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Commit 8e4422ae authored by Anson Huang's avatar Anson Huang Committed by Shawn Guo
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ARM: dts: imx6qdl-sabresd: Add power key support 



This patch adds support for imx6qdl-sabresd board's power
key, the key is named "SW1" on board, press it can wake up
system from suspend.

Add a new pinctrl entry for gpio keys and move all gpio
keys pin to this entry.

Signed-off-by: default avatarAnson Huang <b20788@freescale.com>
Signed-off-by: default avatarShawn Guo <shawn.guo@linaro.org>
parent b0d300d3

arch/arm/boot/dts/imx6qdl-sabresd.dtsi

+21 −4
Original line number Diff line number Diff line
@@ -10,6 +10,8 @@ 
 * http://www.gnu.org/copyleft/gpl.html

 */



#include <dt-bindings/input/input.h>



/ {

	memory {

		reg = <0x10000000 0x40000000>;
@@ -51,19 +53,28 @@ 


	gpio-keys {

		compatible = "gpio-keys";

		pinctrl-names = "default";

		pinctrl-0 = <&pinctrl_gpio_keys>;



		power {

			label = "Power Button";

			gpios = <&gpio3 29 0>;

			gpio-key,wakeup;

			linux,code = <KEY_POWER>;

		};



		volume-up {

			label = "Volume Up";

			gpios = <&gpio1 4 0>;

			gpio-key,wakeup;

			linux,code = <115>; /* KEY_VOLUMEUP */

			linux,code = <KEY_VOLUMEUP>;

		};



		volume-down {

			label = "Volume Down";

			gpios = <&gpio1 5 0>;

			gpio-key,wakeup;

			linux,code = <114>; /* KEY_VOLUMEDOWN */

			linux,code = <KEY_VOLUMEDOWN>;

		};

	};
@@ -176,8 +187,6 @@ 
	imx6qdl-sabresd {

		pinctrl_hog: hoggrp {

			fsl,pins = <

				MX6QDL_PAD_GPIO_4__GPIO1_IO04   0x80000000

				MX6QDL_PAD_GPIO_5__GPIO1_IO05   0x80000000

				MX6QDL_PAD_NANDF_D0__GPIO2_IO00 0x80000000

				MX6QDL_PAD_NANDF_D1__GPIO2_IO01 0x80000000

				MX6QDL_PAD_NANDF_D2__GPIO2_IO02 0x80000000
@@ -228,6 +237,14 @@ 
			>;

		};



		pinctrl_gpio_keys: gpio_keysgrp {

			fsl,pins = <

				MX6QDL_PAD_EIM_D29__GPIO3_IO29 0x80000000

				MX6QDL_PAD_GPIO_4__GPIO1_IO04  0x80000000

				MX6QDL_PAD_GPIO_5__GPIO1_IO05  0x80000000

			>;

		};



		pinctrl_i2c1: i2c1grp {

			fsl,pins = <

				MX6QDL_PAD_CSI0_DAT8__I2C1_SDA		0x4001b8b1