usb: musb: dsps: do not reset musb on babble

All we have to do is, really, drop session bit
and let the session restart.

Big thanks goes to Bin Liu <b-liu@ti.com> for
inspiring this work.

Tested-by: Bin Liu <b-liu@ti.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>
1 file changed