Re: [PATCH 08/11] dt-bindings: display/msm: add mdp-opp-table to dpu-sdm845

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On 28/06/2022 22:23, Dmitry Baryshkov wrote:

>>> +    $ref: /schemas/opp/opp-v2.yaml#
>>> +
>>>    ports:
>>>      $ref: /schemas/graph.yaml#/properties/ports
>>>      description: |
>>> @@ -116,11 +120,12 @@ examples:
>>>                            <0x0aeb0000 0x2008>;
>>>                      reg-names = "mdp", "vbif";
>>>  
>>> -                    clocks = <&dispcc DISP_CC_MDSS_AHB_CLK>,
>>> +                    clocks = <&gcc GCC_DISP_AXI_CLK>,
>>> +                             <&dispcc DISP_CC_MDSS_AHB_CLK>,
>>
>> What does the OPP table have to do with clocks? Adding a clock anywhere 
>> but the end is an ABI break.
> 
> I should split this to a separate patch. And, I must admit, this clock change has already landed. We did not think that it is an ABI break since we have clock-names here.

xxx-names are only a helper and order of items is always strict, thus
any change in the order is always ABI break.

Best regards,
Krzysztof



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