Revert "staging: octeon-usb: delete the octeon usb host controller driver"

Revert "staging: octeon-usb: delete the octeon usb host controller driver"

Origin: https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging.git/commit?id=96b06c0a16f737e9ea7dff1e23dd5f6d847e6731

This reverts commit 95ace52e4036482da1895b6e19f15141802cc3dd. Re-instate
the code so subsequent commits can clean it up and get it building
properly.

Signed-off-by: Chris Packham <chris.packham@alliedtelesis.co.nz>
Link: https://lore.kernel.org/r/20200205001116.14096-2-chris.packham@alliedtelesis.co.nz
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Gbp-Pq: Topic features/mips
Gbp-Pq: Name revert-staging-octeon-usb-delete-the-octeon-usb-host.patch