ASoC: sma1307: Add driver for Iron Device SMA1307

The Iron Device SMA1307 is a boosted digital speaker amplifier

Signed-off-by: Kiseok Jo <kiseok.jo@irondevice.com>
Link: https://patch.msgid.link/20241106005800.7520-3-kiseok.jo@irondevice.com


Signed-off-by: Mark Brown <broonie@kernel.org>