serial: sirf: fix the amount of serial ports

SiRFprimaII has three uart ports and three USP-based ports, so there
are totally six lines instead of five.

Signed-off-by: Qipan Li <Qipan.Li@csr.com>
Signed-off-by: Barry Song <Baohua.Song@csr.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
diff --git a/drivers/tty/serial/sirfsoc_uart.h b/drivers/tty/serial/sirfsoc_uart.h
index c43333d..fb8d0a0 100644
--- a/drivers/tty/serial/sirfsoc_uart.h
+++ b/drivers/tty/serial/sirfsoc_uart.h
@@ -365,7 +365,7 @@
 #define SIRFSOC_UART_MINOR			0
 #define SIRFUART_PORT_NAME			"sirfsoc-uart"
 #define SIRFUART_MAP_SIZE			0x200
-#define SIRFSOC_UART_NR				5
+#define SIRFSOC_UART_NR				6
 #define SIRFSOC_PORT_TYPE			0xa5
 
 /* Baud Rate Calculation */