On Wed, Aug 21, 2024 at 01:46:50PM +0100, Daniel Golle wrote:
> Normally, the MDI reversal configuration is taken from the MDI_CFG pin.
> However, some hardware designs require overriding the value configured
> by that bootstrap pin. The PHY allows doing that by setting a bit which
> allows ignoring the state of the MDI_CFG pin and configuring whether
> the order of MDI pairs should be normal (ABCD) or reverse (DCBA).
>
> Introduce two boolean properties which allow forcing either normal or
> reverse order of the MDI pairs from DT.
How does this interact with ethtool -s eth42 [mdix auto|on|off]
In general, you want mdix auto, so the two ends figure out how the
cable is wired and so it just works.
Andrew
