Michael Walle cbdc4c974f board: sl28: add update image documentation
Document the update image and how to use the EFI UpdateCapsule.

Signed-off-by: Michael Walle <michael@walle.cc>
Reviewed-by: Priyanka Jain <priyanka.jain@nxp.com>
2021-11-09 14:50:21 +05:30
..