linux-kernel - Re: [DO NOT MERGE PATCH v4 16/19] arm64: dts: imx8qxp: Add display controller subsystem

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Message-ID: <Z0RXCYZ_7fBvpcvd@gaggiata.pivistrello.it>
Date: Mon, 25 Nov 2024 11:52:57 +0100
From: Francesco Dolcini <francesco@...cini.it>
To: Liu Ying <victor.liu@....com>
Cc: dri-devel@...ts.freedesktop.org, devicetree@...r.kernel.org,
	imx@...ts.linux.dev, linux-arm-kernel@...ts.infradead.org,
	linux-kernel@...r.kernel.org, linux-phy@...ts.infradead.org,
	p.zabel@...gutronix.de, maarten.lankhorst@...ux.intel.com,
	mripard@...nel.org, tzimmermann@...e.de, airlied@...il.com,
	simona@...ll.ch, robh@...nel.org, krzk+dt@...nel.org,
	conor+dt@...nel.org, shawnguo@...nel.org, s.hauer@...gutronix.de,
	kernel@...gutronix.de, festevam@...il.com, glx@...utronix.de,
	vkoul@...nel.org, kishon@...nel.org, aisheng.dong@....com,
	agx@...xcpu.org, francesco@...cini.it, frank.li@....com,
	dmitry.baryshkov@...aro.org
Subject: Re: [DO NOT MERGE PATCH v4 16/19] arm64: dts: imx8qxp: Add display
 controller subsystem

On Mon, Nov 25, 2024 at 05:33:13PM +0800, Liu Ying wrote:
> Add display controller subsystem in i.MX8qxp SoC.
> 
> Signed-off-by: Liu Ying <victor.liu@....com>

...

> diff --git a/arch/arm64/boot/dts/freescale/imx8qxp.dtsi b/arch/arm64/boot/dts/freescale/imx8qxp.dtsi
> index 05138326f0a5..35cc82cbbcd1 100644
> --- a/arch/arm64/boot/dts/freescale/imx8qxp.dtsi
> +++ b/arch/arm64/boot/dts/freescale/imx8qxp.dtsi
> @@ -20,6 +20,27 @@ / {
>  	#size-cells = <2>;
>  
>  	aliases {
> +		dc0 = &dc0;
> +		dc0-constframe0 = &dc0_constframe0;
> +		dc0-constframe1 = &dc0_constframe1;
> +		dc0-constframe4 = &dc0_constframe4;
> +		dc0-constframe5 = &dc0_constframe5;
> +		dc0-display-engine0 = &dc0_display_engine0;
> +		dc0-display-engine1 = &dc0_display_engine1;
> +		dc0-extdst0 = &dc0_extdst0;
> +		dc0-extdst1 = &dc0_extdst1;
> +		dc0-extdst4 = &dc0_extdst4;
> +		dc0-extdst5 = &dc0_extdst5;
> +		dc0-fetchlayer0 = &dc0_fetchlayer0;
> +		dc0-fetchwarp2 = &dc0_fetchwarp2;
> +		dc0-framegen0 = &dc0_framegen0;
> +		dc0-framegen1 = &dc0_framegen1;
> +		dc0-layerblend0 = &dc0_layerblend0;
> +		dc0-layerblend1 = &dc0_layerblend1;
> +		dc0-layerblend2 = &dc0_layerblend2;
> +		dc0-layerblend3 = &dc0_layerblend3;
> +		dc0-tcon0 = &dc0_tcon0;
> +		dc0-tcon1 = &dc0_tcon1;

what would you use those aliases for?

Francesco