From 17b8f2a3fdca29a9b296642fb3f6ad3c39ffc7d3 Mon Sep 17 00:00:00 2001
From: =?utf8?q?Uwe=20Kleine-K=C3=B6nig?= <u.kleine-koenig@pengutronix.de>
Date: Tue, 24 Feb 2015 11:17:11 +0100
Subject: [PATCH] serial: imx: add support for half duplex rs485
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The transmitter is expected to be controlled by the UART's RTS pin.

Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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