fix(errata): workaround for Cortex-X2 errata 2081180
Cortex-X2 erratum 2081180 is a Cat B erratum present in r0p0, r1p0
and r2p0 of the Cortex-X2 processor core.
Cortex-X2 SDEN: https://developer.arm.com/documentation/SDEN1775100
Signed-off-by: Bipin Ravi <bipin.ravi@arm.com>
Change-Id: I64bed2fd5b7e12932d6de2ae668786e689885188
diff --git a/lib/cpus/cpu-ops.mk b/lib/cpus/cpu-ops.mk
index 2422a41..feb895d 100644
--- a/lib/cpus/cpu-ops.mk
+++ b/lib/cpus/cpu-ops.mk
@@ -512,6 +512,11 @@
# r2p1.
ERRATA_X2_2017096 ?=0
+# Flag to apply erratum 2081180 workaround during reset. This erratum applies
+# only to revisions r0p0, r1p0 and r2p0 of the Cortex-X2 cpu, it is fixed in
+# r2p1.
+ERRATA_X2_2081180 ?=0
+
# Flag to apply DSU erratum 798953. This erratum applies to DSUs revision r0p0.
# Applying the workaround results in higher DSU power consumption on idle.
ERRATA_DSU_798953 ?=0
@@ -953,6 +958,10 @@
$(eval $(call assert_boolean,ERRATA_X2_2017096))
$(eval $(call add_define,ERRATA_X2_2017096))
+# Process ERRATA_X2_2081180 flag
+$(eval $(call assert_boolean,ERRATA_X2_2081180))
+$(eval $(call add_define,ERRATA_X2_2081180))
+
# Process ERRATA_DSU_798953 flag
$(eval $(call assert_boolean,ERRATA_DSU_798953))
$(eval $(call add_define,ERRATA_DSU_798953))