diff --git a/arch/arm64/boot/dts/qcom/sc8280xp-microsoft-arcata.dts b/arch/arm64/boot/dts/qcom/sc8280xp-microsoft-arcata.dts
index c92c5b41aa0c..7bfac6e25a24 100644
--- a/arch/arm64/boot/dts/qcom/sc8280xp-microsoft-arcata.dts
+++ b/arch/arm64/boot/dts/qcom/sc8280xp-microsoft-arcata.dts
@@ -50,11 +50,11 @@ backlight: backlight {
                compatible = "pwm-backlight";
                pwms = <&pmc8280c_lpg 3 1000000>;
                enable-gpios = <&pmc8280_1_gpios 8 GPIO_ACTIVE_HIGH>;
-               power-supply = <&vreg_edp_bl>;

                pinctrl-0 = <&edp_bl_en>, <&edp_bl_pwm>;
                pinctrl-names = "default";
        };
+
        pmic-glink {
                compatible = "qcom,sc8280xp-pmic-glink", "qcom,pmic-glink";

@@ -136,22 +136,6 @@ pmic_glink_con1_sbu: endpoint {
                };
        };

-       vreg_edp_bl: regulator-edp-bl {
-               compatible = "regulator-fixed";
-
-               regulator-name = "VBL9";
-               regulator-min-microvolt = <3600000>;
-               regulator-max-microvolt = <3600000>;
-
-               gpio = <&pmc8280_1_gpios 9 GPIO_ACTIVE_HIGH>;
-               enable-active-high;
-
-               pinctrl-0 = <&edp_bl_reg_en>;
-               pinctrl-names = "default";
-
-               regulator-boot-on;
-       };
-
        vreg_nvme: regulator-nvme {
                compatible = "regulator-fixed";

@@ -365,7 +349,6 @@ vreg_l6b: ldo6 {
                        regulator-max-microvolt = <880000>;
                        regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
                        regulator-boot-on;
-                       regulator-always-on;    // FIXME: VDD_A_EDP_0_0P9
                };
        };

@@ -469,10 +452,6 @@ &dispcc0 {
        status = "okay";
 };

-&dispcc1 {
-       status = "okay";
-};
-
 &gpu {
        status = "okay";

@@ -504,6 +483,47 @@ &mdss0_dp1_out {
        remote-endpoint = <&usb_1_qmpphy_dp_in>;
 };

+&mdss0_dp3 {
+       compatible = "qcom,sc8280xp-edp";
+       /delete-property/ #sound-dai-cells;
+
+       data-lanes = <0 1 2 3>;
+
+       status = "okay";
+
+       aux-bus {
+               panel {
+                       compatible = "edp-panel";
+
+                       backlight = <&backlight>;
+
+                       port {
+                               edp_panel_in: endpoint {
+                                       remote-endpoint = <&mdss0_dp3_out>;
+                               };
+                       };
+               };
+       };
+
+       ports {
+               port@1 {
+                       reg = <1>;
+                       mdss0_dp3_out: endpoint {
+                               remote-endpoint = <&edp_panel_in>;
+                       };
+               };
+       };
+};
+
+&mdss0_dp3_phy {
+       compatible = "qcom,sc8280xp-edp-phy";
+
+       vdda-phy-supply = <&vreg_l6b>;
+       vdda-pll-supply = <&vreg_l3b>;
+
+       status = "okay";
+};
+
 &pcie2a {
        perst-gpios = <&tlmm 143 GPIO_ACTIVE_LOW>;
        wake-gpios = <&tlmm 145 GPIO_ACTIVE_LOW>;
@@ -881,11 +901,6 @@ edp_bl_en: edp-bl-en-state {
                pins = "gpio8";
                function = "normal";
        };
-
-       edp_bl_reg_en: edp-bl-reg-en-state {
-               pins = "gpio9";
-               function = "normal";
-       };
 };

 &pmc8280_2_gpios {