diff --git a/drivers/phy/mediatek/phy-mtk-mipi-dsi-mt8183.c b/drivers/phy/mediatek/phy-mtk-mipi-dsi-mt8183.c
index 1ec71ba2407e..f021ec5a70e5 100644
--- a/drivers/phy/mediatek/phy-mtk-mipi-dsi-mt8183.c
+++ b/drivers/phy/mediatek/phy-mtk-mipi-dsi-mt8183.c
@@ -4,6 +4,7 @@
  * Author: jitao.shi <jitao.shi@mediatek.com>
  */
 
+#include "phy-mtk-io.h"
 #include "phy-mtk-mipi-dsi.h"
 
 #define MIPITX_LANE_CON		0x000c
@@ -46,6 +47,7 @@
 static int mtk_mipi_tx_pll_enable(struct clk_hw *hw)
 {
 	struct mtk_mipi_tx *mipi_tx = mtk_mipi_tx_from_clk_hw(hw);
+	void __iomem *base = mipi_tx->regs;
 	unsigned int txdiv, txdiv0;
 	u64 pcw;
 
@@ -70,17 +72,16 @@ static int mtk_mipi_tx_pll_enable(struct clk_hw *hw)
 		return -EINVAL;
 	}
 
-	mtk_mipi_tx_clear_bits(mipi_tx, MIPITX_PLL_CON4, RG_DSI_PLL_IBIAS);
+	mtk_phy_clear_bits(base + MIPITX_PLL_CON4, RG_DSI_PLL_IBIAS);
 
-	mtk_mipi_tx_set_bits(mipi_tx, MIPITX_PLL_PWR, AD_DSI_PLL_SDM_PWR_ON);
-	mtk_mipi_tx_clear_bits(mipi_tx, MIPITX_PLL_CON1, RG_DSI_PLL_EN);
+	mtk_phy_set_bits(base + MIPITX_PLL_PWR, AD_DSI_PLL_SDM_PWR_ON);
+	mtk_phy_clear_bits(base + MIPITX_PLL_CON1, RG_DSI_PLL_EN);
 	udelay(1);
-	mtk_mipi_tx_clear_bits(mipi_tx, MIPITX_PLL_PWR, AD_DSI_PLL_SDM_ISO_EN);
+	mtk_phy_clear_bits(base + MIPITX_PLL_PWR, AD_DSI_PLL_SDM_ISO_EN);
 	pcw = div_u64(((u64)mipi_tx->data_rate * txdiv) << 24, 26000000);
-	writel(pcw, mipi_tx->regs + MIPITX_PLL_CON0);
-	mtk_mipi_tx_update_bits(mipi_tx, MIPITX_PLL_CON1, RG_DSI_PLL_POSDIV,
-				txdiv0 << 8);
-	mtk_mipi_tx_set_bits(mipi_tx, MIPITX_PLL_CON1, RG_DSI_PLL_EN);
+	writel(pcw, base + MIPITX_PLL_CON0);
+	mtk_phy_update_field(base + MIPITX_PLL_CON1, RG_DSI_PLL_POSDIV, txdiv0);
+	mtk_phy_set_bits(base + MIPITX_PLL_CON1, RG_DSI_PLL_EN);
 
 	return 0;
 }
@@ -88,11 +89,12 @@ static int mtk_mipi_tx_pll_enable(struct clk_hw *hw)
 static void mtk_mipi_tx_pll_disable(struct clk_hw *hw)
 {
 	struct mtk_mipi_tx *mipi_tx = mtk_mipi_tx_from_clk_hw(hw);
+	void __iomem *base = mipi_tx->regs;
 
-	mtk_mipi_tx_clear_bits(mipi_tx, MIPITX_PLL_CON1, RG_DSI_PLL_EN);
+	mtk_phy_clear_bits(base + MIPITX_PLL_CON1, RG_DSI_PLL_EN);
 
-	mtk_mipi_tx_set_bits(mipi_tx, MIPITX_PLL_PWR, AD_DSI_PLL_SDM_ISO_EN);
-	mtk_mipi_tx_clear_bits(mipi_tx, MIPITX_PLL_PWR, AD_DSI_PLL_SDM_PWR_ON);
+	mtk_phy_set_bits(base + MIPITX_PLL_PWR, AD_DSI_PLL_SDM_ISO_EN);
+	mtk_phy_clear_bits(base + MIPITX_PLL_PWR, AD_DSI_PLL_SDM_PWR_ON);
 }
 
 static long mtk_mipi_tx_pll_round_rate(struct clk_hw *hw, unsigned long rate,
@@ -121,7 +123,7 @@ static void mtk_mipi_tx_config_calibration_data(struct mtk_mipi_tx *mipi_tx)
 			mipi_tx->rt_code[i] |= 0x10 << 5;
 
 		for (j = 0; j < 10; j++)
-			mtk_mipi_tx_update_bits(mipi_tx,
+			mtk_phy_update_bits(mipi_tx->regs +
 				MIPITX_D2P_RTCODE * (i + 1) + j * 4,
 				1, mipi_tx->rt_code[i] >> j & 1);
 	}
@@ -130,44 +132,42 @@ static void mtk_mipi_tx_config_calibration_data(struct mtk_mipi_tx *mipi_tx)
 static void mtk_mipi_tx_power_on_signal(struct phy *phy)
 {
 	struct mtk_mipi_tx *mipi_tx = phy_get_drvdata(phy);
+	void __iomem *base = mipi_tx->regs;
 
 	/* BG_LPF_EN / BG_CORE_EN */
-	writel(RG_DSI_PAD_TIEL_SEL | RG_DSI_BG_CORE_EN,
-	       mipi_tx->regs + MIPITX_LANE_CON);
+	writel(RG_DSI_PAD_TIEL_SEL | RG_DSI_BG_CORE_EN, base + MIPITX_LANE_CON);
 	usleep_range(30, 100);
-	writel(RG_DSI_BG_CORE_EN | RG_DSI_BG_LPF_EN,
-	       mipi_tx->regs + MIPITX_LANE_CON);
+	writel(RG_DSI_BG_CORE_EN | RG_DSI_BG_LPF_EN, base + MIPITX_LANE_CON);
 
 	/* Switch OFF each Lane */
-	mtk_mipi_tx_clear_bits(mipi_tx, MIPITX_D0_SW_CTL_EN, DSI_SW_CTL_EN);
-	mtk_mipi_tx_clear_bits(mipi_tx, MIPITX_D1_SW_CTL_EN, DSI_SW_CTL_EN);
-	mtk_mipi_tx_clear_bits(mipi_tx, MIPITX_D2_SW_CTL_EN, DSI_SW_CTL_EN);
-	mtk_mipi_tx_clear_bits(mipi_tx, MIPITX_D3_SW_CTL_EN, DSI_SW_CTL_EN);
-	mtk_mipi_tx_clear_bits(mipi_tx, MIPITX_CK_SW_CTL_EN, DSI_SW_CTL_EN);
+	mtk_phy_clear_bits(base + MIPITX_D0_SW_CTL_EN, DSI_SW_CTL_EN);
+	mtk_phy_clear_bits(base + MIPITX_D1_SW_CTL_EN, DSI_SW_CTL_EN);
+	mtk_phy_clear_bits(base + MIPITX_D2_SW_CTL_EN, DSI_SW_CTL_EN);
+	mtk_phy_clear_bits(base + MIPITX_D3_SW_CTL_EN, DSI_SW_CTL_EN);
+	mtk_phy_clear_bits(base + MIPITX_CK_SW_CTL_EN, DSI_SW_CTL_EN);
 
-	mtk_mipi_tx_update_bits(mipi_tx, MIPITX_VOLTAGE_SEL,
-				RG_DSI_HSTX_LDO_REF_SEL,
-				(mipi_tx->mipitx_drive - 3000) / 200 << 6);
+	mtk_phy_update_field(base + MIPITX_VOLTAGE_SEL, RG_DSI_HSTX_LDO_REF_SEL,
+			     (mipi_tx->mipitx_drive - 3000) / 200);
 
 	mtk_mipi_tx_config_calibration_data(mipi_tx);
 
-	mtk_mipi_tx_set_bits(mipi_tx, MIPITX_CK_CKMODE_EN, DSI_CK_CKMODE_EN);
+	mtk_phy_set_bits(base + MIPITX_CK_CKMODE_EN, DSI_CK_CKMODE_EN);
 }
 
 static void mtk_mipi_tx_power_off_signal(struct phy *phy)
 {
 	struct mtk_mipi_tx *mipi_tx = phy_get_drvdata(phy);
+	void __iomem *base = mipi_tx->regs;
 
 	/* Switch ON each Lane */
-	mtk_mipi_tx_set_bits(mipi_tx, MIPITX_D0_SW_CTL_EN, DSI_SW_CTL_EN);
-	mtk_mipi_tx_set_bits(mipi_tx, MIPITX_D1_SW_CTL_EN, DSI_SW_CTL_EN);
-	mtk_mipi_tx_set_bits(mipi_tx, MIPITX_D2_SW_CTL_EN, DSI_SW_CTL_EN);
-	mtk_mipi_tx_set_bits(mipi_tx, MIPITX_D3_SW_CTL_EN, DSI_SW_CTL_EN);
-	mtk_mipi_tx_set_bits(mipi_tx, MIPITX_CK_SW_CTL_EN, DSI_SW_CTL_EN);
-
-	writel(RG_DSI_PAD_TIEL_SEL | RG_DSI_BG_CORE_EN,
-	       mipi_tx->regs + MIPITX_LANE_CON);
-	writel(RG_DSI_PAD_TIEL_SEL, mipi_tx->regs + MIPITX_LANE_CON);
+	mtk_phy_set_bits(base + MIPITX_D0_SW_CTL_EN, DSI_SW_CTL_EN);
+	mtk_phy_set_bits(base + MIPITX_D1_SW_CTL_EN, DSI_SW_CTL_EN);
+	mtk_phy_set_bits(base + MIPITX_D2_SW_CTL_EN, DSI_SW_CTL_EN);
+	mtk_phy_set_bits(base + MIPITX_D3_SW_CTL_EN, DSI_SW_CTL_EN);
+	mtk_phy_set_bits(base + MIPITX_CK_SW_CTL_EN, DSI_SW_CTL_EN);
+
+	writel(RG_DSI_PAD_TIEL_SEL | RG_DSI_BG_CORE_EN, base + MIPITX_LANE_CON);
+	writel(RG_DSI_PAD_TIEL_SEL, base + MIPITX_LANE_CON);
 }
 
 const struct mtk_mipitx_data mt8183_mipitx_data = {
