diff --git a/target/linux/mediatek/dts/mt7622-netgear-wax206.dts b/target/linux/mediatek/dts/mt7622-netgear-wax206.dts
index 4881004ac3b..ab512e78941 100644
--- a/target/linux/mediatek/dts/mt7622-netgear-wax206.dts
+++ b/target/linux/mediatek/dts/mt7622-netgear-wax206.dts
@@ -206,6 +206,7 @@
 			compatible = "ethernet-phy-ieee802.3-c45";
 			reg = <7>;
 			reset-gpios = <&pio 101 GPIO_ACTIVE_LOW>;
+			interrupt-parent = <&pio>;
 			interrupts = <52 IRQ_TYPE_LEVEL_HIGH>;
 			reset-assert-us = <100000>;
 			reset-deassert-us = <100000>;