[PATCH net-next v2 00/10] define and enforce phylink bindings

Andrew Lunn andrew at lunn.ch
Fri Sep 22 15:36:06 PDT 2023


> I agree. My patch description here failed to explain the actual issue,
> which is missing hardware descriptions. Here's what I understand. An
> ethernet-controller is a MAC. For the MAC to work properly with its link
> partner, at least one of these must be described:
> - pointer to a PHY to retrieve link information from the PHY
> - pointer to a PCS to retrieve link information from the PCS
> - pointer to an SFP to retrieve link information from the SFP
> - static link information

You are missing:

- The MAC has firmware driving the PHY, nothing for linux to do.

There are properties in ethernet-controller.yaml the MAC driver would
however like to use such as local-mac-address, max-frame-size,
nvmem-cell-names etc.

	Andrew



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