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authorYork Sun <york.sun@nxp.com>2017-08-15 11:14:44 -0700
committerYork Sun <york.sun@nxp.com>2017-09-11 07:55:36 -0700
commit5fd13d973613d308663f97b51059ecd9179baf09 (patch)
treece5e5bab7289886eb16ef06d7503d22fe1117171 /doc/uImage.FIT
parent7264f2928b46c5f5685e39ed607652c8991e47b6 (diff)
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spl: fit: Support both external and embedded data
SPL supports U-Boot image in FIT format which has data outside of FIT structure. This adds support for embedded data for normal FIT images. Signed-off-by: York Sun <york.sun@nxp.com> Reviewed-by: Tom Rini <trini@konsulko.com> Reviewed-by: Simon Glass <sjg@chromium.org>
Diffstat (limited to 'doc/uImage.FIT')
-rw-r--r--doc/uImage.FIT/source_file_format.txt4
1 files changed, 4 insertions, 0 deletions
diff --git a/doc/uImage.FIT/source_file_format.txt b/doc/uImage.FIT/source_file_format.txt
index 136d3d7078..32825eda8d 100644
--- a/doc/uImage.FIT/source_file_format.txt
+++ b/doc/uImage.FIT/source_file_format.txt
@@ -288,6 +288,10 @@ The 'data-offset' property can be substituted with 'data-position', which
defines an absolute position or address as the offset. This is helpful when
booting U-Boot proper before performing relocation.
+Normal kernel FIT image has data embedded within FIT structure. U-Boot image
+for SPL boot has external data. Existence of 'data-offset' can be used to
+identify which format is used.
+
9) Examples
-----------