[alsa-devel] [PATCH v1 4/6] ASoC: codecs: msm8916-wcd-analog: set default micbias voltage to 1.8

Mark Brown broonie at kernel.org
Mon Jul 31 12:07:05 CEST 2017


On Fri, Jul 28, 2017 at 03:45:08PM +0100, Srinivas Kandagatla wrote:
> On 28/07/17 15:01, Mark Brown wrote:
> > On Fri, Jul 28, 2017 at 02:54:59PM +0100, Srinivas Kandagatla wrote:

> > > This was set to 2.7v previously for special headsets which have high
> > > impedance.

> > So obviously this will break existing users.  That's not OK.

> This would not break any exiting users, as this part is applicable for only
> headset detect usecase. I will try to address this in ("PATCH 5/6 ASoC:
> codecs: msm8916-wcd-analog: add MBHC support") patch.

> The default voltage for most common usecase should be set to 1.8v anyway.

Just leave it at the hardware default like we do for everything else in
ASoC.  
-------------- next part --------------
A non-text attachment was scrubbed...
Name: signature.asc
Type: application/pgp-signature
Size: 488 bytes
Desc: not available
URL: <http://mailman.alsa-project.org/pipermail/alsa-devel/attachments/20170731/04be1d6a/attachment.sig>


More information about the Alsa-devel mailing list