On 2021/3/31 6:45, Rob Herring wrote:
> On Tue, Mar 30, 2021 at 11:06:30AM +0800, Zhen Lei wrote:
>> When I do dt_binding_check, below warning is reported:
>> Documentation/devicetree/bindings/sound/renesas,rsnd.example.dt.yaml: \
>> sound@ec500000: 'dais' is a required property
>>
>> I looked at all the dts files in the "arch/arm64/boot/dts/renesas/"
>> directory, I found that all nodes that contain the "dais" property have
>> compatible string: "audio-graph-card". So I can be sure that the
>> "$ref: audio-graph.yaml#" should be corrected to
>> "$ref: audio-graph-card.yaml#".
>>
>> In addition, not all nodes have compatible string "audio-graph-card", so
>> the "$ref: audio-graph-card.yaml#" should be described as "anyOf". To
>> ensure the validation of "anyOf" always passes, group it with the "if"
>> statement, because the result of the "if" statement is always not empty.
>
> 'anyOf' is probably not right here.
Oh, yes, I think I should use "if" statement to enumerate cases where
"audio-graph-card.yaml" is required.
>
> In any case, the is going to conflict with my series[1].
OK, I'll rework my patch based on your series.
>
> Rob
>
> [1] https://lore.kernel.org/r/20210323163634.877511-1-r...@kernel.org/
>
> .
>
