ARM: dts: Add nodes for GPIO keys available on Trats

This patch extends dts file of Samsung Trats board to add support for
available GPIO keys using gpio-keys driver.

Signed-off-by: Tomasz Figa <t.figa@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>

diff --git a/arch/arm/boot/dts/exynos4210-trats.dts b/arch/arm/boot/dts/exynos4210-trats.dts
index 661854b..dcfa04b 100644 (file)
--- a/arch/arm/boot/dts/exynos4210-trats.dts
+++ b/arch/arm/boot/dts/exynos4210-trats.dts
@@ -65,6 +65,39 @@
                status = "okay";
        };
 
+       gpio-keys {
+               compatible = "gpio-keys";
+
+               vol-down-key {
+                       gpios = <&gpx2 1 1>;
+                       linux,code = <114>;
+                       label = "volume down";
+                       debounce-interval = <10>;
+               };
+
+               vol-up-key {
+                       gpios = <&gpx2 0 1>;
+                       linux,code = <115>;
+                       label = "volume up";
+                       debounce-interval = <10>;
+               };
+
+               power-key {
+                       gpios = <&gpx2 7 1>;
+                       linux,code = <116>;
+                       label = "power";
+                       debounce-interval = <10>;
+                       gpio-key,wakeup;
+               };
+
+               ok-key {
+                       gpios = <&gpx3 5 1>;
+                       linux,code = <352>;
+                       label = "ok";
+                       debounce-interval = <10>;
+               };
+       };
+
        i2c@138B0000 {
                samsung,i2c-sda-delay = <100>;
                samsung,i2c-slave-addr = <0x10>;