Re: [PATCH v4 2/3] usb: dwc3: dwc3-st: Add st-dwc3 devicetree bindings documentation

[Felipe Balbi]

Hi Peter,

On Thu, Aug 21, 2014 at 03:03:47PM +0100, Peter Griffin wrote:
> Hi Felipe,
> 
> On Thu, 21 Aug 2014, Felipe Balbi wrote:
> 
> > > Currently (in the vendor tree) one of the phys lives in
> > > drivers/usb/phy and the other in drivers/phy.
> > > I believe that is because one is only a usb phy and the other is a
> > > multi function phy which can drive PCI-E or USB3.
> > 
> > right, but for mainline, we can have both PHYs in drivers/phy only.
> 
> Ah ok, I didn't know that, so thanks for that info.
> > 
> > > So to make that work, when dwc3/core.c gets the PHYS in
> > > dwc3_core_get_phy() we need to use the different bindings.
> > > 
> > > I think we are the only platform using "one of each", but luckily
> > > dwc3_core_get_phy() has been written generically enough that it "just
> > > works" :-).
> > 
> > true, but I want to drop support for the legacy drivers/usb/phy layer
> > from dwc3. I'll try to move all PHYs to drivers/phy for v3.18.
> 
> Ok, so for the next re-spin I will change this to just use the generic
> phy binding for both usb2 & usb3 phys.
> 
> In parallel I will also migrate over the drivers/usb/phy driver to be
> just a generic phy before I attempt to upstream it.

Thank you for understanding :-)

-- 
balbi

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