usb: phy: mxs: add controller id

It is used to access un-regulator registers according to
different controllers.

Signed-off-by: Peter Chen <peter.chen@freescale.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>
This commit is contained in:
Peter Chen 2014-02-24 10:21:00 +08:00 • committed by Felipe Balbi
commit 83be181b64