linux-kernel - Re: [PATCH 1/2] dt-bindings: display: panel: Fork Waveshare panels into separate document

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Message-ID: <CAMuHMdVGsfCTzSSjh474Ohimad2W5h1Z=vNhS6zU=Lb9f5Zbxw@mail.gmail.com>
Date: Tue, 13 Jan 2026 10:13:28 +0100
From: Geert Uytterhoeven <geert@...ux-m68k.org>
To: Marek Vasut <marek.vasut+renesas@...lbox.org>
Cc: linux-arm-kernel@...ts.infradead.org, Conor Dooley <conor+dt@...nel.org>, 
	David Airlie <airlied@...il.com>, Geert Uytterhoeven <geert+renesas@...der.be>, 
	Jessica Zhang <jesszhan0024@...il.com>, Krzysztof Kozlowski <krzk+dt@...nel.org>, 
	Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>, Magnus Damm <magnus.damm@...il.com>, 
	Maxime Ripard <mripard@...nel.org>, Neil Armstrong <neil.armstrong@...aro.org>, 
	Rob Herring <robh@...nel.org>, Sam Ravnborg <sam@...nborg.org>, Simona Vetter <simona@...ll.ch>, 
	Thierry Reding <thierry.reding@...il.com>, Thomas Zimmermann <tzimmermann@...e.de>, 
	devicetree@...r.kernel.org, dri-devel@...ts.freedesktop.org, 
	linux-kernel@...r.kernel.org, linux-renesas-soc@...r.kernel.org
Subject: Re: [PATCH 1/2] dt-bindings: display: panel: Fork Waveshare panels
 into separate document

Hi Marek,

On Tue, 13 Jan 2026 at 01:07, Marek Vasut
<marek.vasut+renesas@...lbox.org> wrote:
> Move the Waveshare panels description into separate document, so they
> can be properly described with compatible = "waveshare,...", "panel-dpi"
> and attached to "waveshare,dsi2dpi" bridge.
>
> While these panels are described as DPI panels, they are generally part
> of a larger unit in non-removable metal casing, so the actual internal
> configuration is not known. It is likely that internally, those panels
> are LVDS panels, connected to ICN6211 DSI-to-DPI bridge and then another
> unknown DPI-to-LVDS bridge.
>
> Signed-off-by: Marek Vasut <marek.vasut+renesas@...lbox.org>

Thanks for your patch!

> --- /dev/null
> +++ b/Documentation/devicetree/bindings/display/panel/waveshare,dpi.yaml
> @@ -0,0 +1,32 @@
> +# SPDX-License-Identifier: GPL-2.0

scripts/checkpatch.pl:

    WARNING: DT binding documents should be licensed (GPL-2.0-only OR
BSD-2-Clause)
    #68: FILE: Documentation/devicetree/bindings/display/panel/waveshare,dpi.yaml:1:

which matches what panel-simple.yaml uses.

Gr{oetje,eeting}s,

                        Geert

-- 
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@...ux-m68k.org

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
                                -- Linus Torvalds