diff --git a/drivers/clk/mediatek/clk-mt8188-topckgen.c b/drivers/clk/mediatek/clk-mt8188-topckgen.c
index c4baf4076ed64..6b07abe9a8f5f 100644
--- a/drivers/clk/mediatek/clk-mt8188-topckgen.c
+++ b/drivers/clk/mediatek/clk-mt8188-topckgen.c
@@ -342,11 +342,14 @@ static const char * const dsp7_parents[] = {
 	"univpll_d3"
 };
 
+/*
+ * MFG can be also parented to "univpll_d6" and "univpll_d7":
+ * these have been removed from the parents list to let us
+ * achieve GPU DVFS without any special clock handlers.
+ */
 static const char * const mfg_core_tmp_parents[] = {
 	"clk26m",
-	"mainpll_d5_d2",
-	"univpll_d6",
-	"univpll_d7"
+	"mainpll_d5_d2"
 };
 
 static const char * const camtg_parents[] = {