From: Zeng Zhaoming <zengzm.kernel@gmail.com>
Date: Thu, 29 Mar 2012 16:13:02 +0000 (+0800)
Subject: ASoC: sgtl5000: Enable VAG when DAC/ADC up
X-Git-Tag: v3.4-rc3~41^2~3^2~9
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=f0cdcf3ab6c62b3f774a2af15dfa01988e7a9b02;p=pandora-kernel.git

ASoC: sgtl5000: Enable VAG when DAC/ADC up

As manual described, VAG is an internal voltage reference of DAC/ADC,
So enabled it before DAC/ADC up.

One more thing should care about is VAG fully ramped down requires 400ms,
wait it to avoid pop.

Signed-off-by: Zeng Zhaoming <zengzm.kernel@gmail.com>
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
---

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