linux-kernel - Re: [PATCH 1/3] ASoC: dt-bindings: wcd93xx: add bindings for audio switch controlling hp

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <51dd7cb2-0c22-4043-b3a1-fa8410903cbd@sirena.org.uk>
Date: Wed, 19 Mar 2025 16:03:49 +0000
From: Mark Brown <broonie@...nel.org>
To: Srinivas Kandagatla <srinivas.kandagatla@...aro.org>
Cc: Dmitry Baryshkov <dmitry.baryshkov@....qualcomm.com>,
	andersson@...nel.org, lgirdwood@...il.com, robh@...nel.org,
	krzk+dt@...nel.org, conor+dt@...nel.org, konradybcio@...nel.org,
	perex@...ex.cz, tiwai@...e.com, dmitry.baryshkov@...aro.org,
	linux-sound@...r.kernel.org, linux-arm-msm@...r.kernel.org,
	devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
	johan+linaro@...nel.org
Subject: Re: [PATCH 1/3] ASoC: dt-bindings: wcd93xx: add bindings for audio
 switch controlling hp

On Wed, Mar 19, 2025 at 03:59:23PM +0000, Srinivas Kandagatla wrote:
> On 19/03/2025 10:01, Dmitry Baryshkov wrote:

> > Is this regulator supplying the codec or some external component? In the
> > latter case it's likely that it should not be a part of WCD bindings.

> This is regulator powering a mux that is driven by gpio which is part of
> codec binding. So I would assume this will fall into the codec.

> Where would we fit this if not part of codec?

> Unless we mark this regulator as always on.

I would expect that the mux would appear in the DT and consume both the
GPIO and the regulator.

Download attachment "signature.asc" of type "application/pgp-signature" (489 bytes)