usb: chipidea: udc: don't touch DP when controller is in host mode

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commit c4e9417498 upstream.

When the controller is configured to be dual role and it's in host mode,
if bind udc and gadgt driver, those gadget operations will do gadget
disconnect and finally pull down DP line, which will break host function.

Signed-off-by: Li Jun <jun.li@nxp.com>
Signed-off-by: Peter Chen <peter.chen@nxp.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

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Li Jun 2016-08-16 19:19:11 +08:00 • committed by Greg Kroah-Hartman

parent 5ab968f27a

commit 8136b595bf

1 changed files with 5 additions and 2 deletions

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drivers/usb/chipidea/udc.c

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