This patch adds support to WSA8830/WSA8812/WSA8835 Class-D Smart
Speaker Amplifier. This Amplifier is primarily interfaced with
SoundWire.

This patch is tested on SM8450 MTP Board.
Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
Link: https://lore.kernel.org/r/20220629090644.67982-3-srinivas.kandagatla@linaro.orgSigned-off-by: Mark Brown <broonie@kernel.org>