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
--- a/arch/mips/pci/pci.c
+++ b/arch/mips/pci/pci.c
@@ -182,12 +182,10 @@
 		if ((idx == PCI_ROM_RESOURCE) &&
 				(!(r->flags & IORESOURCE_ROM_ENABLE)))
 			continue;
-		if (!r->start && r->end) {
-			printk(KERN_ERR "PCI: Device %s not available "
-			       "because of resource collisions\n",
+		if (!r->start && r->end)
+			printk(KERN_WARNING "PCI: Device %s resource"
+			       "collisions detected. Ignoring...\n",
 			       pci_name(dev));
-			return -EINVAL;
-		}
 		if (r->flags & IORESOURCE_IO)
 			cmd |= PCI_COMMAND_IO;
 		if (r->flags & IORESOURCE_MEM)
