On Wed, Jan 23, 2013 at 12:39:35PM +0000, Hebbar, Gururaja wrote: > On Fri, Jan 04, 2013 at 17:56:12, Mark Brown wrote:
> > The CODEC driver biases should be changed over to be supplies, this > > makes the above much more natural - the routing there is a hack for > > older versions of ASoc. Otherwise this looks fine. > ON TLV320AIC3x Codec, MIC Bias power on/off share the same register bits > with Bias voltage output. So you need to use an event to write the actual enable bit. > SGTL5000 --> Single register for MIC BIAS enable & output impedance of MIC > Bias. The driver uses SND_SOC_DAPM_POST_PMU & SND_SOC_DAPM_PRE_PMD macro to > handle the MIC Bias enable & disable event. This is the way these things should be handled.
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