linux-arm-kernel.lists.infradead.org archive mirror
 help / color / mirror / Atom feed
From: alchark@gmail.com (Alexey Charkov)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH 2/4] tty: vt8500_serial: add missing support for RTS setting
Date: Sat,  6 Sep 2014 21:21:13 +0400	[thread overview]
Message-ID: <1410024075-1354-3-git-send-email-alchark@gmail.com> (raw)
In-Reply-To: <1410024075-1354-1-git-send-email-alchark@gmail.com>

Signed-off-by: Alexey Charkov <alchark@gmail.com>
---
 drivers/tty/serial/vt8500_serial.c | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/drivers/tty/serial/vt8500_serial.c b/drivers/tty/serial/vt8500_serial.c
index f225719..47e74f9 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)
-- 
2.0.0

  parent reply	other threads:[~2014-09-06 17:21 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-09-06 17:21 [PATCH 0/4] tty: vt8500_serial: Changes for -next Alexey Charkov
2014-09-06 17:21 ` [PATCH 1/4] tty: vt8500_serial: add support for UART in WM8880 chips Alexey Charkov
2014-09-06 17:21 ` Alexey Charkov [this message]
2014-09-06 17:21 ` [PATCH 3/4] tty: vt8500_serial: explicitly calculate base baud rate Alexey Charkov
2014-09-06 17:21 ` [PATCH 4/4] tty: vt8500_serial: add polled console functions Alexey Charkov

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=1410024075-1354-3-git-send-email-alchark@gmail.com \
    --to=alchark@gmail.com \
    --cc=linux-arm-kernel@lists.infradead.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).