linux-kernel - Re: [alsa-devel] [PATCH V2 2/2] ASoC: Davinci: machine: Add device tree binding

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Date:	Thu, 24 Jan 2013 18:13:03 +0800
From:	Mark Brown <broonie@...nsource.wolfsonmicro.com>
To:	"Hebbar, Gururaja" <gururaja.hebbar@...com>
Cc:	"alsa-devel@...a-project.org" <alsa-devel@...a-project.org>,
	"linux-doc@...r.kernel.org" <linux-doc@...r.kernel.org>,
	"tony@...mide.com" <tony@...mide.com>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"devicetree-discuss@...ts.ozlabs.org" 
	<devicetree-discuss@...ts.ozlabs.org>,
	"Nori, Sekhar" <nsekhar@...com>,
	"davinci-linux-open-source@...ux.davincidsp.com" 
	<davinci-linux-open-source@...ux.davincidsp.com>,
	"rob@...dley.net" <rob@...dley.net>, "Girdwood, Liam" <lrg@...com>,
	"linux-arm-kernel@...ts.infradead.org" 
	<linux-arm-kernel@...ts.infradead.org>
Subject: Re: [alsa-devel] [PATCH V2 2/2] ASoC: Davinci: machine: Add device
 tree binding

On Thu, Jan 24, 2013 at 10:06:42AM +0000, Hebbar, Gururaja wrote:

> What I meant was that by using this macro (SND_SOC_DAPM_POST_PMU &
> SND_SOC_DAPM_PRE_PMD) I can just save and restore existing voltage values inside
> the event. They will not be user configurable (available to user through some widget).

Well, you *could* add separate register control for that but it's not
really something that should obviously be exposed to users; usually
that'd be something that is fixed by the platform via platform data.

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