[Intel-wired-lan] [RFC net-next 0/7] Add basic SyncE interfaces

[Richard Cochran]

On Mon, Aug 16, 2021 at 06:07:10PM +0200, Arkadiusz Kubalewski wrote:

> The second part can be used to select the port from which the clock
> gets recovered. Each PHY chip can have multiple pins on which the
> recovered clock can be propagated. For example, a SyncE-capable PHY
> can recover the carrier frequency of the first port, divide it
> internally, and output it as a reference clock on PIN 0.

This really sounds like its own thing, and not a PHC at all.

> Next steps:
>  - Add CONFIG_SYNCE definition into Kconfig
>  - Add more configuration interfaces. Aiming at devlink, since this
>    would be device-wide configuration

As a first step, finding an appropriate kernel/user space API would be
needed.

Thanks,
Richard