diff options
Diffstat (limited to 'arch/arm/mach-s3c24xx')
45 files changed, 940 insertions, 497 deletions
diff --git a/arch/arm/mach-s3c24xx/Kconfig b/arch/arm/mach-s3c24xx/Kconfig index b34287ab5afd..e24961109b70 100644 --- a/arch/arm/mach-s3c24xx/Kconfig +++ b/arch/arm/mach-s3c24xx/Kconfig @@ -518,6 +518,11 @@ config S3C2443_DMA help Internal config node for S3C2443 DMA support +config S3C2443_SETUP_SPI + bool + help + Common setup code for SPI GPIO configurations + endif # CPU_S3C2443 || CPU_S3C2416 if CPU_S3C2443 diff --git a/arch/arm/mach-s3c24xx/Makefile b/arch/arm/mach-s3c24xx/Makefile index 3518fe812d5f..0ab6ab15da4c 100644 --- a/arch/arm/mach-s3c24xx/Makefile +++ b/arch/arm/mach-s3c24xx/Makefile @@ -14,6 +14,8 @@ obj- := # core +obj-y += common.o + obj-$(CONFIG_CPU_S3C2410) += s3c2410.o obj-$(CONFIG_S3C2410_DMA) += dma-s3c2410.o obj-$(CONFIG_S3C2410_PM) += pm-s3c2410.o sleep-s3c2410.o @@ -33,6 +35,10 @@ obj-$(CONFIG_S3C2440_DMA) += dma-s3c2440.o obj-$(CONFIG_CPU_S3C2443) += s3c2443.o irq-s3c2443.o clock-s3c2443.o +# PM + +obj-$(CONFIG_PM) += pm.o irq-pm.o sleep.o + # common code obj-$(CONFIG_S3C2443_COMMON) += common-s3c2443.o @@ -91,5 +97,6 @@ obj-$(CONFIG_MACH_OSIRIS_DVS) += mach-osiris-dvs.o # device setup obj-$(CONFIG_S3C2416_SETUP_SDHCI_GPIO) += setup-sdhci-gpio.o +obj-$(CONFIG_S3C2443_SETUP_SPI) += setup-spi.o obj-$(CONFIG_ARCH_S3C24XX) += setup-i2c.o obj-$(CONFIG_S3C24XX_SETUP_TS) += setup-ts.o diff --git a/arch/arm/mach-s3c24xx/bast-ide.c b/arch/arm/mach-s3c24xx/bast-ide.c index 298ececfa366..ba02cf8d80a2 100644 --- a/arch/arm/mach-s3c24xx/bast-ide.c +++ b/arch/arm/mach-s3c24xx/bast-ide.c @@ -37,21 +37,9 @@ static struct pata_platform_info bast_ide_platdata = { #define IDE_CS S3C2410_CS5 static struct resource bast_ide0_resource[] = { - [0] = { - .start = IDE_CS + BAST_PA_IDEPRI, - .end = IDE_CS + BAST_PA_IDEPRI + (8 * 0x20) - 1, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = IDE_CS + BAST_PA_IDEPRIAUX + (6 * 0x20) , - .end = IDE_CS + BAST_PA_IDEPRIAUX + (7 * 0x20) - 1, - .flags = IORESOURCE_MEM, - }, - [2] = { - .start = IRQ_IDE0, - .end = IRQ_IDE0, - .flags = IORESOURCE_IRQ, - }, + [0] = DEFINE_RES_MEM(IDE_CS + BAST_PA_IDEPRI, 8 * 0x20), + [1] = DEFINE_RES_MEM(IDE_CS + BAST_PA_IDEPRIAUX + (6 * 0x20), 0x20), + [2] = DEFINE_RES_IRQ(IRQ_IDE0), }; static struct platform_device bast_device_ide0 = { @@ -67,21 +55,9 @@ static struct platform_device bast_device_ide0 = { }; static struct resource bast_ide1_resource[] = { - [0] = { - .start = IDE_CS + BAST_PA_IDESEC, - .end = IDE_CS + BAST_PA_IDESEC + (8 * 0x20) - 1, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = IDE_CS + BAST_PA_IDESECAUX + (6 * 0x20), - .end = IDE_CS + BAST_PA_IDESECAUX + (7 * 0x20) - 1, - .flags = IORESOURCE_MEM, - }, - [2] = { - .start = IRQ_IDE1, - .end = IRQ_IDE1, - .flags = IORESOURCE_IRQ, - }, + [0] = DEFINE_RES_MEM(IDE_CS + BAST_PA_IDESEC, 8 * 0x20), + [1] = DEFINE_RES_MEM(IDE_CS + BAST_PA_IDESECAUX + (6 * 0x20), 0x20), + [2] = DEFINE_RES_IRQ(IRQ_IDE1), }; static struct platform_device bast_device_ide1 = { diff --git a/arch/arm/mach-s3c24xx/clock-s3c2416.c b/arch/arm/mach-s3c24xx/clock-s3c2416.c index dbc9ab4aaca2..14a81c2317a4 100644 --- a/arch/arm/mach-s3c24xx/clock-s3c2416.c +++ b/arch/arm/mach-s3c24xx/clock-s3c2416.c @@ -144,6 +144,8 @@ static struct clk_lookup s3c2416_clk_lookup[] = { CLKDEV_INIT("s3c-sdhci.0", "mmc_busclk.0", &hsmmc0_clk), CLKDEV_INIT("s3c-sdhci.0", "mmc_busclk.2", &hsmmc_mux0.clk), CLKDEV_INIT("s3c-sdhci.1", "mmc_busclk.2", &hsmmc_mux1.clk), + /* s3c2443-spi.0 is used on s3c2416 and s3c2450 as well */ + CLKDEV_INIT("s3c2443-spi.0", "spi_busclk2", &hsspi_mux.clk), }; void __init s3c2416_init_clocks(int xtal) diff --git a/arch/arm/mach-s3c24xx/clock-s3c2440.c b/arch/arm/mach-s3c24xx/clock-s3c2440.c index 414364eb426c..cb2883d553b5 100644 --- a/arch/arm/mach-s3c24xx/clock-s3c2440.c +++ b/arch/arm/mach-s3c24xx/clock-s3c2440.c @@ -106,7 +106,7 @@ static struct clk s3c2440_clk_cam_upll = { static struct clk s3c2440_clk_ac97 = { .name = "ac97", .enable = s3c2410_clkcon_enable, - .ctrlbit = S3C2440_CLKCON_CAMERA, + .ctrlbit = S3C2440_CLKCON_AC97, }; static unsigned long s3c2440_fclk_n_getrate(struct clk *clk) diff --git a/arch/arm/mach-s3c24xx/clock-s3c2443.c b/arch/arm/mach-s3c24xx/clock-s3c2443.c index efb3ac359566..7f689ce1be61 100644 --- a/arch/arm/mach-s3c24xx/clock-s3c2443.c +++ b/arch/arm/mach-s3c24xx/clock-s3c2443.c @@ -179,6 +179,11 @@ static struct clk *clks[] __initdata = { &clk_hsmmc, }; +static struct clk_lookup s3c2443_clk_lookup[] = { + CLKDEV_INIT("s3c-sdhci.1", "mmc_busclk.2", &clk_hsmmc), + CLKDEV_INIT("s3c2443-spi.0", "spi_busclk2", &clk_hsspi.clk), +}; + void __init s3c2443_init_clocks(int xtal) { unsigned long epllcon = __raw_readl(S3C2443_EPLLCON); @@ -210,6 +215,7 @@ void __init s3c2443_init_clocks(int xtal) s3c_register_clocks(init_clocks_off, ARRAY_SIZE(init_clocks_off)); s3c_disable_clocks(init_clocks_off, ARRAY_SIZE(init_clocks_off)); + clkdev_add_table(s3c2443_clk_lookup, ARRAY_SIZE(s3c2443_clk_lookup)); s3c_pwmclk_init(); } diff --git a/arch/arm/mach-s3c24xx/common-s3c2443.c b/arch/arm/mach-s3c24xx/common-s3c2443.c index 460431589f39..aeb4a24ff3ed 100644 --- a/arch/arm/mach-s3c24xx/common-s3c2443.c +++ b/arch/arm/mach-s3c24xx/common-s3c2443.c @@ -424,11 +424,6 @@ static struct clk init_clocks_off[] = { .enable = s3c2443_clkcon_enable_p, .ctrlbit = S3C2443_PCLKCON_IIS, }, { - .name = "hsspi", - .parent = &clk_p, - .enable = s3c2443_clkcon_enable_p, - .ctrlbit = S3C2443_PCLKCON_HSSPI, - }, { .name = "adc", .parent = &clk_p, .enable = s3c2443_clkcon_enable_p, @@ -562,6 +557,14 @@ static struct clk hsmmc1_clk = { .ctrlbit = S3C2443_HCLKCON_HSMMC, }; +static struct clk hsspi_clk = { + .name = "spi", + .devname = "s3c2443-spi.0", + .parent = &clk_p, + .enable = s3c2443_clkcon_enable_p, + .ctrlbit = S3C2443_PCLKCON_HSSPI, +}; + /* EPLLCON compatible enough to get on/off information */ void __init_or_cpufreq s3c2443_common_setup_clocks(pll_fn get_mpll) @@ -612,6 +615,7 @@ static struct clk *clks[] __initdata = { &clk_usb_bus, &clk_armdiv, &hsmmc1_clk, + &hsspi_clk, }; static struct clksrc_clk *clksrcs[] __initdata = { @@ -629,6 +633,7 @@ static struct clk_lookup s3c2443_clk_lookup[] = { CLKDEV_INIT(NULL, "clk_uart_baud2", &clk_p), CLKDEV_INIT(NULL, "clk_uart_baud3", &clk_esys_uart.clk), CLKDEV_INIT("s3c-sdhci.1", "mmc_busclk.0", &hsmmc1_clk), + CLKDEV_INIT("s3c2443-spi.0", "spi_busclk0", &hsspi_clk), }; void __init s3c2443_common_init_clocks(int xtal, pll_fn get_mpll, diff --git a/arch/arm/mach-s3c24xx/common-smdk.c b/arch/arm/mach-s3c24xx/common-smdk.c index 084604be6ad1..87e75a250d5e 100644 --- a/arch/arm/mach-s3c24xx/common-smdk.c +++ b/arch/arm/mach-s3c24xx/common-smdk.c @@ -182,19 +182,21 @@ static struct platform_device __initdata *smdk_devs[] = { &smdk_led7, }; +static const struct gpio smdk_led_gpios[] = { + { S3C2410_GPF(4), GPIOF_OUT_INIT_HIGH, NULL }, + { S3C2410_GPF(5), GPIOF_OUT_INIT_HIGH, NULL }, + { S3C2410_GPF(6), GPIOF_OUT_INIT_HIGH, NULL }, + { S3C2410_GPF(7), GPIOF_OUT_INIT_HIGH, NULL }, +}; + void __init smdk_machine_init(void) { /* Configure the LEDs (even if we have no LED support)*/ - s3c_gpio_cfgpin(S3C2410_GPF(4), S3C2410_GPIO_OUTPUT); - s3c_gpio_cfgpin(S3C2410_GPF(5), S3C2410_GPIO_OUTPUT); - s3c_gpio_cfgpin(S3C2410_GPF(6), S3C2410_GPIO_OUTPUT); - s3c_gpio_cfgpin(S3C2410_GPF(7), S3C2410_GPIO_OUTPUT); - - s3c2410_gpio_setpin(S3C2410_GPF(4), 1); - s3c2410_gpio_setpin(S3C2410_GPF(5), 1); - s3c2410_gpio_setpin(S3C2410_GPF(6), 1); - s3c2410_gpio_setpin(S3C2410_GPF(7), 1); + int ret = gpio_request_array(smdk_led_gpios, + ARRAY_SIZE(smdk_led_gpios)); + if (!WARN_ON(ret < 0)) + gpio_free_array(smdk_led_gpios, ARRAY_SIZE(smdk_led_gpios)); if (machine_is_smdk2443()) smdk_nand_info.twrph0 = 50; diff --git a/arch/arm/mach-s3c24xx/common.c b/arch/arm/mach-s3c24xx/common.c new file mode 100644 index 000000000000..0c9e9a785ef6 --- /dev/null +++ b/arch/arm/mach-s3c24xx/common.c @@ -0,0 +1,302 @@ +/* linux/arch/arm/plat-s3c24xx/cpu.c + * + * Copyright (c) 2004-2005 Simtec Electronics + * http://www.simtec.co.uk/products/SWLINUX/ + * Ben Dooks <ben@simtec.co.uk> + * + * Common code for S3C24XX machines + * + * 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/module.h> +#include <linux/interrupt.h> +#include <linux/ioport.h> +#include <linux/serial_core.h> +#include <linux/platform_device.h> +#include <linux/delay.h> +#include <linux/io.h> + +#include <mach/hardware.h> +#include <mach/regs-clock.h> +#include <asm/irq.h> +#include <asm/cacheflush.h> +#include <asm/system_info.h> +#include <asm/system_misc.h> + +#include <asm/mach/arch.h> +#include <asm/mach/map.h> + +#include <mach/regs-gpio.h> +#include <plat/regs-serial.h> + +#include <plat/cpu.h> +#include <plat/devs.h> +#include <plat/clock.h> +#include <plat/s3c2410.h> +#include <plat/s3c2412.h> +#include <plat/s3c2416.h> +#include <plat/s3c244x.h> +#include <plat/s3c2443.h> +#include <plat/cpu-freq.h> +#include <plat/pll.h> + +/* table of supported CPUs */ + +static const char name_s3c2410[] = "S3C2410"; +static const char name_s3c2412[] = "S3C2412"; +static const char name_s3c2416[] = "S3C2416/S3C2450"; +static const char name_s3c2440[] = "S3C2440"; +static const char name_s3c2442[] = "S3C2442"; +static const char name_s3c2442b[] = "S3C2442B"; +static const char name_s3c2443[] = "S3C2443"; +static const char name_s3c2410a[] = "S3C2410A"; +static const char name_s3c2440a[] = "S3C2440A"; + +static struct cpu_table cpu_ids[] __initdata = { + { + .idcode = 0x32410000, + .idmask = 0xffffffff, + .map_io = s3c2410_map_io, + .init_clocks = s3c2410_init_clocks, + .init_uarts = s3c2410_init_uarts, + .init = s3c2410_init, + .name = name_s3c2410 + }, + { + .idcode = 0x32410002, + .idmask = 0xffffffff, + .map_io = s3c2410_map_io, + .init_clocks = s3c2410_init_clocks, + .init_uarts = s3c2410_init_uarts, + .init = s3c2410a_init, + .name = name_s3c2410a + }, + { + .idcode = 0x32440000, + .idmask = 0xffffffff, + .map_io = s3c2440_map_io, + .init_clocks = s3c244x_init_clocks, + .init_uarts = s3c244x_init_uarts, + .init = s3c2440_init, + .name = name_s3c2440 + }, + { + .idcode = 0x32440001, + .idmask = 0xffffffff, + .map_io = s3c2440_map_io, + .init_clocks = s3c244x_init_clocks, + .init_uarts = s3c244x_init_uarts, + .init = s3c2440_init, + .name = name_s3c2440a + }, + { + .idcode = 0x32440aaa, + .idmask = 0xffffffff, + .map_io = s3c2442_map_io, + .init_clocks = s3c244x_init_clocks, + .init_uarts = s3c244x_init_uarts, + .init = s3c2442_init, + .name = name_s3c2442 + }, + { + .idcode = 0x32440aab, + .idmask = 0xffffffff, + .map_io = s3c2442_map_io, + .init_clocks = s3c244x_init_clocks, + .init_uarts = s3c244x_init_uarts, + .init = s3c2442_init, + .name = name_s3c2442b + }, + { + .idcode = 0x32412001, + .idmask = 0xffffffff, + .map_io = s3c2412_map_io, + .init_clocks = s3c2412_init_clocks, + .init_uarts = s3c2412_init_uarts, + .init = s3c2412_init, + .name = name_s3c2412, + }, + { /* a newer version of the s3c2412 */ + .idcode = 0x32412003, + .idmask = 0xffffffff, + .map_io = s3c2412_map_io, + .init_clocks = s3c2412_init_clocks, + .init_uarts = s3c2412_init_uarts, + .init = s3c2412_init, + .name = name_s3c2412, + }, + { /* a strange version of the s3c2416 */ + .idcode = 0x32450003, + .idmask = 0xffffffff, + .map_io = s3c2416_map_io, + .init_clocks = s3c2416_init_clocks, + .init_uarts = s3c2416_init_uarts, + .init = s3c2416_init, + .name = name_s3c2416, + }, + { + .idcode = 0x32443001, + .idmask = 0xffffffff, + .map_io = s3c2443_map_io, + .init_clocks = s3c2443_init_clocks, + .init_uarts = s3c2443_init_uarts, + .init = s3c2443_init, + .name = name_s3c2443, + }, +}; + +/* minimal IO mapping */ + +static struct map_desc s3c_iodesc[] __initdata = { + IODESC_ENT(GPIO), + IODESC_ENT(IRQ), + IODESC_ENT(MEMCTRL), + IODESC_ENT(UART) +}; + +/* read cpu identificaiton code */ + +static unsigned long s3c24xx_read_idcode_v5(void) +{ +#if defined(CONFIG_CPU_S3C2416) + /* s3c2416 is v5, with S3C24XX_GSTATUS1 instead of S3C2412_GSTATUS1 */ + + u32 gs = __raw_readl(S3C24XX_GSTATUS1); + + /* test for s3c2416 or similar device */ + if ((gs >> 16) == 0x3245) + return gs; +#endif + +#if defined(CONFIG_CPU_S3C2412) || defined(CONFIG_CPU_S3C2413) + return __raw_readl(S3C2412_GSTATUS1); +#else + return 1UL; /* don't look like an 2400 */ +#endif +} + +static unsigned long s3c24xx_read_idcode_v4(void) +{ + return __raw_readl(S3C2410_GSTATUS1); +} + +static void s3c24xx_default_idle(void) +{ + unsigned long tmp; + int i; + + /* idle the system by using the idle mode which will wait for an + * interrupt to happen before restarting the system. + */ + + /* Warning: going into idle state upsets jtag scanning */ + + __raw_writel(__raw_readl(S3C2410_CLKCON) | S3C2410_CLKCON_IDLE, + S3C2410_CLKCON); + + /* the samsung port seems to do a loop and then unset idle.. */ + for (i = 0; i < 50; i++) + tmp += __raw_readl(S3C2410_CLKCON); /* ensure loop not optimised out */ + + /* this bit is not cleared on re-start... */ + + __raw_writel(__raw_readl(S3C2410_CLKCON) & ~S3C2410_CLKCON_IDLE, + S3C2410_CLKCON); +} + +void __init s3c24xx_init_io(struct map_desc *mach_desc, int size) +{ + arm_pm_idle = s3c24xx_default_idle; + + /* initialise the io descriptors we need for initialisation */ + iotable_init(mach_desc, size); + iotable_init(s3c_iodesc, ARRAY_SIZE(s3c_iodesc)); + + if (cpu_architecture() >= CPU_ARCH_ARMv5) { + samsung_cpu_id = s3c24xx_read_idcode_v5(); + } else { + samsung_cpu_id = s3c24xx_read_idcode_v4(); + } + s3c24xx_init_cpu(); + + s3c_init_cpu(samsung_cpu_id, cpu_ids, ARRAY_SIZE(cpu_ids)); +} + +/* Serial port registrations */ + +static struct resource s3c2410_uart0_resource[] = { + [0] = DEFINE_RES_MEM(S3C2410_PA_UART0, SZ_16K), + [1] = DEFINE_RES_NAMED(IRQ_S3CUART_RX0, \ + IRQ_S3CUART_ERR0 - IRQ_S3CUART_RX0 + 1, \ + NULL, IORESOURCE_IRQ) +}; + +static struct resource s3c2410_uart1_resource[] = { + [0] = DEFINE_RES_MEM(S3C2410_PA_UART1, SZ_16K), + [1] = DEFINE_RES_NAMED(IRQ_S3CUART_RX1, \ + IRQ_S3CUART_ERR1 - IRQ_S3CUART_RX1 + 1, \ + NULL, IORESOURCE_IRQ) +}; + +static struct resource s3c2410_uart2_resource[] = { + [0] = DEFINE_RES_MEM(S3C2410_PA_UART2, SZ_16K), + [1] = DEFINE_RES_NAMED(IRQ_S3CUART_RX2, \ + IRQ_S3CUART_ERR2 - IRQ_S3CUART_RX2 + 1, \ + NULL, IORESOURCE_IRQ) +}; + +static struct resource s3c2410_uart3_resource[] = { + [0] = DEFINE_RES_MEM(S3C2443_PA_UART3, SZ_16K), + [1] = DEFINE_RES_NAMED(IRQ_S3CUART_RX3, \ + IRQ_S3CUART_ERR3 - IRQ_S3CUART_RX3 + 1, \ + NULL, IORESOURCE_IRQ) +}; + +struct s3c24xx_uart_resources s3c2410_uart_resources[] __initdata = { + [0] = { + .resources = s3c2410_uart0_resource, + .nr_resources = ARRAY_SIZE(s3c2410_uart0_resource), + }, + [1] = { + .resources = s3c2410_uart1_resource, + .nr_resources = ARRAY_SIZE(s3c2410_uart1_resource), + }, + [2] = { + .resources = s3c2410_uart2_resource, + .nr_resources = ARRAY_SIZE(s3c2410_uart2_resource), + }, + [3] = { + .resources = s3c2410_uart3_resource, + .nr_resources = ARRAY_SIZE(s3c2410_uart3_resource), + }, +}; + +/* initialise all the clocks */ + +void __init_or_cpufreq s3c24xx_setup_clocks(unsigned long fclk, + unsigned long hclk, + unsigned long pclk) +{ + clk_upll.rate = s3c24xx_get_pll(__raw_readl(S3C2410_UPLLCON), + clk_xtal.rate); + + clk_mpll.rate = fclk; + clk_h.rate = hclk; + clk_p.rate = pclk; + clk_f.rate = fclk; +} diff --git a/arch/arm/mach-s3c24xx/dma-s3c2443.c b/arch/arm/mach-s3c24xx/dma-s3c2443.c index e227c472a40a..2d94228d2866 100644 --- a/arch/arm/mach-s3c24xx/dma-s3c2443.c +++ b/arch/arm/mach-s3c24xx/dma-s3c2443.c @@ -55,12 +55,20 @@ static struct s3c24xx_dma_map __initdata s3c2443_dma_mappings[] = { .name = "sdi", .channels = MAP(S3C2443_DMAREQSEL_SDI), }, - [DMACH_SPI0] = { - .name = "spi0", + [DMACH_SPI0_RX] = { + .name = "spi0-rx", + .channels = MAP(S3C2443_DMAREQSEL_SPI0RX), + }, + [DMACH_SPI0_TX] = { + .name = "spi0-tx", .channels = MAP(S3C2443_DMAREQSEL_SPI0TX), }, - [DMACH_SPI1] = { /* only on S3C2443/S3C2450 */ - .name = "spi1", + [DMACH_SPI1_RX] = { /* only on S3C2443/S3C2450 */ + .name = "spi1-rx", + .channels = MAP(S3C2443_DMAREQSEL_SPI1RX), + }, + [DMACH_SPI1_TX] = { /* only on S3C2443/S3C2450 */ + .name = "spi1-tx", .channels = MAP(S3C2443_DMAREQSEL_SPI1TX), }, [DMACH_UART0] = { diff --git a/arch/arm/mach-s3c24xx/include/mach/bast-pmu.h b/arch/arm/mach-s3c24xx/include/mach/bast-pmu.h deleted file mode 100644 index 4c38b39b741d..000000000000 --- a/arch/arm/mach-s3c24xx/include/mach/bast-pmu.h +++ /dev/null @@ -1,40 +0,0 @@ -/* arch/arm/mach-s3c2410/include/mach/bast-pmu.h - * - * Copyright (c) 2003-2004 Simtec Electronics - * Ben Dooks <ben@simtec.co.uk> - * Vincent Sanders <vince@simtec.co.uk> - * - * Machine BAST - Power Management chip - * - * 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 __ASM_ARCH_BASTPMU_H -#define __ASM_ARCH_BASTPMU_H "08_OCT_2004" - -#define BASTPMU_REG_IDENT (0x00) -#define BASTPMU_REG_VERSION (0x01) -#define BASTPMU_REG_DDCCTRL (0x02) -#define BASTPMU_REG_POWER (0x03) -#define BASTPMU_REG_RESET (0x04) -#define BASTPMU_REG_GWO (0x05) -#define BASTPMU_REG_WOL (0x06) -#define BASTPMU_REG_WOR (0x07) -#define BASTPMU_REG_UID (0x09) - -#define BASTPMU_EEPROM (0xC0) - -#define BASTPMU_EEP_UID (BASTPMU_EEPROM + 0) -#define BASTPMU_EEP_WOL (BASTPMU_EEPROM + 8) -#define BASTPMU_EEP_WOR (BASTPMU_EEPROM + 9) - -#define BASTPMU_IDENT_0 0x53 -#define BASTPMU_IDENT_1 0x42 -#define BASTPMU_IDENT_2 0x50 -#define BASTPMU_IDENT_3 0x4d - -#define BASTPMU_RESET_GUARD (0x55) - -#endif /* __ASM_ARCH_BASTPMU_H */ diff --git a/arch/arm/mach-s3c24xx/include/mach/dma.h b/arch/arm/mach-s3c24xx/include/mach/dma.h index acbdfecd4186..454831b66037 100644 --- a/arch/arm/mach-s3c24xx/include/mach/dma.h +++ b/arch/arm/mach-s3c24xx/include/mach/dma.h @@ -47,6 +47,10 @@ enum dma_ch { DMACH_UART2_SRC2, DMACH_UART3, /* s3c2443 has extra uart */ DMACH_UART3_SRC2, + DMACH_SPI0_TX, /* s3c2443/2416/2450 hsspi0 */ + DMACH_SPI0_RX, /* s3c2443/2416/2450 hsspi0 */ + DMACH_SPI1_TX, /* s3c2443/2450 hsspi1 */ + DMACH_SPI1_RX, /* s3c2443/2450 hsspi1 */ DMACH_MAX, /* the end entry */ }; diff --git a/arch/arm/mach-s3c24xx/include/mach/gpio-nrs.h b/arch/arm/mach-s3c24xx/include/mach/gpio-nrs.h index 019ea86057f6..3890a05948fb 100644 --- a/arch/arm/mach-s3c24xx/include/mach/gpio-nrs.h +++ b/arch/arm/mach-s3c24xx/include/mach/gpio-nrs.h @@ -93,26 +93,5 @@ enum s3c_gpio_number { #define S3C2410_GPL(_nr) (S3C2410_GPIO_L_START + (_nr)) #define S3C2410_GPM(_nr) (S3C2410_GPIO_M_START + (_nr)) -/* compatibility until drivers can be modified */ - -#define S3C2410_GPA0 S3C2410_GPA(0) -#define S3C2410_GPA1 S3C2410_GPA(1) -#define S3C2410_GPA3 S3C2410_GPA(3) -#define S3C2410_GPA7 S3C2410_GPA(7) - -#define S3C2410_GPE0 S3C2410_GPE(0) -#define S3C2410_GPE1 S3C2410_GPE(1) -#define S3C2410_GPE2 S3C2410_GPE(2) -#define S3C2410_GPE3 S3C2410_GPE(3) -#define S3C2410_GPE4 S3C2410_GPE(4) -#define S3C2410_GPE5 S3C2410_GPE(5) -#define S3C2410_GPE6 S3C2410_GPE(6) -#define S3C2410_GPE7 S3C2410_GPE(7) -#define S3C2410_GPE8 S3C2410_GPE(8) -#define S3C2410_GPE9 S3C2410_GPE(9) -#define S3C2410_GPE10 S3C2410_GPE(10) - -#define S3C2410_GPH10 S3C2410_GPH(10) - #endif /* __MACH_GPIONRS_H */ diff --git a/arch/arm/mach-s3c24xx/include/mach/gta02.h b/arch/arm/mach-s3c24xx/include/mach/gta02.h index 3a56a229cac6..217393482153 100644 --- a/arch/arm/mach-s3c24xx/include/mach/gta02.h +++ b/arch/arm/mach-s3c24xx/include/mach/gta02.h @@ -3,82 +3,13 @@ #include <mach/regs-gpio.h> -/* Different hardware revisions, passed in ATAG_REVISION by u-boot */ -#define GTA02v1_SYSTEM_REV 0x00000310 -#define GTA02v2_SYSTEM_REV 0x00000320 -#define GTA02v3_SYSTEM_REV 0x00000330 -#define GTA02v4_SYSTEM_REV 0x00000340 -#define GTA02v5_SYSTEM_REV 0x00000350 -/* since A7 is basically same as A6, we use A6 PCB ID */ -#define GTA02v6_SYSTEM_REV 0x00000360 - -#define GTA02_GPIO_n3DL_GSM S3C2410_GPA(13) /* v1 + v2 + v3 only */ - -#define GTA02_GPIO_PWR_LED1 S3C2410_GPB(0) -#define GTA02_GPIO_PWR_LED2 S3C2410_GPB(1) #define GTA02_GPIO_AUX_LED S3C2410_GPB(2) -#define GTA02_GPIO_VIBRATOR_ON S3C2410_GPB(3) -#define GTA02_GPIO_MODEM_RST S3C2410_GPB(5) -#define GTA02_GPIO_BT_EN S3C2410_GPB(6) -#define GTA02_GPIO_MODEM_ON S3C2410_GPB(7) -#define GTA02_GPIO_EXTINT8 S3C2410_GPB(8) #define GTA02_GPIO_USB_PULLUP S3C2410_GPB(9) - -#define GTA02_GPIO_PIO5 S3C2410_GPC(5) /* v3 + v4 only */ - -#define GTA02v3_GPIO_nG1_CS S3C2410_GPD(12) /* v3 + v4 only */ -#define GTA02v3_GPIO_nG2_CS S3C2410_GPD(13) /* v3 + v4 only */ -#define GTA02v5_GPIO_HDQ S3C2410_GPD(14) /* v5 + */ - -#define GTA02_GPIO_nG1_INT S3C2410_GPF(0) -#define GTA02_GPIO_IO1 S3C2410_GPF(1) -#define GTA02_GPIO_PIO_2 S3C2410_GPF(2) /* v2 + v3 + v4 only */ -#define GTA02_GPIO_JACK_INSERT S3C2410_GPF(4) -#define GTA02_GPIO_WLAN_GPIO1 S3C2410_GPF(5) /* v2 + v3 + v4 only */ #define GTA02_GPIO_AUX_KEY S3C2410_GPF(6) #define GTA02_GPIO_HOLD_KEY S3C2410_GPF(7) - -#define GTA02_GPIO_3D_IRQ S3C2410_GPG(4) -#define GTA02v2_GPIO_nG2_INT S3C2410_GPG(8) /* v2 + v3 + v4 only */ -#define GTA02v3_GPIO_nUSB_OC S3C2410_GPG(9) /* v3 + v4 only */ -#define GTA02v3_GPIO_nUSB_FLT S3C2410_GPG(10) /* v3 + v4 only */ -#define GTA02v3_GPIO_nGSM_OC S3C2410_GPG(11) /* v3 + v4 only */ - #define GTA02_GPIO_AMP_SHUT S3C2410_GPJ(1) /* v2 + v3 + v4 only */ -#define GTA02v1_GPIO_WLAN_GPIO10 S3C2410_GPJ(2) #define GTA02_GPIO_HP_IN S3C2410_GPJ(2) /* v2 + v3 + v4 only */ -#define GTA02_GPIO_INT0 S3C2410_GPJ(3) /* v2 + v3 + v4 only */ -#define GTA02_GPIO_nGSM_EN S3C2410_GPJ(4) -#define GTA02_GPIO_3D_RESET S3C2410_GPJ(5) -#define GTA02_GPIO_nDL_GSM S3C2410_GPJ(6) /* v4 + v5 only */ -#define GTA02_GPIO_WLAN_GPIO0 S3C2410_GPJ(7) -#define GTA02v1_GPIO_BAT_ID S3C2410_GPJ(8) -#define GTA02_GPIO_KEEPACT S3C2410_GPJ(8) -#define GTA02v1_GPIO_HP_IN S3C2410_GPJ(10) -#define GTA02_CHIP_PWD S3C2410_GPJ(11) /* v2 + v3 + v4 only */ -#define GTA02_GPIO_nWLAN_RESET S3C2410_GPJ(12) /* v2 + v3 + v4 only */ -#define GTA02_IRQ_GSENSOR_1 IRQ_EINT0 -#define GTA02_IRQ_MODEM IRQ_EINT1 -#define GTA02_IRQ_PIO_2 IRQ_EINT2 /* v2 + v3 + v4 only */ -#define GTA02_IRQ_nJACK_INSERT IRQ_EINT4 -#define GTA02_IRQ_WLAN_GPIO1 IRQ_EINT5 -#define GTA02_IRQ_AUX IRQ_EINT6 -#define GTA02_IRQ_nHOLD IRQ_EINT7 #define GTA02_IRQ_PCF50633 IRQ_EINT9 -#define GTA02_IRQ_3D IRQ_EINT12 -#define GTA02_IRQ_GSENSOR_2 IRQ_EINT16 /* v2 + v3 + v4 only */ -#define GTA02v3_IRQ_nUSB_OC IRQ_EINT17 /* v3 + v4 only */ -#define GTA02v3_IRQ_nUSB_FLT IRQ_EINT18 /* v3 + v4 only */ -#define GTA02v3_IRQ_nGSM_OC IRQ_EINT19 /* v3 + v4 only */ - -/* returns 00 000 on GTA02 A5 and earlier, A6 returns 01 001 */ -#define GTA02_PCB_ID1_0 S3C2410_GPC(13) -#define GTA02_PCB_ID1_1 S3C2410_GPC(15) -#define GTA02_PCB_ID1_2 S3C2410_GPD(0) -#define GTA02_PCB_ID2_0 S3C2410_GPD(3) -#define GTA02_PCB_ID2_1 S3C2410_GPD(4) - -int gta02_get_pcb_revision(void); #endif /* _GTA02_H */ diff --git a/arch/arm/mach-s3c24xx/include/mach/irqs.h b/arch/arm/mach-s3c24xx/include/mach/irqs.h index e53b2177319e..b7a9f4d469e8 100644 --- a/arch/arm/mach-s3c24xx/include/mach/irqs.h +++ b/arch/arm/mach-s3c24xx/include/mach/irqs.h @@ -134,6 +134,17 @@ #define IRQ_S32416_WDT S3C2410_IRQSUB(27) #define IRQ_S32416_AC97 S3C2410_IRQSUB(28) +/* second interrupt-register of s3c2416/s3c2450 */ + +#define S3C2416_IRQ(x) S3C2410_IRQ((x) + 54 + 29) +#define IRQ_S3C2416_2D S3C2416_IRQ(0) +#define IRQ_S3C2416_IIC1 S3C2416_IRQ(1) +#define IRQ_S3C2416_RESERVED2 S3C2416_IRQ(2) +#define IRQ_S3C2416_RESERVED3 S3C2416_IRQ(3) +#define IRQ_S3C2416_PCM0 S3C2416_IRQ(4) +#define IRQ_S3C2416_PCM1 S3C2416_IRQ(5) +#define IRQ_S3C2416_I2S0 S3C2416_IRQ(6) +#define IRQ_S3C2416_I2S1 S3C2416_IRQ(7) /* extra irqs for s3c2440 */ @@ -175,7 +186,9 @@ #define IRQ_S3C2443_WDT S3C2410_IRQSUB(27) #define IRQ_S3C2443_AC97 S3C2410_IRQSUB(28) -#if defined(CONFIG_CPU_S3C2443) || defined(CONFIG_CPU_S3C2416) +#if defined(CONFIG_CPU_S3C2416) +#define NR_IRQS (IRQ_S3C2416_I2S1 + 1) +#elif defined(CONFIG_CPU_S3C2443) #define NR_IRQS (IRQ_S3C2443_AC97+1) #else #define NR_IRQS (IRQ_S3C2440_AC97+1) diff --git a/arch/arm/mach-s3c24xx/include/mach/map.h b/arch/arm/mach-s3c24xx/include/mach/map.h index 78ae807f1281..8ba381f2dbe1 100644 --- a/arch/arm/mach-s3c24xx/include/mach/map.h +++ b/arch/arm/mach-s3c24xx/include/mach/map.h @@ -98,6 +98,8 @@ /* SPI */ #define S3C2410_PA_SPI (0x59000000) +#define S3C2443_PA_SPI0 (0x52000000) +#define S3C2443_PA_SPI1 S3C2410_PA_SPI /* SDI */ #define S3C2410_PA_SDI (0x5A000000) @@ -162,4 +164,7 @@ #define S3C_PA_WDT S3C2410_PA_WATCHDOG #define S3C_PA_NAND S3C24XX_PA_NAND +#define S3C_PA_SPI0 S3C2443_PA_SPI0 +#define S3C_PA_SPI1 S3C2443_PA_SPI1 + #endif /* __ASM_ARCH_MAP_H */ diff --git a/arch/arm/mach-s3c24xx/include/mach/regs-gpio.h b/arch/arm/mach-s3c24xx/include/mach/regs-gpio.h index cac1ad6b582c..a11a638bd599 100644 --- a/arch/arm/mach-s3c24xx/include/mach/regs-gpio.h +++ b/arch/arm/mach-s3c24xx/include/mach/regs-gpio.h @@ -302,7 +302,7 @@ /* S3C2410: * Port G consists of 8 GPIO/IRQ/Special function * - * GPGCON has 2 bits for each of the input pins on port F + * GPGCON has 2 bits for each of the input pins on port G * 00 = 0 input, 1 output, 2 interrupt (EINT0..7), 3 special func * * pull up works like all other ports. @@ -366,7 +366,7 @@ /* Port H consists of11 GPIO/serial/Misc pins * - * GPGCON has 2 bits for each of the input pins on port F + * GPHCON has 2 bits for each of the input pins on port H * 00 = 0 input, 1 output, 2 interrupt (EINT0..7), 3 special func * * pull up works like all other ports. @@ -427,6 +427,19 @@ * for the 2412/2413 from the 2410/2440/2442 */ +/* + * Port J consists of 13 GPIO/Camera pins. GPJCON has 2 bits + * for each of the pins on port J. + * 00 - input, 01 output, 10 - camera + * + * Pull up works like all other ports. + */ + +#define S3C2413_GPJCON S3C2410_GPIOREG(0x80) +#define S3C2413_GPJDAT S3C2410_GPIOREG(0x84) +#define S3C2413_GPJUP S3C2410_GPIOREG(0x88) +#define S3C2413_GPJSLPCON S3C2410_GPIOREG(0x8C) + /* S3C2443 and above */ #define S3C2440_GPJCON S3C2410_GPIOREG(0xD0) #define S3C2440_GPJDAT S3C2410_GPIOREG(0xD4) diff --git a/arch/arm/mach-s3c24xx/include/mach/regs-gpioj.h b/arch/arm/mach-s3c24xx/include/mach/regs-gpioj.h deleted file mode 100644 index 19575e061114..000000000000 --- a/arch/arm/mach-s3c24xx/include/mach/regs-gpioj.h +++ /dev/null @@ -1,70 +0,0 @@ -/* arch/arm/mach-s3c2410/include/mach/regs-gpioj.h - * - * Copyright (c) 2004 Simtec Electronics <linux@simtec.co.uk> - * http://www.simtec.co.uk/products/SWLINUX/ - * - * 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. - * - * S3C2440 GPIO J register definitions -*/ - - -#ifndef __ASM_ARCH_REGS_GPIOJ_H -#define __ASM_ARCH_REGS_GPIOJ_H "gpioj" - -/* Port J consists of 13 GPIO/Camera pins - * - * GPJCON has 2 bits for each of the input pins on port F - * 00 = 0 input, 1 output, 2 Camera - * - * pull up works like all other ports. -*/ - -#define S3C2413_GPJCON S3C2410_GPIOREG(0x80) -#define S3C2413_GPJDAT S3C2410_GPIOREG(0x84) -#define S3C2413_GPJUP S3C2410_GPIOREG(0x88) -#define S3C2413_GPJSLPCON S3C2410_GPIOREG(0x8C) - -#define S3C2440_GPJ0_OUTP (0x01 << 0) -#define S3C2440_GPJ0_CAMDATA0 (0x02 << 0) - -#define S3C2440_GPJ1_OUTP (0x01 << 2) -#define S3C2440_GPJ1_CAMDATA1 (0x02 << 2) - -#define S3C2440_GPJ2_OUTP (0x01 << 4) -#define S3C2440_GPJ2_CAMDATA2 (0x02 << 4) - -#define S3C2440_GPJ3_OUTP (0x01 << 6) -#define S3C2440_GPJ3_CAMDATA3 (0x02 << 6) - -#define S3C2440_GPJ4_OUTP (0x01 << 8) -#define S3C2440_GPJ4_CAMDATA4 (0x02 << 8) - -#define S3C2440_GPJ5_OUTP (0x01 << 10) -#define S3C2440_GPJ5_CAMDATA5 (0x02 << 10) - -#define S3C2440_GPJ6_OUTP (0x01 << 12) -#define S3C2440_GPJ6_CAMDATA6 (0x02 << 12) - -#define S3C2440_GPJ7_OUTP (0x01 << 14) -#define S3C2440_GPJ7_CAMDATA7 (0x02 << 14) - -#define S3C2440_GPJ8_OUTP (0x01 << 16) -#define S3C2440_GPJ8_CAMPCLK (0x02 << 16) - -#define S3C2440_GPJ9_OUTP (0x01 << 18) -#define S3C2440_GPJ9_CAMVSYNC (0x02 << 18) - -#define S3C2440_GPJ10_OUTP (0x01 << 20) -#define S3C2440_GPJ10_CAMHREF (0x02 << 20) - -#define S3C2440_GPJ11_OUTP (0x01 << 22) -#define S3C2440_GPJ11_CAMCLKOUT (0x02 << 22) - -#define S3C2440_GPJ12_OUTP (0x01 << 24) -#define S3C2440_GPJ12_CAMRESET (0x02 << 24) - -#endif /* __ASM_ARCH_REGS_GPIOJ_H */ - diff --git a/arch/arm/mach-s3c24xx/irq-pm.c b/arch/arm/mach-s3c24xx/irq-pm.c new file mode 100644 index 000000000000..0efb2e2848c8 --- /dev/null +++ b/arch/arm/mach-s3c24xx/irq-pm.c @@ -0,0 +1,95 @@ +/* linux/arch/arm/plat-s3c24xx/irq-om.c + * + * Copyright (c) 2003-2004 Simtec Electronics + * Ben Dooks <ben@simtec.co.uk> + * http://armlinux.simtec.co.uk/ + * + * S3C24XX - IRQ PM code + * + * 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/init.h> +#include <linux/module.h> +#include <linux/interrupt.h> +#include <linux/irq.h> + +#include <plat/cpu.h> +#include <plat/pm.h> +#include <plat/irq.h> + +#include <asm/irq.h> + +/* state for IRQs over sleep */ + +/* default is to allow for EINT0..EINT15, and IRQ_RTC as wakeup sources + * + * set bit to 1 in allow bitfield to enable the wakeup settings on it +*/ + +unsigned long s3c_irqwake_intallow = 1L << (IRQ_RTC - IRQ_EINT0) | 0xfL; +unsigned long s3c_irqwake_eintallow = 0x0000fff0L; + +int s3c_irq_wake(struct irq_data *data, unsigned int state) +{ + unsigned long irqbit = 1 << (data->irq - IRQ_EINT0); + + if (!(s3c_irqwake_intallow & irqbit)) + return -ENOENT; + + printk(KERN_INFO "wake %s for irq %d\n", + state ? "enabled" : "disabled", data->irq); + + if (!state) + s3c_irqwake_intmask |= irqbit; + else + s3c_irqwake_intmask &= ~irqbit; + + return 0; +} + +static struct sleep_save irq_save[] = { + SAVE_ITEM(S3C2410_INTMSK), + SAVE_ITEM(S3C2410_INTSUBMSK), +}; + +/* the extint values move between the s3c2410/s3c2440 and the s3c2412 + * so we use an array to hold them, and to calculate the address of + * the register at run-time +*/ + +static unsigned long save_extint[3]; +static unsigned long save_eintflt[4]; +static unsigned long save_eintmask; + +int s3c24xx_irq_suspend(void) +{ + unsigned int i; + + for (i = 0; i < ARRAY_SIZE(save_extint); i++) + save_extint[i] = __raw_readl(S3C24XX_EXTINT0 + (i*4)); + + for (i = 0; i < ARRAY_SIZE(save_eintflt); i++) + save_eintflt[i] = __raw_readl(S3C24XX_EINFLT0 + (i*4)); + + s3c_pm_do_save(irq_save, ARRAY_SIZE(irq_save)); + save_eintmask = __raw_readl(S3C24XX_EINTMASK); + + return 0; +} + +void s3c24xx_irq_resume(void) +{ + unsigned int i; + + for (i = 0; i < ARRAY_SIZE(save_extint); i++) + __raw_writel(save_extint[i], S3C24XX_EXTINT0 + (i*4)); + + for (i = 0; i < ARRAY_SIZE(save_eintflt); i++) + __raw_writel(save_eintflt[i], S3C24XX_EINFLT0 + (i*4)); + + s3c_pm_do_restore(irq_save, ARRAY_SIZE(irq_save)); + __raw_writel(save_eintmask, S3C24XX_EINTMASK); +} diff --git a/arch/arm/mach-s3c24xx/irq-s3c2416.c b/arch/arm/mach-s3c24xx/irq-s3c2416.c index fd49f35e448e..23ec97370f32 100644 --- a/arch/arm/mach-s3c24xx/irq-s3c2416.c +++ b/arch/arm/mach-s3c24xx/irq-s3c2416.c @@ -27,6 +27,7 @@ #include <linux/ioport.h> #include <linux/device.h> #include <linux/io.h> +#include <linux/syscore_ops.h> #include <mach/hardware.h> #include <asm/irq.h> @@ -192,6 +193,43 @@ static struct irq_chip s3c2416_irq_uart3 = { .irq_ack = s3c2416_irq_uart3_ack, }; +/* second interrupt register */ + +static inline void s3c2416_irq_ack_second(struct irq_data *data) +{ + unsigned long bitval = 1UL << (data->irq - IRQ_S3C2416_2D); + + __raw_writel(bitval, S3C2416_SRCPND2); + __raw_writel(bitval, S3C2416_INTPND2); +} + +static void s3c2416_irq_mask_second(struct irq_data *data) +{ + unsigned long bitval = 1UL << (data->irq - IRQ_S3C2416_2D); + unsigned long mask; + + mask = __raw_readl(S3C2416_INTMSK2); + mask |= bitval; + __raw_writel(mask, S3C2416_INTMSK2); +} + +static void s3c2416_irq_unmask_second(struct irq_data *data) +{ + unsigned long bitval = 1UL << (data->irq - IRQ_S3C2416_2D); + unsigned long mask; + + mask = __raw_readl(S3C2416_INTMSK2); + mask &= ~bitval; + __raw_writel(mask, S3C2416_INTMSK2); +} + +struct irq_chip s3c2416_irq_second = { + .irq_ack = s3c2416_irq_ack_second, + .irq_mask = s3c2416_irq_mask_second, + .irq_unmask = s3c2416_irq_unmask_second, +}; + + /* IRQ initialisation code */ static int __init s3c2416_add_sub(unsigned int base, @@ -213,6 +251,42 @@ static int __init s3c2416_add_sub(unsigned int base, return 0; } +static void __init s3c2416_irq_add_second(void) +{ + unsigned long pend; + unsigned long last; + int irqno; + int i; + + /* first, clear all interrupts pending... */ + last = 0; + for (i = 0; i < 4; i++) { + pend = __raw_readl(S3C2416_INTPND2); + + if (pend == 0 || pend == last) + break; + + __raw_writel(pend, S3C2416_SRCPND2); + __raw_writel(pend, S3C2416_INTPND2); + printk(KERN_INFO "irq: clearing pending status %08x\n", + (int)pend); + last = pend; + } + + for (irqno = IRQ_S3C2416_2D; irqno <= IRQ_S3C2416_I2S1; irqno++) { + switch (irqno) { + case IRQ_S3C2416_RESERVED2: + case IRQ_S3C2416_RESERVED3: + /* no IRQ here */ + break; + default: + irq_set_chip_and_handler(irqno, &s3c2416_irq_second, + handle_edge_irq); + set_irq_flags(irqno, IRQF_VALID); + } + } +} + static int __init s3c2416_irq_add(struct device *dev, struct subsys_interface *sif) { @@ -232,6 +306,8 @@ static int __init s3c2416_irq_add(struct device *dev, &s3c2416_irq_wdtac97, IRQ_S3C2443_WDT, IRQ_S3C2443_AC97); + s3c2416_irq_add_second(); + return 0; } @@ -248,3 +324,25 @@ static int __init s3c2416_irq_init(void) arch_initcall(s3c2416_irq_init); +#ifdef CONFIG_PM +static struct sleep_save irq_save[] = { + SAVE_ITEM(S3C2416_INTMSK2), +}; + +int s3c2416_irq_suspend(void) +{ + s3c_pm_do_save(irq_save, ARRAY_SIZE(irq_save)); + + return 0; +} + +void s3c2416_irq_resume(void) +{ + s3c_pm_do_restore(irq_save, ARRAY_SIZE(irq_save)); +} + +struct syscore_ops s3c2416_irq_syscore_ops = { + .suspend = s3c2416_irq_suspend, + .resume = s3c2416_irq_resume, +}; +#endif diff --git a/arch/arm/mach-s3c24xx/mach-amlm5900.c b/arch/arm/mach-s3c24xx/mach-amlm5900.c index 4220cc60de3c..ea2c4b003d58 100644 --- a/arch/arm/mach-s3c24xx/mach-amlm5900.c +++ b/arch/arm/mach-s3c24xx/mach-amlm5900.c @@ -65,13 +65,8 @@ #include "common.h" -static struct resource amlm5900_nor_resource = { - .start = 0x00000000, - .end = 0x01000000 - 1, - .flags = IORESOURCE_MEM, -}; - - +static struct resource amlm5900_nor_resource = + DEFINE_RES_MEM(0x00000000, SZ_16M); static struct mtd_partition amlm5900_mtd_partitions[] = { { diff --git a/arch/arm/mach-s3c24xx/mach-anubis.c b/arch/arm/mach-s3c24xx/mach-anubis.c index 60c72c54c21e..5a7d0c0010f7 100644 --- a/arch/arm/mach-s3c24xx/mach-anubis.c +++ b/arch/arm/mach-s3c24xx/mach-anubis.c @@ -235,19 +235,9 @@ static struct pata_platform_info anubis_ide_platdata = { }; static struct resource anubis_ide0_resource[] = { - { - .start = S3C2410_CS3, - .end = S3C2410_CS3 + (8*32) - 1, - .flags = IORESOURCE_MEM, - }, { - .start = S3C2410_CS3 + (1<<26) + (6*32), - .end = S3C2410_CS3 + (1<<26) + (7*32) - 1, - .flags = IORESOURCE_MEM, - }, { - .start = IRQ_IDE0, - .end = IRQ_IDE0, - .flags = IORESOURCE_IRQ, - }, + [0] = DEFINE_RES_MEM(S3C2410_CS3, 8 * 32), + [2] = DEFINE_RES_MEM(S3C2410_CS3 + (1 << 26) + (6 * 32), 32), + [3] = DEFINE_RES_IRQ(IRQ_IDE0), }; static struct platform_device anubis_device_ide0 = { @@ -262,19 +252,9 @@ static struct platform_device anubis_device_ide0 = { }; static struct resource anubis_ide1_resource[] = { - { - .start = S3C2410_CS4, - .end = S3C2410_CS4 + (8*32) - 1, - .flags = IORESOURCE_MEM, - }, { - .start = S3C2410_CS4 + (1<<26) + (6*32), - .end = S3C2410_CS4 + (1<<26) + (7*32) - 1, - .flags = IORESOURCE_MEM, - }, { - .start = IRQ_IDE0, - .end = IRQ_IDE0, - .flags = IORESOURCE_IRQ, - }, + [0] = DEFINE_RES_MEM(S3C2410_CS4, 8 * 32), + [1] = DEFINE_RES_MEM(S3C2410_CS4 + (1 << 26) + (6 * 32), 32), + [2] = DEFINE_RES_IRQ(IRQ_IDE0), }; static struct platform_device anubis_device_ide1 = { @@ -298,16 +278,8 @@ static struct ax_plat_data anubis_asix_platdata = { }; static struct resource anubis_asix_resource[] = { - [0] = { - .start = S3C2410_CS5, - .end = S3C2410_CS5 + (0x20 * 0x20) -1, - .flags = IORESOURCE_MEM - }, - [1] = { - .start = IRQ_ASIX, - .end = IRQ_ASIX, - .flags = IORESOURCE_IRQ - } + [0] = DEFINE_RES_MEM(S3C2410_CS5, 0x20 * 0x20), + [1] = DEFINE_RES_IRQ(IRQ_ASIX), }; static struct platform_device anubis_device_asix = { @@ -323,21 +295,9 @@ static struct platform_device anubis_device_asix = { /* SM501 */ static struct resource anubis_sm501_resource[] = { - [0] = { - .start = S3C2410_CS2, - .end = S3C2410_CS2 + SZ_8M, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = S3C2410_CS2 + SZ_64M - SZ_2M, - .end = S3C2410_CS2 + SZ_64M - 1, - .flags = IORESOURCE_MEM, - }, - [2] = { - .start = IRQ_EINT0, - .end = IRQ_EINT0, - .flags = IORESOURCE_IRQ, - }, + [0] = DEFINE_RES_MEM(S3C2410_CS2, SZ_8M), + [1] = DEFINE_RES_MEM(S3C2410_CS2 + SZ_64M - SZ_2M, SZ_2M), + [2] = DEFINE_RES_IRQ(IRQ_EINT0), }; static struct sm501_initdata anubis_sm501_initdata = { diff --git a/arch/arm/mach-s3c24xx/mach-at2440evb.c b/arch/arm/mach-s3c24xx/mach-at2440evb.c index d7ae49c90118..7a05abf1270b 100644 --- a/arch/arm/mach-s3c24xx/mach-at2440evb.c +++ b/arch/arm/mach-s3c24xx/mach-at2440evb.c @@ -118,21 +118,10 @@ static struct s3c2410_platform_nand __initdata at2440evb_nand_info = { /* DM9000AEP 10/100 ethernet controller */ static struct resource at2440evb_dm9k_resource[] = { - [0] = { - .start = S3C2410_CS3, - .end = S3C2410_CS3 + 3, - .flags = IORESOURCE_MEM - }, - [1] = { - .start = S3C2410_CS3 + 4, - .end = S3C2410_CS3 + 7, - .flags = IORESOURCE_MEM - }, - [2] = { - .start = IRQ_EINT7, - .end = IRQ_EINT7, - .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE, - } + [0] = DEFINE_RES_MEM(S3C2410_CS3, 4), + [1] = DEFINE_RES_MEM(S3C2410_CS3 + 4, 4), + [2] = DEFINE_RES_NAMED(IRQ_EINT7, 1, NULL, IORESOURCE_IRQ \ + | IORESOURCE_IRQ_HIGHEDGE), }; static struct dm9000_plat_data at2440evb_dm9k_pdata = { diff --git a/arch/arm/mach-s3c24xx/mach-bast.c b/arch/arm/mach-s3c24xx/mach-bast.c index 53219c02eca0..1cf1720682d3 100644 --- a/arch/arm/mach-s3c24xx/mach-bast.c +++ b/arch/arm/mach-s3c24xx/mach-bast.c @@ -310,22 +310,10 @@ static struct s3c2410_platform_nand __initdata bast_nand_info = { /* DM9000 */ static struct resource bast_dm9k_resource[] = { - [0] = { - .start = S3C2410_CS5 + BAST_PA_DM9000, - .end = S3C2410_CS5 + BAST_PA_DM9000 + 3, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = S3C2410_CS5 + BAST_PA_DM9000 + 0x40, - .end = S3C2410_CS5 + BAST_PA_DM9000 + 0x40 + 0x3f, - .flags = IORESOURCE_MEM, - }, - [2] = { - .start = IRQ_DM9000, - .end = IRQ_DM9000, - .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL, - } - + [0] = DEFINE_RES_MEM(S3C2410_CS5 + BAST_PA_DM9000, 4), + [1] = DEFINE_RES_MEM(S3C2410_CS5 + BAST_PA_DM9000 + 0x40, 0x40), + [2] = DEFINE_RES_NAMED(IRQ_DM9000 , 1, NULL, IORESOURCE_IRQ \ + | IORESOURCE_IRQ_HIGHLEVEL), }; /* for the moment we limit ourselves to 16bit IO until some @@ -400,21 +388,9 @@ static struct ax_plat_data bast_asix_platdata = { }; static struct resource bast_asix_resource[] = { - [0] = { - .start = S3C2410_CS5 + BAST_PA_ASIXNET, - .end = S3C2410_CS5 + BAST_PA_ASIXNET + (0x18 * 0x20) - 1, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = S3C2410_CS5 + BAST_PA_ASIXNET + (0x1f * 0x20), - .end = S3C2410_CS5 + BAST_PA_ASIXNET + (0x1f * 0x20), - .flags = IORESOURCE_MEM, - }, - [2] = { - .start = IRQ_ASIX, - .end = IRQ_ASIX, - .flags = IORESOURCE_IRQ - } + [0] = DEFINE_RES_MEM(S3C2410_CS5 + BAST_PA_ASIXNET, 0x18 * 0x20), + [1] = DEFINE_RES_MEM(S3C2410_CS5 + BAST_PA_ASIXNET + (0x1f * 0x20), 1), + [2] = DEFINE_RES_IRQ(IRQ_ASIX), }; static struct platform_device bast_device_asix = { @@ -430,11 +406,8 @@ static struct platform_device bast_device_asix = { /* Asix AX88796 10/100 ethernet controller parallel port */ static struct resource bast_asixpp_resource[] = { - [0] = { - .start = S3C2410_CS5 + BAST_PA_ASIXNET + (0x18 * 0x20), - .end = S3C2410_CS5 + BAST_PA_ASIXNET + (0x1b * 0x20) - 1, - .flags = IORESOURCE_MEM, - } + [0] = DEFINE_RES_MEM(S3C2410_CS5 + BAST_PA_ASIXNET + (0x18 * 0x20), \ + 0x30 * 0x20), }; static struct platform_device bast_device_axpp = { diff --git a/arch/arm/mach-s3c24xx/mach-gta02.c b/arch/arm/mach-s3c24xx/mach-gta02.c index ba5d85394105..92e1f93a6bca 100644 --- a/arch/arm/mach-s3c24xx/mach-gta02.c +++ b/arch/arm/mach-s3c24xx/mach-gta02.c @@ -71,7 +71,6 @@ #include <mach/regs-irq.h> #include <mach/regs-gpio.h> -#include <mach/regs-gpioj.h> #include <mach/fb.h> #include <plat/usb-control.h> @@ -387,11 +386,8 @@ static struct physmap_flash_data gta02_nor_flash_data = { .width = 2, }; -static struct resource gta02_nor_flash_resource = { - .start = GTA02_FLASH_BASE, - .end = GTA02_FLASH_BASE + GTA02_FLASH_SIZE - 1, - .flags = IORESOURCE_MEM, -}; +static struct resource gta02_nor_flash_resource = + DEFINE_RES_MEM(GTA02_FLASH_BASE, GTA02_FLASH_SIZE); static struct platform_device gta02_nor_flash = { .name = "physmap-flash", diff --git a/arch/arm/mach-s3c24xx/mach-h1940.c b/arch/arm/mach-s3c24xx/mach-h1940.c index 6b21ba107eab..bb8d008d5a5c 100644 --- a/arch/arm/mach-s3c24xx/mach-h1940.c +++ b/arch/arm/mach-s3c24xx/mach-h1940.c @@ -253,13 +253,8 @@ static struct pda_power_pdata power_supply_info = { }; static struct resource power_supply_resources[] = { - [0] = { - .name = "ac", - .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWEDGE | - IORESOURCE_IRQ_HIGHEDGE, - .start = IRQ_EINT2, - .end = IRQ_EINT2, - }, + [0] = DEFINE_RES_NAMED(IRQ_EINT2, 1, "ac", IORESOURCE_IRQ \ + | IORESOURCE_IRQ_LOWEDGE | IORESOURCE_IRQ_HIGHEDGE), }; static struct platform_device power_supply = { diff --git a/arch/arm/mach-s3c24xx/mach-mini2440.c b/arch/arm/mach-s3c24xx/mach-mini2440.c index 5d66fb218a41..bd6d2525debe 100644 --- a/arch/arm/mach-s3c24xx/mach-mini2440.c +++ b/arch/arm/mach-s3c24xx/mach-mini2440.c @@ -292,21 +292,10 @@ static struct s3c2410_platform_nand mini2440_nand_info __initdata = { /* DM9000AEP 10/100 ethernet controller */ static struct resource mini2440_dm9k_resource[] = { - [0] = { - .start = MACH_MINI2440_DM9K_BASE, - .end = MACH_MINI2440_DM9K_BASE + 3, - .flags = IORESOURCE_MEM - }, - [1] = { - .start = MACH_MINI2440_DM9K_BASE + 4, - .end = MACH_MINI2440_DM9K_BASE + 7, - .flags = IORESOURCE_MEM - }, - [2] = { - .start = IRQ_EINT7, - .end = IRQ_EINT7, - .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE, - } + [0] = DEFINE_RES_MEM(MACH_MINI2440_DM9K_BASE, 4), + [1] = DEFINE_RES_MEM(MACH_MINI2440_DM9K_BASE + 4, 4), + [2] = DEFINE_RES_NAMED(IRQ_EINT7, 1, NULL, IORESOURCE_IRQ \ + | IORESOURCE_IRQ_HIGHEDGE), }; /* @@ -645,8 +634,8 @@ static void __init mini2440_init(void) s3c_gpio_cfgpin(S3C2410_GPC(0), S3C2410_GPC0_LEND); /* Turn the backlight early on */ - WARN_ON(gpio_request(S3C2410_GPG(4), "backlight")); - gpio_direction_output(S3C2410_GPG(4), 1); + WARN_ON(gpio_request_one(S3C2410_GPG(4), GPIOF_OUT_INIT_HIGH, NULL)); + gpio_free(S3C2410_GPG(4)); /* remove pullup on optional PWM backlight -- unused on 3.5 and 7"s */ s3c_gpio_setpull(S3C2410_GPB(1), S3C_GPIO_PULL_UP); diff --git a/arch/arm/mach-s3c24xx/mach-nexcoder.c b/arch/arm/mach-s3c24xx/mach-nexcoder.c index 5198e3e1c5be..5c05ba1c330f 100644 --- a/arch/arm/mach-s3c24xx/mach-nexcoder.c +++ b/arch/arm/mach-s3c24xx/mach-nexcoder.c @@ -84,11 +84,7 @@ static struct s3c2410_uartcfg nexcoder_uartcfgs[] __initdata = { /* NOR Flash on NexVision NexCoder 2440 board */ static struct resource nexcoder_nor_resource[] = { - [0] = { - .start = S3C2410_CS0, - .end = S3C2410_CS0 + (8*1024*1024) - 1, - .flags = IORESOURCE_MEM, - } + [0] = DEFINE_RES_MEM(S3C2410_CS0, SZ_8M), }; static struct map_info nexcoder_nor_map = { diff --git a/arch/arm/mach-s3c24xx/mach-osiris.c b/arch/arm/mach-s3c24xx/mach-osiris.c index c5daeb612a88..95d077255024 100644 --- a/arch/arm/mach-s3c24xx/mach-osiris.c +++ b/arch/arm/mach-s3c24xx/mach-osiris.c @@ -244,16 +244,8 @@ static struct s3c2410_platform_nand __initdata osiris_nand_info = { /* PCMCIA control and configuration */ static struct resource osiris_pcmcia_resource[] = { - [0] = { - .start = 0x0f000000, - .end = 0x0f100000, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = 0x0c000000, - .end = 0x0c100000, - .flags = IORESOURCE_MEM, - } + [0] = DEFINE_RES_MEM(0x0f000000, SZ_1M), + [1] = DEFINE_RES_MEM(0x0c000000, SZ_1M), }; static struct platform_device osiris_pcmcia = { diff --git a/arch/arm/mach-s3c24xx/mach-otom.c b/arch/arm/mach-s3c24xx/mach-otom.c index 5f1e0eeb38a9..bc4b6efb3b27 100644 --- a/arch/arm/mach-s3c24xx/mach-otom.c +++ b/arch/arm/mach-s3c24xx/mach-otom.c @@ -77,11 +77,7 @@ static struct s3c2410_uartcfg otom11_uartcfgs[] __initdata = { /* NOR Flash on NexVision OTOM board */ static struct resource otom_nor_resource[] = { - [0] = { - .start = S3C2410_CS0, - .end = S3C2410_CS0 + (4*1024*1024) - 1, - .flags = IORESOURCE_MEM, - } + [0] = DEFINE_RES_MEM(S3C2410_CS0, SZ_4M), }; static struct platform_device otom_device_nor = { diff --git a/arch/arm/mach-s3c24xx/mach-qt2410.c b/arch/arm/mach-s3c24xx/mach-qt2410.c index 91c16d9d2459..678bbca2b5e5 100644 --- a/arch/arm/mach-s3c24xx/mach-qt2410.c +++ b/arch/arm/mach-s3c24xx/mach-qt2410.c @@ -47,7 +47,6 @@ #include <asm/irq.h> #include <asm/mach-types.h> -#include <mach/regs-gpio.h> #include <mach/leds-gpio.h> #include <mach/regs-lcd.h> #include <plat/regs-serial.h> @@ -180,16 +179,8 @@ static struct s3c2410fb_mach_info qt2410_fb_info __initdata = { /* CS8900 */ static struct resource qt2410_cs89x0_resources[] = { - [0] = { - .start = 0x19000000, - .end = 0x19000000 + 16, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = IRQ_EINT9, - .end = IRQ_EINT9, - .flags = IORESOURCE_IRQ, - }, + [0] = DEFINE_RES_MEM(0x19000000, 17), + [1] = DEFINE_RES_IRQ(IRQ_EINT9), }; static struct platform_device qt2410_cs89x0 = { @@ -333,8 +324,9 @@ static void __init qt2410_machine_init(void) } s3c24xx_fb_set_platdata(&qt2410_fb_info); - s3c_gpio_cfgpin(S3C2410_GPB(0), S3C2410_GPIO_OUTPUT); - s3c2410_gpio_setpin(S3C2410_GPB(0), 1); + /* set initial state of the LED GPIO */ + WARN_ON(gpio_request_one(S3C2410_GPB(0), GPIOF_OUT_INIT_HIGH, NULL)); + gpio_free(S3C2410_GPB(0)); s3c24xx_udc_set_platdata(&qt2410_udc_cfg); s3c_i2c0_set_platdata(NULL); diff --git a/arch/arm/mach-s3c24xx/mach-rx1950.c b/arch/arm/mach-s3c24xx/mach-rx1950.c index 200debb4c72d..7ee73f27f207 100644 --- a/arch/arm/mach-s3c24xx/mach-rx1950.c +++ b/arch/arm/mach-s3c24xx/mach-rx1950.c @@ -42,7 +42,6 @@ #include <asm/mach-types.h> #include <mach/regs-gpio.h> -#include <mach/regs-gpioj.h> #include <mach/regs-lcd.h> #include <mach/h1940.h> #include <mach/fb.h> @@ -152,13 +151,8 @@ static struct pda_power_pdata power_supply_info = { }; static struct resource power_supply_resources[] = { - [0] = { - .name = "ac", - .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWEDGE | - IORESOURCE_IRQ_HIGHEDGE, - .start = IRQ_EINT2, - .end = IRQ_EINT2, - }, + [0] = DEFINE_RES_NAMED(IRQ_EINT2, 1, "ac", IORESOURCE_IRQ \ + | IORESOURCE_IRQ_LOWEDGE | IORESOURCE_IRQ_HIGHEDGE), }; static struct platform_device power_supply = { diff --git a/arch/arm/mach-s3c24xx/mach-smdk2416.c b/arch/arm/mach-s3c24xx/mach-smdk2416.c index 30a44f806e01..c3100a044fbe 100644 --- a/arch/arm/mach-s3c24xx/mach-smdk2416.c +++ b/arch/arm/mach-s3c24xx/mach-smdk2416.c @@ -148,23 +148,25 @@ static struct s3c24xx_hsudc_platdata smdk2416_hsudc_platdata = { static struct s3c_fb_pd_win smdk2416_fb_win[] = { [0] = { - /* think this is the same as the smdk6410 */ - .win_mode = { - .pixclock = 41094, - .left_margin = 8, - .right_margin = 13, - .upper_margin = 7, - .lower_margin = 5, - .hsync_len = 3, - .vsync_len = 1, - .xres = 800, - .yres = 480, - }, .default_bpp = 16, .max_bpp = 32, + .xres = 800, + .yres = 480, }, }; +static struct fb_videomode smdk2416_lcd_timing = { + .pixclock = 41094, + .left_margin = 8, + .right_margin = 13, + .upper_margin = 7, + .lower_margin = 5, + .hsync_len = 3, + .vsync_len = 1, + .xres = 800, + .yres = 480, +}; + static void s3c2416_fb_gpio_setup_24bpp(void) { unsigned int gpio; @@ -187,6 +189,7 @@ static void s3c2416_fb_gpio_setup_24bpp(void) static struct s3c_fb_platdata smdk2416_fb_platdata = { .win[0] = &smdk2416_fb_win[0], + .vtiming = &smdk2416_lcd_timing, .setup_gpio = s3c2416_fb_gpio_setup_24bpp, .vidcon0 = VIDCON0_VIDOUT_RGB | VIDCON0_PNRMODE_RGB, .vidcon1 = VIDCON1_INV_HSYNC | VIDCON1_INV_VSYNC, diff --git a/arch/arm/mach-s3c24xx/mach-tct_hammer.c b/arch/arm/mach-s3c24xx/mach-tct_hammer.c index 1114666f0efb..fe990289ee7d 100644 --- a/arch/arm/mach-s3c24xx/mach-tct_hammer.c +++ b/arch/arm/mach-s3c24xx/mach-tct_hammer.c @@ -56,11 +56,8 @@ #include "common.h" -static struct resource tct_hammer_nor_resource = { - .start = 0x00000000, - .end = 0x01000000 - 1, - .flags = IORESOURCE_MEM, -}; +static struct resource tct_hammer_nor_resource = + DEFINE_RES_MEM(0x00000000, SZ_16M); static struct mtd_partition tct_hammer_mtd_partitions[] = { { diff --git a/arch/arm/mach-s3c24xx/mach-vr1000.c b/arch/arm/mach-s3c24xx/mach-vr1000.c index 87608d45dac4..bd5f189f0424 100644 --- a/arch/arm/mach-s3c24xx/mach-vr1000.c +++ b/arch/arm/mach-s3c24xx/mach-vr1000.c @@ -187,40 +187,17 @@ static struct platform_device serial_device = { /* DM9000 ethernet devices */ static struct resource vr1000_dm9k0_resource[] = { - [0] = { - .start = S3C2410_CS5 + VR1000_PA_DM9000, - .end = S3C2410_CS5 + VR1000_PA_DM9000 + 3, - .flags = IORESOURCE_MEM - }, - [1] = { - .start = S3C2410_CS5 + VR1000_PA_DM9000 + 0x40, - .end = S3C2410_CS5 + VR1000_PA_DM9000 + 0x7f, - .flags = IORESOURCE_MEM - }, - [2] = { - .start = IRQ_VR1000_DM9000A, - .end = IRQ_VR1000_DM9000A, - .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL, - } - + [0] = DEFINE_RES_MEM(S3C2410_CS5 + VR1000_PA_DM9000, 4), + [1] = DEFINE_RES_MEM(S3C2410_CS5 + VR1000_PA_DM9000 + 0x40, 0x40), + [2] = DEFINE_RES_NAMED(IRQ_VR1000_DM9000A, 1, NULL, IORESOURCE_IRQ \ + | IORESOURCE_IRQ_HIGHLEVEL), }; static struct resource vr1000_dm9k1_resource[] = { - [0] = { - .start = S3C2410_CS5 + VR1000_PA_DM9000 + 0x80, - .end = S3C2410_CS5 + VR1000_PA_DM9000 + 0x83, - .flags = IORESOURCE_MEM - }, - [1] = { - .start = S3C2410_CS5 + VR1000_PA_DM9000 + 0xC0, - .end = S3C2410_CS5 + VR1000_PA_DM9000 + 0xFF, - .flags = IORESOURCE_MEM - }, - [2] = { - .start = IRQ_VR1000_DM9000N, - .end = IRQ_VR1000_DM9000N, - .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL, - } + [0] = DEFINE_RES_MEM(S3C2410_CS5 + VR1000_PA_DM9000 + 0x80, 4), + [1] = DEFINE_RES_MEM(S3C2410_CS5 + VR1000_PA_DM9000 + 0xC0, 0x40), + [2] = DEFINE_RES_NAMED(IRQ_VR1000_DM9000N, 1, NULL, IORESOURCE_IRQ \ + | IORESOURCE_IRQ_HIGHLEVEL), }; /* for the moment we limit ourselves to 16bit IO until some diff --git a/arch/arm/mach-s3c24xx/pm-s3c2410.c b/arch/arm/mach-s3c24xx/pm-s3c2410.c index 03f706dd6009..949ae05e07c5 100644 --- a/arch/arm/mach-s3c24xx/pm-s3c2410.c +++ b/arch/arm/mach-s3c24xx/pm-s3c2410.c @@ -77,8 +77,10 @@ static void s3c2410_pm_prepare(void) __raw_writel(calc, phys_to_virt(H1940_SUSPEND_CHECKSUM)); } - if ( machine_is_aml_m5900() ) - s3c2410_gpio_setpin(S3C2410_GPF(2), 1); + if (machine_is_aml_m5900()) { + gpio_request_one(S3C2410_GPF(2), GPIOF_OUT_INIT_HIGH, NULL); + gpio_free(S3C2410_GPF(2)); + } if (machine_is_rx1950()) { /* According to S3C2442 user's manual, page 7-17, @@ -103,8 +105,10 @@ static void s3c2410_pm_resume(void) tmp &= S3C2410_GSTATUS2_OFFRESET; __raw_writel(tmp, S3C2410_GSTATUS2); - if ( machine_is_aml_m5900() ) - s3c2410_gpio_setpin(S3C2410_GPF(2), 0); + if (machine_is_aml_m5900()) { + gpio_request_one(S3C2410_GPF(2), GPIOF_OUT_INIT_LOW, NULL); + gpio_free(S3C2410_GPF(2)); + } } struct syscore_ops s3c2410_pm_syscore_ops = { diff --git a/arch/arm/mach-s3c24xx/pm-s3c2412.c b/arch/arm/mach-s3c24xx/pm-s3c2412.c index d04588506ec4..c60f67a75aff 100644 --- a/arch/arm/mach-s3c24xx/pm-s3c2412.c +++ b/arch/arm/mach-s3c24xx/pm-s3c2412.c @@ -26,7 +26,6 @@ #include <asm/irq.h> #include <mach/regs-power.h> -#include <mach/regs-gpioj.h> #include <mach/regs-gpio.h> #include <mach/regs-dsc.h> diff --git a/arch/arm/mach-s3c24xx/pm.c b/arch/arm/mach-s3c24xx/pm.c new file mode 100644 index 000000000000..60627e63a254 --- /dev/null +++ b/arch/arm/mach-s3c24xx/pm.c @@ -0,0 +1,149 @@ +/* linux/arch/arm/plat-s3c24xx/pm.c + * + * Copyright (c) 2004-2006 Simtec Electronics + * Ben Dooks <ben@simtec.co.uk> + * + * S3C24XX Power Manager (Suspend-To-RAM) support + * + * See Documentation/arm/Samsung-S3C24XX/Suspend.txt for more information + * + * 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 + * + * Parts based on arch/arm/mach-pxa/pm.c + * + * Thanks to Dimitry Andric for debugging +*/ + +#include <linux/init.h> +#include <linux/suspend.h> +#include <linux/errno.h> +#include <linux/time.h> +#include <linux/gpio.h> +#include <linux/interrupt.h> +#include <linux/serial_core.h> +#include <linux/io.h> + +#include <plat/regs-serial.h> +#include <mach/regs-clock.h> +#include <mach/regs-gpio.h> +#include <mach/regs-mem.h> +#include <mach/regs-irq.h> + +#include <asm/mach/time.h> + +#include <plat/gpio-cfg.h> +#include <plat/pm.h> + +#define PFX "s3c24xx-pm: " + +static struct sleep_save core_save[] = { + SAVE_ITEM(S3C2410_LOCKTIME), + SAVE_ITEM(S3C2410_CLKCON), + + /* we restore the timings here, with the proviso that the board + * brings the system up in an slower, or equal frequency setting + * to the original system. + * + * if we cannot guarantee this, then things are going to go very + * wrong here, as we modify the refresh and both pll settings. + */ + + SAVE_ITEM(S3C2410_BWSCON), + SAVE_ITEM(S3C2410_BANKCON0), + SAVE_ITEM(S3C2410_BANKCON1), + SAVE_ITEM(S3C2410_BANKCON2), + SAVE_ITEM(S3C2410_BANKCON3), + SAVE_ITEM(S3C2410_BANKCON4), + SAVE_ITEM(S3C2410_BANKCON5), + +#ifndef CONFIG_CPU_FREQ + SAVE_ITEM(S3C2410_CLKDIVN), + SAVE_ITEM(S3C2410_MPLLCON), + SAVE_ITEM(S3C2410_REFRESH), +#endif + SAVE_ITEM(S3C2410_UPLLCON), + SAVE_ITEM(S3C2410_CLKSLOW), +}; + +static struct sleep_save misc_save[] = { + SAVE_ITEM(S3C2410_DCLKCON), +}; + +/* s3c_pm_check_resume_pin + * + * check to see if the pin is configured correctly for sleep mode, and + * make any necessary adjustments if it is not +*/ + +static void s3c_pm_check_resume_pin(unsigned int pin, unsigned int irqoffs) +{ + unsigned long irqstate; + unsigned long pinstate; + int irq = gpio_to_irq(pin); + + if (irqoffs < 4) + irqstate = s3c_irqwake_intmask & (1L<<irqoffs); + else + irqstate = s3c_irqwake_eintmask & (1L<<irqoffs); + + pinstate = s3c_gpio_getcfg(pin); + + if (!irqstate) { + if (pinstate == S3C2410_GPIO_IRQ) + S3C_PMDBG("Leaving IRQ %d (pin %d) as is\n", irq, pin); + } else { + if (pinstate == S3C2410_GPIO_IRQ) { + S3C_PMDBG("Disabling IRQ %d (pin %d)\n", irq, pin); + s3c_gpio_cfgpin(pin, S3C2410_GPIO_INPUT); + } + } +} + +/* s3c_pm_configure_extint + * + * configure all external interrupt pins +*/ + +void s3c_pm_configure_extint(void) +{ + int pin; + + /* for each of the external interrupts (EINT0..EINT15) we + * need to check wether it is an external interrupt source, + * and then configure it as an input if it is not + */ + + for (pin = S3C2410_GPF(0); pin <= S3C2410_GPF(7); pin++) { + s3c_pm_check_resume_pin(pin, pin - S3C2410_GPF(0)); + } + + for (pin = S3C2410_GPG(0); pin <= S3C2410_GPG(7); pin++) { + s3c_pm_check_resume_pin(pin, (pin - S3C2410_GPG(0))+8); + } +} + + +void s3c_pm_restore_core(void) +{ + s3c_pm_do_restore_core(core_save, ARRAY_SIZE(core_save)); + s3c_pm_do_restore(misc_save, ARRAY_SIZE(misc_save)); +} + +void s3c_pm_save_core(void) +{ + s3c_pm_do_save(misc_save, ARRAY_SIZE(misc_save)); + s3c_pm_do_save(core_save, ARRAY_SIZE(core_save)); +} + diff --git a/arch/arm/mach-s3c24xx/s3c2412.c b/arch/arm/mach-s3c24xx/s3c2412.c index d4bc7f960bbb..6c5f4031ff0c 100644 --- a/arch/arm/mach-s3c24xx/s3c2412.c +++ b/arch/arm/mach-s3c24xx/s3c2412.c @@ -39,7 +39,6 @@ #include <plat/regs-serial.h> #include <mach/regs-power.h> #include <mach/regs-gpio.h> -#include <mach/regs-gpioj.h> #include <mach/regs-dsc.h> #include <plat/regs-spi.h> #include <mach/regs-s3c2412.h> diff --git a/arch/arm/mach-s3c24xx/s3c2416.c b/arch/arm/mach-s3c24xx/s3c2416.c index 7743fade50df..ed5a95ece9eb 100644 --- a/arch/arm/mach-s3c24xx/s3c2416.c +++ b/arch/arm/mach-s3c24xx/s3c2416.c @@ -106,6 +106,7 @@ int __init s3c2416_init(void) register_syscore_ops(&s3c2416_pm_syscore_ops); #endif register_syscore_ops(&s3c24xx_irq_syscore_ops); + register_syscore_ops(&s3c2416_irq_syscore_ops); return device_register(&s3c2416_dev); } diff --git a/arch/arm/mach-s3c24xx/s3c244x.c b/arch/arm/mach-s3c24xx/s3c244x.c index 6f74118f60c6..b0b60a1154d6 100644 --- a/arch/arm/mach-s3c24xx/s3c244x.c +++ b/arch/arm/mach-s3c24xx/s3c244x.c @@ -36,7 +36,6 @@ #include <mach/regs-clock.h> #include <plat/regs-serial.h> #include <mach/regs-gpio.h> -#include <mach/regs-gpioj.h> #include <mach/regs-dsc.h> #include <plat/s3c2410.h> diff --git a/arch/arm/mach-s3c24xx/setup-spi.c b/arch/arm/mach-s3c24xx/setup-spi.c new file mode 100644 index 000000000000..3d47e023ce94 --- /dev/null +++ b/arch/arm/mach-s3c24xx/setup-spi.c @@ -0,0 +1,31 @@ +/* + * HS-SPI device setup for S3C2443/S3C2416 + * + * Copyright (C) 2011 Samsung Electronics Ltd. + * http://www.samsung.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. + */ + +#include <linux/gpio.h> +#include <linux/platform_device.h> + +#include <plat/gpio-cfg.h> + +#include <mach/hardware.h> +#include <mach/regs-gpio.h> + +#ifdef CONFIG_S3C64XX_DEV_SPI0 +int s3c64xx_spi0_cfg_gpio(void) +{ + /* enable hsspi bit in misccr */ + s3c2410_modify_misccr(S3C2416_MISCCR_HSSPI_EN2, 1); + + s3c_gpio_cfgall_range(S3C2410_GPE(11), 3, + S3C_GPIO_SFN(2), S3C_GPIO_PULL_UP); + + return 0; +} +#endif diff --git a/arch/arm/mach-s3c24xx/setup-ts.c b/arch/arm/mach-s3c24xx/setup-ts.c index ed2638663675..4e11affce3a8 100644 --- a/arch/arm/mach-s3c24xx/setup-ts.c +++ b/arch/arm/mach-s3c24xx/setup-ts.c @@ -16,7 +16,6 @@ struct platform_device; /* don't need the contents */ #include <mach/hardware.h> -#include <mach/regs-gpio.h> /** * s3c24xx_ts_cfg_gpio - configure gpio for s3c2410 systems @@ -27,8 +26,5 @@ struct platform_device; /* don't need the contents */ */ void s3c24xx_ts_cfg_gpio(struct platform_device *dev) { - s3c2410_gpio_cfgpin(S3C2410_GPG(12), S3C2410_GPG12_XMON); - s3c2410_gpio_cfgpin(S3C2410_GPG(13), S3C2410_GPG13_nXPON); - s3c2410_gpio_cfgpin(S3C2410_GPG(14), S3C2410_GPG14_YMON); - s3c2410_gpio_cfgpin(S3C2410_GPG(15), S3C2410_GPG15_nYPON); + s3c_gpio_cfgpin_range(S3C2410_GPG(12), 4, S3C_GPIO_SFN(3)); } diff --git a/arch/arm/mach-s3c24xx/simtec-nor.c b/arch/arm/mach-s3c24xx/simtec-nor.c index b9d6d4f92c03..029744fcaacb 100644 --- a/arch/arm/mach-s3c24xx/simtec-nor.c +++ b/arch/arm/mach-s3c24xx/simtec-nor.c @@ -55,11 +55,7 @@ static struct physmap_flash_data simtec_nor_pdata = { }; static struct resource simtec_nor_resource[] = { - [0] = { - .start = S3C2410_CS1 + 0x4000000, - .end = S3C2410_CS1 + 0x4000000 + SZ_8M - 1, - .flags = IORESOURCE_MEM, - } + [0] = DEFINE_RES_MEM(S3C2410_CS1 + 0x4000000, SZ_8M), }; static struct platform_device simtec_device_nor = { diff --git a/arch/arm/mach-s3c24xx/sleep.S b/arch/arm/mach-s3c24xx/sleep.S new file mode 100644 index 000000000000..c56612569b40 --- /dev/null +++ b/arch/arm/mach-s3c24xx/sleep.S @@ -0,0 +1,84 @@ +/* linux/arch/arm/plat-s3c24xx/sleep.S + * + * Copyright (c) 2004 Simtec Electronics + * Ben Dooks <ben@simtec.co.uk> + * + * S3C2410 Power Manager (Suspend-To-RAM) support + * + * Based on PXA/SA1100 sleep code by: + * Nicolas Pitre, (c) 2002 Monta Vista Software Inc + * Cliff Brake, (c) 2001 + * + * 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/linkage.h> +#include <asm/assembler.h> +#include <mach/hardware.h> +#include <mach/map.h> + +#include <mach/regs-gpio.h> +#include <mach/regs-clock.h> +#include <mach/regs-mem.h> +#include <plat/regs-serial.h> + +/* CONFIG_DEBUG_RESUME is dangerous if your bootloader does not + * reset the UART configuration, only enable if you really need this! +*/ +//#define CONFIG_DEBUG_RESUME + + .text + + /* sleep magic, to allow the bootloader to check for an valid + * image to resume to. Must be the first word before the + * s3c_cpu_resume entry. + */ + + .word 0x2bedf00d + + /* s3c_cpu_resume + * + * resume code entry for bootloader to call + */ + +ENTRY(s3c_cpu_resume) + mov r0, #PSR_I_BIT | PSR_F_BIT | SVC_MODE + msr cpsr_c, r0 + + @@ load UART to allow us to print the two characters for + @@ resume debug + + mov r2, #S3C24XX_PA_UART & 0xff000000 + orr r2, r2, #S3C24XX_PA_UART & 0xff000 + +#if 0 + /* SMDK2440 LED set */ + mov r14, #S3C24XX_PA_GPIO + ldr r12, [ r14, #0x54 ] + bic r12, r12, #3<<4 + orr r12, r12, #1<<7 + str r12, [ r14, #0x54 ] +#endif + +#ifdef CONFIG_DEBUG_RESUME + mov r3, #'L' + strb r3, [ r2, #S3C2410_UTXH ] +1001: + ldrb r14, [ r3, #S3C2410_UTRSTAT ] + tst r14, #S3C2410_UTRSTAT_TXE + beq 1001b +#endif /* CONFIG_DEBUG_RESUME */ + + b cpu_resume |