linux-kernel - Re: [PATCH] ARM: dts: stm32: Add power-supply for RGB panel on stm32429i-eval

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Date:   Thu, 9 Jan 2020 10:46:51 +0100
From:   Alexandre Torgue <alexandre.torgue@...com>
To:     Benjamin Gaignard <benjamin.gaignard@...com>,
        <mcoquelin.stm32@...il.com>, <robh+dt@...nel.org>,
        <mark.rutland@....com>
CC:     <linux-stm32@...md-mailman.stormreply.com>,
        <linux-arm-kernel@...ts.infradead.org>,
        <devicetree@...r.kernel.org>, <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] ARM: dts: stm32: Add power-supply for RGB panel on
 stm32429i-eval

Hi

On 1/8/20 2:26 PM, Benjamin Gaignard wrote:
> Add a fixed regulator and use it as power supply for RBG panel.
> 
> Signed-off-by: Benjamin Gaignard <benjamin.gaignard@...com>
> ---
>   arch/arm/boot/dts/stm32429i-eval.dts | 8 ++++++++
>   1 file changed, 8 insertions(+)
> 
> diff --git a/arch/arm/boot/dts/stm32429i-eval.dts b/arch/arm/boot/dts/stm32429i-eval.dts
> index 58288aa53fee..c27fa355e5ab 100644
> --- a/arch/arm/boot/dts/stm32429i-eval.dts
> +++ b/arch/arm/boot/dts/stm32429i-eval.dts
> @@ -95,6 +95,13 @@
>   		regulator-max-microvolt = <3300000>;
>   	};
>   
> +	vdd_panel: vdd-panel {
> +		compatible = "regulator-fixed";
> +		regulator-name = "vdd_panel";
> +		regulator-min-microvolt = <3300000>;
> +		regulator-max-microvolt = <3300000>;
> +	};
> +
>   	leds {
>   		compatible = "gpio-leds";
>   		green {
> @@ -138,6 +145,7 @@
>   
>   	panel_rgb: panel-rgb {
>   		compatible = "ampire,am-480272h3tmqw-t01h";
> +		power-supply = <&vdd_panel>;
>   		status = "okay";
>   		port {
>   			panel_in_rgb: endpoint {
> 

Applied on stm32-next.

Thanks
Alex