staging: octeon-usb: Probe via device tree populated platform device.
staging: octeon-usb: Probe via device tree populated platform device.

Extract clocking parameters from the device tree, and remove now dead
code and types.

Signed-off-by: David Daney <eec15f2dea0e7d114bf41a5bde8a2858b8f3e893@cavium.com>
Tested-by: Aaro Koskinen <13423a3f3006b5859cfceae66d59451f5eb4e205@iki.fi>
Signed-off-by: Aaro Koskinen <13423a3f3006b5859cfceae66d59451f5eb4e205@iki.fi>
Signed-off-by: Greg Kroah-Hartman <4645f7897fd33786a2ee1264d590b3c400559d85@linuxfoundation.org>

KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs