Re: [PATCH v1] ARM: dts: stm32: prtt1c: Add PoDL PSE regulator nodes

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On Tue, Mar 28, 2023 at 11:58:34AM +0200, Alexandre TORGUE wrote:
> Hi Oleksij
> 
> On 3/23/23 13:32, Oleksij Rempel wrote:
> > This commit introduces Power over Data Line (PoDL) Power Source
> > Equipment (PSE) regulator nodes to the PRTT1C devicetree. The addition
> > of these nodes enables support for PoDL in PRTT1C devices, allowing
> > power delivery and data transmission over a single twisted pair.
> > 
> > The new PoDL PSE regulator nodes provide voltage capability information
> > of the current board design, which can be used as a hint for system
> > administrators when configuring and managing power settings. This
> > update enhances the versatility and simplifies the power management of
> > PRTT1C devices while ensuring compatibility with connected Powered
> > Devices (PDs).
> > 
> > After applying this patch, the power delivery can be controlled from
> > user space with a patched [1] ethtool version using the following commands:
> >    ethtool --set-pse t1l2 podl-pse-admin-control enable
> > to enable power delivery, and
> >    ethtool --show-pse t1l2
> > to display the PoDL PSE settings.
> > 
> > By integrating PoDL PSE support into the PRTT1C devicetree, users can
> > benefit from streamlined power and data connections in their
> > deployments, improving overall system efficiency and reducing cabling
> > complexity.
> > 
> > [1] https://lore.kernel.org/all/20230317093024.1051999-1-o.rempel@xxxxxxxxxxxxxx/
> > 
> > Signed-off-by: Oleksij Rempel <o.rempel@xxxxxxxxxxxxxx>
> > ---
> 
> Please, fix the introduction of those new yaml validation errors:
> 
> arch/arm/boot/dts/stm32mp151a-prtt1c.dtb: ethernet-pse-1: $nodename:0:
> 'ethernet-pse-1' does not match '^ethernet-pse(@.*)?$'
>         From schema:
> /Documentation/devicetree/bindings/net/pse-pd/podl-pse-regulator.yaml
> arch/arm/boot/dts/stm32mp151a-prtt1c.dtb: ethernet-pse-2: $nodename:0:
> 'ethernet-pse-2' does not match '^ethernet-pse(@.*)?$'
>         From schema: /local/home/frq08678/STLINUX/kernel/my-kernel/stm32/Documentation/devicetree/bindings/net/pse-pd/podl-pse-regulator.yaml

Using ethernet-pse@1 will require to use "reg" or "ranges" properties.
Which makes no sense in this use case. I need to fix the schema instead by
allowing this patter with following regex: "^ethernet-pse(@.*|-[0-9a-f])*$"

Should I send schema fix together with this patch?

Regards,
Oleksij
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