diff --git a/target/linux/ramips/base-files/etc/board.d/02_network b/target/linux/ramips/base-files/etc/board.d/02_network
index 62b41233c40dffdb1ac143231d31e147b222c836..da3231dc1dca3336cbc4dec2f3288bf147c02fa2 100755
--- a/target/linux/ramips/base-files/etc/board.d/02_network
+++ b/target/linux/ramips/base-files/etc/board.d/02_network
@@ -102,6 +102,7 @@ ramips_setup_interfaces()
r6220|\
sap-g3200u3|\
sk-wb8|\
+ u7621-06-256M-16M|\
vr500|\
wf-2881|\
witi|\
diff --git a/target/linux/ramips/base-files/etc/diag.sh b/target/linux/ramips/base-files/etc/diag.sh
index dc89e456e6ae2f884c65cbb402cc82ed7b297c4d..107e67591a4553b4545274aafef2a552b51549fa 100644
--- a/target/linux/ramips/base-files/etc/diag.sh
+++ b/target/linux/ramips/base-files/etc/diag.sh
@@ -243,6 +243,9 @@ get_status_led() {
u25awf-h1)
status_led="u25awf:red:wifi"
;;
+ u7621-06-256M-16M)
+ status_led="u7621-06:green:status"
+ ;;
v22rw-2x2)
status_led="$board:green:security"
;;
diff --git a/target/linux/ramips/base-files/lib/ramips.sh b/target/linux/ramips/base-files/lib/ramips.sh
index 43c0f56f492d4887e4e461ad0289a26f59f42d0a..32128a48526ac0d4986ec51f1f599c7afe8b2ef2 100755
--- a/target/linux/ramips/base-files/lib/ramips.sh
+++ b/target/linux/ramips/base-files/lib/ramips.sh
@@ -511,6 +511,9 @@ ramips_board_detect() {
*"U25AWF-H1")
name="u25awf-h1"
;;
+ *"U7621-06 (256M RAM/16M flash)")
+ name="u7621-06-256M-16M"
+ ;;
*"UBNT-ERX")
name="ubnt-erx"
;;
diff --git a/target/linux/ramips/base-files/lib/upgrade/platform.sh b/target/linux/ramips/base-files/lib/upgrade/platform.sh
index 84ff11a63b074d9d66bd48047724dd4c5576cb48..c2f5df7d36c438438004e3bd8ba8fab5e45ee284 100755
--- a/target/linux/ramips/base-files/lib/upgrade/platform.sh
+++ b/target/linux/ramips/base-files/lib/upgrade/platform.sh
@@ -145,6 +145,7 @@ platform_check_image() {
timecloud|\
tiny-ac|\
u25awf-h1|\
+ u7621-06-256M-16M|\
ur-326n4g|\
ur-336un|\
v22rw-2x2|\
diff --git a/target/linux/ramips/dts/U7621-06-256M-16M.dts b/target/linux/ramips/dts/U7621-06-256M-16M.dts
new file mode 100644
index 0000000000000000000000000000000000000000..1bf03fdf520668af4b69bc9b442a1fe2622a45b1
--- /dev/null
+++ b/target/linux/ramips/dts/U7621-06-256M-16M.dts
@@ -0,0 +1,86 @@
+/*
+ * BSD LICENSE
+ *
+ * Copyright(c) 2017 Kristian Evensen <kristian.evensen@gmail.com>.
+ * Copyright(c) 2017 Piotr Dymacz <pepe2k@gmail.com>.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * * Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * * Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in
+ * the documentation and/or other materials provided with the
+ * distribution.
+ * * Neither the name of Broadcom Corporation nor the names of its
+ * contributors may be used to endorse or promote products derived
+ * from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+/dts-v1/;
+
+#include "U7621-06.dtsi"
+
+#include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/input/input.h>
+
+/ {
+ compatible = "unielec,u7621-06-256m-16m", "unielec,u7621-06", "mediatek,mt7621-soc";
+ model = "UniElec U7621-06 (256M RAM/16M flash)";
+
+ memory@0 {
+ device_type = "memory";
+ reg = <0x0 0x10000000>;
+ };
+};
+
+&spi0 {
+ status = "okay";
+
+ m25p80@0 {
+ #address-cells = <1>;
+ #size-cells = <1>;
+ compatible = "jedec,spi-nor";
+ reg = <0>;
+ spi-max-frequency = <14000000>;
+ m25p,chunked-io = <32>;
+
+ partition@0 {
+ label = "bootloader";
+ reg = <0x0 0x30000>;
+ read-only;
+ };
+
+ partition@30000 {
+ label = "config";
+ reg = <0x30000 0x10000>;
+ read-only;
+ };
+
+ factory: partition@40000 {
+ label = "factory";
+ reg = <0x40000 0x10000>;
+ read-only;
+ };
+
+ firmware: partition@50000 {
+ label = "firmware";
+ reg = <0x50000 0xfb0000>;
+ };
+ };
+};
diff --git a/target/linux/ramips/dts/U7621-06.dtsi b/target/linux/ramips/dts/U7621-06.dtsi
new file mode 100644
index 0000000000000000000000000000000000000000..0502904bd02441a3f72fa7527c20802ffd5de9cb
--- /dev/null
+++ b/target/linux/ramips/dts/U7621-06.dtsi
@@ -0,0 +1,117 @@
+/*
+ * BSD LICENSE
+ *
+ * Copyright(c) 2017 Kristian Evensen <kristian.evensen@gmail.com>.
+ * Copyright(c) 2017 Piotr Dymacz <pepe2k@gmail.com>.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * * Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * * Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in
+ * the documentation and/or other materials provided with the
+ * distribution.
+ * * Neither the name of Broadcom Corporation nor the names of its
+ * contributors may be used to endorse or promote products derived
+ * from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include "mt7621.dtsi"
+
+#include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/input/input.h>
+
+/ {
+ compatible = "unielec,u7621-06", "mediatek,mt7621-soc";
+
+ chosen {
+ bootargs = "console=ttyS0,115200";
+ };
+
+ gpio-export {
+ compatible = "gpio-export";
+ #size-cells = <0>;
+
+ modem_reset {
+ gpio-export,name = "modem_reset";
+ gpio-export,output = <1>;
+ gpios = <&gpio0 16 GPIO_ACTIVE_LOW>;
+ };
+ };
+
+ gpio-keys-polled {
+ compatible = "gpio-keys-polled";
+ #address-cells = <1>;
+ #size-cells = <0>;
+ poll-interval = <20>;
+
+ reset {
+ label = "reset";
+ gpios = <&gpio0 18 GPIO_ACTIVE_LOW>;
+ linux,code = <KEY_RESTART>;
+ };
+ };
+
+ gpio-leds {
+ compatible = "gpio-leds";
+
+ status {
+ label = "u7621-06:green:status";
+ gpios = <&gpio0 10 GPIO_ACTIVE_LOW>;
+ };
+
+ led4 {
+ label = "u7621-06:green:led4";
+ gpios = <&gpio0 11 GPIO_ACTIVE_HIGH>;
+ };
+
+ led5 {
+ label = "u7621-06:green:led5";
+ gpios = <&gpio0 12 GPIO_ACTIVE_HIGH>;
+ };
+ };
+};
+
+&gpio0 {
+ status = "okay";
+};
+
+&sdhci {
+ status = "okay";
+ pinctrl-names = "default";
+ pinctrl-0 = <&sdhci_pins>;
+};
+
+&pcie {
+ status = "okay";
+};
+
+ðernet {
+ mtd-mac-address = <&factory 0xe000>;
+ mediatek,portmap = "llllw";
+};
+
+&pinctrl {
+ state_default: pinctrl0 {
+ gpio {
+ ralink,group = "jtag", "uart2", "wdt";
+ ralink,function = "gpio";
+ };
+ };
+};
diff --git a/target/linux/ramips/image/mt7621.mk b/target/linux/ramips/image/mt7621.mk
index 8bd7e0318f85c5b8c779d67fc72fcbf289fcaa2b..1dc5b1df3d7e1dc61848168e247f9d0b14b81829 100644
--- a/target/linux/ramips/image/mt7621.mk
+++ b/target/linux/ramips/image/mt7621.mk
@@ -225,6 +225,14 @@ define Device/timecloud
endef
TARGET_DEVICES += timecloud
+define Device/u7621-06-256M-16M
+ DTS := U7621-06-256M-16M
+ IMAGE_SIZE := 16064k
+ DEVICE_TITLE := UniElec U7621-06 (256M RAM/16M flash)
+ DEVICE_PACKAGES := kmod-ata-core kmod-ata-ahci kmod-sdhci-mt7620 kmod-usb3
+endef
+TARGET_DEVICES += u7621-06-256M-16M
+
define Device/ubnt-erx
DTS := UBNT-ERX
FILESYSTEMS := squashfs