From mboxrd@z Thu Jan  1 00:00:00 1970
From: Mark Brown <broonie@opensource.wolfsonmicro.com>
Subject: Re: [PATCH] ASoC: Convert WM8903 MICBIAS to a supply
	widget
Date: Mon, 28 Nov 2011 17:00:29 +0000
Message-ID: <20111128170029.GD18958@opensource.wolfsonmicro.com>
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To: Stephen Warren <swarren@nvidia.com>
Cc: "alsa-devel@alsa-project.org" <alsa-devel@alsa-project.org>, "patches@opensource.wolfsonmicro.com" <patches@opensource.wolfsonmicro.com>, Liam Girdwood <lrg@ti.com>
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On Mon, Nov 28, 2011 at 08:58:32AM -0800, Stephen Warren wrote:
> Mark Brown wrote at Sunday, November 27, 2011 5:22 AM:

> > -SND_SOC_DAPM_MICBIAS("Mic Bias", WM8903_MIC_BIAS_CONTROL_0, 0, 0),
> > +SND_SOC_DAPM_SUPPLY("MICBIAS", WM8903_MIC_BIAS_CONTROL_0, 0, 0, NULL, 0),

> For my education, why is this better modeled as a supply instead of a
> mic bias? Thanks.

The wiring in the DAPM map is *much* more comprehensible.