Re: [PATCH 1/5] dt-bindings: dma: qcom: gpi: use sm6350 fallback

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On 17/10/2022 06:37, Vinod Koul wrote:
> On 15-10-22, 10:04, Krzysztof Kozlowski wrote:
>> Several devices like SM6350, SM8150 and SC7280 are actually compatible,
>> so use one compatible fallback for all of them.
>>
>> Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@xxxxxxxxxx>
>> ---
>>  Documentation/devicetree/bindings/dma/qcom,gpi.yaml | 10 ++++++----
>>  1 file changed, 6 insertions(+), 4 deletions(-)
>>
>> diff --git a/Documentation/devicetree/bindings/dma/qcom,gpi.yaml b/Documentation/devicetree/bindings/dma/qcom,gpi.yaml
>> index 750b40c32213..0c2894498845 100644
>> --- a/Documentation/devicetree/bindings/dma/qcom,gpi.yaml
>> +++ b/Documentation/devicetree/bindings/dma/qcom,gpi.yaml
>> @@ -20,12 +20,14 @@ properties:
>>    compatible:
>>      oneOf:
>>        - enum:
>> -          - qcom,sc7280-gpi-dma
>>            - qcom,sdm845-gpi-dma
>>            - qcom,sm6350-gpi-dma
>> -          - qcom,sm8350-gpi-dma
>> -          - qcom,sm8450-gpi-dma
>> -
>> +      - items:
>> +          - enum:
>> +              - qcom,sc7280-gpi-dma
>> +              - qcom,sm8350-gpi-dma
>> +              - qcom,sm8450-gpi-dma
>> +          - const: qcom,sm6350-gpi-dma
> 
> I think it makes sense but can we document this in binding as well that
> why people should use these two compatibles. I am fine with this being
> comments here..

It is kind of implied (and maybe obvious) from the bindings - a list of
two items, one enum and one fallback compatible.

We usually do not document such patterns in the bindings with comments
for that reason. If you insist, I can add it.

Best regards,
Krzysztof




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