Commit 699349e0 authored by Thierry Reding's avatar Thierry Reding
Browse files

arm64: tegra: Enable gpio-keys on Jetson AGX Orin Developer Kit 



Expose power, force-recovery and sleep buttons via a gpio-keys device so
that userspace can receive events from them.

Signed-off-by: default avatarThierry Reding <treding@nvidia.com>
parent 835553b3

arch/arm64/boot/dts/nvidia/tegra234-p3737-0000+p3701-0000.dts

+31 −0
Original line number Diff line number Diff line 
// SPDX-License-Identifier: GPL-2.0

/dts-v1/;



#include <dt-bindings/input/linux-event-codes.h>

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



#include "tegra234-p3701-0000.dtsi"

#include "tegra234-p3737-0000.dtsi"
@@ -18,6 +21,34 @@ chosen { 
		stdout-path = "serial0:115200n8";

	};



	gpio-keys {

		compatible = "gpio-keys";

		status = "okay";



		force-recovery {

			label = "Force Recovery";

			gpios = <&gpio TEGRA234_MAIN_GPIO(G, 0) GPIO_ACTIVE_LOW>;

			linux,input-type = <EV_KEY>;

			linux,code = <BTN_1>;

		};



		power-key {

			label = "Power";

			gpios = <&gpio_aon TEGRA234_AON_GPIO(EE, 4) GPIO_ACTIVE_LOW>;

			linux,input-type = <EV_KEY>;

			linux,code = <KEY_POWER>;

			wakeup-event-action = <EV_ACT_ASSERTED>;

			wakeup-source;

		};



		suspend {

			label = "Suspend";

			gpios = <&gpio TEGRA234_MAIN_GPIO(G, 2) GPIO_ACTIVE_LOW>;

			linux,input-type = <EV_KEY>;

			linux,code = <KEY_SLEEP>;

		};

	};



	serial {

		status = "okay";

	};

arch/arm64/boot/dts/nvidia/tegra234.dtsi

+1 −0
Original line number Diff line number Diff line 
// SPDX-License-Identifier: GPL-2.0



#include <dt-bindings/clock/tegra234-clock.h>

#include <dt-bindings/gpio/tegra234-gpio.h>

#include <dt-bindings/interrupt-controller/arm-gic.h>

#include <dt-bindings/mailbox/tegra186-hsp.h>

#include <dt-bindings/memory/tegra234-mc.h>