[PATCH 2/4] dt-bindings: net: dsa: document internal MDIO bus

Arınç ÜNAL
2023-08-12T09:17:37Z

Add the schema to document the internal MDIO bus. Adjust realtek.yaml
accordingly.

Signed-off-by: Arınç ÜNAL <arinc.unal@arinc9.com>
---
.../devicetree/bindings/net/dsa/dsa.yaml | 18 +++++
.../devicetree/bindings/net/dsa/realtek.yaml | 66 +++++++++----------
2 files changed, 50 insertions(+), 34 deletions(-)

diff --git a/Documentation/devicetree/bindings/net/dsa/dsa.yaml b/Documentation/devicetree/bindings/net/dsa/dsa.yaml
index ec74a660beda..03ccedbc49dc 100644
--- a/Documentation/devicetree/bindings/net/dsa/dsa.yaml
+++ b/Documentation/devicetree/bindings/net/dsa/dsa.yaml
@@ -31,6 +31,24 @@ properties:
(single device hanging off a CPU port) must not specify this property
$ref: /schemas/types.yaml#/definitions/uint32-array

+ mdio:
+ description: The internal MDIO bus of the switch
+ $ref: /schemas/net/mdio.yaml#
+
+if:
+ required: [ mdio ]
+then:
+ patternProperties:
+ "^(ethernet-)?ports$":
+ patternProperties:
+ "^(ethernet-)?port@[0-9]+$":
+ if:
+ not:
+ required: [ ethernet ]
+ then:
+ required:
+ - phy-handle
+
additionalProperties: true

$defs:
diff --git a/Documentation/devicetree/bindings/net/dsa/realtek.yaml b/Documentation/devicetree/bindings/net/dsa/realtek.yaml
index cfd69c2604ea..ea7db0890abc 100644
--- a/Documentation/devicetree/bindings/net/dsa/realtek.yaml
+++ b/Documentation/devicetree/bindings/net/dsa/realtek.yaml
@@ -6,9 +6,6 @@ $schema: http://devicetree.org/meta-schemas/core.yaml#

title: Realtek switches for unmanaged switches

-allOf:
- - $ref: dsa.yaml#/$defs/ethernet-ports
-
maintainers:
- Linus Walleij <linus.walleij@linaro.org>

@@ -95,37 +92,38 @@ properties:
- '#address-cells'
- '#interrupt-cells'

- mdio:
- $ref: /schemas/net/mdio.yaml#
- unevaluatedProperties: false
-
- properties:
- compatible:
- const: realtek,smi-mdio
-
-if:
- required:
- - reg
-
-then:
- $ref: /schemas/spi/spi-peripheral-props.yaml#
- not:
- required:
- - mdc-gpios
- - mdio-gpios
- - mdio
-
- properties:
- mdc-gpios: false
- mdio-gpios: false
- mdio: false
-
-else:
- required:
- - mdc-gpios
- - mdio-gpios
- - mdio
- - reset-gpios
+allOf:
+ - $ref: dsa.yaml#/$defs/ethernet-ports
+ - if:
+ required: [ mdio ]
+ then:
+ properties:
+ mdio:
+ properties:
+ compatible:
+ const: realtek,smi-mdio
+
+ - if:
+ required:
+ - reg
+ then:
+ $ref: /schemas/spi/spi-peripheral-props.yaml#
+ not:
+ required:
+ - mdc-gpios
+ - mdio-gpios
+ - mdio
+
+ properties:
+ mdc-gpios: false
+ mdio-gpios: false
+ mdio: false
+ else:
+ required:
+ - mdc-gpios
+ - mdio-gpios
+ - mdio
+ - reset-gpios

required:
- compatible
--
2.39.2