diff --git a/arch/powerpc/cpu/mpc8xx/kgdb.S b/arch/powerpc/cpu/mpc8xx/kgdb.S
index ac1fe8f4e5..e774d1e70a 100644
--- a/arch/powerpc/cpu/mpc8xx/kgdb.S
+++ b/arch/powerpc/cpu/mpc8xx/kgdb.S
@@ -9,8 +9,6 @@
 #include <mpc8xx.h>
 #include <version.h>
 
-#define CONFIG_8xx 1		/* needed for Linux kernel header files */
-
 #include <ppc_asm.tmpl>
 #include <ppc_defs.h>
 
diff --git a/arch/powerpc/cpu/mpc8xx/start.S b/arch/powerpc/cpu/mpc8xx/start.S
index 99cafbd437..f8aa93d611 100644
--- a/arch/powerpc/cpu/mpc8xx/start.S
+++ b/arch/powerpc/cpu/mpc8xx/start.S
@@ -26,8 +26,6 @@
 #include <mpc8xx.h>
 #include <version.h>
 
-#define CONFIG_8xx 1		/* needed for Linux kernel header files */
-
 #include <ppc_asm.tmpl>
 #include <ppc_defs.h>