Messages in this thread | | | Subject | Re: [PATCH 03/11] x86/dtb: Add a device tree for CE4100 | From | Benjamin Herrenschmidt <> | Date | Wed, 01 Dec 2010 07:31:40 +1100 |
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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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