[PATCH v3 02/17] dt-bindings: gpu: Add Imagination Technologies PowerVR GPU

[Rob Herring]

On Fri, Jun 16, 2023 at 6:49 AM Linus Walleij <linus.walleij at linaro.org> wrote:
>
> Hi Sarah,
>
> thanks for your patch!
>
> On Tue, Jun 13, 2023 at 5:20 PM Sarah Walker <sarah.walker at imgtec.com> wrote:
>
> > Add the device tree binding documentation for the Series AXE GPU used in
> > TI AM62 SoCs.
> >
> > Signed-off-by: Sarah Walker <sarah.walker at imgtec.com>
>
> > +properties:
> > +  compatible:
> > +    oneOf:
> > +      - items:
> > +          - enum:
> > +              - ti,am62-gpu
> > +          - const: img,powervr-seriesaxe
>
> I don't see why you need to restrict the bindings to just the stuff
> you happen to
> be writing Linux drivers for right now.
>
> Add all of them!
>
> There is this out-of-tree binding:
> https://github.com/openpvrsgx-devgroup/linux_openpvrsgx/commit/0ddd308a78926782b8a72f75c74b91417ceb9779
>
> With these two on top:
> https://github.com/openpvrsgx-devgroup/linux_openpvrsgx/commit/053346e1933932815066f16ebf6e6bda45d67548
> https://github.com/openpvrsgx-devgroup/linux_openpvrsgx/commit/1cb62c4cdcad096d438ee7d1d51f6001998acee3
>
> They are indeed out-of-tree, but H. Nikolaus is a well-known and respected
> contributor to the kernel, and I'm pretty sure he would be contributing
> these upstream if he had the time and incentive.

He did try[1].

Rob

[1] https://lore.kernel.org/all/cover.1587760454.git.hns@goldelico.com/