I did more testing on this, and the led only comes on if it's brightness is set 
to approx 150/255 or lower. In that case, should I set led-max-microamp to 60mA?



November 25, 2025 at 8:12 AM, "Paul Sajna" <[email protected] 
mailto:[email protected]?to=%22Paul%20Sajna%22%20%3Csajattack%40postmarketos.org%3E
 > wrote:


> 
> Camera doesn't work yet (imx351), but we can use the flash as a flashlight.
> 
> Reviewed-by: Konrad Dybcio <[email protected]>
> Signed-off-by: Paul Sajna <[email protected]>
> ---
>  arch/arm64/boot/dts/qcom/sdm845-lg-common.dtsi | 13 +++++++++++++
>  1 file changed, 13 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/qcom/sdm845-lg-common.dtsi 
> b/arch/arm64/boot/dts/qcom/sdm845-lg-common.dtsi
> index 93b9a0246510..fa664b5120d2 100644
> --- a/arch/arm64/boot/dts/qcom/sdm845-lg-common.dtsi
> +++ b/arch/arm64/boot/dts/qcom/sdm845-lg-common.dtsi
> @@ -494,6 +494,19 @@ &pm8998_resin {
>  status = "okay";
>  };
>  
> +&pmi8998_flash {
> + status = "okay";
> +
> + led-0 {
> + function = LED_FUNCTION_FLASH;
> + color = <LED_COLOR_ID_WHITE>;
> + led-sources = <1>;
> + led-max-microamp = <100000>;
> + flash-max-microamp = <500000>;
> + flash-max-timeout-us = <500000>;
> + };
> +};
> +
>  &pmi8998_lpg {
>  status = "okay";
>  
> 
> -- 
> 2.52.0
>

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