docs: release: Add note on zephyr release

Adds details on updating the zephyr version file for releases.

Signed-off-by: Jamie McCrae <jamie.mccrae@nordicsemi.no>
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Jamie McCrae 2023-05-25 08:19:26 +01:00 committed by David Brown
parent d6a7741124
commit a6aef32619
1 changed files with 9 additions and 0 deletions

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@ -65,6 +65,15 @@ the RC step is finished, the release needs to be exported by modifying
new release version, including updates to the pseudo keys
(`*-(latest|dev)`).
## Zephyr release information
There is a version file used by Zephyr builds to indicate the version
of MCUboot being used which needs to be updated at
`boot/zephyr/VERSION`. For alignment with Zephyr versions, development
versions should set `PATCHLEVEL` to `99` and `EXTRAVERSION` to `dev`,
whilst production versions should correctly set `PATCHLEVEL` and clear
`EXTRAVERSION`.
## Tagging and release
To make a release, make sure your local repo is on the tip version by