This article aims to describe the content of the software release included in the Trusted Firmware-M Overview, version v.5.1.0 .
1. Delivery purpose and scope[edit source]
The Trusted_Firmware-M is a software package running on Arm® Cortex®-M33 processor.
2. Intended Audience[edit source]
The targeted audience is STM32 MPU customers and partners.
3. Licensing[edit source]
All licenses applicable to Trusted Firmware-M package are described here license.rst .
4. Supported devices[edit source]
The drivers provided within this package support all STM32MP25x lines 
.
5. Supported hardware[edit source]
The software examples and the drivers delivered in this package are applicable for the following boards:
- STM32MP257F-EV1 Evaluation board
, for information about those boards, read the article STM32MP257x-EV1 Hardware description.
6. Release content[edit source]
6.1. Main changes[edit source]
NEW
This is running on the Arm® Cortex®-m33 of STM32MP25x lines as a coprocessor.
Changes are:
- Introduction of STM32MP25 platform
6.2. Main restrictions[edit source]
- DUMMY_PROVISIONING not suitable for production. Correct provisioning (HUK) planned in future release.
7. References[edit source]
Arm® is a registered trademark of Arm Limited (or its subsidiaries) in the US and/or elsewhere. 
Arm® is a registered trademark of Arm Limited (or its subsidiaries) in the US and/or elsewhere.