rk2918 support

[Heiko Stübner]

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.