08-24-2018 11:30 AM
He is asking the following:
I am using the BPI-R1 board. When I connect to a specific switch hub 100M Full duplex is not supported. Looking for a solution to resolve this issue
08-26-2018 08:25 PM
Does your link partner specific switch hub support AN?
If it's not, you have to configure your 53125 port at 100Mbps force mode via gphy MII Control Register Reg(0x10-0x14: 0x00) and disable the 1000Mbps capability via 1000BASE-T Control Register(0x10-0x14: 0x12).