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fdtoverlay: A tool that applies overlays

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Since libfdt support overlay application on FDT blobs, provide
a command line tool that applies an arbitrary number of
overlays, one after another to a base fdt blob and output
the result in the given file.

Signed-off-by: Pantelis Antoniou <pantelis.antoniou@konsulko.com>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
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Pantelis Antoniou 2017-06-14 17:51:11 +03:00 • committed by David Gibson
parent aae22722fc
commit 42409146f2
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14
Documentation/manual.txt
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@ -679,3 +679,17 @@ The syntax of the fdtdump command line is:
Where options are:
-d,--debug Dump debug information while decoding the file
-s,--scan Scan for an embedded fdt in given file
3) fdtoverlay -- Flat Device Tree overlay applicator
The fdtoverlay applies an arbitrary number of FDT overlays to a base FDT blob
to a given output file.
The syntax of the fdtoverlay command line is:
fdtoverlay -i <base-blob> -o <output-blob> <overlay-blob0> [<overlay-blob1> ...]
Where options are:
-i, --input Input base DT blob
-o, --output Output DT blob
-v, --verbose Verbose message output