linux-kernel - Re: [PATCH 5/5] arm64: dts: qcom: msm8916-gplus-fl8005a: Add flash LED

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Date:   Mon, 21 Nov 2022 12:24:07 +0100
From:   Konrad Dybcio <konrad.dybcio@...aro.org>
To:     "Lin, Meng-Bo" <linmengbo0689@...tonmail.com>,
        linux-kernel@...r.kernel.org
Cc:     Andy Gross <agross@...nel.org>,
        Bjorn Andersson <andersson@...nel.org>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Linus Walleij <linus.walleij@...aro.org>,
        Stanislav Jakubek <stano.jakubek@...il.com>,
        Shawn Guo <shawnguo@...nel.org>,
        Stephan Gerhold <stephan@...hold.net>,
        Nikita Travkin <nikita@...n.ru>, devicetree@...r.kernel.org,
        linux-arm-msm@...r.kernel.org,
        ~postmarketos/upstreaming@...ts.sr.ht
Subject: Re: [PATCH 5/5] arm64: dts: qcom: msm8916-gplus-fl8005a: Add flash
 LED



On 19.11.2022 21:28, Lin, Meng-Bo wrote:
> FL8005A uses SGM3140 Flash LED driver. Add it to the device tree.
> 
> Signed-off-by: Lin, Meng-Bo <linmengbo0689@...tonmail.com>
> ---
Reviewed-by: Konrad Dybcio <konrad.dybcio@...aro.org>

Konrad
>  .../boot/dts/qcom/msm8916-gplus-fl8005a.dts   | 23 +++++++++++++++++++
>  1 file changed, 23 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/qcom/msm8916-gplus-fl8005a.dts b/arch/arm64/boot/dts/qcom/msm8916-gplus-fl8005a.dts
> index cc81880f7c42..131e12ae510e 100644
> --- a/arch/arm64/boot/dts/qcom/msm8916-gplus-fl8005a.dts
> +++ b/arch/arm64/boot/dts/qcom/msm8916-gplus-fl8005a.dts
> @@ -21,6 +21,21 @@ chosen {
>  		stdout-path = "serial0";
>  	};
>  
> +	flash-led-controller {
> +		compatible = "sgmicro,sgm3140";
> +		enable-gpios = <&msmgpio 31 GPIO_ACTIVE_HIGH>;
> +		flash-gpios = <&msmgpio 32 GPIO_ACTIVE_HIGH>;
> +
> +		pinctrl-names = "default";
> +		pinctrl-0 = <&camera_flash_default>;
> +
> +		flash_led: led {
> +			function = LED_FUNCTION_FLASH;
> +			color = <LED_COLOR_ID_WHITE>;
> +			flash-max-timeout-us = <250000>;
> +		};
> +	};
> +
>  	gpio-keys {
>  		compatible = "gpio-keys";
>  
> @@ -239,6 +254,14 @@ l18 {
>  };
>  
>  &msmgpio {
> +	camera_flash_default: camera-flash-default-state {
> +		pins = "gpio31", "gpio32";
> +		function = "gpio";
> +
> +		drive-strength = <2>;
> +		bias-disable;
> +	};
> +
>  	gpio_keys_default: gpio-keys-default-state {
>  		pins = "gpio107";
>  		function = "gpio";