msm: camera: Separate AXI from vfe

This change will separate axi functionality from vfe core,
in order for camera RDI (Raw dump interface) to work.
When RDI is used, only axi subdev is configured.
When PIX interface is used, both vfe and axi are configured.

Change-Id: Id986ea1c12bbeb0664d08429acffe24d20a51028
Signed-off-by: Kevin Chan <ktchan@codeaurora.org>
7 files changed