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SubjectRe: [PATCH net-next 4/4] net: phy: Add generic support for 2.5GBaseT and 5GBaseT
On Mon, Feb 11, 2019 at 03:25:29PM +0100, Maxime Chevallier wrote:
> The 802.3bz specification, based on previous by the NBASET alliance,
> defines the 2.5GBaseT and 5GBaseT link modes for ethernet traffic on
> cat5e, cat6 and cat7 cables.
> These mode integrate with the already defined C45 MDIO PMA/PMD registers
> set that added 10G support, by defining some previously reserved bits,
> and adding a new register (2.5G/5G Extended abilities).
> This commit adds the required definitions in include/uapi/linux/mdio.h
> to support these modes, and detect when a link-partner advertises them.
> It also adds support for these mode in the generic C45 PHY
> infrastructure.
> Signed-off-by: Maxime Chevallier <>

Reviewed-by: Andrew Lunn <>


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