From 35dd43e4f994bd191a746e81387b468541b319a6 Mon Sep 17 00:00:00 2001
From: Robin Gong <b38343@freescale.com>
Date: Mon, 12 Oct 2015 16:23:34 +0800
Subject: [PATCH] MLK-11693-1: ARM: dts: imx6qdl-sabreauto: add gpio keys

add gpio keys, please attach main board to test this function, since those
gpio pins are located on main board.

Signed-off-by: Robin Gong <b38343@freescale.com>
---
 arch/arm/boot/dts/imx6qdl-sabreauto.dtsi | 52 ++++++++++++++++++++++++
 1 file changed, 52 insertions(+)

diff --git a/arch/arm/boot/dts/imx6qdl-sabreauto.dtsi b/arch/arm/boot/dts/imx6qdl-sabreauto.dtsi
index debeab8a6eeb..71bb8edd0fd0 100644
--- a/arch/arm/boot/dts/imx6qdl-sabreauto.dtsi
+++ b/arch/arm/boot/dts/imx6qdl-sabreauto.dtsi
@@ -11,6 +11,7 @@
  */
 
 #include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/input/input.h>
 
 / {
 	aliases {
@@ -20,6 +21,47 @@
 		mxcfb3 = &mxcfb4;
 	};
 
+	gpio-keys {
+		compatible = "gpio-keys1";
+		pinctrl-names = "default";
+		pinctrl-0 = <&pinctrl_gpio_keys>;
+
+		home {
+			label = "Home";
+			gpios = <&gpio1 11 GPIO_ACTIVE_LOW>;
+			gpio-key,wakeup;
+			linux,code = <KEY_HOME>;
+		};
+
+		back {
+			label = "Back";
+			gpios = <&gpio1 12 GPIO_ACTIVE_LOW>;
+			gpio-key,wakeup;
+			linux,code = <KEY_BACK>;
+		};
+
+		program {
+			label = "Program";
+			gpios = <&gpio2 12 GPIO_ACTIVE_LOW>;
+			gpio-key,wakeup;
+			linux,code = <KEY_PROGRAM>;
+		};
+
+		volume-up {
+			label = "Volume Up";
+			gpios = <&gpio2 15 GPIO_ACTIVE_LOW>;
+			gpio-key,wakeup;
+			linux,code = <KEY_VOLUMEUP>;
+		};
+
+		volume-down {
+			label = "Volume Down";
+			gpios = <&gpio5 14 GPIO_ACTIVE_LOW>;
+			gpio-key,wakeup;
+			linux,code = <KEY_VOLUMEDOWN>;
+		};
+	};
+
 	memory:	memory {
 		reg = <0x10000000 0x80000000>;
 	};
@@ -633,6 +675,16 @@
 			>;
 		};
 
+		pinctrl_gpio_keys: gpio_keysgrp {
+			fsl,pins = <
+				MX6QDL_PAD_SD2_CMD__GPIO1_IO11	0x1b0b0
+				MX6QDL_PAD_SD2_DAT3__GPIO1_IO12 0x1b0b0
+				MX6QDL_PAD_SD4_DAT4__GPIO2_IO12 0x1b0b0
+				MX6QDL_PAD_SD4_DAT7__GPIO2_IO15	0x1b0b0
+				MX6QDL_PAD_DISP0_DAT20__GPIO5_IO14 0x1b0b0
+			>;
+		};
+
 		pinctrl_gpio_leds: gpioledsgrp {
 			fsl,pins = <
 				MX6QDL_PAD_DISP0_DAT21__GPIO5_IO15	0x80000000
-- 
2.17.1