[U-Boot] Pull request u-boot-blackfin.git

The following changes since commit ab687907980fa28940a1a992d3f1c5d17cdbbf5d: Graf Yang (1): Blackfin: bf518f-ezbrd: setup portmux for async flash

are available in the git repository at:

git://www.denx.de/git/u-boot-blackfin.git master