Re: [PATCH 06/15] dt-bindings: display/msm: sc7180-dpu: Describe SM6125

[Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>]

On 25/06/2023 21:52, Marijn Suijten wrote:
> On 2023-06-24 11:12:52, Krzysztof Kozlowski wrote:
>> On 24/06/2023 02:41, Marijn Suijten wrote:
>>> SM6125 is identical to SM6375 except that while downstream also defines
>>> a throttle clock, its presence results in timeouts whereas SM6375
>>> requires it to not observe any timeouts.
>>
>> Then it should not be allowed, so you need either "else:" block or
>> another "if: properties: compatible:" to disallow it. Because in current
>> patch it would be allowed.
> 
> That means this binding is wrong/incomplete for all other SoCs then.
> clock(-name)s has 6 items, and sets `minItems: 6`.  Only for sm6375-dpu
> does it set `minItems: 7`, but an else case is missing.

Ask the author why it is done like this.

> 
> Shall I send a Fixes: ed41005f5b7c ("dt-bindings: display/msm:
> sc7180-dpu: Describe SM6350 and SM6375") for that, and should maxItems:
> 6 be the default under clock(-name)s or in an else:?

There is no bug to fix. Or at least it is not yet known. Whether other
devices should be constrained as well - sure, sounds reasonable, but I
did not check the code exactly.

We talk here about this patch.

Best regards,
Krzysztof