Revert "Remove mic gain"

This reverts commit 120d0ea62efd835bf1c61fbbeeac66819031bccd.
Revert "sound_control: add workaround for sound boost resets. Based on https://github.com/faux123/Nexus_5/commit/33407fd2d63290540eb0054bc7c6611f2080ea8b"

This reverts commit 628aa3bc5a2540aeb3f52806458f17c8ecc366a4.
Revert "sound_control: expose mic gain to userspace."

This reverts commit 3be1ba7342243d7ed93ad234b423f079f4a4d719.
Revert "sound_control: just some cosmetic changes."

This reverts commit 64dafb0d33bf4ec9e4203363c81f5444b94fe1b2.
Revert "sound_control: update how the new values get applied writing and reading them directly from the tabla registries. This will fix the breakage caused by 4.3."

This reverts commit 218eb83305a6d7f15f8255b03bb66b6e045347fb.
Revert "sound_control: add basic sound control."

This reverts commit b7781ecd0d0e618519919c1934be10091338bc65.
Sound Control: Sound control for WCD93xx codec

Fully GPL'ed version.

Signed-off-by: faux123 <reioux@gmail.com>

Conflicts:
	sound/soc/codecs/Kconfig
	sound/soc/codecs/Makefile

Conflicts:
	sound/soc/codecs/Kconfig
	sound/soc/codecs/Makefile
Sound Control: Added headphone poweramp controls

bump version to 2.1 to reflec this new addition

Signed-off-by: Paul Reioux <reioux@gmail.com>
Revert "Sound Control: Added headphone poweramp controls"

This reverts commit a6e64b02d02fd70f7fcb0440c7317783faba5f67.
Revert "Sound Control: Sound control for WCD93xx codec"

This reverts commit 9d870648b23b012e08d1e7c504b76188de4659f1.

Conflicts:
	sound/soc/codecs/Kconfig
	sound/soc/codecs/Makefile