Re: [net-next PATCH v3 09/14] dt-bindings: net: dsa: dsa-port: Document support for LEDs node

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On Wed, Mar 15, 2023 at 02:58:23AM +0100, Andrew Lunn wrote:
> On Wed, Mar 15, 2023 at 02:50:00AM +0200, Vladimir Oltean wrote:
> > On Tue, Mar 14, 2023 at 11:15:11AM +0100, Christian Marangi wrote:
> > > Document support for LEDs node in dsa port.
> > > Switch may support different LEDs that can be configured for different
> > > operation like blinking on traffic event or port link.
> > > 
> > > Also add some Documentation to describe the difference of these nodes
> > > compared to PHY LEDs, since dsa-port LEDs are controllable by the switch
> > > regs and the possible intergated PHY doesn't have control on them.
> > > 
> > > Signed-off-by: Christian Marangi <ansuelsmth@xxxxxxxxx>
> > > ---
> > >  .../devicetree/bindings/net/dsa/dsa-port.yaml | 21 +++++++++++++++++++
> > >  1 file changed, 21 insertions(+)
> > 
> > Of all schemas, why did you choose dsa-port.yaml? Why not either something
> > hardware specific (qca8k.yaml) or more generic (ethernet-controller.yaml)?
> 
> The binding should be generic. So qca8k.yaml is way to specific. The
> Marvell switch should re-use it at some point.
> 
> Looking at the hierarchy, ethernet-controller.yaml would work since
> dsa-port includes ethernet-switch-port, which includes
> ethernet-controller.
> 
> These are MAC LEDs, and there is no reason why a standalone MAC in a
> NIC could not implement such LEDs. So yes,
> ethernet-controller.yaml.
> 
> Is there actually anything above ethernet-controller.yaml?

Yes, the one under review[1].

Rob
 
[1] https://lore.kernel.org/all/20230203-dt-bindings-network-class-v2-0-499686795073@xxxxxxxxxx/



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