Re: USB ID detection interrupt - non OTG PHY

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On Mon, Mar 02, 2015 at 11:47:31AM +0530, Anjana V Kumar wrote:
> Hi Peter,
> 
> I will need to configure both the phy and the controller.
> 
> Thanks
> Anjana
> 
> On Mon, Mar 2, 2015 at 11:24 AM, Peter Chen <Peter.Chen@xxxxxxxxxxxxx> wrote:
> >
> >
> >> This is regarding the registering and handling of ID interrupt to swich between
> >> host and device mode.
> >>
> >> My aim is to have OTG functionality for a not-OTG phy.
> >>
> >> We wanted to register an ID interrupt which fires of change in ID value. Based
> >> on this ID value, we need to configure the phy to host or device mode.
> >
> > Do you really need to configure USB PHY (not usb controller) according to host or device mode?
> > If it is, you need to handle your id switch routine at phy's driver, since you need
> > to set PHY's register according to id value.
> >
> > Peter
> >

It may be no easy to handle it if you can't handle all things
at controller driver, like handle id and vbus. Have a look
for below thread, some framework are not ready, like DRD library,
George, any updates for that?

https://lkml.org/lkml/2014/12/23/442

-- 

Best Regards,
Peter Chen
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