Re: [PATCH v4 net-next 3/9] dt-bindings: net: dsa: utilize base definitions for standard dsa switches

Colin Foster
2022-12-05T18:20:34Z

On Sat, Dec 03, 2022 at 12:45:34AM +0300, Arınç ÜNAL wrote:
> On 2.12.2022 23:45, Colin Foster wrote:
> > DSA switches can fall into one of two categories: switches where all ports
> > follow standard '(ethernet-)?port' properties, and switches that have
> > additional properties for the ports.
> >
> > The scenario where DSA ports are all standardized can be handled by
> > swtiches with a reference to the new 'dsa.yaml#/$defs/ethernet-ports'.
> >
> > The scenario where DSA ports require additional properties can reference
> > '$dsa.yaml#' directly. This will allow switches to reference these standard
> > defitions of the DSA switch, but add additional properties under the port
> > nodes.
> >
> > Suggested-by: Rob Herring <robh@kernel.org>
> > Signed-off-by: Colin Foster <colin.foster@in-advantage.com>
> > Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
> > Reviewed-by: Florian Fainelli <f.fainelli@gmail.com>
> > Acked-by: Alvin Šipraga <alsi@bang-olufsen.dk> # realtek
> > ---
> >
> > v3 -> v4
> > * Rename "$defs/base" to "$defs/ethernet-ports" to avoid implication of a
> > "base class" and fix commit message accordingly
> > * Add the following to the common etherent-ports node:
> > "additionalProperties: false"
> > "#address-cells" property
> > "#size-cells" property
> > * Fix "etherenet-ports@[0-9]+" to correctly be "ethernet-port@[0-9]+"
> > * Remove unnecessary newline
> > * Apply changes to mediatek,mt7530.yaml that were previously in a separate patch
> > * Add Reviewed and Acked tags
> >
> > v3
> > * New patch
> >
> > ---
> > .../bindings/net/dsa/arrow,xrs700x.yaml | 2 +-
> > .../devicetree/bindings/net/dsa/brcm,b53.yaml | 2 +-
> > .../devicetree/bindings/net/dsa/dsa.yaml | 25 ++++++++++++++++---
> > .../net/dsa/hirschmann,hellcreek.yaml | 2 +-
> > .../bindings/net/dsa/mediatek,mt7530.yaml | 16 +++---------
> > .../bindings/net/dsa/microchip,ksz.yaml | 2 +-
> > .../bindings/net/dsa/microchip,lan937x.yaml | 2 +-
> > .../bindings/net/dsa/mscc,ocelot.yaml | 2 +-
> > .../bindings/net/dsa/nxp,sja1105.yaml | 2 +-
> > .../devicetree/bindings/net/dsa/realtek.yaml | 2 +-
> > .../bindings/net/dsa/renesas,rzn1-a5psw.yaml | 2 +-
> > 11 files changed, 35 insertions(+), 24 deletions(-)
> >
> > diff --git a/Documentation/devicetree/bindings/net/dsa/arrow,xrs700x.yaml b/Documentation/devicetree/bindings/net/dsa/arrow,xrs700x.yaml
> > index 259a0c6547f3..5888e3a0169a 100644
> > --- a/Documentation/devicetree/bindings/net/dsa/arrow,xrs700x.yaml
> > +++ b/Documentation/devicetree/bindings/net/dsa/arrow,xrs700x.yaml
> > @@ -7,7 +7,7 @@ $schema: http://devicetree.org/meta-schemas/core.yaml#
> > title: Arrow SpeedChips XRS7000 Series Switch Device Tree Bindings
> > allOf:
> > - - $ref: dsa.yaml#
> > + - $ref: dsa.yaml#/$defs/ethernet-ports
> > maintainers:
> > - George McCollister <george.mccollister@gmail.com>
> > diff --git a/Documentation/devicetree/bindings/net/dsa/brcm,b53.yaml b/Documentation/devicetree/bindings/net/dsa/brcm,b53.yaml
> > index 1219b830b1a4..5bef4128d175 100644
> > --- a/Documentation/devicetree/bindings/net/dsa/brcm,b53.yaml
> > +++ b/Documentation/devicetree/bindings/net/dsa/brcm,b53.yaml
> > @@ -66,7 +66,7 @@ required:
> > - reg
> > allOf:
> > - - $ref: dsa.yaml#
> > + - $ref: dsa.yaml#/$defs/ethernet-ports
> > - if:
> > properties:
> > compatible:
> > diff --git a/Documentation/devicetree/bindings/net/dsa/dsa.yaml b/Documentation/devicetree/bindings/net/dsa/dsa.yaml
> > index b9d48e357e77..b9e366e46aed 100644
> > --- a/Documentation/devicetree/bindings/net/dsa/dsa.yaml
> > +++ b/Documentation/devicetree/bindings/net/dsa/dsa.yaml
> > @@ -19,9 +19,6 @@ description:
> > select: false
> > properties:
> > - $nodename:
> > - pattern: "^(ethernet-)?switch(@.*)?$"
> > -
> > dsa,member:
> > minItems: 2
> > maxItems: 2
> > @@ -58,4 +55,26 @@ oneOf:
> > additionalProperties: true
> > +$defs:
> > + ethernet-ports:
> > + description: A DSA switch without any extra port properties
> > + $ref: '#/'
> > +
> > + patternProperties:
> > + "^(ethernet-)?ports$":
> > + type: object
> > + additionalProperties: false
> > +
> > + properties:
> > + '#address-cells':
> > + const: 1
> > + '#size-cells':
> > + const: 0
> > +
> > + patternProperties:
> > + "^(ethernet-)?port@[0-9]+$":
> > + description: Ethernet switch ports
> > + $ref: dsa-port.yaml#
> > + unevaluatedProperties: false
> > +
> > ...
> > diff --git a/Documentation/devicetree/bindings/net/dsa/hirschmann,hellcreek.yaml b/Documentation/devicetree/bindings/net/dsa/hirschmann,hellcreek.yaml
> > index 73b774eadd0b..748ef9983ce2 100644
> > --- a/Documentation/devicetree/bindings/net/dsa/hirschmann,hellcreek.yaml
> > +++ b/Documentation/devicetree/bindings/net/dsa/hirschmann,hellcreek.yaml
> > @@ -7,7 +7,7 @@ $schema: http://devicetree.org/meta-schemas/core.yaml#
> > title: Hirschmann Hellcreek TSN Switch Device Tree Bindings
> > allOf:
> > - - $ref: dsa.yaml#
> > + - $ref: dsa.yaml#/$defs/ethernet-ports
> > maintainers:
> > - Andrew Lunn <andrew@lunn.ch>
> > diff --git a/Documentation/devicetree/bindings/net/dsa/mediatek,mt7530.yaml b/Documentation/devicetree/bindings/net/dsa/mediatek,mt7530.yaml
> > index f2e9ff3f580b..b815272531fa 100644
> > --- a/Documentation/devicetree/bindings/net/dsa/mediatek,mt7530.yaml
> > +++ b/Documentation/devicetree/bindings/net/dsa/mediatek,mt7530.yaml
> > @@ -156,17 +156,6 @@ patternProperties:
> > patternProperties:
> > "^(ethernet-)?port@[0-9]+$":
> > - type: object
> > - description: Ethernet switch ports
> > -
> > - unevaluatedProperties: false
> > -
> > - properties:
> > - reg:
> > - description:
> > - Port address described must be 5 or 6 for CPU port and from 0 to 5
> > - for user ports.
>
> This shouldn't be moved. Please reread our conversation on the previous
> version.

I see - I missed your point. My apologies. This binding should keep the
reg properties where they were. I'll wait a few more days for any
additional feedback.

>
> > -
> > allOf:
> > - $ref: dsa-port.yaml#
> > - if:
> > @@ -174,6 +163,9 @@ patternProperties:
> > then:
> > properties:
> > reg:
> > + description:
> > + Port address described must be 5 or 6 for CPU port and from
> > + 0 to 5 for user ports
>
> Arınç