Subject: Re: [PATCH net-next V3] dt-bindings: net: ethernet-controller: Add ptp-hardware-clock

From: Jakub Kicinski <[email-masked]>
Date: Mon, 13 Mar 2023 15:35:32 -0700

On Wed, 8 Mar 2023 11:14:08 +0530 Sarath Babu Naidu Gaddam wrote:
> There is currently no standard property to pass PTP device index
> information to ethernet driver when they are independent.
> 
> ptp-hardware-clock property will contain phandle to PTP clock node.
> 
> Its a generic (optional) property name to link to PTP phandle to
> Ethernet node. Any future or current ethernet drivers that need
> a reference to the PHC used on their system can simply use this
> generic property name instead of using custom property
> implementation in their device tree nodes."
> 
> Signed-off-by: Sarath Babu Naidu Gaddam <[email-masked]>
> Acked-by: Richard Cochran <[email-masked]>

Rob, Krzysztof, any thoughts on this one?
Looks like the v2 discussion was a bit inconclusive.