feat(rdv1): add support for tftf

Add tftf support for Neoverse Reference Design RD-V1 platform. The RD-V1
platform includes 16 Neoverse V1 CPUs, CMN-650 interconnect, GIC-700 and
SMMU-600.

Signed-off-by: Shriram K <shriram.k@arm.com>
Change-Id: I2ae41cb99cf1ed5560eafb8c6c7876f0adec2146
4 files changed