Use 64-bit FF-A calls where necessary

According to the FF-A spec if a call has any 64-bit arguments, it should
use the 64-bit version of the function ID. Fix this to get aligned with
the spec.

Signed-off-by: Balint Dobszay <balint.dobszay@arm.com>
Change-Id: I33d353daf0ddedb7e1328e4df2de9a395477a475
4 files changed