ARM: dts: add support for GPIO buttons for exynos4412-odroid

[cascardo/linux.git] / arch / arm / boot / dts / exynos4412-odroidx.dts

diff --git a/arch/arm/boot/dts/exynos4412-odroidx.dts b/arch/arm/boot/dts/exynos4412-odroidx.dts
index 8b453a3..cb1cfe7 100644 (file)
--- a/arch/arm/boot/dts/exynos4412-odroidx.dts
+++ b/arch/arm/boot/dts/exynos4412-odroidx.dts
@@ -46,6 +46,20 @@
                status = "okay";
        };
 
+       gpio_keys {
+               pinctrl-0 = <&gpio_power_key &gpio_home_key>;
+
+               home_key {
+                       interrupt-parent = <&gpx2>;
+                       interrupts = <2 0>;
+                       gpios = <&gpx2 2 0>;
+                       linux,code = <KEY_HOME>;
+                       label = "home key";
+                       debounce-interval = <10>;
+                       gpio-key,wakeup;
+               };
+       };
+
        regulator_p3v3 {
                compatible = "regulator-fixed";
                regulator-name = "p3v3_en";
@@ -62,3 +76,10 @@
                status = "okay";
        };
 };
+
+&pinctrl_1 {
+       gpio_home_key: home_key {
+               samsung,pins = "gpx2-2";
+               samsung,pin-pud = <0>;
+       };
+};