diff --git a/hw/arm/allwinner-a10.c b/hw/arm/allwinner-a10.c
index c5fbc654f2..9fe875cdb5 100644
--- a/hw/arm/allwinner-a10.c
+++ b/hw/arm/allwinner-a10.c
@@ -27,20 +27,19 @@ static void aw_a10_init(Object *obj)
 {
     AwA10State *s = AW_A10(obj);
 
-    object_initialize(&s->cpu, sizeof(s->cpu), "cortex-a8-" TYPE_ARM_CPU);
-    object_property_add_child(obj, "cpu", OBJECT(&s->cpu), NULL);
+    object_initialize_child(obj, "cpu", &s->cpu, sizeof(s->cpu),
+                            "cortex-a8-" TYPE_ARM_CPU, &error_abort, NULL);
 
-    object_initialize(&s->intc, sizeof(s->intc), TYPE_AW_A10_PIC);
-    qdev_set_parent_bus(DEVICE(&s->intc), sysbus_get_default());
+    sysbus_init_child_obj(obj, "intc", &s->intc, sizeof(s->intc),
+                          TYPE_AW_A10_PIC);
 
-    object_initialize(&s->timer, sizeof(s->timer), TYPE_AW_A10_PIT);
-    qdev_set_parent_bus(DEVICE(&s->timer), sysbus_get_default());
+    sysbus_init_child_obj(obj, "timer", &s->timer, sizeof(s->timer),
+                          TYPE_AW_A10_PIT);
 
-    object_initialize(&s->emac, sizeof(s->emac), TYPE_AW_EMAC);
-    qdev_set_parent_bus(DEVICE(&s->emac), sysbus_get_default());
+    sysbus_init_child_obj(obj, "emac", &s->emac, sizeof(s->emac), TYPE_AW_EMAC);
 
-    object_initialize(&s->sata, sizeof(s->sata), TYPE_ALLWINNER_AHCI);
-    qdev_set_parent_bus(DEVICE(&s->sata), sysbus_get_default());
+    sysbus_init_child_obj(obj, "sata", &s->sata, sizeof(s->sata),
+                          TYPE_ALLWINNER_AHCI);
 }
 
 static void aw_a10_realize(DeviceState *dev, Error **errp)