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SubjectRe: [PATCH 03/18] MIPS: DTS: jz4780: fix tcu timer as reported by dtbscheck
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On 09/04/2022 14:24, Paul Cercueil wrote:
> Hi Krzysztof,
>
> Le sam., avril 9 2022 at 13:11:48 +0200, Krzysztof Kozlowski
> <krzysztof.kozlowski@linaro.org> a écrit :
>> On 08/04/2022 20:37, H. Nikolaus Schaller wrote:
>>> arch/mips/boot/dts/ingenic/ci20.dtb: timer@10002000: compatible:
>>> 'oneOf' conditional failed, one must be fixed:
>>> ['ingenic,jz4780-tcu', 'ingenic,jz4770-tcu', 'simple-mfd'] is too
>>> long
>>> 'ingenic,jz4780-tcu' is not one of ['ingenic,jz4740-tcu',
>>> 'ingenic,jz4725b-tcu', 'ingenic,jz4760-tcu', 'ingenic,x1000-tcu']
>>> 'simple-mfd' was expected
>>> 'ingenic,jz4760-tcu' was expected
>>
>> Trim it a bit...
>>
>>> From schema:
>>> Documentation/devicetree/bindings/timer/ingenic,tcu.yaml
>>
>> You need to explain this. You're changing the effective compatible of
>> the device and doing so based only on schema warning does not look
>> enough. Please write real reason instead of this fat warning, e.g.
>> that
>> both devices are actually compatible and this has no real effect
>> except
>> schema checks.
>
> Well, if the schema says that it should use a particular fallback
> string, then that's what the DTS should use, right?

Or the schema is wrong. :)

> If making the DTS schema-compliant causes breakages, then that means
> the schema is wrong and should be fixed.

Exactly, so the commit needs a bit of explanation why one solution was
chosen over the other. BTW, I am not saying that schema or DTS is wrong,
just that commit is not explained enough.

Best regards,
Krzysztof

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