Commit 71b83b74 authored by Bjorn Andersson's avatar Bjorn Andersson
Browse files

arm64: dts: qcom: c630: Expose LID events 



The LID state can be read from GPIO 124 and the "tablet mode" from GPIO
95, expose these to the system using gpio-keys and mark the falling edge
of the LID state as a wakeup-source - to wake the system from suspend.

Tested-by: default avatarSteev Klimaszewski <steev@kali.org>
Acked-by: default avatarShawn Guo <shawn.guo@linaro.org>
Link: https://lore.kernel.org/r/20201125060838.165576-1-bjorn.andersson@linaro.org


Signed-off-by: default avatarBjorn Andersson <bjorn.andersson@linaro.org>
parent 683227e5

arch/arm64/boot/dts/qcom/sdm850-lenovo-yoga-c630.dts

+39 −0
Original line number Diff line number Diff line
@@ -8,6 +8,8 @@ 
/dts-v1/;



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

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

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

#include <dt-bindings/regulator/qcom,rpmh-regulator.h>

#include <dt-bindings/sound/qcom,q6afe.h>

#include <dt-bindings/sound/qcom,q6asm.h>
@@ -21,6 +23,27 @@ 
	aliases {

		hsuart0 = &uart6;

	};



	gpio-keys {

		compatible = "gpio-keys";



		pinctrl-names = "default";

		pinctrl-0 = <&lid_pin_active>, <&mode_pin_active>;



		lid {

			gpios = <&tlmm 124 GPIO_ACTIVE_HIGH>;

			linux,input-type = <EV_SW>;

			linux,code = <SW_LID>;

			wakeup-source;

			wakeup-event-action = <EV_ACT_DEASSERTED>;

		};



		mode {

			gpios = <&tlmm 95 GPIO_ACTIVE_HIGH>;

			linux,input-type = <EV_SW>;

			linux,code = <SW_TABLET_MODE>;

		};

	};

};



&adsp_pas {
@@ -456,6 +479,22 @@ 
		bias-pull-down;

		drive-strength = <2>;

	};



	lid_pin_active: lid-pin {

		pins = "gpio124";

		function = "gpio";



		input-enable;

		bias-disable;

	};



	mode_pin_active: mode-pin {

		pins = "gpio95";

		function = "gpio";



		input-enable;

		bias-disable;

	};

};



&uart6 {