Sound Control: Sound control for WCD93xx codec

Thanks to faux123 for this. Go and buy FauxSound from the Play Store to take advantage of this sound patch. :)

Signed-off-by: task650 <task650@gmail.com>

Conflicts:

	arch/arm/configs/underwear_d2_defconfig
	sound/soc/codecs/Kconfig
	sound/soc/codecs/Makefile

Signed-off-by: task650 <task650@gmail.com>