diff --git a/lib/cpus/cpu-ops.mk b/lib/cpus/cpu-ops.mk
index 2604023..078888e 100644
--- a/lib/cpus/cpu-ops.mk
+++ b/lib/cpus/cpu-ops.mk
@@ -278,6 +278,10 @@
 # to revisions before r3p1 of the Neoverse N1 cpu.
 ERRATA_N1_1315703	?=1
 
+# Flag to apply erratum 1542419 workaround during reset. This erratum applies
+# to revisions r3p0 - r4p0 of the Neoverse N1 cpu.
+ERRATA_N1_1542419	?=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
@@ -507,6 +511,10 @@
 $(eval $(call assert_boolean,ERRATA_N1_1315703))
 $(eval $(call add_define,ERRATA_N1_1315703))
 
+# Process ERRATA_N1_1542419 flag
+$(eval $(call assert_boolean,ERRATA_N1_1542419))
+$(eval $(call add_define,ERRATA_N1_1542419))
+
 # Process ERRATA_DSU_798953 flag
 $(eval $(call assert_boolean,ERRATA_DSU_798953))
 $(eval $(call add_define,ERRATA_DSU_798953))