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

From: Krzysztof Kozlowski
Date: Thu Apr 24 2025 - 11:55:17 EST


On 24/04/2025 12:17, Bryan O'Donoghue wrote:
> On 24/04/2025 11:07, Krzysztof Kozlowski wrote:
>> On 24/04/2025 11:34, Bryan O'Donoghue wrote:
>>> On 24/04/2025 07:40, Krzysztof Kozlowski wrote:
>>>>> + vdd-csiphy-0p8-supply:
>>>> Same comment as other series on the lists - this is wrong name. There
>>>> are no pins named like this and all existing bindings use different name.
>>>
>>> The existing bindings are unfortunately not granular enough.
>>>
>>> I'll post s series to capture pin-names per the SoC pinout shortly.
>> How are the pins/supplies actually called?
>>
>> Best regards,
>> Krzysztof
>
> I don't think strictly algning to pin-names is what we want.
>
> Here are the input pins
>
> VDD_A_CSI_0_1_1P2
> VDD_A_CSI_2_4_1P2
> VDD_A_CSI_0_1_0P9
> VDD_A_CSI_2_4_0P9
>
> I think the right way to represent this
>
> yaml:
> csiphy0-1p2-supply
> csiphy1-1p2-supply

But there is no separate supply for csiphy0 and csiphy1. Such split
feels fine if you have separate CSI phy device nodes, which now I wonder
- where are they?

Best regards,
Krzysztof