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[6/9] serial: imx: default to half duplex rs485

Message ID 20170621102130.21024-7-u.kleine-koenig@pengutronix.de (mailing list archive)
State New, archived
Headers show

Commit Message

Uwe Kleine-König June 21, 2017, 10:21 a.m. UTC 
From: Sascha Hauer <s.hauer@pengutronix.de>

The i.MX driver defaulted to full duplex rs485 which is rather
unusual and doesn't match the default implemented in other drivers.

So change the default to half duplex.

Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
---
Cc: Shawn Guo <shawnguo@kernel.org>
Cc: Fabio Estevam <fabio.estevam@nxp.com>

 drivers/tty/serial/imx.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)
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Patch

diff --git a/drivers/tty/serial/imx.c b/drivers/tty/serial/imx.c
index bbefddd92bfe..d5deeef0cd5b 100644
--- a/drivers/tty/serial/imx.c
+++ b/drivers/tty/serial/imx.c
@@ -2137,8 +2137,7 @@  static int serial_imx_probe(struct platform_device *pdev)
 	sport->port.fifosize = 32;
 	sport->port.ops = &imx_pops;
 	sport->port.rs485_config = imx_rs485_config;
-	sport->port.rs485.flags =
-		SER_RS485_RTS_ON_SEND | SER_RS485_RX_DURING_TX;
+	sport->port.rs485.flags = SER_RS485_RTS_ON_SEND;
 	sport->port.flags = UPF_BOOT_AUTOCONF;
 	init_timer(&sport->timer);
 	sport->timer.function = imx_timeout;