Re: [PATCH 03/11] x86/dtb: Add a device tree for CE4100

[Benjamin Herrenschmidt]

On Tue, 2010-11-30 at 12:51 +0100, Sebastian Andrzej Siewior wrote:
> My PCI node does not have a reg property but its child nodes.
> In x86_of_pci_init() [0] I walk through the PCI child nodes, read the reg
> property of each node  which gives me the devfn of the device. I pass this
> pci_get_slot() and get the pci_dev struct where I attach the of_node. So
> it can by used by the pci driver.
> 
> How do I create the PCI device <-> OF node mapping with this? I think your
> isa node has this as well. 00008800 is the devfn and I simply forgot the
> four blocks of zeros.

I think Mitch meant the PCI host bridge usually has a reg property in
the address space of the parent, used to identify the bridge uniquely if
you have multiple of them.

Cheers,
Ben.


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