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Commit cd5bca6f authored by Felipe Balbi's avatar Felipe Balbi Committed by Tony Lindgren
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ARM: dts: am437x-idk: add gpio-based power key 



AM437x IDK board has a User Switch which we can
program to whatever we want. Because this board
doesn't have a PMIC which can give us power button
presses, let's use this user switch as a gpio-keys
power button.

Signed-off-by: default avatarFelipe Balbi <balbi@ti.com>
Signed-off-by: default avatarTony Lindgren <tony@atomide.com>
parent f4b36909

arch/arm/boot/dts/am437x-idk-evm.dts

+24 −0
Original line number Diff line number Diff line
@@ -96,9 +96,29 @@ 
		regulator-boot-on;

		vin-supply = <&v1_5dreg>;

	};



	gpio_keys: gpio_keys {

		compatible = "gpio-keys";

		pinctrl-names = "default";

		pinctrl-0 = <&gpio_keys_pins_default>;

		#address-cells = <1>;

		#size-cells = <0>;



		switch@0 {

			label = "power-button";

			linux,code = <KEY_POWER>;

			gpios = <&gpio4 2 GPIO_ACTIVE_LOW>;

		};

	};

};



&am43xx_pinmux {

	gpio_keys_pins_default: gpio_keys_pins_default {

		pinctrl-single,pins = <

			0x1b8 (PIN_INPUT | MUX_MODE7)	/* cam0_field.gpio4_2 */

		>;

	};



	i2c0_pins_default: i2c0_pins_default {

		pinctrl-single,pins = <

			0x188 (PIN_INPUT | SLEWCTRL_FAST | MUX_MODE0) /* i2c0_sda.i2c0_sda */
@@ -282,6 +302,10 @@ 
	status = "okay";

};



&gpio4 {

	status = "okay";

};



&gpio5 {

	status = "okay";

};