Re: [PATCH v2] ASoC: codecs: wcd937x: Add conditional regulator control for wcd937x

Mark Brown
2026-04-10T10:25:45Z

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On Fri, Apr 10, 2026 at 11:10:22AM +0530, Karthik S wrote:
> Hi @Mark ,

Please don't add random characters to my name.

Please don't top post, reply in line with needed context. This allows
readers to readily follow the flow of conversation and understand what
you are talking about and also helps ensure that everything in the
discussion is being addressed.

> On the indus mezz skew, The codec rails are distributed through fixed Vdd
> (3.3V supply). These rails are Board‑controlled , not switched by the codec
> and not power‑cycled dynamically. There is no per‑codec enable/disable
> control exposed to software.The codec is wired to rails that are always
> powered when the board is powered. Hence this justifies it being handled as
> a board dt property.

This is a compltely normal situation for regulators, probably true for
the majority of current systems with regulators in use. Why would this
board be different?

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