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Diffstat (limited to 'Documentation/devicetree/index.rst')
-rw-r--r-- | Documentation/devicetree/index.rst | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/Documentation/devicetree/index.rst b/Documentation/devicetree/index.rst index c5478d1f85..8c47d033fc 100644 --- a/Documentation/devicetree/index.rst +++ b/Documentation/devicetree/index.rst @@ -3,9 +3,11 @@ Barebox devicetree handling and bindings The preferred way of adding board support to barebox is to have devices on non-enumerable buses probed from device tree. -barebox imports the Linux OpenFirmware ``of_*``-API functions for device tree -parsing, which makes porting the device tree specific bits from device drivers -very straight forward. +barebox provide both the Linux OpenFirmware ``of_*`` and the libfdt ``fdt_`` APIs +for device tree parsing. The former makes porting the device tree specific +bits from Linux device drivers very straight forward, while the latter can be +used for very early (PBL) handling of flattened device trees, should this be +necessary. Additionally, barebox has support for programmatically fixing up device trees it passes to the kernel, either directly via ``of_register_fixup`` or via device |