Messages in this thread | | | From | Peter Chen <> | Subject | RE: [PATCH 2/2] ARM: bcm2835: dt: Add the ethernet to the device tree | Date | Thu, 4 Feb 2016 06:28:38 +0000 |
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> Lubomir Rintel <lkundrak@v3.sk> writes: > > > diff --git a/arch/arm/boot/dts/bcm2835-rpi-b-plus.dts > > b/arch/arm/boot/dts/bcm2835-rpi-b-plus.dts > > index ef54050..32bbd2a 100644 > > --- a/arch/arm/boot/dts/bcm2835-rpi-b-plus.dts > > +++ b/arch/arm/boot/dts/bcm2835-rpi-b-plus.dts > > Hi, > > Shouldn't this be common to all RPi1 B and RPi2 models, instead of being > specific to just RPi B+? > > > +&usb { > > + usb1@01 { > > + compatible = "usb1d6b,0002"; > > + reg = <01>; > > + #address-cells = <1>; > > + #size-cells = <0>; > > + > > + ethernet: usbether@01 { > > + compatible = "usb0424,9514"; > > + reg = <01>; > > + }; > > + }; > > +}; > > For reference, on RPi2:
Using "lsusb -t" you may get bus topology.
> Bus 001 Device 003: ID 0424:ec00 Standard Microsystems Corp. SMSC9512/9514 Fast Ethernet Adapter
It is the ethernet device, you may need to change vid/pid in dts.
> Bus 001 Device 002: ID 0424:9514 Standard Microsystems Corp. SMC9514 Hub
It is the hub device, you may need to change vid/pid in dts.
> Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub >
It is root hub, it doesn't need to be described at dts.
Best regards, Peter
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