fix(errata): workaround for Cortex A78 erratum 2242635

Cortex A78 erratum 2242635 is a Cat B erratum present in the A78 Core.
It applies to revisions r1p0, r1p1, r1p2, and is still open. The issue
is also present in r0p0 but there is no workaround for this revision.

SDEN can be found here:

Signed-off-by: John Powell <>
Change-Id: Ieca024254cabbc683ff13a70f3aeb8f2f3c5ce07
3 files changed