diff --git a/target/linux/ath79/base-files/etc/board.d/02_network b/target/linux/ath79/base-files/etc/board.d/02_network
index 10d0b74027..14ecea5676 100755
--- a/target/linux/ath79/base-files/etc/board.d/02_network
+++ b/target/linux/ath79/base-files/etc/board.d/02_network
@@ -49,6 +49,7 @@ ath79_setup_interfaces()
 	glinet,ar300m)
 		ucidef_set_interfaces_lan_wan "eth1" "eth0"
 		;;
+	iodata,etg3-r|\
 	iodata,wn-ac1167dgr|\
 	iodata,wn-ac1600dgr2|\
 	pcs,cr5000)
@@ -165,6 +166,10 @@ ath79_setup_macs()
 		lan_mac=$(mtd_get_mac_text "caldata" 65440)
 		wan_mac=$(mtd_get_mac_text "caldata" 65460)
 		;;
+	iodata,etg3-r)
+		lan_mac=$(mtd_get_mac_ascii u-boot-env ethaddr)
+		wan_mac=$(macaddr_add "$lan_mac" -1)
+		;;
 	iodata,wn-ac1167dgr|\
 	iodata,wn-ac1600dgr2)
 		lan_mac=$(mtd_get_mac_ascii u-boot-env ethaddr)
diff --git a/target/linux/ath79/dts/ar9342_iodata_etg3-r.dts b/target/linux/ath79/dts/ar9342_iodata_etg3-r.dts
new file mode 100644
index 0000000000..f674cf46d1
--- /dev/null
+++ b/target/linux/ath79/dts/ar9342_iodata_etg3-r.dts
@@ -0,0 +1,129 @@
+// SPDX-License-Identifier: GPL-2.0-or-later OR MIT
+/dts-v1/;
+
+#include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/input/input.h>
+
+#include "ar9344.dtsi"
+
+/ {
+	compatible = "iodata,etg3-r", "qca,ar9344";
+	model = "I-O DATA ETG3-R";
+
+	aliases {
+		led-boot = &power;
+		led-failsafe = &power;
+		led-running = &power;
+		led-upgrade = &power;
+	};
+
+	leds {
+		compatible = "gpio-leds";
+
+		power: power {
+			label = "etg3-r:green:power";
+			gpios = <&gpio 11 GPIO_ACTIVE_LOW>;
+			default-state = "on";
+		};
+
+		notification {
+			label = "etg3-r:green:notification";
+			gpios = <&gpio 14 GPIO_ACTIVE_LOW>;
+			default-state = "off";
+		};
+	};
+
+	keys {
+		compatible = "gpio-keys-polled";
+		poll-interval = <20>;
+
+		reset {
+			label = "reset";
+			linux,code = <KEY_RESTART>;
+			gpios = <&gpio 17 GPIO_ACTIVE_LOW>;
+			debounce-interval = <60>;
+		};
+	};
+};
+
+&spi {
+	num-cs = <1>;
+	status = "okay";
+
+	flash@0 {
+		compatible = "jedec,spi-nor";
+		reg = <0>;
+		spi-max-frequency = <25000000>;
+
+		partitions {
+			compatible = "fixed-partitions";
+			#address-cells = <1>;
+			#size-cells = <1>;
+
+			partition@0 {
+				label = "u-boot";
+				reg = <0x000000 0x040000>;
+				read-only;
+			};
+
+			partition@40000 {
+				label = "u-boot-env";
+				reg = <0x040000 0x010000>;
+			};
+
+			partition@50000 {
+				label = "firmware";
+				reg = <0x050000 0x780000>;
+			};
+
+			partition@7d0000 {
+				label = "Config";
+				reg = <0x07d0000 0x10000>;
+				read-only;
+			};
+
+			partition@7e0000 {
+				label = "Rsv";
+				reg = <0x07e0000 0x10000>;
+				read-only;
+			};
+
+			partition@7f0000 {
+				label = "ART";
+				reg = <0x7f0000 0x010000>;
+				read-only;
+			};
+		};
+	};
+};
+
+&mdio0 {
+	status = "okay";
+
+	phy0: ethernet-phy@0 {
+		reg = <0>;
+		phy-mode = "rgmii";
+
+		qca,ar8327-initvals = <
+			0x04 0x07600000 /* PORT0 PAD MODE CTRL */
+			0x50 0xffb7ffb7 /* LED_CTRL0 */
+			0x54 0xffb7ffb7 /* LED_CTRL1 */
+			0x58 0xffb7ffb7 /* LED_CTRL2 */
+			0x5c 0x03ffff00 /* LED_CTRL3 */
+			0x7c 0x0000007e /* PORT0_STATUS */
+		>;
+	};
+};
+
+&eth0 {
+	status = "okay";
+
+	pll-data = <0x06000000 0x00000101 0x00001616>;
+
+	phy-mode = "rgmii";
+	phy-handle = <&phy0>;
+};
+
+&uart {
+	status = "okay";
+};
diff --git a/target/linux/ath79/image/generic.mk b/target/linux/ath79/image/generic.mk
index 18138dd497..e35a3568a8 100644
--- a/target/linux/ath79/image/generic.mk
+++ b/target/linux/ath79/image/generic.mk
@@ -80,6 +80,13 @@ define Device/glinet_ar300m_nor
 endef
 TARGET_DEVICES += glinet_ar300m_nor
 
+define Device/iodata_etg3-r
+  ATH_SOC := ar9342
+  DEVICE_TITLE := I-O DATA ETG3-R
+  IMAGE_SIZE := 7680k
+endef
+TARGET_DEVICES += iodata_etg3-r
+
 define Device/iodata_wn-ac1167dgr
   ATH_SOC := qca9557
   DEVICE_TITLE := I-O DATA WN-AC1167DGR