MN10300: Supply ioremap_wc() for MN10300

Supply ioremap_wc() for MN10300.

Signed-off-by: David Howells <dhowells@redhat.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/include/asm-mn10300/io.h b/include/asm-mn10300/io.h
index b8b6dc8..c1a4119 100644
--- a/include/asm-mn10300/io.h
+++ b/include/asm-mn10300/io.h
@@ -259,6 +259,8 @@
 	return (void *) (offset | 0x20000000);
 }
 
+#define ioremap_wc ioremap_nocache
+
 static inline void iounmap(void *addr)
 {
 }