soc: mmrm: Multimedia Resource Manager interface

MMRM interface is used to do admission control of
specific resources (eg: clock) of multimedia clients
(camera/display/video/cvp).

Change-Id: Ife92d31ab08c80c06467771e74d05ab1a9a8a54b
Signed-off-by: Shivendra Kakrania <shiven@codeaurora.org>