From mboxrd@z Thu Jan  1 00:00:00 1970
From: Claudio Scordino <claudio@evidence.eu.com>
Subject: Re: [PATCH 5/8] serial: 8250: reject delaying RTS with RS485
Date: Thu, 17 Nov 2011 10:43:11 +0100
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To: Wolfram Sang <w.sang@pengutronix.de>
Cc: linux-serial@vger.kernel.org, linux-kernel@vger.kernel.org, Alan Cox <alan@linux.intel.com>, Juergen Beisert <jbe@pengutronix.de>, Matthias Fuchs <mfuchs@ma-fu.de>

Hi Wolfram,

Il 16/11/2011 17:24, Wolfram Sang ha scritto:
> There might be chips capable of doing this, but for now nothing is implemented,
> so reject usage of this feature.

The delay must not necessarily be done by hardware. The drivers/tty/serial/crisv10.c 
driver, for example, delays through a msleep.

I don't know if having a software delay in this driver can make sense in some particular 
circumstance.

Best regards,

	Claudio