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From: Benjamin Herrenschmidt <benh@kernel.crashing.org>
To: Wang Jian <lark@linux.net.cn>
Cc: linuxppc-dev@ozlabs.org
Subject: Re: mpc8541 pci1 ioport allocation address space problem
Date: Wed, 24 Sep 2008 07:16:12 +1000	[thread overview]
Message-ID: <1222204572.8277.13.camel@pasglop> (raw)
In-Reply-To: <48D8FC36.9080407@linux.net.cn>

On Tue, 2008-09-23 at 22:24 +0800, Wang Jian wrote:
> 
> I had this patch and 2 fixes on dts applied simultaneously, and the
> board
> works. I thought this patch was necessary.
> 
> I reverted this patch and tried again, the board still works. Thanks
> for
> your insight.
> 
> Anyway, the io port read from /proc/ioports is misleading, so I wish
> it
> can be changed a little.
> 

Ordering things differently in the DTS so that the lower address bus
gets probed first might help.

Cheers
Ben.

      reply	other threads:[~2008-09-23 21:16 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-09-20 11:16 mpc8541 pci1 ioport allocation address space problem Wang Jian
2008-09-21  1:19 ` Wang Jian
2008-09-23  6:55   ` Benjamin Herrenschmidt
2008-09-22  5:47 ` Benjamin Herrenschmidt
2008-09-23 14:24   ` Wang Jian
2008-09-23 21:16     ` Benjamin Herrenschmidt [this message]

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