diff --git a/drivers/clk/mediatek/clk-mt6779-mm.c b/drivers/clk/mediatek/clk-mt6779-mm.c
index fb5fbb8e3e41..059c1a41ac7a 100644
--- a/drivers/clk/mediatek/clk-mt6779-mm.c
+++ b/drivers/clk/mediatek/clk-mt6779-mm.c
@@ -84,15 +84,11 @@ static const struct mtk_gate mm_clks[] = {
 	GATE_MM1(CLK_MM_DISP_OVL_FBDC, "mm_disp_ovl_fbdc", "mm_sel", 16),
 };
 
-static const struct of_device_id of_match_clk_mt6779_mm[] = {
-	{ .compatible = "mediatek,mt6779-mmsys", },
-	{}
-};
-
 static int clk_mt6779_mm_probe(struct platform_device *pdev)
 {
+	struct device *dev = &pdev->dev;
+	struct device_node *node = dev->parent->of_node;
 	struct clk_onecell_data *clk_data;
-	struct device_node *node = pdev->dev.of_node;
 
 	clk_data = mtk_alloc_clk_data(CLK_MM_NR_CLK);
 
@@ -106,7 +102,6 @@ static struct platform_driver clk_mt6779_mm_drv = {
 	.probe = clk_mt6779_mm_probe,
 	.driver = {
 		.name = "clk-mt6779-mm",
-		.of_match_table = of_match_clk_mt6779_mm,
 	},
 };
 
diff --git a/drivers/soc/mediatek/mtk-mmsys.c b/drivers/soc/mediatek/mtk-mmsys.c
index e13dfda8b43b..a55f25511173 100644
--- a/drivers/soc/mediatek/mtk-mmsys.c
+++ b/drivers/soc/mediatek/mtk-mmsys.c
@@ -87,6 +87,10 @@ static const struct mtk_mmsys_driver_data mt2712_mmsys_driver_data = {
 	.clk_driver = "clk-mt2712-mm",
 };
 
+static const struct mtk_mmsys_driver_data mt6779_mmsys_driver_data = {
+	.clk_driver = "clk-mt6779-mm",
+};
+
 static const struct mtk_mmsys_driver_data mt6797_mmsys_driver_data = {
 	.clk_driver = "clk-mt6797-mm",
 };
@@ -344,6 +348,10 @@ static const struct of_device_id of_match_mtk_mmsys[] = {
 		.compatible = "mediatek,mt2712-mmsys",
 		.data = &mt2712_mmsys_driver_data,
 	},
+	{
+		.compatible = "mediatek,mt6779-mmsys",
+		.data = &mt6779_mmsys_driver_data,
+	},
 	{
 		.compatible = "mediatek,mt6797-mmsys",
 		.data = &mt6797_mmsys_driver_data,