Re: [PATCH v7 04/12] dt-bindings: display/msm: move common DPU properties to dpu-common.yaml

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On 22/09/2022 09:50, Dmitry Baryshkov wrote:
> On Thu, 22 Sept 2022 at 10:02, Krzysztof Kozlowski
> <krzysztof.kozlowski@xxxxxxxxxx> wrote:
>>
>> On 15/09/2022 15:37, Dmitry Baryshkov wrote:
>>> Move properties common to all DPU DT nodes to the dpu-common.yaml.
>>>
>>> Note, this removes description of individual DPU port@ nodes. However
>>> such definitions add no additional value. The reg values do not
>>> correspond to hardware INTF indices. The driver discovers and binds
>>> these ports not paying any care for the order of these items. Thus just
>>> leave the reference to graph.yaml#/properties/ports and the description.
>>
>> This is okay, but you loose required:ports@[01].
> 
> This is fine for me. The ports do not have 1:1 correspondence to
> intfs. Usually platforms add ports as new sinks are added. For example
> a platform can start with a single DSI node and later get second DSI,
> DP, eDP, etc. as they are receiving support/required by end-user
> devices.

Then at least port@0 would be required. Node without ports does not look
correct.

Best regards,
Krzysztof




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