diff --git a/target/linux/realtek/base-files/etc/board.d/02_network b/target/linux/realtek/base-files/etc/board.d/02_network
index 70a44d6bac..d5d60f6936 100644
--- a/target/linux/realtek/base-files/etc/board.d/02_network
+++ b/target/linux/realtek/base-files/etc/board.d/02_network
@@ -81,7 +81,8 @@ realtek_setup_macs()
 		label_mac=$(get_mac_label)
 		lan_mac="$label_mac"
 		;;
-	tplink,tl-st1008f-v2)
+	tplink,tl-st1008f-v2|\
+	zyxel,xgs1010-12-a1)
 		lan_mac=$(mtd_get_mac_ascii u-boot-env ethaddr)
 		[ -z "$lan_mac" ] || [ "$lan_mac" = "00:e0:4c:00:00:00" ] && lan_mac=$(macaddr_random)
 		;;
diff --git a/target/linux/realtek/base-files/etc/uci-defaults/99_fwenv-store-ethaddr b/target/linux/realtek/base-files/etc/uci-defaults/99_fwenv-store-ethaddr
index c268422389..876dc75af1 100644
--- a/target/linux/realtek/base-files/etc/uci-defaults/99_fwenv-store-ethaddr
+++ b/target/linux/realtek/base-files/etc/uci-defaults/99_fwenv-store-ethaddr
@@ -24,6 +24,22 @@ tplink,tl-st1008f-v2)
 		[ -n "$board_ethaddr" ] && fw_setenv ethaddr "$board_ethaddr"
 	fi
 	;;
+zyxel,xgs1010-12-a1)
+	env_ethaddr=$(macaddr_canonicalize "$(fw_printenv -n ethaddr 2>/dev/null)")
+
+	# This device ships with an empty environment (invalid CRC). If it is still in
+	# that state, we don't want to modify it, because that would write the defaults
+	# of the userspace U-Boot tools (which differ from the ones in the bootloader).
+	# Thus, we don't do anything here if the ethaddr variable is empty.
+	if [ "$env_ethaddr" = "00:e0:4c:00:00:00" ]; then
+		json_init
+		json_load_file "$BOARD_CFG"
+		json_select network_device
+		json_select eth0
+		json_get_var board_ethaddr macaddr
+		[ -n "$board_ethaddr" ] && fw_setenv ethaddr "$board_ethaddr"
+	fi
+	;;
 esac
 
 exit 0
diff --git a/target/linux/realtek/dts/rtl9302_zyxel_xgs1010-12-a1.dts b/target/linux/realtek/dts/rtl9302_zyxel_xgs1010-12-a1.dts
new file mode 100644
index 0000000000..6b2c73fd6b
--- /dev/null
+++ b/target/linux/realtek/dts/rtl9302_zyxel_xgs1010-12-a1.dts
@@ -0,0 +1,112 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/dts-v1/;
+
+#include "rtl9302_zyxel_xgs1x10-12-common.dtsi"
+
+/ {
+	compatible = "zyxel,xgs1010-12-a1", "realtek,rtl930x-soc";
+	model = "Zyxel XGS1010-12 A1";
+
+	virtual_flash {
+		compatible = "mtd-concat";
+
+		devices = <&fwconcat0 &fwconcat1 &fwconcat2>;
+
+		partitions {
+			compatible = "fixed-partitions";
+			#address-cells = <1>;
+			#size-cells = <1>;
+
+			partition@0 {
+				label = "firmware";
+				reg = <0x0 0x0>;
+				compatible = "openwrt,uimage", "denx,uimage";
+				openwrt,ih-magic = <0x93001010>;
+			};
+		};
+	};
+};
+
+&spi0 {
+	status = "okay";
+	flash@0 {
+		compatible = "jedec,spi-nor";
+		reg = <0>;
+		spi-max-frequency = <10000000>;
+
+		partitions {
+			compatible = "fixed-partitions";
+			#address-cells = <1>;
+			#size-cells = <1>;
+
+			partition@0 {
+				label = "u-boot";
+				reg = <0x0 0xe0000>;
+				read-only;
+			};
+
+			partition@e0000 {
+				label = "u-boot-env";
+				reg = <0xe0000 0x10000>;
+			};
+
+			partition@f0000 {
+				label = "u-boot-env2";
+				reg = <0xf0000 0x10000>;
+				read-only;
+			};
+
+			/*
+			 * If additional space is needed in the future, the JFFS2 partitions could
+			 * be added to the concatenated firmware partition. They are only reserved
+			 * for now to allow running the XGS1210-12 firmware, which can be useful
+			 * as a reference during development.
+			 */
+
+			partition@100000 {
+				label = "jffs2-cfg";
+				reg = <0x100000 0x100000>;
+			};
+
+			partition@200000 {
+				label = "jffs2-log";
+				reg = <0x200000 0x100000>;
+			};
+
+			fwconcat1: partition@300000 {
+				label = "fwconcat1";
+				reg = <0x300000 0x510000>;
+			};
+
+			partition@810000 {
+				reg = <0x810000 0x10000>;
+				label = "htp-log";
+				read-only;
+			};
+
+			fwconcat2: partition@820000 {
+				label = "fwconcat2";
+				reg = <0x820000 0xd0000>;
+			};
+
+			partition@8f0000 {
+				reg = <0x8f0000 0x10000>;
+				label = "htp-flash-test";
+				read-only;
+			};
+
+			fwconcat0: partition@900000 {
+				label = "fwconcat0";
+				reg = <0x900000 0x700000>;
+			};
+		};
+	};
+};
+
+&phy24 {
+	rtl9300,smi-address = <1 8>;
+};
+
+&phy25 {
+	rtl9300,smi-address = <2 9>;
+};
diff --git a/target/linux/realtek/image/rtl930x.mk b/target/linux/realtek/image/rtl930x.mk
index 1b574c1433..b7df216fdb 100644
--- a/target/linux/realtek/image/rtl930x.mk
+++ b/target/linux/realtek/image/rtl930x.mk
@@ -98,6 +98,18 @@ define Device/xikestor_sks8310-8x
 endef
 TARGET_DEVICES += xikestor_sks8310-8x
 
+define Device/zyxel_xgs1010-12-a1
+  SOC := rtl9302
+  UIMAGE_MAGIC := 0x93001010
+  DEVICE_VENDOR := Zyxel
+  DEVICE_MODEL := XGS1010-12
+  DEVICE_VARIANT := A1
+  KERNEL_SIZE := 7168k
+  IMAGE_SIZE := 13184k
+  $(Device/kernel-lzma)
+endef
+TARGET_DEVICES += zyxel_xgs1010-12-a1
+
 define Device/zyxel_xgs1210-12-a1
   $(Device/zyxel_xgs1210-12)
   SUPPORTED_DEVICES += zyxel,xgs1210-12
diff --git a/target/linux/realtek/rtl930x/config-6.12 b/target/linux/realtek/rtl930x/config-6.12
index df36dfb119..6745de6e08 100644
--- a/target/linux/realtek/rtl930x/config-6.12
+++ b/target/linux/realtek/rtl930x/config-6.12
@@ -153,6 +153,7 @@ CONFIG_MTD_SPLIT_EVA_FW=y
 CONFIG_MTD_SPLIT_FIRMWARE=y
 CONFIG_MTD_SPLIT_TPLINK_FW=y
 CONFIG_MTD_SPLIT_UIMAGE_FW=y
+CONFIG_MTD_VIRT_CONCAT=y
 CONFIG_NEED_DMA_MAP_STATE=y
 CONFIG_NEED_PER_CPU_KM=y
 CONFIG_NET_DEVLINK=y