diff options
Diffstat (limited to 'arch/arm/mach-omap1')
-rw-r--r-- | arch/arm/mach-omap1/Makefile | 6 | ||||
-rw-r--r-- | arch/arm/mach-omap1/board-ams-delta.c | 1 | ||||
-rw-r--r-- | arch/arm/mach-omap1/board-fsample.c | 22 | ||||
-rw-r--r-- | arch/arm/mach-omap1/board-h2.c | 4 | ||||
-rw-r--r-- | arch/arm/mach-omap1/board-h3.c | 22 | ||||
-rw-r--r-- | arch/arm/mach-omap1/board-htcherald.c | 2 | ||||
-rw-r--r-- | arch/arm/mach-omap1/board-innovator.c | 4 | ||||
-rw-r--r-- | arch/arm/mach-omap1/board-nokia770.c | 1 | ||||
-rw-r--r-- | arch/arm/mach-omap1/board-osk.c | 6 | ||||
-rw-r--r-- | arch/arm/mach-omap1/board-palmte.c | 1 | ||||
-rw-r--r-- | arch/arm/mach-omap1/board-palmz71.c | 1 | ||||
-rw-r--r-- | arch/arm/mach-omap1/board-perseus2.c | 22 | ||||
-rw-r--r-- | arch/arm/mach-omap1/board-sx1.c | 1 | ||||
-rw-r--r-- | arch/arm/mach-omap1/board-voiceblue.c | 1 | ||||
-rw-r--r-- | arch/arm/mach-omap1/clock_data.c | 4 | ||||
-rw-r--r-- | arch/arm/mach-omap1/gpio15xx.c | 99 | ||||
-rw-r--r-- | arch/arm/mach-omap1/gpio16xx.c | 200 | ||||
-rw-r--r-- | arch/arm/mach-omap1/gpio7xx.c | 262 |
18 files changed, 609 insertions, 50 deletions
diff --git a/arch/arm/mach-omap1/Makefile b/arch/arm/mach-omap1/Makefile index de3cc130ab8e..0b1c07ffa2f1 100644 --- a/arch/arm/mach-omap1/Makefile +++ b/arch/arm/mach-omap1/Makefile @@ -49,6 +49,12 @@ ifeq ($(CONFIG_ARCH_OMAP15XX),y) obj-$(CONFIG_MACH_OMAP_INNOVATOR) += fpga.o endif +# GPIO +obj-$(CONFIG_ARCH_OMAP730) += gpio7xx.o +obj-$(CONFIG_ARCH_OMAP850) += gpio7xx.o +obj-$(CONFIG_ARCH_OMAP15XX) += gpio15xx.o +obj-$(CONFIG_ARCH_OMAP16XX) += gpio16xx.o + # LEDs support led-$(CONFIG_MACH_OMAP_H2) += leds-h2p2-debug.o led-$(CONFIG_MACH_OMAP_H3) += leds-h2p2-debug.o diff --git a/arch/arm/mach-omap1/board-ams-delta.c b/arch/arm/mach-omap1/board-ams-delta.c index dc82f3d028b5..e1439506eba9 100644 --- a/arch/arm/mach-omap1/board-ams-delta.c +++ b/arch/arm/mach-omap1/board-ams-delta.c @@ -141,7 +141,6 @@ static void __init ams_delta_init_irq(void) { omap1_init_common_hw(); omap_init_irq(); - omap_gpio_init(); } static struct map_desc ams_delta_io_desc[] __initdata = { diff --git a/arch/arm/mach-omap1/board-fsample.c b/arch/arm/mach-omap1/board-fsample.c index 149fdd32e127..0c3f396328bd 100644 --- a/arch/arm/mach-omap1/board-fsample.c +++ b/arch/arm/mach-omap1/board-fsample.c @@ -120,6 +120,15 @@ static struct resource smc91x_resources[] = { }, }; +static void __init fsample_init_smc91x(void) +{ + fpga_write(1, H2P2_DBG_FPGA_LAN_RESET); + mdelay(50); + fpga_write(fpga_read(H2P2_DBG_FPGA_LAN_RESET) & ~1, + H2P2_DBG_FPGA_LAN_RESET); + mdelay(50); +} + static struct mtd_partition nor_partitions[] = { /* bootloader (U-Boot, etc) in first sector */ { @@ -285,6 +294,8 @@ static struct omap_board_config_kernel fsample_config[] = { static void __init omap_fsample_init(void) { + fsample_init_smc91x(); + if (gpio_request(FSAMPLE_NAND_RB_GPIO_PIN, "NAND ready") < 0) BUG(); gpio_direction_input(FSAMPLE_NAND_RB_GPIO_PIN); @@ -312,21 +323,10 @@ static void __init omap_fsample_init(void) omap_register_i2c_bus(1, 100, NULL, 0); } -static void __init fsample_init_smc91x(void) -{ - fpga_write(1, H2P2_DBG_FPGA_LAN_RESET); - mdelay(50); - fpga_write(fpga_read(H2P2_DBG_FPGA_LAN_RESET) & ~1, - H2P2_DBG_FPGA_LAN_RESET); - mdelay(50); -} - static void __init omap_fsample_init_irq(void) { omap1_init_common_hw(); omap_init_irq(); - omap_gpio_init(); - fsample_init_smc91x(); } /* Only FPGA needs to be mapped here. All others are done with ioremap */ diff --git a/arch/arm/mach-omap1/board-h2.c b/arch/arm/mach-omap1/board-h2.c index 197adb49dc5a..082a73ca5564 100644 --- a/arch/arm/mach-omap1/board-h2.c +++ b/arch/arm/mach-omap1/board-h2.c @@ -374,8 +374,6 @@ static void __init h2_init_irq(void) { omap1_init_common_hw(); omap_init_irq(); - omap_gpio_init(); - h2_init_smc91x(); } static struct omap_usb_config h2_usb_config __initdata = { @@ -403,6 +401,8 @@ static struct omap_board_config_kernel h2_config[] __initdata = { static void __init h2_init(void) { + h2_init_smc91x(); + /* Here we assume the NOR boot config: NOR on CS3 (possibly swapped * to address 0 by a dip switch), NAND on CS2B. The NAND driver will * notice whether a NAND chip is enabled at probe time. diff --git a/arch/arm/mach-omap1/board-h3.c b/arch/arm/mach-omap1/board-h3.c index 9126e3e37b4a..d2cff5022fe5 100644 --- a/arch/arm/mach-omap1/board-h3.c +++ b/arch/arm/mach-omap1/board-h3.c @@ -264,6 +264,15 @@ static struct platform_device smc91x_device = { .resource = smc91x_resources, }; +static void __init h3_init_smc91x(void) +{ + omap_cfg_reg(W15_1710_GPIO40); + if (gpio_request(40, "SMC91x irq") < 0) { + printk("Error requesting gpio 40 for smc91x irq\n"); + return; + } +} + #define GPTIMER_BASE 0xFFFB1400 #define GPTIMER_REGS(x) (0xFFFB1400 + (x * 0x800)) #define GPTIMER_REGS_SIZE 0x46 @@ -376,6 +385,8 @@ static struct i2c_board_info __initdata h3_i2c_board_info[] = { static void __init h3_init(void) { + h3_init_smc91x(); + /* Here we assume the NOR boot config: NOR on CS3 (possibly swapped * to address 0 by a dip switch), NAND on CS2B. The NAND driver will * notice whether a NAND chip is enabled at probe time. @@ -422,21 +433,10 @@ static void __init h3_init(void) h3_mmc_init(); } -static void __init h3_init_smc91x(void) -{ - omap_cfg_reg(W15_1710_GPIO40); - if (gpio_request(40, "SMC91x irq") < 0) { - printk("Error requesting gpio 40 for smc91x irq\n"); - return; - } -} - static void __init h3_init_irq(void) { omap1_init_common_hw(); omap_init_irq(); - omap_gpio_init(); - h3_init_smc91x(); } static void __init h3_map_io(void) diff --git a/arch/arm/mach-omap1/board-htcherald.c b/arch/arm/mach-omap1/board-htcherald.c index 071af3e47789..faa344f734dc 100644 --- a/arch/arm/mach-omap1/board-htcherald.c +++ b/arch/arm/mach-omap1/board-htcherald.c @@ -577,8 +577,6 @@ static void __init htcherald_init(void) printk(KERN_INFO "HTC Herald init.\n"); /* Do board initialization before we register all the devices */ - omap_gpio_init(); - omap_board_config = htcherald_config; omap_board_config_size = ARRAY_SIZE(htcherald_config); platform_add_devices(devices, ARRAY_SIZE(devices)); diff --git a/arch/arm/mach-omap1/board-innovator.c b/arch/arm/mach-omap1/board-innovator.c index dc2b86fd66c1..a051acdc526a 100644 --- a/arch/arm/mach-omap1/board-innovator.c +++ b/arch/arm/mach-omap1/board-innovator.c @@ -290,13 +290,11 @@ static void __init innovator_init_irq(void) { omap1_init_common_hw(); omap_init_irq(); - omap_gpio_init(); #ifdef CONFIG_ARCH_OMAP15XX if (cpu_is_omap1510()) { omap1510_fpga_init_irq(); } #endif - innovator_init_smc91x(); } #ifdef CONFIG_ARCH_OMAP15XX @@ -387,6 +385,8 @@ static struct omap_board_config_kernel innovator_config[] = { static void __init innovator_init(void) { + innovator_init_smc91x(); + #ifdef CONFIG_ARCH_OMAP15XX if (cpu_is_omap1510()) { unsigned char reg; diff --git a/arch/arm/mach-omap1/board-nokia770.c b/arch/arm/mach-omap1/board-nokia770.c index aa8375b2a0a3..605495bbc583 100644 --- a/arch/arm/mach-omap1/board-nokia770.c +++ b/arch/arm/mach-omap1/board-nokia770.c @@ -246,7 +246,6 @@ static void __init omap_nokia770_init(void) platform_add_devices(nokia770_devices, ARRAY_SIZE(nokia770_devices)); spi_register_board_info(nokia770_spi_board_info, ARRAY_SIZE(nokia770_spi_board_info)); - omap_gpio_init(); omap_serial_init(); omap_register_i2c_bus(1, 100, NULL, 0); hwa742_dev_init(); diff --git a/arch/arm/mach-omap1/board-osk.c b/arch/arm/mach-omap1/board-osk.c index e9dd79149a8e..d44e7172efc2 100644 --- a/arch/arm/mach-omap1/board-osk.c +++ b/arch/arm/mach-omap1/board-osk.c @@ -283,9 +283,6 @@ static void __init osk_init_irq(void) { omap1_init_common_hw(); omap_init_irq(); - omap_gpio_init(); - osk_init_smc91x(); - osk_init_cf(); } static struct omap_usb_config osk_usb_config __initdata = { @@ -541,6 +538,9 @@ static void __init osk_init(void) { u32 l; + osk_init_smc91x(); + osk_init_cf(); + /* Workaround for wrong CS3 (NOR flash) timing * There are some U-Boot versions out there which configure * wrong CS3 memory timings. This mainly leads to CRC diff --git a/arch/arm/mach-omap1/board-palmte.c b/arch/arm/mach-omap1/board-palmte.c index f32738b1eb6b..994dc6f50729 100644 --- a/arch/arm/mach-omap1/board-palmte.c +++ b/arch/arm/mach-omap1/board-palmte.c @@ -63,7 +63,6 @@ static void __init omap_palmte_init_irq(void) { omap1_init_common_hw(); omap_init_irq(); - omap_gpio_init(); } static const int palmte_keymap[] = { diff --git a/arch/arm/mach-omap1/board-palmz71.c b/arch/arm/mach-omap1/board-palmz71.c index d7a245cef9a4..2afac598baee 100644 --- a/arch/arm/mach-omap1/board-palmz71.c +++ b/arch/arm/mach-omap1/board-palmz71.c @@ -62,7 +62,6 @@ omap_palmz71_init_irq(void) { omap1_init_common_hw(); omap_init_irq(); - omap_gpio_init(); } static int palmz71_keymap[] = { diff --git a/arch/arm/mach-omap1/board-perseus2.c b/arch/arm/mach-omap1/board-perseus2.c index a8d16a255c18..69fda218fb45 100644 --- a/arch/arm/mach-omap1/board-perseus2.c +++ b/arch/arm/mach-omap1/board-perseus2.c @@ -251,8 +251,19 @@ static struct omap_board_config_kernel perseus2_config[] __initdata = { { OMAP_TAG_LCD, &perseus2_lcd_config }, }; +static void __init perseus2_init_smc91x(void) +{ + fpga_write(1, H2P2_DBG_FPGA_LAN_RESET); + mdelay(50); + fpga_write(fpga_read(H2P2_DBG_FPGA_LAN_RESET) & ~1, + H2P2_DBG_FPGA_LAN_RESET); + mdelay(50); +} + static void __init omap_perseus2_init(void) { + perseus2_init_smc91x(); + if (gpio_request(P2_NAND_RB_GPIO_PIN, "NAND ready") < 0) BUG(); gpio_direction_input(P2_NAND_RB_GPIO_PIN); @@ -280,21 +291,10 @@ static void __init omap_perseus2_init(void) omap_register_i2c_bus(1, 100, NULL, 0); } -static void __init perseus2_init_smc91x(void) -{ - fpga_write(1, H2P2_DBG_FPGA_LAN_RESET); - mdelay(50); - fpga_write(fpga_read(H2P2_DBG_FPGA_LAN_RESET) & ~1, - H2P2_DBG_FPGA_LAN_RESET); - mdelay(50); -} - static void __init omap_perseus2_init_irq(void) { omap1_init_common_hw(); omap_init_irq(); - omap_gpio_init(); - perseus2_init_smc91x(); } /* Only FPGA needs to be mapped here. All others are done with ioremap */ static struct map_desc omap_perseus2_io_desc[] __initdata = { diff --git a/arch/arm/mach-omap1/board-sx1.c b/arch/arm/mach-omap1/board-sx1.c index d25f59e5a773..463862c67819 100644 --- a/arch/arm/mach-omap1/board-sx1.c +++ b/arch/arm/mach-omap1/board-sx1.c @@ -409,7 +409,6 @@ static void __init omap_sx1_init_irq(void) { omap1_init_common_hw(); omap_init_irq(); - omap_gpio_init(); } /*----------------------------------------*/ diff --git a/arch/arm/mach-omap1/board-voiceblue.c b/arch/arm/mach-omap1/board-voiceblue.c index b2838bfeab86..815a69ce821d 100644 --- a/arch/arm/mach-omap1/board-voiceblue.c +++ b/arch/arm/mach-omap1/board-voiceblue.c @@ -161,7 +161,6 @@ static void __init voiceblue_init_irq(void) { omap1_init_common_hw(); omap_init_irq(); - omap_gpio_init(); } static void __init voiceblue_init(void) diff --git a/arch/arm/mach-omap1/clock_data.c b/arch/arm/mach-omap1/clock_data.c index af54114b8f08..423d21d8c190 100644 --- a/arch/arm/mach-omap1/clock_data.c +++ b/arch/arm/mach-omap1/clock_data.c @@ -143,7 +143,7 @@ static struct arm_idlect1_clk armper_ck = { * activation. [ GPIO code for 1510 ] */ static struct clk arm_gpio_ck = { - .name = "arm_gpio_ck", + .name = "ick", .ops = &clkops_generic, .parent = &ck_dpll1, .flags = ENABLE_ON_INIT, @@ -684,7 +684,7 @@ static struct omap_clk omap_clks[] = { CLK(NULL, "ck_sossi", &sossi_ck, CK_16XX), CLK(NULL, "arm_ck", &arm_ck, CK_16XX | CK_1510 | CK_310), CLK(NULL, "armper_ck", &armper_ck.clk, CK_16XX | CK_1510 | CK_310), - CLK(NULL, "arm_gpio_ck", &arm_gpio_ck, CK_1510 | CK_310), + CLK("omap_gpio.0", "ick", &arm_gpio_ck, CK_1510 | CK_310), CLK(NULL, "armxor_ck", &armxor_ck.clk, CK_16XX | CK_1510 | CK_310 | CK_7XX), CLK(NULL, "armtim_ck", &armtim_ck.clk, CK_16XX | CK_1510 | CK_310), CLK("omap_wdt", "fck", &armwdt_ck.clk, CK_16XX | CK_1510 | CK_310), diff --git a/arch/arm/mach-omap1/gpio15xx.c b/arch/arm/mach-omap1/gpio15xx.c new file mode 100644 index 000000000000..04c4b04cf54e --- /dev/null +++ b/arch/arm/mach-omap1/gpio15xx.c @@ -0,0 +1,99 @@ +/* + * OMAP15xx specific gpio init + * + * Copyright (C) 2010 Texas Instruments Incorporated - http://www.ti.com/ + * + * Author: + * Charulatha V <charu@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 version 2. + * + * 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/gpio.h> + +#define OMAP1_MPUIO_VBASE OMAP1_MPUIO_BASE +#define OMAP1510_GPIO_BASE 0xFFFCE000 + +/* gpio1 */ +static struct __initdata resource omap15xx_mpu_gpio_resources[] = { + { + .start = OMAP1_MPUIO_VBASE, + .end = OMAP1_MPUIO_VBASE + SZ_2K - 1, + .flags = IORESOURCE_MEM, + }, + { + .start = INT_MPUIO, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct __initdata omap_gpio_platform_data omap15xx_mpu_gpio_config = { + .virtual_irq_start = IH_MPUIO_BASE, + .bank_type = METHOD_MPUIO, + .bank_width = 16, + .bank_stride = 1, +}; + +static struct __initdata platform_device omap15xx_mpu_gpio = { + .name = "omap_gpio", + .id = 0, + .dev = { + .platform_data = &omap15xx_mpu_gpio_config, + }, + .num_resources = ARRAY_SIZE(omap15xx_mpu_gpio_resources), + .resource = omap15xx_mpu_gpio_resources, +}; + +/* gpio2 */ +static struct __initdata resource omap15xx_gpio_resources[] = { + { + .start = OMAP1510_GPIO_BASE, + .end = OMAP1510_GPIO_BASE + SZ_2K - 1, + .flags = IORESOURCE_MEM, + }, + { + .start = INT_GPIO_BANK1, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct __initdata omap_gpio_platform_data omap15xx_gpio_config = { + .virtual_irq_start = IH_GPIO_BASE, + .bank_type = METHOD_GPIO_1510, + .bank_width = 16, +}; + +static struct __initdata platform_device omap15xx_gpio = { + .name = "omap_gpio", + .id = 1, + .dev = { + .platform_data = &omap15xx_gpio_config, + }, + .num_resources = ARRAY_SIZE(omap15xx_gpio_resources), + .resource = omap15xx_gpio_resources, +}; + +/* + * omap15xx_gpio_init needs to be done before + * machine_init functions access gpio APIs. + * Hence omap15xx_gpio_init is a postcore_initcall. + */ +static int __init omap15xx_gpio_init(void) +{ + if (!cpu_is_omap15xx()) + return -EINVAL; + + platform_device_register(&omap15xx_mpu_gpio); + platform_device_register(&omap15xx_gpio); + + gpio_bank_count = 2; + return 0; +} +postcore_initcall(omap15xx_gpio_init); diff --git a/arch/arm/mach-omap1/gpio16xx.c b/arch/arm/mach-omap1/gpio16xx.c new file mode 100644 index 000000000000..5dd0d4c82b24 --- /dev/null +++ b/arch/arm/mach-omap1/gpio16xx.c @@ -0,0 +1,200 @@ +/* + * OMAP16xx specific gpio init + * + * Copyright (C) 2010 Texas Instruments Incorporated - http://www.ti.com/ + * + * Author: + * Charulatha V <charu@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 version 2. + * + * 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/gpio.h> + +#define OMAP1610_GPIO1_BASE 0xfffbe400 +#define OMAP1610_GPIO2_BASE 0xfffbec00 +#define OMAP1610_GPIO3_BASE 0xfffbb400 +#define OMAP1610_GPIO4_BASE 0xfffbbc00 +#define OMAP1_MPUIO_VBASE OMAP1_MPUIO_BASE + +/* mpu gpio */ +static struct __initdata resource omap16xx_mpu_gpio_resources[] = { + { + .start = OMAP1_MPUIO_VBASE, + .end = OMAP1_MPUIO_VBASE + SZ_2K - 1, + .flags = IORESOURCE_MEM, + }, + { + .start = INT_MPUIO, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct __initdata omap_gpio_platform_data omap16xx_mpu_gpio_config = { + .virtual_irq_start = IH_MPUIO_BASE, + .bank_type = METHOD_MPUIO, + .bank_width = 16, + .bank_stride = 1, +}; + +static struct __initdata platform_device omap16xx_mpu_gpio = { + .name = "omap_gpio", + .id = 0, + .dev = { + .platform_data = &omap16xx_mpu_gpio_config, + }, + .num_resources = ARRAY_SIZE(omap16xx_mpu_gpio_resources), + .resource = omap16xx_mpu_gpio_resources, +}; + +/* gpio1 */ +static struct __initdata resource omap16xx_gpio1_resources[] = { + { + .start = OMAP1610_GPIO1_BASE, + .end = OMAP1610_GPIO1_BASE + SZ_2K - 1, + .flags = IORESOURCE_MEM, + }, + { + .start = INT_GPIO_BANK1, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct __initdata omap_gpio_platform_data omap16xx_gpio1_config = { + .virtual_irq_start = IH_GPIO_BASE, + .bank_type = METHOD_GPIO_1610, + .bank_width = 16, +}; + +static struct __initdata platform_device omap16xx_gpio1 = { + .name = "omap_gpio", + .id = 1, + .dev = { + .platform_data = &omap16xx_gpio1_config, + }, + .num_resources = ARRAY_SIZE(omap16xx_gpio1_resources), + .resource = omap16xx_gpio1_resources, +}; + +/* gpio2 */ +static struct __initdata resource omap16xx_gpio2_resources[] = { + { + .start = OMAP1610_GPIO2_BASE, + .end = OMAP1610_GPIO2_BASE + SZ_2K - 1, + .flags = IORESOURCE_MEM, + }, + { + .start = INT_1610_GPIO_BANK2, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct __initdata omap_gpio_platform_data omap16xx_gpio2_config = { + .virtual_irq_start = IH_GPIO_BASE + 16, + .bank_type = METHOD_GPIO_1610, + .bank_width = 16, +}; + +static struct __initdata platform_device omap16xx_gpio2 = { + .name = "omap_gpio", + .id = 2, + .dev = { + .platform_data = &omap16xx_gpio2_config, + }, + .num_resources = ARRAY_SIZE(omap16xx_gpio2_resources), + .resource = omap16xx_gpio2_resources, +}; + +/* gpio3 */ +static struct __initdata resource omap16xx_gpio3_resources[] = { + { + .start = OMAP1610_GPIO3_BASE, + .end = OMAP1610_GPIO3_BASE + SZ_2K - 1, + .flags = IORESOURCE_MEM, + }, + { + .start = INT_1610_GPIO_BANK3, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct __initdata omap_gpio_platform_data omap16xx_gpio3_config = { + .virtual_irq_start = IH_GPIO_BASE + 32, + .bank_type = METHOD_GPIO_1610, + .bank_width = 16, +}; + +static struct __initdata platform_device omap16xx_gpio3 = { + .name = "omap_gpio", + .id = 3, + .dev = { + .platform_data = &omap16xx_gpio3_config, + }, + .num_resources = ARRAY_SIZE(omap16xx_gpio3_resources), + .resource = omap16xx_gpio3_resources, +}; + +/* gpio4 */ +static struct __initdata resource omap16xx_gpio4_resources[] = { + { + .start = OMAP1610_GPIO4_BASE, + .end = OMAP1610_GPIO4_BASE + SZ_2K - 1, + .flags = IORESOURCE_MEM, + }, + { + .start = INT_1610_GPIO_BANK4, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct __initdata omap_gpio_platform_data omap16xx_gpio4_config = { + .virtual_irq_start = IH_GPIO_BASE + 48, + .bank_type = METHOD_GPIO_1610, + .bank_width = 16, +}; + +static struct __initdata platform_device omap16xx_gpio4 = { + .name = "omap_gpio", + .id = 4, + .dev = { + .platform_data = &omap16xx_gpio4_config, + }, + .num_resources = ARRAY_SIZE(omap16xx_gpio4_resources), + .resource = omap16xx_gpio4_resources, +}; + +static struct __initdata platform_device * omap16xx_gpio_dev[] = { + &omap16xx_mpu_gpio, + &omap16xx_gpio1, + &omap16xx_gpio2, + &omap16xx_gpio3, + &omap16xx_gpio4, +}; + +/* + * omap16xx_gpio_init needs to be done before + * machine_init functions access gpio APIs. + * Hence omap16xx_gpio_init is a postcore_initcall. + */ +static int __init omap16xx_gpio_init(void) +{ + int i; + + if (!cpu_is_omap16xx()) + return -EINVAL; + + for (i = 0; i < ARRAY_SIZE(omap16xx_gpio_dev); i++) + platform_device_register(omap16xx_gpio_dev[i]); + + gpio_bank_count = ARRAY_SIZE(omap16xx_gpio_dev); + + return 0; +} +postcore_initcall(omap16xx_gpio_init); diff --git a/arch/arm/mach-omap1/gpio7xx.c b/arch/arm/mach-omap1/gpio7xx.c new file mode 100644 index 000000000000..1204c8b871af --- /dev/null +++ b/arch/arm/mach-omap1/gpio7xx.c @@ -0,0 +1,262 @@ +/* + * OMAP7xx specific gpio init + * + * Copyright (C) 2010 Texas Instruments Incorporated - http://www.ti.com/ + * + * Author: + * Charulatha V <charu@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 version 2. + * + * 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/gpio.h> + +#define OMAP7XX_GPIO1_BASE 0xfffbc000 +#define OMAP7XX_GPIO2_BASE 0xfffbc800 +#define OMAP7XX_GPIO3_BASE 0xfffbd000 +#define OMAP7XX_GPIO4_BASE 0xfffbd800 +#define OMAP7XX_GPIO5_BASE 0xfffbe000 +#define OMAP7XX_GPIO6_BASE 0xfffbe800 +#define OMAP1_MPUIO_VBASE OMAP1_MPUIO_BASE + +/* mpu gpio */ +static struct __initdata resource omap7xx_mpu_gpio_resources[] = { + { + .start = OMAP1_MPUIO_VBASE, + .end = OMAP1_MPUIO_VBASE + SZ_2K - 1, + .flags = IORESOURCE_MEM, + }, + { + .start = INT_7XX_MPUIO, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct __initdata omap_gpio_platform_data omap7xx_mpu_gpio_config = { + .virtual_irq_start = IH_MPUIO_BASE, + .bank_type = METHOD_MPUIO, + .bank_width = 32, + .bank_stride = 2, +}; + +static struct __initdata platform_device omap7xx_mpu_gpio = { + .name = "omap_gpio", + .id = 0, + .dev = { + .platform_data = &omap7xx_mpu_gpio_config, + }, + .num_resources = ARRAY_SIZE(omap7xx_mpu_gpio_resources), + .resource = omap7xx_mpu_gpio_resources, +}; + +/* gpio1 */ +static struct __initdata resource omap7xx_gpio1_resources[] = { + { + .start = OMAP7XX_GPIO1_BASE, + .end = OMAP7XX_GPIO1_BASE + SZ_2K - 1, + .flags = IORESOURCE_MEM, + }, + { + .start = INT_7XX_GPIO_BANK1, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct __initdata omap_gpio_platform_data omap7xx_gpio1_config = { + .virtual_irq_start = IH_GPIO_BASE, + .bank_type = METHOD_GPIO_7XX, + .bank_width = 32, +}; + +static struct __initdata platform_device omap7xx_gpio1 = { + .name = "omap_gpio", + .id = 1, + .dev = { + .platform_data = &omap7xx_gpio1_config, + }, + .num_resources = ARRAY_SIZE(omap7xx_gpio1_resources), + .resource = omap7xx_gpio1_resources, +}; + +/* gpio2 */ +static struct __initdata resource omap7xx_gpio2_resources[] = { + { + .start = OMAP7XX_GPIO2_BASE, + .end = OMAP7XX_GPIO2_BASE + SZ_2K - 1, + .flags = IORESOURCE_MEM, + }, + { + .start = INT_7XX_GPIO_BANK2, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct __initdata omap_gpio_platform_data omap7xx_gpio2_config = { + .virtual_irq_start = IH_GPIO_BASE + 32, + .bank_type = METHOD_GPIO_7XX, + .bank_width = 32, +}; + +static struct __initdata platform_device omap7xx_gpio2 = { + .name = "omap_gpio", + .id = 2, + .dev = { + .platform_data = &omap7xx_gpio2_config, + }, + .num_resources = ARRAY_SIZE(omap7xx_gpio2_resources), + .resource = omap7xx_gpio2_resources, +}; + +/* gpio3 */ +static struct __initdata resource omap7xx_gpio3_resources[] = { + { + .start = OMAP7XX_GPIO3_BASE, + .end = OMAP7XX_GPIO3_BASE + SZ_2K - 1, + .flags = IORESOURCE_MEM, + }, + { + .start = INT_7XX_GPIO_BANK3, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct __initdata omap_gpio_platform_data omap7xx_gpio3_config = { + .virtual_irq_start = IH_GPIO_BASE + 64, + .bank_type = METHOD_GPIO_7XX, + .bank_width = 32, +}; + +static struct __initdata platform_device omap7xx_gpio3 = { + .name = "omap_gpio", + .id = 3, + .dev = { + .platform_data = &omap7xx_gpio3_config, + }, + .num_resources = ARRAY_SIZE(omap7xx_gpio3_resources), + .resource = omap7xx_gpio3_resources, +}; + +/* gpio4 */ +static struct __initdata resource omap7xx_gpio4_resources[] = { + { + .start = OMAP7XX_GPIO4_BASE, + .end = OMAP7XX_GPIO4_BASE + SZ_2K - 1, + .flags = IORESOURCE_MEM, + }, + { + .start = INT_7XX_GPIO_BANK4, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct __initdata omap_gpio_platform_data omap7xx_gpio4_config = { + .virtual_irq_start = IH_GPIO_BASE + 96, + .bank_type = METHOD_GPIO_7XX, + .bank_width = 32, +}; + +static struct __initdata platform_device omap7xx_gpio4 = { + .name = "omap_gpio", + .id = 4, + .dev = { + .platform_data = &omap7xx_gpio4_config, + }, + .num_resources = ARRAY_SIZE(omap7xx_gpio4_resources), + .resource = omap7xx_gpio4_resources, +}; + +/* gpio5 */ +static struct __initdata resource omap7xx_gpio5_resources[] = { + { + .start = OMAP7XX_GPIO5_BASE, + .end = OMAP7XX_GPIO5_BASE + SZ_2K - 1, + .flags = IORESOURCE_MEM, + }, + { + .start = INT_7XX_GPIO_BANK5, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct __initdata omap_gpio_platform_data omap7xx_gpio5_config = { + .virtual_irq_start = IH_GPIO_BASE + 128, + .bank_type = METHOD_GPIO_7XX, + .bank_width = 32, +}; + +static struct __initdata platform_device omap7xx_gpio5 = { + .name = "omap_gpio", + .id = 5, + .dev = { + .platform_data = &omap7xx_gpio5_config, + }, + .num_resources = ARRAY_SIZE(omap7xx_gpio5_resources), + .resource = omap7xx_gpio5_resources, +}; + +/* gpio6 */ +static struct __initdata resource omap7xx_gpio6_resources[] = { + { + .start = OMAP7XX_GPIO6_BASE, + .end = OMAP7XX_GPIO6_BASE + SZ_2K - 1, + .flags = IORESOURCE_MEM, + }, + { + .start = INT_7XX_GPIO_BANK6, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct __initdata omap_gpio_platform_data omap7xx_gpio6_config = { + .virtual_irq_start = IH_GPIO_BASE + 160, + .bank_type = METHOD_GPIO_7XX, + .bank_width = 32, +}; + +static struct __initdata platform_device omap7xx_gpio6 = { + .name = "omap_gpio", + .id = 6, + .dev = { + .platform_data = &omap7xx_gpio6_config, + }, + .num_resources = ARRAY_SIZE(omap7xx_gpio6_resources), + .resource = omap7xx_gpio6_resources, +}; + +static struct __initdata platform_device * omap7xx_gpio_dev[] = { + &omap7xx_mpu_gpio, + &omap7xx_gpio1, + &omap7xx_gpio2, + &omap7xx_gpio3, + &omap7xx_gpio4, + &omap7xx_gpio5, + &omap7xx_gpio6, +}; + +/* + * omap7xx_gpio_init needs to be done before + * machine_init functions access gpio APIs. + * Hence omap7xx_gpio_init is a postcore_initcall. + */ +static int __init omap7xx_gpio_init(void) +{ + int i; + + if (!cpu_is_omap7xx()) + return -EINVAL; + + for (i = 0; i < ARRAY_SIZE(omap7xx_gpio_dev); i++) + platform_device_register(omap7xx_gpio_dev[i]); + + gpio_bank_count = ARRAY_SIZE(omap7xx_gpio_dev); + + return 0; +} +postcore_initcall(omap7xx_gpio_init); |