usb: musb: Fix getting a generic phy for musb_dsps
usb: musb: Fix getting a generic phy for musb_dsps

We still have a combination of legacy phys and generic phys in
use so we need to support both types of phy for musb_dsps.c.

Cc: Brian Hutchinson <430e16f116b4efb8257b67e6276b587bbf5daa01@gmail.com>
Signed-off-by: Tony Lindgren <1001e8702733cced254345e193c88aaa47a4f5de@atomide.com>
Signed-off-by: Felipe Balbi <94dddeeef08b001e003cce128ddc162a4e2c6cd2@ti.com>

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