On Wed, May 20, 2020 at 09:19:02AM +0200, Pavel Dobias wrote:

> Codec requires enabling of left and right ADCs in the same I2C write
> operation which isn't fullfilled when controlled from DAPM and
> causes unexpected behaviour of codec. The similar applies to DACs.
> Enable ADCs and DACs once at startup and never switch them off
> to solve the issue.

It will be normally when the two channels are updated simultaneously
though that doesn't stop the user doing something to update them
separately.  In any case this would be better handled through moving the
power control to either supply widgets or event callbacks rather than
just giving up on power control entirely.