[PATCH v9 1/8] usb: chipidea: udc: only clear active and halted bits in qhead

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The datasheet of the synopsys core describes only to overwrite the
active and halted bits in the qhead before priming any endpoint.

Signed-off-by: Michael Grzeschik <m.grzeschik@xxxxxxxxxxxxxx>
Reviewed-by: Felipe Balbi <balbi@xxxxxx>
---
 drivers/usb/chipidea/udc.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/usb/chipidea/udc.c b/drivers/usb/chipidea/udc.c
index 1e0a73b..5f41ae2 100644
--- a/drivers/usb/chipidea/udc.c
+++ b/drivers/usb/chipidea/udc.c
@@ -476,7 +476,7 @@ static int _hardware_enqueue(struct ci13xxx_ep *mEp, struct ci13xxx_req *mReq)
 
 	/*  QH configuration */
 	mEp->qh.ptr->td.next   = cpu_to_le32(mReq->dma);    /* TERMINATE = 0 */
-	mEp->qh.ptr->td.token &= cpu_to_le32(~TD_STATUS);   /* clear status */
+	mEp->qh.ptr->td.token &= cpu_to_le32(~(TD_STATUS_HALTED|TD_STATUS_ACTIVE));
 	mEp->qh.ptr->cap |=  cpu_to_le32(QH_ZLT);
 
 	wmb();   /* synchronize before ep prime */
-- 
1.8.2.rc2

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