cache-2dmanager: initial work.

Change-Id: Id3b07b44fea92794ed4e0e02f9081d66ecd2b38e
Signed-off-by: Jack Yen <jyen@ti.com>
Signed-off-by: Willi Ye <williye97@gmail.com>

Conflicts:
	drivers/misc/Kconfig
	drivers/misc/Makefile