On Fri, Jun 22, 2018 at 12:49 PM, Boris Brezillon <boris.brezillon@xxxxxxxxxxx> wrote: > A new I3C subsystem has been added and a generic description has been > created to represent the I3C bus and the devices connected on it. > > +I2C devices > +=========== > + > +Each I2C device connected to the bus should be described in a subnode. All > +properties described in Documentation/devicetree/bindings/i2c/i2c.txt are > +valid here, but several new properties have been added. > + > +New constraint on existing properties: > +-------------------------------------- ... > + + third cell: should be 0 What for? Just to be future-proof, or do you have something specific in mind here? Arnd