1 files changed, 2 insertions, 2 deletions

diff --git a/drivers/tty/serial/8250.c b/drivers/tty/serial/8250.c
index b4129f53fb1b..f2dfec82faf8 100644
--- a/drivers/tty/serial/8250.c
+++ b/drivers/tty/serial/8250.c
@@ -81,7 +81,7 @@ static unsigned int skip_txen_test; /* force skip of txen test at init time */
 #define DEBUG_INTR(fmt...)      do { } while (0)
 #endif
 
-#define PASS_LIMIT      256
+#define PASS_LIMIT      512
 
 #define BOTH_EMPTY      (UART_LSR_TEMT | UART_LSR_THRE)
 
@@ -1107,7 +1107,7 @@ static void autoconfig_16550a(struct uart_8250_port *up)
                          */
                         DEBUG_AUTOCONF("Xscale ");
                         up->port.type = PORT_XSCALE;
-                        up->capabilities |= UART_CAP_UUE;
+                        up->capabilities |= UART_CAP_UUE | UART_CAP_RTOIE;
                         return;
                 }
         } else {