diff --git a/drivers/gpu/drm/msm/dsi/dsi.h b/drivers/gpu/drm/msm/dsi/dsi.h
index 749fbb2..03f115f 100644
--- a/drivers/gpu/drm/msm/dsi/dsi.h
+++ b/drivers/gpu/drm/msm/dsi/dsi.h
@@ -41,8 +41,6 @@ enum msm_dsi_phy_type {
 /* Regulators for DSI devices */
 struct dsi_reg_entry {
 	char name[32];
-	int min_voltage;
-	int max_voltage;
 	int enable_load;
 	int disable_load;
 };
diff --git a/drivers/gpu/drm/msm/dsi/dsi_cfg.c b/drivers/gpu/drm/msm/dsi/dsi_cfg.c
index e58e9b9..93c1ee0 100644
--- a/drivers/gpu/drm/msm/dsi/dsi_cfg.c
+++ b/drivers/gpu/drm/msm/dsi/dsi_cfg.c
@@ -22,9 +22,9 @@ static const struct msm_dsi_config apq8064_dsi_cfg = {
 	.reg_cfg = {
 		.num = 3,
 		.regs = {
-			{"vdda", 1200000, 1200000, 100000, 100},
-			{"avdd", 3000000, 3000000, 110000, 100},
-			{"vddio", 1800000, 1800000, 100000, 100},
+			{"vdda", 100000, 100},	/* 1.2 V */
+			{"avdd", 10000, 100},	/* 3.0 V */
+			{"vddio", 100000, 100},	/* 1.8 V */
 		},
 	},
 	.bus_clk_names = dsi_v2_bus_clk_names,
@@ -40,10 +40,10 @@ static const struct msm_dsi_config msm8974_apq8084_dsi_cfg = {
 	.reg_cfg = {
 		.num = 4,
 		.regs = {
-			{"gdsc", -1, -1, -1, -1},
-			{"vdd", 3000000, 3000000, 150000, 100},
-			{"vdda", 1200000, 1200000, 100000, 100},
-			{"vddio", 1800000, 1800000, 100000, 100},
+			{"gdsc", -1, -1},
+			{"vdd", 150000, 100},	/* 3.0 V */
+			{"vdda", 100000, 100},	/* 1.2 V */
+			{"vddio", 100000, 100},	/* 1.8 V */
 		},
 	},
 	.bus_clk_names = dsi_6g_bus_clk_names,
@@ -59,9 +59,9 @@ static const struct msm_dsi_config msm8916_dsi_cfg = {
 	.reg_cfg = {
 		.num = 3,
 		.regs = {
-			{"gdsc", -1, -1, -1, -1},
-			{"vdda", 1200000, 1200000, 100000, 100},
-			{"vddio", 1800000, 1800000, 100000, 100},
+			{"gdsc", -1, -1},
+			{"vdda", 100000, 100},	/* 1.2 V */
+			{"vddio", 100000, 100},	/* 1.8 V */
 		},
 	},
 	.bus_clk_names = dsi_8916_bus_clk_names,
@@ -73,13 +73,13 @@ static const struct msm_dsi_config msm8994_dsi_cfg = {
 	.reg_cfg = {
 		.num = 7,
 		.regs = {
-			{"gdsc", -1, -1, -1, -1},
-			{"vdda", 1250000, 1250000, 100000, 100},
-			{"vddio", 1800000, 1800000, 100000, 100},
-			{"vcca", 1000000, 1000000, 10000, 100},
-			{"vdd", 1800000, 1800000, 100000, 100},
-			{"lab_reg", -1, -1, -1, -1},
-			{"ibb_reg", -1, -1, -1, -1},
+			{"gdsc", -1, -1},
+			{"vdda", 100000, 100},	/* 1.25 V */
+			{"vddio", 100000, 100},	/* 1.8 V */
+			{"vcca", 10000, 100},	/* 1.0 V */
+			{"vdd", 100000, 100},	/* 1.8 V */
+			{"lab_reg", -1, -1},
+			{"ibb_reg", -1, -1},
 		},
 	},
 	.bus_clk_names = dsi_6g_bus_clk_names,
diff --git a/drivers/gpu/drm/msm/dsi/dsi_host.c b/drivers/gpu/drm/msm/dsi/dsi_host.c
index 4282ec6..a3e47ad8 100644
--- a/drivers/gpu/drm/msm/dsi/dsi_host.c
+++ b/drivers/gpu/drm/msm/dsi/dsi_host.c
@@ -325,18 +325,6 @@ static int dsi_regulator_init(struct msm_dsi_host *msm_host)
 		return ret;
 	}
 
-	for (i = 0; i < num; i++) {
-		if (regulator_can_change_voltage(s[i].consumer)) {
-			ret = regulator_set_voltage(s[i].consumer,
-				regs[i].min_voltage, regs[i].max_voltage);
-			if (ret < 0) {
-				pr_err("regulator %d set voltage failed, %d\n",
-					i, ret);
-				return ret;
-			}
-		}
-	}
-
 	return 0;
 }
 
diff --git a/drivers/gpu/drm/msm/dsi/phy/dsi_phy.c b/drivers/gpu/drm/msm/dsi/phy/dsi_phy.c
index 91a95fb..e2f42d8 100644
--- a/drivers/gpu/drm/msm/dsi/phy/dsi_phy.c
+++ b/drivers/gpu/drm/msm/dsi/phy/dsi_phy.c
@@ -177,19 +177,6 @@ static int dsi_phy_regulator_init(struct msm_dsi_phy *phy)
 		return ret;
 	}
 
-	for (i = 0; i < num; i++) {
-		if (regulator_can_change_voltage(s[i].consumer)) {
-			ret = regulator_set_voltage(s[i].consumer,
-				regs[i].min_voltage, regs[i].max_voltage);
-			if (ret < 0) {
-				dev_err(dev,
-					"regulator %d set voltage failed, %d\n",
-					i, ret);
-				return ret;
-			}
-		}
-	}
-
 	return 0;
 }
 
diff --git a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_20nm.c b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_20nm.c
index 2e9ba11..f4bc11a 100644
--- a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_20nm.c
+++ b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_20nm.c
@@ -138,8 +138,8 @@ const struct msm_dsi_phy_cfg dsi_phy_20nm_cfgs = {
 	.reg_cfg = {
 		.num = 2,
 		.regs = {
-			{"vddio", 1800000, 1800000, 100000, 100},
-			{"vcca", 1000000, 1000000, 10000, 100},
+			{"vddio", 100000, 100},	/* 1.8 V */
+			{"vcca", 10000, 100},	/* 1.0 V */
 		},
 	},
 	.ops = {
diff --git a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_28nm.c b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_28nm.c
index edf7411..96d1852 100644
--- a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_28nm.c
+++ b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_28nm.c
@@ -138,7 +138,7 @@ const struct msm_dsi_phy_cfg dsi_phy_28nm_hpm_cfgs = {
 	.reg_cfg = {
 		.num = 1,
 		.regs = {
-			{"vddio", 1800000, 1800000, 100000, 100},
+			{"vddio", 100000, 100},
 		},
 	},
 	.ops = {
@@ -153,7 +153,7 @@ const struct msm_dsi_phy_cfg dsi_phy_28nm_lp_cfgs = {
 	.reg_cfg = {
 		.num = 1,
 		.regs = {
-			{"vddio", 1800000, 1800000, 100000, 100},
+			{"vddio", 100000, 100},	/* 1.8 V */
 		},
 	},
 	.ops = {
diff --git a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_28nm_8960.c b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_28nm_8960.c
index 197b039..213355a 100644
--- a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_28nm_8960.c
+++ b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_28nm_8960.c
@@ -185,7 +185,7 @@ const struct msm_dsi_phy_cfg dsi_phy_28nm_8960_cfgs = {
 	.reg_cfg = {
 		.num = 1,
 		.regs = {
-			{"vddio", 1800000, 1800000, 100000, 100},
+			{"vddio", 100000, 100},	/* 1.8 V */
 		},
 	},
 	.ops = {
