On Fri, Jan 31, 2020 at 04:09:29PM +0100, Andrew Lunn wrote: > > Devicetree to the rescue! > > Yes, exactly. We have good, standardised descriptions for most of this > in device tree. And phylink can handle SFP and SFP+. Nobody has worked > on QSFP yet, since phylink has mostly been pushed by the embedded > world and 40G is not yet popular in the embedded world. That's incorrect (if you read my previous reply.) It shouldn't come as any surprise that I have some experimental QSFP code. -- RMK's Patch system: https://www.armlinux.org.uk/developer/patches/ FTTC broadband for 0.8mile line in suburbia: sync at 12.1Mbps down 622kbps up According to speedtest.net: 11.9Mbps down 500kbps up