From: 林辉辉 <lhh@rock-chips.com>
Date: Sat, 24 Apr 2010 06:33:04 +0000 (+0000)
Subject: update rk2818_serial
X-Git-Tag: firefly_0821_release~11597
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=24da4f2bb4e76ea63dc993a6057666568b550c27;p=firefly-linux-kernel-4.4.55.git

update rk2818_serial
---

diff --git a/drivers/serial/rk2818_serial.c b/drivers/serial/rk2818_serial.c
index 839c637b7dd3..1bdd67749698 100644
--- 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;
 }