Add ASoC interface for OMAP McBSP2 and McBSP3 sidetones.
Signed-off-by: NIlkka Koskinen <ilkka.koskinen@nokia.com>
Acked-by: NPeter Ujfalusi <peter.ujfalusi@nokia.com>
Acked-by: NLiam Girdwood <lrg@slimlogic.co.uk>
Acked-by: NMark Brown <broonie@opensource.wolfsonmicro.com>
Tested-by: NJarkko Nikula <jhnikula@gmail.com>
Signed-off-by: NTony Lindgren <tony@atomide.com>