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path: root/drivers/tty/serial/imx.c
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Diffstat (limited to 'drivers/tty/serial/imx.c')
-rw-r--r--drivers/tty/serial/imx.c10
1 files changed, 3 insertions, 7 deletions
diff --git a/drivers/tty/serial/imx.c b/drivers/tty/serial/imx.c
index 522445a8f666..05b432dc7a85 100644
--- a/drivers/tty/serial/imx.c
+++ b/drivers/tty/serial/imx.c
@@ -380,8 +380,7 @@ static void imx_uart_rts_active(struct imx_port *sport, u32 *ucr2)
{
*ucr2 &= ~(UCR2_CTSC | UCR2_CTS);
- sport->port.mctrl |= TIOCM_RTS;
- mctrl_gpio_set(sport->gpios, sport->port.mctrl);
+ mctrl_gpio_set(sport->gpios, sport->port.mctrl | TIOCM_RTS);
}
/* called with port.lock taken and irqs caller dependent */
@@ -390,8 +389,7 @@ static void imx_uart_rts_inactive(struct imx_port *sport, u32 *ucr2)
*ucr2 &= ~UCR2_CTSC;
*ucr2 |= UCR2_CTS;
- sport->port.mctrl &= ~TIOCM_RTS;
- mctrl_gpio_set(sport->gpios, sport->port.mctrl);
+ mctrl_gpio_set(sport->gpios, sport->port.mctrl & ~TIOCM_RTS);
}
static void start_hrtimer_ms(struct hrtimer *hrt, unsigned long msec)
@@ -1620,7 +1618,7 @@ static void imx_uart_flush_buffer(struct uart_port *port)
static void
imx_uart_set_termios(struct uart_port *port, struct ktermios *termios,
- struct ktermios *old)
+ const struct ktermios *old)
{
struct imx_port *sport = (struct imx_port *)port;
unsigned long flags;
@@ -2347,8 +2345,6 @@ static int imx_uart_probe(struct platform_device *pdev)
dev_err(&pdev->dev,
"low-active RTS not possible when receiver is off, enabling receiver\n");
- uart_rs485_config(&sport->port);
-
/* Disable interrupts before requesting them */
ucr1 = imx_uart_readl(sport, UCR1);
ucr1 &= ~(UCR1_ADEN | UCR1_TRDYEN | UCR1_IDEN | UCR1_RRDYEN | UCR1_RTSDEN);