From: David Wu <david.wu@rock-chips.com>
Date: Tue, 15 Mar 2016 16:02:09 +0000 (+0800)
Subject: ARM64: dts: rockchip: add key support for rk3399-monkey
X-Git-Tag: firefly_0821_release~3167
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=4d64919ca14ec6646f45947b41bfe0e58f26f97b;p=firefly-linux-kernel-4.4.55.git

ARM64: dts: rockchip: add key support for rk3399-monkey

Change-Id: I1897555009fae4401d52eab443b59ff572b43879
Signed-off-by: David Wu <david.wu@rock-chips.com>
---

diff --git a/arch/arm64/boot/dts/rockchip/rk3399-monkey.dts b/arch/arm64/boot/dts/rockchip/rk3399-monkey.dts
index 8e15ac476d53..d00c644a6a73 100644
--- a/arch/arm64/boot/dts/rockchip/rk3399-monkey.dts
+++ b/arch/arm64/boot/dts/rockchip/rk3399-monkey.dts
@@ -77,5 +77,59 @@
 		system-heap {
 		};
 	};
+
+	rk_key: rockchip-key {
+		compatible = "rockchip,key";
+		status = "okay";
+
+		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 5 GPIO_ACTIVE_LOW>;
+			linux,code = <116>;
+			label = "power";
+			gpio-key,wakeup;
+		};
+
+		menu-key {
+			linux,code = <59>;
+			label = "menu";
+			rockchip,adc_value = <746>;
+		};
+
+		home-key {
+			linux,code = <102>;
+			label = "home";
+			rockchip,adc_value = <355>;
+		};
+
+		back-key {
+			linux,code = <158>;
+			label = "back";
+			rockchip,adc_value = <560>;
+		};
+
+		camera-key {
+			linux,code = <212>;
+			label = "camera";
+			rockchip,adc_value = <450>;
+		};
+	};
+};
+
+&saradc {
+        status = "okay";
 };