Buildroot 2.1 Release Notes [End of Life]

Buildroot 2.1 will reach end of maintenance on July 31, 2025. We recommend using version 2.2 or later. If you have any questions, please contact us.

v2.1 release note

Release date: 2025-1-20

Compared to 2.0, 2.1 fixes several issues and provides a new kernel branch k1-bl-v2.1.y (based on 6.6.63), including every modification.

Major Updates

• Upgraded kernel to 6.6.63
• Added support for hardware random number generator
• Added support for suspend to disk
• Fixed the issue where PCIe memory allocation failed when booting the kernel via EFI
• Fixed the issue of husb239 interrupt loss
• Fixed the issue where husb239 could not enter suspend mode
• Fixed occasional errors in i2c
• Fixed PWM clock configuration errors
• Fixed system crash caused by repeated TCM release