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Commit 36a26278 authored by Janusz Uzycki's avatar Janusz Uzycki Committed by Greg Kroah-Hartman
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serial: mxs-auart: enable PPS support 



Enables PPS support in mxs-auart serial driver to make PPS API working.

Signed-off-by: default avatarJanusz Uzycki <j.uzycki@elproma.com.pl>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent f9e42397

drivers/tty/serial/mxs-auart.c

+11 −0
Original line number Diff line number Diff line
@@ -784,6 +784,16 @@ static void mxs_auart_settermios(struct uart_port *u, 
		mxs_auart_disable_ms(u);

}



static void mxs_auart_set_ldisc(struct uart_port *port, int new)

{

	if (new == N_PPS) {

		port->flags |= UPF_HARDPPS_CD;

		mxs_auart_enable_ms(port);

	} else {

		port->flags &= ~UPF_HARDPPS_CD;

	}

}



static irqreturn_t mxs_auart_irq_handle(int irq, void *context)

{

	u32 istat;
@@ -949,6 +959,7 @@ static struct uart_ops mxs_auart_ops = { 
	.startup	= mxs_auart_startup,

	.shutdown       = mxs_auart_shutdown,

	.set_termios    = mxs_auart_settermios,

	.set_ldisc      = mxs_auart_set_ldisc,

	.type	   	= mxs_auart_type,

	.release_port   = mxs_auart_release_port,

	.request_port   = mxs_auart_request_port,