[alsa-devel] Multiple codecs on the same DAI

[Mark Brown]

On Wed, Dec 06, 2017 at 01:54:38PM +0100, Ricard Wanderlof wrote:

> How about non-sound devices, for instance if there is a chip solely for 
> managing the microphone power but it's not actually part of the codec. Is 
> it reasonable to bring it in as an aux device too, even though there's 
> actually no sound going through it?

That just sounds like a regulator?  I'd expect that just to be used as a
supply as normal.  What audio specific control would this device be
provdiing?
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