[PATCH net-next v3 2/4] dt-bindings: net: ethernet-controller: add QUSGMII mode
Andrew Lunn
andrew at lunn.ch
Fri Jul 29 20:55:57 PDT 2022
On Fri, Jul 29, 2022 at 05:33:54PM +0200, Maxime Chevallier wrote:
> Add a new QUSGMII mode, standing for "Quad Universal Serial Gigabit
> Media Independent Interface", a derivative of USGMII which, similarly to
> QSGMII, allows to multiplex 4 1Gbps links to a Quad-PHY.
>
> The main difference with QSGMII is that QUSGMII can include an extension
> instead of the standard 7bytes ethernet preamble, allowing to convey
> arbitrary data such as Timestamps.
>
> Signed-off-by: Maxime Chevallier <maxime.chevallier at bootlin.com>
> Acked-by: Rob Herring <robh at kernel.org>
Reviewed-by: Andrew Lunn <andrew at lunn.ch>
Andrew
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