Hi Russell, On Wed, Dec 27, 2017 at 10:24:01PM +0000, Russell King - ARM Linux wrote: > On Wed, Dec 27, 2017 at 11:14:45PM +0100, Antoine Tenart wrote: > > > > +&cps_eth2 { > > + /* CPS Lane 5 */ > > + status = "okay"; > > + phy-mode = "2500base-x"; > > + /* Generic PHY, providing serdes lanes */ > > + phys = <&cps_comphy5 2>; > > +}; > > + > > This is wrong. This lane is connected to a SFP cage which can support > more than just 2500base-X. Tying it in this way to 2500base-X means > that this port does not support conenctions at 1000base-X, despite > that's one of the most popular and more standardised speeds.
What do you suggest to describe this in the dt, to enable a port using the current PPv2 driver? Antoine -- Antoine Ténart, Free Electrons Embedded Linux and Kernel engineering http://free-electrons.com