diff --git a/[refs] b/[refs]
index 66e636d767e3..1c248037478f 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 86c562a9d6683063e071692fe14e0a18e64ee1be
+refs/heads/master: ea1eae75eb596e0628dc5e01d32c78b1f6b257fb
diff --git a/trunk/include/asm-um/io.h b/trunk/include/asm-um/io.h
index 90674056dcef..1934d9340e2c 100644
--- a/trunk/include/asm-um/io.h
+++ b/trunk/include/asm-um/io.h
@@ -33,4 +33,20 @@ static inline void * phys_to_virt(unsigned long address)
  */
 #define xlate_dev_kmem_ptr(p)	p
 
+static inline void writeb(unsigned char b, volatile void __iomem *addr)
+{
+	*(volatile unsigned char __force *) addr = b;
+}
+static inline void writew(unsigned short b, volatile void __iomem *addr)
+{
+	*(volatile unsigned short __force *) addr = b;
+}
+static inline void writel(unsigned int b, volatile void __iomem *addr)
+{
+	*(volatile unsigned int __force *) addr = b;
+}
+#define __raw_writeb writeb
+#define __raw_writew writew
+#define __raw_writel writel
+
 #endif