On 7/30/19 6:17 AM, Andrew Lunn wrote: >> Again, I don't think Linux has generic support for overwriting (or >> even describing) the operating mode of a PHY, although maybe that's a >> direction we would want to push the discussion towards. RGMII to >> copper, RGMII to fiber, SGMII to copper, copper to fiber (media >> converter), even RGMII to SGMII (RTL8211FS supports this) - lots of >> modes, and this is only for gigabit PHYs... > > This is something Russell King has PHYLINK patches for, which have not > yet been merged. There are some boards which use a PHY as a media > converter, placed between the MAC and an SFP.
Thank you Andrew. Let me see if the operating mode can be auto-detected on BCM54616S chip, and I will update back soon. Thanks, Tao
