Add the CM DSP library to the device-specific effects table

Change-Id: Iec434885dc30a6623556b9c0c132fef4a0201314
Add support for USB OTG

Change-Id: Id5ded1d14f01e4bd126115866e0bf3bd75d5cfcb
hammerhead: add charging led support

Also introduces led priority handling for
battery vs notification vs attention
(copied from jf-common).

Requires the hammerhead kernel led
always on support patch.

Change-Id: I1a2f3aae457c6d7e4e3c3f9ca39cbe42d39c3bc2
BoardConfig: clean up
BoardConfig: use custom defconfig
hh: Temp disable a few things in overlay for bringup

Change-Id: I02621af169a3f64f00638843f674b0f3730cf5ad