--- linux/arch/powerpc/platforms/powermac/pci.c~	2008-03-22 19:08:07.000000000 +0000
+++ linux/arch/powerpc/platforms/powermac/pci.c	2008-03-23 09:10:46.000000000 +0000
@@ -1271,6 +1271,12 @@ void pmac_pci_fixup_pciata(struct pci_de
 	}
 }
 DECLARE_PCI_FIXUP_EARLY(PCI_ANY_ID, PCI_ANY_ID, pmac_pci_fixup_pciata);
+#else /* CONFIG_PPC64 */
+static void __devinit imac_transparent_bridge(struct pci_dev *dev)
+{
+	dev->transparent = 1;
+}
+DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_APPLE, 0x005b, imac_transparent_bridge);
 #endif /* CONFIG_PPC32 */
 
 /*