diff --git a/target/linux/mediatek/files-5.4/arch/arm64/boot/dts/mediatek/mt7986a.dtsi b/target/linux/mediatek/files-5.4/arch/arm64/boot/dts/mediatek/mt7986a.dtsi
index c93d479..27b90d3 100644
--- a/target/linux/mediatek/files-5.4/arch/arm64/boot/dts/mediatek/mt7986a.dtsi
+++ b/target/linux/mediatek/files-5.4/arch/arm64/boot/dts/mediatek/mt7986a.dtsi
@@ -592,7 +592,7 @@
 
 	pcietphy: pcie-phy@11c00000 {
 		compatible = "mediatek,mt7986",
-			     "mediatek,generic-tphy-v2";
+			     "mediatek,generic-tphy-v4";
 		#address-cells = <2>;
 		#size-cells = <2>;
 		ranges;
@@ -603,6 +603,24 @@
 			clocks = <&system_clk>;
 			clock-names = "ref";
 			#phy-cells = <1>;
+			auto_load_valid;
+			auto_load_valid_ln1;
+			nvmem-cells = <&pcie_intr_ln0>,
+				      <&pcie_rx_imp_ln0>,
+				      <&pcie_tx_imp_ln0>,
+				      <&pcie_auto_load_valid_ln0>,
+				      <&pcie_intr_ln1>,
+				      <&pcie_rx_imp_ln1>,
+				      <&pcie_tx_imp_ln1>,
+				      <&pcie_auto_load_valid_ln1>;
+			nvmem-cell-names = "intr",
+					   "rx_imp",
+					   "tx_imp",
+					   "auto_load_valid",
+					   "intr_ln1",
+					   "rx_imp_ln1",
+					   "tx_imp_ln1",
+					   "auto_load_valid_ln1";
 			status = "okay";
 		};
 	};
@@ -620,6 +638,9 @@
 			clocks = <&system_clk>;
 			clock-names = "ref";
 			#phy-cells = <1>;
+			auto_load_valid;
+			nvmem-cells = <&u2_intr_p0>, <&u2_auto_load_valid_p0>;
+			nvmem-cell-names = "intr", "auto_load_valid";
 			status = "okay";
 		};
 
@@ -628,6 +649,12 @@
 			clocks = <&system_clk>;
 			clock-names = "ref";
 			#phy-cells = <1>;
+			auto_load_valid;
+			nvmem-cells = <&comb_intr_p0>,
+			      <&comb_rx_imp_p0>,
+			      <&comb_tx_imp_p0>,
+			      <&comb_auto_load_valid>;
+			nvmem-cell-names = "intr", "rx_imp", "tx_imp", "auto_load_valid";
 			status = "okay";
 		};
 
@@ -636,6 +663,9 @@
 			clocks = <&system_clk>;
 			clock-names = "ref";
 			#phy-cells = <1>;
+			auto_load_valid;
+			nvmem-cells = <&u2_intr_p1>, <&u2_auto_load_valid_p1>;
+			nvmem-cell-names = "intr", "auto_load_valid";
 			status = "okay";
 		};
 	};
@@ -692,6 +722,86 @@
 		thermal_calibration: calib@274 {
 			reg = <0x274 0xc>;
 		};
+
+		comb_auto_load_valid: usb3-alv-imp@8da {
+			reg = <0x8da 1>;
+			bits = <0 1>;
+		};
+
+		comb_rx_imp_p0: usb3-rx-imp@8d8 {
+			reg = <0x8d8 1>;
+			bits = <0 5>;
+		};
+
+		comb_tx_imp_p0: usb3-tx-imp@8d8 {
+			reg = <0x8d8 2>;
+			bits = <5 5>;
+		};
+
+		comb_intr_p0: usb3-intr@8d9 {
+			reg = <0x8d9 1>;
+			bits = <2 6>;
+		};
+
+		u2_auto_load_valid_p0: usb2-alv-p0@8e0 {
+			reg  = <0x8e0 1>;
+			bits = <0 1>;
+		};
+
+		u2_intr_p0: usb2-intr-p0@8e0 {
+			reg  = <0x8e0 1>;
+			bits = <1 5>;
+		};
+
+		u2_auto_load_valid_p1: usb2-alv-p1@8e0 {
+			reg  = <0x8e0 2>;
+			bits = <6 1>;
+		};
+
+		u2_intr_p1: usb2-intr-p1@8e0 {
+			reg  = <0x8e0 2>;
+			bits = <7 5>;
+		};
+
+		pcie_rx_imp_ln0: pcie-rx-imp@8d0 {
+			reg = <0x8d0 1>;
+			bits = <0 5>;
+		};
+
+		pcie_tx_imp_ln0: pcie-tx-imp@8d0 {
+			reg = <0x8d0 2>;
+			bits = <5 5>;
+		};
+
+		pcie_intr_ln0: pcie-intr@8d1 {
+			reg = <0x8d1 1>;
+			bits = <2 6>;
+		};
+
+		pcie_auto_load_valid_ln0: pcie-ln0-alv@8d4 {
+			reg = <0x8d4 1>;
+			bits = <0 1>;
+		};
+
+		pcie_rx_imp_ln1: pcie-rx-imp@8d2 {
+			reg = <0x8d2 1>;
+			bits = <0 5>;
+		};
+
+		pcie_tx_imp_ln1: pcie-tx-imp@8d2 {
+			reg = <0x8d2 2>;
+			bits = <5 5>;
+		};
+
+		pcie_intr_ln1: pcie-intr@8d3 {
+			reg = <0x8d3 1>;
+			bits = <2 6>;
+		};
+
+		pcie_auto_load_valid_ln1: pcie-ln1-alv@8d4 {
+			reg = <0x8d4 1>;
+			bits = <1 1>;
+		};
 	};
 };