Merge tag 'spi-fix-v4.5-rc7' into spi-linus

spi: Fixes for v4.5

A few driver specific fixes for the Rockchip and i.MX SPI controllers,
especially for the i.MX they're annoying bugs if you run into them.

# gpg: Signature made Thu 10 Mar 2016 11:09:57 ICT using RSA key ID 5D5487D0
# gpg: key CD7BEEBC: no public key for trusted key - skipped
# gpg: key CD7BEEBC marked as ultimately trusted
# gpg: key AF88CD16: no public key for trusted key - skipped
# gpg: key AF88CD16 marked as ultimately trusted
# gpg: key 16005C11: no public key for trusted key - skipped
# gpg: key 16005C11 marked as ultimately trusted
# gpg: key 5621E907: no public key for trusted key - skipped
# gpg: key 5621E907 marked as ultimately trusted
# gpg: key 5C6153AD: no public key for trusted key - skipped
# gpg: key 5C6153AD marked as ultimately trusted
# gpg: Good signature from "Mark Brown <[email protected]>"
# gpg:                 aka "Mark Brown <[email protected]>"
# gpg:                 aka "Mark Brown <[email protected]>"
# gpg:                 aka "Mark Brown <[email protected]>"
# gpg:                 aka "Mark Brown <[email protected]>"
# gpg:                 aka "Mark Brown <[email protected]>"