linux-kernel - Re: [PATCH v2 2/3] arm64: dts: qcom: msm8916-alcatel-idol347: add GPIO torch LED

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Date:   Fri, 4 Nov 2022 15:19:59 +0100
From:   Konrad Dybcio <konrad.dybcio@...ainline.org>
To:     Vincent Knecht <vincent.knecht@...loo.org>,
        Andy Gross <agross@...nel.org>,
        Bjorn Andersson <andersson@...nel.org>,
        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 v2 2/3] arm64: dts: qcom: msm8916-alcatel-idol347: add
 GPIO torch LED


On 04/11/2022 14:23, Vincent Knecht wrote:
> Add support for torch LED on GPIO 32.
>
> Signed-off-by: Vincent Knecht <vincent.knecht@...loo.org>
> ---

Reviewed-by: Konrad Dybcio <konrad.dybcio@...ainline.org>


Konrad

>   .../boot/dts/qcom/msm8916-alcatel-idol347.dts | 22 +++++++++++++++++++
>   1 file changed, 22 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/qcom/msm8916-alcatel-idol347.dts b/arch/arm64/boot/dts/qcom/msm8916-alcatel-idol347.dts
> index 668f8ff53229..eadeb1a445fd 100644
> --- a/arch/arm64/boot/dts/qcom/msm8916-alcatel-idol347.dts
> +++ b/arch/arm64/boot/dts/qcom/msm8916-alcatel-idol347.dts
> @@ -5,6 +5,7 @@
>   #include "msm8916-pm8916.dtsi"
>   #include <dt-bindings/gpio/gpio.h>
>   #include <dt-bindings/input/input.h>
> +#include <dt-bindings/leds/common.h>
>   
>   / {
>   	model = "Alcatel OneTouch Idol 3 (4.7)";
> @@ -34,6 +35,19 @@ button-volume-up {
>   		};
>   	};
>   
> +	gpio-leds {
> +		compatible = "gpio-leds";
> +
> +		pinctrl-names = "default";
> +		pinctrl-0 = <&gpio_leds_default>;
> +
> +		led-0 {
> +			gpios = <&msmgpio 32 GPIO_ACTIVE_HIGH>;
> +			linux,default-trigger = "torch";
> +			function = LED_FUNCTION_TORCH;
> +		};
> +	};
> +
>   	usb_id: usb-id {
>   		compatible = "linux,extcon-usb-gpio";
>   		id-gpio = <&msmgpio 69 GPIO_ACTIVE_HIGH>;
> @@ -276,6 +290,14 @@ gpio_keys_default: gpio-keys-default-state {
>   		bias-pull-up;
>   	};
>   
> +	gpio_leds_default: gpio-leds-default-state {
> +		pins = "gpio32";
> +		function = "gpio";
> +
> +		drive-strength = <2>;
> +		bias-disable;
> +	};
> +
>   	gyro_int_default: gyro-int-default-state {
>   		pins = "gpio97", "gpio98";
>   		function = "gpio";