diff --git a/plat/arm/board/rde1edge/platform.mk b/plat/arm/board/rde1edge/platform.mk
index 13a3de3..88aa634 100644
--- a/plat/arm/board/rde1edge/platform.mk
+++ b/plat/arm/board/rde1edge/platform.mk
@@ -47,4 +47,9 @@
 # Add the NT_FW_CONFIG to FIP and specify the same to certtool
 $(eval $(call TOOL_ADD_PAYLOAD,${NT_FW_CONFIG},--nt-fw-config))
 
+ifneq ($(CSS_SGI_CHIP_COUNT),1)
+ $(error  "Chip count for RDE1Edge should be 1, currently set to \
+   ${CSS_SGI_CHIP_COUNT}.")
+endif
+
 override CTX_INCLUDE_AARCH32_REGS	:= 0
diff --git a/plat/arm/board/rdn1edge/platform.mk b/plat/arm/board/rdn1edge/platform.mk
index 84a21b9..90e9338 100644
--- a/plat/arm/board/rdn1edge/platform.mk
+++ b/plat/arm/board/rdn1edge/platform.mk
@@ -47,4 +47,9 @@
 # Add the NT_FW_CONFIG to FIP and specify the same to certtool
 $(eval $(call TOOL_ADD_PAYLOAD,${NT_FW_CONFIG},--nt-fw-config))
 
+ifneq ($(CSS_SGI_CHIP_COUNT),1)
+ $(error  "Chip count for RDN1Edge should be 1, currently set to \
+   ${CSS_SGI_CHIP_COUNT}.")
+endif
+
 override CTX_INCLUDE_AARCH32_REGS	:= 0
diff --git a/plat/arm/board/sgi575/platform.mk b/plat/arm/board/sgi575/platform.mk
index c6b2d41..76cc4e2 100644
--- a/plat/arm/board/sgi575/platform.mk
+++ b/plat/arm/board/sgi575/platform.mk
@@ -46,3 +46,8 @@
 
 # Add the NT_FW_CONFIG to FIP and specify the same to certtool
 $(eval $(call TOOL_ADD_PAYLOAD,${NT_FW_CONFIG},--nt-fw-config))
+
+ifneq ($(CSS_SGI_CHIP_COUNT),1)
+ $(error  "Chip count for SGI575 should be 1, currently set to \
+   ${CSS_SGI_CHIP_COUNT}.")
+endif