linux-kernel - Re: [PATCH 1/2] dt-bindings: panel-simple-dsi: add New Khadas TS050 panel bindings

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Date: Wed, 10 Apr 2024 13:57:08 -0500
From: Rob Herring <robh@...nel.org>
To: Christian Hewitt <christianshewitt@...il.com>
Cc: Jacobe Zang <jacobe.zang@...ion.com>,
	Neil Armstrong <neil.armstrong@...aro.org>,
	Neil Armstrong <narmstrong@...libre.com>,
	David Airlie <airlied@...il.com>, Daniel Vetter <daniel@...ll.ch>,
	Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>,
	Maxime Ripard <mripard@...nel.org>,
	Thomas Zimmermann <tzimmermann@...e.de>,
	Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
	Conor Dooley <conor+dt@...nel.org>, quic_jesszhan@...cinc.com,
	sam@...nborg.org, nick@...das.com, thierry.reding@...il.com,
	dri-devel@...ts.freedesktop.org,
	devicetree <devicetree@...r.kernel.org>,
	LKML <linux-kernel@...r.kernel.org>,
	AML <linux-amlogic@...ts.infradead.org>
Subject: Re: [PATCH 1/2] dt-bindings: panel-simple-dsi: add New Khadas TS050
 panel bindings

On Wed, Apr 10, 2024 at 08:22:25AM +0400, Christian Hewitt wrote:
> > On 9 Apr 2024, at 12:26 PM, Jacobe Zang <jacobe.zang@...ion.com> wrote:
> > 
> > This add the bindings for the New Khadas TS050 1080x1920 5" LCD DSI panel
> > designed to work with the Khadas VIM3 and VIM3L Single Board Computers.
> > 
> > Signed-off-by: Jacobe Zang <jacobe.zang@...ion.com>
> > ---
> > .../devicetree/bindings/display/panel/panel-simple-dsi.yaml     | 2 ++
> > 1 file changed, 2 insertions(+)
> > 
> > diff --git a/Documentation/devicetree/bindings/display/panel/panel-simple-dsi.yaml b/Documentation/devicetree/bindings/display/panel/panel-simple-dsi.yaml
> > index f9160d7bac3ca..e194309f31b72 100644
> > --- a/Documentation/devicetree/bindings/display/panel/panel-simple-dsi.yaml
> > +++ b/Documentation/devicetree/bindings/display/panel/panel-simple-dsi.yaml
> > @@ -36,6 +36,8 @@ properties:
> >       - jdi,fhd-r63452
> >         # Khadas TS050 5" 1080x1920 LCD panel
> >       - khadas,ts050
> > +        # Khadas NEW TS050 5" 1080x1920 LCD panel
> > +      - khadas,newts050
> 
> Products are only new until they are old. At some future point there will
> inevitably be a third iteration requiring a ‘new new’ name. IMHO it would
> be better to use something like khadas,ts050v2.

I only see patch 1, so the threading is messed up...

In any case, The commit message should say something about how they are 
different? Is the new one not compatible with the old? That's what this 
change tells me. Otherwise, it should have a fallback. 

Rob