Rename Cortex-Hercules to Cortex-A78

Change-Id: I89b90cbdfc8f2aa898b4f3676a4764f060f8e138
Signed-off-by: Jimmy Brisson <jimmy.brisson@arm.com>
diff --git a/lib/cpus/cpu-ops.mk b/lib/cpus/cpu-ops.mk
index 3c0c9cd..1bc082d 100644
--- a/lib/cpus/cpu-ops.mk
+++ b/lib/cpus/cpu-ops.mk
@@ -251,8 +251,8 @@
 ERRATA_A76_1286807	?=0
 
 # Flag to apply erratum 1688305 workaround during reset. This erratum applies
-# to revisions r0p0 - r1p0 of the Hercules cpu.
-ERRATA_HERCULES_1688305	?=0
+# to revisions r0p0 - r1p0 of the A78 cpu.
+ERRATA_A78_1688305	?=0
 
 # Flag to apply T32 CLREX workaround during reset. This erratum applies
 # only to r0p0 and r1p0 of the Neoverse N1 cpu.
@@ -487,9 +487,9 @@
 $(eval $(call assert_boolean,ERRATA_A76_1286807))
 $(eval $(call add_define,ERRATA_A76_1286807))
 
-# Process ERRATA_HERCULES_1688305 flag
-$(eval $(call assert_boolean,ERRATA_HERCULES_1688305))
-$(eval $(call add_define,ERRATA_HERCULES_1688305))
+# Process ERRATA_A78_1688305 flag
+$(eval $(call assert_boolean,ERRATA_A78_1688305))
+$(eval $(call add_define,ERRATA_A78_1688305))
 
 # Process ERRATA_N1_1043202 flag
 $(eval $(call assert_boolean,ERRATA_N1_1043202))