linux-kernel - Re: questions about 8250 uart support for adhoc boards

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Date:	Mon, 26 Feb 2007 18:05:54 +0000
From:	Russell King <rmk+lkml@....linux.org.uk>
To:	Rob Prowel <prowel@...hera.com>
Cc:	Stuart MacDonald <stuartm@...necttech.com>,
	linux-kernel@...r.kernel.org
Subject: Re: questions about 8250 uart support for adhoc boards

On Mon, Feb 26, 2007 at 12:02:57PM -0500, Rob Prowel wrote:
> See below for a (script) dump of that demonstrates the behavior I 
> describe.  Additional ports are not configurable until a driver such as 
> fourport is loaded.  This is in 2.6.20.1 and 2.6.17 (those versions I 
> have tested).

Check what /proc/tty/driver/serial contains, rather than relying on
setserial.  setserial distributed by distros hasn't kept up with the
changes in the serial layer.

-- 
Russell King
 Linux kernel    2.6 ARM Linux   - http://www.arm.linux.org.uk/
 maintainer of:
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