openrisc: map as uncached in ioremap

Openrisc is the only architecture not mapping ioremap as uncached,
which has been the default since the Linux 2.6.x days.  Switch it
over to implement uncached semantics by default.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Stafford Horne <shorne@gmail.com>

1 files changed, 3 insertions, 17 deletions

diff --git a/arch/openrisc/include/asm/io.h b/arch/openrisc/include/asm/io.h
index 06a710757789..5b81a96ab85e 100644
--- a/arch/openrisc/include/asm/io.h
+++ b/arch/openrisc/include/asm/io.h
@@ -25,25 +25,11 @@
 #define PIO_OFFSET		0
 #define PIO_MASK		0
 
-#define ioremap_nocache ioremap_nocache
+#define ioremap_nocache ioremap
 #include <asm-generic/io.h>
 #include <asm/pgtable.h>
 
-extern void __iomem *__ioremap(phys_addr_t offset, unsigned long size,
-				pgprot_t prot);
-
-static inline void __iomem *ioremap(phys_addr_t offset, size_t size)
-{
-	return __ioremap(offset, size, PAGE_KERNEL);
-}
-
-/* #define _PAGE_CI       0x002 */
-static inline void __iomem *ioremap_nocache(phys_addr_t offset,
-					     unsigned long size)
-{
-	return __ioremap(offset, size,
-			 __pgprot(pgprot_val(PAGE_KERNEL) | _PAGE_CI));
-}
-
+void __iomem *ioremap(phys_addr_t offset, unsigned long size);
 extern void iounmap(void *addr);
+
 #endif