diff options
| -rw-r--r-- | drivers/tty/serial/ar933x_uart.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/tty/serial/ar933x_uart.c b/drivers/tty/serial/ar933x_uart.c index c2be7cf91399..fcbaff894193 100644 --- a/drivers/tty/serial/ar933x_uart.c +++ b/drivers/tty/serial/ar933x_uart.c @@ -593,6 +593,11 @@ static int ar933x_config_rs485(struct uart_port *port, dev_err(port->dev, "RS485 needs rts-gpio\n"); return 1; } + + if (rs485conf->flags & SER_RS485_ENABLED) + gpiod_set_value(up->rts_gpiod, + !!(rs485conf->flags & SER_RS485_RTS_AFTER_SEND)); + port->rs485 = *rs485conf; return 0; } |