X-Git-Url: http://pilppa.org/gitweb/gitweb.cgi?a=blobdiff_plain;f=include%2Fasm-arm%2Farch-s3c2410%2Fgpio.h;h=7583895fd336fa7e8aabff426645e71824e3c273;hb=bb04af0e2e5bcd8d1a5d7f7d5c704f7eb328f241;hp=67b8b9ab22e966cae226512f3b47c76f0160cb91;hpb=48c871c1f6a7c7044dd76774fb469e65c7e2e4e8;p=linux-2.6-omap-h63xx.git diff --git a/include/asm-arm/arch-s3c2410/gpio.h b/include/asm-arm/arch-s3c2410/gpio.h index 67b8b9ab22e..7583895fd33 100644 --- a/include/asm-arm/arch-s3c2410/gpio.h +++ b/include/asm-arm/arch-s3c2410/gpio.h @@ -1,7 +1,7 @@ /* - * linux/include/asm-arm/arch-pxa/gpio.h + * linux/include/asm-arm/arch-s3c2410/gpio.h * - * S3C2400 GPIO wrappers for arch-neutral GPIO calls + * S3C2410 GPIO wrappers for arch-neutral GPIO calls * * Written by Philipp Zabel * @@ -21,14 +21,12 @@ * */ -#ifndef __ASM_ARCH_PXA_GPIO_H -#define __ASM_ARCH_PXA_GPIO_H +#ifndef __ASM_ARCH_S3C2410_GPIO_H +#define __ASM_ARCH_S3C2410_GPIO_H -#include -#include -#include - -#include +#include +#include +#include static inline int gpio_request(unsigned gpio, const char *label) { @@ -46,9 +44,11 @@ static inline int gpio_direction_input(unsigned gpio) return 0; } -static inline int gpio_direction_output(unsigned gpio) +static inline int gpio_direction_output(unsigned gpio, int value) { s3c2410_gpio_cfgpin(gpio, S3C2410_GPIO_OUTPUT); + /* REVISIT can we write the value first, to avoid glitching? */ + s3c2410_gpio_setpin(gpio, value); return 0; } @@ -57,8 +57,11 @@ static inline int gpio_direction_output(unsigned gpio) #include /* cansleep wrappers */ -/* FIXME or maybe s3c2400_gpio_getirq() ... */ +#ifdef CONFIG_CPU_S3C2400 +#define gpio_to_irq(gpio) s3c2400_gpio_getirq(gpio) +#else #define gpio_to_irq(gpio) s3c2410_gpio_getirq(gpio) +#endif /* FIXME implement irq_to_gpio() */