msm: camera: Add spectra camera driver support

Bring over MSM camera module drivers as of msm-4.9 commit ccfbd11d9
(Revert "msm: camera: icp: Freeing memory in workqueue"). Additionally
update ION api for camera modules.

Change-Id: Ibdab75cc64ceef52d4086abbfb1e16fee47af71c
Signed-off-by: Jigarkumar Zala <jzala@codeaurora.org>