This patch adds support to gpiolib for GPIO bank J present on S3C244X CPUs.
Signed-off-by: Christian Pellegrin <[email protected]> --- arch/arm/mach-s3c2410/include/mach/gpio-nrs.h | 4 ++++ arch/arm/mach-s3c2410/include/mach/gpio.h | 8 ++++++++ arch/arm/plat-s3c24xx/gpiolib.c | 16 +++++++++++++++- 3 files changed, 27 insertions(+), 1 deletions(-) diff --git a/arch/arm/mach-s3c2410/include/mach/gpio-nrs.h b/arch/arm/mach-s3c2410/include/mach/gpio-nrs.h index 2edbb9c..f1f32e2 100644 --- a/arch/arm/mach-s3c2410/include/mach/gpio-nrs.h +++ b/arch/arm/mach-s3c2410/include/mach/gpio-nrs.h @@ -24,6 +24,7 @@ #define S3C2410_GPIO_BANKF (32*5) #define S3C2410_GPIO_BANKG (32*6) #define S3C2410_GPIO_BANKH (32*7) +#define S3C2410_GPIO_BANKJ (32*8) /* GPIO bank sizes */ #define S3C2410_GPIO_A_NR (32) @@ -34,6 +35,7 @@ #define S3C2410_GPIO_F_NR (32) #define S3C2410_GPIO_G_NR (32) #define S3C2410_GPIO_H_NR (32) +#define S3C2410_GPIO_J_NR (32) #if CONFIG_S3C_GPIO_SPACE != 0 #error CONFIG_S3C_GPIO_SPACE cannot be zero at the moment @@ -53,6 +55,7 @@ enum s3c_gpio_number { S3C2410_GPIO_F_START = S3C2410_GPIO_NEXT(S3C2410_GPIO_E), S3C2410_GPIO_G_START = S3C2410_GPIO_NEXT(S3C2410_GPIO_F), S3C2410_GPIO_H_START = S3C2410_GPIO_NEXT(S3C2410_GPIO_G), + S3C2410_GPIO_J_START = S3C2410_GPIO_NEXT(S3C2410_GPIO_H), }; #endif /* __ASSEMBLY__ */ @@ -67,6 +70,7 @@ enum s3c_gpio_number { #define S3C2410_GPF(_nr) (S3C2410_GPIO_F_START + (_nr)) #define S3C2410_GPG(_nr) (S3C2410_GPIO_G_START + (_nr)) #define S3C2410_GPH(_nr) (S3C2410_GPIO_H_START + (_nr)) +#define S3C2410_GPJ(_nr) (S3C2410_GPIO_J_START + (_nr)) /* compatibility until drivers can be modified */ diff --git a/arch/arm/mach-s3c2410/include/mach/gpio.h b/arch/arm/mach-s3c2410/include/mach/gpio.h index 15f0b3e..1528fc7 100644 --- a/arch/arm/mach-s3c2410/include/mach/gpio.h +++ b/arch/arm/mach-s3c2410/include/mach/gpio.h @@ -20,10 +20,18 @@ * devices that need GPIO. */ +#ifdef CONFIG_CPU_S3C244X +#define ARCH_NR_GPIOS (32 * 9 + CONFIG_S3C24XX_GPIO_EXTRA) +#else #define ARCH_NR_GPIOS (256 + CONFIG_S3C24XX_GPIO_EXTRA) +#endif #include <asm-generic/gpio.h> #include <mach/gpio-nrs.h> #include <mach/gpio-fns.h> +#ifdef CONFIG_CPU_S3C244X +#define S3C_GPIO_END (S3C2410_GPIO_BANKJ + 32) +#else #define S3C_GPIO_END (S3C2410_GPIO_BANKH + 32) +#endif diff --git a/arch/arm/plat-s3c24xx/gpiolib.c b/arch/arm/plat-s3c24xx/gpiolib.c index 4f0f11a..0818a6e 100644 --- a/arch/arm/plat-s3c24xx/gpiolib.c +++ b/arch/arm/plat-s3c24xx/gpiolib.c @@ -26,6 +26,7 @@ #include <plat/pm.h> #include <mach/regs-gpio.h> +#include <mach/regs-gpioj.h> static int s3c24xx_gpiolib_banka_input(struct gpio_chip *chip, unsigned offset) { @@ -151,7 +152,8 @@ struct s3c_gpio_chip s3c24xx_gpios[] = { .ngpio = 16, .to_irq = s3c24xx_gpiolib_bankg_toirq, }, - }, { + }, + [7] = { .base = S3C2410_GPHCON, .pm = __gpio_pm(&s3c_gpio_pm_2bit), .chip = { @@ -161,6 +163,18 @@ struct s3c_gpio_chip s3c24xx_gpios[] = { .ngpio = 11, }, }, +#ifdef CONFIG_CPU_S3C244X + [8] = { + .base = S3C2440_GPJCON, + .pm = __gpio_pm(&s3c_gpio_pm_2bit), + .chip = { + .base = S3C2410_GPJ(0), + .owner = THIS_MODULE, + .label = "GPIOJ", + .ngpio = 13, + }, + }, +#endif }; static __init int s3c24xx_gpiolib_init(void) -- 1.5.6.5 -- To unsubscribe from this list: send the line "unsubscribe linux-samsung-soc" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
