diff --git a/arch/c6x/Makefile b/arch/c6x/Makefile
index 6f6096ff05a4..6ab942e6c534 100644
--- a/arch/c6x/Makefile
+++ b/arch/c6x/Makefile
@@ -25,6 +25,7 @@ KBUILD_AFLAGS   += -mbig-endian
 LINKFLAGS       += -mbig-endian
 KBUILD_LDFLAGS  += -mbig-endian
 LDFLAGS += -EB
+CHECKFLAGS	+= -D_BIG_ENDIAN
 endif
 
 head-y          := arch/c6x/kernel/head.o