ARM: mach-shmobile: armadillo800eva: add support gpio_key

Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Tested-by: Simon Horman <horms@verge.net.au>
Acked-by: Magnus Damm <damm@opensource.se>
Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl>

diff --git a/arch/arm/mach-shmobile/board-armadillo800eva.c b/arch/arm/mach-shmobile/board-armadillo800eva.c
index 5cc17a8..0bce9b8 100644 (file)
--- a/arch/arm/mach-shmobile/board-armadillo800eva.c
+++ b/arch/arm/mach-shmobile/board-armadillo800eva.c
@@ -22,8 +22,10 @@
 #include <linux/clk.h>
 #include <linux/err.h>
 #include <linux/kernel.h>
+#include <linux/input.h>
 #include <linux/platform_device.h>
 #include <linux/gpio.h>
+#include <linux/gpio_keys.h>
 #include <linux/videodev2.h>
 #include <mach/common.h>
 #include <mach/irqs.h>
@@ -149,11 +151,35 @@ static struct platform_device lcdc0_device = {
        },
 };
 
+/* GPIO KEY */
+#define GPIO_KEY(c, g, d) { .code = c, .gpio = g, .desc = d, .active_low = 1 }
+
+static struct gpio_keys_button gpio_buttons[] = {
+       GPIO_KEY(KEY_POWER,     GPIO_PORT99,    "SW1"),
+       GPIO_KEY(KEY_BACK,      GPIO_PORT100,   "SW2"),
+       GPIO_KEY(KEY_MENU,      GPIO_PORT97,    "SW3"),
+       GPIO_KEY(KEY_HOME,      GPIO_PORT98,    "SW4"),
+};
+
+static struct gpio_keys_platform_data gpio_key_info = {
+       .buttons        = gpio_buttons,
+       .nbuttons       = ARRAY_SIZE(gpio_buttons),
+};
+
+static struct platform_device gpio_keys_device = {
+       .name   = "gpio-keys",
+       .id     = -1,
+       .dev    = {
+               .platform_data  = &gpio_key_info,
+       },
+};
+
 /*
  * board devices
  */
 static struct platform_device *eva_devices[] __initdata = {
        &lcdc0_device,
+       &gpio_keys_device,
 };
 
 /*