Changes notification

< STM32 MPU OpenSTLinux release note
Applicable for STM32MP13x lines, STM32MP15x lines

BackToNavigationTree button.png

1 Article purpose[edit]

The article aims to help to rebase an STM32 MPU project on a new ecosystem release by focusing on main changes impacts.

2 Scope of this article[edit]

This article provides some details for main changes between STM32 MPU ecosystem release v4.0.0 More info.png and new STM32 MPU ecosystem release v4.1.0 More info.png to help for migrating your project.

All Informations about the features delivered in the new release is also available in the OpenSTLinux release note.

Warning white.png Important
In case of upgrade from OpenSTLinux ecosystem release v3, check first previous release change notification listed below:

3 Impacted domains[edit]

3.1 Yocto build environment for Distribution Package[edit]

  • None

3.2 Hardware configuration[edit]

Check device tree files for STMP32 MPU board:

Linux® kernel: between Linux kernel v5.15-stm32mp-r2 (v5.15.67) and previous Linux kernel v5.15-stm32mp-r1 (v5.15.24)

U-Boot: between U-Boot v2021.10-stm32mp-r2 and previous U-Boot v2021.10-stm32mp-r1

  • None

OP-TEE: between OP-TEE 3.16.0-stm32mp-r2 and previous OP-TEE 3.16.0-stm32mp-r1

  • None

TF-A: between TF-A v2.6-stm32mp-r2 and previous TF-A v2.6-stm32mp-r1

Info white.png Information
This is possible with git diff command to get delta between to branches in the same repository.
Example with ST Linux GitHub repository and for all stm32mp1 device tree files:

git diff v5.10-stm32mp-r2 v5.15-stm32mp-r1 -- arch/arm/boot/dts/stm32mp1*

3.3 System configuration[edit]

  • FIP only since STM32 MPU ecosystem release v4.0.0 More info.png . NoFIP is no more supported

3.4 Boot stages[edit]

  • None

3.5 Security[edit]

  • None

3.6 User space and applications[edit]

  • None

4 References[edit]