diff --git a/arch/powerpc/include/uapi/asm/setup.h b/arch/powerpc/include/uapi/asm/setup.h
index 552df83f1a49627ddd1d49e1ba982c743a5bfefe..ae3fb68cb28e8df5cb53f078ccc5bcc923c8231c 100644
--- a/arch/powerpc/include/uapi/asm/setup.h
+++ b/arch/powerpc/include/uapi/asm/setup.h
@@ -1 +1,6 @@
-#include <asm-generic/setup.h>
+#ifndef _UAPI_ASM_POWERPC_SETUP_H
+#define _UAPI_ASM_POWERPC_SETUP_H
+
+#define COMMAND_LINE_SIZE	2048
+
+#endif /* _UAPI_ASM_POWERPC_SETUP_H */