Re: [PATCH 1/2] arm64: dts: qcom: sdm845: align TLMM pin configuration with DT schema

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On 30.09.2022 22:19, Krzysztof Kozlowski wrote:
> On 30/09/2022 22:13, Konrad Dybcio wrote:
>>
>>
>> On 30.09.2022 22:05, Krzysztof Kozlowski wrote:
>>> DT schema expects TLMM pin configuration nodes to be named with
>>> '-state' suffix and their optional children with '-pins' suffix.
>>>
>>> The sdm854.dtsi file defined several pin configuration nodes which are
>> 845
>>
>>> customized by the boards.  Therefore keep a additional "default-pins"
>>> node inside so the boards can add more of configuration nodes.  Such
>>> additional configuration nodes always need 'function' property now
>>> (required by DT schema).
>> Would it not make more sense to drop this and keep the properties in the
>> root node while at it?
>>
>> Konrad
> 
> Not possible, because the boards set different bias/config for the pins:
> 
> https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/tree/arch/arm64/boot/dts/qcom/sdm845.dtsi?h=v6.0-rc7#n2988
> 
> https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/tree/arch/arm64/boot/dts/qcom/sdm845-mtp.dts?h=v6.0-rc7#n729
> 
Ok, I see now.

Konrad
> Best regards,
> Krzysztof
> 



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