linux-kernel - Re: [PATCH 1/8] ARM: dts: imx: add power-supply for lcd panel

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Message-ID: <ddc44948-4816-452f-8b78-b1dfe44d507b@nabladev.com>
Date: Tue, 14 Oct 2025 22:46:56 +0200
From: Marek Vasut <marex@...ladev.com>
To: Frank Li <Frank.Li@....com>, Rob Herring <robh@...nel.org>,
 Krzysztof Kozlowski <krzk+dt@...nel.org>, Conor Dooley
 <conor+dt@...nel.org>, Shawn Guo <shawnguo@...nel.org>,
 Sascha Hauer <s.hauer@...gutronix.de>,
 Pengutronix Kernel Team <kernel@...gutronix.de>,
 Fabio Estevam <festevam@...il.com>,
 Christoph Niedermaier <cniedermaier@...electronics.com>,
 Marek Vasut <marex@...x.de>
Cc: devicetree@...r.kernel.org, imx@...ts.linux.dev,
 linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
 kernel@...electronics.com
Subject: Re: [PATCH 1/8] ARM: dts: imx: add power-supply for lcd panel

On 10/14/25 9:38 PM, Frank Li wrote:
> Add power-supply for lcd panel to fix below CHECK_DTBS warnings:
>    arch/arm/boot/dts/nxp/imx/imx6q-evi.dtb: panel (sharp,lq101k1ly04): 'power-supply' is a required property

...

> diff --git a/arch/arm/boot/dts/nxp/imx/imx6ull-dhcom-pdk2.dts b/arch/arm/boot/dts/nxp/imx/imx6ull-dhcom-pdk2.dts
> index b29713831a74489e8cc0e651c18a40d85f9f9113..04e570d76e42cd67a38e0f3b2301598f712e6bd4 100644
> --- a/arch/arm/boot/dts/nxp/imx/imx6ull-dhcom-pdk2.dts
> +++ b/arch/arm/boot/dts/nxp/imx/imx6ull-dhcom-pdk2.dts
> @@ -199,7 +199,7 @@ touchscreen@38 {
>   		reg = <0x38>;
>   		interrupt-parent = <&gpio5>;
>   		interrupts = <4 IRQ_TYPE_EDGE_FALLING>; /* GPIO E */
> -		power-supply = <&reg_panel_3v3>;
> +		vcc-supply = <&reg_panel_3v3>;
This looks like a different kind of change ?