In my setup, I have an IMX6, connected through RMII to a Marvell switch (88E6071 / 100Mbit). For the phy-bus, I make use of the fixed-phy/fixed-link driver. My kernel is linux 4.1.36.xxx I already had 2 setups, one where The IMX6 washgenerating the ENET_REFCLOCK, and one wher...