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SubjectRe: [PATCH 4/4] dt-bindings: phy-rockchip-inno-usb2: add new rockchip,force-bvalid property.
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Hi Enric,
Am Donnerstag, 10. Januar 2019, 10:06:38 CET schrieb Enric Balletbo Serra:
> Missatge de Rob Herring <robh@kernel.org> del dia dj., 16 d’ag. 2018 a les 0:26:
> >
> > On Wed, Aug 15, 2018 at 11:59:34AM +0200, Enric Balletbo i Serra wrote:
> > > This property is used when the otg-id pin is not connected. When this
> > > property is set it forces to set the B-Device Session Valid bit when the
> > > port works as device and clears that bit when the port works as host.
> > >
> > > Signed-off-by: Enric Balletbo i Serra <enric.balletbo@collabora.com>
> > > ---
> > >
> > > .../devicetree/bindings/phy/phy-rockchip-inno-usb2.txt | 5 +++++
> > > 1 file changed, 5 insertions(+)
> > >
> > > diff --git a/Documentation/devicetree/bindings/phy/phy-rockchip-inno-usb2.txt b/Documentation/devicetree/bindings/phy/phy-rockchip-inno-usb2.txt
> > > index 2d4808d3920b..55761f466c41 100644
> > > --- a/Documentation/devicetree/bindings/phy/phy-rockchip-inno-usb2.txt
> > > +++ b/Documentation/devicetree/bindings/phy/phy-rockchip-inno-usb2.txt
> > > @@ -48,6 +48,11 @@ Optional properties:
> > > See ./phy-bindings.txt for details.
> > > - rockchip,utmi-avalid : boolean, use the avalid register to get vbus status.
> > > Otherwise, use the bvalid register.
> > > + - rockchip,force-bvalid : boolean, set this to force the B-Device Session
> > > + Valid bit when the usb port is in device mode. This
> > > + is used when the otg-id pin is not connected.
> > > + Only supported in case of compatible being:
> > > + * "rockchip,rk3399-usb2phy"
> >
> > Shouldn't you describe the property of the h/w that ID pin is not
> > connected, rather than what you do with that information.
> >
>
> What about "rockchip, otg-id-not-connected"?

just pointing back to our discussion in patch3 about simply assuming
id-not-connected in the case of the extcon missing

I still think that might be the cleaner variant? But I guess you're
probably already looking into doing that as so far you only resend the
cleanup patches :-) .


Heiko


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