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From: Martin Michlmayr <tbm@cyrius.com>
To: "Maciej W. Rozycki" <macro@linux-mips.org>
Cc: Giuseppe Sacco <giuseppe@eppesuigoccas.homedns.org>,
	mips kernel list <linux-mips@linux-mips.org>
Subject: Re: Preliminary patch for ip32 ttyS* device
Date: Sat, 17 Nov 2007 20:35:29 +0100	[thread overview]
Message-ID: <20071117193529.GA11798@deprecation.cyrius.com> (raw)
In-Reply-To: <Pine.LNX.4.64N.0711071716470.14970@blysk.ds.pg.gda.pl>

* Maciej W. Rozycki <macro@linux-mips.org> [2007-11-07 17:21]:
> > If mapbase isn't mandatory, the second part of my patch is
> > probably right and fixes a bug.
> 
> You ought to use mapbase and ioremap() with new code as you are not
> allowed to use readb()/writeb()/etc. on addresses obtained otherwise
> than by calling ioremap().  The use of request_mem_region(), etc. is
> not strictly mandatory, but it is nice to have.  Many serial drivers
> use these functions, so I cannot see a reason why it would be a
> hassle for ip32.

Can someone propose a patch?  It's quote unfortuntely that serial on
IP32 is still broken (including 2.6.23).
-- 
Martin Michlmayr
http://www.cyrius.com/

      reply	other threads:[~2007-11-17 19:36 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-10-30 20:40 Preliminary patch for ip32 ttyS* device Giuseppe Sacco
2007-10-31 13:08 ` Ralf Baechle
2007-10-31 14:59   ` Giuseppe Sacco
2007-11-07 14:43   ` Giuseppe Sacco
2007-11-07 17:21     ` Maciej W. Rozycki
2007-11-17 19:35       ` Martin Michlmayr [this message]

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