1. Removed driver specific extra params like download_region,
   address & region_count. The required information is passed
   as part of flash API.
2. IOSM Devlink documentation updated to reflect the same.
Signed-off-by: M Chetan Kumar <m.chetan.kumar@linux.intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>