[PATCH 3/4] serial: mxs-auart: enable PPS support
From: Janusz Uzycki <hidden>
Date: 2014-09-19 18:13:18
Also in:
linux-arm-kernel, linux-serial
Subsystem:
the rest, tty layer and serial drivers · Maintainers:
Linus Torvalds, Greg Kroah-Hartman, Jiri Slaby
Possibly related (same subject, not in this thread)
- 2014-09-19 · [PATCH 3/4] serial: mxs-auart: enable PPS support · Janusz Uzycki <hidden>
- 2014-09-19 · [PATCH 3/4] serial: mxs-auart: enable PPS support · Janusz Uzycki <hidden>
- 2014-09-17 · [PATCH 3/4] serial: mxs-auart: enable PPS support · Janusz Uzycki <hidden>
Enables PPS support in mxs-auart serial driver to make PPS API working. Signed-off-by: Janusz Uzycki <redacted> --- drivers/tty/serial/mxs-auart.c | 10 ++++++++++ 1 file changed, 10 insertions(+)
diff --git a/drivers/tty/serial/mxs-auart.c b/drivers/tty/serial/mxs-auart.c
index c2f24f8..9381732 100644
--- a/drivers/tty/serial/mxs-auart.c
+++ b/drivers/tty/serial/mxs-auart.c@@ -797,6 +797,15 @@ 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;
@@ -963,6 +972,7 @@ 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,
--
1.7.11.3
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