linux-kernel - [PATCH 8/9] serial: fsl_lpuart: set SER_RS485_DELAY_IN

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Date:   Wed, 20 Feb 2019 16:31:18 +0100
From:   Martin Kepplinger <martin.kepplinger@...zinger.com>
To:     <gregkh@...uxfoundation.org>, <robh+dt@...nel.org>,
        <mark.rutland@....com>, <jslaby@...e.com>, <corbet@....net>,
        <richard.genoud@...il.com>, <nicolas.ferre@...rochip.com>,
        <alexandre.belloni@...tlin.com>, <ludovic.desroches@...rochip.com>,
        <mcoquelin.stm32@...il.com>, <alexandre.torgue@...com>,
        <linux-serial@...r.kernel.org>, <devicetree@...r.kernel.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-stm32@...md-mailman.stormreply.com>
CC:     <linux-kernel@...r.kernel.org>
Subject: [PATCH 8/9] serial: fsl_lpuart: set SER_RS485_DELAY_IN_USEC accordingly

Clear SER_RS485_DELAY_IN_USEC for userspace to get correct settings.

Signed-off-by: Martin Kepplinger <martin.kepplinger@...zinger.com>
---
 drivers/tty/serial/fsl_lpuart.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/tty/serial/fsl_lpuart.c b/drivers/tty/serial/fsl_lpuart.c
index ea1c85e3b432..a63aa22e3a25 100644
--- a/drivers/tty/serial/fsl_lpuart.c
+++ b/drivers/tty/serial/fsl_lpuart.c
@@ -1124,6 +1124,7 @@ static int lpuart_config_rs485(struct uart_port *port,
 	rs485->delay_rts_before_send = 0;
 	rs485->delay_rts_after_send = 0;
 	rs485->flags &= ~SER_RS485_RX_DURING_TX;
+	rs485->flags &= ~SER_RS485_DELAY_IN_USEC;
 
 	if (rs485->flags & SER_RS485_ENABLED) {
 		/* Enable auto RS-485 RTS mode */
-- 
2.20.1


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