[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-integrator/pci_v3.c b/arch/arm/mach-integrator/pci_v3.c
index 9f2b1ea..f1d72b2 100644
--- a/arch/arm/mach-integrator/pci_v3.c
+++ b/arch/arm/mach-integrator/pci_v3.c
@@ -27,9 +27,9 @@
 #include <linux/interrupt.h>
 #include <linux/spinlock.h>
 #include <linux/init.h>
+#include <linux/io.h>
 
 #include <mach/hardware.h>
-#include <asm/io.h>
 #include <asm/irq.h>
 #include <asm/system.h>
 #include <asm/mach/pci.h>