[PATCH v3 1/4] dt-bindings: net: Add FSD EQoS device tree bindings

Andrew Lunn andrew at lunn.ch
Thu Jun 6 06:25:52 PDT 2024


> > > +  fsd-rx-clock-skew:
> > > +    $ref: /schemas/types.yaml#/definitions/phandle-array
> > > +    items:
> > > +      - items:
> > > +          - description: phandle to the syscon node
> > > +          - description: offset of the control register
> > > +    description:
> > > +      Should be phandle/offset pair. The phandle to the syscon node.
> > 
> > What clock are you skew-ing here? And why?
> 
> As per customer's requirement, we need 2ns delay in fsys block both in TX
> and RX path.

Lots of people get RGMII delays wrong. Please look back at the mailing
list where there is plenty of discussion about this. I don't want to
have to repeat myself yet again...

     Andrew



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