Re: [PATCH 2/2] ASoC: dt-bindings: document dvdd-supply property for awinic,aw88261
From: Mark Brown
Date: Mon Jan 12 2026 - 11:32:54 EST
On Mon, Jan 12, 2026 at 09:57:46PM +0530, Bharadwaj Raju wrote:
> On Sun, 11 Jan 2026, at 9:40 PM, Krzysztof Kozlowski wrote:
> > You mean the bindings were incomplete?
> Yes, the chip needs DVDD to power on.
> After looking at other codec drivers, they generally make it optional
> in the binding but error out from probe if it can't be enabled.
> I'll resend the series with it made optional.
No, if the chip needs the supply it shouldn't be optional in the
bindings - it is an ABI break, but in practice only for validation since
the kernel will assume some supply is there even if not described.
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