Sound Control: WCD9320: expose additional controls

Signed-off-by: Paul Reioux <reioux@gmail.com>
sound control 3.x: Initial GPL release for WCD9320 Audio Codec

This is first official GPL release based on my private implementation.

This release has been tested for xperia Z officially.  It may work
with other devices using the same WCD9320 Audio Codec as well, but not tested

Signed-off-by: Paul Reioux <reioux@gmail.com>

Conflicts:
	sound/soc/codecs/Makefile

Change-Id: Id68243c28ad0eb8560f245f709424d17c662bb78
sound control: WCD9320: update speaker gain control for Z1

Signed-off-by: Paul Reioux <reioux@gmail.com>
Sound Control: (Optional) work around for WCD93xx audio issues

(Use this only for devices with audio reset issues)

Also bump version to 3.1

Signed-off-by: Paul Reioux <reioux@gmail.com>

wcd9xxx-core: add register write without mutex protection

This is assuming the calling function will take care of the mutex.

Signed-off-by: Paul Reioux <reioux@gmail.com>

Conflicts:
	include/linux/mfd/wcd9xxx/core.h
	sound/soc/codecs/wcd9320.c

Change-Id: Ia899aa9726fbe7eae7f43813fcb4e634515dcfd6
Sound Control: (OPTIONAL) add power amp registers access control as well

Signed-off-by: Paul Reioux <reioux@gmail.com>
sound control: add register cache

bump to version 3.2

Signed-off-by: Paul Reioux <reioux@gmail.com>