ref-manual: add missing EXTERNAL_KERNEL_DEVICETREE variable

This variable can be used to specify one or more compiled device tree or
device tree overlays to use in addition to the one compiled by the
kernel.

(From yocto-docs rev: 6566ffceab3780dc5ecbfe26f786ebe6ff17e693)

Signed-off-by: Antonin Godard <antonin.godard@bootlin.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
This commit is contained in:
Antonin Godard
2024-10-09 09:41:07 +02:00
committed by Richard Purdie
parent 14186b29fb
commit 2f96b4eb92

View File

@@ -2526,6 +2526,13 @@ system and gives an overview of their function and contents.
external tools. See the :ref:`ref-classes-kernel-yocto` class in
``meta/classes-recipe`` to see how the variable is used.
:term:`EXTERNAL_KERNEL_DEVICETREE`
When inheriting :ref:`ref-classes-kernel-fitimage` and a
:term:`PREFERRED_PROVIDER` for ``virtual/dtb`` set to ``devicetree``, the
variable :term:`EXTERNAL_KERNEL_DEVICETREE` can be used to specify a
directory containing one or more compiled device tree or device tree
overlays to use.
:term:`KERNEL_LOCALVERSION`
This variable allows to append a string to the version
of the kernel image. This corresponds to the ``CONFIG_LOCALVERSION``