[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-omap1/irq.c b/arch/arm/mach-omap1/irq.c
index 0ec6c1e..9ad5197 100644
--- a/arch/arm/mach-omap1/irq.c
+++ b/arch/arm/mach-omap1/irq.c
@@ -40,6 +40,7 @@
 #include <linux/module.h>
 #include <linux/sched.h>
 #include <linux/interrupt.h>
+#include <linux/io.h>
 
 #include <mach/hardware.h>
 #include <asm/irq.h>
@@ -47,8 +48,6 @@
 #include <mach/gpio.h>
 #include <mach/cpu.h>
 
-#include <asm/io.h>
-
 #define IRQ_BANK(irq) ((irq) >> 5)
 #define IRQ_BIT(irq)  ((irq) & 0x1f)