hammerhead: Tone down input boost

This is more than enough now and keeps L2 b/w low. Also,
put back target loads.

Change-Id: I993db38fe03f85cf1f011362398f99563b25158c
HammerHead : Add proximity wake flag

Change-Id: I78e677b20a03977d8180726dc64283658ce9c5f9
Merge remote-tracking branch 'aokp/kitkat' into sm-4.4