diff --git a/include/asm-powerpc/io.h b/include/asm-powerpc/io.h
index bb8d965f96c6..4c0b55087dc7 100644
--- a/include/asm-powerpc/io.h
+++ b/include/asm-powerpc/io.h
@@ -734,6 +734,9 @@ static inline void * bus_to_virt(unsigned long address)
 #define setbits16(_addr, _v) out_be16((_addr), in_be16(_addr) |  (_v))
 #define clrbits16(_addr, _v) out_be16((_addr), in_be16(_addr) & ~(_v))
 
+#define setbits8(_addr, _v) out_8((_addr), in_8(_addr) |  (_v))
+#define clrbits8(_addr, _v) out_8((_addr), in_8(_addr) & ~(_v))
+
 #endif /* __KERNEL__ */
 
 #endif /* _ASM_POWERPC_IO_H */