Re: [PATCH RFC net-next 01/13] dt-bindings: net: ethernet-controller: Add DPLL pin properties

From: Rob Herring
Date: Tue Dec 16 2025 - 19:50:07 EST


On Thu, Dec 11, 2025 at 08:56:52PM +0100, Andrew Lunn wrote:
> On Thu, Dec 11, 2025 at 08:47:44PM +0100, Ivan Vecera wrote:
> > Ethernet controllers may be connected to DPLL (Digital Phase Locked Loop)
> > pins for frequency synchronization purposes, such as in Synchronous
> > Ethernet (SyncE) configurations.
> >
> > Add 'dpll-pins' and 'dpll-pin-names' properties to the generic
> > ethernet-controller schema. This allows describing the physical
> > connections between the Ethernet controller and the DPLL subsystem pins
> > in the Device Tree, enabling drivers to request and manage these
> > resources.
>
> Please include a .dts patch in the series which actually makes use of
> these new properties.

Actually, first you need a device (i.e. a specific ethernet
controller bindings) using this and defining the number of dpll-pins
entries and the names.

Rob