update rk2818_serial

diff --git a/drivers/serial/rk2818_serial.c b/drivers/serial/rk2818_serial.c
index 839c637b7dd3f7b628160c27a0428bfd4290927a..1bdd67749698ff2980f0771a86f2d01746ff6ef5 100644 (file)
--- a/drivers/serial/rk2818_serial.c
+++ b/drivers/serial/rk2818_serial.c
@@ -280,6 +280,8 @@ static int rk2818_serial_startup(struct uart_port *port)
                rk2818_serial_shutdown(port);
                return  retval;
        }       
+       rk2818_uart_write(port,0xf1,UART_FCR);
+       rk2818_uart_write(port,0x01,UART_SFE);///enable fifo
     rk2818_uart_write(port,UART_IER_RECV_DATA_AVAIL_INT_ENABLE,UART_IER);  //enable uart recevice IRQ
        return 0;
 }