[POWERPC] 82xx and embedded6xx: Use machine_*_initcall() hooks in platform code

Signed-off-by: Grant Likely <grant.likely@secretlab.ca>
Signed-off-by: Kumar Gala <galak@kernel.crashing.org>

arch/powerpc/platforms/82xx/pq2fads.c

@@ -176,14 +176,11 @@ static struct of_device_id __initdata of_bus_ids[] = {
 
 static int __init declare_of_platform_devices(void)
 {
-	if (!machine_is(pq2fads))
-		return 0;
-
 	/* Publish the QE devices */
 	of_platform_bus_probe(NULL, of_bus_ids, NULL);
 	return 0;
 }
-device_initcall(declare_of_platform_devices);
+machine_device_initcall(pq2fads, declare_of_platform_devices);
 
 define_machine(pq2fads)
 {