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    Subject[PATCH 18/25] serial: two branches the same in timbuart_set_mctrl()
    Date
    From: Roel Kluin <roel.kluin@gmail.com>

    CTS is a read only bit and we are to stop signal RTS if modem line
    TIOCM_RTS is not set.

    Thanks for suggestions by Richard Röjfors.

    Signed-off-by: Roel Kluin <roel.kluin@gmail.com>
    Acked-by: Richard Röjfors <richard.rojfors@pelagicore.com>
    Cc: Alan Cox <alan@lxorguk.ukuu.org.uk>
    Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
    Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
    ---
    drivers/serial/timbuart.c | 2 +-
    1 files changed, 1 insertions(+), 1 deletions(-)

    diff --git a/drivers/serial/timbuart.c b/drivers/serial/timbuart.c
    index 786ba85..62f389f 100644
    --- a/drivers/serial/timbuart.c
    +++ b/drivers/serial/timbuart.c
    @@ -220,7 +220,7 @@ static void timbuart_set_mctrl(struct uart_port *port, unsigned int mctrl)
    if (mctrl & TIOCM_RTS)
    iowrite8(TIMBUART_CTRL_RTS, port->membase + TIMBUART_CTRL);
    else
    - iowrite8(TIMBUART_CTRL_RTS, port->membase + TIMBUART_CTRL);
    + iowrite8(0, port->membase + TIMBUART_CTRL);
    }

    static void timbuart_mctrl_check(struct uart_port *port, u32 isr, u32 *ier)
    --
    1.7.0.3
    --
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