usb: otg: twl6030-usb: Fix twl writes

There were mistakes in writing to few twl
registers. There was interchange in the
parameters being passed to twl6030_writeb().

Signed-off-by: Moiz Sonasath <m-sonasath@ti.com>
Signed-off-by: Ruslan Bilovol <ruslan.bilovol@ti.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>