serial: two branches the same in timbuart_set_mctrl()

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 <[email protected]>
Acked-by: Richard Röjfors <[email protected]>
Cc: Alan Cox <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Greg Kroah-Hartman <[email protected]>
This commit is contained in:
Roel Kluin 2010-04-27 14:16:33 -07:00 • committed by Greg Kroah-Hartman
commit 4405199623

View file

@ -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)