On Mon, 23 May 2011 15:49:00 +0800
Lu Guanqun <[email protected]> wrote:

> Fix issue when microphone is inserted multiple times then its volume
> becomes very low.
> 
> Accoring to the investigation in Wistron, it's due to the unstablized
> signals before they can be used safely.
> 
> Therefore, time delay is added to ensure the signal VAUDIO, AUVR and
> PLL is stablized correctly.
> 
> Accoring to the spec, AUVR needs at least 2ms to stablize, while
> PLL1/PLL2 needs at least 5ms to stablize.  Besides, 250us is added
> after setting VAUDIO1/VAUDIO2.  The delay is added at three places:
> a) initialization time. b) the time to playback.  c) the time to
> capture.
> 
> Signed-off-by: Lu Guanqun <[email protected]>

Looks fine to me
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