Messages in this thread Patch in this message | | | From | Lars-Peter Clausen <> | Subject | [PATCH 03/09] ARM: s3c2440: gta02: Add button support | Date | Mon, 7 Feb 2011 02:51:55 +0100 |
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This patch adds support for the two buttons found on the gta02 device, which are connectd to gpio pins, using the gpio-keys driver.
Signed-off-by: Lars-Peter Clausen <lars@metafoo.de> --- arch/arm/mach-s3c2440/mach-gta02.c | 34 ++++++++++++++++++++++++++++++++++ 1 files changed, 34 insertions(+), 0 deletions(-)
diff --git a/arch/arm/mach-s3c2440/mach-gta02.c b/arch/arm/mach-s3c2440/mach-gta02.c index e83062b..6629998 100644 --- a/arch/arm/mach-s3c2440/mach-gta02.c +++ b/arch/arm/mach-s3c2440/mach-gta02.c @@ -58,6 +58,9 @@ #include <linux/mfd/pcf50633/pmic.h> #include <linux/mfd/pcf50633/backlight.h> +#include <linux/input.h> +#include <linux/gpio_keys.h> + #include <asm/mach/arch.h> #include <asm/mach/map.h> #include <asm/mach/irq.h> @@ -489,6 +492,36 @@ static struct s3c2410_hcd_info gta02_usb_info __initdata = { }, }; +/* Buttons */ +static struct gpio_keys_button gta02_buttons[] = { + { + .gpio = GTA02_GPIO_AUX_KEY, + .code = KEY_PHONE, + .desc = "Aux", + .type = EV_KEY, + .debounce_interval = 100, + }, + { + .gpio = GTA02_GPIO_HOLD_KEY, + .code = KEY_PAUSE, + .desc = "Hold", + .type = EV_KEY, + .debounce_interval = 100, + }, +}; + +static struct gpio_keys_platform_data gta02_buttons_pdata = { + .buttons = gta02_buttons, + .nbuttons = ARRAY_SIZE(gta02_buttons), +}; + +static struct platform_device gta02_buttons_device = { + .name = "gpio-keys", + .id = -1, + .dev = { + .platform_data = >a02_buttons_pdata, + }, +}; static void __init gta02_map_io(void) { @@ -511,6 +544,7 @@ static struct platform_device *gta02_devices[] __initdata = { &s3c_device_iis, &samsung_asoc_dma, &s3c_device_i2c0, + >a02_buttons_device, }; /* These guys DO need to be children of PMU. */ -- 1.7.2.3
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