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From: Alexey Charkov <alchark@gmail.com>
To: Rob Herring <robh+dt@kernel.org>, Pawel Moll <pawel.moll@arm.com>,
	Mark Rutland <mark.rutland@arm.com>,
	Ian Campbell <ijc+devicetree@hellion.org.uk>,
	Kumar Gala <galak@codeaurora.org>,
	Tony Prisk <linux@prisktech.co.nz>,
	Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
	Jiri Slaby <jslaby@suse.cz>,
	devicetree@vger.kernel.org, linux-kernel@vger.kernel.org,
	linux-arm-kernel@lists.infradead.org,
	linux-serial@vger.kernel.org
Cc: Alexey Charkov <alchark@gmail.com>
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


WARNING: multiple messages have this Message-ID (diff)
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 17:22 UTC|newest]

Thread overview: 10+ 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 ` 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
2014-09-06 17:21 ` Alexey Charkov [this message]
2014-09-06 17:21   ` [PATCH 2/4] tty: vt8500_serial: add missing support for RTS setting Alexey Charkov
2014-09-06 17:21 ` [PATCH 3/4] tty: vt8500_serial: explicitly calculate base baud rate Alexey Charkov
2014-09-06 17:21   ` Alexey Charkov
2014-09-06 17:21 ` [PATCH 4/4] tty: vt8500_serial: add polled console functions Alexey Charkov
2014-09-06 17:21   ` Alexey Charkov

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