Could somebody please fix gmane as it is hard to work without it! Plus nowhere on the linux-usb website the actual mailing list address is given! -------- Forwarded Message -------- From: Marcel Ziswiler <marcel.ziswiler@xxxxxxxxxxx> To: Dmitry Osipenko <digetx@xxxxxxxxx>, Peter Chen <Peter.Chen@xxxxxxx> Cc: Thierry Reding <thierry.reding@xxxxxxxxx>, Felipe Balbi <balbi@kern el.org>, Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>, Peter Chen <P eter.Chen@xxxxxxx>, Jonathan Hunter <jonathanh@xxxxxxxxxx>, Marc Dietrich <marvin24@xxxxxx>, Nicolas Chauvet <kwizart@xxxxxxxxx>, linux- usb-devel@xxxxxxxxxxxxxxx, linux-tegra@xxxxxxxxxxxxxxx, Stephen Warren <swarren@xxxxxxxxxxxxx> Subject: Re: [PATCH v1 4/9] ARM: tegra: Enable UDC on TrimSlice Date: Thu, 06 Jul 2017 14:51:33 +0200 On Thu, 2017-07-06 at 13:24 +0300, Dmitry Osipenko wrote: > On 06.07.2017 04:24, Peter Chen wrote: > > On Wed, Jul 05, 2017 at 08:19:53PM +0300, Dmitry Osipenko wrote: > > > From: Thierry Reding <treding-DDmLM1+adcrQT0dZR+AlfA@public.gmane > > > .org> > > > > > > Override the compatible string of the first USB controller to > > > enable > > > device mode. > > > > > > Signed-off-by: Thierry Reding <treding-DDmLM1+adcrQT0dZR+AlfA@pub > > > lic.gmane.org> > > > --- > > > arch/arm/boot/dts/tegra20-trimslice.dts | 2 ++ > > > 1 file changed, 2 insertions(+) > > > > > > diff --git a/arch/arm/boot/dts/tegra20-trimslice.dts > > > b/arch/arm/boot/dts/tegra20-trimslice.dts > > > index b902ab594afa..96b4f3f9827b 100644 > > > --- a/arch/arm/boot/dts/tegra20-trimslice.dts > > > +++ b/arch/arm/boot/dts/tegra20-trimslice.dts > > > @@ -336,7 +336,9 @@ > > > }; > > > > > > usb@c5000000 { > > > + compatible = "nvidia,tegra20-udc"; > > > status = "okay"; > > > + dr_mode = "otg"; > > > > If this board supports peripheral-only, you need to > > set dr_mode as "peripheral". > > > > It should support OTG, but we aren't going to implement the host mode > switch for > now. Stephen claims that the host mode is working with the tegra- > ehci > driver, it > would be nice if anyone could confirm this. I can confirm that on Colibri T20, Apalis/Colibri T30 and Apalis TK1 host mode works just fine with the regular tegra-ehci driver. I'm about to give your patch set a try on those boards as well and will give further feedback.��.n��������+%������w��{.n�����{���)��jg��������ݢj����G�������j:+v���w�m������w�������h�����٥