On Wed, Sep 27, 2017 at 05:23:04PM +0800, Chunfeng Yun wrote: > Add a new optional property to disable u3ports > > Signed-off-by: Chunfeng Yun <chunfeng....@mediatek.com> > --- > .../devicetree/bindings/usb/mediatek,mtk-xhci.txt | 2 ++ > 1 file changed, 2 insertions(+) > > diff --git a/Documentation/devicetree/bindings/usb/mediatek,mtk-xhci.txt > b/Documentation/devicetree/bindings/usb/mediatek,mtk-xhci.txt > index 5611a2e..2d9b459 100644 > --- a/Documentation/devicetree/bindings/usb/mediatek,mtk-xhci.txt > +++ b/Documentation/devicetree/bindings/usb/mediatek,mtk-xhci.txt > @@ -38,6 +38,8 @@ Optional properties: > mode; > - mediatek,syscon-wakeup : phandle to syscon used to access USB wakeup > control register, it depends on "mediatek,wakeup-src". > + - mediatek,u3p-dis-msk : mask to disable u3ports, bit0 for u3port0, > + bit1 for u3port1, ... etc;
I think you should have child nodes for ports and use "status" to disable them (or omit them). IIRC, the common USB bus binding already defines ports. > - vbus-supply : reference to the VBUS regulator; > - usb3-lpm-capable : supports USB3.0 LPM > - pinctrl-names : a pinctrl state named "default" must be defined > -- > 1.7.9.5 > -- To unsubscribe from this list: send the line "unsubscribe linux-usb" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
