Modify structure for msm camera

Change-Id: Ie16e3cc88001114ff4274998ae2f721425675d9f
Add MSM_WEB register

Change-Id: I000a710124543f82def050fd6ec86f6b42511577
Add the backlight device driver

Change-Id: Id8c2d7f15ae83a9b5a3211a438ea07fbc6c0ff9f