Aw: Re: [BUG] USB broken on rk3568 based R2Pro

[Frank Wunderlich]

Hi

Samuels Patch fixes my issue

https://patchwork.kernel.org/project/linux-rockchip/patch/20220708061434.38115-1-samuel@sholland.org/

regards Frank

> Gesendet: Freitag, 08. Juli 2022 um 07:16 Uhr
> Von: "Vinod Koul" <vkoul at kernel.org>
> On 07-07-22, 15:41, Peter Geis wrote:
> > On Thu, Jul 7, 2022 at 1:51 PM Frank Wunderlich <frank-w at public-files.de> wrote:
> > >
> > > Hi,
> > >
> > > traced it down with manual reverts to this one:
> > >
> > > commit 6a98df08ccd55e87947d253b19925691763e755c
> > >     phy: rockchip-inno-usb2: Fix muxed interrupt support
> > >
> > > luckily i can revert only this and now upper usb-port works again
> > >
> > > @samuel: have you an idea how to fix your problem without breaking my board? :)
> > >
> > > @greg/Vinod: maybe we can add a revert of this in mainline till issue is resolved?
>
> Lets give it a few days if we can find a fix, if not we can revert
>
> > >
> > > regards Frank
> >
> > I don't know what you're running, but with the standard arm64
> > defconfig w/ all rockchip stuff built in, I have no issues here on
> > 5.19.
>
> Please share the config and other details on what your running so that
> Peter can repro this...
>
> > Note, the following changes are necessary to the 5.19 dts here:
> > Remove the extcon from usb_host0_xhci, as the production model doesn't
> > have automatic switching capabilities. The ID pin was removed in favor
> > of the usb debug function which also doesn't work.
> > Add dr_mode = "host" to the same node, for the same reason.
> >
> > >
> > >
> > > > Von: "Frank Wunderlich" <frank-w at public-files.de>
> > > > i noticed that upper usb-Port (otg) is broken on my Bananapi R2Pro with 5.19-rc1, works with 5.18.0
> > > >
> > > > this port is a usb3 (xhci) port which includes an usb2-phy and should support otg, but i still want
> > > > to use it in host-only mode (USB-A socket).
> > > >
> > > > already tried setting dr_mode in dts back to "host" as this was changed in rk356x.dtsi by this commit:
> > > >
> > > > bc405bb3eeee 2022-04-25 arm64: dts: rockchip: enable otg/drd operation of usb_host0_xhci in rk356x
> > > >
> > > > i see no error in dmesg and usb-controllers seem to be initialized completely (visible in lsusb).
> > > >
> > > > r2pro has ID-Pin not connected, so i tried also peters Patch without success :(
> > >
>
> --
> ~Vinod