[SERIAL] Fix compile error in 8250_au1x00.c

The DB1550 actually doesn't have a UART2.  Remove it from the list.

Signed-off-by: Jordan Crouse <jordan.crouse@amd.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
diff --git a/drivers/serial/8250_au1x00.c b/drivers/serial/8250_au1x00.c
index 06ae8fb..8d8d7a7 100644
--- a/drivers/serial/8250_au1x00.c
+++ b/drivers/serial/8250_au1x00.c
@@ -56,7 +56,6 @@
 #elif defined(CONFIG_SOC_AU1550)
 	PORT(UART0_ADDR, AU1550_UART0_INT),
 	PORT(UART1_ADDR, AU1550_UART1_INT),
-	PORT(UART2_ADDR, AU1550_UART2_INT),
 	PORT(UART3_ADDR, AU1550_UART3_INT),
 #elif defined(CONFIG_SOC_AU1200)
 	PORT(UART0_ADDR, AU1200_UART0_INT),