diff --git a/arch/xtensa/include/asm/io.h b/arch/xtensa/include/asm/io.h
index 74944207167eccfb0f6e122ad7418d5728d4a2b7..fe1600a094384e8c18a988e91862b531031984f3 100644
--- a/arch/xtensa/include/asm/io.h
+++ b/arch/xtensa/include/asm/io.h
@@ -74,13 +74,6 @@ static inline void iounmap(volatile void __iomem *addr)
 
 #endif /* CONFIG_MMU */
 
-/*
- * Generic I/O
- */
-#define readb_relaxed readb
-#define readw_relaxed readw
-#define readl_relaxed readl
-
 #endif	/* __KERNEL__ */
 
 #include <asm-generic/io.h>