Fix merge drivers: add msm_serial_hs_ti driver

Change-Id: I5ce78ede40a19c7e3d01c46eab2a7fe0c79ecbe6
defconfigs: enable SERIAL_MSM_HS_TI

fixing
Change-Id: I0b9d51a30737210d31f4223d8ca35a01a5078fc5