[PATCH net-next v2 05/10] dt-bindings: net: dsa: define MDIO bus child node

[Andrew Lunn]

On Sat, Sep 16, 2023 at 02:08:57PM +0300, Arınç ÜNAL wrote:
> Some DSA subdrivers register the MDIO bus of the switch they control. Or
> let the DSA driver register the MDIO bus. The node for these buses are
> either required or optional, depending on the subdriver. Document this on
> all of the affected DSA switch schemas.
> 
> The attributes of a DSA subdriver that lets the DSA driver register the
> bus:
> - ds->ops->phy_read() and ds->ops->phy_write() are present.
> - ds->slave_mii_bus is not populated by the DSA subdriver.
> - The bus is registered non-OF-based or OF-based. Registered OF-based if
>   "mdio" child node is defined.
> 
> The affected DSA switch schemas are documented below.
> 
> - brcm,b53.yaml
> 
> drivers/net/dsa/b53/b53_common.c:
> - The DSA subdriver lets the DSA driver register the bus.
> 
> ---

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     Andrew