Add support for Cortex-A57 erratum 826974 workaround
Change-Id: I45641551474f4c58c638aff8c42c0ab9a8ec78b4
diff --git a/lib/cpus/cpu-ops.mk b/lib/cpus/cpu-ops.mk
index 1ed7d14..3ea462b 100644
--- a/lib/cpus/cpu-ops.mk
+++ b/lib/cpus/cpu-ops.mk
@@ -74,6 +74,10 @@
# only to revision r0p0 of the Cortex A57 cpu.
ERRATA_A57_813420 ?=0
+# Flag to apply erratum 826974 workaround during reset. This erratum applies
+# only to revision <= r1p1 of the Cortex A57 cpu.
+ERRATA_A57_826974 ?=0
+
# Process ERRATA_A53_826319 flag
$(eval $(call assert_boolean,ERRATA_A53_826319))
$(eval $(call add_define,ERRATA_A53_826319))
@@ -89,3 +93,7 @@
# Process ERRATA_A57_813420 flag
$(eval $(call assert_boolean,ERRATA_A57_813420))
$(eval $(call add_define,ERRATA_A57_813420))
+
+# Process ERRATA_A57_826974 flag
+$(eval $(call assert_boolean,ERRATA_A57_826974))
+$(eval $(call add_define,ERRATA_A57_826974))