ARM: iop13xx: move io.h externs to pci.h

These variables are just needed in pci.c and io.c, so move them out of
io.h in preparation to remove io.h.

Signed-off-by: Rob Herring <rob.herring@calxeda.com>
Cc: Russell King <linux@arm.linux.org.uk>

arch/arm/mach-iop13xx/io.c

@@ -21,6 +21,8 @@
 #include <linux/io.h>
 #include <mach/hardware.h>
 
+#include "pci.h"
+
 void * __iomem __iop13xx_io(unsigned long io_addr)
 {
 	void __iomem * io_virt;