feat(tc): add 'kaslr-seed' node in device tree for TC3

Add 'kaslr-seed' node in device tree for TC3.

Note, TC4 doesn't need to add this node as it can dynamically generate
seed based on CPU arch's RNG_TRAP feature.

Signed-off-by: Leo Yan <leo.yan@arm.com>
Signed-off-by: Icen Zeyada <Icen.Zeyada2@arm.com>
Change-Id: I5c3f857d0f4e81ccd3bacb4c1ab032c8ea6e6873
1 file changed