Re: [PATCH v7 02/10] dt-bindings: display: simple: List hpd properties in panel-simple

From: Linus Walleij <linus.walleij@linaro.org>
To: Doug Anderson <dianders@chromium.org>
Cc: Rob Herring <robh+dt@kernel.org>,
	Andrzej Hajda <a.hajda@samsung.com>,
	Neil Armstrong <narmstrong@baylibre.com>,
	Laurent Pinchart <Laurent.pinchart@ideasonboard.com>,
	Jonas Karlman <jonas@kwiboo.se>, Sam Ravnborg <sam@ravnborg.org>,
	Stanislav Lisovskiy <stanislav.lisovskiy@intel.com>,
	Lyude Paul <lyude@redhat.com>,
	Thierry Reding <treding@nvidia.com>,
	Stephen Boyd <swboyd@chromium.org>,
	Bjorn Andersson <bjorn.andersson@linaro.org>,
	linux-arm-msm <linux-arm-msm@vger.kernel.org>,
	Maarten Lankhorst <maarten.lankhorst@linux.intel.com>,
	dri-devel <dri-devel@lists.freedesktop.org>,
	Rob Clark <robdclark@chromium.org>,
	Steev Klimaszewski <steev@kali.org>,
	Daniel Vetter <daniel@ffwll.ch>, David Airlie <airlied@linux.ie>,
	Thierry Reding <thierry.reding@gmail.com>,
	"open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS" 
	<devicetree@vger.kernel.org>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH v7 02/10] dt-bindings: display: simple: List hpd properties in panel-simple
Date: Sat, 22 May 2021 12:38:21 +0200	[thread overview]
Message-ID: <CACRpkdabjzxSSj6PH3n+5AKU5MAnciN_yVySYWPHucEgDK4qEQ@mail.gmail.com> (raw)
In-Reply-To: <CAD=FV=Xsc1noo7ZBK4_+Cty6KO5vc7Ex7G7BCg38rRu3s=fvUg@mail.gmail.com>

On Tue, May 18, 2021 at 3:58 PM Doug Anderson <dianders@chromium.org> wrote:
> On Tue, May 18, 2021 at 5:42 AM Rob Herring <robh+dt@kernel.org> wrote:
> > On Mon, May 17, 2021 at 3:09 PM Douglas Anderson <dianders@chromium.org> wrote:
> > >
> > > These are described in panel-common.yaml but if I don't list them in
> > > panel-simple then I get yells when running 'dt_binding_check' in a
> > > future patch. List them along with other properties that seem to be
> > > listed in panel-simple for similar reasons.
> >
> > If you have HPD, is it still a simple panel? I don't see this as an
> > omission because the use of these properties for simple panels was
> > never documented IIRC.
>
> I would say so. It is currently supported by panel-simple in Linux. Of
> course, you could make the argument that panel-simple is no longer
> really "simple" because of things like this...

I think it should be renamed panel-panacea at this point. I think
I pointed it out before. But not my pick so I rest my case.

Yours,
Linus Walleij