msm: gsi: driver upgrade for gsi version 1.2 and 1.3

Add support to handle different HW versions on the driver.
Update register/sequences per HPG.

Change-Id: Ibb6b1ce3a035260edbba61c2a443bbda09b17cee
CRs-Fixed: 1019773
Acked-by: Ady Abraham <adya@qti.qualcomm.com>
Signed-off-by: Skylar Chang <chiaweic@codeaurora.org>
Signed-off-by: Gidon Studinski <gidons@codeaurora.org>