diff options
| author | Maarten Brock <m.brock@vanmierlo.com> | 2019-11-25 18:45:31 +0530 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2020-01-14 14:34:04 +0100 |
| commit | 1d3c2ea44b1163269062c891d073f4764686028a (patch) | |
| tree | 340eb1479ca149bbde38413748480e3b2d3df6b4 /drivers/tty | |
| parent | 6d8bf787a6ad04442307088e1a5352ee448cab45 (diff) | |
serial: xilinx_uartps: set_mctrl sets RTS and DTR
set_mctrl now sets RTS and DTR.
Signed-off-by: Maarten Brock <m.brock@vanmierlo.com>
Signed-off-by: Shubhrajyoti Datta <shubhrajyoti.datta@xilinx.com>
Link: https://lore.kernel.org/r/1574687731-21563-3-git-send-email-shubhrajyoti.datta@gmail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/tty')
| -rw-r--r-- | drivers/tty/serial/xilinx_uartps.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/tty/serial/xilinx_uartps.c b/drivers/tty/serial/xilinx_uartps.c index 958c3b4712fb..98db9dc168ff 100644 --- a/drivers/tty/serial/xilinx_uartps.c +++ b/drivers/tty/serial/xilinx_uartps.c @@ -1055,6 +1055,10 @@ static void cdns_uart_set_mctrl(struct uart_port *port, unsigned int mctrl) val &= ~(CDNS_UART_MODEMCR_RTS | CDNS_UART_MODEMCR_DTR); mode_reg &= ~CDNS_UART_MR_CHMODE_MASK; + if (mctrl & TIOCM_RTS) + val |= CDNS_UART_MODEMCR_RTS; + if (mctrl & TIOCM_DTR) + val |= CDNS_UART_MODEMCR_DTR; if (mctrl & TIOCM_LOOP) mode_reg |= CDNS_UART_MR_CHMODE_L_LOOP; else |