linux-kernel - Re: [PATCH] arm64: dts: qcom: sc8280xp-lenovo-thinkpad-x13s: Add LID switch

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Message-ID: <c074cd3f-3398-f0ff-bbca-5e7ff157cc7e@somainline.org>
Date:   Sat, 30 Jul 2022 22:53:37 +0200
From:   Konrad Dybcio <konrad.dybcio@...ainline.org>
To:     Bjorn Andersson <bjorn.andersson@...aro.org>,
        Andy Gross <agross@...nel.org>
Cc:     Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] arm64: dts: qcom: sc8280xp-lenovo-thinkpad-x13s: Add LID
 switch



On 30.07.2022 21:36, Bjorn Andersson wrote:
> Add gpio-keys for exposing the LID switch state.
> 
> Signed-off-by: Bjorn Andersson <bjorn.andersson@...aro.org>
> ---
Reviewed-by: Konrad Dybcio <konrad.dybcio@...ainline.org>

Konrad

>  .../qcom/sc8280xp-lenovo-thinkpad-x13s.dts    | 25 +++++++++++++++++++
>  1 file changed, 25 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/qcom/sc8280xp-lenovo-thinkpad-x13s.dts b/arch/arm64/boot/dts/qcom/sc8280xp-lenovo-thinkpad-x13s.dts
> index 84dc92dda0b8..f3246cc13d15 100644
> --- a/arch/arm64/boot/dts/qcom/sc8280xp-lenovo-thinkpad-x13s.dts
> +++ b/arch/arm64/boot/dts/qcom/sc8280xp-lenovo-thinkpad-x13s.dts
> @@ -7,6 +7,8 @@
>  /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 "sc8280xp.dtsi"
> @@ -26,6 +28,21 @@ backlight {
>  		pinctrl-0 = <&edp_bl_en>, <&edp_bl_pwm>;
>  	};
>  
> +	gpio-keys {
> +		compatible = "gpio-keys";
> +
> +		pinctrl-names = "default";
> +		pinctrl-0 = <&hall_int_state>;
> +
> +		switch-lid {
> +			gpios = <&tlmm 107 GPIO_ACTIVE_LOW>;
> +			linux,input-type = <EV_SW>;
> +			linux,code = <SW_LID>;
> +			wakeup-source;
> +			wakeup-event-action = <EV_ACT_DEASSERTED>;
> +		};
> +	};
> +
>  	vreg_edp_bl: regulator-edp-bl {
>  		compatible = "regulator-fixed";
>  
> @@ -347,6 +364,14 @@ reset {
>  		};
>  	};
>  
> +	hall_int_state: hall-int-state {
> +		pins = "gpio107";
> +		function = "gpio";
> +
> +		input-enable;
> +		bias-disable;
> +	};
> +
>  	qup0_i2c4_default: qup0-i2c4-default-state {
>  		pins = "gpio171", "gpio172";
>  		function = "qup4";