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From: Wolfram Sang <w.sang@pengutronix.de>
To: Matthias Fuchs <mfuchs@ma-fu.de>
Cc: linux-serial@vger.kernel.org
Subject: Re: Enabling auto RS485 half-duplex control
Date: Thu, 18 Dec 2008 10:35:14 +0100	[thread overview]
Message-ID: <20081218093514.GA3400@pengutronix.de> (raw)
In-Reply-To: <200812172224.13608.mfuchs@ma-fu.de>

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Hi Matthias,

> I did not find a way to enable this mode through the 
> standard serial driver. The UART is is detected correctly
> but there seems to be no way to enable this mode
> out of the box.
> 
> So what's the best way to implement this?
> A new ioctl? Any idea?

See commmit c26c56c0f40e200e61d1390629c806f6adaffbcc. I think any
solution to activate RS485 should be based on this.

Regards,

   Wolfram

-- 
  Dipl.-Ing. Wolfram Sang | http://www.pengutronix.de
 Pengutronix - Linux Solutions for Science and Industry

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  parent reply	other threads:[~2008-12-18  9:35 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-12-17 21:24 Enabling auto RS485 half-duplex control Matthias Fuchs
2008-12-18  3:32 ` Theodore Tso
2008-12-18  5:59   ` Matthias Fuchs
2008-12-18 15:51   ` Grant Edwards
2008-12-19  4:10     ` Theodore Tso
2008-12-18  9:35 ` Wolfram Sang [this message]
2008-12-18 23:42   ` Matthias Fuchs

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