ASoC: TSCS42xx: Add headphone auto switching

Add headphone auto switching controls

Signed-off-by: Steven Eckhoff <steven.eckhoff.opensource@gmail.com>
Signed-off-by: Mark Brown <broonie@kernel.org>

ASoC: TSCS42xx: Add CCF support to get sysclk

The TSCS42xx relies on set_sysclk to get a unique clock id and rate,
which prevents it from being used with the simple-card.

Remove set_sysclk callback
Add CCF support to get clock id and rate
Add clocks and clock-names to device tree binding

Signed-off-by: Steven Eckhoff <steven.eckhoff.opensource@gmail.com>
Signed-off-by: Mark Brown <broonie@kernel.org>

ASoC: TSCS42xx: Add support for Tempo Semiconductor's TSCS42xx audio CODEC

Currently there is no support for TSCS42xx audio CODECs.

Add support for TSCS42xx audio CODECs.

Reviewed-by: Charles Keepax <ckeepax@opensource.cirrus.com>
Acked-by: Philippe Ombredanne <pombredanne@nexb.com>
Signed-off-by: Steven Eckhoff <steven.eckhoff.opensource@gmail.com>
Signed-off-by: Mark Brown <broonie@kernel.org>