linux-kernel - Re: [PATCH 3/3] arm64: dts: qcom: sm8550-qrd: add flash LEDs

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Message-ID: <d52cbfc3-87df-1ff6-f316-2e9e424bf175@linaro.org>
Date:   Wed, 17 May 2023 21:18:45 +0200
From:   Konrad Dybcio <konrad.dybcio@...aro.org>
To:     Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>,
        Andy Gross <agross@...nel.org>,
        Bjorn Andersson <andersson@...nel.org>,
        Pavel Machek <pavel@....cz>, Lee Jones <lee@...nel.org>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Conor Dooley <conor+dt@...nel.org>,
        Fenglin Wu <quic_fenglinw@...cinc.com>,
        linux-arm-msm@...r.kernel.org, linux-leds@...r.kernel.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org
Cc:     Neil Armstrong <neil.armstrong@...aro.org>,
        "Signed-off-by : Abel Vesa" <abel.vesa@...aro.org>
Subject: Re: [PATCH 3/3] arm64: dts: qcom: sm8550-qrd: add flash LEDs



On 16.05.2023 17:02, Krzysztof Kozlowski wrote:
> Enable PM8550 PMIC flash LED controller and add two flash LEDs using
> four current outputs.
> 
> Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
> 
> ---
> 
> Context in the patch depends on:
> https://lore.kernel.org/linux-arm-msm/20230516133011.108093-1-krzysztof.kozlowski@linaro.org/T/#t
> ---
>  arch/arm64/boot/dts/qcom/sm8550-qrd.dts | 25 +++++++++++++++++++++++++
>  1 file changed, 25 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/qcom/sm8550-qrd.dts b/arch/arm64/boot/dts/qcom/sm8550-qrd.dts
> index 88b7d3ecdbc9..30b36a149125 100644
> --- a/arch/arm64/boot/dts/qcom/sm8550-qrd.dts
> +++ b/arch/arm64/boot/dts/qcom/sm8550-qrd.dts
> @@ -5,6 +5,7 @@
>  
>  /dts-v1/;
>  
> +#include <dt-bindings/leds/common.h>
>  #include <dt-bindings/regulator/qcom,rpmh-regulator.h>
>  #include "sm8550.dtsi"
>  #include "pm8010.dtsi"
> @@ -451,6 +452,30 @@ &pcie0_phy {
>  	status = "okay";
>  };
>  
> +&pm8550_flash {
> +	status = "okay";
> +
> +	led-0 {
> +		function = LED_FUNCTION_FLASH;
> +		color = <LED_COLOR_ID_YELLOW>;
> +		led-sources = <1>, <4>;
> +		led-max-microamp = <500000>;
> +		flash-max-microamp = <2000000>;
That's some serious LEDs!

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

Konrad
> +		flash-max-timeout-us = <1280000>;
> +		function-enumerator = <0>;
> +	};
> +
> +	led-1 {
> +		function = LED_FUNCTION_FLASH;
> +		color = <LED_COLOR_ID_WHITE>;
> +		led-sources = <2>, <3>;
> +		led-max-microamp = <500000>;
> +		flash-max-microamp = <2000000>;
> +		flash-max-timeout-us = <1280000>;
> +		function-enumerator = <1>;
> +	};
> +};
> +
>  &pm8550b_eusb2_repeater {
>  	vdd18-supply = <&vreg_l15b_1p8>;
>  	vdd3-supply = <&vreg_l5b_3p1>;