diff --git a/sys/dev/ofw/ofw_cpu.c b/sys/dev/ofw/ofw_cpu.c
--- a/sys/dev/ofw/ofw_cpu.c
+++ b/sys/dev/ofw/ofw_cpu.c
@@ -332,6 +332,7 @@
 		device_printf(dev, "Nominal frequency %dMhz\n",
 		    sc->sc_nominal_mhz);
 
+	OF_device_register_xref(OF_xref_from_node(node), dev);
 	bus_identify_children(dev);
 	bus_attach_children(dev);
 	return (0);