diff --git a/target/linux/mediatek/files-4.19/arch/arm64/boot/dts/mediatek/mt7622.dtsi b/target/linux/mediatek/files-4.19/arch/arm64/boot/dts/mediatek/mt7622.dtsi
index 3fdd06a8d3..a5c0a5d54b 100644
--- a/target/linux/mediatek/files-4.19/arch/arm64/boot/dts/mediatek/mt7622.dtsi
+++ b/target/linux/mediatek/files-4.19/arch/arm64/boot/dts/mediatek/mt7622.dtsi
@@ -664,6 +664,17 @@
 		status = "disabled";
 	};
 
+	wmac: wmac@18000000 {
+		compatible = "mediatek,mt7622-wmac";
+		reg = <0 0x18000000 0 0x100000>;
+		interrupts = <GIC_SPI 211 IRQ_TYPE_LEVEL_LOW>;
+
+		mediatek,infracfg = <&infracfg>;
+		status = "disabled";
+
+		power-domains = <&scpsys MT7622_POWER_DOMAIN_WB>;
+	};
+
 	ssusbsys: ssusbsys@1a000000 {
 		compatible = "mediatek,mt7622-ssusbsys",
 			     "syscon";