Commit 1d3c2ea4 authored Nov 25, 2019 by Maarten Brock Committed by Greg Kroah-Hartman Jan 14, 2020

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>

parent 6d8bf787

drivers/tty/serial/xilinx_uartps.c

+4 −0

Original line number	Diff line number	Diff line
		@@ -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

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