--- a/arch/arm64/boot/dts/mediatek/mt7988a.dtsi
+++ b/arch/arm64/boot/dts/mediatek/mt7988a.dtsi
@@ -145,6 +145,32 @@
 			reg = <0 0x43000000 0 0x50000>;
 			no-map;
 		};
+
+		wmcpu_emi: wmcpu-reserved@47cc0000 {
+			reg = <0 0x47cc0000 0 0x00100000>;
+			no-map;
+		};
+
+		wo_emi0: wo-emi@4f600000 {
+			reg = <0 0x4f600000 0 0x40000>;
+			no-map;
+		};
+
+		wo_emi1: wo-emi@4f640000 {
+			reg = <0 0x4f640000 0 0x40000>;
+			no-map;
+		};
+
+		wo_emi2: wo-emi@4f680000 {
+			reg = <0 0x4f680000 0 0x40000>;
+			no-map;
+		};
+
+		wo_data: wo-data@4f700000 {
+			reg = <0 0x4f700000 0 0x800000>;
+			no-map;
+			shared = <1>;
+		};
 	};
 
 	soc {
@@ -867,6 +893,50 @@
 			reg = <0 0x15000000 0 0x1000>;
 			#clock-cells = <1>;
 			#reset-cells = <1>;
+			#address-cells = <1>;
+			#size-cells = <1>;
+		};
+
+		wed0: wed@15010000 {
+			compatible = "mediatek,mt7988-wed",
+				     "syscon";
+			reg = <0 0x15010000 0 0x2000>;
+			interrupt-parent = <&gic>;
+			interrupts = <GIC_SPI 205 IRQ_TYPE_LEVEL_HIGH>;
+			memory-region = <&wo_emi0>, <&wo_data>;
+			memory-region-names = "wo-emi", "wo-data";
+			mediatek,wo-ccif = <&wo_ccif0>;
+			mediatek,wo-ilm = <&wo_ilm0>;
+			mediatek,wo-dlm = <&wo_dlm0>;
+			mediatek,wo-cpuboot = <&wo_cpuboot0>;
+		};
+
+		wed1: wed@15012000 {
+			compatible = "mediatek,mt7988-wed",
+				     "syscon";
+			reg = <0 0x15012000 0 0x2000>;
+			interrupt-parent = <&gic>;
+			interrupts = <GIC_SPI 206 IRQ_TYPE_LEVEL_HIGH>;
+			memory-region = <&wo_emi1>, <&wo_data>;
+			memory-region-names = "wo-emi", "wo-data";
+			mediatek,wo-ccif = <&wo_ccif1>;
+			mediatek,wo-ilm = <&wo_ilm1>;
+			mediatek,wo-dlm = <&wo_dlm1>;
+			mediatek,wo-cpuboot = <&wo_cpuboot1>;
+		};
+
+		wed2: wed@15014000 {
+			compatible = "mediatek,mt7988-wed",
+				     "syscon";
+			reg = <0 0x15014000 0 0x2000>;
+			interrupt-parent = <&gic>;
+			interrupts = <GIC_SPI 270 IRQ_TYPE_LEVEL_HIGH>;
+			memory-region = <&wo_emi2>, <&wo_data>;
+			memory-region-names = "wo-emi", "wo-data";
+			mediatek,wo-ccif = <&wo_ccif2>;
+			mediatek,wo-ilm = <&wo_ilm2>;
+			mediatek,wo-dlm = <&wo_dlm2>;
+			mediatek,wo-cpuboot = <&wo_cpuboot2>;
 		};
 
 		switch: switch@15020000 {
@@ -1086,6 +1156,7 @@
 						 <&apmixedsys CLK_APMIXED_SGMPLL>;
 			mediatek,ethsys = <&ethsys>;
 			mediatek,infracfg = <&topmisc>;
+			mediatek,wed = <&wed0>, <&wed1>, <&wed2>;
 			#address-cells = <1>;
 			#size-cells = <0>;
 
@@ -1147,6 +1218,72 @@
 			};
 		};
 
+		wo_ccif0: syscon@151a5000 {
+			compatible = "mediatek,mt7988-wo-ccif", "syscon";
+			reg = <0 0x151a5000 0 0x1000>;
+			interrupt-parent = <&gic>;
+			interrupts = <GIC_SPI 211 IRQ_TYPE_LEVEL_HIGH>;
+		};
+
+		wo_ccif1: syscon@152a5000 {
+			compatible = "mediatek,mt7988-wo-ccif", "syscon";
+			reg = <0 0x152a5000 0 0x1000>;
+			interrupt-parent = <&gic>;
+			interrupts = <GIC_SPI 212 IRQ_TYPE_LEVEL_HIGH>;
+		};
+
+		wo_ccif2: syscon@153a5000 {
+			compatible = "mediatek,mt7988-wo-ccif", "syscon";
+			reg = <0 0x153a5000 0 0x1000>;
+			interrupt-parent = <&gic>;
+			interrupts = <GIC_SPI 213 IRQ_TYPE_LEVEL_HIGH>;
+		};
+
+		wo_ilm0: syscon@151e0000 {
+			compatible = "mediatek,mt7988-wo-ilm", "syscon";
+			reg = <0 0x151e0000 0 0x8000>;
+		};
+
+		wo_ilm1: syscon@152e0000 {
+			compatible = "mediatek,mt7988-wo-ilm", "syscon";
+			reg = <0 0x152e0000 0 0x8000>;
+		};
+
+		wo_ilm2: syscon@153e0000 {
+			compatible = "mediatek,mt7988-wo-ilm", "syscon";
+			reg = <0 0x153e0000 0 0x8000>;
+		};
+
+		wo_dlm0: syscon@151e8000 {
+			compatible = "mediatek,mt7988-wo-dlm", "syscon";
+			reg = <0 0x151e8000 0 0x2000>;
+		};
+
+		wo_dlm1: syscon@152e8000 {
+			compatible = "mediatek,mt7988-wo-dlm", "syscon";
+			reg = <0 0x152e8000 0 0x2000>;
+		};
+
+		wo_dlm2: syscon@153e8000 {
+			compatible = "mediatek,mt7988-wo-dlm", "syscon";
+			reg = <0 0x153e8000 0 0x2000>;
+		};
+
+		wo_cpuboot0: syscon@15194000 {
+			compatible = "mediatek,mt7988-wo-cpuboot", "syscon";
+			reg = <0 0x15194000 0 0x1000>;
+		};
+
+		wo_cpuboot1: syscon@15294000 {
+			compatible = "mediatek,mt7988-wo-cpuboot", "syscon";
+			reg = <0 0x15294000 0 0x1000>;
+		};
+
+		wo_cpuboot2: syscon@15394000 {
+			compatible = "mediatek,mt7988-wo-cpuboot", "syscon";
+			reg = <0 0x15394000 0 0x1000>;
+		};
+
 		crypto: crypto@15600000 {
 			compatible = "inside-secure,safexcel-eip197b";
 			reg = <0 0x15600000 0 0x180000>;
