[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-msm/irq.c b/arch/arm/mach-msm/irq.c
index 66901ba..04b8d18 100644
--- a/arch/arm/mach-msm/irq.c
+++ b/arch/arm/mach-msm/irq.c
@@ -19,11 +19,10 @@
 #include <linux/interrupt.h>
 #include <linux/ptrace.h>
 #include <linux/timer.h>
-
 #include <linux/irq.h>
-#include <mach/hardware.h>
+#include <linux/io.h>
 
-#include <asm/io.h>
+#include <mach/hardware.h>
 
 #include <mach/msm_iomap.h>