Re: [PATCH v6 2/5] dt-bindings: media: Add qcom,x1e80100-camss

[Krzysztof Kozlowski]

On 25/04/2025 10:26, Dmitry Baryshkov wrote:
>>
>> vdd-csiphy0-1p2-supply = <&vreg_1p2_ex0>; <- individual supply in PCB
>> vdd-csiphy1-1p2-supply = <&vreg_1p2_ex1>; <- individual supply in PCB
>>
>> vdd-csiphy0-0p8-supply = <&vreg_0p9_ex0>; <- shared pin in the SoC
>> vdd-csiphy1-0p8-supply = <&vreg_0p9_ex0>; <- shared pin in the SoC
> 
> What should driver do if:
> 
> vdd-csiphy0-1p2-supply = <&vreg_1p2_ex0>; <- individual supply in PCB
> vdd-csiphy1-1p2-supply = <&vreg_1p2_ex1>; <- individual supply in PCB
> 
> vdd-csiphy0-0p8-supply = <&vreg_0p9_ex0>; <- shared pin in the SoC
> vdd-csiphy1-0p8-supply = <&vreg_0p9_ex1>; <- should be shared pin
> 
> I don't want to allow DT authors to make this kind of mistake.

I don't follow. What is the mistake here? Using wrong regulator? If so,
the job of the bindings and how we name here is not to create some
bullet-proof, wrong DTS solution.

Best regards,
Krzysztof