tree 92918d55497a54b56575fb211313f10a4baabf9f
parent 262bb3a223bed377603ac756fef8d685fad016ef
author Bipin Ravi <bipin.ravi@arm.com> 1670454086 -0600
committer Varun Wadekar <vwadekar@nvidia.com> 1675444146 +0000

fix(cpus): workaround for Neoverse N2 erratum 2743089

Neoverse N2 erratum 2743089 is a Cat B erratum that applies to
all revisions <=r0p2 and is fixed in r0p3. The workaround is to
insert a dsb before the isb in the power down sequence.

SDEN documentation:
https://developer.arm.com/documentation/SDEN1982442/latest

Signed-off-by: Bipin Ravi <bipin.ravi@arm.com>
Change-Id: Idec862226bd32c91374a8bbd5d73d7ee480a34d9
(cherry picked from commit 1ee7c8232c153203d104f148a33e6f641d503f96)