On Fri, May 29, 2020 at 07:22:43PM +0800, Tzung-Bi Shih wrote:
> On Fri, May 29, 2020 at 7:09 PM Mark Brown <broonie@kernel.org> wrote:

> > What is DMIC one wire mode?  This doesn't sound like something I'd
> > expect to vary at runtime.

> It means: 1 PDM data wire carries 2 channel data (rising edge for left
> and falling edge for right).

I thought that was normal for DMICs - is this selecting between left and
right or something?

> The setting shouldn't and won't change at runtime.  Would you suggest
> putting it into DTS binding?

Yes.