From 795623a4c5780a4fb7aacefad9fe4ed8fa40fd87 Mon Sep 17 00:00:00 2001
From: Xu Jianqun <jay.xu@rock-chips.com>
Date: Wed, 6 Jan 2016 13:17:16 +0800
Subject: [PATCH] ARM64: dts: rockchip: add rk-key node for RK3368 board

Change-Id: I8ccf8a2a3e6a6c587f4a5120f955a6f5bb902e42
Signed-off-by: Xu Jianqun <jay.xu@rock-chips.com>
---
 .../boot/dts/rockchip/rk3368-tb-sheep.dts     |  4 ++
 arch/arm64/boot/dts/rockchip/rk3368-tb.dtsi   | 50 +++++++++++++++++++
 2 files changed, 54 insertions(+)

diff --git a/arch/arm64/boot/dts/rockchip/rk3368-tb-sheep.dts b/arch/arm64/boot/dts/rockchip/rk3368-tb-sheep.dts
index 25bea47c7c78..27e1bdf3f481 100644
--- a/arch/arm64/boot/dts/rockchip/rk3368-tb-sheep.dts
+++ b/arch/arm64/boot/dts/rockchip/rk3368-tb-sheep.dts
@@ -64,3 +64,7 @@
 	status = "okay";
 	#include <dt-bindings/display/screen-timing/lcd-tv080wum-mipi.dtsi>
 };
+
+&rk_key {
+	status = "okay";
+};
diff --git a/arch/arm64/boot/dts/rockchip/rk3368-tb.dtsi b/arch/arm64/boot/dts/rockchip/rk3368-tb.dtsi
index e7454305ebb4..b78518014256 100644
--- a/arch/arm64/boot/dts/rockchip/rk3368-tb.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3368-tb.dtsi
@@ -99,6 +99,56 @@
 		default-brightness-level = <200>;
 		enable-gpios = <&gpio0 20 GPIO_ACTIVE_HIGH>;
 	};
+
+	rk_key: rockchip-key {
+		compatible = "rockchip,key";
+		status = "disabled";
+
+		io-channels = <&saradc 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 2 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>;
+		};
+	};
 };
 
 &emmc {
-- 
2.34.1