Fix setting of FSYNC polarity for DAI formats other than I2S. Also
add support for polarity inversion.

Fixes: 1a476abc ("tas2770: add tas2770 smart PA kernel driver")
Signed-off-by: Martin Povišer <povik+lin@cutebit.org>
Link: https://lore.kernel.org/r/20220808141246.5749-2-povik+lin@cutebit.orgSigned-off-by: Mark Brown <broonie@kernel.org>