[alsa-devel] [PATCH 1/6] ASoC: rt5645: change micbias widget type to supply.

Mark Brown broonie at kernel.org
Thu Jan 4 13:01:26 CET 2018


On Thu, Jan 04, 2018 at 11:14:40AM +0000, Bard Liao wrote:

> > > I found mt8173 from mediatek is using rt5650 micbias.
> > > 	{"Headset Mic", NULL, "micbias1"},
> > > 	{"Headset Mic", NULL, "micbias2"},
> > > I think we should remove it but still need to verify.
> > > We are co-working with MTK folks on it and it may take some days.

> > That looks like normal supply usage for a micbias so most likely your
> > patch is a fix for them anyway.

> Yes, it's supply usage for a micbias. So it didn't take effect with
> MICBIAS widget type. Actually, we don't need to set the micbias
> power bit for headset mic and we have verified it today. So, I will
> send a patch to remove them soon.

Are you sure that's likely to be helpful?
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