Populate FVP YAML files for cortex-a53x4 models

FVP YAML file generation is a two step process: 1. yaml template
creation and 2. fvp values replacement on template created by 1. This
patch only relates to 2 and specifically for 'cortex-a53x4' models.

Signed-off-by: Leonardo Sandoval <leonardo.sandoval@linaro.org>
Change-Id: I9d95559516c7486d058205ebb56bbd810e0242bf
1 file changed