From b5d77bbf37fbe97945c351ca19aa56286ad547cd Mon Sep 17 00:00:00 2001
From: guozhanxin <guozhanxin@rt-thread.com>
Date: Fri, 9 Dec 2022 15:15:40 +0800
Subject: [PATCH] [rtsmart] fix uart can't input after userapp exited at rv64
 platform.

---
 components/drivers/serial/serial.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/components/drivers/serial/serial.c b/components/drivers/serial/serial.c
index cce06217b5..06d2264e6d 100644
--- a/components/drivers/serial/serial.c
+++ b/components/drivers/serial/serial.c
@@ -904,7 +904,7 @@ static rt_size_t rt_serial_write(struct rt_device *dev,
     }
 }
 
-#ifdef RT_USING_POSIX_TERMIOS
+#if defined(RT_USING_POSIX_TERMIOS) && !defined(RT_USING_TTY)
 struct speed_baudrate_item
 {
     speed_t speed;
@@ -1052,7 +1052,7 @@ static rt_err_t rt_serial_control(struct rt_device *dev,
             }
             break;
 #ifdef RT_USING_POSIX_STDIO
-#ifdef RT_USING_POSIX_TERMIOS
+#if defined(RT_USING_POSIX_TERMIOS) && !defined(RT_USING_TTY)
         case TCGETA:
             {
                 struct termios *tio = (struct termios*)args;