ARM: vexpress: Simplify SMP operations for DT-powered system

As all cores must be properly described in the Device Tree,
there is no point in getting their numbers from SCU on
A5/A9 platforms. This significantly simplifies the code,
removing the need for flat-tree scanning and early static
mapping.

Signed-off-by: Pawel Moll <pawel.moll@arm.com>
3 files changed