diff options
Diffstat (limited to 'drivers/serial/serial_txx9.c')
| -rw-r--r-- | drivers/serial/serial_txx9.c | 14 |
1 files changed, 11 insertions, 3 deletions
diff --git a/drivers/serial/serial_txx9.c b/drivers/serial/serial_txx9.c index b8f91e018b21..0930e2a85514 100644 --- a/drivers/serial/serial_txx9.c +++ b/drivers/serial/serial_txx9.c @@ -37,7 +37,7 @@ #include <asm/io.h> -static char *serial_version = "1.09"; +static char *serial_version = "1.10"; static char *serial_name = "TX39/49 Serial driver"; #define PASS_LIMIT 256 @@ -436,8 +436,10 @@ static unsigned int serial_txx9_get_mctrl(struct uart_port *port) struct uart_txx9_port *up = (struct uart_txx9_port *)port; unsigned int ret; - ret = ((sio_in(up, TXX9_SIFLCR) & TXX9_SIFLCR_RTSSC) ? 0 : TIOCM_RTS) - | ((sio_in(up, TXX9_SICISR) & TXX9_SICISR_CTSS) ? 0 : TIOCM_CTS); + /* no modem control lines */ + ret = TIOCM_CAR | TIOCM_DSR; + ret |= (sio_in(up, TXX9_SIFLCR) & TXX9_SIFLCR_RTSSC) ? 0 : TIOCM_RTS; + ret |= (sio_in(up, TXX9_SICISR) & TXX9_SICISR_CTSS) ? 0 : TIOCM_CTS; return ret; } @@ -557,6 +559,12 @@ serial_txx9_set_termios(struct uart_port *port, struct ktermios *termios, unsigned long flags; unsigned int baud, quot; + /* + * We don't support modem control lines. + */ + termios->c_cflag &= ~(HUPCL | CMSPAR); + termios->c_cflag |= CLOCAL; + cval = sio_in(up, TXX9_SILCR); /* byte size and parity */ cval &= ~TXX9_SILCR_UMODE_MASK; |