On Mon, Nov 30, 2020 at 09:01:25PM +0000, Tristram.Ha@xxxxxxxxxxxxx wrote: > The 1588 PTP engine in the KSZ switches was designed to be controlled closely by > a PTP stack, so it is a little difficult to use when there is a layer of kernel support > between the application and the driver. Are you saying that linuxptp is not a PTP stack? Maybe it would be wiser to design your HW so that it can work under Linux? Nah, nobody cares about Linux support these days.