doc: Move FIT into its own directory
Create a new usage/fit directory which will house information about FIT.
Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
diff --git a/doc/usage/fit/index.rst b/doc/usage/fit/index.rst
new file mode 100644
index 0000000..40f0d11
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+++ b/doc/usage/fit/index.rst
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+.. SPDX-License-Identifier: GPL-2.0+
+
+Flat Image Tree (FIT)
+=====================
+
+U-Boot uses Flat Image Tree (FIT) as a standard file format for packaging
+images that it it reads and boots. Documentation about FIT is available at
+doc/uImage.FIT
+
+.. toctree::
+ :maxdepth: 1