diff --git a/package/boot/uboot-envtools/files/ramips b/package/boot/uboot-envtools/files/ramips
index 593f503cf2..9ad4d64ed9 100644
--- a/package/boot/uboot-envtools/files/ramips
+++ b/package/boot/uboot-envtools/files/ramips
@@ -37,6 +37,7 @@ samknows,whitebox-v8|\
 xiaomi,mi-router-3g-v2|\
 xiaomi,mi-router-4a-gigabit|\
 xiaomi,mi-router-4c|\
+xiaomi,miwifi-3c|\
 xiaomi,miwifi-nano|\
 zbtlink,zbt-wg2626|\
 zte,mf283plus)
diff --git a/target/linux/ramips/dts/mt7628an_xiaomi_miwifi-3c.dts b/target/linux/ramips/dts/mt7628an_xiaomi_miwifi-3c.dts
new file mode 100644
index 0000000000..c45f94b2f1
--- /dev/null
+++ b/target/linux/ramips/dts/mt7628an_xiaomi_miwifi-3c.dts
@@ -0,0 +1,156 @@
+// SPDX-License-Identifier: GPL-2.0-or-later OR MIT
+
+#include "mt7628an.dtsi"
+
+#include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/input/input.h>
+
+/ {
+	compatible = "xiaomi,miwifi-3c", "mediatek,mt7628an-soc";
+	model = "Xiaomi MiWiFi 3C";
+
+	aliases {
+		led-boot = &led_status_amber;
+		led-failsafe = &led_status_red;
+		led-running = &led_status_blue;
+		led-upgrade = &led_status_amber;
+		label-mac-device = &ethernet;
+	};
+
+	chosen {
+		bootargs = "console=ttyS0,115200";
+	};
+
+	leds {
+		compatible = "gpio-leds";
+
+		led_status_blue: status_blue {
+			label = "blue:status";
+			gpios = <&gpio 11 GPIO_ACTIVE_LOW>;
+		};
+
+		led_status_red: status_red {
+			label = "red:status";
+			gpios = <&gpio 37 GPIO_ACTIVE_LOW>;
+		};
+
+		led_status_amber: status_amber {
+			label = "amber:status";
+			gpios = <&gpio 44 GPIO_ACTIVE_LOW>;
+		};
+	};
+
+	keys {
+		compatible = "gpio-keys";
+
+		reset {
+			label = "reset";
+			gpios = <&gpio 38 GPIO_ACTIVE_LOW>;
+			linux,code = <KEY_RESTART>;
+		};
+	};
+};
+
+&state_default {
+	gpio {
+		groups = "gpio", "refclk", "wdt", "wled_an";
+		function = "gpio";
+	};
+};
+
+&ehci {
+	status = "disabled";
+};
+
+&ohci {
+	status = "disabled";
+};
+
+&esw {
+	mediatek,portmap = <0x3e>;
+	mediatek,portdisable = <0x2a>;
+};
+
+&wmac {
+	status = "okay";
+
+	mediatek,mtd-eeprom = <&factory 0x0>;
+};
+
+&ethernet {
+	nvmem-cells = <&macaddr_factory_28>;
+	nvmem-cell-names = "mac-address";
+};
+
+&spi0 {
+	status = "okay";
+
+	flash@0 {
+		compatible = "jedec,spi-nor";
+		reg = <0>;
+		spi-max-frequency = <40000000>;
+
+		partitions {
+			compatible = "fixed-partitions";
+			#address-cells = <1>;
+			#size-cells = <1>;
+
+			partition@0 {
+				label = "Bootloader";
+				reg = <0x0 0x30000>;
+				read-only;
+			};
+
+			partition@30000 {
+				label = "Config";
+				reg = <0x30000 0x10000>;
+			};
+
+			partition@40000 {
+				label = "Bdata";
+				reg = <0x40000 0x10000>;
+				read-only;
+			};
+
+			factory: partition@50000 {
+				label = "factory";
+				reg = <0x50000 0x10000>;
+				read-only;
+			};
+
+			partition@60000 {
+				label = "crash";
+				reg = <0x60000 0x10000>;
+				read-only;
+			};
+
+			partition@70000 {
+				label = "cfg_bak";
+				reg = <0x70000 0x10000>;
+				read-only;
+			};
+
+			partition@80000 {
+				label = "overlay";
+				reg = <0x80000 0xc0000>;
+				read-only;
+			};
+
+			partition@140000 {
+				label = "firmware";
+				compatible = "denx,uimage";
+				reg = <0x140000 0xec0000>;
+			};
+		};
+	};
+};
+
+&factory {
+	compatible = "nvmem-cells";
+	#address-cells = <1>;
+	#size-cells = <1>;
+
+	macaddr_factory_28: macaddr@28 {
+		reg = <0x28 0x6>;
+	};
+};
diff --git a/target/linux/ramips/image/mt76x8.mk b/target/linux/ramips/image/mt76x8.mk
index 5f5d281d5c..7d28cd62e8 100644
--- a/target/linux/ramips/image/mt76x8.mk
+++ b/target/linux/ramips/image/mt76x8.mk
@@ -841,6 +841,14 @@ define Device/xiaomi_mi-router-4c
 endef
 TARGET_DEVICES += xiaomi_mi-router-4c
 
+define Device/xiaomi_miwifi-3c
+  IMAGE_SIZE := 15104k
+  DEVICE_VENDOR := Xiaomi
+  DEVICE_MODEL := MiWiFi 3C
+  DEVICE_PACKAGES := uboot-envtools
+endef
+TARGET_DEVICES += xiaomi_miwifi-3c
+
 define Device/xiaomi_miwifi-nano
   IMAGE_SIZE := 16064k
   DEVICE_VENDOR := Xiaomi
diff --git a/target/linux/ramips/mt76x8/base-files/etc/board.d/02_network b/target/linux/ramips/mt76x8/base-files/etc/board.d/02_network
index 638b8f2181..12a29b3907 100644
--- a/target/linux/ramips/mt76x8/base-files/etc/board.d/02_network
+++ b/target/linux/ramips/mt76x8/base-files/etc/board.d/02_network
@@ -150,6 +150,10 @@ ramips_setup_interfaces()
 		ucidef_add_switch "switch0" \
 			"4:lan:1" "2:lan:2" "1:wan" "6@eth0"
 		;;
+	xiaomi,miwifi-3c)
+		ucidef_add_switch "switch0" \
+			"0:wan" "2:lan:2" "4:lan:1" "6@eth0"
+		;;
 	xiaomi,miwifi-nano)
 		ucidef_add_switch "switch0" \
 			"0:lan:2" "2:lan:1" "4:wan" "6@eth0"