Changes notification – v4.1.0

< STM32 MPU OpenSTLinux release note - v4.1.0
Applicable for STM32MP13x lines, STM32MP15x lines

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1 Article purpose[edit]

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

2 Scope of this article[edit]

This article provides some details for the 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 . The aim is to help migrate your project.

All Information 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 the 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 the device tree files for the 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 two branches in the same repository.
Example with STLINUX 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 has been supported since the 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]