Re: [PATCH 2/2] ASoC: codecs: Add da7218 codec driver

From: Mark Brown
Date: Fri Nov 06 2015 - 06:55:25 EST

On Fri, Nov 06, 2015 at 11:53:00AM +0000, Opensource [Adam Thomson] wrote:
> On November 6, 2015 11:22, Mark Brown wrote:

> > > I can envisage in a system you may want to choose which capture channels can
> > > trigger level detection (if any), and this may change depending on the use-case
> > > at the time, so having it as a control makes sense to me.

> > What is a "capture channel" here?

> Input filters 1L/R and 2L/R, which are fed from either Mic1(ADC1) or DMic1L/R
> and Mic2(ADC2) or DMic2L/R.

Hang on, is this just recording a DC value with the ADC and then looking
at that?

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