diff --git a/drivers/tty/serial/mpc52xx_uart.c b/drivers/tty/serial/mpc52xx_uart.c
index 41de374d9784..8c3e51314470 100644
--- a/drivers/tty/serial/mpc52xx_uart.c
+++ b/drivers/tty/serial/mpc52xx_uart.c
@@ -1135,6 +1135,13 @@ mpc52xx_uart_startup(struct uart_port *port)
 	psc_ops->command(port, MPC52xx_PSC_RST_RX);
 	psc_ops->command(port, MPC52xx_PSC_RST_TX);
 
+	/*
+	 * According to Freescale's support the RST_TX command can produce a
+	 * spike on the TX pin. So they recommend to delay "for one character".
+	 * One millisecond should be enough for everyone.
+	 */
+	msleep(1);
+
 	psc_ops->set_sicr(port, 0);	/* UART mode DCD ignored */
 
 	psc_ops->fifo_init(port);