[PATCH] arm64: dts: mt8173: Power on panel regulator on boot

Matthias Brugger matthias.bgg at gmail.com
Mon May 29 09:16:40 PDT 2023



On 17/04/2023 14:39, Pin-yen Lin wrote:
> Add "regulator-boot-on" to "panel_fixed_3v3" to save time on powering
> the regulator during boot.  Also add "off-on-delay-us" to the node to
> make sure the regulator never violates the panel timing requirements.
> 
> Signed-off-by: Pin-yen Lin <treapking at chromium.org>
> 

Applied, thanks!

> ---
> 
>   arch/arm64/boot/dts/mediatek/mt8173-elm.dtsi | 2 ++
>   1 file changed, 2 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/mediatek/mt8173-elm.dtsi b/arch/arm64/boot/dts/mediatek/mt8173-elm.dtsi
> index d77f6af19065..03d1ab2ca820 100644
> --- a/arch/arm64/boot/dts/mediatek/mt8173-elm.dtsi
> +++ b/arch/arm64/boot/dts/mediatek/mt8173-elm.dtsi
> @@ -96,6 +96,8 @@ panel_fixed_3v3: regulator1 {
>   		regulator-min-microvolt = <3300000>;
>   		regulator-max-microvolt = <3300000>;
>   		enable-active-high;
> +		regulator-boot-on;
> +		off-on-delay-us = <500000>;
>   		gpio = <&pio 41 GPIO_ACTIVE_HIGH>;
>   		pinctrl-names = "default";
>   		pinctrl-0 = <&panel_fixed_pins>;



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