fix(errata): workaround for Neoverse V1 erratum 2216392

Neoverse V1 erratum 2216392 is a Cat B erratum present in the V1 core.
It applies to revisions r1p0 and r1p1 and is still open. The issue is
also present in r0p0 but there is no workaround in that revision.

SDEN can be found here:
https://developer.arm.com/documentation/SDEN1401781

Signed-off-by: John Powell <john.powell@arm.com>
Change-Id: Ic2f90d79c75e8ffef01aac81eddf1bfd8b7164ab
3 files changed