Add FF-A v1.1 format memory transaction descriptor support

FF-A v1.0 and v1.1 format structures and fields are conditionally
compiled based on the selected FF-A version macro value.

Signed-off-by: Imre Kis <imre.kis@arm.com>
Change-Id: Id899142a914afce77fb9f965f54011d6489b919b
8 files changed