Re: [PATCH net-next v1 4/7] net: pse-pd: add generic PSE driver

[Oleksij Rempel <o.rempel@pengutronix.de>]

On Fri, Aug 19, 2022 at 11:32:00PM +0200, Andrew Lunn wrote:
> On Fri, Aug 19, 2022 at 02:01:06PM +0200, Oleksij Rempel wrote:
> > Add generic driver to support simple Power Sourcing Equipment without
> > automatic classification support.
> > 
> > This driver was tested on 10Bast-T1L switch with regulator based PoDL PSE.
> 
> Do you have access to a PHY which implements clause 45.2.9? That seems
> like a better reference implementation?

Suddenly I do not have access to any of them. 

> I don't know the market, what is more likely, a simple regulator, or
> something more capable with an interface like 45.2.9?

So far I was not able to find any PoDL PES IC (with classification
support). Or PHY with PoDL PSE on one package. If some one know any,
please let me know.

> netlink does allow us to keep adding more attributes, so we don't need
> to be perfect first time, but it seems like 45.2.9 is what IEEE expect
> vendors to provide, so at some point Linux should implement it.

ack.

Regards,
Oleksij
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