fix(cpus): workaround for Neoverse N2 erratum 2346952
Neoverse N2 erratum 2346952 is a Cat B erratum that applies to all
revisions <= r0p2 and is fixed in r0p3.
The workaround is to set L2 TQ size statically to it's full size.
SDEN documentation:
https://developer.arm.com/documentation/SDEN-1982442/latest
Change-Id: I03c3cf1f951fbc906fdebcb99a523c5ac8ba055d
Signed-off-by: Bipin Ravi <bipin.ravi@arm.com>
diff --git a/lib/cpus/cpu-ops.mk b/lib/cpus/cpu-ops.mk
index ea29047..92c6aa4 100644
--- a/lib/cpus/cpu-ops.mk
+++ b/lib/cpus/cpu-ops.mk
@@ -660,6 +660,10 @@
# applies to revision r0p0 of the Neoverse N2 cpu and is fixed in r0p1.
CPU_FLAG_LIST += ERRATA_N2_2326639
+# Flag to apply erratum 2346952 workaround during reset. This erratum applies
+# to r0p0, r0p1, r0p2 of the Neoverse N2 cpu, it is fixed in r0p3.
+CPU_FLAG_LIST += ERRATA_N2_2346952
+
# Flag to apply erratum 2376738 workaround during reset. This erratum applies
# to revision r0p0, r0p1, r0p2, r0p3 of the Neoverse N2 cpu and is still open.
CPU_FLAG_LIST += ERRATA_N2_2376738