binman: Support expanding entries
It is useful to have entries which can grow automatically to fill
available space. Add support for this.
Signed-off-by: Simon Glass <sjg@chromium.org>
diff --git a/tools/binman/README b/tools/binman/README
index d687194..6aa5b38 100644
--- a/tools/binman/README
+++ b/tools/binman/README
@@ -330,6 +330,10 @@
for each entry. This makes it easy to find out exactly where the entry
ended up in the image, regardless of parent sections, etc.
+expand-size:
+ Expand the size of this entry to fit available space. This space is only
+ limited by the size of the image/section and the position of the next
+ entry.
The attributes supported for images are described below. Several are similar
to those for entries.