> I see what could be the issue but I do not understand one aspect though: > how could we switch from one PHY to another, as there's only one output > between the SoC (and so a given GoP#) and the board. So if a given PHY > can handle multiple modes I see, but in the other case a muxing > somewhere would be needed? Or did I miss something?
I think we need a hardware diagram... How are the RJ45, copper PHY, SFP module connected to the SoC? Somewhere there must be a mux, to select between copper and fibre. Where is that mux? Andrew