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| author | Alexey Charkov <alchark@gmail.com> | 2014-09-06 21:21:13 +0400 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2014-09-08 16:29:36 -0700 |
| commit | 8c986d3e20bcbf33c680130a5798f25429c53e31 (patch) | |
| tree | c78a5a2d89b6289ba7c9bcf8fc05d5414da0034d /drivers/tty/serial/vt8500_serial.c | |
| parent | ae382735247e2daebeed3bafd400ff71039d2241 (diff) | |
tty: vt8500_serial: add missing support for RTS setting
Signed-off-by: Alexey Charkov <alchark@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/tty/serial/vt8500_serial.c')
| -rw-r--r-- | drivers/tty/serial/vt8500_serial.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/tty/serial/vt8500_serial.c b/drivers/tty/serial/vt8500_serial.c index f22571915185..47e74f9b01ae 100644 --- a/drivers/tty/serial/vt8500_serial.c +++ b/drivers/tty/serial/vt8500_serial.c @@ -291,6 +291,14 @@ static unsigned int vt8500_get_mctrl(struct uart_port *port) static void vt8500_set_mctrl(struct uart_port *port, unsigned int mctrl) { + unsigned int lcr = vt8500_read(port, VT8500_URLCR); + + if (mctrl & TIOCM_RTS) + lcr |= VT8500_RTS; + else + lcr &= ~VT8500_RTS; + + vt8500_write(port, lcr, VT8500_URLCR); } static void vt8500_break_ctl(struct uart_port *port, int break_ctl) |