ARM: S3C2410: H1940: Add keys device

Add buttons definition for H1940.

Signed-off-by: Vasily Khoruzhick <anarsoul@gmail.com>
Signed-off-by: Ben Dooks <ben-linux@fluff.org>

1 files changed, 39 insertions, 0 deletions

diff --git a/arch/arm/mach-s3c2410/mach-h1940.c b/arch/arm/mach-s3c2410/mach-h1940.c
index 1e93f176c1de..07564404fb89 100644
--- a/arch/arm/mach-s3c2410/mach-h1940.c
+++ b/arch/arm/mach-s3c2410/mach-h1940.c
@@ -23,6 +23,8 @@
 #include <linux/platform_device.h>
 #include <linux/io.h>
 #include <linux/gpio.h>
+#include <linux/input.h>
+#include <linux/gpio_keys.h>
 #include <linux/pwm_backlight.h>
 #include <linux/i2c.h>
 #include <video/platform_lcd.h>
@@ -362,7 +364,44 @@ static struct i2c_board_info h1940_i2c_devices[] = {
         },
 };
 
+#define DECLARE_BUTTON(p, k, n, w)      \
+        {                               \
+                .gpio           = p,    \
+                .code           = k,    \
+                .desc           = n,    \
+                .wakeup         = w,    \
+                .active_low     = 1,    \
+        }
+
+static struct gpio_keys_button h1940_buttons[] = {
+        DECLARE_BUTTON(S3C2410_GPF(0),       KEY_POWER,          "Power", 1),
+        DECLARE_BUTTON(S3C2410_GPF(6),       KEY_ENTER,         "Select", 1),
+        DECLARE_BUTTON(S3C2410_GPF(7),      KEY_RECORD,         "Record", 0),
+        DECLARE_BUTTON(S3C2410_GPG(0),         KEY_F11,       "Calendar", 0),
+        DECLARE_BUTTON(S3C2410_GPG(2),         KEY_F12,       "Contacts", 0),
+        DECLARE_BUTTON(S3C2410_GPG(3),        KEY_MAIL,           "Mail", 0),
+        DECLARE_BUTTON(S3C2410_GPG(6),        KEY_LEFT,     "Left_arrow", 0),
+        DECLARE_BUTTON(S3C2410_GPG(7),    KEY_HOMEPAGE,           "Home", 0),
+        DECLARE_BUTTON(S3C2410_GPG(8),       KEY_RIGHT,    "Right_arrow", 0),
+        DECLARE_BUTTON(S3C2410_GPG(9),          KEY_UP,       "Up_arrow", 0),
+        DECLARE_BUTTON(S3C2410_GPG(10),       KEY_DOWN,     "Down_arrow", 0),
+};
+
+static struct gpio_keys_platform_data h1940_buttons_data = {
+        .buttons        = h1940_buttons,
+        .nbuttons       = ARRAY_SIZE(h1940_buttons),
+};
+
+static struct platform_device h1940_dev_buttons = {
+        .name           = "gpio-keys",
+        .id             = -1,
+        .dev            = {
+                .platform_data  = &h1940_buttons_data,
+        }
+};
+
 static struct platform_device *h1940_devices[] __initdata = {
+        &h1940_dev_buttons,
         &s3c_device_ohci,
         &s3c_device_lcd,
         &s3c_device_wdt,