[PATCH V6 4/5] sparc: add {read,write}*_be routines

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This patch adds {read,write}*_be big endian memory access
routines to the io.h header used on SPARC32 and SPARC64.

Tested on SPARC32 (LEON)

Signed-off-by: Jan Andersson <jan@xxxxxxxxxxx>
Signed-off-by: David S. Miller <davem@xxxxxxxxxxxxx>
---

This patch is present in:
git://git.kernel.org/pub/scm/linux/kernel/git/davem/sparc-2.6.git master

commit id: 21dccddf45aae2d9f973696ce06115da0d1012b6

and is included in this series to allow the addition of a BE UHCI HC
for SPARC_LEON.
---
 arch/sparc/include/asm/io.h |   13 +++++++++++++
 1 files changed, 13 insertions(+), 0 deletions(-)

diff --git a/arch/sparc/include/asm/io.h b/arch/sparc/include/asm/io.h
index a34b299..f6902cf 100644
--- a/arch/sparc/include/asm/io.h
+++ b/arch/sparc/include/asm/io.h
@@ -5,4 +5,17 @@
 #else
 #include <asm/io_32.h>
 #endif
+
+/*
+ * Defines used for both SPARC32 and SPARC64
+ */
+
+/* Big endian versions of memory read/write routines */
+#define readb_be(__addr)	__raw_readb(__addr)
+#define readw_be(__addr)	__raw_readw(__addr)
+#define readl_be(__addr)	__raw_readl(__addr)
+#define writeb_be(__b, __addr)	__raw_writeb(__b, __addr)
+#define writel_be(__w, __addr)	__raw_writel(__w, __addr)
+#define writew_be(__l, __addr)	__raw_writew(__l, __addr)
+
 #endif
-- 
1.7.0.4

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