hallon: add device specific init

Signed-off-by: Michael Bestas <mikeioannina@gmail.com>

Change-Id: I46cc813c3b7387c10c8f1dcd727a6e5901d3d1c7
hallon: add device specific lights header

Signed-off-by: Michael Bestas <mikeioannina@gmail.com>

Change-Id: I6f7304a6a6ac1eb6eef182a90b794e3dd978cad9