diff --git a/arch/powerpc/include/asm/reg.h b/arch/powerpc/include/asm/reg.h
index c70782eae3a0709c218335c69309ada2421f353e..59b98f552ebf61a584ce983361c3d087c8b394a3 100644
--- a/arch/powerpc/include/asm/reg.h
+++ b/arch/powerpc/include/asm/reg.h
@@ -1436,8 +1436,6 @@ static inline void mtsr(u32 val, u32 idx)
 }
 #endif
 
-#define proc_trap()	asm volatile("trap")
-
 extern unsigned long current_stack_frame(void);
 
 register unsigned long current_stack_pointer asm("r1");