return -ETIMEDOUT; - } - - /* Configure for VP-Force Update */ - vpconfig = vdd->read_reg(prm_mod_offs, vdd->vp_data->vpconfig); - vpconfig &= ~(vdd->vp_data->vp_common->vpconfig_initvdd | - vdd->vp_data->vp_common->vpconfig_forceupdate | - vdd->vp_data->vp_common->vpconfig_initvoltage_mask); - vpconfig |= ((target_vsel << - vdd->vp_data->vp_common->vpconfig_initvoltage_shift)); - vdd->write_reg(vpconfig, prm_mod_offs, vdd->vp_data->vpconfig); - - /* Trigger initVDD value copy to voltage processor */ - vpconfig |= vdd->vp_data->vp_common->vpconfig_initvdd; - vdd->write_reg(vpconfig, prm_mod_offs, vdd->vp_data->vpconfig); - - /* Force update of voltage */ - vpconfig |= vdd->vp_data->vp_common->vpconfig_forceupdate; - vdd->write_reg(vpconfig, prm_mod_offs, vdd->vp_data->vpconfig); - - /* - * Wait for TransactionDone. Typical latency is <200us. - * Depends on SMPSWAITTIMEMIN/MAX and voltage change - */ - timeout = 0; - omap_test_timeout((vdd->read_reg(prm_irqst_ocp_mod_offs, prm_irqst_reg) & - vdd->vp_data->prm_irqst_data->tranxdone_status), - VP_TRANXDONE_TIMEOUT, timeout); - if (timeout >= VP_TRANXDONE_TIMEOUT) - pr_err("%s: vdd_%s TRANXDONE timeout exceeded." - "TRANXDONE never got set after the voltage update\n", - __func__, vdd->voltdm.name); - - _post_volt_scale(vdd, target_volt, target_vsel, current_vsel); - - /* - * Disable TransactionDone interrupt , clear all status, clear - * control registers - */ - timeout = 0; - while (timeout++ < VP_TRANXDONE_TIMEOUT) { - vdd->write_reg(vdd->vp_data->prm_irqst_data->tranxdone_status, - prm_irqst_ocp_mod_offs, prm_irqst_reg); - if (!(vdd->read_reg(prm_irqst_ocp_mod_offs, prm_irqst_reg) & - vdd->vp_data->prm_irqst_data->tranxdone_status)) - break; - udelay(1); - } - - if (timeout >= VP_TRANXDONE_TIMEOUT) - pr_warning("%s: vdd_%s TRANXDONE timeout exceeded while trying" - "to clear the TRANXDONE status\n", - __func__, vdd->voltdm.name); - - vpconfig = vdd->read_reg(prm_mod_offs, vdd->vp_data->vpconfig); - /* Clear initVDD copy trigger bit */ - vpconfig &= ~vdd->vp_data->vp_common->vpconfig_initvdd; - vdd->write_reg(vpconfig, prm_mod_offs, vdd->vp_data->vpconfig); - /* Clear force bit */ - vpconfig &= ~vdd->vp_data->vp_common->vpconfig_forceupdate; - vdd->write_reg(vpconfig, prm_mod_offs, vdd->vp_data->vpconfig); - - return 0; -} - -static void __init omap3_vfsm_init(struct omap_vdd_info *vdd) -{ - /* - * Voltage Manager FSM parameters init - * XXX This data should be passed in from the board file - */ - vdd->write_reg(OMAP3_CLKSETUP, prm_mod_offs, OMAP3_PRM_CLKSETUP_OFFSET); - vdd->write_reg(OMAP3_VOLTOFFSET, prm_mod_offs, - OMAP3_PRM_VOLTOFFSET_OFFSET); - vdd->write_reg(OMAP3_VOLTSETUP2, prm_mod_offs, - OMAP3_PRM_VOLTSETUP2_OFFSET); -} - -static void __init omap3_vc_init(struct omap_vdd_info *vdd) -{ - static bool is_initialized; - u8 on_vsel, onlp_vsel, ret_vsel, off_vsel; - u32 vc_val; - - if (is_initialized) - return; - - /* Set up the on, inactive, retention and off voltage */ - on_vsel = vdd->pmic_info->uv_to_vsel(vdd->pmic_info->on_volt); - onlp_vsel = vdd->pmic_info->uv_to_vsel(vdd->pmic_info->onlp_volt); - ret_vsel = vdd->pmic_info->uv_to_vsel(vdd->pmic_info->ret_volt); - off_vsel = vdd->pmic_info->uv_to_vsel(vdd->pmic_info->off_volt); - vc_val = ((on_vsel << vdd->vc_data->vc_common->cmd_on_shift) | - (onlp_vsel << vdd->vc_data->vc_common->cmd_onlp_shift) | - (ret_vsel << vdd->vc_data->vc_common->cmd_ret_shift) | - (off_vsel << vdd->vc_data->vc_common->cmd_off_shift)); - vdd->write_reg(vc_val, prm_mod_offs, vdd->vc_data->cmdval_reg); - - /* - * Generic VC parameters init - * XXX This data should be abstracted out - */ - vdd->write_reg(OMAP3430_CMD1_MASK | OMAP3430_RAV1_MASK, prm_mod_offs, - OMAP3_PRM_VC_CH_CONF_OFFSET); - vdd->write_reg(OMAP3430_MCODE_SHIFT | OMAP3430_HSEN_MASK, prm_mod_offs, - OMAP3_PRM_VC_I2C_CFG_OFFSET); - - omap3_vfsm_init(vdd); - - is_initialized = true; -} - - -/* OMAP4 specific voltage init functions */ -static void __init omap4_vc_init(struct omap_vdd_info *vdd) -{ - static bool is_initialized; - u32 vc_val; - - if (is_initialized) - return; - - /* TODO: Configure setup times and CMD_VAL values*/ - - /* - * Generic VC parameters init - * XXX This data should be abstracted out - */ - vc_val = (OMAP4430_RAV_VDD_MPU_L_MASK | OMAP4430_CMD_VDD_MPU_L_MASK | - OMAP4430_RAV_VDD_IVA_L_MASK | OMAP4430_CMD_VDD_IVA_L_MASK | - OMAP4430_RAV_VDD_CORE_L_MASK | OMAP4430_CMD_VDD_CORE_L_MASK); - vdd->write_reg(vc_val, prm_mod_offs, OMAP4_PRM_VC_CFG_CHANNEL_OFFSET); - - /* XXX These are magic numbers and do not belong! */ - vc_val = (0x60 << OMAP4430_SCLL_SHIFT | 0x26 << OMAP4430_SCLH_SHIFT); - vdd->write_reg(vc_val, prm_mod_offs, OMAP4_PRM_VC_CFG_I2C_CLK_OFFSET); - - is_initialized = true; -} - -static void __init omap_vc_init(struct omap_vdd_info *vdd) -{ - u32 vc_val; - - if (!vdd->pmic_info || !vdd->pmic_info->uv_to_vsel) { - pr_err("%s: PMIC info requried to configure vc for" - "vdd_%s not populated.Hence cannot initialize vc\n", - __func__, vdd->voltdm.name); - return; - } - - if (!vdd->read_reg || !vdd->write_reg) { - pr_err("%s: No read/write API for accessing vdd_%s regs\n", - __func__, vdd->voltdm.name); - return; - } - - /* Set up the SMPS_SA(i2c slave address in VC */ - vc_val = vdd->read_reg(prm_mod_offs, - vdd->vc_data->vc_common->smps_sa_reg); - vc_val &= ~vdd->vc_data->smps_sa_mask; - vc_val |= vdd->pmic_info->i2c_slave_addr << vdd->vc_data->smps_sa_shift; - vdd->write_reg(vc_val, prm_mod_offs, - vdd->vc_data->vc_common->smps_sa_reg); - - /* Setup the VOLRA(pmic reg addr) in VC */ - vc_val = vdd->read_reg(prm_mod_offs, - vdd->vc_data->vc_common->smps_volra_reg); - vc_val &= ~vdd->vc_data->smps_volra_mask; - vc_val |= vdd->pmic_info->pmic_reg << vdd->vc_data->smps_volra_shift; - vdd->write_reg(vc_val, prm_mod_offs, - vdd->vc_data->vc_common->smps_volra_reg); - - /* Configure the setup times */ - vc_val = vdd->read_reg(prm_mod_offs, vdd->vfsm->voltsetup_reg); - vc_val &= ~vdd->vfsm->voltsetup_mask; - vc_val |= vdd->pmic_info->volt_setup_time << - vdd->vfsm->voltsetup_shift; - vdd->write_reg(vc_val, prm_mod_offs, vdd->vfsm->voltsetup_reg); - - if (cpu_is_omap34xx()) - omap3_vc_init(vdd); - else if (cpu_is_omap44xx()) - omap4_vc_init(vdd); -} - -static int __init omap_vdd_data_configure(struct omap_vdd_info *vdd) -{ - int ret = -EINVAL; - - if (!vdd->pmic_info) { - pr_err("%s: PMIC info requried to configure vdd_%s not" - "populated.Hence cannot initialize vdd_%s\n", - __func__, vdd->voltdm.name, vdd->voltdm.name); - goto ovdc_out; - } - - if (IS_ERR_VALUE(_config_common_vdd_data(vdd))) - goto ovdc_out; - - if (cpu_is_omap34xx()) { - vdd->read_reg = omap3_voltage_read_reg; - vdd->write_reg = omap3_voltage_write_reg; - ret = 0; - } else if (cpu_is_omap44xx()) { - vdd->read_reg = omap4_voltage_read_reg; - vdd->write_reg = omap4_voltage_write_reg; - ret = 0; - } - -ovdc_out: - return ret; -} +static LIST_HEAD(voltdm_list); /* Public functions */ /** - * omap_voltage_get_nom_volt() - Gets the current non-auto-compensated voltage - * @voltdm: pointer to the VDD for which current voltage info is needed + * voltdm_get_voltage() - Gets the current non-auto-compensated voltage + * @voltdm: pointer to the voltdm for which current voltage info is needed * - * API to get the current non-auto-compensated voltage for a VDD. - * Returns 0 in case of error else returns the current voltage for the VDD. + * API to get the current non-auto-compensated voltage for a voltage domain. + * Returns 0 in case of error else returns the current voltage. */ -unsigned long omap_voltage_get_nom_volt(struct voltagedomain *voltdm) +unsigned long voltdm_get_voltage(struct voltagedomain *voltdm) { - struct omap_vdd_info *vdd; - if (!voltdm || IS_ERR(voltdm)) { pr_warning("%s: VDD specified does not exist!\n", __func__); return 0; } - vdd = container_of(voltdm, struct omap_vdd_info, voltdm); - - return vdd->curr_volt; + return voltdm->nominal_volt; } /** - * omap_vp_get_curr_volt() - API to get the current vp voltage. - * @voltdm: pointer to the VDD. - * - * This API returns the current voltage for the specified voltage processor - */ -unsigned long omap_vp_get_curr_volt(struct voltagedomain *voltdm) -{ - struct omap_vdd_info *vdd; - u8 curr_vsel; - - if (!voltdm || IS_ERR(voltdm)) { - pr_warning("%s: VDD specified does not exist!\n", __func__); - return 0; - } - - vdd = container_of(voltdm, struct omap_vdd_info, voltdm); - if (!vdd->read_reg) { - pr_err("%s: No read API for reading vdd_%s regs\n", - __func__, voltdm->name); - return 0; - } - - curr_vsel = vdd->read_reg(prm_mod_offs, vdd->vp_data->voltage); - - if (!vdd->pmic_info || !vdd->pmic_info->vsel_to_uv) { - pr_warning("%s: PMIC function to convert vsel to voltage" - "in uV not registerd\n", __func__); - return 0; - } - - return vdd->pmic_info->vsel_to_uv(curr_vsel); -} - -/** - * omap_vp_enable() - API to enable a particular VP - * @voltdm: pointer to the VDD whose VP is to be enabled. - * - * This API enables a particular voltage processor. Needed by the smartreflex - * class drivers. - */ -void omap_vp_enable(struct voltagedomain *voltdm) -{ - struct omap_vdd_info *vdd; - u32 vpconfig; - - if (!voltdm || IS_ERR(voltdm)) { - pr_warning("%s: VDD specified does not exist!\n", __func__); - return; - } - - vdd = container_of(voltdm, struct omap_vdd_info, voltdm); - if (!vdd->read_reg || !vdd->write_reg) { - pr_err("%s: No read/write API for accessing vdd_%s regs\n", - __func__, voltdm->name); - return; - } - - /* If VP is already enabled, do nothing. Return */ - if (vdd->vp_enabled) - return; - - vp_latch_vsel(vdd); - - /* Enable VP */ - vpconfig = vdd->read_reg(prm_mod_offs, vdd->vp_data->vpconfig); - vpconfig |= vdd->vp_data->vp_common->vpconfig_vpenable; - vdd->write_reg(vpconfig, prm_mod_offs, vdd->vp_data->vpconfig); - vdd->vp_enabled = true; -} - -/** - * omap_vp_disable() - API to disable a particular VP - * @voltdm: pointer to the VDD whose VP is to be disabled. - * - * This API disables a particular voltage processor. Needed by the smartreflex - * class drivers. - */ -void omap_vp_disable(struct voltagedomain *voltdm) -{ - struct omap_vdd_info *vdd; - u32 vpconfig; - int timeout; - - if (!voltdm || IS_ERR(voltdm)) { - pr_warning("%s: VDD specified does not exist!\n", __func__); - return; - } - - vdd = container_of(voltdm, struct omap_vdd_info, voltdm); - if (!vdd->read_reg || !vdd->write_reg) { - pr_err("%s: No read/write API for accessing vdd_%s regs\n", - __func__, voltdm->name); - return; - } - - /* If VP is already disabled, do nothing. Return */ - if (!vdd->vp_enabled) { - pr_warning("%s: Trying to disable VP for vdd_%s when" - "it is already disabled\n", __func__, voltdm->name); - return; - } - - /* Disable VP */ - vpconfig = vdd->read_reg(prm_mod_offs, vdd->vp_data->vpconfig); - vpconfig &= ~vdd->vp_data->vp_common->vpconfig_vpenable; - vdd->write_reg(vpconfig, prm_mod_offs, vdd->vp_data->vpconfig); - - /* - * Wait for VP idle Typical latency is <2us. Maximum latency is ~100us - */ - omap_test_timeout((vdd->read_reg(prm_mod_offs, vdd->vp_data->vstatus)), - VP_IDLE_TIMEOUT, timeout); - - if (timeout >= VP_IDLE_TIMEOUT) - pr_warning("%s: vdd_%s idle timedout\n", - __func__, voltdm->name); - - vdd->vp_enabled = false; - - return; -} - -/** - * omap_voltage_scale_vdd() - API to scale voltage of a particular - * voltage domain. - * @voltdm: pointer to the VDD which is to be scaled. - * @target_volt: The target voltage of the voltage domain + * voltdm_scale() - API to scale voltage of a particular voltage domain. + * @voltdm: pointer to the voltage domain which is to be scaled. + * @target_volt: The target voltage of the voltage domain * * This API should be called by the kernel to do the voltage scaling - * for a particular voltage domain during dvfs or any other situation. + * for a particular voltage domain during DVFS. */ -int omap_voltage_scale_vdd(struct voltagedomain *voltdm, - unsigned long target_volt) +int voltdm_scale(struct voltagedomain *voltdm, + unsigned long target_volt) { - struct omap_vdd_info *vdd; + int ret; if (!voltdm || IS_ERR(voltdm)) { pr_warning("%s: VDD specified does not exist!\n", __func__); return -EINVAL; } - vdd = container_of(voltdm, struct omap_vdd_info, voltdm); - - if (!vdd->volt_scale) { + if (!voltdm->scale) { pr_err("%s: No voltage scale API registered for vdd_%s\n", __func__, voltdm->name); return -ENODATA; } - return vdd->volt_scale(vdd, target_volt); + ret = voltdm->scale(voltdm, target_volt); + if (!ret) + voltdm->nominal_volt = target_volt; + + return ret; } /** - * omap_voltage_reset() - Resets the voltage of a particular voltage domain - * to that of the current OPP. - * @voltdm: pointer to the VDD whose voltage is to be reset. + * voltdm_reset() - Resets the voltage of a particular voltage domain + * to that of the current OPP. + * @voltdm: pointer to the voltage domain whose voltage is to be reset. * * This API finds out the correct voltage the voltage domain is supposed * to be at and resets the voltage to that level. Should be used especially * while disabling any voltage compensation modules. */ -void omap_voltage_reset(struct voltagedomain *voltdm) +void voltdm_reset(struct voltagedomain *voltdm) { - unsigned long target_uvdc; + unsigned long target_volt; if (!voltdm || IS_ERR(voltdm)) { pr_warning("%s: VDD specified does not exist!\n", __func__); return; } - target_uvdc = omap_voltage_get_nom_volt(voltdm); - if (!target_uvdc) { + target_volt = voltdm_get_voltage(voltdm); + if (!target_volt) { pr_err("%s: unable to find current voltage for vdd_%s\n", __func__, voltdm->name); return; } - omap_voltage_scale_vdd(voltdm, target_uvdc); + voltdm_scale(voltdm, target_volt); } /** @@ -884,18 +133,14 @@ void omap_voltage_reset(struct voltagedomain *voltdm) * */ void omap_voltage_get_volttable(struct voltagedomain *voltdm, - struct omap_volt_data **volt_data) + struct omap_volt_data **volt_data) { - struct omap_vdd_info *vdd; - if (!voltdm || IS_ERR(voltdm)) { pr_warning("%s: VDD specified does not exist!\n", __func__); return; } - vdd = container_of(voltdm, struct omap_vdd_info, voltdm); - - *volt_data = vdd->volt_data; + *volt_data = voltdm->volt_data; } /** @@ -914,9 +159,8 @@ void omap_voltage_get_volttable(struct voltagedomain *voltdm, * domain or if there is no matching entry. */ struct omap_volt_data *omap_voltage_get_voltdata(struct voltagedomain *voltdm, - unsigned long volt) + unsigned long volt) { - struct omap_vdd_info *vdd; int i; if (!voltdm || IS_ERR(voltdm)) { @@ -924,17 +168,15 @@ struct omap_volt_data *omap_voltage_get_voltdata(struct voltagedomain *voltdm, return ERR_PTR(-EINVAL); } - vdd = container_of(voltdm, struct omap_vdd_info, voltdm); - - if (!vdd->volt_data) { + if (!voltdm->volt_data) { pr_warning("%s: voltage table does not exist for vdd_%s\n", __func__, voltdm->name); return ERR_PTR(-ENODATA); } - for (i = 0; vdd->volt_data[i].volt_nominal != 0; i++) { - if (vdd->volt_data[i].volt_nominal == volt) - return &vdd->volt_data[i]; + for (i = 0; voltdm->volt_data[i].volt_nominal != 0; i++) { + if (voltdm->volt_data[i].volt_nominal == volt) + return &voltdm->volt_data[i]; } pr_notice("%s: Unable to match the current voltage with the voltage" @@ -947,54 +189,25 @@ struct omap_volt_data *omap_voltage_get_voltdata(struct voltagedomain *voltdm, * omap_voltage_register_pmic() - API to register PMIC specific data * @voltdm: pointer to the VDD for which the PMIC specific data is * to be registered - * @pmic_info: the structure containing pmic info + * @pmic: the structure containing pmic info * * This API is to be called by the SOC/PMIC file to specify the - * pmic specific info as present in omap_volt_pmic_info structure. + * pmic specific info as present in omap_voltdm_pmic structure. */ int omap_voltage_register_pmic(struct voltagedomain *voltdm, - struct omap_volt_pmic_info *pmic_info) + struct omap_voltdm_pmic *pmic) { - struct omap_vdd_info *vdd; - if (!voltdm || IS_ERR(voltdm)) { pr_warning("%s: VDD specified does not exist!\n", __func__); return -EINVAL; } - vdd = container_of(voltdm, struct omap_vdd_info, voltdm); - - vdd->pmic_info = pmic_info; + voltdm->pmic = pmic; return 0; } /** - * omap_voltage_get_dbgdir() - API to get pointer to the debugfs directory - * corresponding to a voltage domain. - * - * @voltdm: pointer to the VDD whose debug directory is required. - * - * This API returns pointer to the debugfs directory corresponding - * to the voltage domain. Should be used by drivers requiring to - * add any debug entry for a particular voltage domain. Returns NULL - * in case of error. - */ -struct dentry *omap_voltage_get_dbgdir(struct voltagedomain *voltdm) -{ - struct omap_vdd_info *vdd; - - if (!voltdm || IS_ERR(voltdm)) { - pr_warning("%s: VDD specified does not exist!\n", __func__); - return NULL; - } - - vdd = container_of(voltdm, struct omap_vdd_info, voltdm); - - return vdd->debug_dir; -} - -/** * omap_change_voltscale_method() - API to change the voltage scaling method. * @voltdm: pointer to the VDD whose voltage scaling method * has to be changed. @@ -1005,23 +218,19 @@ struct dentry *omap_voltage_get_dbgdir(struct voltagedomain *voltdm) * defined in voltage.h */ void omap_change_voltscale_method(struct voltagedomain *voltdm, - int voltscale_method) + int voltscale_method) { - struct omap_vdd_info *vdd; - if (!voltdm || IS_ERR(voltdm)) { pr_warning("%s: VDD specified does not exist!\n", __func__); return; } - vdd = container_of(voltdm, struct omap_vdd_info, voltdm); - switch (voltscale_method) { case VOLTSCALE_VPFORCEUPDATE: - vdd->volt_scale = vp_forceupdate_scale_voltage; + voltdm->scale = omap_vp_forceupdate_scale; return; case VOLTSCALE_VCBYPASS: - vdd->volt_scale = vc_bypass_scale_voltage; + voltdm->scale = omap_vc_bypass_scale; return; default: pr_warning("%s: Trying to change the method of voltage scaling" @@ -1030,77 +239,192 @@ void omap_change_voltscale_method(struct voltagedomain *voltdm, } /** - * omap_voltage_domain_lookup() - API to get the voltage domain pointer - * @name: Name of the voltage domain + * omap_voltage_late_init() - Init the various voltage parameters * - * This API looks up in the global vdd_info struct for the - * existence of voltage domain <name>. If it exists, the API returns - * a pointer to the voltage domain structure corresponding to the - * VDD<name>. Else retuns error pointer. + * This API is to be called in the later stages of the + * system boot to init the voltage controller and + * voltage processors. */ -struct voltagedomain *omap_voltage_domain_lookup(char *name) +int __init omap_voltage_late_init(void) { - int i; + struct voltagedomain *voltdm; - if (!vdd_info) { - pr_err("%s: Voltage driver init not yet happened.Faulting!\n", + if (list_empty(&voltdm_list)) { + pr_err("%s: Voltage driver support not added\n", __func__); - return ERR_PTR(-EINVAL); + return -EINVAL; } - if (!name) { - pr_err("%s: No name to get the votage domain!\n", __func__); - return ERR_PTR(-EINVAL); + list_for_each_entry(voltdm, &voltdm_list, node) { + struct clk *sys_ck; + + if (!voltdm->scalable) + continue; + + sys_ck = clk_get(NULL, voltdm->sys_clk.name); + if (IS_ERR(sys_ck)) { + pr_warning("%s: Could not get sys clk.\n", __func__); + return -EINVAL; + } + voltdm->sys_clk.rate = clk_get_rate(sys_ck); + WARN_ON(!voltdm->sys_clk.rate); + clk_put(sys_ck); + + if (voltdm->vc) { + voltdm->scale = omap_vc_bypass_scale; + omap_vc_init_channel(voltdm); + } + + if (voltdm->vp) { + voltdm->scale = omap_vp_forceupdate_scale; + omap_vp_init(voltdm); + } } - for (i = 0; i < nr_scalable_vdd; i++) { - if (!(strcmp(name, vdd_info[i]->voltdm.name))) - return &vdd_info[i]->voltdm; + return 0; +} + +static struct voltagedomain *_voltdm_lookup(const char *name) +{ + struct voltagedomain *voltdm, *temp_voltdm; + + voltdm = NULL; + + list_for_each_entry(temp_voltdm, &voltdm_list, node) { + if (!strcmp(name, temp_voltdm->name)) { + voltdm = temp_voltdm; + break; + } } - return ERR_PTR(-EINVAL); + return voltdm; } /** - * omap_voltage_late_init() - Init the various voltage parameters + * voltdm_add_pwrdm - add a powerdomain to a voltagedomain + * @voltdm: struct voltagedomain * to add the powerdomain to + * @pwrdm: struct powerdomain * to associate with a voltagedomain * - * This API is to be called in the later stages of the - * system boot to init the voltage controller and - * voltage processors. + * Associate the powerdomain @pwrdm with a voltagedomain @voltdm. This + * enables the use of voltdm_for_each_pwrdm(). Returns -EINVAL if + * presented with invalid pointers; -ENOMEM if memory could not be allocated; + * or 0 upon success. */ -int __init omap_voltage_late_init(void) +int voltdm_add_pwrdm(struct voltagedomain *voltdm, struct powerdomain *pwrdm) { - int i; + if (!voltdm || !pwrdm) + return -EINVAL; - if (!vdd_info) { - pr_err("%s: Voltage driver support not added\n", - __func__); + pr_debug("voltagedomain: associating powerdomain %s with voltagedomain " + "%s\n", pwrdm->name, voltdm->name); + + list_add(&pwrdm->voltdm_node, &voltdm->pwrdm_list); + + return 0; +} + +/** + * voltdm_for_each_pwrdm - call function for each pwrdm in a voltdm + * @voltdm: struct voltagedomain * to iterate over + * @fn: callback function * + * + * Call the supplied function @fn for each powerdomain in the + * voltagedomain @voltdm. Returns -EINVAL if presented with invalid + * pointers; or passes along the last return value of the callback + * function, which should be 0 for success or anything else to + * indicate failure. + */ +int voltdm_for_each_pwrdm(struct voltagedomain *voltdm, + int (*fn)(struct voltagedomain *voltdm, + struct powerdomain *pwrdm)) +{ + struct powerdomain *pwrdm; + int ret = 0; + + if (!fn) return -EINVAL; - } - voltage_dir = debugfs_create_dir("voltage", NULL); - if (IS_ERR(voltage_dir)) - pr_err("%s: Unable to create voltage debugfs main dir\n", - __func__); - for (i = 0; i < nr_scalable_vdd; i++) { - if (omap_vdd_data_configure(vdd_info[i])) - continue; - omap_vc_init(vdd_info[i]); - vp_init(vdd_info[i]); - vdd_debugfs_init(vdd_info[i]); + list_for_each_entry(pwrdm, &voltdm->pwrdm_list, voltdm_node) + ret = (*fn)(voltdm, pwrdm); + + return ret; +} + +/** + * voltdm_for_each - call function on each registered voltagedomain + * @fn: callback function * + * + * Call the supplied function @fn for each registered voltagedomain. + * The callback function @fn can return anything but 0 to bail out + * early from the iterator. Returns the last return value of the + * callback function, which should be 0 for success or anything else + * to indicate failure; or -EINVAL if the function pointer is null. + */ +int voltdm_for_each(int (*fn)(struct voltagedomain *voltdm, void *user), + void *user) +{ + struct voltagedomain *temp_voltdm; + int ret = 0; + + if (!fn) + return -EINVAL; + + list_for_each_entry(temp_voltdm, &voltdm_list, node) { + ret = (*fn)(temp_voltdm, user); + if (ret) + break; } - return 0; + return ret; } -/* XXX document */ -int __init omap_voltage_early_init(s16 prm_mod, s16 prm_irqst_ocp_mod, - struct omap_vdd_info *omap_vdd_array[], - u8 omap_vdd_count) +static int _voltdm_register(struct voltagedomain *voltdm) { - prm_mod_offs = prm_mod; - prm_irqst_ocp_mod_offs = prm_irqst_ocp_mod; - vdd_info = omap_vdd_array; - nr_scalable_vdd = omap_vdd_count; + if (!voltdm || !voltdm->name) + return -EINVAL; + + INIT_LIST_HEAD(&voltdm->pwrdm_list); + list_add(&voltdm->node, &voltdm_list); + + pr_debug("voltagedomain: registered %s\n", voltdm->name); + return 0; } + +/** + * voltdm_lookup - look up a voltagedomain by name, return a pointer + * @name: name of voltagedomain + * + * Find a registered voltagedomain by its name @name. Returns a pointer + * to the struct voltagedomain if found, or NULL otherwise. + */ +struct voltagedomain *voltdm_lookup(const char *name) +{ + struct voltagedomain *voltdm ; + + if (!name) + return NULL; + + voltdm = _voltdm_lookup(name); + + return voltdm; +} + +/** + * voltdm_init - set up the voltagedomain layer + * @voltdm_list: array of struct voltagedomain pointers to register + * + * Loop through the array of voltagedomains @voltdm_list, registering all + * that are available on the current CPU. If voltdm_list is supplied + * and not null, all of the referenced voltagedomains will be + * registered. No return value. + */ +void voltdm_init(struct voltagedomain **voltdms) +{ + struct voltagedomain **v; + + if (voltdms) { + for (v = voltdms; *v; v++) + _voltdm_register(*v); + } +} diff --git a/arch/arm/mach-omap2/voltage.h b/arch/arm/mach-omap2/voltage.h index e9f5408244e0..16a1b092cf36 100644 --- a/arch/arm/mach-omap2/voltage.h +++ b/arch/arm/mach-omap2/voltage.h @@ -19,6 +19,8 @@ #include "vc.h" #include "vp.h" +struct powerdomain; + /* XXX document */ #define VOLTSCALE_VPFORCEUPDATE 1 #define VOLTSCALE_VCBYPASS 2 @@ -32,29 +34,60 @@ #define OMAP3_VOLTSETUP2 0xff /** - * struct omap_vfsm_instance_data - per-voltage manager FSM register/bitfield + * struct omap_vfsm_instance - per-voltage manager FSM register/bitfield * data * @voltsetup_mask: SETUP_TIME* bitmask in the PRM_VOLTSETUP* register * @voltsetup_reg: register offset of PRM_VOLTSETUP from PRM base - * @voltsetup_shift: SETUP_TIME* field shift in the PRM_VOLTSETUP* register * * XXX What about VOLTOFFSET/VOLTCTRL? - * XXX It is not necessary to have both a _mask and a _shift for the same - * bitfield - remove one! */ -struct omap_vfsm_instance_data { +struct omap_vfsm_instance { u32 voltsetup_mask; u8 voltsetup_reg; - u8 voltsetup_shift; }; /** * struct voltagedomain - omap voltage domain global structure. - * @name: Name of the voltage domain which can be used as a unique - * identifier. + * @name: Name of the voltage domain which can be used as a unique identifier. + * @scalable: Whether or not this voltage domain is scalable + * @node: list_head linking all voltage domains + * @pwrdm_list: list_head linking all powerdomains in this voltagedomain + * @vc: pointer to VC channel associated with this voltagedomain + * @vp: pointer to VP associated with this voltagedomain + * @read: read a VC/VP register + * @write: write a VC/VP register + * @read: read-modify-write a VC/VP register + * @sys_clk: system clock name/frequency, used for various timing calculations + * @scale: function used to scale the voltage of the voltagedomain + * @nominal_volt: current nominal voltage for this voltage domain + * @volt_data: voltage table having the distinct voltages supported + * by the domain and other associated per voltage data. */ struct voltagedomain { char *name; + bool scalable; + struct list_head node; + struct list_head pwrdm_list; + struct omap_vc_channel *vc; + const struct omap_vfsm_instance *vfsm; + struct omap_vp_instance *vp; + struct omap_voltdm_pmic *pmic; + + /* VC/VP register access functions: SoC specific */ + u32 (*read) (u8 offset); + void (*write) (u32 val, u8 offset); + u32 (*rmw)(u32 mask, u32 bits, u8 offset); + + union { + const char *name; + u32 rate; + } sys_clk; + + int (*scale) (struct voltagedomain *voltdm, + unsigned long target_volt); + + u32 nominal_volt; + struct omap_volt_data *volt_data; }; /** @@ -77,13 +110,18 @@ struct omap_volt_data { }; /** - * struct omap_volt_pmic_info - PMIC specific data required by voltage driver. + * struct omap_voltdm_pmic - PMIC specific data required by voltage driver. * @slew_rate: PMIC slew rate (in uv/us) * @step_size: PMIC voltage step size (in uv) + * @i2c_slave_addr: I2C slave address of PMIC + * @volt_reg_addr: voltage configuration register address + * @cmd_reg_addr: command (on, on-LP, ret, off) configuration register address + * @i2c_high_speed: whether VC uses I2C high-speed mode to PMIC + * @i2c_mcode: master code value for I2C high-speed preamble transmission * @vsel_to_uv: PMIC API to convert vsel value to actual voltage in uV. * @uv_to_vsel: PMIC API to convert voltage in uV to vsel value. */ -struct omap_volt_pmic_info { +struct omap_voltdm_pmic { int slew_rate; int step_size; u32 on_volt; @@ -91,94 +129,44 @@ struct omap_volt_pmic_info { u32 ret_volt; u32 off_volt; u16 volt_setup_time; + u16 i2c_slave_addr; + u16 volt_reg_addr; + u16 cmd_reg_addr; u8 vp_erroroffset; u8 vp_vstepmin; u8 vp_vstepmax; u8 vp_vddmin; u8 vp_vddmax; u8 vp_timeout_us; - u8 i2c_slave_addr; - u8 pmic_reg; + bool i2c_high_speed; + u8 i2c_mcode; unsigned long (*vsel_to_uv) (const u8 vsel); u8 (*uv_to_vsel) (unsigned long uV); }; -/** - * omap_vdd_info - Per Voltage Domain info - * - * @volt_data : voltage table having the distinct voltages supported - * by the domain and other associated per voltage data. - * @pmic_info : pmic specific parameters which should be populted by - * the pmic drivers. - * @vp_data : the register values, shifts, masks for various - * vp registers - * @vp_rt_data : VP data derived at runtime, not predefined - * @vc_data : structure containing various various vc registers, - * shifts, masks etc. - * @vfsm : voltage manager FSM data - * @voltdm : pointer to the voltage domain structure - * @debug_dir : debug directory for this voltage domain. - * @curr_volt : current voltage for this vdd. - * @vp_enabled : flag to keep track of whether vp is enabled or not - * @volt_scale : API to scale the voltage of the vdd. - */ -struct omap_vdd_info { - struct omap_volt_data *volt_data; - struct omap_volt_pmic_info *pmic_info; - struct omap_vp_instance_data *vp_data; - struct omap_vp_runtime_data vp_rt_data; - struct omap_vc_instance_data *vc_data; - const struct omap_vfsm_instance_data *vfsm; - struct voltagedomain voltdm; - struct dentry *debug_dir; - u32 curr_volt; - bool vp_enabled; - u32 (*read_reg) (u16 mod, u8 offset); - void (*write_reg) (u32 val, u16 mod, u8 offset); - int (*volt_scale) (struct omap_vdd_info *vdd, - unsigned long target_volt); -}; - -unsigned long omap_vp_get_curr_volt(struct voltagedomain *voltdm); -void omap_vp_enable(struct voltagedomain *voltdm); -void omap_vp_disable(struct voltagedomain *voltdm); -int omap_voltage_scale_vdd(struct voltagedomain *voltdm, - unsigned long target_volt); -void omap_voltage_reset(struct voltagedomain *voltdm); void omap_voltage_get_volttable(struct voltagedomain *voltdm, struct omap_volt_data **volt_data); struct omap_volt_data *omap_voltage_get_voltdata(struct voltagedomain *voltdm, unsigned long volt); -unsigned long omap_voltage_get_nom_volt(struct voltagedomain *voltdm); -struct dentry *omap_voltage_get_dbgdir(struct voltagedomain *voltdm); -int __init omap_voltage_early_init(s16 prm_mod, s16 prm_irqst_mod, - struct omap_vdd_info *omap_vdd_array[], - u8 omap_vdd_count); -#ifdef CONFIG_PM int omap_voltage_register_pmic(struct voltagedomain *voltdm, - struct omap_volt_pmic_info *pmic_info); + struct omap_voltdm_pmic *pmic); void omap_change_voltscale_method(struct voltagedomain *voltdm, int voltscale_method); -/* API to get the voltagedomain pointer */ -struct voltagedomain *omap_voltage_domain_lookup(char *name); - int omap_voltage_late_init(void); -#else -static inline int omap_voltage_register_pmic(struct voltagedomain *voltdm, - struct omap_volt_pmic_info *pmic_info) -{ - return -EINVAL; -} -static inline void omap_change_voltscale_method(struct voltagedomain *voltdm, - int voltscale_method) {} -static inline int omap_voltage_late_init(void) -{ - return -EINVAL; -} -static inline struct voltagedomain *omap_voltage_domain_lookup(char *name) -{ - return ERR_PTR(-EINVAL); -} -#endif +extern void omap2xxx_voltagedomains_init(void); +extern void omap3xxx_voltagedomains_init(void); +extern void omap44xx_voltagedomains_init(void); + +struct voltagedomain *voltdm_lookup(const char *name); +void voltdm_init(struct voltagedomain **voltdm_list); +int voltdm_add_pwrdm(struct voltagedomain *voltdm, struct powerdomain *pwrdm); +int voltdm_for_each(int (*fn)(struct voltagedomain *voltdm, void *user), + void *user); +int voltdm_for_each_pwrdm(struct voltagedomain *voltdm, + int (*fn)(struct voltagedomain *voltdm, + struct powerdomain *pwrdm)); +int voltdm_scale(struct voltagedomain *voltdm, unsigned long target_volt); +void voltdm_reset(struct voltagedomain *voltdm); +unsigned long voltdm_get_voltage(struct voltagedomain *voltdm); #endif diff --git a/arch/arm/mach-omap2/voltagedomains2xxx_data.c b/arch/arm/mach-omap2/voltagedomains2xxx_data.c new file mode 100644 index 000000000000..7a41349981e5 --- /dev/null +++ b/arch/arm/mach-omap2/voltagedomains2xxx_data.c @@ -0,0 +1,32 @@ +/* + * OMAP3 voltage domain data + * + * Copyright (C) 2011 Texas Instruments, Inc. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ +#include <linux/kernel.h> +#include <linux/init.h> + +#include "voltage.h" + +static struct voltagedomain omap2_voltdm_core = { + .name = "core", +}; + +static struct voltagedomain omap2_voltdm_wkup = { + .name = "wakeup", +}; + +static struct voltagedomain *voltagedomains_omap2[] __initdata = { + &omap2_voltdm_core, + &omap2_voltdm_wkup, + NULL, +}; + +void __init omap2xxx_voltagedomains_init(void) +{ + voltdm_init(voltagedomains_omap2); +} diff --git a/arch/arm/mach-omap2/voltagedomains3xxx_data.c b/arch/arm/mach-omap2/voltagedomains3xxx_data.c index def230fd2fde..071101debbbc 100644 --- a/arch/arm/mach-omap2/voltagedomains3xxx_data.c +++ b/arch/arm/mach-omap2/voltagedomains3xxx_data.c @@ -31,65 +31,70 @@ * VDD data */ -static const struct omap_vfsm_instance_data omap3_vdd1_vfsm_data = { +static const struct omap_vfsm_instance omap3_vdd1_vfsm = { .voltsetup_reg = OMAP3_PRM_VOLTSETUP1_OFFSET, - .voltsetup_shift = OMAP3430_SETUP_TIME1_SHIFT, .voltsetup_mask = OMAP3430_SETUP_TIME1_MASK, }; -static struct omap_vdd_info omap3_vdd1_info = { - .vp_data = &omap3_vp1_data, - .vc_data = &omap3_vc1_data, - .vfsm = &omap3_vdd1_vfsm_data, - .voltdm = { - .name = "mpu", - }, -}; - -static const struct omap_vfsm_instance_data omap3_vdd2_vfsm_data = { +static const struct omap_vfsm_instance omap3_vdd2_vfsm = { .voltsetup_reg = OMAP3_PRM_VOLTSETUP1_OFFSET, - .voltsetup_shift = OMAP3430_SETUP_TIME2_SHIFT, .voltsetup_mask = OMAP3430_SETUP_TIME2_MASK, }; -static struct omap_vdd_info omap3_vdd2_info = { - .vp_data = &omap3_vp2_data, - .vc_data = &omap3_vc2_data, - .vfsm = &omap3_vdd2_vfsm_data, - .voltdm = { - .name = "core", - }, +static struct voltagedomain omap3_voltdm_mpu = { + .name = "mpu_iva", + .scalable = true, + .read = omap3_prm_vcvp_read, + .write = omap3_prm_vcvp_write, + .rmw = omap3_prm_vcvp_rmw, + .vc = &omap3_vc_mpu, + .vfsm = &omap3_vdd1_vfsm, + .vp = &omap3_vp_mpu, }; -/* OMAP3 VDD structures */ -static struct omap_vdd_info *omap3_vdd_info[] = { - &omap3_vdd1_info, - &omap3_vdd2_info, +static struct voltagedomain omap3_voltdm_core = { + .name = "core", + .scalable = true, + .read = omap3_prm_vcvp_read, + .write = omap3_prm_vcvp_write, + .rmw = omap3_prm_vcvp_rmw, + .vc = &omap3_vc_core, + .vfsm = &omap3_vdd2_vfsm, + .vp = &omap3_vp_core, }; -/* OMAP3 specific voltage init functions */ -static int __init omap3xxx_voltage_early_init(void) -{ - s16 prm_mod = OMAP3430_GR_MOD; - s16 prm_irqst_ocp_mod = OCP_MOD; +static struct voltagedomain omap3_voltdm_wkup = { + .name = "wakeup", +}; - if (!cpu_is_omap34xx()) - return 0; +static struct voltagedomain *voltagedomains_omap3[] __initdata = { + &omap3_voltdm_mpu, + &omap3_voltdm_core, + &omap3_voltdm_wkup, + NULL, +}; + +static const char *sys_clk_name __initdata = "sys_ck"; + +void __init omap3xxx_voltagedomains_init(void) +{ + struct voltagedomain *voltdm; + int i; /* * XXX Will depend on the process, validation, and binning * for the currently-running IC */ if (cpu_is_omap3630()) { - omap3_vdd1_info.volt_data = omap36xx_vddmpu_volt_data; - omap3_vdd2_info.volt_data = omap36xx_vddcore_volt_data; + omap3_voltdm_mpu.volt_data = omap36xx_vddmpu_volt_data; + omap3_voltdm_core.volt_data = omap36xx_vddcore_volt_data; } else { - omap3_vdd1_info.volt_data = omap34xx_vddmpu_volt_data; - omap3_vdd2_info.volt_data = omap34xx_vddcore_volt_data; + omap3_voltdm_mpu.volt_data = omap34xx_vddmpu_volt_data; + omap3_voltdm_core.volt_data = omap34xx_vddcore_volt_data; } - return omap_voltage_early_init(prm_mod, prm_irqst_ocp_mod, - omap3_vdd_info, - ARRAY_SIZE(omap3_vdd_info)); + for (i = 0; voltdm = voltagedomains_omap3[i], voltdm; i++) + voltdm->sys_clk.name = sys_clk_name; + + voltdm_init(voltagedomains_omap3); }; -core_initcall(omap3xxx_voltage_early_init); diff --git a/arch/arm/mach-omap2/voltagedomains44xx_data.c b/arch/arm/mach-omap2/voltagedomains44xx_data.c index cb64996de0e1..c4584e9ac717 100644 --- a/arch/arm/mach-omap2/voltagedomains44xx_data.c +++ b/arch/arm/mach-omap2/voltagedomains44xx_data.c @@ -32,71 +32,80 @@ #include "vc.h" #include "vp.h" -static const struct omap_vfsm_instance_data omap4_vdd_mpu_vfsm_data = { +static const struct omap_vfsm_instance omap4_vdd_mpu_vfsm = { .voltsetup_reg = OMAP4_PRM_VOLTSETUP_MPU_RET_SLEEP_OFFSET, }; -static struct omap_vdd_info omap4_vdd_mpu_info = { - .vp_data = &omap4_vp_mpu_data, - .vc_data = &omap4_vc_mpu_data, - .vfsm = &omap4_vdd_mpu_vfsm_data, - .voltdm = { - .name = "mpu", - }, +static const struct omap_vfsm_instance omap4_vdd_iva_vfsm = { + .voltsetup_reg = OMAP4_PRM_VOLTSETUP_IVA_RET_SLEEP_OFFSET, }; -static const struct omap_vfsm_instance_data omap4_vdd_iva_vfsm_data = { - .voltsetup_reg = OMAP4_PRM_VOLTSETUP_IVA_RET_SLEEP_OFFSET, +static const struct omap_vfsm_instance omap4_vdd_core_vfsm = { + .voltsetup_reg = OMAP4_PRM_VOLTSETUP_CORE_RET_SLEEP_OFFSET, }; -static struct omap_vdd_info omap4_vdd_iva_info = { - .vp_data = &omap4_vp_iva_data, - .vc_data = &omap4_vc_iva_data, - .vfsm = &omap4_vdd_iva_vfsm_data, - .voltdm = { - .name = "iva", - }, +static struct voltagedomain omap4_voltdm_mpu = { + .name = "mpu", + .scalable = true, + .read = omap4_prm_vcvp_read, + .write = omap4_prm_vcvp_write, + .rmw = omap4_prm_vcvp_rmw, + .vc = &omap4_vc_mpu, + .vfsm = &omap4_vdd_mpu_vfsm, + .vp = &omap4_vp_mpu, }; -static const struct omap_vfsm_instance_data omap4_vdd_core_vfsm_data = { - .voltsetup_reg = OMAP4_PRM_VOLTSETUP_CORE_RET_SLEEP_OFFSET, +static struct voltagedomain omap4_voltdm_iva = { + .name = "iva", + .scalable = true, + .read = omap4_prm_vcvp_read, + .write = omap4_prm_vcvp_write, + .rmw = omap4_prm_vcvp_rmw, + .vc = &omap4_vc_iva, + .vfsm = &omap4_vdd_iva_vfsm, + .vp = &omap4_vp_iva, }; -static struct omap_vdd_info omap4_vdd_core_info = { - .vp_data = &omap4_vp_core_data, - .vc_data = &omap4_vc_core_data, - .vfsm = &omap4_vdd_core_vfsm_data, - .voltdm = { - .name = "core", - }, +static struct voltagedomain omap4_voltdm_core = { + .name = "core", + .scalable = true, + .read = omap4_prm_vcvp_read, + .write = omap4_prm_vcvp_write, + .rmw = omap4_prm_vcvp_rmw, + .vc = &omap4_vc_core, + .vfsm = &omap4_vdd_core_vfsm, + .vp = &omap4_vp_core, }; -/* OMAP4 VDD structures */ -static struct omap_vdd_info *omap4_vdd_info[] = { - &omap4_vdd_mpu_info, - &omap4_vdd_iva_info, - &omap4_vdd_core_info, +static struct voltagedomain omap4_voltdm_wkup = { + .name = "wakeup", }; -/* OMAP4 specific voltage init functions */ -static int __init omap44xx_voltage_early_init(void) -{ - s16 prm_mod = OMAP4430_PRM_DEVICE_INST; - s16 prm_irqst_ocp_mod = OMAP4430_PRM_OCP_SOCKET_INST; +static struct voltagedomain *voltagedomains_omap4[] __initdata = { + &omap4_voltdm_mpu, + &omap4_voltdm_iva, + &omap4_voltdm_core, + &omap4_voltdm_wkup, + NULL, +}; + +static const char *sys_clk_name __initdata = "sys_clkin_ck"; - if (!cpu_is_omap44xx()) - return 0; +void __init omap44xx_voltagedomains_init(void) +{ + struct voltagedomain *voltdm; + int i; /* * XXX Will depend on the process, validation, and binning * for the currently-running IC */ - omap4_vdd_mpu_info.volt_data = omap44xx_vdd_mpu_volt_data; - omap4_vdd_iva_info.volt_data = omap44xx_vdd_iva_volt_data; - omap4_vdd_core_info.volt_data = omap44xx_vdd_core_volt_data; + omap4_voltdm_mpu.volt_data = omap44xx_vdd_mpu_volt_data; + omap4_voltdm_iva.volt_data = omap44xx_vdd_iva_volt_data; + omap4_voltdm_core.volt_data = omap44xx_vdd_core_volt_data; + + for (i = 0; voltdm = voltagedomains_omap4[i], voltdm; i++) + voltdm->sys_clk.name = sys_clk_name; - return omap_voltage_early_init(prm_mod, prm_irqst_ocp_mod, - omap4_vdd_info, - ARRAY_SIZE(omap4_vdd_info)); + voltdm_init(voltagedomains_omap4); }; -core_initcall(omap44xx_voltage_early_init); diff --git a/arch/arm/mach-omap2/vp.c b/arch/arm/mach-omap2/vp.c new file mode 100644 index 000000000000..66bd700a2b98 --- /dev/null +++ b/arch/arm/mach-omap2/vp.c @@ -0,0 +1,278 @@ +#include <linux/kernel.h> +#include <linux/init.h> + +#include <plat/common.h> + +#include "voltage.h" +#include "vp.h" +#include "prm-regbits-34xx.h" +#include "prm-regbits-44xx.h" +#include "prm44xx.h" + +static u32 _vp_set_init_voltage(struct voltagedomain *voltdm, u32 volt) +{ + struct omap_vp_instance *vp = voltdm->vp; + u32 vpconfig; + char vsel; + + vsel = voltdm->pmic->uv_to_vsel(volt); + + vpconfig = voltdm->read(vp->vpconfig); + vpconfig &= ~(vp->common->vpconfig_initvoltage_mask | + vp->common->vpconfig_forceupdate | + vp->common->vpconfig_initvdd); + vpconfig |= vsel << __ffs(vp->common->vpconfig_initvoltage_mask); + voltdm->write(vpconfig, vp->vpconfig); + + /* Trigger initVDD value copy to voltage processor */ + voltdm->write((vpconfig | vp->common->vpconfig_initvdd), + vp->vpconfig); + + /* Clear initVDD copy trigger bit */ + voltdm->write(vpconfig, vp->vpconfig); + + return vpconfig; +} + +/* Generic voltage init functions */ +void __init omap_vp_init(struct voltagedomain *voltdm) +{ + struct omap_vp_instance *vp = voltdm->vp; + u32 val, sys_clk_rate, timeout, waittime; + u32 vddmin, vddmax, vstepmin, vstepmax; + + if (!voltdm->read || !voltdm->write) { + pr_err("%s: No read/write API for accessing vdd_%s regs\n", + __func__, voltdm->name); + return; + } + + vp->enabled = false; + + /* Divide to avoid overflow */ + sys_clk_rate = voltdm->sys_clk.rate / 1000; + + timeout = (sys_clk_rate * voltdm->pmic->vp_timeout_us) / 1000; + vddmin = voltdm->pmic->vp_vddmin; + vddmax = voltdm->pmic->vp_vddmax; + + waittime = ((voltdm->pmic->step_size / voltdm->pmic->slew_rate) * + sys_clk_rate) / 1000; + vstepmin = voltdm->pmic->vp_vstepmin; + vstepmax = voltdm->pmic->vp_vstepmax; + + /* + * VP_CONFIG: error gain is not set here, it will be updated + * on each scale, based on OPP. + */ + val = (voltdm->pmic->vp_erroroffset << + __ffs(voltdm->vp->common->vpconfig_erroroffset_mask)) | + vp->common->vpconfig_timeouten; + voltdm->write(val, vp->vpconfig); + + /* VSTEPMIN */ + val = (waittime << vp->common->vstepmin_smpswaittimemin_shift) | + (vstepmin << vp->common->vstepmin_stepmin_shift); + voltdm->write(val, vp->vstepmin); + + /* VSTEPMAX */ + val = (vstepmax << vp->common->vstepmax_stepmax_shift) | + (waittime << vp->common->vstepmax_smpswaittimemax_shift); + voltdm->write(val, vp->vstepmax); + + /* VLIMITTO */ + val = (vddmax << vp->common->vlimitto_vddmax_shift) | + (vddmin << vp->common->vlimitto_vddmin_shift) | + (timeout << vp->common->vlimitto_timeout_shift); + voltdm->write(val, vp->vlimitto); +} + +int omap_vp_update_errorgain(struct voltagedomain *voltdm, + unsigned long target_volt) +{ + struct omap_volt_data *volt_data; + + if (!voltdm->vp) + return -EINVAL; + + /* Get volt_data corresponding to target_volt */ + volt_data = omap_voltage_get_voltdata(voltdm, target_volt); + if (IS_ERR(volt_data)) + return -EINVAL; + + /* Setting vp errorgain based on the voltage */ + voltdm->rmw(voltdm->vp->common->vpconfig_errorgain_mask, + volt_data->vp_errgain << + __ffs(voltdm->vp->common->vpconfig_errorgain_mask), + voltdm->vp->vpconfig); + + return 0; +} + +/* VP force update method of voltage scaling */ +int omap_vp_forceupdate_scale(struct voltagedomain *voltdm, + unsigned long target_volt) +{ + struct omap_vp_instance *vp = voltdm->vp; + u32 vpconfig; + u8 target_vsel, current_vsel; + int ret, timeout = 0; + + ret = omap_vc_pre_scale(voltdm, target_volt, &target_vsel, ¤t_vsel); + if (ret) + return ret; + + /* + * Clear all pending TransactionDone interrupt/status. Typical latency + * is <3us + */ + while (timeout++ < VP_TRANXDONE_TIMEOUT) { + vp->common->ops->clear_txdone(vp->id); + if (!vp->common->ops->check_txdone(vp->id)) + break; + udelay(1); + } + if (timeout >= VP_TRANXDONE_TIMEOUT) { + pr_warning("%s: vdd_%s TRANXDONE timeout exceeded." + "Voltage change aborted", __func__, voltdm->name); + return -ETIMEDOUT; + } + + vpconfig = _vp_set_init_voltage(voltdm, target_volt); + + /* Force update of voltage */ + voltdm->write(vpconfig | vp->common->vpconfig_forceupdate, + voltdm->vp->vpconfig); + + /* + * Wait for TransactionDone. Typical latency is <200us. + * Depends on SMPSWAITTIMEMIN/MAX and voltage change + */ + timeout = 0; + omap_test_timeout(vp->common->ops->check_txdone(vp->id), + VP_TRANXDONE_TIMEOUT, timeout); + if (timeout >= VP_TRANXDONE_TIMEOUT) + pr_err("%s: vdd_%s TRANXDONE timeout exceeded." + "TRANXDONE never got set after the voltage update\n", + __func__, voltdm->name); + + omap_vc_post_scale(voltdm, target_volt, target_vsel, current_vsel); + + /* + * Disable TransactionDone interrupt , clear all status, clear + * control registers + */ + timeout = 0; + while (timeout++ < VP_TRANXDONE_TIMEOUT) { + vp->common->ops->clear_txdone(vp->id); + if (!vp->common->ops->check_txdone(vp->id)) + break; + udelay(1); + } + + if (timeout >= VP_TRANXDONE_TIMEOUT) + pr_warning("%s: vdd_%s TRANXDONE timeout exceeded while trying" + "to clear the TRANXDONE status\n", + __func__, voltdm->name); + + /* Clear force bit */ + voltdm->write(vpconfig, vp->vpconfig); + + return 0; +} + +/** + * omap_vp_enable() - API to enable a particular VP + * @voltdm: pointer to the VDD whose VP is to be enabled. + * + * This API enables a particular voltage processor. Needed by the smartreflex + * class drivers. + */ +void omap_vp_enable(struct voltagedomain *voltdm) +{ + struct omap_vp_instance *vp; + u32 vpconfig, volt; + + if (!voltdm || IS_ERR(voltdm)) { + pr_warning("%s: VDD specified does not exist!\n", __func__); + return; + } + + vp = voltdm->vp; + if (!voltdm->read || !voltdm->write) { + pr_err("%s: No read/write API for accessing vdd_%s regs\n", + __func__, voltdm->name); + return; + } + + /* If VP is already enabled, do nothing. Return */ + if (vp->enabled) + return; + + volt = voltdm_get_voltage(voltdm); + if (!volt) { + pr_warning("%s: unable to find current voltage for %s\n", + __func__, voltdm->name); + return; + } + + vpconfig = _vp_set_init_voltage(voltdm, volt); + + /* Enable VP */ + vpconfig |= vp->common->vpconfig_vpenable; + voltdm->write(vpconfig, vp->vpconfig); + + vp->enabled = true; +} + +/** + * omap_vp_disable() - API to disable a particular VP + * @voltdm: pointer to the VDD whose VP is to be disabled. + * + * This API disables a particular voltage processor. Needed by the smartreflex + * class drivers. + */ +void omap_vp_disable(struct voltagedomain *voltdm) +{ + struct omap_vp_instance *vp; + u32 vpconfig; + int timeout; + + if (!voltdm || IS_ERR(voltdm)) { + pr_warning("%s: VDD specified does not exist!\n", __func__); + return; + } + + vp = voltdm->vp; + if (!voltdm->read || !voltdm->write) { + pr_err("%s: No read/write API for accessing vdd_%s regs\n", + __func__, voltdm->name); + return; + } + + /* If VP is already disabled, do nothing. Return */ + if (!vp->enabled) { + pr_warning("%s: Trying to disable VP for vdd_%s when" + "it is already disabled\n", __func__, voltdm->name); + return; + } + + /* Disable VP */ + vpconfig = voltdm->read(vp->vpconfig); + vpconfig &= ~vp->common->vpconfig_vpenable; + voltdm->write(vpconfig, vp->vpconfig); + + /* + * Wait for VP idle Typical latency is <2us. Maximum latency is ~100us + */ + omap_test_timeout((voltdm->read(vp->vstatus)), + VP_IDLE_TIMEOUT, timeout); + + if (timeout >= VP_IDLE_TIMEOUT) + pr_warning("%s: vdd_%s idle timedout\n", + __func__, voltdm->name); + + vp->enabled = false; + + return; +} diff --git a/arch/arm/mach-omap2/vp.h b/arch/arm/mach-omap2/vp.h index 7ce134f7de79..7c155d248aa3 100644 --- a/arch/arm/mach-omap2/vp.h +++ b/arch/arm/mach-omap2/vp.h @@ -19,44 +19,60 @@ #include <linux/kernel.h> +struct voltagedomain; + +/* + * Voltage Processor (VP) identifiers + */ +#define OMAP3_VP_VDD_MPU_ID 0 +#define OMAP3_VP_VDD_CORE_ID 1 +#define OMAP4_VP_VDD_CORE_ID 0 +#define OMAP4_VP_VDD_IVA_ID 1 +#define OMAP4_VP_VDD_MPU_ID 2 + /* XXX document */ #define VP_IDLE_TIMEOUT 200 #define VP_TRANXDONE_TIMEOUT 300 +/** + * struct omap_vp_ops - per-VP operations + * @check_txdone: check for VP transaction done + * @clear_txdone: clear VP transaction done status + */ +struct omap_vp_ops { + u32 (*check_txdone)(u8 vp_id); + void (*clear_txdone)(u8 vp_id); +}; /** - * struct omap_vp_common_data - register data common to all VDDs + * struct omap_vp_common - register data common to all VDDs + * @vpconfig_erroroffset_mask: ERROROFFSET bitmask in the PRM_VP*_CONFIG reg * @vpconfig_errorgain_mask: ERRORGAIN bitmask in the PRM_VP*_CONFIG reg * @vpconfig_initvoltage_mask: INITVOLTAGE bitmask in the PRM_VP*_CONFIG reg - * @vpconfig_timeouten_mask: TIMEOUT bitmask in the PRM_VP*_CONFIG reg + * @vpconfig_timeouten: TIMEOUT bitmask in the PRM_VP*_CONFIG reg * @vpconfig_initvdd: INITVDD bitmask in the PRM_VP*_CONFIG reg * @vpconfig_forceupdate: FORCEUPDATE bitmask in the PRM_VP*_CONFIG reg * @vpconfig_vpenable: VPENABLE bitmask in the PRM_VP*_CONFIG reg * @vpconfig_erroroffset_shift: ERROROFFSET field shift in PRM_VP*_CONFIG reg * @vpconfig_errorgain_shift: ERRORGAIN field shift in PRM_VP*_CONFIG reg * @vpconfig_initvoltage_shift: INITVOLTAGE field shift in PRM_VP*_CONFIG reg - * @vpconfig_stepmin_shift: VSTEPMIN field shift in the PRM_VP*_VSTEPMIN reg - * @vpconfig_smpswaittimemin_shift: SMPSWAITTIMEMIN field shift in PRM_VP*_VSTEPMIN reg - * @vpconfig_stepmax_shift: VSTEPMAX field shift in the PRM_VP*_VSTEPMAX reg - * @vpconfig_smpswaittimemax_shift: SMPSWAITTIMEMAX field shift in PRM_VP*_VSTEPMAX reg - * @vpconfig_vlimitto_vddmin_shift: VDDMIN field shift in PRM_VP*_VLIMITTO reg - * @vpconfig_vlimitto_vddmax_shift: VDDMAX field shift in PRM_VP*_VLIMITTO reg - * @vpconfig_vlimitto_timeout_shift: TIMEOUT field shift in PRM_VP*_VLIMITTO reg - * - * XXX It it not necessary to have both a mask and a shift for the same - * bitfield - remove one - * XXX Many of these fields are wrongly named -- e.g., vpconfig_smps* -- fix! + * @vstepmin_stepmin_shift: VSTEPMIN field shift in the PRM_VP*_VSTEPMIN reg + * @vstepmin_smpswaittimemin_shift: SMPSWAITTIMEMIN field shift in PRM_VP*_VSTEPMIN reg + * @vstepmax_stepmax_shift: VSTEPMAX field shift in the PRM_VP*_VSTEPMAX reg + * @vstepmax_smpswaittimemax_shift: SMPSWAITTIMEMAX field shift in PRM_VP*_VSTEPMAX reg + * @vlimitto_vddmin_shift: VDDMIN field shift in PRM_VP*_VLIMITTO reg + * @vlimitto_vddmax_shift: VDDMAX field shift in PRM_VP*_VLIMITTO reg + * @vlimitto_timeout_shift: TIMEOUT field shift in PRM_VP*_VLIMITTO reg + * @vpvoltage_mask: VPVOLTAGE field mask in PRM_VP*_VOLTAGE reg */ -struct omap_vp_common_data { +struct omap_vp_common { + u32 vpconfig_erroroffset_mask; u32 vpconfig_errorgain_mask; u32 vpconfig_initvoltage_mask; - u32 vpconfig_timeouten; - u32 vpconfig_initvdd; - u32 vpconfig_forceupdate; - u32 vpconfig_vpenable; - u8 vpconfig_erroroffset_shift; - u8 vpconfig_errorgain_shift; - u8 vpconfig_initvoltage_shift; + u8 vpconfig_timeouten; + u8 vpconfig_initvdd; + u8 vpconfig_forceupdate; + u8 vpconfig_vpenable; u8 vstepmin_stepmin_shift; u8 vstepmin_smpswaittimemin_shift; u8 vstepmax_stepmax_shift; @@ -64,80 +80,49 @@ struct omap_vp_common_data { u8 vlimitto_vddmin_shift; u8 vlimitto_vddmax_shift; u8 vlimitto_timeout_shift; -}; + u8 vpvoltage_mask; -/** - * struct omap_vp_prm_irqst_data - PRM_IRQSTATUS_MPU.VP_TRANXDONE_ST data - * @prm_irqst_reg: reg offset for PRM_IRQSTATUS_MPU from top of PRM - * @tranxdone_status: VP_TRANXDONE_ST bitmask in PRM_IRQSTATUS_MPU reg - * - * XXX prm_irqst_reg does not belong here - * XXX Note that on OMAP3, VP_TRANXDONE interrupt may not work due to a - * hardware bug - * XXX This structure is probably not needed - */ -struct omap_vp_prm_irqst_data { - u8 prm_irqst_reg; - u32 tranxdone_status; + const struct omap_vp_ops *ops; }; /** - * struct omap_vp_instance_data - VP register offsets (per-VDD) - * @vp_common: pointer to struct omap_vp_common_data * for this SoC - * @prm_irqst_data: pointer to struct omap_vp_prm_irqst_data for this VDD + * struct omap_vp_instance - VP register offsets (per-VDD) + * @common: pointer to struct omap_vp_common * for this SoC * @vpconfig: PRM_VP*_CONFIG reg offset from PRM start * @vstepmin: PRM_VP*_VSTEPMIN reg offset from PRM start * @vlimitto: PRM_VP*_VLIMITTO reg offset from PRM start * @vstatus: PRM_VP*_VSTATUS reg offset from PRM start * @voltage: PRM_VP*_VOLTAGE reg offset from PRM start + * @id: Unique identifier for VP instance. + * @enabled: flag to keep track of whether vp is enabled or not * * XXX vp_common is probably not needed since it is per-SoC */ -struct omap_vp_instance_data { - const struct omap_vp_common_data *vp_common; - const struct omap_vp_prm_irqst_data *prm_irqst_data; +struct omap_vp_instance { + const struct omap_vp_common *common; u8 vpconfig; u8 vstepmin; u8 vstepmax; u8 vlimitto; u8 vstatus; u8 voltage; + u8 id; + bool enabled; }; -/** - * struct omap_vp_runtime_data - VP data populated at runtime by code - * @vpconfig_erroroffset: value of ERROROFFSET bitfield in PRM_VP*_CONFIG - * @vpconfig_errorgain: value of ERRORGAIN bitfield in PRM_VP*_CONFIG - * @vstepmin_smpswaittimemin: value of SMPSWAITTIMEMIN bitfield in PRM_VP*_VSTEPMIN - * @vstepmax_smpswaittimemax: value of SMPSWAITTIMEMAX bitfield in PRM_VP*_VSTEPMAX - * @vlimitto_timeout: value of TIMEOUT bitfield in PRM_VP*_VLIMITTO - * @vstepmin_stepmin: value of VSTEPMIN bitfield in PRM_VP*_VSTEPMIN - * @vstepmax_stepmax: value of VSTEPMAX bitfield in PRM_VP*_VSTEPMAX - * @vlimitto_vddmin: value of VDDMIN bitfield in PRM_VP*_VLIMITTO - * @vlimitto_vddmax: value of VDDMAX bitfield in PRM_VP*_VLIMITTO - * - * XXX Is this structure really needed? Why not just program the - * device directly? They are in PRM space, therefore in the WKUP - * powerdomain, so register contents should not be lost in off-mode. - * XXX Some of these fields are incorrectly named, e.g., vstep* - */ -struct omap_vp_runtime_data { - u32 vpconfig_erroroffset; - u16 vpconfig_errorgain; - u16 vstepmin_smpswaittimemin; - u16 vstepmax_smpswaittimemax; - u16 vlimitto_timeout; - u8 vstepmin_stepmin; - u8 vstepmax_stepmax; - u8 vlimitto_vddmin; - u8 vlimitto_vddmax; -}; +extern struct omap_vp_instance omap3_vp_mpu; +extern struct omap_vp_instance omap3_vp_core; -extern struct omap_vp_instance_data omap3_vp1_data; -extern struct omap_vp_instance_data omap3_vp2_data; +extern struct omap_vp_instance omap4_vp_mpu; +extern struct omap_vp_instance omap4_vp_iva; +extern struct omap_vp_instance omap4_vp_core; -extern struct omap_vp_instance_data omap4_vp_mpu_data; -extern struct omap_vp_instance_data omap4_vp_iva_data; -extern struct omap_vp_instance_data omap4_vp_core_data; +void omap_vp_init(struct voltagedomain *voltdm); +void omap_vp_enable(struct voltagedomain *voltdm); +void omap_vp_disable(struct voltagedomain *voltdm); +int omap_vp_forceupdate_scale(struct voltagedomain *voltdm, + unsigned long target_volt); +int omap_vp_update_errorgain(struct voltagedomain *voltdm, + unsigned long target_volt); #endif diff --git a/arch/arm/mach-omap2/vp3xxx_data.c b/arch/arm/mach-omap2/vp3xxx_data.c index 645217094e51..260c554b1547 100644 --- a/arch/arm/mach-omap2/vp3xxx_data.c +++ b/arch/arm/mach-omap2/vp3xxx_data.c @@ -25,16 +25,20 @@ #include "voltage.h" #include "vp.h" +#include "prm2xxx_3xxx.h" + +static const struct omap_vp_ops omap3_vp_ops = { + .check_txdone = omap3_prm_vp_check_txdone, + .clear_txdone = omap3_prm_vp_clear_txdone, +}; /* * VP data common to 34xx/36xx chips * XXX This stuff presumably belongs in the vp3xxx.c or vp.c file. */ -static const struct omap_vp_common_data omap3_vp_common = { - .vpconfig_erroroffset_shift = OMAP3430_ERROROFFSET_SHIFT, +static const struct omap_vp_common omap3_vp_common = { + .vpconfig_erroroffset_mask = OMAP3430_ERROROFFSET_MASK, .vpconfig_errorgain_mask = OMAP3430_ERRORGAIN_MASK, - .vpconfig_errorgain_shift = OMAP3430_ERRORGAIN_SHIFT, - .vpconfig_initvoltage_shift = OMAP3430_INITVOLTAGE_SHIFT, .vpconfig_initvoltage_mask = OMAP3430_INITVOLTAGE_MASK, .vpconfig_timeouten = OMAP3430_TIMEOUTEN_MASK, .vpconfig_initvdd = OMAP3430_INITVDD_MASK, @@ -47,36 +51,29 @@ static const struct omap_vp_common_data omap3_vp_common = { .vlimitto_vddmin_shift = OMAP3430_VDDMIN_SHIFT, .vlimitto_vddmax_shift = OMAP3430_VDDMAX_SHIFT, .vlimitto_timeout_shift = OMAP3430_TIMEOUT_SHIFT, -}; + .vpvoltage_mask = OMAP3430_VPVOLTAGE_MASK, -static const struct omap_vp_prm_irqst_data omap3_vp1_prm_irqst_data = { - .prm_irqst_reg = OMAP3_PRM_IRQSTATUS_MPU_OFFSET, - .tranxdone_status = OMAP3430_VP1_TRANXDONE_ST_MASK, + .ops = &omap3_vp_ops, }; -struct omap_vp_instance_data omap3_vp1_data = { - .vp_common = &omap3_vp_common, +struct omap_vp_instance omap3_vp_mpu = { + .id = OMAP3_VP_VDD_MPU_ID, + .common = &omap3_vp_common, .vpconfig = OMAP3_PRM_VP1_CONFIG_OFFSET, .vstepmin = OMAP3_PRM_VP1_VSTEPMIN_OFFSET, .vstepmax = OMAP3_PRM_VP1_VSTEPMAX_OFFSET, .vlimitto = OMAP3_PRM_VP1_VLIMITTO_OFFSET, .vstatus = OMAP3_PRM_VP1_STATUS_OFFSET, .voltage = OMAP3_PRM_VP1_VOLTAGE_OFFSET, - .prm_irqst_data = &omap3_vp1_prm_irqst_data, -}; - -static const struct omap_vp_prm_irqst_data omap3_vp2_prm_irqst_data = { - .prm_irqst_reg = OMAP3_PRM_IRQSTATUS_MPU_OFFSET, - .tranxdone_status = OMAP3430_VP2_TRANXDONE_ST_MASK, }; -struct omap_vp_instance_data omap3_vp2_data = { - .vp_common = &omap3_vp_common, +struct omap_vp_instance omap3_vp_core = { + .id = OMAP3_VP_VDD_CORE_ID, + .common = &omap3_vp_common, .vpconfig = OMAP3_PRM_VP2_CONFIG_OFFSET, .vstepmin = OMAP3_PRM_VP2_VSTEPMIN_OFFSET, .vstepmax = OMAP3_PRM_VP2_VSTEPMAX_OFFSET, .vlimitto = OMAP3_PRM_VP2_VLIMITTO_OFFSET, .vstatus = OMAP3_PRM_VP2_STATUS_OFFSET, .voltage = OMAP3_PRM_VP2_VOLTAGE_OFFSET, - .prm_irqst_data = &omap3_vp2_prm_irqst_data, }; diff --git a/arch/arm/mach-omap2/vp44xx_data.c b/arch/arm/mach-omap2/vp44xx_data.c index 65d1ad63800a..b4e77044891e 100644 --- a/arch/arm/mach-omap2/vp44xx_data.c +++ b/arch/arm/mach-omap2/vp44xx_data.c @@ -27,15 +27,18 @@ #include "vp.h" +static const struct omap_vp_ops omap4_vp_ops = { + .check_txdone = omap4_prm_vp_check_txdone, + .clear_txdone = omap4_prm_vp_clear_txdone, +}; + /* * VP data common to 44xx chips * XXX This stuff presumably belongs in the vp44xx.c or vp.c file. */ -static const struct omap_vp_common_data omap4_vp_common = { - .vpconfig_erroroffset_shift = OMAP4430_ERROROFFSET_SHIFT, +static const struct omap_vp_common omap4_vp_common = { + .vpconfig_erroroffset_mask = OMAP4430_ERROROFFSET_MASK, .vpconfig_errorgain_mask = OMAP4430_ERRORGAIN_MASK, - .vpconfig_errorgain_shift = OMAP4430_ERRORGAIN_SHIFT, - .vpconfig_initvoltage_shift = OMAP4430_INITVOLTAGE_SHIFT, .vpconfig_initvoltage_mask = OMAP4430_INITVOLTAGE_MASK, .vpconfig_timeouten = OMAP4430_TIMEOUTEN_MASK, .vpconfig_initvdd = OMAP4430_INITVDD_MASK, @@ -48,53 +51,39 @@ static const struct omap_vp_common_data omap4_vp_common = { .vlimitto_vddmin_shift = OMAP4430_VDDMIN_SHIFT, .vlimitto_vddmax_shift = OMAP4430_VDDMAX_SHIFT, .vlimitto_timeout_shift = OMAP4430_TIMEOUT_SHIFT, + .vpvoltage_mask = OMAP4430_VPVOLTAGE_MASK, + .ops = &omap4_vp_ops, }; -static const struct omap_vp_prm_irqst_data omap4_vp_mpu_prm_irqst_data = { - .prm_irqst_reg = OMAP4_PRM_IRQSTATUS_MPU_2_OFFSET, - .tranxdone_status = OMAP4430_VP_MPU_TRANXDONE_ST_MASK, -}; - -struct omap_vp_instance_data omap4_vp_mpu_data = { - .vp_common = &omap4_vp_common, +struct omap_vp_instance omap4_vp_mpu = { + .id = OMAP4_VP_VDD_MPU_ID, + .common = &omap4_vp_common, .vpconfig = OMAP4_PRM_VP_MPU_CONFIG_OFFSET, .vstepmin = OMAP4_PRM_VP_MPU_VSTEPMIN_OFFSET, .vstepmax = OMAP4_PRM_VP_MPU_VSTEPMAX_OFFSET, .vlimitto = OMAP4_PRM_VP_MPU_VLIMITTO_OFFSET, .vstatus = OMAP4_PRM_VP_MPU_STATUS_OFFSET, .voltage = OMAP4_PRM_VP_MPU_VOLTAGE_OFFSET, - .prm_irqst_data = &omap4_vp_mpu_prm_irqst_data, }; -static const struct omap_vp_prm_irqst_data omap4_vp_iva_prm_irqst_data = { - .prm_irqst_reg = OMAP4_PRM_IRQSTATUS_MPU_OFFSET, - .tranxdone_status = OMAP4430_VP_IVA_TRANXDONE_ST_MASK, -}; - -struct omap_vp_instance_data omap4_vp_iva_data = { - .vp_common = &omap4_vp_common, +struct omap_vp_instance omap4_vp_iva = { + .id = OMAP4_VP_VDD_IVA_ID, + .common = &omap4_vp_common, .vpconfig = OMAP4_PRM_VP_IVA_CONFIG_OFFSET, .vstepmin = OMAP4_PRM_VP_IVA_VSTEPMIN_OFFSET, .vstepmax = OMAP4_PRM_VP_IVA_VSTEPMAX_OFFSET, .vlimitto = OMAP4_PRM_VP_IVA_VLIMITTO_OFFSET, .vstatus = OMAP4_PRM_VP_IVA_STATUS_OFFSET, .voltage = OMAP4_PRM_VP_IVA_VOLTAGE_OFFSET, - .prm_irqst_data = &omap4_vp_iva_prm_irqst_data, -}; - -static const struct omap_vp_prm_irqst_data omap4_vp_core_prm_irqst_data = { - .prm_irqst_reg = OMAP4_PRM_IRQSTATUS_MPU_OFFSET, - .tranxdone_status = OMAP4430_VP_CORE_TRANXDONE_ST_MASK, }; -struct omap_vp_instance_data omap4_vp_core_data = { - .vp_common = &omap4_vp_common, +struct omap_vp_instance omap4_vp_core = { + .id = OMAP4_VP_VDD_CORE_ID, + .common = &omap4_vp_common, .vpconfig = OMAP4_PRM_VP_CORE_CONFIG_OFFSET, .vstepmin = OMAP4_PRM_VP_CORE_VSTEPMIN_OFFSET, .vstepmax = OMAP4_PRM_VP_CORE_VSTEPMAX_OFFSET, .vlimitto = OMAP4_PRM_VP_CORE_VLIMITTO_OFFSET, .vstatus = OMAP4_PRM_VP_CORE_STATUS_OFFSET, .voltage = OMAP4_PRM_VP_CORE_VOLTAGE_OFFSET, - .prm_irqst_data = &omap4_vp_core_prm_irqst_data, }; - diff --git a/arch/arm/plat-omap/devices.c b/arch/arm/plat-omap/devices.c index ea28f98d5d6a..bd9a06b3ee89 100644 --- a/arch/arm/plat-omap/devices.c +++ b/arch/arm/plat-omap/devices.c @@ -26,54 +26,8 @@ #include <plat/mmc.h> #include <mach/gpio.h> #include <plat/menelaus.h> -#include <plat/mcbsp.h> #include <plat/omap44xx.h> -/*-------------------------------------------------------------------------*/ - -#if defined(CONFIG_OMAP_MCBSP) || defined(CONFIG_OMAP_MCBSP_MODULE) - -static struct platform_device **omap_mcbsp_devices; - -void omap_mcbsp_register_board_cfg(struct resource *res, int res_count, - struct omap_mcbsp_platform_data *config, int size) -{ - int i; - - omap_mcbsp_devices = kzalloc(size * sizeof(struct platform_device *), - GFP_KERNEL); - if (!omap_mcbsp_devices) { - printk(KERN_ERR "Could not register McBSP devices\n"); - return; - } - - for (i = 0; i < size; i++) { - struct platform_device *new_mcbsp; - int ret; - - new_mcbsp = platform_device_alloc("omap-mcbsp", i + 1); - if (!new_mcbsp) - continue; - platform_device_add_resources(new_mcbsp, &res[i * res_count], - res_count); - new_mcbsp->dev.platform_data = &config[i]; - ret = platform_device_add(new_mcbsp); - if (ret) { - platform_device_put(new_mcbsp); - continue; - } - omap_mcbsp_devices[i] = new_mcbsp; - } -} - -#else -void omap_mcbsp_register_board_cfg(struct resource *res, int res_count, - struct omap_mcbsp_platform_data *config, int size) -{ } -#endif - -/*-------------------------------------------------------------------------*/ - #if defined(CONFIG_SND_OMAP_SOC_MCPDM) || \ defined(CONFIG_SND_OMAP_SOC_MCPDM_MODULE) diff --git a/arch/arm/plat-omap/dmtimer.c b/arch/arm/plat-omap/dmtimer.c index 75a847dd776a..de7896fd9b33 100644 --- a/arch/arm/plat-omap/dmtimer.c +++ b/arch/arm/plat-omap/dmtimer.c @@ -3,6 +3,12 @@ * * OMAP Dual-Mode Timers * + * Copyright (C) 2010 Texas Instruments Incorporated - http://www.ti.com/ + * Tarun Kanti DebBarma <tarun.kanti@ti.com> + * Thara Gopinath <thara@ti.com> + * + * dmtimer adaptation to platform_driver. + * * Copyright (C) 2005 Nokia Corporation * OMAP2 support by Juha Yrjola * API improvements and OMAP2 clock framework support by Timo Teras @@ -29,168 +35,80 @@ * 675 Mass Ave, Cambridge, MA 02139, USA. */ -#include <linux/init.h> -#include <linux/spinlock.h> -#include <linux/errno.h> -#include <linux/list.h> -#include <linux/clk.h> -#include <linux/delay.h> #include <linux/io.h> -#include <linux/module.h> -#include <mach/hardware.h> -#include <plat/dmtimer.h> -#include <mach/irqs.h> - -static int dm_timer_count; - -#ifdef CONFIG_ARCH_OMAP1 -static struct omap_dm_timer omap1_dm_timers[] = { - { .phys_base = 0xfffb1400, .irq = INT_1610_GPTIMER1 }, - { .phys_base = 0xfffb1c00, .irq = INT_1610_GPTIMER2 }, - { .phys_base = 0xfffb2400, .irq = INT_1610_GPTIMER3 }, - { .phys_base = 0xfffb2c00, .irq = INT_1610_GPTIMER4 }, - { .phys_base = 0xfffb3400, .irq = INT_1610_GPTIMER5 }, - { .phys_base = 0xfffb3c00, .irq = INT_1610_GPTIMER6 }, - { .phys_base = 0xfffb7400, .irq = INT_1610_GPTIMER7 }, - { .phys_base = 0xfffbd400, .irq = INT_1610_GPTIMER8 }, -}; - -static const int omap1_dm_timer_count = ARRAY_SIZE(omap1_dm_timers); - -#else -#define omap1_dm_timers NULL -#define omap1_dm_timer_count 0 -#endif /* CONFIG_ARCH_OMAP1 */ - -#ifdef CONFIG_ARCH_OMAP2 -static struct omap_dm_timer omap2_dm_timers[] = { - { .phys_base = 0x48028000, .irq = INT_24XX_GPTIMER1 }, - { .phys_base = 0x4802a000, .irq = INT_24XX_GPTIMER2 }, - { .phys_base = 0x48078000, .irq = INT_24XX_GPTIMER3 }, - { .phys_base = 0x4807a000, .irq = INT_24XX_GPTIMER4 }, - { .phys_base = 0x4807c000, .irq = INT_24XX_GPTIMER5 }, - { .phys_base = 0x4807e000, .irq = INT_24XX_GPTIMER6 }, - { .phys_base = 0x48080000, .irq = INT_24XX_GPTIMER7 }, - { .phys_base = 0x48082000, .irq = INT_24XX_GPTIMER8 }, - { .phys_base = 0x48084000, .irq = INT_24XX_GPTIMER9 }, - { .phys_base = 0x48086000, .irq = INT_24XX_GPTIMER10 }, - { .phys_base = 0x48088000, .irq = INT_24XX_GPTIMER11 }, - { .phys_base = 0x4808a000, .irq = INT_24XX_GPTIMER12 }, -}; - -static const char *omap2_dm_source_names[] __initdata = { - "sys_ck", - "func_32k_ck", - "alt_ck", - NULL -}; - -static struct clk *omap2_dm_source_clocks[3]; -static const int omap2_dm_timer_count = ARRAY_SIZE(omap2_dm_timers); - -#else -#define omap2_dm_timers NULL -#define omap2_dm_timer_count 0 -#define omap2_dm_source_names NULL -#define omap2_dm_source_clocks NULL -#endif /* CONFIG_ARCH_OMAP2 */ - -#ifdef CONFIG_ARCH_OMAP3 -static struct omap_dm_timer omap3_dm_timers[] = { - { .phys_base = 0x48318000, .irq = INT_24XX_GPTIMER1 }, - { .phys_base = 0x49032000, .irq = INT_24XX_GPTIMER2 }, - { .phys_base = 0x49034000, .irq = INT_24XX_GPTIMER3 }, - { .phys_base = 0x49036000, .irq = INT_24XX_GPTIMER4 }, - { .phys_base = 0x49038000, .irq = INT_24XX_GPTIMER5 }, - { .phys_base = 0x4903A000, .irq = INT_24XX_GPTIMER6 }, - { .phys_base = 0x4903C000, .irq = INT_24XX_GPTIMER7 }, - { .phys_base = 0x4903E000, .irq = INT_24XX_GPTIMER8 }, - { .phys_base = 0x49040000, .irq = INT_24XX_GPTIMER9 }, - { .phys_base = 0x48086000, .irq = INT_24XX_GPTIMER10 }, - { .phys_base = 0x48088000, .irq = INT_24XX_GPTIMER11 }, - { .phys_base = 0x48304000, .irq = INT_34XX_GPT12_IRQ }, -}; - -static const char *omap3_dm_source_names[] __initdata = { - "sys_ck", - "omap_32k_fck", - NULL -}; - -static struct clk *omap3_dm_source_clocks[2]; -static const int omap3_dm_timer_count = ARRAY_SIZE(omap3_dm_timers); +#include <linux/slab.h> +#include <linux/err.h> +#include <linux/pm_runtime.h> -#else -#define omap3_dm_timers NULL -#define omap3_dm_timer_count 0 -#define omap3_dm_source_names NULL -#define omap3_dm_source_clocks NULL -#endif /* CONFIG_ARCH_OMAP3 */ - -#ifdef CONFIG_ARCH_OMAP4 -static struct omap_dm_timer omap4_dm_timers[] = { - { .phys_base = 0x4a318000, .irq = OMAP44XX_IRQ_GPT1 }, - { .phys_base = 0x48032000, .irq = OMAP44XX_IRQ_GPT2 }, - { .phys_base = 0x48034000, .irq = OMAP44XX_IRQ_GPT3 }, - { .phys_base = 0x48036000, .irq = OMAP44XX_IRQ_GPT4 }, - { .phys_base = 0x40138000, .irq = OMAP44XX_IRQ_GPT5 }, - { .phys_base = 0x4013a000, .irq = OMAP44XX_IRQ_GPT6 }, - { .phys_base = 0x4013a000, .irq = OMAP44XX_IRQ_GPT7 }, - { .phys_base = 0x4013e000, .irq = OMAP44XX_IRQ_GPT8 }, - { .phys_base = 0x4803e000, .irq = OMAP44XX_IRQ_GPT9 }, - { .phys_base = 0x48086000, .irq = OMAP44XX_IRQ_GPT10 }, - { .phys_base = 0x48088000, .irq = OMAP44XX_IRQ_GPT11 }, - { .phys_base = 0x4a320000, .irq = OMAP44XX_IRQ_GPT12 }, -}; -static const char *omap4_dm_source_names[] __initdata = { - "sys_clkin_ck", - "sys_32k_ck", - NULL -}; -static struct clk *omap4_dm_source_clocks[2]; -static const int omap4_dm_timer_count = ARRAY_SIZE(omap4_dm_timers); - -#else -#define omap4_dm_timers NULL -#define omap4_dm_timer_count 0 -#define omap4_dm_source_names NULL -#define omap4_dm_source_clocks NULL -#endif /* CONFIG_ARCH_OMAP4 */ - -static struct omap_dm_timer *dm_timers; -static const char **dm_source_names; -static struct clk **dm_source_clocks; +#include <plat/dmtimer.h> -static spinlock_t dm_timer_lock; +static LIST_HEAD(omap_timer_list); +static DEFINE_SPINLOCK(dm_timer_lock); -/* - * Reads timer registers in posted and non-posted mode. The posted mode bit - * is encoded in reg. Note that in posted mode write pending bit must be - * checked. Otherwise a read of a non completed write will produce an error. +/** + * omap_dm_timer_read_reg - read timer registers in posted and non-posted mode + * @timer: timer pointer over which read operation to perform + * @reg: lowest byte holds the register offset + * + * The posted mode bit is encoded in reg. Note that in posted mode write + * pending bit must be checked. Otherwise a read of a non completed write + * will produce an error. */ static inline u32 omap_dm_timer_read_reg(struct omap_dm_timer *timer, u32 reg) { - return __omap_dm_timer_read(timer->io_base, reg, timer->posted); + WARN_ON((reg & 0xff) < _OMAP_TIMER_WAKEUP_EN_OFFSET); + return __omap_dm_timer_read(timer, reg, timer->posted); } -/* - * Writes timer registers in posted and non-posted mode. The posted mode bit - * is encoded in reg. Note that in posted mode the write pending bit must be - * checked. Otherwise a write on a register which has a pending write will be - * lost. +/** + * omap_dm_timer_write_reg - write timer registers in posted and non-posted mode + * @timer: timer pointer over which write operation is to perform + * @reg: lowest byte holds the register offset + * @value: data to write into the register + * + * The posted mode bit is encoded in reg. Note that in posted mode the write + * pending bit must be checked. Otherwise a write on a register which has a + * pending write will be lost. */ static void omap_dm_timer_write_reg(struct omap_dm_timer *timer, u32 reg, u32 value) { - __omap_dm_timer_write(timer->io_base, reg, value, timer->posted); + WARN_ON((reg & 0xff) < _OMAP_TIMER_WAKEUP_EN_OFFSET); + __omap_dm_timer_write(timer, reg, value, timer->posted); +} + +static void omap_timer_restore_context(struct omap_dm_timer *timer) +{ + omap_dm_timer_write_reg(timer, OMAP_TIMER_OCP_CFG_OFFSET, + timer->context.tiocp_cfg); + if (timer->revision > 1) + __raw_writel(timer->context.tistat, timer->sys_stat); + + __raw_writel(timer->context.tisr, timer->irq_stat); + omap_dm_timer_write_reg(timer, OMAP_TIMER_WAKEUP_EN_REG, + timer->context.twer); + omap_dm_timer_write_reg(timer, OMAP_TIMER_COUNTER_REG, + timer->context.tcrr); + omap_dm_timer_write_reg(timer, OMAP_TIMER_LOAD_REG, + timer->context.tldr); + omap_dm_timer_write_reg(timer, OMAP_TIMER_MATCH_REG, + timer->context.tmar); + omap_dm_timer_write_reg(timer, OMAP_TIMER_IF_CTRL_REG, + timer->context.tsicr); + __raw_writel(timer->context.tier, timer->irq_ena); + omap_dm_timer_write_reg(timer, OMAP_TIMER_CTRL_REG, + timer->context.tclr); } static void omap_dm_timer_wait_for_reset(struct omap_dm_timer *timer) { int c; + if (!timer->sys_stat) + return; + c = 0; - while (!(omap_dm_timer_read_reg(timer, OMAP_TIMER_SYS_STAT_REG) & 1)) { + while (!(__raw_readl(timer->sys_stat) & 1)) { c++; if (c > 100000) { printk(KERN_ERR "Timer failed to reset\n"); @@ -201,53 +119,65 @@ static void omap_dm_timer_wait_for_reset(struct omap_dm_timer *timer) static void omap_dm_timer_reset(struct omap_dm_timer *timer) { - int autoidle = 0, wakeup = 0; - - if (!cpu_class_is_omap2() || timer != &dm_timers[0]) { + omap_dm_timer_enable(timer); + if (timer->pdev->id != 1) { omap_dm_timer_write_reg(timer, OMAP_TIMER_IF_CTRL_REG, 0x06); omap_dm_timer_wait_for_reset(timer); } - omap_dm_timer_set_source(timer, OMAP_TIMER_SRC_32_KHZ); - - /* Enable autoidle on OMAP2+ */ - if (cpu_class_is_omap2()) - autoidle = 1; - - /* - * Enable wake-up on OMAP2 CPUs. - */ - if (cpu_class_is_omap2()) - wakeup = 1; - __omap_dm_timer_reset(timer->io_base, autoidle, wakeup); + __omap_dm_timer_reset(timer, 0, 0); + omap_dm_timer_disable(timer); timer->posted = 1; } -void omap_dm_timer_prepare(struct omap_dm_timer *timer) +int omap_dm_timer_prepare(struct omap_dm_timer *timer) { - omap_dm_timer_enable(timer); - omap_dm_timer_reset(timer); + struct dmtimer_platform_data *pdata = timer->pdev->dev.platform_data; + int ret; + + timer->fclk = clk_get(&timer->pdev->dev, "fck"); + if (WARN_ON_ONCE(IS_ERR_OR_NULL(timer->fclk))) { + timer->fclk = NULL; + dev_err(&timer->pdev->dev, ": No fclk handle.\n"); + return -EINVAL; + } + + if (pdata->needs_manual_reset) + omap_dm_timer_reset(timer); + + ret = omap_dm_timer_set_source(timer, OMAP_TIMER_SRC_32_KHZ); + + timer->posted = 1; + return ret; } struct omap_dm_timer *omap_dm_timer_request(void) { - struct omap_dm_timer *timer = NULL; + struct omap_dm_timer *timer = NULL, *t; unsigned long flags; - int i; + int ret = 0; spin_lock_irqsave(&dm_timer_lock, flags); - for (i = 0; i < dm_timer_count; i++) { - if (dm_timers[i].reserved) + list_for_each_entry(t, &omap_timer_list, node) { + if (t->reserved) continue; - timer = &dm_timers[i]; + timer = t; timer->reserved = 1; break; } + + if (timer) { + ret = omap_dm_timer_prepare(timer); + if (ret) { + timer->reserved = 0; + timer = NULL; + } + } spin_unlock_irqrestore(&dm_timer_lock, flags); - if (timer != NULL) - omap_dm_timer_prepare(timer); + if (!timer) + pr_debug("%s: timer request failed!\n", __func__); return timer; } @@ -255,74 +185,65 @@ EXPORT_SYMBOL_GPL(omap_dm_timer_request); struct omap_dm_timer *omap_dm_timer_request_specific(int id) { - struct omap_dm_timer *timer; + struct omap_dm_timer *timer = NULL, *t; unsigned long flags; + int ret = 0; spin_lock_irqsave(&dm_timer_lock, flags); - if (id <= 0 || id > dm_timer_count || dm_timers[id-1].reserved) { - spin_unlock_irqrestore(&dm_timer_lock, flags); - printk("BUG: warning at %s:%d/%s(): unable to get timer %d\n", - __FILE__, __LINE__, __func__, id); - dump_stack(); - return NULL; + list_for_each_entry(t, &omap_timer_list, node) { + if (t->pdev->id == id && !t->reserved) { + timer = t; + timer->reserved = 1; + break; + } } - timer = &dm_timers[id-1]; - timer->reserved = 1; + if (timer) { + ret = omap_dm_timer_prepare(timer); + if (ret) { + timer->reserved = 0; + timer = NULL; + } + } spin_unlock_irqrestore(&dm_timer_lock, flags); - omap_dm_timer_prepare(timer); + if (!timer) + pr_debug("%s: timer%d request failed!\n", __func__, id); return timer; } EXPORT_SYMBOL_GPL(omap_dm_timer_request_specific); -void omap_dm_timer_free(struct omap_dm_timer *timer) +int omap_dm_timer_free(struct omap_dm_timer *timer) { - omap_dm_timer_enable(timer); - omap_dm_timer_reset(timer); - omap_dm_timer_disable(timer); + if (unlikely(!timer)) + return -EINVAL; + + clk_put(timer->fclk); WARN_ON(!timer->reserved); timer->reserved = 0; + return 0; } EXPORT_SYMBOL_GPL(omap_dm_timer_free); void omap_dm_timer_enable(struct omap_dm_timer *timer) { - if (timer->enabled) - return; - -#ifdef CONFIG_ARCH_OMAP2PLUS - if (cpu_class_is_omap2()) { - clk_enable(timer->fclk); - clk_enable(timer->iclk); - } -#endif - - timer->enabled = 1; + pm_runtime_get_sync(&timer->pdev->dev); } EXPORT_SYMBOL_GPL(omap_dm_timer_enable); void omap_dm_timer_disable(struct omap_dm_timer *timer) { - if (!timer->enabled) - return; - -#ifdef CONFIG_ARCH_OMAP2PLUS - if (cpu_class_is_omap2()) { - clk_disable(timer->iclk); - clk_disable(timer->fclk); - } -#endif - - timer->enabled = 0; + pm_runtime_put(&timer->pdev->dev); } EXPORT_SYMBOL_GPL(omap_dm_timer_disable); int omap_dm_timer_get_irq(struct omap_dm_timer *timer) { - return timer->irq; + if (timer) + return timer->irq; + return -EINVAL; } EXPORT_SYMBOL_GPL(omap_dm_timer_get_irq); @@ -334,24 +255,29 @@ EXPORT_SYMBOL_GPL(omap_dm_timer_get_irq); */ __u32 omap_dm_timer_modify_idlect_mask(__u32 inputmask) { - int i; + int i = 0; + struct omap_dm_timer *timer = NULL; + unsigned long flags; /* If ARMXOR cannot be idled this function call is unnecessary */ if (!(inputmask & (1 << 1))) return inputmask; /* If any active timer is using ARMXOR return modified mask */ - for (i = 0; i < dm_timer_count; i++) { + spin_lock_irqsave(&dm_timer_lock, flags); + list_for_each_entry(timer, &omap_timer_list, node) { u32 l; - l = omap_dm_timer_read_reg(&dm_timers[i], OMAP_TIMER_CTRL_REG); + l = omap_dm_timer_read_reg(timer, OMAP_TIMER_CTRL_REG); if (l & OMAP_TIMER_CTRL_ST) { if (((omap_readl(MOD_CONF_CTRL_1) >> (i * 2)) & 0x03) == 0) inputmask &= ~(1 << 1); else inputmask &= ~(1 << 2); } + i++; } + spin_unlock_irqrestore(&dm_timer_lock, flags); return inputmask; } @@ -361,7 +287,9 @@ EXPORT_SYMBOL_GPL(omap_dm_timer_modify_idlect_mask); struct clk *omap_dm_timer_get_fclk(struct omap_dm_timer *timer) { - return timer->fclk; + if (timer) + return timer->fclk; + return NULL; } EXPORT_SYMBOL_GPL(omap_dm_timer_get_fclk); @@ -375,70 +303,91 @@ EXPORT_SYMBOL_GPL(omap_dm_timer_modify_idlect_mask); #endif -void omap_dm_timer_trigger(struct omap_dm_timer *timer) +int omap_dm_timer_trigger(struct omap_dm_timer *timer) { + if (unlikely(!timer || pm_runtime_suspended(&timer->pdev->dev))) { + pr_err("%s: timer not available or enabled.\n", __func__); + return -EINVAL; + } + omap_dm_timer_write_reg(timer, OMAP_TIMER_TRIGGER_REG, 0); + return 0; } EXPORT_SYMBOL_GPL(omap_dm_timer_trigger); -void omap_dm_timer_start(struct omap_dm_timer *timer) +int omap_dm_timer_start(struct omap_dm_timer *timer) { u32 l; + if (unlikely(!timer)) + return -EINVAL; + + omap_dm_timer_enable(timer); + + if (timer->loses_context) { + u32 ctx_loss_cnt_after = + timer->get_context_loss_count(&timer->pdev->dev); + if (ctx_loss_cnt_after != timer->ctx_loss_count) + omap_timer_restore_context(timer); + } + l = omap_dm_timer_read_reg(timer, OMAP_TIMER_CTRL_REG); if (!(l & OMAP_TIMER_CTRL_ST)) { l |= OMAP_TIMER_CTRL_ST; omap_dm_timer_write_reg(timer, OMAP_TIMER_CTRL_REG, l); } + + /* Save the context */ + timer->context.tclr = l; + return 0; } EXPORT_SYMBOL_GPL(omap_dm_timer_start); -void omap_dm_timer_stop(struct omap_dm_timer *timer) +int omap_dm_timer_stop(struct omap_dm_timer *timer) { unsigned long rate = 0; + struct dmtimer_platform_data *pdata = timer->pdev->dev.platform_data; -#ifdef CONFIG_ARCH_OMAP2PLUS - rate = clk_get_rate(timer->fclk); -#endif + if (unlikely(!timer)) + return -EINVAL; - __omap_dm_timer_stop(timer->io_base, timer->posted, rate); + if (!pdata->needs_manual_reset) + rate = clk_get_rate(timer->fclk); + + __omap_dm_timer_stop(timer, timer->posted, rate); + + return 0; } EXPORT_SYMBOL_GPL(omap_dm_timer_stop); -#ifdef CONFIG_ARCH_OMAP1 - int omap_dm_timer_set_source(struct omap_dm_timer *timer, int source) { - int n = (timer - dm_timers) << 1; - u32 l; - - l = omap_readl(MOD_CONF_CTRL_1) & ~(0x03 << n); - l |= source << n; - omap_writel(l, MOD_CONF_CTRL_1); + int ret; + struct dmtimer_platform_data *pdata; - return 0; -} -EXPORT_SYMBOL_GPL(omap_dm_timer_set_source); + if (unlikely(!timer)) + return -EINVAL; -#else + pdata = timer->pdev->dev.platform_data; -int omap_dm_timer_set_source(struct omap_dm_timer *timer, int source) -{ if (source < 0 || source >= 3) return -EINVAL; - return __omap_dm_timer_set_source(timer->fclk, - dm_source_clocks[source]); + ret = pdata->set_timer_src(timer->pdev, source); + + return ret; } EXPORT_SYMBOL_GPL(omap_dm_timer_set_source); -#endif - -void omap_dm_timer_set_load(struct omap_dm_timer *timer, int autoreload, +int omap_dm_timer_set_load(struct omap_dm_timer *timer, int autoreload, unsigned int load) { u32 l; + if (unlikely(!timer)) + return -EINVAL; + + omap_dm_timer_enable(timer); l = omap_dm_timer_read_reg(timer, OMAP_TIMER_CTRL_REG); if (autoreload) l |= OMAP_TIMER_CTRL_AR; @@ -448,15 +397,32 @@ void omap_dm_timer_set_load(struct omap_dm_timer *timer, int autoreload, omap_dm_timer_write_reg(timer, OMAP_TIMER_LOAD_REG, load); omap_dm_timer_write_reg(timer, OMAP_TIMER_TRIGGER_REG, 0); + /* Save the context */ + timer->context.tclr = l; + timer->context.tldr = load; + omap_dm_timer_disable(timer); + return 0; } EXPORT_SYMBOL_GPL(omap_dm_timer_set_load); /* Optimized set_load which removes costly spin wait in timer_start */ -void omap_dm_timer_set_load_start(struct omap_dm_timer *timer, int autoreload, +int omap_dm_timer_set_load_start(struct omap_dm_timer *timer, int autoreload, unsigned int load) { u32 l; + if (unlikely(!timer)) + return -EINVAL; + + omap_dm_timer_enable(timer); + + if (timer->loses_context) { + u32 ctx_loss_cnt_after = + timer->get_context_loss_count(&timer->pdev->dev); + if (ctx_loss_cnt_after != timer->ctx_loss_count) + omap_timer_restore_context(timer); + } + l = omap_dm_timer_read_reg(timer, OMAP_TIMER_CTRL_REG); if (autoreload) { l |= OMAP_TIMER_CTRL_AR; @@ -466,15 +432,25 @@ void omap_dm_timer_set_load_start(struct omap_dm_timer *timer, int autoreload, } l |= OMAP_TIMER_CTRL_ST; - __omap_dm_timer_load_start(timer->io_base, l, load, timer->posted); + __omap_dm_timer_load_start(timer, l, load, timer->posted); + + /* Save the context */ + timer->context.tclr = l; + timer->context.tldr = load; + timer->context.tcrr = load; + return 0; } EXPORT_SYMBOL_GPL(omap_dm_timer_set_load_start); -void omap_dm_timer_set_match(struct omap_dm_timer *timer, int enable, +int omap_dm_timer_set_match(struct omap_dm_timer *timer, int enable, unsigned int match) { u32 l; + if (unlikely(!timer)) + return -EINVAL; + + omap_dm_timer_enable(timer); l = omap_dm_timer_read_reg(timer, OMAP_TIMER_CTRL_REG); if (enable) l |= OMAP_TIMER_CTRL_CE; @@ -482,14 +458,24 @@ void omap_dm_timer_set_match(struct omap_dm_timer *timer, int enable, l &= ~OMAP_TIMER_CTRL_CE; omap_dm_timer_write_reg(timer, OMAP_TIMER_CTRL_REG, l); omap_dm_timer_write_reg(timer, OMAP_TIMER_MATCH_REG, match); + + /* Save the context */ + timer->context.tclr = l; + timer->context.tmar = match; + omap_dm_timer_disable(timer); + return 0; } EXPORT_SYMBOL_GPL(omap_dm_timer_set_match); -void omap_dm_timer_set_pwm(struct omap_dm_timer *timer, int def_on, +int omap_dm_timer_set_pwm(struct omap_dm_timer *timer, int def_on, int toggle, int trigger) { u32 l; + if (unlikely(!timer)) + return -EINVAL; + + omap_dm_timer_enable(timer); l = omap_dm_timer_read_reg(timer, OMAP_TIMER_CTRL_REG); l &= ~(OMAP_TIMER_CTRL_GPOCFG | OMAP_TIMER_CTRL_SCPWM | OMAP_TIMER_CTRL_PT | (0x03 << 10)); @@ -499,13 +485,22 @@ void omap_dm_timer_set_pwm(struct omap_dm_timer *timer, int def_on, l |= OMAP_TIMER_CTRL_PT; l |= trigger << 10; omap_dm_timer_write_reg(timer, OMAP_TIMER_CTRL_REG, l); + + /* Save the context */ + timer->context.tclr = l; + omap_dm_timer_disable(timer); + return 0; } EXPORT_SYMBOL_GPL(omap_dm_timer_set_pwm); -void omap_dm_timer_set_prescaler(struct omap_dm_timer *timer, int prescaler) +int omap_dm_timer_set_prescaler(struct omap_dm_timer *timer, int prescaler) { u32 l; + if (unlikely(!timer)) + return -EINVAL; + + omap_dm_timer_enable(timer); l = omap_dm_timer_read_reg(timer, OMAP_TIMER_CTRL_REG); l &= ~(OMAP_TIMER_CTRL_PRE | (0x07 << 2)); if (prescaler >= 0x00 && prescaler <= 0x07) { @@ -513,13 +508,28 @@ void omap_dm_timer_set_prescaler(struct omap_dm_timer *timer, int prescaler) l |= prescaler << 2; } omap_dm_timer_write_reg(timer, OMAP_TIMER_CTRL_REG, l); + + /* Save the context */ + timer->context.tclr = l; + omap_dm_timer_disable(timer); + return 0; } EXPORT_SYMBOL_GPL(omap_dm_timer_set_prescaler); -void omap_dm_timer_set_int_enable(struct omap_dm_timer *timer, +int omap_dm_timer_set_int_enable(struct omap_dm_timer *timer, unsigned int value) { - __omap_dm_timer_int_enable(timer->io_base, value); + if (unlikely(!timer)) + return -EINVAL; + + omap_dm_timer_enable(timer); + __omap_dm_timer_int_enable(timer, value); + + /* Save the context */ + timer->context.tier = value; + timer->context.twer = value; + omap_dm_timer_disable(timer); + return 0; } EXPORT_SYMBOL_GPL(omap_dm_timer_set_int_enable); @@ -527,40 +537,61 @@ unsigned int omap_dm_timer_read_status(struct omap_dm_timer *timer) { unsigned int l; - l = omap_dm_timer_read_reg(timer, OMAP_TIMER_STAT_REG); + if (unlikely(!timer || pm_runtime_suspended(&timer->pdev->dev))) { + pr_err("%s: timer not available or enabled.\n", __func__); + return 0; + } + + l = __raw_readl(timer->irq_stat); return l; } EXPORT_SYMBOL_GPL(omap_dm_timer_read_status); -void omap_dm_timer_write_status(struct omap_dm_timer *timer, unsigned int value) +int omap_dm_timer_write_status(struct omap_dm_timer *timer, unsigned int value) { - __omap_dm_timer_write_status(timer->io_base, value); + if (unlikely(!timer || pm_runtime_suspended(&timer->pdev->dev))) + return -EINVAL; + + __omap_dm_timer_write_status(timer, value); + /* Save the context */ + timer->context.tisr = value; + return 0; } EXPORT_SYMBOL_GPL(omap_dm_timer_write_status); unsigned int omap_dm_timer_read_counter(struct omap_dm_timer *timer) { - return __omap_dm_timer_read_counter(timer->io_base, timer->posted); + if (unlikely(!timer || pm_runtime_suspended(&timer->pdev->dev))) { + pr_err("%s: timer not iavailable or enabled.\n", __func__); + return 0; + } + + return __omap_dm_timer_read_counter(timer, timer->posted); } EXPORT_SYMBOL_GPL(omap_dm_timer_read_counter); -void omap_dm_timer_write_counter(struct omap_dm_timer *timer, unsigned int value) +int omap_dm_timer_write_counter(struct omap_dm_timer *timer, unsigned int value) { + if (unlikely(!timer || pm_runtime_suspended(&timer->pdev->dev))) { + pr_err("%s: timer not available or enabled.\n", __func__); + return -EINVAL; + } + omap_dm_timer_write_reg(timer, OMAP_TIMER_COUNTER_REG, value); + + /* Save the context */ + timer->context.tcrr = value; + return 0; } EXPORT_SYMBOL_GPL(omap_dm_timer_write_counter); int omap_dm_timers_active(void) { - int i; - - for (i = 0; i < dm_timer_count; i++) { - struct omap_dm_timer *timer; - - timer = &dm_timers[i]; + struct omap_dm_timer *timer; - if (!timer->enabled) + list_for_each_entry(timer, &omap_timer_list, node) { + if (!timer->reserved) continue; if (omap_dm_timer_read_reg(timer, OMAP_TIMER_CTRL_REG) & @@ -572,69 +603,147 @@ int omap_dm_timers_active(void) } EXPORT_SYMBOL_GPL(omap_dm_timers_active); -static int __init omap_dm_timer_init(void) +/** + * omap_dm_timer_probe - probe function called for every registered device + * @pdev: pointer to current timer platform device + * + * Called by driver framework at the end of device registration for all + * timer devices. + */ +static int __devinit omap_dm_timer_probe(struct platform_device *pdev) { + int ret; + unsigned long flags; struct omap_dm_timer *timer; - int i, map_size = SZ_8K; /* Module 4KB + L4 4KB except on omap1 */ + struct resource *mem, *irq, *ioarea; + struct dmtimer_platform_data *pdata = pdev->dev.platform_data; - if (!(cpu_is_omap16xx() || cpu_class_is_omap2())) + if (!pdata) { + dev_err(&pdev->dev, "%s: no platform data.\n", __func__); return -ENODEV; + } - spin_lock_init(&dm_timer_lock); - - if (cpu_class_is_omap1()) { - dm_timers = omap1_dm_timers; - dm_timer_count = omap1_dm_timer_count; - map_size = SZ_2K; - } else if (cpu_is_omap24xx()) { - dm_timers = omap2_dm_timers; - dm_timer_count = omap2_dm_timer_count; - dm_source_names = omap2_dm_source_names; - dm_source_clocks = omap2_dm_source_clocks; - } else if (cpu_is_omap34xx()) { - dm_timers = omap3_dm_timers; - dm_timer_count = omap3_dm_timer_count; - dm_source_names = omap3_dm_source_names; - dm_source_clocks = omap3_dm_source_clocks; - } else if (cpu_is_omap44xx()) { - dm_timers = omap4_dm_timers; - dm_timer_count = omap4_dm_timer_count; - dm_source_names = omap4_dm_source_names; - dm_source_clocks = omap4_dm_source_clocks; + irq = platform_get_resource(pdev, IORESOURCE_IRQ, 0); + if (unlikely(!irq)) { + dev_err(&pdev->dev, "%s: no IRQ resource.\n", __func__); + return -ENODEV; } - if (cpu_class_is_omap2()) - for (i = 0; dm_source_names[i] != NULL; i++) - dm_source_clocks[i] = clk_get(NULL, dm_source_names[i]); + mem = platform_get_resource(pdev, IORESOURCE_MEM, 0); + if (unlikely(!mem)) { + dev_err(&pdev->dev, "%s: no memory resource.\n", __func__); + return -ENODEV; + } - if (cpu_is_omap243x()) - dm_timers[0].phys_base = 0x49018000; + ioarea = request_mem_region(mem->start, resource_size(mem), + pdev->name); + if (!ioarea) { + dev_err(&pdev->dev, "%s: region already claimed.\n", __func__); + return -EBUSY; + } - for (i = 0; i < dm_timer_count; i++) { - timer = &dm_timers[i]; + timer = kzalloc(sizeof(struct omap_dm_timer), GFP_KERNEL); + if (!timer) { + dev_err(&pdev->dev, "%s: no memory for omap_dm_timer.\n", + __func__); + ret = -ENOMEM; + goto err_free_ioregion; + } - /* Static mapping, never released */ - timer->io_base = ioremap(timer->phys_base, map_size); - BUG_ON(!timer->io_base); + timer->io_base = ioremap(mem->start, resource_size(mem)); + if (!timer->io_base) { + dev_err(&pdev->dev, "%s: ioremap failed.\n", __func__); + ret = -ENOMEM; + goto err_free_mem; + } -#ifdef CONFIG_ARCH_OMAP2PLUS - if (cpu_class_is_omap2()) { - char clk_name[16]; - sprintf(clk_name, "gpt%d_ick", i + 1); - timer->iclk = clk_get(NULL, clk_name); - sprintf(clk_name, "gpt%d_fck", i + 1); - timer->fclk = clk_get(NULL, clk_name); - } + timer->id = pdev->id; + timer->irq = irq->start; + timer->reserved = pdata->reserved; + timer->pdev = pdev; + timer->loses_context = pdata->loses_context; + timer->get_context_loss_count = pdata->get_context_loss_count; + + /* Skip pm_runtime_enable for OMAP1 */ + if (!pdata->needs_manual_reset) { + pm_runtime_enable(&pdev->dev); + pm_runtime_irq_safe(&pdev->dev); + } - /* One or two timers may be set up early for sys_timer */ - if (sys_timer_reserved & (1 << i)) { - timer->reserved = 1; - timer->posted = 1; - } -#endif + if (!timer->reserved) { + pm_runtime_get_sync(&pdev->dev); + __omap_dm_timer_init_regs(timer); + pm_runtime_put(&pdev->dev); } + /* add the timer element to the list */ + spin_lock_irqsave(&dm_timer_lock, flags); + list_add_tail(&timer->node, &omap_timer_list); + spin_unlock_irqrestore(&dm_timer_lock, flags); + + dev_dbg(&pdev->dev, "Device Probed.\n"); + return 0; + +err_free_mem: + kfree(timer); + +err_free_ioregion: + release_mem_region(mem->start, resource_size(mem)); + + return ret; } -arch_initcall(omap_dm_timer_init); +/** + * omap_dm_timer_remove - cleanup a registered timer device + * @pdev: pointer to current timer platform device + * + * Called by driver framework whenever a timer device is unregistered. + * In addition to freeing platform resources it also deletes the timer + * entry from the local list. + */ +static int __devexit omap_dm_timer_remove(struct platform_device *pdev) +{ + struct omap_dm_timer *timer; + unsigned long flags; + int ret = -EINVAL; + + spin_lock_irqsave(&dm_timer_lock, flags); + list_for_each_entry(timer, &omap_timer_list, node) + if (timer->pdev->id == pdev->id) { + list_del(&timer->node); + kfree(timer); + ret = 0; + break; + } + spin_unlock_irqrestore(&dm_timer_lock, flags); + + return ret; +} + +static struct platform_driver omap_dm_timer_driver = { + .probe = omap_dm_timer_probe, + .remove = omap_dm_timer_remove, + .driver = { + .name = "omap_timer", + }, +}; + +static int __init omap_dm_timer_driver_init(void) +{ + return platform_driver_register(&omap_dm_timer_driver); +} + +static void __exit omap_dm_timer_driver_exit(void) +{ + platform_driver_unregister(&omap_dm_timer_driver); +} + +early_platform_init("earlytimer", &omap_dm_timer_driver); +module_init(omap_dm_timer_driver_init); +module_exit(omap_dm_timer_driver_exit); + +MODULE_DESCRIPTION("OMAP Dual-Mode Timer Driver"); +MODULE_LICENSE("GPL"); +MODULE_ALIAS("platform:" DRIVER_NAME); +MODULE_AUTHOR("Texas Instruments Inc"); diff --git a/arch/arm/plat-omap/i2c.c b/arch/arm/plat-omap/i2c.c index 3341ca4703e9..c20beb8ed38b 100644 --- a/arch/arm/plat-omap/i2c.c +++ b/arch/arm/plat-omap/i2c.c @@ -123,19 +123,11 @@ static void omap_pm_set_max_mpu_wakeup_lat_compat(struct device *dev, long t) omap_pm_set_max_mpu_wakeup_lat(dev, t); } -static struct omap_device_pm_latency omap_i2c_latency[] = { - [0] = { - .deactivate_func = omap_device_idle_hwmods, - .activate_func = omap_device_enable_hwmods, - .flags = OMAP_DEVICE_LATENCY_AUTO_ADJUST, - }, -}; - static inline int omap2_i2c_add_bus(int bus_id) { int l; struct omap_hwmod *oh; - struct omap_device *od; + struct platform_device *pdev; char oh_name[MAX_OMAP_I2C_HWMOD_NAME_LEN]; struct omap_i2c_bus_platform_data *pdata; @@ -160,12 +152,12 @@ static inline int omap2_i2c_add_bus(int bus_id) */ if (cpu_is_omap34xx()) pdata->set_mpu_wkup_lat = omap_pm_set_max_mpu_wakeup_lat_compat; - od = omap_device_build(name, bus_id, oh, pdata, + pdev = omap_device_build(name, bus_id, oh, pdata, sizeof(struct omap_i2c_bus_platform_data), - omap_i2c_latency, ARRAY_SIZE(omap_i2c_latency), 0); - WARN(IS_ERR(od), "Could not build omap_device for %s\n", name); + NULL, 0, 0); + WARN(IS_ERR(pdev), "Could not build omap_device for %s\n", name); - return PTR_ERR(od); + return PTR_ERR(pdev); } #else static inline int omap2_i2c_add_bus(int bus_id) diff --git a/arch/arm/plat-omap/include/plat/clock.h b/arch/arm/plat-omap/include/plat/clock.h index df4b9683f17f..197ca03c3f7d 100644 --- a/arch/arm/plat-omap/include/plat/clock.h +++ b/arch/arm/plat-omap/include/plat/clock.h @@ -80,8 +80,6 @@ struct clkops { * * @div is the divisor that should be applied to the parent clock's rate * to produce the current clock's rate. - * - * XXX @flags probably should be replaced with an struct omap_chip. */ struct clksel_rate { u32 val; diff --git a/arch/arm/plat-omap/include/plat/common.h b/arch/arm/plat-omap/include/plat/common.h index 4564cc697d7f..c50df4814f6f 100644 --- a/arch/arm/plat-omap/include/plat/common.h +++ b/arch/arm/plat-omap/include/plat/common.h @@ -45,6 +45,18 @@ extern unsigned long long notrace omap_32k_sched_clock(void); extern void omap_reserve(void); +void omap2420_init_early(void); +void omap2430_init_early(void); +void omap3430_init_early(void); +void omap35xx_init_early(void); +void omap3630_init_early(void); +void omap3_init_early(void); /* Do not use this one */ +void am35xx_init_early(void); +void ti816x_init_early(void); +void omap4430_init_early(void); + +void omap_sram_init(void); + /* * IO bases for various OMAP processors * Except the tap base, rest all the io bases @@ -53,13 +65,13 @@ extern void omap_reserve(void); struct omap_globals { u32 class; /* OMAP class to detect */ void __iomem *tap; /* Control module ID code */ - unsigned long sdrc; /* SDRAM Controller */ - unsigned long sms; /* SDRAM Memory Scheduler */ - unsigned long ctrl; /* System Control Module */ - unsigned long ctrl_pad; /* PAD Control Module */ - unsigned long prm; /* Power and Reset Management */ - unsigned long cm; /* Clock Management */ - unsigned long cm2; + void __iomem *sdrc; /* SDRAM Controller */ + void __iomem *sms; /* SDRAM Memory Scheduler */ + void __iomem *ctrl; /* System Control Module */ + void __iomem *ctrl_pad; /* PAD Control Module */ + void __iomem *prm; /* Power and Reset Management */ + void __iomem *cm; /* Clock Management */ + void __iomem *cm2; }; void omap2_set_globals_242x(void); @@ -74,7 +86,11 @@ void omap2_set_globals_sdrc(struct omap_globals *); void omap2_set_globals_control(struct omap_globals *); void omap2_set_globals_prcm(struct omap_globals *); +void omap242x_map_io(void); +void omap243x_map_io(void); void omap3_map_io(void); +void omap4_map_io(void); + /** * omap_test_timeout - busy-loop, testing a condition diff --git a/arch/arm/plat-omap/include/plat/cpu.h b/arch/arm/plat-omap/include/plat/cpu.h index 67b3d75884cd..2f9026942229 100644 --- a/arch/arm/plat-omap/include/plat/cpu.h +++ b/arch/arm/plat-omap/include/plat/cpu.h @@ -44,13 +44,6 @@ int omap_type(void); -struct omap_chip_id { - u16 oc; - u8 type; -}; - -#define OMAP_CHIP_INIT(x) { .oc = x } - /* * omap_rev bits: * CPU id bits (0730, 1510, 1710, 2422...) [31:16] @@ -60,19 +53,6 @@ struct omap_chip_id { unsigned int omap_rev(void); /* - * Define CPU revision bits - * - * Verbose meaning of the revision bits may be different for a silicon - * family. This difference can be handled separately. - */ -#define OMAP_REVBITS_00 0x00 -#define OMAP_REVBITS_01 0x01 -#define OMAP_REVBITS_02 0x02 -#define OMAP_REVBITS_03 0x03 -#define OMAP_REVBITS_04 0x04 -#define OMAP_REVBITS_05 0x05 - -/* * Get the CPU revision for OMAP devices */ #define GET_OMAP_REVISION() ((omap_rev() >> 8) & 0xff) @@ -262,7 +242,7 @@ IS_OMAP_TYPE(2422, 0x2422) IS_OMAP_TYPE(2423, 0x2423) IS_OMAP_TYPE(2430, 0x2430) IS_OMAP_TYPE(3430, 0x3430) -IS_OMAP_TYPE(3505, 0x3505) +IS_OMAP_TYPE(3505, 0x3517) IS_OMAP_TYPE(3517, 0x3517) #define cpu_is_omap310() 0 @@ -354,8 +334,9 @@ IS_OMAP_TYPE(3517, 0x3517) (!omap3_has_sgx()) && \ (omap3_has_iva())) # define cpu_is_omap3530() (cpu_is_omap3430()) -# define cpu_is_omap3505() is_omap3505() # define cpu_is_omap3517() is_omap3517() +# define cpu_is_omap3505() (cpu_is_omap3517() && \ + !omap3_has_sgx()) # undef cpu_is_omap3630 # define cpu_is_omap3630() is_omap363x() # define cpu_is_ti816x() is_ti816x() @@ -379,35 +360,31 @@ IS_OMAP_TYPE(3517, 0x3517) /* Various silicon revisions for omap2 */ #define OMAP242X_CLASS 0x24200024 #define OMAP2420_REV_ES1_0 OMAP242X_CLASS -#define OMAP2420_REV_ES2_0 (OMAP242X_CLASS | (OMAP_REVBITS_01 << 8)) +#define OMAP2420_REV_ES2_0 (OMAP242X_CLASS | (0x1 << 8)) #define OMAP243X_CLASS 0x24300024 #define OMAP2430_REV_ES1_0 OMAP243X_CLASS #define OMAP343X_CLASS 0x34300034 #define OMAP3430_REV_ES1_0 OMAP343X_CLASS -#define OMAP3430_REV_ES2_0 (OMAP343X_CLASS | (OMAP_REVBITS_01 << 8)) -#define OMAP3430_REV_ES2_1 (OMAP343X_CLASS | (OMAP_REVBITS_02 << 8)) -#define OMAP3430_REV_ES3_0 (OMAP343X_CLASS | (OMAP_REVBITS_03 << 8)) -#define OMAP3430_REV_ES3_1 (OMAP343X_CLASS | (OMAP_REVBITS_04 << 8)) -#define OMAP3430_REV_ES3_1_2 (OMAP343X_CLASS | (OMAP_REVBITS_05 << 8)) +#define OMAP3430_REV_ES2_0 (OMAP343X_CLASS | (0x1 << 8)) +#define OMAP3430_REV_ES2_1 (OMAP343X_CLASS | (0x2 << 8)) +#define OMAP3430_REV_ES3_0 (OMAP343X_CLASS | (0x3 << 8)) +#define OMAP3430_REV_ES3_1 (OMAP343X_CLASS | (0x4 << 8)) +#define OMAP3430_REV_ES3_1_2 (OMAP343X_CLASS | (0x5 << 8)) #define OMAP363X_CLASS 0x36300034 #define OMAP3630_REV_ES1_0 OMAP363X_CLASS -#define OMAP3630_REV_ES1_1 (OMAP363X_CLASS | (OMAP_REVBITS_01 << 8)) -#define OMAP3630_REV_ES1_2 (OMAP363X_CLASS | (OMAP_REVBITS_02 << 8)) +#define OMAP3630_REV_ES1_1 (OMAP363X_CLASS | (0x1 << 8)) +#define OMAP3630_REV_ES1_2 (OMAP363X_CLASS | (0x2 << 8)) -#define OMAP35XX_CLASS 0x35000034 -#define OMAP3503_REV(v) (OMAP35XX_CLASS | (0x3503 << 16) | (v << 8)) -#define OMAP3515_REV(v) (OMAP35XX_CLASS | (0x3515 << 16) | (v << 8)) -#define OMAP3525_REV(v) (OMAP35XX_CLASS | (0x3525 << 16) | (v << 8)) -#define OMAP3530_REV(v) (OMAP35XX_CLASS | (0x3530 << 16) | (v << 8)) -#define OMAP3505_REV(v) (OMAP35XX_CLASS | (0x3505 << 16) | (v << 8)) -#define OMAP3517_REV(v) (OMAP35XX_CLASS | (0x3517 << 16) | (v << 8)) +#define OMAP3517_CLASS 0x35170034 +#define OMAP3517_REV_ES1_0 OMAP3517_CLASS +#define OMAP3517_REV_ES1_1 (OMAP3517_CLASS | (0x1 << 8)) #define TI816X_CLASS 0x81600034 #define TI8168_REV_ES1_0 TI816X_CLASS -#define TI8168_REV_ES1_1 (TI816X_CLASS | (OMAP_REVBITS_01 << 8)) +#define TI8168_REV_ES1_1 (TI816X_CLASS | (0x1 << 8)) #define OMAP443X_CLASS 0x44300044 #define OMAP4430_REV_ES1_0 (OMAP443X_CLASS | (0x10 << 8)) @@ -418,61 +395,6 @@ IS_OMAP_TYPE(3517, 0x3517) #define OMAP446X_CLASS 0x44600044 #define OMAP4460_REV_ES1_0 (OMAP446X_CLASS | (0x10 << 8)) -/* - * omap_chip bits - * - * CHIP_IS_OMAP{2420,2430,3430} indicate that a particular structure is - * valid on all chips of that type. CHIP_IS_OMAP3430ES{1,2} indicates - * something that is only valid on that particular ES revision. - * - * These bits may be ORed together to indicate structures that are - * available on multiple chip types. - * - * To test whether a particular structure matches the current OMAP chip type, - * use omap_chip_is(). - * - */ -#define CHIP_IS_OMAP2420 (1 << 0) -#define CHIP_IS_OMAP2430 (1 << 1) -#define CHIP_IS_OMAP3430 (1 << 2) -#define CHIP_IS_OMAP3430ES1 (1 << 3) -#define CHIP_IS_OMAP3430ES2 (1 << 4) -#define CHIP_IS_OMAP3430ES3_0 (1 << 5) -#define CHIP_IS_OMAP3430ES3_1 (1 << 6) -#define CHIP_IS_OMAP3630ES1 (1 << 7) -#define CHIP_IS_OMAP4430ES1 (1 << 8) -#define CHIP_IS_OMAP3630ES1_1 (1 << 9) -#define CHIP_IS_OMAP3630ES1_2 (1 << 10) -#define CHIP_IS_OMAP4430ES2 (1 << 11) -#define CHIP_IS_OMAP4430ES2_1 (1 << 12) -#define CHIP_IS_OMAP4430ES2_2 (1 << 13) -#define CHIP_IS_TI816X (1 << 14) -#define CHIP_IS_OMAP4460ES1_0 (1 << 15) - -#define CHIP_IS_OMAP24XX (CHIP_IS_OMAP2420 | CHIP_IS_OMAP2430) - -#define CHIP_IS_OMAP4430 (CHIP_IS_OMAP4430ES1 | \ - CHIP_IS_OMAP4430ES2 | \ - CHIP_IS_OMAP4430ES2_1 | \ - CHIP_IS_OMAP4430ES2_2 | \ - CHIP_IS_OMAP4460ES1_0) - -/* - * "GE" here represents "greater than or equal to" in terms of ES - * levels. So CHIP_GE_OMAP3430ES2 is intended to match all OMAP3430 - * chips at ES2 and beyond, but not, for example, any OMAP lines after - * OMAP3. - */ -#define CHIP_GE_OMAP3430ES2 (CHIP_IS_OMAP3430ES2 | \ - CHIP_IS_OMAP3430ES3_0 | \ - CHIP_GE_OMAP3430ES3_1) -#define CHIP_GE_OMAP3430ES3_1 (CHIP_IS_OMAP3430ES3_1 | \ - CHIP_IS_OMAP3630ES1 | \ - CHIP_GE_OMAP3630ES1_1) -#define CHIP_GE_OMAP3630ES1_1 (CHIP_IS_OMAP3630ES1_1 | \ - CHIP_IS_OMAP3630ES1_2) - -int omap_chip_is(struct omap_chip_id oci); void omap2_check_revision(void); /* diff --git a/arch/arm/plat-omap/include/plat/dmtimer.h b/arch/arm/plat-omap/include/plat/dmtimer.h index eb5d16c60cd9..d11025e6e7a4 100644 --- a/arch/arm/plat-omap/include/plat/dmtimer.h +++ b/arch/arm/plat-omap/include/plat/dmtimer.h @@ -1,5 +1,5 @@ /* - * arch/arm/plat-omap/include/mach/dmtimer.h + * arch/arm/plat-omap/include/plat/dmtimer.h * * OMAP Dual-Mode Timers * @@ -35,6 +35,7 @@ #include <linux/clk.h> #include <linux/delay.h> #include <linux/io.h> +#include <linux/platform_device.h> #ifndef __ASM_ARCH_DMTIMER_H #define __ASM_ARCH_DMTIMER_H @@ -59,12 +60,56 @@ * in OMAP4 can be distinguished. */ #define OMAP_TIMER_IP_VERSION_1 0x1 + +/* timer capabilities used in hwmod database */ +#define OMAP_TIMER_SECURE 0x80000000 +#define OMAP_TIMER_ALWON 0x40000000 +#define OMAP_TIMER_HAS_PWM 0x20000000 + +struct omap_timer_capability_dev_attr { + u32 timer_capability; +}; + struct omap_dm_timer; struct clk; +struct timer_regs { + u32 tidr; + u32 tiocp_cfg; + u32 tistat; + u32 tisr; + u32 tier; + u32 twer; + u32 tclr; + u32 tcrr; + u32 tldr; + u32 ttrg; + u32 twps; + u32 tmar; + u32 tcar1; + u32 tsicr; + u32 tcar2; + u32 tpir; + u32 tnir; + u32 tcvr; + u32 tocr; + u32 towr; +}; + +struct dmtimer_platform_data { + int (*set_timer_src)(struct platform_device *pdev, int source); + int timer_ip_version; + u32 needs_manual_reset:1; + bool reserved; + + bool loses_context; + + u32 (*get_context_loss_count)(struct device *dev); +}; + struct omap_dm_timer *omap_dm_timer_request(void); struct omap_dm_timer *omap_dm_timer_request_specific(int timer_id); -void omap_dm_timer_free(struct omap_dm_timer *timer); +int omap_dm_timer_free(struct omap_dm_timer *timer); void omap_dm_timer_enable(struct omap_dm_timer *timer); void omap_dm_timer_disable(struct omap_dm_timer *timer); @@ -73,23 +118,23 @@ int omap_dm_timer_get_irq(struct omap_dm_timer *timer); u32 omap_dm_timer_modify_idlect_mask(u32 inputmask); struct clk *omap_dm_timer_get_fclk(struct omap_dm_timer *timer); -void omap_dm_timer_trigger(struct omap_dm_timer *timer); -void omap_dm_timer_start(struct omap_dm_timer *timer); -void omap_dm_timer_stop(struct omap_dm_timer *timer); +int omap_dm_timer_trigger(struct omap_dm_timer *timer); +int omap_dm_timer_start(struct omap_dm_timer *timer); +int omap_dm_timer_stop(struct omap_dm_timer *timer); int omap_dm_timer_set_source(struct omap_dm_timer *timer, int source); -void omap_dm_timer_set_load(struct omap_dm_timer *timer, int autoreload, unsigned int value); -void omap_dm_timer_set_load_start(struct omap_dm_timer *timer, int autoreload, unsigned int value); -void omap_dm_timer_set_match(struct omap_dm_timer *timer, int enable, unsigned int match); -void omap_dm_timer_set_pwm(struct omap_dm_timer *timer, int def_on, int toggle, int trigger); -void omap_dm_timer_set_prescaler(struct omap_dm_timer *timer, int prescaler); +int omap_dm_timer_set_load(struct omap_dm_timer *timer, int autoreload, unsigned int value); +int omap_dm_timer_set_load_start(struct omap_dm_timer *timer, int autoreload, unsigned int value); +int omap_dm_timer_set_match(struct omap_dm_timer *timer, int enable, unsigned int match); +int omap_dm_timer_set_pwm(struct omap_dm_timer *timer, int def_on, int toggle, int trigger); +int omap_dm_timer_set_prescaler(struct omap_dm_timer *timer, int prescaler); -void omap_dm_timer_set_int_enable(struct omap_dm_timer *timer, unsigned int value); +int omap_dm_timer_set_int_enable(struct omap_dm_timer *timer, unsigned int value); unsigned int omap_dm_timer_read_status(struct omap_dm_timer *timer); -void omap_dm_timer_write_status(struct omap_dm_timer *timer, unsigned int value); +int omap_dm_timer_write_status(struct omap_dm_timer *timer, unsigned int value); unsigned int omap_dm_timer_read_counter(struct omap_dm_timer *timer); -void omap_dm_timer_write_counter(struct omap_dm_timer *timer, unsigned int value); +int omap_dm_timer_write_counter(struct omap_dm_timer *timer, unsigned int value); int omap_dm_timers_active(void); @@ -98,12 +143,30 @@ int omap_dm_timers_active(void); * used by dmtimer.c and sys_timer related code. */ -/* register offsets */ -#define _OMAP_TIMER_ID_OFFSET 0x00 -#define _OMAP_TIMER_OCP_CFG_OFFSET 0x10 -#define _OMAP_TIMER_SYS_STAT_OFFSET 0x14 -#define _OMAP_TIMER_STAT_OFFSET 0x18 -#define _OMAP_TIMER_INT_EN_OFFSET 0x1c +/* + * The interrupt registers are different between v1 and v2 ip. + * These registers are offsets from timer->iobase. + */ +#define OMAP_TIMER_ID_OFFSET 0x00 +#define OMAP_TIMER_OCP_CFG_OFFSET 0x10 + +#define OMAP_TIMER_V1_SYS_STAT_OFFSET 0x14 +#define OMAP_TIMER_V1_STAT_OFFSET 0x18 +#define OMAP_TIMER_V1_INT_EN_OFFSET 0x1c + +#define OMAP_TIMER_V2_IRQSTATUS_RAW 0x24 +#define OMAP_TIMER_V2_IRQSTATUS 0x28 +#define OMAP_TIMER_V2_IRQENABLE_SET 0x2c +#define OMAP_TIMER_V2_IRQENABLE_CLR 0x30 + +/* + * The functional registers have a different base on v1 and v2 ip. + * These registers are offsets from timer->func_base. The func_base + * is samae as io_base for v1 and io_base + 0x14 for v2 ip. + * + */ +#define OMAP_TIMER_V2_FUNC_OFFSET 0x14 + #define _OMAP_TIMER_WAKEUP_EN_OFFSET 0x20 #define _OMAP_TIMER_CTRL_OFFSET 0x24 #define OMAP_TIMER_CTRL_GPOCFG (1 << 14) @@ -147,21 +210,6 @@ int omap_dm_timers_active(void); /* register offsets with the write pending bit encoded */ #define WPSHIFT 16 -#define OMAP_TIMER_ID_REG (_OMAP_TIMER_ID_OFFSET \ - | (WP_NONE << WPSHIFT)) - -#define OMAP_TIMER_OCP_CFG_REG (_OMAP_TIMER_OCP_CFG_OFFSET \ - | (WP_NONE << WPSHIFT)) - -#define OMAP_TIMER_SYS_STAT_REG (_OMAP_TIMER_SYS_STAT_OFFSET \ - | (WP_NONE << WPSHIFT)) - -#define OMAP_TIMER_STAT_REG (_OMAP_TIMER_STAT_OFFSET \ - | (WP_NONE << WPSHIFT)) - -#define OMAP_TIMER_INT_EN_REG (_OMAP_TIMER_INT_EN_OFFSET \ - | (WP_NONE << WPSHIFT)) - #define OMAP_TIMER_WAKEUP_EN_REG (_OMAP_TIMER_WAKEUP_EN_OFFSET \ | (WP_NONE << WPSHIFT)) @@ -209,49 +257,88 @@ int omap_dm_timers_active(void); struct omap_dm_timer { unsigned long phys_base; + int id; int irq; -#ifdef CONFIG_ARCH_OMAP2PLUS struct clk *iclk, *fclk; -#endif - void __iomem *io_base; + + void __iomem *io_base; + void __iomem *sys_stat; /* TISTAT timer status */ + void __iomem *irq_stat; /* TISR/IRQSTATUS interrupt status */ + void __iomem *irq_ena; /* irq enable */ + void __iomem *irq_dis; /* irq disable, only on v2 ip */ + void __iomem *pend; /* write pending */ + void __iomem *func_base; /* function register base */ + unsigned long rate; unsigned reserved:1; - unsigned enabled:1; unsigned posted:1; + struct timer_regs context; + bool loses_context; + int ctx_loss_count; + int revision; + struct platform_device *pdev; + struct list_head node; + + u32 (*get_context_loss_count)(struct device *dev); }; -extern u32 sys_timer_reserved; -void omap_dm_timer_prepare(struct omap_dm_timer *timer); +int omap_dm_timer_prepare(struct omap_dm_timer *timer); -static inline u32 __omap_dm_timer_read(void __iomem *base, u32 reg, +static inline u32 __omap_dm_timer_read(struct omap_dm_timer *timer, u32 reg, int posted) { if (posted) - while (__raw_readl(base + (OMAP_TIMER_WRITE_PEND_REG & 0xff)) - & (reg >> WPSHIFT)) + while (__raw_readl(timer->pend) & (reg >> WPSHIFT)) cpu_relax(); - return __raw_readl(base + (reg & 0xff)); + return __raw_readl(timer->func_base + (reg & 0xff)); } -static inline void __omap_dm_timer_write(void __iomem *base, u32 reg, u32 val, - int posted) +static inline void __omap_dm_timer_write(struct omap_dm_timer *timer, + u32 reg, u32 val, int posted) { if (posted) - while (__raw_readl(base + (OMAP_TIMER_WRITE_PEND_REG & 0xff)) - & (reg >> WPSHIFT)) + while (__raw_readl(timer->pend) & (reg >> WPSHIFT)) cpu_relax(); - __raw_writel(val, base + (reg & 0xff)); + __raw_writel(val, timer->func_base + (reg & 0xff)); +} + +static inline void __omap_dm_timer_init_regs(struct omap_dm_timer *timer) +{ + u32 tidr; + + /* Assume v1 ip if bits [31:16] are zero */ + tidr = __raw_readl(timer->io_base); + if (!(tidr >> 16)) { + timer->revision = 1; + timer->sys_stat = timer->io_base + + OMAP_TIMER_V1_SYS_STAT_OFFSET; + timer->irq_stat = timer->io_base + OMAP_TIMER_V1_STAT_OFFSET; + timer->irq_ena = timer->io_base + OMAP_TIMER_V1_INT_EN_OFFSET; + timer->irq_dis = 0; + timer->pend = timer->io_base + _OMAP_TIMER_WRITE_PEND_OFFSET; + timer->func_base = timer->io_base; + } else { + timer->revision = 2; + timer->sys_stat = 0; + timer->irq_stat = timer->io_base + OMAP_TIMER_V2_IRQSTATUS; + timer->irq_ena = timer->io_base + OMAP_TIMER_V2_IRQENABLE_SET; + timer->irq_dis = timer->io_base + OMAP_TIMER_V2_IRQENABLE_CLR; + timer->pend = timer->io_base + + _OMAP_TIMER_WRITE_PEND_OFFSET + + OMAP_TIMER_V2_FUNC_OFFSET; + timer->func_base = timer->io_base + OMAP_TIMER_V2_FUNC_OFFSET; + } } /* Assumes the source clock has been set by caller */ -static inline void __omap_dm_timer_reset(void __iomem *base, int autoidle, - int wakeup) +static inline void __omap_dm_timer_reset(struct omap_dm_timer *timer, + int autoidle, int wakeup) { u32 l; - l = __omap_dm_timer_read(base, OMAP_TIMER_OCP_CFG_REG, 0); + l = __raw_readl(timer->io_base + OMAP_TIMER_OCP_CFG_OFFSET); l |= 0x02 << 3; /* Set to smart-idle mode */ l |= 0x2 << 8; /* Set clock activity to perserve f-clock on idle */ @@ -261,10 +348,10 @@ static inline void __omap_dm_timer_reset(void __iomem *base, int autoidle, if (wakeup) l |= 1 << 2; - __omap_dm_timer_write(base, OMAP_TIMER_OCP_CFG_REG, l, 0); + __raw_writel(l, timer->io_base + OMAP_TIMER_OCP_CFG_OFFSET); /* Match hardware reset default of posted mode */ - __omap_dm_timer_write(base, OMAP_TIMER_IF_CTRL_REG, + __omap_dm_timer_write(timer, OMAP_TIMER_IF_CTRL_REG, OMAP_TIMER_CTRL_POSTED, 0); } @@ -286,18 +373,18 @@ static inline int __omap_dm_timer_set_source(struct clk *timer_fck, return ret; } -static inline void __omap_dm_timer_stop(void __iomem *base, int posted, - unsigned long rate) +static inline void __omap_dm_timer_stop(struct omap_dm_timer *timer, + int posted, unsigned long rate) { u32 l; - l = __omap_dm_timer_read(base, OMAP_TIMER_CTRL_REG, posted); + l = __omap_dm_timer_read(timer, OMAP_TIMER_CTRL_REG, posted); if (l & OMAP_TIMER_CTRL_ST) { l &= ~0x1; - __omap_dm_timer_write(base, OMAP_TIMER_CTRL_REG, l, posted); + __omap_dm_timer_write(timer, OMAP_TIMER_CTRL_REG, l, posted); #ifdef CONFIG_ARCH_OMAP2PLUS /* Readback to make sure write has completed */ - __omap_dm_timer_read(base, OMAP_TIMER_CTRL_REG, posted); + __omap_dm_timer_read(timer, OMAP_TIMER_CTRL_REG, posted); /* * Wait for functional clock period x 3.5 to make sure that * timer is stopped @@ -307,34 +394,34 @@ static inline void __omap_dm_timer_stop(void __iomem *base, int posted, } /* Ack possibly pending interrupt */ - __omap_dm_timer_write(base, OMAP_TIMER_STAT_REG, - OMAP_TIMER_INT_OVERFLOW, 0); + __raw_writel(OMAP_TIMER_INT_OVERFLOW, timer->irq_stat); } -static inline void __omap_dm_timer_load_start(void __iomem *base, u32 ctrl, - unsigned int load, int posted) +static inline void __omap_dm_timer_load_start(struct omap_dm_timer *timer, + u32 ctrl, unsigned int load, + int posted) { - __omap_dm_timer_write(base, OMAP_TIMER_COUNTER_REG, load, posted); - __omap_dm_timer_write(base, OMAP_TIMER_CTRL_REG, ctrl, posted); + __omap_dm_timer_write(timer, OMAP_TIMER_COUNTER_REG, load, posted); + __omap_dm_timer_write(timer, OMAP_TIMER_CTRL_REG, ctrl, posted); } -static inline void __omap_dm_timer_int_enable(void __iomem *base, +static inline void __omap_dm_timer_int_enable(struct omap_dm_timer *timer, unsigned int value) { - __omap_dm_timer_write(base, OMAP_TIMER_INT_EN_REG, value, 0); - __omap_dm_timer_write(base, OMAP_TIMER_WAKEUP_EN_REG, value, 0); + __raw_writel(value, timer->irq_ena); + __omap_dm_timer_write(timer, OMAP_TIMER_WAKEUP_EN_REG, value, 0); } -static inline unsigned int __omap_dm_timer_read_counter(void __iomem *base, - int posted) +static inline unsigned int +__omap_dm_timer_read_counter(struct omap_dm_timer *timer, int posted) { - return __omap_dm_timer_read(base, OMAP_TIMER_COUNTER_REG, posted); + return __omap_dm_timer_read(timer, OMAP_TIMER_COUNTER_REG, posted); } -static inline void __omap_dm_timer_write_status(void __iomem *base, +static inline void __omap_dm_timer_write_status(struct omap_dm_timer *timer, unsigned int value) { - __omap_dm_timer_write(base, OMAP_TIMER_STAT_REG, value, 0); + __raw_writel(value, timer->irq_stat); } #endif /* __ASM_ARCH_DMTIMER_H */ diff --git a/arch/arm/plat-omap/include/plat/io.h b/arch/arm/plat-omap/include/plat/io.h index d72ec85c97e6..5ffbea60be45 100644 --- a/arch/arm/plat-omap/include/plat/io.h +++ b/arch/arm/plat-omap/include/plat/io.h @@ -228,13 +228,13 @@ #define OMAP44XX_EMIF2_PHYS OMAP44XX_EMIF2_BASE /* 0x4d000000 --> 0xfd200000 */ -#define OMAP44XX_EMIF2_VIRT (OMAP44XX_EMIF2_PHYS + OMAP4_L3_PER_IO_OFFSET) #define OMAP44XX_EMIF2_SIZE SZ_1M +#define OMAP44XX_EMIF2_VIRT (OMAP44XX_EMIF1_VIRT + OMAP44XX_EMIF1_SIZE) #define OMAP44XX_DMM_PHYS OMAP44XX_DMM_BASE /* 0x4e000000 --> 0xfd300000 */ -#define OMAP44XX_DMM_VIRT (OMAP44XX_DMM_PHYS + OMAP4_L3_PER_IO_OFFSET) #define OMAP44XX_DMM_SIZE SZ_1M +#define OMAP44XX_DMM_VIRT (OMAP44XX_EMIF2_VIRT + OMAP44XX_EMIF2_SIZE) /* * ---------------------------------------------------------------------------- * Omap specific register access @@ -247,6 +247,8 @@ * NOTE: Please use ioremap + __raw_read/write where possible instead of these */ +void omap_ioremap_init(void); + extern u8 omap_readb(u32 pa); extern u16 omap_readw(u32 pa); extern u32 omap_readl(u32 pa); @@ -256,8 +258,31 @@ extern void omap_writel(u32 v, u32 pa); struct omap_sdrc_params; -extern void omap1_map_common_io(void); -extern void omap1_init_common_hw(void); +#if defined(CONFIG_ARCH_OMAP730) || defined(CONFIG_ARCH_OMAP850) +void omap7xx_map_io(void); +#else +static inline void omap_map_io(void) +{ +} +#endif + +#ifdef CONFIG_ARCH_OMAP15XX +void omap15xx_map_io(void); +#else +static inline void omap15xx_map_io(void) +{ +} +#endif + +#ifdef CONFIG_ARCH_OMAP16XX +void omap16xx_map_io(void); +#else +static inline void omap16xx_map_io(void) +{ +} +#endif + +void omap1_init_early(void); #ifdef CONFIG_SOC_OMAP2420 extern void omap242x_map_common_io(void); @@ -300,7 +325,7 @@ static inline void omap44xx_map_common_io(void) #endif extern void omap2_init_common_infrastructure(void); -extern void omap2_init_common_devices(struct omap_sdrc_params *sdrc_cs0, +extern void omap_sdrc_init(struct omap_sdrc_params *sdrc_cs0, struct omap_sdrc_params *sdrc_cs1); #define __arch_ioremap omap_ioremap diff --git a/arch/arm/plat-omap/include/plat/mcbsp.h b/arch/arm/plat-omap/include/plat/mcbsp.h index 9882c657b2d4..8fa74e2c9d6e 100644 --- a/arch/arm/plat-omap/include/plat/mcbsp.h +++ b/arch/arm/plat-omap/include/plat/mcbsp.h @@ -25,9 +25,7 @@ #define __ASM_ARCH_OMAP_MCBSP_H #include <linux/spinlock.h> - -#include <mach/hardware.h> -#include <plat/clock.h> +#include <linux/clk.h> /* macro for building platform_device for McBSP ports */ #define OMAP_MCBSP_PLATFORM_DEVICE(port_nr) \ @@ -40,104 +38,60 @@ static struct platform_device omap_mcbsp##port_nr = { \ #define MCBSP_CONFIG_TYPE3 0x3 #define MCBSP_CONFIG_TYPE4 0x4 -#define OMAP7XX_MCBSP1_BASE 0xfffb1000 -#define OMAP7XX_MCBSP2_BASE 0xfffb1800 - -#define OMAP1510_MCBSP1_BASE 0xe1011800 -#define OMAP1510_MCBSP2_BASE 0xfffb1000 -#define OMAP1510_MCBSP3_BASE 0xe1017000 - -#define OMAP1610_MCBSP1_BASE 0xe1011800 -#define OMAP1610_MCBSP2_BASE 0xfffb1000 -#define OMAP1610_MCBSP3_BASE 0xe1017000 - -#ifdef CONFIG_ARCH_OMAP1 - -#define OMAP_MCBSP_REG_DRR2 0x00 -#define OMAP_MCBSP_REG_DRR1 0x02 -#define OMAP_MCBSP_REG_DXR2 0x04 -#define OMAP_MCBSP_REG_DXR1 0x06 -#define OMAP_MCBSP_REG_DRR 0x02 -#define OMAP_MCBSP_REG_DXR 0x06 -#define OMAP_MCBSP_REG_SPCR2 0x08 -#define OMAP_MCBSP_REG_SPCR1 0x0a -#define OMAP_MCBSP_REG_RCR2 0x0c -#define OMAP_MCBSP_REG_RCR1 0x0e -#define OMAP_MCBSP_REG_XCR2 0x10 -#define OMAP_MCBSP_REG_XCR1 0x12 -#define OMAP_MCBSP_REG_SRGR2 0x14 -#define OMAP_MCBSP_REG_SRGR1 0x16 -#define OMAP_MCBSP_REG_MCR2 0x18 -#define OMAP_MCBSP_REG_MCR1 0x1a -#define OMAP_MCBSP_REG_RCERA 0x1c -#define OMAP_MCBSP_REG_RCERB 0x1e -#define OMAP_MCBSP_REG_XCERA 0x20 -#define OMAP_MCBSP_REG_XCERB 0x22 -#define OMAP_MCBSP_REG_PCR0 0x24 -#define OMAP_MCBSP_REG_RCERC 0x26 -#define OMAP_MCBSP_REG_RCERD 0x28 -#define OMAP_MCBSP_REG_XCERC 0x2A -#define OMAP_MCBSP_REG_XCERD 0x2C -#define OMAP_MCBSP_REG_RCERE 0x2E -#define OMAP_MCBSP_REG_RCERF 0x30 -#define OMAP_MCBSP_REG_XCERE 0x32 -#define OMAP_MCBSP_REG_XCERF 0x34 -#define OMAP_MCBSP_REG_RCERG 0x36 -#define OMAP_MCBSP_REG_RCERH 0x38 -#define OMAP_MCBSP_REG_XCERG 0x3A -#define OMAP_MCBSP_REG_XCERH 0x3C - -/* Dummy defines, these are not available on omap1 */ -#define OMAP_MCBSP_REG_XCCR 0x00 -#define OMAP_MCBSP_REG_RCCR 0x00 - -#else - -#define OMAP_MCBSP_REG_DRR2 0x00 -#define OMAP_MCBSP_REG_DRR1 0x04 -#define OMAP_MCBSP_REG_DXR2 0x08 -#define OMAP_MCBSP_REG_DXR1 0x0C -#define OMAP_MCBSP_REG_DRR 0x00 -#define OMAP_MCBSP_REG_DXR 0x08 -#define OMAP_MCBSP_REG_SPCR2 0x10 -#define OMAP_MCBSP_REG_SPCR1 0x14 -#define OMAP_MCBSP_REG_RCR2 0x18 -#define OMAP_MCBSP_REG_RCR1 0x1C -#define OMAP_MCBSP_REG_XCR2 0x20 -#define OMAP_MCBSP_REG_XCR1 0x24 -#define OMAP_MCBSP_REG_SRGR2 0x28 -#define OMAP_MCBSP_REG_SRGR1 0x2C -#define OMAP_MCBSP_REG_MCR2 0x30 -#define OMAP_MCBSP_REG_MCR1 0x34 -#define OMAP_MCBSP_REG_RCERA 0x38 -#define OMAP_MCBSP_REG_RCERB 0x3C -#define OMAP_MCBSP_REG_XCERA 0x40 -#define OMAP_MCBSP_REG_XCERB 0x44 -#define OMAP_MCBSP_REG_PCR0 0x48 -#define OMAP_MCBSP_REG_RCERC 0x4C -#define OMAP_MCBSP_REG_RCERD 0x50 -#define OMAP_MCBSP_REG_XCERC 0x54 -#define OMAP_MCBSP_REG_XCERD 0x58 -#define OMAP_MCBSP_REG_RCERE 0x5C -#define OMAP_MCBSP_REG_RCERF 0x60 -#define OMAP_MCBSP_REG_XCERE 0x64 -#define OMAP_MCBSP_REG_XCERF 0x68 -#define OMAP_MCBSP_REG_RCERG 0x6C -#define OMAP_MCBSP_REG_RCERH 0x70 -#define OMAP_MCBSP_REG_XCERG 0x74 -#define OMAP_MCBSP_REG_XCERH 0x78 -#define OMAP_MCBSP_REG_SYSCON 0x8C -#define OMAP_MCBSP_REG_THRSH2 0x90 -#define OMAP_MCBSP_REG_THRSH1 0x94 -#define OMAP_MCBSP_REG_IRQST 0xA0 -#define OMAP_MCBSP_REG_IRQEN 0xA4 -#define OMAP_MCBSP_REG_WAKEUPEN 0xA8 -#define OMAP_MCBSP_REG_XCCR 0xAC -#define OMAP_MCBSP_REG_RCCR 0xB0 -#define OMAP_MCBSP_REG_XBUFFSTAT 0xB4 -#define OMAP_MCBSP_REG_RBUFFSTAT 0xB8 -#define OMAP_MCBSP_REG_SSELCR 0xBC +/* McBSP register numbers. Register address offset = num * reg_step */ +enum { + /* Common registers */ + OMAP_MCBSP_REG_SPCR2 = 4, + OMAP_MCBSP_REG_SPCR1, + OMAP_MCBSP_REG_RCR2, + OMAP_MCBSP_REG_RCR1, + OMAP_MCBSP_REG_XCR2, + OMAP_MCBSP_REG_XCR1, + OMAP_MCBSP_REG_SRGR2, + OMAP_MCBSP_REG_SRGR1, + OMAP_MCBSP_REG_MCR2, + OMAP_MCBSP_REG_MCR1, + OMAP_MCBSP_REG_RCERA, + OMAP_MCBSP_REG_RCERB, + OMAP_MCBSP_REG_XCERA, + OMAP_MCBSP_REG_XCERB, + OMAP_MCBSP_REG_PCR0, + OMAP_MCBSP_REG_RCERC, + OMAP_MCBSP_REG_RCERD, + OMAP_MCBSP_REG_XCERC, + OMAP_MCBSP_REG_XCERD, + OMAP_MCBSP_REG_RCERE, + OMAP_MCBSP_REG_RCERF, + OMAP_MCBSP_REG_XCERE, + OMAP_MCBSP_REG_XCERF, + OMAP_MCBSP_REG_RCERG, + OMAP_MCBSP_REG_RCERH, + OMAP_MCBSP_REG_XCERG, + OMAP_MCBSP_REG_XCERH, + + /* OMAP1-OMAP2420 registers */ + OMAP_MCBSP_REG_DRR2 = 0, + OMAP_MCBSP_REG_DRR1, + OMAP_MCBSP_REG_DXR2, + OMAP_MCBSP_REG_DXR1, + + /* OMAP2430 and onwards */ + OMAP_MCBSP_REG_DRR = 0, + OMAP_MCBSP_REG_DXR = 2, + OMAP_MCBSP_REG_SYSCON = 35, + OMAP_MCBSP_REG_THRSH2, + OMAP_MCBSP_REG_THRSH1, + OMAP_MCBSP_REG_IRQST = 40, + OMAP_MCBSP_REG_IRQEN, + OMAP_MCBSP_REG_WAKEUPEN, + OMAP_MCBSP_REG_XCCR, + OMAP_MCBSP_REG_RCCR, + OMAP_MCBSP_REG_XBUFFSTAT, + OMAP_MCBSP_REG_RBUFFSTAT, + OMAP_MCBSP_REG_SSELCR, +}; +/* OMAP3 sidetone control registers */ #define OMAP_ST_REG_REV 0x00 #define OMAP_ST_REG_SYSCONFIG 0x10 #define OMAP_ST_REG_IRQSTATUS 0x18 @@ -146,8 +100,6 @@ static struct platform_device omap_mcbsp##port_nr = { \ #define OMAP_ST_REG_SFIRCR 0x28 #define OMAP_ST_REG_SSELCR 0x2C -#endif - /************************** McBSP SPCR1 bit definitions ***********************/ #define RRST 0x0001 #define RRDY 0x0002 @@ -344,20 +296,20 @@ typedef enum { struct omap_mcbsp_ops { void (*request)(unsigned int); void (*free)(unsigned int); - int (*set_clks_src)(u8, u8); }; struct omap_mcbsp_platform_data { - unsigned long phys_base; - u8 dma_rx_sync, dma_tx_sync; - u16 rx_irq, tx_irq; struct omap_mcbsp_ops *ops; -#ifdef CONFIG_ARCH_OMAP3 - /* Sidetone block for McBSP 2 and 3 */ - unsigned long phys_base_st; -#endif u16 buffer_size; - unsigned int mcbsp_config_type; + u8 reg_size; + u8 reg_step; + + /* McBSP platform and instance specific features */ + bool has_wakeup; /* Wakeup capability */ + bool has_ccr; /* Transceiver has configuration control registers */ + int (*enable_st_clock)(unsigned int, bool); + int (*set_clk_src)(struct device *dev, struct clk *clk, const char *src); + int (*mux_signal)(struct device *dev, const char *signal, const char *src); }; struct omap_mcbsp_st_data { @@ -389,14 +341,12 @@ struct omap_mcbsp { spinlock_t lock; struct omap_mcbsp_platform_data *pdata; struct clk *fclk; -#ifdef CONFIG_ARCH_OMAP3 struct omap_mcbsp_st_data *st_data; int dma_op_mode; u16 max_tx_thres; u16 max_rx_thres; -#endif void *reg_cache; - unsigned int mcbsp_config_type; + int reg_cache_size; }; /** @@ -408,16 +358,10 @@ struct omap_mcbsp_dev_attr { }; extern struct omap_mcbsp **mcbsp_ptr; -extern int omap_mcbsp_count, omap_mcbsp_cache_size; - -#define omap_mcbsp_check_valid_id(id) (id < omap_mcbsp_count) -#define id_to_mcbsp_ptr(id) mcbsp_ptr[id]; +extern int omap_mcbsp_count; int omap_mcbsp_init(void); -void omap_mcbsp_register_board_cfg(struct resource *res, int res_count, - struct omap_mcbsp_platform_data *config, int size); void omap_mcbsp_config(unsigned int id, const struct omap_mcbsp_reg_cfg * config); -#ifdef CONFIG_ARCH_OMAP3 void omap_mcbsp_set_tx_threshold(unsigned int id, u16 threshold); void omap_mcbsp_set_rx_threshold(unsigned int id, u16 threshold); u16 omap_mcbsp_get_max_tx_threshold(unsigned int id); @@ -426,18 +370,6 @@ u16 omap_mcbsp_get_fifo_size(unsigned int id); u16 omap_mcbsp_get_tx_delay(unsigned int id); u16 omap_mcbsp_get_rx_delay(unsigned int id); int omap_mcbsp_get_dma_op_mode(unsigned int id); -#else -static inline void omap_mcbsp_set_tx_threshold(unsigned int id, u16 threshold) -{ } -static inline void omap_mcbsp_set_rx_threshold(unsigned int id, u16 threshold) -{ } -static inline u16 omap_mcbsp_get_max_tx_threshold(unsigned int id) { return 0; } -static inline u16 omap_mcbsp_get_max_rx_threshold(unsigned int id) { return 0; } -static inline u16 omap_mcbsp_get_fifo_size(unsigned int id) { return 0; } -static inline u16 omap_mcbsp_get_tx_delay(unsigned int id) { return 0; } -static inline u16 omap_mcbsp_get_rx_delay(unsigned int id) { return 0; } -static inline int omap_mcbsp_get_dma_op_mode(unsigned int id) { return 0; } -#endif int omap_mcbsp_request(unsigned int id); void omap_mcbsp_free(unsigned int id); void omap_mcbsp_start(unsigned int id, int tx, int rx); @@ -453,21 +385,11 @@ void omap2_mcbsp1_mux_fsr_src(u8 mux); int omap_mcbsp_dma_ch_params(unsigned int id, unsigned int stream); int omap_mcbsp_dma_reg_params(unsigned int id, unsigned int stream); -#ifdef CONFIG_ARCH_OMAP3 /* Sidetone specific API */ int omap_st_set_chgain(unsigned int id, int channel, s16 chgain); int omap_st_get_chgain(unsigned int id, int channel, s16 *chgain); int omap_st_enable(unsigned int id); int omap_st_disable(unsigned int id); int omap_st_is_enabled(unsigned int id); -#else -static inline int omap_st_set_chgain(unsigned int id, int channel, - s16 chgain) { return 0; } -static inline int omap_st_get_chgain(unsigned int id, int channel, - s16 *chgain) { return 0; } -static inline int omap_st_enable(unsigned int id) { return 0; } -static inline int omap_st_disable(unsigned int id) { return 0; } -static inline int omap_st_is_enabled(unsigned int id) { return 0; } -#endif #endif diff --git a/arch/arm/plat-omap/include/plat/omap_device.h b/arch/arm/plat-omap/include/plat/omap_device.h index ee405b36df4b..12c5b0c345bf 100644 --- a/arch/arm/plat-omap/include/plat/omap_device.h +++ b/arch/arm/plat-omap/include/plat/omap_device.h @@ -68,7 +68,7 @@ extern struct device omap_device_parent; * */ struct omap_device { - struct platform_device pdev; + struct platform_device *pdev; struct omap_hwmod **hwmods; struct omap_device_pm_latency *pm_lats; u32 dev_wakeup_lat; @@ -88,25 +88,20 @@ int omap_device_shutdown(struct platform_device *pdev); /* Core code interface */ -int omap_device_count_resources(struct omap_device *od); -int omap_device_fill_resources(struct omap_device *od, struct resource *res); - -struct omap_device *omap_device_build(const char *pdev_name, int pdev_id, +struct platform_device *omap_device_build(const char *pdev_name, int pdev_id, struct omap_hwmod *oh, void *pdata, int pdata_len, struct omap_device_pm_latency *pm_lats, int pm_lats_cnt, int is_early_device); -struct omap_device *omap_device_build_ss(const char *pdev_name, int pdev_id, +struct platform_device *omap_device_build_ss(const char *pdev_name, int pdev_id, struct omap_hwmod **oh, int oh_cnt, void *pdata, int pdata_len, struct omap_device_pm_latency *pm_lats, int pm_lats_cnt, int is_early_device); -int omap_device_register(struct omap_device *od); -int omap_early_device_register(struct omap_device *od); - void __iomem *omap_device_get_rt_va(struct omap_device *od); +struct device *omap_device_get_by_hwmod_name(const char *oh_name); /* OMAP PM interface */ int omap_device_align_pm_lat(struct platform_device *pdev, @@ -122,11 +117,6 @@ int omap_device_enable_hwmods(struct omap_device *od); int omap_device_disable_clocks(struct omap_device *od); int omap_device_enable_clocks(struct omap_device *od); -static inline void omap_device_disable_idle_on_suspend(struct omap_device *od) -{ - od->flags |= OMAP_DEVICE_NO_IDLE_ON_SUSPEND; -} - /* * Entries should be kept in latency order ascending * @@ -157,6 +147,17 @@ struct omap_device_pm_latency { #define OMAP_DEVICE_LATENCY_AUTO_ADJUST BIT(1) /* Get omap_device pointer from platform_device pointer */ -#define to_omap_device(x) container_of((x), struct omap_device, pdev) +static inline struct omap_device *to_omap_device(struct platform_device *pdev) +{ + return pdev ? pdev->archdata.od : NULL; +} + +static inline +void omap_device_disable_idle_on_suspend(struct platform_device *pdev) +{ + struct omap_device *od = to_omap_device(pdev); + + od->flags |= OMAP_DEVICE_NO_IDLE_ON_SUSPEND; +} #endif diff --git a/arch/arm/plat-omap/include/plat/omap_hwmod.h b/arch/arm/plat-omap/include/plat/omap_hwmod.h index 0e329ca88a70..5419f1a2aaa4 100644 --- a/arch/arm/plat-omap/include/plat/omap_hwmod.h +++ b/arch/arm/plat-omap/include/plat/omap_hwmod.h @@ -496,7 +496,6 @@ struct omap_hwmod_class { * @_state: internal-use hwmod state * @_postsetup_state: internal-use state to leave the hwmod in after _setup() * @flags: hwmod flags (documented below) - * @omap_chip: OMAP chips this hwmod is present on * @_lock: spinlock serializing operations on this hwmod * @node: list node for hwmod list (internal use) * @@ -526,7 +525,6 @@ struct omap_hwmod { char *clkdm_name; struct clockdomain *clkdm; char *vdd_name; - struct voltagedomain *voltdm; struct omap_hwmod_ocp_if **masters; /* connect to *_IA */ struct omap_hwmod_ocp_if **slaves; /* connect to *_TA */ void *dev_attr; @@ -545,7 +543,6 @@ struct omap_hwmod { u8 _int_flags; u8 _state; u8 _postsetup_state; - const struct omap_chip_id omap_chip; }; int omap_hwmod_register(struct omap_hwmod **ohs); diff --git a/arch/arm/plat-omap/include/plat/voltage.h b/arch/arm/plat-omap/include/plat/voltage.h new file mode 100644 index 000000000000..0a6a482ec014 --- /dev/null +++ b/arch/arm/plat-omap/include/plat/voltage.h @@ -0,0 +1,20 @@ +/* + * OMAP Voltage Management Routines + * + * Copyright (C) 2011, Texas Instruments, Inc. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#ifndef __ARCH_ARM_OMAP_VOLTAGE_H +#define __ARCH_ARM_OMAP_VOLTAGE_H + +struct voltagedomain; + +struct voltagedomain *voltdm_lookup(const char *name); +int voltdm_scale(struct voltagedomain *voltdm, unsigned long target_volt); +unsigned long voltdm_get_voltage(struct voltagedomain *voltdm); + +#endif diff --git a/arch/arm/plat-omap/io.c b/arch/arm/plat-omap/io.c index f1ecfa9fc61d..1bbcbde76400 100644 --- a/arch/arm/plat-omap/io.c +++ b/arch/arm/plat-omap/io.c @@ -23,11 +23,16 @@ #define BETWEEN(p,st,sz) ((p) >= (st) && (p) < ((st) + (sz))) #define XLATE(p,pst,vst) ((void __iomem *)((p) - (pst) + (vst))) +static int initialized; + /* * Intercept ioremap() requests for addresses in our fixed mapping regions. */ void __iomem *omap_ioremap(unsigned long p, size_t size, unsigned int type) { + + WARN(!initialized, "Do not use ioremap before init_early\n"); + #ifdef CONFIG_ARCH_OMAP1 if (cpu_class_is_omap1()) { if (BETWEEN(p, OMAP1_IO_PHYS, OMAP1_IO_SIZE)) @@ -139,3 +144,8 @@ void omap_iounmap(volatile void __iomem *addr) __iounmap(addr); } EXPORT_SYMBOL(omap_iounmap); + +void __init omap_ioremap_init(void) +{ + initialized++; +} diff --git a/arch/arm/plat-omap/mcbsp.c b/arch/arm/plat-omap/mcbsp.c index 6c62af108710..4b15cd7926d7 100644 --- a/arch/arm/plat-omap/mcbsp.c +++ b/arch/arm/plat-omap/mcbsp.c @@ -24,45 +24,40 @@ #include <linux/slab.h> #include <plat/mcbsp.h> -#include <plat/omap_device.h> #include <linux/pm_runtime.h> -/* XXX These "sideways" includes are a sign that something is wrong */ -#include "../mach-omap2/cm2xxx_3xxx.h" -#include "../mach-omap2/cm-regbits-34xx.h" - struct omap_mcbsp **mcbsp_ptr; -int omap_mcbsp_count, omap_mcbsp_cache_size; +int omap_mcbsp_count; + +#define omap_mcbsp_check_valid_id(id) (id < omap_mcbsp_count) +#define id_to_mcbsp_ptr(id) mcbsp_ptr[id]; static void omap_mcbsp_write(struct omap_mcbsp *mcbsp, u16 reg, u32 val) { - if (cpu_class_is_omap1()) { - ((u16 *)mcbsp->reg_cache)[reg / sizeof(u16)] = (u16)val; - __raw_writew((u16)val, mcbsp->io_base + reg); - } else if (cpu_is_omap2420()) { - ((u16 *)mcbsp->reg_cache)[reg / sizeof(u32)] = (u16)val; - __raw_writew((u16)val, mcbsp->io_base + reg); + void __iomem *addr = mcbsp->io_base + reg * mcbsp->pdata->reg_step; + + if (mcbsp->pdata->reg_size == 2) { + ((u16 *)mcbsp->reg_cache)[reg] = (u16)val; + __raw_writew((u16)val, addr); } else { - ((u32 *)mcbsp->reg_cache)[reg / sizeof(u32)] = val; - __raw_writel(val, mcbsp->io_base + reg); + ((u32 *)mcbsp->reg_cache)[reg] = val; + __raw_writel(val, addr); } } static int omap_mcbsp_read(struct omap_mcbsp *mcbsp, u16 reg, bool from_cache) { - if (cpu_class_is_omap1()) { - return !from_cache ? __raw_readw(mcbsp->io_base + reg) : - ((u16 *)mcbsp->reg_cache)[reg / sizeof(u16)]; - } else if (cpu_is_omap2420()) { - return !from_cache ? __raw_readw(mcbsp->io_base + reg) : - ((u16 *)mcbsp->reg_cache)[reg / sizeof(u32)]; + void __iomem *addr = mcbsp->io_base + reg * mcbsp->pdata->reg_step; + + if (mcbsp->pdata->reg_size == 2) { + return !from_cache ? __raw_readw(addr) : + ((u16 *)mcbsp->reg_cache)[reg]; } else { - return !from_cache ? __raw_readl(mcbsp->io_base + reg) : - ((u32 *)mcbsp->reg_cache)[reg / sizeof(u32)]; + return !from_cache ? __raw_readl(addr) : + ((u32 *)mcbsp->reg_cache)[reg]; } } -#ifdef CONFIG_ARCH_OMAP3 static void omap_mcbsp_st_write(struct omap_mcbsp *mcbsp, u16 reg, u32 val) { __raw_writel(val, mcbsp->st_data->io_base_st + reg); @@ -72,7 +67,6 @@ static int omap_mcbsp_st_read(struct omap_mcbsp *mcbsp, u16 reg) { return __raw_readl(mcbsp->st_data->io_base_st + reg); } -#endif #define MCBSP_READ(mcbsp, reg) \ omap_mcbsp_read(mcbsp, OMAP_MCBSP_REG_##reg, 0) @@ -187,7 +181,7 @@ void omap_mcbsp_config(unsigned int id, const struct omap_mcbsp_reg_cfg *config) MCBSP_WRITE(mcbsp, MCR2, config->mcr2); MCBSP_WRITE(mcbsp, MCR1, config->mcr1); MCBSP_WRITE(mcbsp, PCR0, config->pcr0); - if (cpu_is_omap2430() || cpu_is_omap34xx() || cpu_is_omap44xx()) { + if (mcbsp->pdata->has_ccr) { MCBSP_WRITE(mcbsp, XCCR, config->xccr); MCBSP_WRITE(mcbsp, RCCR, config->rccr); } @@ -239,46 +233,28 @@ int omap_mcbsp_dma_reg_params(unsigned int id, unsigned int stream) } mcbsp = id_to_mcbsp_ptr(id); - data_reg = mcbsp->phys_dma_base; - - if (mcbsp->mcbsp_config_type < MCBSP_CONFIG_TYPE2) { + if (mcbsp->pdata->reg_size == 2) { if (stream) - data_reg += OMAP_MCBSP_REG_DRR1; + data_reg = OMAP_MCBSP_REG_DRR1; else - data_reg += OMAP_MCBSP_REG_DXR1; + data_reg = OMAP_MCBSP_REG_DXR1; } else { if (stream) - data_reg += OMAP_MCBSP_REG_DRR; + data_reg = OMAP_MCBSP_REG_DRR; else - data_reg += OMAP_MCBSP_REG_DXR; + data_reg = OMAP_MCBSP_REG_DXR; } - return data_reg; + return mcbsp->phys_dma_base + data_reg * mcbsp->pdata->reg_step; } EXPORT_SYMBOL(omap_mcbsp_dma_reg_params); -#ifdef CONFIG_ARCH_OMAP3 -static struct omap_device *find_omap_device_by_dev(struct device *dev) -{ - struct platform_device *pdev = container_of(dev, - struct platform_device, dev); - return container_of(pdev, struct omap_device, pdev); -} - static void omap_st_on(struct omap_mcbsp *mcbsp) { unsigned int w; - struct omap_device *od; - od = find_omap_device_by_dev(mcbsp->dev); - - /* - * Sidetone uses McBSP ICLK - which must not idle when sidetones - * are enabled or sidetones start sounding ugly. - */ - w = omap2_cm_read_mod_reg(OMAP3430_PER_MOD, CM_AUTOIDLE); - w &= ~(1 << (mcbsp->id - 2)); - omap2_cm_write_mod_reg(w, OMAP3430_PER_MOD, CM_AUTOIDLE); + if (mcbsp->pdata->enable_st_clock) + mcbsp->pdata->enable_st_clock(mcbsp->id, 1); /* Enable McBSP Sidetone */ w = MCBSP_READ(mcbsp, SSELCR); @@ -292,9 +268,6 @@ static void omap_st_on(struct omap_mcbsp *mcbsp) static void omap_st_off(struct omap_mcbsp *mcbsp) { unsigned int w; - struct omap_device *od; - - od = find_omap_device_by_dev(mcbsp->dev); w = MCBSP_ST_READ(mcbsp, SSELCR); MCBSP_ST_WRITE(mcbsp, SSELCR, w & ~(ST_SIDETONEEN)); @@ -302,17 +275,13 @@ static void omap_st_off(struct omap_mcbsp *mcbsp) w = MCBSP_READ(mcbsp, SSELCR); MCBSP_WRITE(mcbsp, SSELCR, w & ~(SIDETONEEN)); - w = omap2_cm_read_mod_reg(OMAP3430_PER_MOD, CM_AUTOIDLE); - w |= 1 << (mcbsp->id - 2); - omap2_cm_write_mod_reg(w, OMAP3430_PER_MOD, CM_AUTOIDLE); + if (mcbsp->pdata->enable_st_clock) + mcbsp->pdata->enable_st_clock(mcbsp->id, 0); } static void omap_st_fir_write(struct omap_mcbsp *mcbsp, s16 *fir) { u16 val, i; - struct omap_device *od; - - od = find_omap_device_by_dev(mcbsp->dev); val = MCBSP_ST_READ(mcbsp, SSELCR); @@ -340,9 +309,6 @@ static void omap_st_chgain(struct omap_mcbsp *mcbsp) { u16 w; struct omap_mcbsp_st_data *st_data = mcbsp->st_data; - struct omap_device *od; - - od = find_omap_device_by_dev(mcbsp->dev); w = MCBSP_ST_READ(mcbsp, SSELCR); @@ -525,14 +491,13 @@ void omap_mcbsp_set_tx_threshold(unsigned int id, u16 threshold) { struct omap_mcbsp *mcbsp; - if (!cpu_is_omap34xx() && !cpu_is_omap44xx()) - return; - if (!omap_mcbsp_check_valid_id(id)) { printk(KERN_ERR "%s: Invalid id (%d)\n", __func__, id + 1); return; } mcbsp = id_to_mcbsp_ptr(id); + if (mcbsp->pdata->buffer_size == 0) + return; if (threshold && threshold <= mcbsp->max_tx_thres) MCBSP_WRITE(mcbsp, THRSH2, threshold - 1); @@ -548,14 +513,13 @@ void omap_mcbsp_set_rx_threshold(unsigned int id, u16 threshold) { struct omap_mcbsp *mcbsp; - if (!cpu_is_omap34xx() && !cpu_is_omap44xx()) - return; - if (!omap_mcbsp_check_valid_id(id)) { printk(KERN_ERR "%s: Invalid id (%d)\n", __func__, id + 1); return; } mcbsp = id_to_mcbsp_ptr(id); + if (mcbsp->pdata->buffer_size == 0) + return; if (threshold && threshold <= mcbsp->max_rx_thres) MCBSP_WRITE(mcbsp, THRSH1, threshold - 1); @@ -625,6 +589,8 @@ u16 omap_mcbsp_get_tx_delay(unsigned int id) return -ENODEV; } mcbsp = id_to_mcbsp_ptr(id); + if (mcbsp->pdata->buffer_size == 0) + return 0; /* Returns the number of free locations in the buffer */ buffstat = MCBSP_READ(mcbsp, XBUFFSTAT); @@ -648,6 +614,8 @@ u16 omap_mcbsp_get_rx_delay(unsigned int id) return -ENODEV; } mcbsp = id_to_mcbsp_ptr(id); + if (mcbsp->pdata->buffer_size == 0) + return 0; /* Returns the number of used locations in the buffer */ buffstat = MCBSP_READ(mcbsp, RBUFFSTAT); @@ -683,46 +651,6 @@ int omap_mcbsp_get_dma_op_mode(unsigned int id) } EXPORT_SYMBOL(omap_mcbsp_get_dma_op_mode); -static inline void omap34xx_mcbsp_request(struct omap_mcbsp *mcbsp) -{ - struct omap_device *od; - - od = find_omap_device_by_dev(mcbsp->dev); - /* - * Enable wakup behavior, smart idle and all wakeups - * REVISIT: some wakeups may be unnecessary - */ - if (cpu_is_omap34xx() || cpu_is_omap44xx()) { - MCBSP_WRITE(mcbsp, WAKEUPEN, XRDYEN | RRDYEN); - } -} - -static inline void omap34xx_mcbsp_free(struct omap_mcbsp *mcbsp) -{ - struct omap_device *od; - - od = find_omap_device_by_dev(mcbsp->dev); - - /* - * Disable wakup behavior, smart idle and all wakeups - */ - if (cpu_is_omap34xx() || cpu_is_omap44xx()) { - /* - * HW bug workaround - If no_idle mode is taken, we need to - * go to smart_idle before going to always_idle, or the - * device will not hit retention anymore. - */ - - MCBSP_WRITE(mcbsp, WAKEUPEN, 0); - } -} -#else -static inline void omap34xx_mcbsp_request(struct omap_mcbsp *mcbsp) {} -static inline void omap34xx_mcbsp_free(struct omap_mcbsp *mcbsp) {} -static inline void omap_st_start(struct omap_mcbsp *mcbsp) {} -static inline void omap_st_stop(struct omap_mcbsp *mcbsp) {} -#endif - int omap_mcbsp_request(unsigned int id) { struct omap_mcbsp *mcbsp; @@ -735,7 +663,7 @@ int omap_mcbsp_request(unsigned int id) } mcbsp = id_to_mcbsp_ptr(id); - reg_cache = kzalloc(omap_mcbsp_cache_size, GFP_KERNEL); + reg_cache = kzalloc(mcbsp->reg_cache_size, GFP_KERNEL); if (!reg_cache) { return -ENOMEM; } @@ -757,8 +685,9 @@ int omap_mcbsp_request(unsigned int id) pm_runtime_get_sync(mcbsp->dev); - /* Do procedure specific to omap34xx arch, if applicable */ - omap34xx_mcbsp_request(mcbsp); + /* Enable wakeup behavior */ + if (mcbsp->pdata->has_wakeup) + MCBSP_WRITE(mcbsp, WAKEUPEN, XRDYEN | RRDYEN); /* * Make sure that transmitter, receiver and sample-rate generator are @@ -795,8 +724,9 @@ err_clk_disable: if (mcbsp->pdata && mcbsp->pdata->ops && mcbsp->pdata->ops->free) mcbsp->pdata->ops->free(id); - /* Do procedure specific to omap34xx arch, if applicable */ - omap34xx_mcbsp_free(mcbsp); + /* Disable wakeup behavior */ + if (mcbsp->pdata->has_wakeup) + MCBSP_WRITE(mcbsp, WAKEUPEN, 0); pm_runtime_put_sync(mcbsp->dev); @@ -825,8 +755,9 @@ void omap_mcbsp_free(unsigned int id) if (mcbsp->pdata && mcbsp->pdata->ops && mcbsp->pdata->ops->free) mcbsp->pdata->ops->free(id); - /* Do procedure specific to omap34xx arch, if applicable */ - omap34xx_mcbsp_free(mcbsp); + /* Disable wakeup behavior */ + if (mcbsp->pdata->has_wakeup) + MCBSP_WRITE(mcbsp, WAKEUPEN, 0); pm_runtime_put_sync(mcbsp->dev); @@ -866,7 +797,7 @@ void omap_mcbsp_start(unsigned int id, int tx, int rx) } mcbsp = id_to_mcbsp_ptr(id); - if (cpu_is_omap34xx()) + if (mcbsp->st_data) omap_st_start(mcbsp); /* Only enable SRG, if McBSP is master */ @@ -904,7 +835,7 @@ void omap_mcbsp_start(unsigned int id, int tx, int rx) MCBSP_WRITE(mcbsp, SPCR2, w | (1 << 7)); } - if (cpu_is_omap2430() || cpu_is_omap34xx() || cpu_is_omap44xx()) { + if (mcbsp->pdata->has_ccr) { /* Release the transmitter and receiver */ w = MCBSP_READ_CACHE(mcbsp, XCCR); w &= ~(tx ? XDISABLE : 0); @@ -934,7 +865,7 @@ void omap_mcbsp_stop(unsigned int id, int tx, int rx) /* Reset transmitter */ tx &= 1; - if (cpu_is_omap2430() || cpu_is_omap34xx() || cpu_is_omap44xx()) { + if (mcbsp->pdata->has_ccr) { w = MCBSP_READ_CACHE(mcbsp, XCCR); w |= (tx ? XDISABLE : 0); MCBSP_WRITE(mcbsp, XCCR, w); @@ -944,7 +875,7 @@ void omap_mcbsp_stop(unsigned int id, int tx, int rx) /* Reset receiver */ rx &= 1; - if (cpu_is_omap2430() || cpu_is_omap34xx() || cpu_is_omap44xx()) { + if (mcbsp->pdata->has_ccr) { w = MCBSP_READ_CACHE(mcbsp, RCCR); w |= (rx ? RDISABLE : 0); MCBSP_WRITE(mcbsp, RCCR, w); @@ -961,39 +892,72 @@ void omap_mcbsp_stop(unsigned int id, int tx, int rx) MCBSP_WRITE(mcbsp, SPCR2, w & ~(1 << 6)); } - if (cpu_is_omap34xx()) + if (mcbsp->st_data) omap_st_stop(mcbsp); } EXPORT_SYMBOL(omap_mcbsp_stop); -/* - * The following functions are only required on an OMAP1-only build. - * mach-omap2/mcbsp.c contains the real functions - */ -#ifndef CONFIG_ARCH_OMAP2PLUS int omap2_mcbsp_set_clks_src(u8 id, u8 fck_src_id) { - WARN(1, "%s: should never be called on an OMAP1-only kernel\n", - __func__); - return -EINVAL; + struct omap_mcbsp *mcbsp; + const char *src; + + if (!omap_mcbsp_check_valid_id(id)) { + pr_err("%s: Invalid id (%d)\n", __func__, id + 1); + return -EINVAL; + } + mcbsp = id_to_mcbsp_ptr(id); + + if (fck_src_id == MCBSP_CLKS_PAD_SRC) + src = "clks_ext"; + else if (fck_src_id == MCBSP_CLKS_PRCM_SRC) + src = "clks_fclk"; + else + return -EINVAL; + + if (mcbsp->pdata->set_clk_src) + return mcbsp->pdata->set_clk_src(mcbsp->dev, mcbsp->fclk, src); + else + return -EINVAL; } +EXPORT_SYMBOL(omap2_mcbsp_set_clks_src); void omap2_mcbsp1_mux_clkr_src(u8 mux) { - WARN(1, "%s: should never be called on an OMAP1-only kernel\n", - __func__); - return; + struct omap_mcbsp *mcbsp; + const char *src; + + if (mux == CLKR_SRC_CLKR) + src = "clkr"; + else if (mux == CLKR_SRC_CLKX) + src = "clkx"; + else + return; + + mcbsp = id_to_mcbsp_ptr(0); + if (mcbsp->pdata->mux_signal) + mcbsp->pdata->mux_signal(mcbsp->dev, "clkr", src); } +EXPORT_SYMBOL(omap2_mcbsp1_mux_clkr_src); void omap2_mcbsp1_mux_fsr_src(u8 mux) { - WARN(1, "%s: should never be called on an OMAP1-only kernel\n", - __func__); - return; + struct omap_mcbsp *mcbsp; + const char *src; + + if (mux == FSR_SRC_FSR) + src = "fsr"; + else if (mux == FSR_SRC_FSX) + src = "fsx"; + else + return; + + mcbsp = id_to_mcbsp_ptr(0); + if (mcbsp->pdata->mux_signal) + mcbsp->pdata->mux_signal(mcbsp->dev, "fsr", src); } -#endif +EXPORT_SYMBOL(omap2_mcbsp1_mux_fsr_src); -#ifdef CONFIG_ARCH_OMAP3 #define max_thres(m) (mcbsp->pdata->buffer_size) #define valid_threshold(m, val) ((val) <= max_thres(m)) #define THRESHOLD_PROP_BUILDER(prop) \ @@ -1084,6 +1048,17 @@ unlock: static DEVICE_ATTR(dma_op_mode, 0644, dma_op_mode_show, dma_op_mode_store); +static const struct attribute *additional_attrs[] = { + &dev_attr_max_tx_thres.attr, + &dev_attr_max_rx_thres.attr, + &dev_attr_dma_op_mode.attr, + NULL, +}; + +static const struct attribute_group additional_attr_group = { + .attrs = (struct attribute **)additional_attrs, +}; + static ssize_t st_taps_show(struct device *dev, struct device_attribute *attr, char *buf) { @@ -1142,27 +1117,6 @@ out: static DEVICE_ATTR(st_taps, 0644, st_taps_show, st_taps_store); -static const struct attribute *additional_attrs[] = { - &dev_attr_max_tx_thres.attr, - &dev_attr_max_rx_thres.attr, - &dev_attr_dma_op_mode.attr, - NULL, -}; - -static const struct attribute_group additional_attr_group = { - .attrs = (struct attribute **)additional_attrs, -}; - -static inline int __devinit omap_additional_add(struct device *dev) -{ - return sysfs_create_group(&dev->kobj, &additional_attr_group); -} - -static inline void __devexit omap_additional_remove(struct device *dev) -{ - sysfs_remove_group(&dev->kobj, &additional_attr_group); -} - static const struct attribute *sidetone_attrs[] = { &dev_attr_st_taps.attr, NULL, @@ -1172,10 +1126,9 @@ static const struct attribute_group sidetone_attr_group = { .attrs = (struct attribute **)sidetone_attrs, }; -static int __devinit omap_st_add(struct omap_mcbsp *mcbsp) +static int __devinit omap_st_add(struct omap_mcbsp *mcbsp, + struct resource *res) { - struct platform_device *pdev; - struct resource *res; struct omap_mcbsp_st_data *st_data; int err; @@ -1185,9 +1138,6 @@ static int __devinit omap_st_add(struct omap_mcbsp *mcbsp) goto err1; } - pdev = container_of(mcbsp->dev, struct platform_device, dev); - - res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "sidetone"); st_data->io_base_st = ioremap(res->start, resource_size(res)); if (!st_data->io_base_st) { err = -ENOMEM; @@ -1214,59 +1164,10 @@ static void __devexit omap_st_remove(struct omap_mcbsp *mcbsp) { struct omap_mcbsp_st_data *st_data = mcbsp->st_data; - if (st_data) { - sysfs_remove_group(&mcbsp->dev->kobj, &sidetone_attr_group); - iounmap(st_data->io_base_st); - kfree(st_data); - } -} - -static inline void __devinit omap34xx_device_init(struct omap_mcbsp *mcbsp) -{ - mcbsp->dma_op_mode = MCBSP_DMA_MODE_ELEMENT; - if (cpu_is_omap34xx()) { - /* - * Initially configure the maximum thresholds to a safe value. - * The McBSP FIFO usage with these values should not go under - * 16 locations. - * If the whole FIFO without safety buffer is used, than there - * is a possibility that the DMA will be not able to push the - * new data on time, causing channel shifts in runtime. - */ - mcbsp->max_tx_thres = max_thres(mcbsp) - 0x10; - mcbsp->max_rx_thres = max_thres(mcbsp) - 0x10; - /* - * REVISIT: Set dmap_op_mode to THRESHOLD as default - * for mcbsp2 instances. - */ - if (omap_additional_add(mcbsp->dev)) - dev_warn(mcbsp->dev, - "Unable to create additional controls\n"); - - if (mcbsp->id == 2 || mcbsp->id == 3) - if (omap_st_add(mcbsp)) - dev_warn(mcbsp->dev, - "Unable to create sidetone controls\n"); - - } else { - mcbsp->max_tx_thres = -EINVAL; - mcbsp->max_rx_thres = -EINVAL; - } -} - -static inline void __devexit omap34xx_device_exit(struct omap_mcbsp *mcbsp) -{ - if (cpu_is_omap34xx()) { - omap_additional_remove(mcbsp->dev); - - if (mcbsp->id == 2 || mcbsp->id == 3) - omap_st_remove(mcbsp); - } + sysfs_remove_group(&mcbsp->dev->kobj, &sidetone_attr_group); + iounmap(st_data->io_base_st); + kfree(st_data); } -#else -static inline void __devinit omap34xx_device_init(struct omap_mcbsp *mcbsp) {} -static inline void __devexit omap34xx_device_exit(struct omap_mcbsp *mcbsp) {} -#endif /* CONFIG_ARCH_OMAP3 */ /* * McBSP1 and McBSP3 are directly mapped on 1610 and 1510. @@ -1316,7 +1217,7 @@ static int __devinit omap_mcbsp_probe(struct platform_device *pdev) } } mcbsp->phys_base = res->start; - omap_mcbsp_cache_size = resource_size(res); + mcbsp->reg_cache_size = resource_size(res); mcbsp->io_base = ioremap(res->start, resource_size(res)); if (!mcbsp->io_base) { ret = -ENOMEM; @@ -1364,15 +1265,52 @@ static int __devinit omap_mcbsp_probe(struct platform_device *pdev) mcbsp->pdata = pdata; mcbsp->dev = &pdev->dev; mcbsp_ptr[id] = mcbsp; - mcbsp->mcbsp_config_type = pdata->mcbsp_config_type; platform_set_drvdata(pdev, mcbsp); pm_runtime_enable(mcbsp->dev); - /* Initialize mcbsp properties for OMAP34XX if needed / applicable */ - omap34xx_device_init(mcbsp); + mcbsp->dma_op_mode = MCBSP_DMA_MODE_ELEMENT; + if (mcbsp->pdata->buffer_size) { + /* + * Initially configure the maximum thresholds to a safe value. + * The McBSP FIFO usage with these values should not go under + * 16 locations. + * If the whole FIFO without safety buffer is used, than there + * is a possibility that the DMA will be not able to push the + * new data on time, causing channel shifts in runtime. + */ + mcbsp->max_tx_thres = max_thres(mcbsp) - 0x10; + mcbsp->max_rx_thres = max_thres(mcbsp) - 0x10; + + ret = sysfs_create_group(&mcbsp->dev->kobj, + &additional_attr_group); + if (ret) { + dev_err(mcbsp->dev, + "Unable to create additional controls\n"); + goto err_thres; + } + } else { + mcbsp->max_tx_thres = -EINVAL; + mcbsp->max_rx_thres = -EINVAL; + } + + res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "sidetone"); + if (res) { + ret = omap_st_add(mcbsp, res); + if (ret) { + dev_err(mcbsp->dev, + "Unable to create sidetone controls\n"); + goto err_st; + } + } return 0; +err_st: + if (mcbsp->pdata->buffer_size) + sysfs_remove_group(&mcbsp->dev->kobj, + &additional_attr_group); +err_thres: + clk_put(mcbsp->fclk); err_res: iounmap(mcbsp->io_base); err_ioremap: @@ -1392,7 +1330,12 @@ static int __devexit omap_mcbsp_remove(struct platform_device *pdev) mcbsp->pdata->ops->free) mcbsp->pdata->ops->free(mcbsp->id); - omap34xx_device_exit(mcbsp); + if (mcbsp->pdata->buffer_size) + sysfs_remove_group(&mcbsp->dev->kobj, + &additional_attr_group); + + if (mcbsp->st_data) + omap_st_remove(mcbsp); clk_put(mcbsp->fclk); diff --git a/arch/arm/plat-omap/omap_device.c b/arch/arm/plat-omap/omap_device.c index 02609eee0562..cd90bedd9306 100644 --- a/arch/arm/plat-omap/omap_device.c +++ b/arch/arm/plat-omap/omap_device.c @@ -85,6 +85,8 @@ #include <linux/clk.h> #include <linux/clkdev.h> #include <linux/pm_runtime.h> +#include <linux/of.h> +#include <linux/notifier.h> #include <plat/omap_device.h> #include <plat/omap_hwmod.h> @@ -94,6 +96,23 @@ #define USE_WAKEUP_LAT 0 #define IGNORE_WAKEUP_LAT 1 +static int omap_device_register(struct platform_device *pdev); +static int omap_early_device_register(struct platform_device *pdev); +static struct omap_device *omap_device_alloc(struct platform_device *pdev, + struct omap_hwmod **ohs, int oh_cnt, + struct omap_device_pm_latency *pm_lats, + int pm_lats_cnt); +static void omap_device_delete(struct omap_device *od); + + +static struct omap_device_pm_latency omap_default_latency[] = { + { + .deactivate_func = omap_device_idle_hwmods, + .activate_func = omap_device_enable_hwmods, + .flags = OMAP_DEVICE_LATENCY_AUTO_ADJUST, + } +}; + /* Private functions */ /** @@ -114,7 +133,7 @@ static int _omap_device_activate(struct omap_device *od, u8 ignore_lat) { struct timespec a, b, c; - pr_debug("omap_device: %s: activating\n", od->pdev.name); + dev_dbg(&od->pdev->dev, "omap_device: activating\n"); while (od->pm_lat_level > 0) { struct omap_device_pm_latency *odpl; @@ -138,25 +157,24 @@ static int _omap_device_activate(struct omap_device *od, u8 ignore_lat) c = timespec_sub(b, a); act_lat = timespec_to_ns(&c); - pr_debug("omap_device: %s: pm_lat %d: activate: elapsed time " - "%llu nsec\n", od->pdev.name, od->pm_lat_level, - act_lat); + dev_dbg(&od->pdev->dev, + "omap_device: pm_lat %d: activate: elapsed time " + "%llu nsec\n", od->pm_lat_level, act_lat); if (act_lat > odpl->activate_lat) { odpl->activate_lat_worst = act_lat; if (odpl->flags & OMAP_DEVICE_LATENCY_AUTO_ADJUST) { odpl->activate_lat = act_lat; - pr_warning("omap_device: %s.%d: new worst case " - "activate latency %d: %llu\n", - od->pdev.name, od->pdev.id, - od->pm_lat_level, act_lat); + dev_dbg(&od->pdev->dev, + "new worst case activate latency " + "%d: %llu\n", + od->pm_lat_level, act_lat); } else - pr_warning("omap_device: %s.%d: activate " - "latency %d higher than exptected. " - "(%llu > %d)\n", - od->pdev.name, od->pdev.id, - od->pm_lat_level, act_lat, - odpl->activate_lat); + dev_warn(&od->pdev->dev, + "activate latency %d " + "higher than exptected. (%llu > %d)\n", + od->pm_lat_level, act_lat, + odpl->activate_lat); } od->dev_wakeup_lat -= odpl->activate_lat; @@ -183,7 +201,7 @@ static int _omap_device_deactivate(struct omap_device *od, u8 ignore_lat) { struct timespec a, b, c; - pr_debug("omap_device: %s: deactivating\n", od->pdev.name); + dev_dbg(&od->pdev->dev, "omap_device: deactivating\n"); while (od->pm_lat_level < od->pm_lats_cnt) { struct omap_device_pm_latency *odpl; @@ -206,28 +224,26 @@ static int _omap_device_deactivate(struct omap_device *od, u8 ignore_lat) c = timespec_sub(b, a); deact_lat = timespec_to_ns(&c); - pr_debug("omap_device: %s: pm_lat %d: deactivate: elapsed time " - "%llu nsec\n", od->pdev.name, od->pm_lat_level, - deact_lat); + dev_dbg(&od->pdev->dev, + "omap_device: pm_lat %d: deactivate: elapsed time " + "%llu nsec\n", od->pm_lat_level, deact_lat); if (deact_lat > odpl->deactivate_lat) { odpl->deactivate_lat_worst = deact_lat; if (odpl->flags & OMAP_DEVICE_LATENCY_AUTO_ADJUST) { odpl->deactivate_lat = deact_lat; - pr_warning("omap_device: %s.%d: new worst case " - "deactivate latency %d: %llu\n", - od->pdev.name, od->pdev.id, - od->pm_lat_level, deact_lat); + dev_dbg(&od->pdev->dev, + "new worst case deactivate latency " + "%d: %llu\n", + od->pm_lat_level, deact_lat); } else - pr_warning("omap_device: %s.%d: deactivate " - "latency %d higher than exptected. " - "(%llu > %d)\n", - od->pdev.name, od->pdev.id, - od->pm_lat_level, deact_lat, - odpl->deactivate_lat); + dev_warn(&od->pdev->dev, + "deactivate latency %d " + "higher than exptected. (%llu > %d)\n", + od->pm_lat_level, deact_lat, + odpl->deactivate_lat); } - od->dev_wakeup_lat += odpl->activate_lat; od->pm_lat_level++; @@ -245,28 +261,27 @@ static void _add_clkdev(struct omap_device *od, const char *clk_alias, if (!clk_alias || !clk_name) return; - pr_debug("omap_device: %s: Creating %s -> %s\n", - dev_name(&od->pdev.dev), clk_alias, clk_name); + dev_dbg(&od->pdev->dev, "Creating %s -> %s\n", clk_alias, clk_name); - r = clk_get_sys(dev_name(&od->pdev.dev), clk_alias); + r = clk_get_sys(dev_name(&od->pdev->dev), clk_alias); if (!IS_ERR(r)) { - pr_warning("omap_device: %s: alias %s already exists\n", - dev_name(&od->pdev.dev), clk_alias); + dev_warn(&od->pdev->dev, + "alias %s already exists\n", clk_alias); clk_put(r); return; } r = omap_clk_get_by_name(clk_name); if (IS_ERR(r)) { - pr_err("omap_device: %s: omap_clk_get_by_name for %s failed\n", - dev_name(&od->pdev.dev), clk_name); + dev_err(&od->pdev->dev, + "omap_clk_get_by_name for %s failed\n", clk_name); return; } - l = clkdev_alloc(r, clk_alias, dev_name(&od->pdev.dev)); + l = clkdev_alloc(r, clk_alias, dev_name(&od->pdev->dev)); if (!l) { - pr_err("omap_device: %s: clkdev_alloc for %s failed\n", - dev_name(&od->pdev.dev), clk_alias); + dev_err(&od->pdev->dev, + "clkdev_alloc for %s failed\n", clk_alias); return; } @@ -304,6 +319,96 @@ static void _add_hwmod_clocks_clkdev(struct omap_device *od, } +static struct dev_pm_domain omap_device_pm_domain; + +/** + * omap_device_build_from_dt - build an omap_device with multiple hwmods + * @pdev_name: name of the platform_device driver to use + * @pdev_id: this platform_device's connection ID + * @oh: ptr to the single omap_hwmod that backs this omap_device + * @pdata: platform_data ptr to associate with the platform_device + * @pdata_len: amount of memory pointed to by @pdata + * @pm_lats: pointer to a omap_device_pm_latency array for this device + * @pm_lats_cnt: ARRAY_SIZE() of @pm_lats + * @is_early_device: should the device be registered as an early device or not + * + * Function for building an omap_device already registered from device-tree + * + * Returns 0 or PTR_ERR() on error. + */ +static int omap_device_build_from_dt(struct platform_device *pdev) +{ + struct omap_hwmod **hwmods; + struct omap_device *od; + struct omap_hwmod *oh; + struct device_node *node = pdev->dev.of_node; + const char *oh_name; + int oh_cnt, i, ret = 0; + + oh_cnt = of_property_count_strings(node, "ti,hwmods"); + if (!oh_cnt || IS_ERR_VALUE(oh_cnt)) { + dev_warn(&pdev->dev, "No 'hwmods' to build omap_device\n"); + return -ENODEV; + } + + hwmods = kzalloc(sizeof(struct omap_hwmod *) * oh_cnt, GFP_KERNEL); + if (!hwmods) { + ret = -ENOMEM; + goto odbfd_exit; + } + + for (i = 0; i < oh_cnt; i++) { + of_property_read_string_index(node, "ti,hwmods", i, &oh_name); + oh = omap_hwmod_lookup(oh_name); + if (!oh) { + dev_err(&pdev->dev, "Cannot lookup hwmod '%s'\n", + oh_name); + ret = -EINVAL; + goto odbfd_exit1; + } + hwmods[i] = oh; + } + + od = omap_device_alloc(pdev, hwmods, oh_cnt, NULL, 0); + if (!od) { + dev_err(&pdev->dev, "Cannot allocate omap_device for :%s\n", + oh_name); + ret = PTR_ERR(od); + goto odbfd_exit1; + } + + if (of_get_property(node, "ti,no_idle_on_suspend", NULL)) + omap_device_disable_idle_on_suspend(pdev); + + pdev->dev.pm_domain = &omap_device_pm_domain; + +odbfd_exit1: + kfree(hwmods); +odbfd_exit: + return ret; +} + +static int _omap_device_notifier_call(struct notifier_block *nb, + unsigned long event, void *dev) +{ + struct platform_device *pdev = to_platform_device(dev); + + switch (event) { + case BUS_NOTIFY_ADD_DEVICE: + if (pdev->dev.of_node) + omap_device_build_from_dt(pdev); + break; + + case BUS_NOTIFY_DEL_DEVICE: + if (pdev->archdata.od) + omap_device_delete(pdev->archdata.od); + break; + } + + return NOTIFY_DONE; +} + + /* Public functions for use by core code */ /** @@ -343,7 +448,7 @@ u32 omap_device_get_context_loss_count(struct platform_device *pdev) * much memory to allocate before calling * omap_device_fill_resources(). Returns the count. */ -int omap_device_count_resources(struct omap_device *od) +static int omap_device_count_resources(struct omap_device *od) { int c = 0; int i; @@ -352,7 +457,7 @@ int omap_device_count_resources(struct omap_device *od) c += omap_hwmod_count_resources(od->hwmods[i]); pr_debug("omap_device: %s: counted %d total resources across %d " - "hwmods\n", od->pdev.name, c, od->hwmods_cnt); + "hwmods\n", od->pdev->name, c, od->hwmods_cnt); return c; } @@ -374,7 +479,8 @@ int omap_device_count_resources(struct omap_device *od) * functions to get device resources. Hacking around the existing * platform_device code wastes memory. Returns 0. */ -int omap_device_fill_resources(struct omap_device *od, struct resource *res) +static int omap_device_fill_resources(struct omap_device *od, + struct resource *res) { int c = 0; int i, r; @@ -389,6 +495,113 @@ int omap_device_fill_resources(struct omap_device *od, struct resource *res) } /** + * omap_device_alloc - allocate an omap_device + * @pdev: platform_device that will be included in this omap_device + * @oh: ptr to the single omap_hwmod that backs this omap_device + * @pdata: platform_data ptr to associate with the platform_device + * @pdata_len: amount of memory pointed to by @pdata + * @pm_lats: pointer to a omap_device_pm_latency array for this device + * @pm_lats_cnt: ARRAY_SIZE() of @pm_lats + * + * Convenience function for allocating an omap_device structure and filling + * hwmods, resources and pm_latency attributes. + * + * Returns an struct omap_device pointer or ERR_PTR() on error; + */ +static struct omap_device *omap_device_alloc(struct platform_device *pdev, + struct omap_hwmod **ohs, int oh_cnt, + struct omap_device_pm_latency *pm_lats, + int pm_lats_cnt) +{ + int ret = -ENOMEM; + struct omap_device *od; + struct resource *res = NULL; + int i, res_count; + struct omap_hwmod **hwmods; + + od = kzalloc(sizeof(struct omap_device), GFP_KERNEL); + if (!od) { + ret = -ENOMEM; + goto oda_exit1; + } + od->hwmods_cnt = oh_cnt; + + hwmods = kmemdup(ohs, sizeof(struct omap_hwmod *) * oh_cnt, GFP_KERNEL); + if (!hwmods) + goto oda_exit2; + + od->hwmods = hwmods; + od->pdev = pdev; + + /* + * HACK: Ideally the resources from DT should match, and hwmod + * should just add the missing ones. Since the name is not + * properly populated by DT, stick to hwmod resources only. + */ + if (pdev->num_resources && pdev->resource) + dev_warn(&pdev->dev, "%s(): resources already allocated %d\n", + __func__, pdev->num_resources); + + res_count = omap_device_count_resources(od); + if (res_count > 0) { + dev_dbg(&pdev->dev, "%s(): resources allocated from hwmod %d\n", + __func__, res_count); + res = kzalloc(sizeof(struct resource) * res_count, GFP_KERNEL); + if (!res) + goto oda_exit3; + + omap_device_fill_resources(od, res); + + ret = platform_device_add_resources(pdev, res, res_count); + kfree(res); + + if (ret) + goto oda_exit3; + } + + if (!pm_lats) { + pm_lats = omap_default_latency; + pm_lats_cnt = ARRAY_SIZE(omap_default_latency); + } + + od->pm_lats_cnt = pm_lats_cnt; + od->pm_lats = kmemdup(pm_lats, + sizeof(struct omap_device_pm_latency) * pm_lats_cnt, + GFP_KERNEL); + if (!od->pm_lats) + goto oda_exit3; + + pdev->archdata.od = od; + + for (i = 0; i < oh_cnt; i++) { + hwmods[i]->od = od; + _add_hwmod_clocks_clkdev(od, hwmods[i]); + } + + return od; + +oda_exit3: + kfree(hwmods); +oda_exit2: + kfree(od); +oda_exit1: + dev_err(&pdev->dev, "omap_device: build failed (%d)\n", ret); + + return ERR_PTR(ret); +} + +static void omap_device_delete(struct omap_device *od) +{ + if (!od) + return; + + od->pdev->archdata.od = NULL; + kfree(od->pm_lats); + kfree(od->hwmods); + kfree(od); +} + +/** * omap_device_build - build and register an omap_device with one omap_hwmod * @pdev_name: name of the platform_device driver to use * @pdev_id: this platform_device's connection ID @@ -405,7 +618,7 @@ int omap_device_fill_resources(struct omap_device *od, struct resource *res) * information. Returns ERR_PTR(-EINVAL) if @oh is NULL; otherwise, * passes along the return value of omap_device_build_ss(). */ -struct omap_device *omap_device_build(const char *pdev_name, int pdev_id, +struct platform_device *omap_device_build(const char *pdev_name, int pdev_id, struct omap_hwmod *oh, void *pdata, int pdata_len, struct omap_device_pm_latency *pm_lats, @@ -438,18 +651,15 @@ struct omap_device *omap_device_build(const char *pdev_name, int pdev_id, * platform_device record. Returns an ERR_PTR() on error, or passes * along the return value of omap_device_register(). */ -struct omap_device *omap_device_build_ss(const char *pdev_name, int pdev_id, +struct platform_device *omap_device_build_ss(const char *pdev_name, int pdev_id, struct omap_hwmod **ohs, int oh_cnt, void *pdata, int pdata_len, struct omap_device_pm_latency *pm_lats, int pm_lats_cnt, int is_early_device) { int ret = -ENOMEM; + struct platform_device *pdev; struct omap_device *od; - char *pdev_name2; - struct resource *res = NULL; - int i, res_count; - struct omap_hwmod **hwmods; if (!ohs || oh_cnt == 0 || !pdev_name) return ERR_PTR(-EINVAL); @@ -457,72 +667,40 @@ struct omap_device *omap_device_build_ss(const char *pdev_name, int pdev_id, if (!pdata && pdata_len > 0) return ERR_PTR(-EINVAL); - pr_debug("omap_device: %s: building with %d hwmods\n", pdev_name, - oh_cnt); - - od = kzalloc(sizeof(struct omap_device), GFP_KERNEL); - if (!od) - return ERR_PTR(-ENOMEM); + pdev = platform_device_alloc(pdev_name, pdev_id); + if (!pdev) { + ret = -ENOMEM; + goto odbs_exit; + } - od->hwmods_cnt = oh_cnt; + /* Set the dev_name early to allow dev_xxx in omap_device_alloc */ + if (pdev->id != -1) + dev_set_name(&pdev->dev, "%s.%d", pdev->name, pdev->id); + else + dev_set_name(&pdev->dev, "%s", pdev->name); - hwmods = kzalloc(sizeof(struct omap_hwmod *) * oh_cnt, - GFP_KERNEL); - if (!hwmods) + od = omap_device_alloc(pdev, ohs, oh_cnt, pm_lats, pm_lats_cnt); + if (!od) goto odbs_exit1; - memcpy(hwmods, ohs, sizeof(struct omap_hwmod *) * oh_cnt); - od->hwmods = hwmods; - - pdev_name2 = kzalloc(strlen(pdev_name) + 1, GFP_KERNEL); - if (!pdev_name2) - goto odbs_exit2; - strcpy(pdev_name2, pdev_name); - - od->pdev.name = pdev_name2; - od->pdev.id = pdev_id; - - res_count = omap_device_count_resources(od); - if (res_count > 0) { - res = kzalloc(sizeof(struct resource) * res_count, GFP_KERNEL); - if (!res) - goto odbs_exit3; - } - omap_device_fill_resources(od, res); - - od->pdev.num_resources = res_count; - od->pdev.resource = res; - - ret = platform_device_add_data(&od->pdev, pdata, pdata_len); + ret = platform_device_add_data(pdev, pdata, pdata_len); if (ret) - goto odbs_exit4; - - od->pm_lats = pm_lats; - od->pm_lats_cnt = pm_lats_cnt; + goto odbs_exit2; if (is_early_device) - ret = omap_early_device_register(od); + ret = omap_early_device_register(pdev); else - ret = omap_device_register(od); - - for (i = 0; i < oh_cnt; i++) { - hwmods[i]->od = od; - _add_hwmod_clocks_clkdev(od, hwmods[i]); - } - + ret = omap_device_register(pdev); if (ret) - goto odbs_exit4; + goto odbs_exit2; - return od; + return pdev; -odbs_exit4: - kfree(res); -odbs_exit3: - kfree(pdev_name2); odbs_exit2: - kfree(hwmods); + omap_device_delete(od); odbs_exit1: - kfree(od); + platform_device_put(pdev); +odbs_exit: pr_err("omap_device: %s: build failed (%d)\n", pdev_name, ret); @@ -538,11 +716,11 @@ odbs_exit1: * platform_early_add_device() on the underlying platform_device. * Returns 0 by default. */ -int omap_early_device_register(struct omap_device *od) +static int omap_early_device_register(struct platform_device *pdev) { struct platform_device *devices[1]; - devices[0] = &(od->pdev); + devices[0] = pdev; early_platform_add_devices(devices, 1); return 0; } @@ -638,13 +816,13 @@ static struct dev_pm_domain omap_device_pm_domain = { * platform_device_register() on the underlying platform_device. * Returns the return value of platform_device_register(). */ -int omap_device_register(struct omap_device *od) +static int omap_device_register(struct platform_device *pdev) { - pr_debug("omap_device: %s: registering\n", od->pdev.name); + pr_debug("omap_device: %s: registering\n", pdev->name); - od->pdev.dev.parent = &omap_device_parent; - od->pdev.dev.pm_domain = &omap_device_pm_domain; - return platform_device_register(&od->pdev); + pdev->dev.parent = &omap_device_parent; + pdev->dev.pm_domain = &omap_device_pm_domain; + return platform_device_add(pdev); } @@ -671,8 +849,9 @@ int omap_device_enable(struct platform_device *pdev) od = to_omap_device(pdev); if (od->_state == OMAP_DEVICE_STATE_ENABLED) { - WARN(1, "omap_device: %s.%d: %s() called from invalid state %d\n", - od->pdev.name, od->pdev.id, __func__, od->_state); + dev_warn(&pdev->dev, + "omap_device: %s() called from invalid state %d\n", + __func__, od->_state); return -EINVAL; } @@ -710,8 +889,9 @@ int omap_device_idle(struct platform_device *pdev) od = to_omap_device(pdev); if (od->_state != OMAP_DEVICE_STATE_ENABLED) { - WARN(1, "omap_device: %s.%d: %s() called from invalid state %d\n", - od->pdev.name, od->pdev.id, __func__, od->_state); + dev_warn(&pdev->dev, + "omap_device: %s() called from invalid state %d\n", + __func__, od->_state); return -EINVAL; } @@ -742,8 +922,9 @@ int omap_device_shutdown(struct platform_device *pdev) if (od->_state != OMAP_DEVICE_STATE_ENABLED && od->_state != OMAP_DEVICE_STATE_IDLE) { - WARN(1, "omap_device: %s.%d: %s() called from invalid state %d\n", - od->pdev.name, od->pdev.id, __func__, od->_state); + dev_warn(&pdev->dev, + "omap_device: %s() called from invalid state %d\n", + __func__, od->_state); return -EINVAL; } @@ -837,6 +1018,42 @@ void __iomem *omap_device_get_rt_va(struct omap_device *od) return omap_hwmod_get_mpu_rt_va(od->hwmods[0]); } +/** + * omap_device_get_by_hwmod_name() - convert a hwmod name to + * device pointer. + * @oh_name: name of the hwmod device + * + * Returns back a struct device * pointer associated with a hwmod + * device represented by a hwmod_name + */ +struct device *omap_device_get_by_hwmod_name(const char *oh_name) +{ + struct omap_hwmod *oh; + + if (!oh_name) { + WARN(1, "%s: no hwmod name!\n", __func__); + return ERR_PTR(-EINVAL); + } + + oh = omap_hwmod_lookup(oh_name); + if (IS_ERR_OR_NULL(oh)) { + WARN(1, "%s: no hwmod for %s\n", __func__, + oh_name); + return ERR_PTR(oh ? PTR_ERR(oh) : -ENODEV); + } + if (IS_ERR_OR_NULL(oh->od)) { + WARN(1, "%s: no omap_device for %s\n", __func__, + oh_name); + return ERR_PTR(oh->od ? PTR_ERR(oh->od) : -ENODEV); + } + + if (IS_ERR_OR_NULL(oh->od->pdev)) + return ERR_PTR(oh->od->pdev ? PTR_ERR(oh->od->pdev) : -ENODEV); + + return &oh->od->pdev->dev; +} +EXPORT_SYMBOL(omap_device_get_by_hwmod_name); + /* * Public functions intended for use in omap_device_pm_latency * .activate_func and .deactivate_func function pointers @@ -917,8 +1134,13 @@ struct device omap_device_parent = { .parent = &platform_bus, }; +static struct notifier_block platform_nb = { + .notifier_call = _omap_device_notifier_call, +}; + static int __init omap_device_init(void) { + bus_register_notifier(&platform_bus_type, &platform_nb); return device_register(&omap_device_parent); } core_initcall(omap_device_init); diff --git a/arch/arm/plat-omap/sram.c b/arch/arm/plat-omap/sram.c index 363c91e44efb..8b28664d1c62 100644 --- a/arch/arm/plat-omap/sram.c +++ b/arch/arm/plat-omap/sram.c @@ -19,7 +19,6 @@ #include <linux/kernel.h> #include <linux/init.h> #include <linux/io.h> -#include <linux/omapfb.h> #include <asm/tlb.h> #include <asm/cacheflush.h> @@ -29,10 +28,8 @@ #include <plat/sram.h> #include <plat/board.h> #include <plat/cpu.h> -#include <plat/vram.h> #include "sram.h" -#include "fb.h" /* XXX These "sideways" includes are a sign that something is wrong */ #if defined(CONFIG_ARCH_OMAP2) || defined(CONFIG_ARCH_OMAP3) @@ -41,16 +38,9 @@ #endif #define OMAP1_SRAM_PA 0x20000000 -#define OMAP1_SRAM_VA VMALLOC_END #define OMAP2_SRAM_PUB_PA (OMAP2_SRAM_PA + 0xf800) -#define OMAP2_SRAM_VA 0xfe400000 -#define OMAP2_SRAM_PUB_VA (OMAP2_SRAM_VA + 0x800) -#define OMAP3_SRAM_VA 0xfe400000 #define OMAP3_SRAM_PUB_PA (OMAP3_SRAM_PA + 0x8000) -#define OMAP3_SRAM_PUB_VA (OMAP3_SRAM_VA + 0x8000) -#define OMAP4_SRAM_VA 0xfe400000 #define OMAP4_SRAM_PUB_PA (OMAP4_SRAM_PA + 0x4000) -#define OMAP4_SRAM_PUB_VA (OMAP4_SRAM_VA + 0x4000) #if defined(CONFIG_ARCH_OMAP2PLUS) #define SRAM_BOOTLOADER_SZ 0x00 @@ -73,9 +63,9 @@ #define ROUND_DOWN(value,boundary) ((value) & (~((boundary)-1))) static unsigned long omap_sram_start; -static unsigned long omap_sram_base; +static void __iomem *omap_sram_base; static unsigned long omap_sram_size; -static unsigned long omap_sram_ceil; +static void __iomem *omap_sram_ceil; /* * Depending on the target RAMFS firewall setup, the public usable amount of @@ -112,12 +102,9 @@ static int is_sram_locked(void) */ static void __init omap_detect_sram(void) { - unsigned long reserved; - if (cpu_class_is_omap2()) { if (is_sram_locked()) { if (cpu_is_omap34xx()) { - omap_sram_base = OMAP3_SRAM_PUB_VA; omap_sram_start = OMAP3_SRAM_PUB_PA; if ((omap_type() == OMAP2_DEVICE_TYPE_EMU) || (omap_type() == OMAP2_DEVICE_TYPE_SEC)) { @@ -126,25 +113,20 @@ static void __init omap_detect_sram(void) omap_sram_size = 0x8000; /* 32K */ } } else if (cpu_is_omap44xx()) { - omap_sram_base = OMAP4_SRAM_PUB_VA; omap_sram_start = OMAP4_SRAM_PUB_PA; omap_sram_size = 0xa000; /* 40K */ } else { - omap_sram_base = OMAP2_SRAM_PUB_VA; omap_sram_start = OMAP2_SRAM_PUB_PA; omap_sram_size = 0x800; /* 2K */ } } else { if (cpu_is_omap34xx()) { - omap_sram_base = OMAP3_SRAM_VA; omap_sram_start = OMAP3_SRAM_PA; omap_sram_size = 0x10000; /* 64K */ } else if (cpu_is_omap44xx()) { - omap_sram_base = OMAP4_SRAM_VA; omap_sram_start = OMAP4_SRAM_PA; omap_sram_size = 0xe000; /* 56K */ } else { - omap_sram_base = OMAP2_SRAM_VA; omap_sram_start = OMAP2_SRAM_PA; if (cpu_is_omap242x()) omap_sram_size = 0xa0000; /* 640K */ @@ -153,7 +135,6 @@ static void __init omap_detect_sram(void) } } } else { - omap_sram_base = OMAP1_SRAM_VA; omap_sram_start = OMAP1_SRAM_PA; if (cpu_is_omap7xx()) @@ -170,35 +151,14 @@ static void __init omap_detect_sram(void) omap_sram_size = 0x4000; } } - reserved = omapfb_reserve_sram(omap_sram_start, omap_sram_base, - omap_sram_size, - omap_sram_start + SRAM_BOOTLOADER_SZ, - omap_sram_size - SRAM_BOOTLOADER_SZ); - omap_sram_size -= reserved; - - reserved = omap_vram_reserve_sram(omap_sram_start, omap_sram_base, - omap_sram_size, - omap_sram_start + SRAM_BOOTLOADER_SZ, - omap_sram_size - SRAM_BOOTLOADER_SZ); - omap_sram_size -= reserved; - - omap_sram_ceil = omap_sram_base + omap_sram_size; } -static struct map_desc omap_sram_io_desc[] __initdata = { - { /* .length gets filled in at runtime */ - .virtual = OMAP1_SRAM_VA, - .pfn = __phys_to_pfn(OMAP1_SRAM_PA), - .type = MT_MEMORY - } -}; - /* * Note that we cannot use ioremap for SRAM, as clock init needs SRAM early. */ static void __init omap_map_sram(void) { - unsigned long base; + int cached = 1; if (omap_sram_size == 0) return; @@ -211,28 +171,18 @@ static void __init omap_map_sram(void) * the ARM may attempt to write cache lines back to SDRAM * which will cause the system to hang. */ - omap_sram_io_desc[0].type = MT_MEMORY_NONCACHED; + cached = 0; } - omap_sram_io_desc[0].virtual = omap_sram_base; - base = omap_sram_start; - base = ROUND_DOWN(base, PAGE_SIZE); - omap_sram_io_desc[0].pfn = __phys_to_pfn(base); - omap_sram_io_desc[0].length = ROUND_DOWN(omap_sram_size, PAGE_SIZE); - iotable_init(omap_sram_io_desc, ARRAY_SIZE(omap_sram_io_desc)); - - pr_info("SRAM: Mapped pa 0x%08llx to va 0x%08lx size: 0x%lx\n", - (long long) __pfn_to_phys(omap_sram_io_desc[0].pfn), - omap_sram_io_desc[0].virtual, - omap_sram_io_desc[0].length); + omap_sram_start = ROUND_DOWN(omap_sram_start, PAGE_SIZE); + omap_sram_base = __arm_ioremap_exec(omap_sram_start, omap_sram_size, + cached); + if (!omap_sram_base) { + pr_err("SRAM: Could not map\n"); + return; + } - /* - * Normally devicemaps_init() would flush caches and tlb after - * mdesc->map_io(), but since we're called from map_io(), we - * must do it here. - */ - local_flush_tlb_all(); - flush_cache_all(); + omap_sram_ceil = omap_sram_base + omap_sram_size; /* * Looks like we need to preserve some bootloader code at the @@ -251,13 +201,18 @@ static void __init omap_map_sram(void) */ void *omap_sram_push_address(unsigned long size) { - if (size > (omap_sram_ceil - (omap_sram_base + SRAM_BOOTLOADER_SZ))) { + unsigned long available, new_ceil = (unsigned long)omap_sram_ceil; + + available = omap_sram_ceil - (omap_sram_base + SRAM_BOOTLOADER_SZ); + + if (size > available) { pr_err("Not enough space in SRAM\n"); return NULL; } - omap_sram_ceil -= size; - omap_sram_ceil = ROUND_DOWN(omap_sram_ceil, FNCPY_ALIGN); + new_ceil -= size; + new_ceil = ROUND_DOWN(new_ceil, FNCPY_ALIGN); + omap_sram_ceil = IOMEM(new_ceil); return (void *)omap_sram_ceil; } |