serial_txx9: fix printk format mismatch

Since the commit 4f640efb, "%lx" is not
suitable for p->mapbase (resource_size_t) in 32-bit.  This patch fixes a
compiler warning caused by the mismatch.
Signed-off-by: Atsushi Nemoto <anemo@mba.ocn.ne.jp>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

drivers/serial/serial_txx9.c

@@ -1043,8 +1043,9 @@ static int __devinit serial_txx9_probe(struct platform_device *dev)
 		ret = serial_txx9_register_port(&port);
 		if (ret < 0) {
 			dev_err(&dev->dev, "unable to register port at index %d "
-				"(IO%x MEM%lx IRQ%d): %d\n", i,
-				p->iobase, p->mapbase, p->irq, ret);
+				"(IO%x MEM%llx IRQ%d): %d\n", i,
+				p->iobase, (unsigned long long)p->mapbase,
+				p->irq, ret);
 		}
 	}
 	return 0;