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Subject: Re: [PATCH] Stop pmac_zilog from abusing 8250's device numbers.
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From: David Woodhouse <dwmw2@infradead.org>
Date: Wed, 04 Apr 2007 01:19:59 -0400

> I don't see why that 'should' be the case. Certainly it _isn't_ the case
> on most supported platforms -- we have separate device numbers, and
> names, for most types of ports. There's only one or two drivers which
> abuse ttySn for anything other than 8250 ports.

sunsu, sunzilog, pmac_zilog, sunsab, etc.

The list is longer than you think.  In fact the convention is
very well established.