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Date: Wed, 4 Feb 2009 10:54:55 -0700
Message-ID: <fa686aa40902040954m5eb9d259t7168a82484643060@mail.gmail.com>
Subject: Re: MPC5200 PCI Issues
From: Grant Likely <grant.likely@secretlab.ca>
To: Tobias Knutsson <tobias.knutsson@gmail.com>
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On Wed, Feb 4, 2009 at 9:53 AM, Tobias Knutsson
<tobias.knutsson@gmail.com> wrote:
>               clock-frequency = <0x1e84800>;  //<0>; // From boot loader
>               interrupts = <2 8 0 2 9 0 2 10 0>;
>               interrupt-parent = <&mpc5200_pic>;
>               bus-range = <0 0>;
>               ranges = <0x02000000 0 0x50000000 0x50000000 0 0x10000000
>                         0x01000000 0 0x00000000 0x60000000 0 0x01000000>;
>       };
>
> The cards' memory regions are mapped out fine to different addresses
> in the 0x50000000-0x60000000 range. However, the IO regions are all mapped
> to zero.
>
> Do you have any idea on what could be wrong or in which direction I
> should be looking?

Hmmm.  Your ranges property looks okay to me.  The MPC5200 setup code
may be doing the wrong thing.  Turn on debug at the top of
arch/powerpc/platforms/mpc52xx/mpc52xx_pci.c and post your kernel
output.

g.

-- 
Grant Likely, B.Sc., P.Eng.
Secret Lab Technologies Ltd.