diff --git a/drivers/regulator/core.c b/drivers/regulator/core.c
index 7b3de8b0b1ca..530e544537f7 100644
--- a/drivers/regulator/core.c
+++ b/drivers/regulator/core.c
@@ -5851,7 +5851,11 @@ static int __init regulator_init(void)
 }
 
 /* init early to allow our consumers to complete system booting */
+#ifdef CONFIG_ROCKCHIP_THUNDER_BOOT
+core_initcall_sync(regulator_init);
+#else
 core_initcall(regulator_init);
+#endif
 
 static int regulator_late_cleanup(struct device *dev, void *data)
 {