[ARM] Convert asm/io.h to linux/io.h

Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
diff --git a/arch/arm/mach-ep93xx/clock.c b/arch/arm/mach-ep93xx/clock.c
index 6062e47..8c9f249 100644
--- a/arch/arm/mach-ep93xx/clock.c
+++ b/arch/arm/mach-ep93xx/clock.c
@@ -15,9 +15,9 @@
 #include <linux/err.h>
 #include <linux/module.h>
 #include <linux/string.h>
+#include <linux/io.h>
 #include <asm/div64.h>
 #include <mach/hardware.h>
-#include <asm/io.h>
 
 struct clk {
 	char		*name;