dts: panel: make colors saturated and vivid. Also whites are whiter.

Signed-off-by: Francisco Franco <franciscofranco.1990@gmail.com>
sound_control: initial code push for Headphones gain userspace interface.

Signed-off-by: Francisco Franco <franciscofranco.1990@gmail.com>
sound_control: add headset, speaker and mic gain interfaces. Also add the sysfs control file.

Signed-off-by: Francisco Franco <franciscofranco.1990@gmail.com>