[alsa-devel] [PATCH] ASoC: Fix mic bias handling in TI tlv320aic32x codec.

Mark Brown broonie at opensource.wolfsonmicro.com
Thu Jan 5 16:56:07 CET 2012

On Thu, Jan 05, 2012 at 04:05:04PM +0100, Javier Martin wrote:

> For this reason it's not possible to add this as
> a DAPM event since we lack the possibility to associate
> it to a DAPM route. So we use platform data totell the
> device whether we are connecting a microphone or not.

No, this change would be a regression - if this were a problem we'd not
have microphones working at all in ASoC.  The routing of the microphone
bias is done by the machine driver, not the CODEC driver.

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