Hi Mark, On Mon, Feb 14, 2022 at 2:14 PM Mark Brown <broonie@xxxxxxxxxx> wrote: > The driver is just plain buggy, it defines both a regular SPIDF Switch > control and a SND_SOC_DAPM_SWITCH() called SPDIF both of which will > create an identically named control, it can never have loaded without > error. One or both of those has to be renamed. Thanks. That did the trick. I have just sent a patch. Thanks