linux-kernel - Re: [PATCH v1] arm64: dts: qcom: msm8916-alcatel-idol347: enable touchscreen

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Date:   Fri, 28 May 2021 13:57:02 +0200
From:   Stephan Gerhold <stephan@...hold.net>
To:     Vincent Knecht <vincent.knecht@...loo.org>
Cc:     Andy Gross <agross@...nel.org>,
        Bjorn Andersson <bjorn.andersson@...aro.org>,
        Rob Herring <robh+dt@...nel.org>,
        linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, phone-devel@...r.kernel.org,
        ~postmarketos/upstreaming@...ts.sr.ht
Subject: Re: [PATCH v1] arm64: dts: qcom: msm8916-alcatel-idol347: enable
 touchscreen

On Fri, May 28, 2021 at 01:43:45PM +0200, Vincent Knecht wrote:
> Enable the MStar msg2638 touchscreen.
> 
> Signed-off-by: Vincent Knecht <vincent.knecht@...loo.org>

Reviewed-by: Stephan Gerhold <stephan@...hold.net>

Thanks!
Stephan

> ---
>  .../boot/dts/qcom/msm8916-alcatel-idol347.dts | 26 +++++++++++++++++++
>  1 file changed, 26 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/qcom/msm8916-alcatel-idol347.dts b/arch/arm64/boot/dts/qcom/msm8916-alcatel-idol347.dts
> index 540b1fa4b260..670bd1bebd73 100644
> --- a/arch/arm64/boot/dts/qcom/msm8916-alcatel-idol347.dts
> +++ b/arch/arm64/boot/dts/qcom/msm8916-alcatel-idol347.dts
> @@ -45,6 +45,24 @@ &blsp1_uart2 {
>  	status = "okay";
>  };
>  
> +&blsp_i2c4 {
> +	status = "okay";
> +
> +	touchscreen@26 {
> +		compatible = "mstar,msg2638";
> +		reg = <0x26>;
> +		interrupt-parent = <&msmgpio>;
> +		interrupts = <13 IRQ_TYPE_EDGE_FALLING>;
> +		reset-gpios = <&msmgpio 100 GPIO_ACTIVE_LOW>;
> +		pinctrl-names = "default";
> +		pinctrl-0 = <&ts_int_reset_default>;
> +		vdd-supply = <&pm8916_l17>;
> +		vddio-supply = <&pm8916_l5>;
> +		touchscreen-size-x = <2048>;
> +		touchscreen-size-y = <2048>;
> +	};
> +};
> +
>  &blsp_i2c5 {
>  	status = "okay";
>  
> @@ -281,6 +299,14 @@ proximity_int_default: proximity-int-default {
>  		bias-pull-up;
>  	};
>  
> +	ts_int_reset_default: ts-int-reset-default {
> +		pins = "gpio13", "gpio100";
> +		function = "gpio";
> +
> +		drive-strength = <2>;
> +		bias-disable;
> +	};
> +
>  	usb_id_default: usb-id-default {
>  		pins = "gpio69";
>  		function = "gpio";
> -- 
> 2.31.1
> 
> 
>