Hi Heiko, Frank and others, China is on new year vacation. Question for Heiko: With xpcs in a separate node, how do we pass phy modes from gmac to xpcs, multiphy in a correct DT way? Can we brand xpcs as phy? Please advise. Johan === Found example for the way Rockchip connects sgmii in the manufacturer DT. https://github.com/Poco-Ye/rk-ethernet/blob/master/SGMII.rar