--- a/drivers/spi/spi-mt65xx.c
+++ b/drivers/spi/spi-mt65xx.c
@@ -1156,6 +1156,12 @@ static int mtk_spi_probe(struct platform
 		goto err_put_master;
 	}
 
+	ret = clk_prepare_enable(mdata->sel_clk);
+	if (ret < 0) {
+		dev_err(&pdev->dev, "failed to enable sel_clk (%d)\n", ret);
+		goto err_put_master;
+	}
+
 	ret = clk_set_parent(mdata->sel_clk, mdata->parent_clk);
 	if (ret < 0) {
 		dev_err(&pdev->dev, "failed to clk_set_parent (%d)\n", ret);