obmc-flash-bmc: Add u-boot update

Add function to update the u-boot mtd by doing a direct flash write.
Add it to the read-only function since u-boot is considered a
non-writable partition.

Change-Id: I73e76ba7153f18b03418ac9b181abc5d31f61f17
Signed-off-by: Adriana Kobylak <anoo@us.ibm.com>
2 files changed
tree: a3367fc637a1a998cbcdc7a56a9ee9038ead5828
  1. classes/
  2. common/
  3. conf/
  4. COPYING.apache-2.0
  5. COPYING.MIT
  6. LICENSE