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

Currently there is no support for TSCS42xx audio CODECs.

Add support for TSCS42xx audio CODECs.
Reviewed-by: NCharles Keepax <ckeepax@opensource.cirrus.com>
Acked-by: NPhilippe Ombredanne <pombredanne@nexb.com>
Signed-off-by: NSteven Eckhoff <steven.eckhoff.opensource@gmail.com>
Signed-off-by: NMark Brown <broonie@kernel.org>