--- Documentation/devicetree/index.rst | 17 ++++++++++------- 1 file changed, 10 insertions(+), 7 deletions(-) diff --git a/Documentation/devicetree/index.rst b/Documentation/devicetree/index.rst index 3b911c5a9d42..908652642b9a 100644 --- a/Documentation/devicetree/index.rst +++ b/Documentation/devicetree/index.rst @@ -20,7 +20,7 @@ They are located under the top-level ``dts/`` directory. Patches against ``dts/`` and its subdirectories are not accepted upstream. -.. _kernel.org device-tree repository: https://git.kernel.org/pub/scm/linux/kernel/git/devicetree/devicetree-rebasing.git/ +.. _kernel.org Split device-tree repository: https://git.kernel.org/pub/scm/linux/kernel/git/devicetree/devicetree-rebasing.git/ barebox Device Trees -------------------- @@ -34,21 +34,24 @@ environment or boot-time device configuration. Device Tree Compiler -------------------- -barebox makes use of the ``dtc`` and ``fdtget`` utilities from the `Device-Tree -Compiler`_ project. +barebox makes use of the ``dtc`` and ``fdtget`` and the underlying ``libfdt`` +from the `Device-Tree Compiler`_ project. .. _Device-Tree Compiler: https://git.kernel.org/pub/scm/utils/dtc/dtc.git -These utilities are built as part of the barebox build process. +These utilities are built as part of the barebox build process. Additionally, +libfdt is compiled once more as part of the ``CONFIG_BOARD_ARM_GENERIC_DT`` +if selected. -Steps to update ``dtc``: +Steps to update ``scripts/dtc``: * Place a ``git-checkout`` of the upstream ``dtc`` directory in the parent directory of your barebox ``git-checkout``. * Run ``scripts/dtc/update-dtc-source.sh`` from the top-level barebox directory. * Wait till ``dtc`` build, test, install and commit conclude. -* If ``scripts/dtc/Makefile`` changes are necessary, apply them manually in - a commit preceding the ``dtc`` update. +* Compile-test with ``CONFIG_BOARD_ARM_GENERIC_DT=y``. +* If ``scripts/dtc/Makefile`` or barebox include file changes are necessary, + apply them manually in a commit preceding the ``dtc`` update. barebox-specific Bindings ------------------------- -- 2.20.1 _______________________________________________ barebox mailing list barebox@xxxxxxxxxxxxxxxxxxx http://lists.infradead.org/mailman/listinfo/barebox
