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authorRussell King <rmk@dyn-67.arm.linux.org.uk>2008-11-30 11:45:54 +0000
committerRussell King <rmk+kernel@arm.linux.org.uk>2008-11-30 11:45:54 +0000
commit0560cf5aa51216b06874333a2fa26ca034d97bdb (patch)
tree4feb666ca357b708ec1f13c7bc52284018e107c8 /arch/arm/include/asm
parentcd32a48dc5c2f415790bfbc4fe564b2b0e9c2414 (diff)
[ARM] Add a common typesafe __io implementation
As Al did for Versatile in 2ad4f86b60b649fd7428265c08d73a3bd360c81b, add a typesafe __io implementation for platforms to use. Convert platforms to use this new simple typesafe implementation. Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'arch/arm/include/asm')
-rw-r--r--arch/arm/include/asm/io.h8
1 files changed, 8 insertions, 0 deletions
diff --git a/arch/arm/include/asm/io.h b/arch/arm/include/asm/io.h
index a8094451be5..d2a59cfc30c 100644
--- a/arch/arm/include/asm/io.h
+++ b/arch/arm/include/asm/io.h
@@ -80,6 +80,14 @@ extern void __iounmap(volatile void __iomem *addr);
extern void __readwrite_bug(const char *fn);
/*
+ * A typesafe __io() helper
+ */
+static inline void __iomem *__typesafe_io(unsigned long addr)
+{
+ return (void __iomem *)addr;
+}
+
+/*
* Now, pick up the machine-defined IO definitions
*/
#include <mach/io.h>