diff --git a/arch/arm/boot/dts/exynos4210-trats.dts b/arch/arm/boot/dts/exynos4210-trats.dts
index 661854b03f8e..dcfa04b336c7 100644
--- a/arch/arm/boot/dts/exynos4210-trats.dts
+++ b/arch/arm/boot/dts/exynos4210-trats.dts
@@ -65,6 +65,39 @@ serial@13830000 {
 		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>;