15. Revision History

Date

Revision

Major changes

Nov 1, 2022

v0.0.1

First internal release

Dec 21, 2022

v1.0.0

Internal review ; public release

Dec 21, 2022

v1.0.1

Fix one missing image in html output

Mar 29, 2023

v1.1.0

Add Phosh graphical shell

Apr 27, 2023

v1.2.0

Add meta-extended demo image build instructions

Fix incorrect Haikou header(s) for LVDS_DID* and GP0_I2C_* signals

CAN only supported with STM32

Aug 23, 2023

v1.3.0

Fix Yocto directory tree layout

Add companion controller 1 and 2 (STM & ATtiny) flashing instructions

Fix companion controller 1 (STM) flashmode entering instructions

Move companion controller 1 and 2 flashing instructions to separate section

Dec 18, 2023

v1.3.1

recalled version

Feb 15, 2024

v1.3.2

Rename files for consistency between products

Replace dd flashing instructions with bmaptool

Update pip instructions for Bookworm

Add yocto directory creation

Update kas container instructions

Rephrase layer version requirement

Bump yocto layer and kas versions

Mar 08, 2024

v1.4.0

Add known SoC watchdog limitation note

Update build instruction to match git repositories changes

Add note on how to build debos on non Debian systems

Apr 03, 2024

v1.5.0

Add instructions on how to use kernel modules in debos

Made shell code snippets pass shellcheck

Theobroma Systems is now CHERRY Embedded Solutions

Jul 15, 2024

v1.6.0

Add package dependencies for U-Boot v2024.07

Fix upstream TF-A build issues

Document DISTRO for building Yocto extended image

Jul 19, 2024

v1.7.0

Update instructions for Yocto Scarthgap (5.0)

Rename ATF to TF-A

Update instructions to support building 6.6 kernel

Aug 08, 2024

v2.0.0

Align branding across all documents

Add images to help differentiate betweem STM32 and ATtiny variants

Fix a couple of pin labels, label unrouted pins NC

Aug 21, 2024

v2.1.0

Sync instructions with Yocto layers’

Sep 10, 2025

v2.2.0

Update instructions for Debian Trixie image

Oct 07, 2025

v2.3.0

Update instructions for Yocto 5.0.12

Dec 22, 2025

v2.4.0

Update instructions for kernel deb package required for new debos-recipes

Feb 04, 2026

v2.5.0

Update instructions for Yocto 5.0.15