ping?
On Mon, Nov 6, 2017 at 11:49 AM, Ricardo Ribalda Delgado <[email protected]> wrote: > According to the datasheet, only the first port supports delay before > send and delay after send. > > Reported-by: "Ji-Ze Hong (Peter Hong)" <[email protected]> > Signed-off-by: Ricardo Ribalda Delgado <[email protected]> > --- > drivers/tty/serial/8250/8250_fintek.c | 6 ++++++ > 1 file changed, 6 insertions(+) > > diff --git a/drivers/tty/serial/8250/8250_fintek.c > b/drivers/tty/serial/8250/8250_fintek.c > index ca7e96f9f080..61745d4bea31 100644 > --- a/drivers/tty/serial/8250/8250_fintek.c > +++ b/drivers/tty/serial/8250/8250_fintek.c > @@ -216,6 +216,12 @@ static int fintek_8250_rs485_config(struct uart_port > *port, > rs485->flags &= SER_RS485_ENABLED | SER_RS485_RTS_ON_SEND | > SER_RS485_RTS_AFTER_SEND; > > + /* Only the first port supports delays */ > + if (pdata->index) { > + rs485->delay_rts_before_send = 0; > + rs485->delay_rts_after_send = 0; > + } > + > if (rs485->delay_rts_before_send) { > rs485->delay_rts_before_send = 1; > config |= TXW4C_IRA; > -- > 2.14.2 > -- Ricardo Ribalda
