diff --git a/lib/cpus/cpu-ops.mk b/lib/cpus/cpu-ops.mk
index bfee990..4deb262 100644
--- a/lib/cpus/cpu-ops.mk
+++ b/lib/cpus/cpu-ops.mk
@@ -214,6 +214,10 @@
 # only to r0p0 and r1p0 of the Neoverse N1 cpu.
 ERRATA_N1_1043202	?=1
 
+# 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
+
 # Flag to apply DSU erratum 936184. This erratum applies to DSUs containing
 # the ACP interface and revision < r2p0. Applying the workaround results in
 # higher DSU power consumption on idle.
@@ -375,6 +379,10 @@
 $(eval $(call assert_boolean,ERRATA_N1_1043202))
 $(eval $(call add_define,ERRATA_N1_1043202))
 
+# Process ERRATA_DSU_798953 flag
+$(eval $(call assert_boolean,ERRATA_DSU_798953))
+$(eval $(call add_define,ERRATA_DSU_798953))
+
 # Process ERRATA_DSU_936184 flag
 $(eval $(call assert_boolean,ERRATA_DSU_936184))
 $(eval $(call add_define,ERRATA_DSU_936184))