--- /dev/null
+#
+# Copyright (C) 2024 Bootlin
+#
+# This is free software, licensed under the GNU General Public License v2.
+# See /LICENSE for more information.
+#
+
+include $(TOPDIR)/rules.mk
+
+PKG_VERSION:=4.3.0
+PKG_RELEASE:=1
+
+PKG_HASH:=390b271905c828d6def9fa6a77bbaa425f3b434d733c8eb18f582ccbc6896096
+PKG_MAINTAINER:=Thomas Richard <thomas.richard@bootlin.com>
+
+OPTEE_USE_INTREE_DTC:=1
+
+include $(INCLUDE_DIR)/kernel.mk
+include $(INCLUDE_DIR)/optee-os.mk
+include $(INCLUDE_DIR)/package.mk
+
+define Optee-os/Default
+ BUILD_TARGET:=stm32
+endef
+
+define Optee-os/stm32mp1
+ BUILD_SUBTARGET:=stm32mp1
+ PLAT:=stm32mp1
+endef
+
+define Optee-os/stm32mp135f-dk
+ $(call Optee-os/stm32mp1)
+ NAME:=STM32MP135F-DK
+ PLAT_FLAVOR:=135F_DK
+endef
+
+OPTEE_TARGETS := stm32mp135f-dk
+
+define Package/optee-os/install/default
+endef
+
+define Build/InstallDev
+ $(INSTALL_DIR) $(STAGING_DIR_IMAGE)
+ $(foreach img,$(OPTEE_IMAGE), \
+ $(CP) $(PKG_BUILD_DIR)/out/arm-plat-$(PLAT)/core/$(img) $(STAGING_DIR_IMAGE)/$(BUILD_VARIANT)-$(img); \
+ )
+endef
+
+$(eval $(call BuildPackage/Optee-os))