wl12xx: Ported SEMC changes

Contains SEMC 4.1.C.0.6-7 code

May be useful for SEMC msm7x30 and msm7x27 devices. At now filter only for MOGAMI (msm7x30) devices.

Change-Id: Ib3853327fa297302e7d638abec9f4fa214f4b92e