RS485 documentation: add 16C950 UART description
authorYegor Yefremov <yegor_sub1@visionsystems.de>
Mon, 22 Nov 2010 10:06:32 +0000 (11:06 +0100)
committerGreg Kroah-Hartman <gregkh@suse.de>
Wed, 1 Dec 2010 01:26:04 +0000 (17:26 -0800)
Add a notion about 16C950 UART, that is using DTR signal for RS485 mode.

Signed-off-by: Yegor Yefremov <yegorslists@googlemail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

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