diff options
| author | Sachin Kamat <sachin.kamat@linaro.org> | 2011-09-16 21:41:25 +0900 |
|---|---|---|
| committer | Kukjin Kim <kgene.kim@samsung.com> | 2011-10-03 08:42:22 +0900 |
| commit | c86cfdd012498ddab2b2eb23fad201637a77acf4 (patch) | |
| tree | e56ebe43b24ec4cdb1cc421358a555c112cfd8ea /arch/arm/mach-exynos4/mach-origen.c | |
| parent | cf1dad9d7f14ddf555baa0fcc82d17d5f29d3ae2 (diff) | |
ARM: EXYNOS4: Add keypad support for ORIGEN
This patch adds keypad support for ORIGEN board as GPIO keys.
Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
Diffstat (limited to 'arch/arm/mach-exynos4/mach-origen.c')
| -rw-r--r-- | arch/arm/mach-exynos4/mach-origen.c | 58 |
1 files changed, 58 insertions, 0 deletions
diff --git a/arch/arm/mach-exynos4/mach-origen.c b/arch/arm/mach-exynos4/mach-origen.c index cd5195f9354..3d67140aaea 100644 --- a/arch/arm/mach-exynos4/mach-origen.c +++ b/arch/arm/mach-exynos4/mach-origen.c @@ -15,6 +15,7 @@ #include <linux/io.h> #include <linux/input.h> #include <linux/pwm_backlight.h> +#include <linux/gpio_keys.h> #include <asm/mach/arch.h> #include <asm/mach-types.h> @@ -97,6 +98,62 @@ static void __init origen_ehci_init(void) s5p_ehci_set_platdata(pdata); } +static struct gpio_keys_button origen_gpio_keys_table[] = { + { + .code = KEY_MENU, + .gpio = EXYNOS4_GPX1(5), + .desc = "gpio-keys: KEY_MENU", + .type = EV_KEY, + .active_low = 1, + .wakeup = 1, + .debounce_interval = 1, + }, { + .code = KEY_HOME, + .gpio = EXYNOS4_GPX1(6), + .desc = "gpio-keys: KEY_HOME", + .type = EV_KEY, + .active_low = 1, + .wakeup = 1, + .debounce_interval = 1, + }, { + .code = KEY_BACK, + .gpio = EXYNOS4_GPX1(7), + .desc = "gpio-keys: KEY_BACK", + .type = EV_KEY, + .active_low = 1, + .wakeup = 1, + .debounce_interval = 1, + }, { + .code = KEY_UP, + .gpio = EXYNOS4_GPX2(0), + .desc = "gpio-keys: KEY_UP", + .type = EV_KEY, + .active_low = 1, + .wakeup = 1, + .debounce_interval = 1, + }, { + .code = KEY_DOWN, + .gpio = EXYNOS4_GPX2(1), + .desc = "gpio-keys: KEY_DOWN", + .type = EV_KEY, + .active_low = 1, + .wakeup = 1, + .debounce_interval = 1, + }, +}; + +static struct gpio_keys_platform_data origen_gpio_keys_data = { + .buttons = origen_gpio_keys_table, + .nbuttons = ARRAY_SIZE(origen_gpio_keys_table), +}; + +static struct platform_device origen_device_gpiokeys = { + .name = "gpio-keys", + .dev = { + .platform_data = &origen_gpio_keys_data, + }, +}; + static struct platform_device *origen_devices[] __initdata = { &s3c_device_hsmmc2, &s3c_device_hsmmc0, @@ -107,6 +164,7 @@ static struct platform_device *origen_devices[] __initdata = { &s5p_device_fimc1, &s5p_device_fimc2, &s5p_device_fimc3, + &origen_device_gpiokeys, }; /* LCD Backlight data */ |