diff --git a/target/linux/mvebu/cortexa9/base-files/etc/board.d/02_network b/target/linux/mvebu/cortexa9/base-files/etc/board.d/02_network
index d936f829c6..b3dbce8542 100644
--- a/target/linux/mvebu/cortexa9/base-files/etc/board.d/02_network
+++ b/target/linux/mvebu/cortexa9/base-files/etc/board.d/02_network
@@ -29,7 +29,8 @@ mvebu_setup_interfaces()
 		ucidef_set_interfaces_lan_wan "lan1 lan2 lan3 lan4" "wan"
 		;;
 	fortinet,fg-50e|\
-	fortinet,fg-51e)
+	fortinet,fg-51e|\
+	fortinet,fg-52e)
 		ucidef_set_interfaces_lan_wan "lan1 lan2 lan3 lan4 lan5" "eth1 eth2"
 		;;
 	iij,sa-w2)
diff --git a/target/linux/mvebu/cortexa9/base-files/lib/upgrade/platform.sh b/target/linux/mvebu/cortexa9/base-files/lib/upgrade/platform.sh
index 9f645eeb48..bc39ddcf50 100755
--- a/target/linux/mvebu/cortexa9/base-files/lib/upgrade/platform.sh
+++ b/target/linux/mvebu/cortexa9/base-files/lib/upgrade/platform.sh
@@ -54,7 +54,8 @@ platform_do_upgrade() {
 		;;
 	fortinet,fg-30e|\
 	fortinet,fg-50e|\
-	fortinet,fg-51e)
+	fortinet,fg-51e|\
+	fortinet,fg-52e)
 		fortinet_do_upgrade "$1"
 		;;
 	iij,sa-w2)
diff --git a/target/linux/mvebu/files-6.6/arch/arm/boot/dts/marvell/armada-385-fortinet-fg-52e.dts b/target/linux/mvebu/files-6.6/arch/arm/boot/dts/marvell/armada-385-fortinet-fg-52e.dts
new file mode 100644
index 0000000000..bcb0d05627
--- /dev/null
+++ b/target/linux/mvebu/files-6.6/arch/arm/boot/dts/marvell/armada-385-fortinet-fg-52e.dts
@@ -0,0 +1,12 @@
+// SPDX-License-Identifier: GPL-2.0-or-later OR MIT
+
+#include "armada-385-fortinet-fg-5xe.dtsi"
+
+/ {
+	model = "Fortinet FortiGate 52E";
+	compatible = "fortinet,fg-52e", "marvell,armada385", "marvell,armada380";
+};
+
+&ahci0 {
+	status = "okay";
+};
diff --git a/target/linux/mvebu/image/cortexa9.mk b/target/linux/mvebu/image/cortexa9.mk
index 5319e543e5..00f81dc4fc 100644
--- a/target/linux/mvebu/image/cortexa9.mk
+++ b/target/linux/mvebu/image/cortexa9.mk
@@ -151,6 +151,15 @@ define Device/fortinet_fg-51e
 endef
 TARGET_DEVICES += fortinet_fg-51e
 
+define Device/fortinet_fg-52e
+  $(Device/fortinet)
+  DEVICE_MODEL := FortiGate 52E
+  DEVICE_DTS := armada-385-fortinet-fg-52e
+  KERNEL_INITRAMFS := kernel-bin | append-dtb | fortigate-header | \
+    gzip-filename FGT52E
+endef
+TARGET_DEVICES += fortinet_fg-52e
+
 define Device/globalscale_mirabox
   $(Device/NAND-512K)
   DEVICE_VENDOR := Globalscale