Re: [PATCH RFC v2 0/3] pinctrl: add ACPI support to pin controller

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On 15/11/2022 18:47, Andy Shevchenko wrote:
On top of that, how other hardware can utilize what you are doing without
adding redundancy to the ACPI?

Sorry I missed this question.

I am not sure if there is any redundancy to ACPI spec.

ACPI pin resources gives you most of the bits you need to describe the pin dependencies and configuration required for the device.

For my particular implementation (not part of this proposal), I had to pass extra data to the driver to describe the GPIO number to Pin mapping and conf and mux registers. But that can be potentially fully handled in the driver. Sorry for the repetition.

Let me know if I missed your question :-)


--
Niyas




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