From: Frank Wang <frank.wang@rock-chips.com>
Date: Fri, 12 May 2017 03:17:48 +0000 (+0800)
Subject: arm: dts: add gpio power-key support for rk322x SoC
X-Git-Tag: release-20171130_firefly~4^2~575
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=0e021c2e798e3cfe105456214995e9454e30e85d;p=firefly-linux-kernel-4.4.55.git

arm: dts: add gpio power-key support for rk322x SoC

Change-Id: I45d6e0ffe5444b26165324048c0e88d6fca19bab
Signed-off-by: Frank Wang <frank.wang@rock-chips.com>
---

diff --git a/arch/arm/boot/dts/rk322x-android.dtsi b/arch/arm/boot/dts/rk322x-android.dtsi
index 54cc74a10801..4ed05d138cf9 100644
--- a/arch/arm/boot/dts/rk322x-android.dtsi
+++ b/arch/arm/boot/dts/rk322x-android.dtsi
@@ -62,6 +62,24 @@
 		compatible = "arm,psci-1.0";
 		method = "smc";
 	};
+
+	gpio_keys {
+		compatible = "gpio-keys";
+		#address-cells = <1>;
+		#size-cells = <0>;
+		autorepeat;
+
+		pinctrl-names = "default";
+		pinctrl-0 = <&pwr_key>;
+
+		power {
+			label = "GPIO Key Power";
+			gpios = <&gpio3 23 GPIO_ACTIVE_LOW>;
+			linux,code = <116>;
+			debounce-interval = <100>;
+			wakeup-source;
+		};
+	};
 };
 
 &cpu0 {
@@ -94,6 +112,14 @@
 	status = "okay";
 };
 
+&pinctrl {
+	keys {
+		pwr_key: pwr-key {
+			rockchip,pins = <3 23 RK_FUNC_GPIO &pcfg_pull_up>;
+		};
+	};
+};
+
 &u2phy0 {
 	status = "okay";