Re: [PATCH v2 1/3] arm64: dts: renesas: Prepare AA1024XD12 panel .dtsi for overlay support

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Hi Laurent,

On Wed, Jan 26, 2022 at 7:58 PM Laurent Pinchart
<laurent.pinchart@xxxxxxxxxxxxxxxx> wrote:
> On Wed, Jan 26, 2022 at 01:18:56PM +0100, Geert Uytterhoeven wrote:
> > On Wed, Dec 29, 2021 at 8:31 PM Laurent Pinchart wrote:
> > > The Mitsubishi AA1024XD12 panel can be used for R-Car Gen2 and Gen3
> > > boards as an optional external panel. It is described in the
> > > arm/boot/dts/r8a77xx-aa104xd12-panel.dtsi file as a direct child of the
> > > DT root node. This allows including r8a77xx-aa104xd12-panel.dtsi in
> > > board device trees, with other minor modifications, to enable the panel.
> > >
> > > This is however not how external components should be modelled. Instead
> > > of modifying the board device tree to enable the panel, it should be
> > > compiled as a DT overlay, to be loaded by the boot loader.
> > >
> > > Prepare the r8a77xx-aa104xd12-panel.dtsi file for this usage by
> > > declaring a panel node only, without hardcoding its path. Overlay
> > > sources can then include r8a77xx-aa104xd12-panel.dtsi where appropriate.
> > >
> > > This change doesn't cause any regression as r8a77xx-aa104xd12-panel.dtsi
> > > is currently unused. As overlay support for this panel has only been
> > > tested with Gen3 hardware, and Gen2 support will require more
> > > development, move the file to arch/arm64/boot/dts/renesas/.
> > >
> > > Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@xxxxxxxxxxxxxxxx>

> I see you've reviewed the whole series. Can you pick it up ?

I believe it depends on the removal of the empty endpoints, for which
we're waiting for feedback from Rob, IIRC?

Gr{oetje,eeting}s,

                        Geert

--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@xxxxxxxxxxxxxx

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



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