From mboxrd@z Thu Jan 1 00:00:00 1970 From: Geert Uytterhoeven Date: Fri, 03 Jun 2016 10:00:11 +0000 Subject: [PATCH v3 11/11] serial: sh-sci: Add DT support for dedicated RTS/CTS Message-Id: <1464948011-377-12-git-send-email-geert+renesas@glider.be> List-Id: References: <1464948011-377-1-git-send-email-geert+renesas@glider.be> In-Reply-To: <1464948011-377-1-git-send-email-geert+renesas@glider.be> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: Greg Kroah-Hartman , Jiri Slaby , Peter Hurley Cc: Magnus Damm , Laurent Pinchart , Yoshinori Sato , linux-serial@vger.kernel.org, linux-renesas-soc@vger.kernel.org, linux-sh@vger.kernel.org, linux-kernel@vger.kernel.org, Geert Uytterhoeven Add support for indicating the availability of dedicated lines for RTS/CTS hardware flow control, using the standard "uart-has-rtscts" DT property. Signed-off-by: Geert Uytterhoeven --- v3: - No changes, v2: - New. --- drivers/tty/serial/sh-sci.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/tty/serial/sh-sci.c b/drivers/tty/serial/sh-sci.c index 02b240a02dc6a593..d9cb0d70fceef07d 100644 --- a/drivers/tty/serial/sh-sci.c +++ b/drivers/tty/serial/sh-sci.c @@ -2999,6 +2999,9 @@ sci_parse_dt(struct platform_device *pdev, unsigned int *dev_id) p->regtype = SCI_OF_REGTYPE(match->data); p->scscr = SCSCR_RE | SCSCR_TE; + if (of_find_property(np, "uart-has-rtscts", NULL)) + p->capabilities |= SCIx_HAVE_RTSCTS; + return p; } -- 1.9.1