usb: dwc3: ep0: clear all EP0 flags
authorFelipe Balbi <balbi@ti.com>
Tue, 30 Aug 2011 12:54:53 +0000 (15:54 +0300)
committerFelipe Balbi <balbi@ti.com>
Fri, 9 Sep 2011 10:02:16 +0000 (13:02 +0300)
when we're going to issue Set Stall command,
we should clear DWC3_EP_STALL flag, but also
we should clear BUSY, HALTED and all others.

Signed-off-by: Felipe Balbi <balbi@ti.com>

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