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

Neil Armstrong narmstrong at baylibre.com
Tue Jan 17 02:22:22 PST 2017


On 01/17/2017 10:38 AM, Maxime Ripard 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.
> 
> And at least for us, we definitely plan on doing that.
> 
> Maxime

Hi Maxime, Krzysztof,

We hope this will be accepted so it will solve the same issue we have on Amlogic SoCs
and all the other mali powered SoCs.

Having mainline bindings will forcre out-of-tree driver to respect those bindings
and remove a dts out-of-tree patch aswell.

Neil

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