diff --git a/hw/arm/exynos4_boards.c b/hw/arm/exynos4_boards.c
index f69358a5ba..2781d8bd41 100644
--- a/hw/arm/exynos4_boards.c
+++ b/hw/arm/exynos4_boards.c
@@ -131,8 +131,8 @@ exynos4_boards_init_common(MachineState *machine,
     exynos4_boards_init_ram(s, get_system_memory(),
                             exynos4_board_ram_size[board_type]);
 
-    object_initialize(&s->soc, sizeof(s->soc), TYPE_EXYNOS4210_SOC);
-    qdev_set_parent_bus(DEVICE(&s->soc), sysbus_get_default());
+    sysbus_init_child_obj(OBJECT(machine), "soc",
+                          &s->soc, sizeof(s->soc), TYPE_EXYNOS4210_SOC);
     object_property_set_bool(OBJECT(&s->soc), true, "realized",
                              &error_fatal);