The SSB pcicore driver does create some MMIO resource collisions. However, the pcicore PCI-fixup routine fixes these collisions afterwards. Remove this sanity check for now until we find a better solution. --mb Index: linux-2.6.23.16/arch/mips/pci/pci.c =================================================================== --- linux-2.6.23.16.orig/arch/mips/pci/pci.c 2008-02-16 17:55:20.000000000 +0100 +++ linux-2.6.23.16/arch/mips/pci/pci.c 2008-02-16 17:57:39.000000000 +0100 @@ -177,10 +177,8 @@ static int pcibios_enable_resources(stru continue; r = &dev->resource[idx]; - if (!r->start && r->end) { - printk(KERN_ERR "PCI: Device %s not available because of resource collisions\n", pci_name(dev)); - return -EINVAL; - } + if (!r->start && r->end) + printk(KERN_WARNING "PCI: Device %s resource collisions detected. Ignoring...\n", pci_name(dev)); if (r->flags & IORESOURCE_IO) cmd |= PCI_COMMAND_IO; if (r->flags & IORESOURCE_MEM)