diff --git a/drivers/clk/mediatek/clk-mtk.h b/drivers/clk/mediatek/clk-mtk.h
index 9f24fcfa304f..e425e50173c5 100644
--- a/drivers/clk/mediatek/clk-mtk.h
+++ b/drivers/clk/mediatek/clk-mtk.h
@@ -185,6 +185,7 @@ struct mtk_pll_data {
 	uint32_t pcw_reg;
 	int pcw_shift;
 	const struct mtk_pll_div_table *div_table;
+	const char *parent_name;
 };
 
 void mtk_clk_register_plls(struct device_node *node,
diff --git a/drivers/clk/mediatek/clk-pll.c b/drivers/clk/mediatek/clk-pll.c
index 0c2deac17ce9..1502384a3093 100644
--- a/drivers/clk/mediatek/clk-pll.c
+++ b/drivers/clk/mediatek/clk-pll.c
@@ -302,7 +302,10 @@ static struct clk *mtk_clk_register_pll(const struct mtk_pll_data *data,
 
 	init.name = data->name;
 	init.ops = &mtk_pll_ops;
-	init.parent_names = &parent_name;
+	if (data->parent_name)
+		init.parent_names = &data->parent_name;
+	else
+		init.parent_names = &parent_name;
 	init.num_parents = 1;
 
 	clk = clk_register(NULL, &pll->hw);