[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-netx/generic.c b/arch/arm/mach-netx/generic.c
index 1b40483..e60c406 100644
--- a/arch/arm/mach-netx/generic.c
+++ b/arch/arm/mach-netx/generic.c
@@ -22,10 +22,10 @@
 #include <linux/kernel.h>
 #include <linux/module.h>
 #include <linux/platform_device.h>
+#include <linux/io.h>
 #include <mach/hardware.h>
 #include <asm/mach/map.h>
 #include <asm/hardware/vic.h>
-#include <asm/io.h>
 #include <mach/netx-regs.h>
 #include <asm/mach/irq.h>