diff --git a/arch/mips/boot/dts/loongson/ls7a-pch.dtsi b/arch/mips/boot/dts/loongson/ls7a-pch.dtsi
index cce9428afc41fc..ee71045883e7e7 100644
--- a/arch/mips/boot/dts/loongson/ls7a-pch.dtsi
+++ b/arch/mips/boot/dts/loongson/ls7a-pch.dtsi
@@ -70,7 +70,6 @@
 			device_type = "pci";
 			#address-cells = <3>;
 			#size-cells = <2>;
-			#interrupt-cells = <2>;
 			msi-parent = <&msi>;
 
 			reg = <0 0x1a000000 0 0x02000000>,
@@ -234,7 +233,7 @@
 				};
 			};
 
-			pci_bridge@9,0 {
+			pcie@9,0 {
 				compatible = "pci0014,7a19.1",
 						   "pci0014,7a19",
 						   "pciclass060400",
@@ -244,12 +243,16 @@
 				interrupts = <32 IRQ_TYPE_LEVEL_HIGH>;
 				interrupt-parent = <&pic>;
 
+				#address-cells = <3>;
+				#size-cells = <2>;
+				device_type = "pci";
 				#interrupt-cells = <1>;
 				interrupt-map-mask = <0 0 0 0>;
 				interrupt-map = <0 0 0 0 &pic 32 IRQ_TYPE_LEVEL_HIGH>;
+				ranges;
 			};
 
-			pci_bridge@a,0 {
+			pcie@a,0 {
 				compatible = "pci0014,7a09.1",
 						   "pci0014,7a09",
 						   "pciclass060400",
@@ -259,12 +262,16 @@
 				interrupts = <33 IRQ_TYPE_LEVEL_HIGH>;
 				interrupt-parent = <&pic>;
 
+				#address-cells = <3>;
+				#size-cells = <2>;
+				device_type = "pci";
 				#interrupt-cells = <1>;
 				interrupt-map-mask = <0 0 0 0>;
 				interrupt-map = <0 0 0 0 &pic 33 IRQ_TYPE_LEVEL_HIGH>;
+				ranges;
 			};
 
-			pci_bridge@b,0 {
+			pcie@b,0 {
 				compatible = "pci0014,7a09.1",
 						   "pci0014,7a09",
 						   "pciclass060400",
@@ -274,12 +281,16 @@
 				interrupts = <34 IRQ_TYPE_LEVEL_HIGH>;
 				interrupt-parent = <&pic>;
 
+				#address-cells = <3>;
+				#size-cells = <2>;
+				device_type = "pci";
 				#interrupt-cells = <1>;
 				interrupt-map-mask = <0 0 0 0>;
 				interrupt-map = <0 0 0 0 &pic 34 IRQ_TYPE_LEVEL_HIGH>;
+				ranges;
 			};
 
-			pci_bridge@c,0 {
+			pcie@c,0 {
 				compatible = "pci0014,7a09.1",
 						   "pci0014,7a09",
 						   "pciclass060400",
@@ -289,12 +300,16 @@
 				interrupts = <35 IRQ_TYPE_LEVEL_HIGH>;
 				interrupt-parent = <&pic>;
 
+				#address-cells = <3>;
+				#size-cells = <2>;
+				device_type = "pci";
 				#interrupt-cells = <1>;
 				interrupt-map-mask = <0 0 0 0>;
 				interrupt-map = <0 0 0 0 &pic 35 IRQ_TYPE_LEVEL_HIGH>;
+				ranges;
 			};
 
-			pci_bridge@d,0 {
+			pcie@d,0 {
 				compatible = "pci0014,7a19.1",
 						   "pci0014,7a19",
 						   "pciclass060400",
@@ -304,12 +319,16 @@
 				interrupts = <36 IRQ_TYPE_LEVEL_HIGH>;
 				interrupt-parent = <&pic>;
 
+				#address-cells = <3>;
+				#size-cells = <2>;
+				device_type = "pci";
 				#interrupt-cells = <1>;
 				interrupt-map-mask = <0 0 0 0>;
 				interrupt-map = <0 0 0 0 &pic 36 IRQ_TYPE_LEVEL_HIGH>;
+				ranges;
 			};
 
-			pci_bridge@e,0 {
+			pcie@e,0 {
 				compatible = "pci0014,7a09.1",
 						   "pci0014,7a09",
 						   "pciclass060400",
@@ -319,12 +338,16 @@
 				interrupts = <37 IRQ_TYPE_LEVEL_HIGH>;
 				interrupt-parent = <&pic>;
 
+				#address-cells = <3>;
+				#size-cells = <2>;
+				device_type = "pci";
 				#interrupt-cells = <1>;
 				interrupt-map-mask = <0 0 0 0>;
 				interrupt-map = <0 0 0 0 &pic 37 IRQ_TYPE_LEVEL_HIGH>;
+				ranges;
 			};
 
-			pci_bridge@f,0 {
+			pcie@f,0 {
 				compatible = "pci0014,7a29.1",
 						   "pci0014,7a29",
 						   "pciclass060400",
@@ -334,12 +357,16 @@
 				interrupts = <40 IRQ_TYPE_LEVEL_HIGH>;
 				interrupt-parent = <&pic>;
 
+				#address-cells = <3>;
+				#size-cells = <2>;
+				device_type = "pci";
 				#interrupt-cells = <1>;
 				interrupt-map-mask = <0 0 0 0>;
 				interrupt-map = <0 0 0 0 &pic 40 IRQ_TYPE_LEVEL_HIGH>;
+				ranges;
 			};
 
-			pci_bridge@10,0 {
+			pcie@10,0 {
 				compatible = "pci0014,7a19.1",
 						   "pci0014,7a19",
 						   "pciclass060400",
@@ -349,12 +376,16 @@
 				interrupts = <41 IRQ_TYPE_LEVEL_HIGH>;
 				interrupt-parent = <&pic>;
 
+				#address-cells = <3>;
+				#size-cells = <2>;
+				device_type = "pci";
 				#interrupt-cells = <1>;
 				interrupt-map-mask = <0 0 0 0>;
 				interrupt-map = <0 0 0 0 &pic 41 IRQ_TYPE_LEVEL_HIGH>;
+				ranges;
 			};
 
-			pci_bridge@11,0 {
+			pcie@11,0 {
 				compatible = "pci0014,7a29.1",
 						   "pci0014,7a29",
 						   "pciclass060400",
@@ -364,12 +395,16 @@
 				interrupts = <42 IRQ_TYPE_LEVEL_HIGH>;
 				interrupt-parent = <&pic>;
 
+				#address-cells = <3>;
+				#size-cells = <2>;
+				device_type = "pci";
 				#interrupt-cells = <1>;
 				interrupt-map-mask = <0 0 0 0>;
 				interrupt-map = <0 0 0 0 &pic 42 IRQ_TYPE_LEVEL_HIGH>;
+				ranges;
 			};
 
-			pci_bridge@12,0 {
+			pcie@12,0 {
 				compatible = "pci0014,7a19.1",
 						   "pci0014,7a19",
 						   "pciclass060400",
@@ -379,12 +414,16 @@
 				interrupts = <43 IRQ_TYPE_LEVEL_HIGH>;
 				interrupt-parent = <&pic>;
 
+				#address-cells = <3>;
+				#size-cells = <2>;
+				device_type = "pci";
 				#interrupt-cells = <1>;
 				interrupt-map-mask = <0 0 0 0>;
 				interrupt-map = <0 0 0 0 &pic 43 IRQ_TYPE_LEVEL_HIGH>;
+				ranges;
 			};
 
-			pci_bridge@13,0 {
+			pcie@13,0 {
 				compatible = "pci0014,7a29.1",
 						   "pci0014,7a29",
 						   "pciclass060400",
@@ -394,12 +433,16 @@
 				interrupts = <38 IRQ_TYPE_LEVEL_HIGH>;
 				interrupt-parent = <&pic>;
 
+				#address-cells = <3>;
+				#size-cells = <2>;
+				device_type = "pci";
 				#interrupt-cells = <1>;
 				interrupt-map-mask = <0 0 0 0>;
 				interrupt-map = <0 0 0 0 &pic 38 IRQ_TYPE_LEVEL_HIGH>;
+				ranges;
 			};
 
-			pci_bridge@14,0 {
+			pcie@14,0 {
 				compatible = "pci0014,7a19.1",
 						   "pci0014,7a19",
 						   "pciclass060400",
@@ -409,9 +452,13 @@
 				interrupts = <39 IRQ_TYPE_LEVEL_HIGH>;
 				interrupt-parent = <&pic>;
 
+				#address-cells = <3>;
+				#size-cells = <2>;
+				device_type = "pci";
 				#interrupt-cells = <1>;
 				interrupt-map-mask = <0 0 0 0>;
 				interrupt-map = <0 0 0 0 &pic 39 IRQ_TYPE_LEVEL_HIGH>;
+				ranges;
 			};
 		};