diff --git a/lib/cpus/cpu-ops.mk b/lib/cpus/cpu-ops.mk
index 98d59ef..d8555bc 100644
--- a/lib/cpus/cpu-ops.mk
+++ b/lib/cpus/cpu-ops.mk
@@ -111,6 +111,10 @@
 # only to revision r0p0 of the Cortex A57 cpu.
 ERRATA_A57_813420	?=0
 
+# Flag to apply erratum 814670  workaround during reset. This erratum applies
+# only to revision r0p0 of the Cortex A57 cpu.
+ERRATA_A57_814670	?=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
@@ -200,6 +204,10 @@
 $(eval $(call assert_boolean,ERRATA_A57_813420))
 $(eval $(call add_define,ERRATA_A57_813420))
 
+# Process ERRATA_A57_814670 flag
+$(eval $(call assert_boolean,ERRATA_A57_814670))
+$(eval $(call add_define,ERRATA_A57_814670))
+
 # Process ERRATA_A57_826974 flag
 $(eval $(call assert_boolean,ERRATA_A57_826974))
 $(eval $(call add_define,ERRATA_A57_826974))