rk2918 support

[steve at snewbury.org.uk]

On Tue Oct 07 2014 11:15:48 GMT+0100 (BST), Heiko Stübner wrote:
> Am Dienstag, 7. Oktober 2014, 11:00:10 schrieb Steven Newbury:
> > On Tue, 2014-10-07 at 09:45 +0000, Karl Palsson wrote:
> > > On Tue, Oct 07, 2014 at 09:11:58AM +0100, Steven Newbury wrote:
> > > > The USB Rockchip dwc OTG driver was restructured to utilise
> > > > platform
> > > > info and add support or newer SoCs along the way, and completely
> > > > lost
> > > > support for older SoCs, unfortunately, and I think unintentionally,
> > > > including rk2918.  I say unintentionally, since there are still a
> > > > few
> > > > left-over "#ifdef CONFIG_ARCH_RK29".  I'm attempting to fix this.
> > > > 
> > > > Does the new Rockchip code have USB support yet?  Does it use an
> > > > existing driver?  From grepping the device tree, I can only see USB
> > > > mentioned for rk3288.  Is there a new driver pending?
> > > 
> > > It works on rk3066 too at least.  (I've got VBus problems, but if
> > > the device is
> > > self-powered, the USB ports work)
> > 
> > Host mode only?
> 
> mainline dwc2 is still under heavy development.
> 
> Gadget mode only recently moved from the previous s3c-hsotg [which is simply a 
> dwc2] into the generic driver. So at least host and gadget mode should work 
> [at least in the upcoming 3.18].
> 
> I see otg as still pending on the mailinglists.
> 
>
rk29 should work with dwc2 then, at least with appropriate device tree? In host mode anyway. That would be one less thing to worry about.
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