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

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Date:   Tue, 14 Mar 2023 16:45:06 +0100
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To:     Jakub Kicinski <kuba@...nel.org>, robh+dt@...nel.org,
        krzysztof.kozlowski+dt@...aro.org
Cc:     Sarath Babu Naidu Gaddam <sarath.babu.naidu.gaddam@....com>,
        davem@...emloft.net, edumazet@...gle.com, pabeni@...hat.com,
        richardcochran@...il.com, netdev@...r.kernel.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        yangbo.lu@....com, radhey.shyam.pandey@....com,
        anirudha.sarangi@....com, harini.katakam@....com, git@....com
Subject: Re: [PATCH net-next V3] dt-bindings: net: ethernet-controller: Add
 ptp-hardware-clock

On 13/03/2023 23:35, Jakub Kicinski wrote:
> 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 <sarath.babu.naidu.gaddam@....com>
>> Acked-by: Richard Cochran <richardcochran@...il.com>
> 
> Rob, Krzysztof, any thoughts on this one?
> Looks like the v2 discussion was a bit inconclusive.

Anyway this did not implement changes I requested, so NAK.

Best regards,
Krzysztof