On Monday 25 January 2016 11:57:37 Peter Chen wrote:
> >> >
> >> > hub@3 { /* same external hub, highspeed mode */
> >> > compatible = "usb2109,0812.591",
> >> > "usb2109,0812",
> >> > "usb2109,class9.0.1",
> >> > "usb2109,class9.0",
> >> > "usb2109,class9";
> >> >
> >> > #address-cells = <1>;
> >> > #size-cells = <0>;
> >> > reg = >;
> >> >
> >>
> >> Why "reg" is 3 here?
> >
> > My mistake. It should be hub@1 and reg=<1>;
> >
> > I accidentally confused the port number and the device number.
>
> I think it should be hub@2 and reg=<0x2>.
> According to Alan, we should use xHCI numbering scheme when
> describing the ports of an xHCI root hub.
For a single-port root hub, that would be right. My PC has
two ports, so the first port has reg=<0x1> for SS and
reg=<0x3> for HS.
Arnd
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