diff --git a/drivers/phy/mediatek/phy-mtk-dp.c b/drivers/phy/mediatek/phy-mtk-dp.c
index a03579d6..d7024a1 100644
--- a/drivers/phy/mediatek/phy-mtk-dp.c
+++ b/drivers/phy/mediatek/phy-mtk-dp.c
@@ -78,9 +78,6 @@
 #define DRIVING_PARAM_8_DEFAULT	(XTP_LN_TX_LCTXCP1_SW2_PRE1_DEFAULT | \
 				 XTP_LN_TX_LCTXCP1_SW3_PRE0_DEFAULT)
 
-#define MTK_DP_PHY_DIG_DA_REG_14		(PHY_OFFSET + 0xd8)
-#define RG_XTP_glb_txpll_ssc_delta1_hbr         0x01fe02b0
-
 struct mtk_dp_phy {
 	struct regmap *regs;
 };
@@ -140,8 +137,6 @@ static int mtk_dp_phy_configure(struct phy *phy, union phy_configure_opts *opts)
 	regmap_update_bits(dp_phy->regs, MTK_DP_PHY_DIG_PLL_CTL_1,
 			   TPLL_SSC_EN, opts->dp.ssc ? TPLL_SSC_EN : 0);
 
-	regmap_write(dp_phy->regs, MTK_DP_PHY_DIG_DA_REG_14,
-			   RG_XTP_glb_txpll_ssc_delta1_hbr);
 	return 0;
 }