diff --git a/hw/arm/aspeed_soc.c b/hw/arm/aspeed_soc.c
index bd83618ceba9..4b705afd096a 100644
--- a/hw/arm/aspeed_soc.c
+++ b/hw/arm/aspeed_soc.c
@@ -172,12 +172,11 @@ static void aspeed_soc_init(Object *obj)
     AspeedSoCClass *sc = ASPEED_SOC_GET_CLASS(s);
     int i;
 
-    object_initialize(&s->cpu, sizeof(s->cpu), sc->info->cpu_type);
-    object_property_add_child(obj, "cpu", OBJECT(&s->cpu), NULL);
+    object_initialize_child(obj, "cpu", OBJECT(&s->cpu), sizeof(s->cpu),
+                            sc->info->cpu_type, &error_abort, NULL);
 
-    object_initialize(&s->scu, sizeof(s->scu), TYPE_ASPEED_SCU);
-    object_property_add_child(obj, "scu", OBJECT(&s->scu), NULL);
-    qdev_set_parent_bus(DEVICE(&s->scu), sysbus_get_default());
+    sysbus_init_child_obj(obj, "scu", OBJECT(&s->scu), sizeof(s->scu),
+                          TYPE_ASPEED_SCU);
     qdev_prop_set_uint32(DEVICE(&s->scu), "silicon-rev",
                          sc->info->silicon_rev);
     object_property_add_alias(obj, "hw-strap1", OBJECT(&s->scu),
@@ -187,36 +186,29 @@ static void aspeed_soc_init(Object *obj)
     object_property_add_alias(obj, "hw-prot-key", OBJECT(&s->scu),
                               "hw-prot-key", &error_abort);
 
-    object_initialize(&s->vic, sizeof(s->vic), TYPE_ASPEED_VIC);
-    object_property_add_child(obj, "vic", OBJECT(&s->vic), NULL);
-    qdev_set_parent_bus(DEVICE(&s->vic), sysbus_get_default());
+    sysbus_init_child_obj(obj, "vic", OBJECT(&s->vic), sizeof(s->vic),
+                          TYPE_ASPEED_VIC);
 
-    object_initialize(&s->timerctrl, sizeof(s->timerctrl), TYPE_ASPEED_TIMER);
-    object_property_add_child(obj, "timerctrl", OBJECT(&s->timerctrl), NULL);
+    sysbus_init_child_obj(obj, "timerctrl", OBJECT(&s->timerctrl),
+                          sizeof(s->timerctrl), TYPE_ASPEED_TIMER);
     object_property_add_const_link(OBJECT(&s->timerctrl), "scu",
                                    OBJECT(&s->scu), &error_abort);
-    qdev_set_parent_bus(DEVICE(&s->timerctrl), sysbus_get_default());
 
-    object_initialize(&s->i2c, sizeof(s->i2c), TYPE_ASPEED_I2C);
-    object_property_add_child(obj, "i2c", OBJECT(&s->i2c), NULL);
-    qdev_set_parent_bus(DEVICE(&s->i2c), sysbus_get_default());
+    sysbus_init_child_obj(obj, "i2c", OBJECT(&s->i2c), sizeof(s->i2c),
+                          TYPE_ASPEED_I2C);
 
-    object_initialize(&s->fmc, sizeof(s->fmc), sc->info->fmc_typename);
-    object_property_add_child(obj, "fmc", OBJECT(&s->fmc), NULL);
-    qdev_set_parent_bus(DEVICE(&s->fmc), sysbus_get_default());
+    sysbus_init_child_obj(obj, "fmc", OBJECT(&s->fmc), sizeof(s->fmc),
+                          sc->info->fmc_typename);
     object_property_add_alias(obj, "num-cs", OBJECT(&s->fmc), "num-cs",
                               &error_abort);
 
     for (i = 0; i < sc->info->spis_num; i++) {
-        object_initialize(&s->spi[i], sizeof(s->spi[i]),
-                          sc->info->spi_typename[i]);
-        object_property_add_child(obj, "spi[*]", OBJECT(&s->spi[i]), NULL);
-        qdev_set_parent_bus(DEVICE(&s->spi[i]), sysbus_get_default());
+        sysbus_init_child_obj(obj, "spi[*]", OBJECT(&s->spi[i]),
+                              sizeof(s->spi[i]), sc->info->spi_typename[i]);
     }
 
-    object_initialize(&s->sdmc, sizeof(s->sdmc), TYPE_ASPEED_SDMC);
-    object_property_add_child(obj, "sdmc", OBJECT(&s->sdmc), NULL);
-    qdev_set_parent_bus(DEVICE(&s->sdmc), sysbus_get_default());
+    sysbus_init_child_obj(obj, "sdmc", OBJECT(&s->sdmc), sizeof(s->sdmc),
+                          TYPE_ASPEED_SDMC);
     qdev_prop_set_uint32(DEVICE(&s->sdmc), "silicon-rev",
                          sc->info->silicon_rev);
     object_property_add_alias(obj, "ram-size", OBJECT(&s->sdmc),
@@ -225,16 +217,14 @@ static void aspeed_soc_init(Object *obj)
                               "max-ram-size", &error_abort);
 
     for (i = 0; i < sc->info->wdts_num; i++) {
-        object_initialize(&s->wdt[i], sizeof(s->wdt[i]), TYPE_ASPEED_WDT);
-        object_property_add_child(obj, "wdt[*]", OBJECT(&s->wdt[i]), NULL);
-        qdev_set_parent_bus(DEVICE(&s->wdt[i]), sysbus_get_default());
+        sysbus_init_child_obj(obj, "wdt[*]", OBJECT(&s->wdt[i]),
+                              sizeof(s->wdt[i]), TYPE_ASPEED_WDT);
         qdev_prop_set_uint32(DEVICE(&s->wdt[i]), "silicon-rev",
                                     sc->info->silicon_rev);
     }
 
-    object_initialize(&s->ftgmac100, sizeof(s->ftgmac100), TYPE_FTGMAC100);
-    object_property_add_child(obj, "ftgmac100", OBJECT(&s->ftgmac100), NULL);
-    qdev_set_parent_bus(DEVICE(&s->ftgmac100), sysbus_get_default());
+    sysbus_init_child_obj(obj, "ftgmac100", OBJECT(&s->ftgmac100),
+                          sizeof(s->ftgmac100), TYPE_FTGMAC100);
 }
 
 static void aspeed_soc_realize(DeviceState *dev, Error **errp)
