diff --git a/make_helpers/defaults.mk b/make_helpers/defaults.mk
index b2d1ee2..53d9605 100644
--- a/make_helpers/defaults.mk
+++ b/make_helpers/defaults.mk
@@ -344,3 +344,11 @@
 
 # Build option to use the SP804 timer instead of the generic one
 USE_SP804_TIMER			:= 0
+
+# Build option to define number of firmware banks, used in firmware update
+# metadata structure.
+NR_OF_FW_BANKS			:= 2
+
+# Build option to define number of images in firmware bank, used in firmware
+# update metadata structure.
+NR_OF_IMAGES_IN_FW_BANK		:= 1