Re: [PATCH v2 net-next 1/8] dpll: add new DPLL type for transmit clock (TXC) usage

From: Jiri Pirko

Date: Tue Mar 24 2026 - 08:55:04 EST


Sat, Mar 21, 2026 at 11:26:20PM +0100, grzegorz.nitka@xxxxxxxxx wrote:
>Extend the DPLL subsystem with a new DPLL type, DPLL_TYPE_TXC,
>representing devices that drive a transmit reference clock. Certain
>PHYs, MACs and SerDes blocks use a dedicated TX reference clock for
>link operation, and this clock domain is distinct from PPS- and
>EEC-driven synchronization sources. Defining a dedicated type allows
>user space and drivers to correctly classify and configure DPLLs
>intended for TX clock generation.
>
>The corresponding netlink specification is updated to expose "txc"
>
>Reviewed-by: Arkadiusz Kubalewski <arkadiusz.kubalewski@xxxxxxxxx>
>Reviewed-by: Aleksandr Loktionov <aleksandr.loktionov@xxxxxxxxx>
>Signed-off-by: Grzegorz Nitka <grzegorz.nitka@xxxxxxxxx>

Reviewed-by: Jiri Pirko <jiri@xxxxxxxxxx>