diff --git a/target/linux/mediatek/dts/mt7981b-cudy-ap3000-v1.dts b/target/linux/mediatek/dts/mt7981b-cudy-ap3000-v1.dts
index b4c4e9a5c0..7ebb90df9e 100644
--- a/target/linux/mediatek/dts/mt7981b-cudy-ap3000-v1.dts
+++ b/target/linux/mediatek/dts/mt7981b-cudy-ap3000-v1.dts
@@ -89,13 +89,19 @@
 };
 
 &mdio_bus {
+	/* We need to have the reset GPIO on the MDIO bus node,
+	 * otherwise the PHY would be held in reset during PHY detection */
+	reset-gpios = <&pio 39 GPIO_ACTIVE_LOW>;
+	reset-delay-us = <100000>;
+	reset-post-delay-us = <100000>;
+
 	phy1: phy@1 {
+		/* Either Realtek RTL8221B-VB-CG or Motorcomm YT8821,
+		 * depending on HW revision */
+		compatible = "ethernet-phy-ieee802.3-c45";
 		reg = <1>;
 		interrupt-parent = <&pio>;
 		interrupts = <38 IRQ_TYPE_LEVEL_LOW>;
-		reset-gpios = <&pio 39 GPIO_ACTIVE_LOW>;
-		reset-assert-us = <100000>;
-		reset-deassert-us = <100000>;
 	};
 };
 
diff --git a/target/linux/mediatek/image/filogic.mk b/target/linux/mediatek/image/filogic.mk
index 7fefca3a11..5f15c7f9a9 100644
--- a/target/linux/mediatek/image/filogic.mk
+++ b/target/linux/mediatek/image/filogic.mk
@@ -1096,7 +1096,7 @@ define Device/cudy_ap3000-v1
   IMAGE_SIZE := 65536k
   KERNEL_IN_UBI := 1
   IMAGE/sysupgrade.bin := sysupgrade-tar | append-metadata
-  DEVICE_PACKAGES := kmod-mt7915e kmod-mt7981-firmware mt7981-wo-firmware
+  DEVICE_PACKAGES := kmod-mt7915e kmod-mt7981-firmware mt7981-wo-firmware kmod-phy-motorcomm
 endef
 TARGET_DEVICES += cudy_ap3000-v1