[PATCH 1/2] dt-bindings: gpu: Add Mali Utgard bindings

Krzysztof Kozlowski krzk at kernel.org
Tue Jan 17 03:31:19 PST 2017


On Tue, Jan 17, 2017 at 11:38 AM, Maxime Ripard
<maxime.ripard at free-electrons.com> wrote:
> Hi,
>
> On Mon, Jan 16, 2017 at 08:49:06PM +0200, Krzysztof Kozlowski wrote:
>> On Mon, Jan 16, 2017 at 02:24:23PM +0100, Maxime Ripard wrote:
>> > The ARM Mali Utgard GPU family is embedded into a number of SoCs from
>> > Allwinner, Amlogic, Mediatek or Rockchip.
>> >
>> > Add a binding for the GPU of that family.
>> >
>> > Signed-off-by: Maxime Ripard <maxime.ripard at free-electrons.com>
>> > ---
>> >  .../devicetree/bindings/gpu/arm,mali-utgard.txt    | 76 ++++++++++++++++++++++
>> >  1 file changed, 76 insertions(+)
>> >  create mode 100644 Documentation/devicetree/bindings/gpu/arm,mali-utgard.txt
>>
>> Do you have a driver in kernel which will implement these bindings?
>
> No, but we have bindings for out-of-tree drivers already.
>
>> Defining them for out-of-tree driver does not bring any benefits
>> (3rd party driver will not respect them anyway).
>
> You could see it the other way around too. The out-of-tree drivers
> don't respect it at the moment because there's no binding to respect.

Indeed, that's a point. However valid only when the out-of-tree driver
will respect them, for example do not break them on next release.

Best regards,
Krzysztof



More information about the linux-arm-kernel mailing list