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.
prev parent 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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