[SERIAL] uart_port iotype member should use UPIO_*

Convert usage of SERIAL_IO_* to UPIO_*.

Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
diff --git a/drivers/serial/sunzilog.c b/drivers/serial/sunzilog.c
index 3c72484..5cc4d4c 100644
--- a/drivers/serial/sunzilog.c
+++ b/drivers/serial/sunzilog.c
@@ -1487,7 +1487,7 @@
 		up[(chip * 2) + 1].port.membase = (void __iomem *)&rp->channelB;
 
 		/* Channel A */
-		up[(chip * 2) + 0].port.iotype = SERIAL_IO_MEM;
+		up[(chip * 2) + 0].port.iotype = UPIO_MEM;
 		up[(chip * 2) + 0].port.irq = zilog_irq;
 		up[(chip * 2) + 0].port.uartclk = ZS_CLOCK;
 		up[(chip * 2) + 0].port.fifosize = 1;
@@ -1498,7 +1498,7 @@
 		up[(chip * 2) + 0].flags |= SUNZILOG_FLAG_IS_CHANNEL_A;
 
 		/* Channel B */
-		up[(chip * 2) + 1].port.iotype = SERIAL_IO_MEM;
+		up[(chip * 2) + 1].port.iotype = UPIO_MEM;
 		up[(chip * 2) + 1].port.irq = zilog_irq;
 		up[(chip * 2) + 1].port.uartclk = ZS_CLOCK;
 		up[(chip * 2) + 1].port.fifosize = 1;