From 857c95370bd82406275cec91f0942ab38fb9543e Mon Sep 17 00:00:00 2001
From: wdc <wdc@rock-chips.com>
Date: Wed, 30 Jul 2014 16:45:09 +0800
Subject: [PATCH] 3126: add key node at dts file

---
 arch/arm/boot/dts/rk3126-sdk.dts | 53 ++++++++++++++++++++++++++++++++
 1 file changed, 53 insertions(+)

diff --git a/arch/arm/boot/dts/rk3126-sdk.dts b/arch/arm/boot/dts/rk3126-sdk.dts
index 9a3eff802c7a..24ef257c303a 100755
--- a/arch/arm/boot/dts/rk3126-sdk.dts
+++ b/arch/arm/boot/dts/rk3126-sdk.dts
@@ -64,6 +64,59 @@
 	status = "disabled";
 };
 
+&adc {
+	status = "okay";
+
+	key {
+		compatible = "rockchip,key";
+		io-channels = <&adc 1>;
+
+		vol-up-key {
+			linux,code = <115>;
+			label = "volume up";
+			rockchip,adc_value = <1>;
+		};
+
+		vol-down-key {
+			linux,code = <114>;
+			label = "volume down";
+			rockchip,adc_value = <170>;
+		};
+		
+		power-key {
+			gpios = <&gpio0 GPIO_A5 GPIO_ACTIVE_LOW>;
+			linux,code = <116>;
+			label = "power";
+			gpio-key,wakeup;
+		};
+
+		menu-key {
+			linux,code = <59>;
+			label = "menu";
+			rockchip,adc_value = <355>;
+		};
+
+		home-key {
+			linux,code = <102>;
+			label = "home";
+			rockchip,adc_value = <746>;
+		};
+
+		back-key {
+			linux,code = <158>;
+			label = "back";
+			rockchip,adc_value = <560>;
+		};
+
+		camera-key {
+			linux,code = <212>;
+			label = "camera";
+			rockchip,adc_value = <450>;
+		};
+	};
+};
+
+
 &i2c0 {
 	status = "okay";
 	rk818: rk818@1c {
-- 
2.34.1