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-rw-r--r--doc/mkimage.119
1 files changed, 19 insertions, 0 deletions
diff --git a/doc/mkimage.1 b/doc/mkimage.1
index 76c7859bb0..d0a038a880 100644
--- a/doc/mkimage.1
+++ b/doc/mkimage.1
@@ -860,6 +860,25 @@ verify signatures is added to u\-boot.dtb with required = "conf" property.
\-K u\-boot.dtb -r kernel.itb
.EE
.RE
+.P
+Convert an existing FIT image from any of the three types of data storage
+(internal, external data-offset or external data-position) to another type
+of data storage.
+.RS
+.P
+.EX
+\fB// convert FIT from internal data to data-position
+\fBmkimage -p 0x20000 -F internal_data.itb
+.EE
+.EX
+\fB// convert FIT from data-position to data-offset
+\fBmkimage -E -F external_data-position.itb
+.EE
+.EX
+\fB// convert FIT from data-offset to internal data
+\fBmkimage -F external_data-offset.itb
+.EE
+.RE
.
.SH SEE ALSO
.BR dtc (1),