omap4-common: camera: reenable DCC

reenable DCC-file-handling in the camera-hal and implement
parsing of motorola specific dcc configuration files.

Change-Id: Ib7509d81d2f53eaf9f1eb117d41687a17a99a8d5
omap4-common: fix permissions for cpufreq/scaling_min_freq

this allow mediaserver to enable performance mode for OMAP4 USB Audio
which was overridden by init.cm.rc

Change-Id: Ie8be95b20786685708cb8a49c14d08454f2051dd
omap4-common: define BOARD_HAVE_PRE_KITKAT_AUDIO_BLOB

Change-Id: Ia697b592a5504d59e0e0867241013796d0b95aa9
omap4-common: fix wifi/p2p-config

use right config-file for wifi and p2p and enable p2p on the
p2p-interface

Change-Id: I3add89572ebd3d14bd1d56b77702dac7bf64184f
omap4-common: switch wpa_supplicant back to the normal version

this is needed to fix wifi instability and high power-usage
caused by a change to the wpa_supplicant_lib.

Change-Id: Ia4f12fd36f22e4266ef68141f6d18e1fe333a432