tree 10cbe0c8632571b7e40bebde67f26105d709ca16
parent 70d1c9fad5b4d139130a4c6372b26bbbb7ed3398
author Simon Glass <sjg@chromium.org> 1314054226 -0700
committer Mike Frysinger <vapier@gentoo.org> 1317328291 -0400

cmd_sf: add "update" subcommand to do smart SPI flash update

This adds a new SPI flash command which only rewrites blocks if the contents
need to change. This can speed up SPI flash programming when much of the
data is unchanged from what is already there.

Signed-off-by: Simon Glass <sjg@chromium.org>
Signed-off-by: Mike Frysinger <vapier@gentoo.org>