Re: [PATCH net-next v5 2/6] dt-bindings: net: Brcm ASP 2.0 Ethernet controller

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On 5/31/23 12:18 PM, Krzysztof Kozlowski wrote:
On 25/05/2023 01:01, Justin Chen wrote:
From: Florian Fainelli <florian.fainelli@xxxxxxxxxxxx>

Add a binding document for the Broadcom ASP 2.0 Ethernet
controller.

Signed-off-by: Florian Fainelli <florian.fainelli@xxxxxxxxxxxx>
Signed-off-by: Justin Chen <justin.chen@xxxxxxxxxxxx>
---
v5
	- Fix compatible string yaml format to properly capture what we want

v4
         - Adjust compatible string example to reference SoC and HW ver

v3
         - Minor formatting issues
         - Change channel prop to brcm,channel for vendor specific format
         - Removed redundant v2.0 from compat string
         - Fix ranges field

v2
         - Minor formatting issues

  .../devicetree/bindings/net/brcm,asp-v2.0.yaml     | 149 +++++++++++++++++++++
  1 file changed, 149 insertions(+)
  create mode 100644 Documentation/devicetree/bindings/net/brcm,asp-v2.0.yaml

diff --git a/Documentation/devicetree/bindings/net/brcm,asp-v2.0.yaml b/Documentation/devicetree/bindings/net/brcm,asp-v2.0.yaml
new file mode 100644
index 000000000000..c4cd24492bfd
--- /dev/null
+++ b/Documentation/devicetree/bindings/net/brcm,asp-v2.0.yaml
@@ -0,0 +1,149 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/net/brcm,asp-v2.0.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Broadcom ASP 2.0 Ethernet controller
+
+maintainers:
+  - Justin Chen <justin.chen@xxxxxxxxxxxx>
+  - Florian Fainelli <florian.fainelli@xxxxxxxxxxxx>
+
+description: Broadcom Ethernet controller first introduced with 72165
+
+properties:
+  '#address-cells':

Judging by more comments, there will be a v6, thus please also use
consistent quotes - either ' or ".

+    const: 1
+  '#size-cells':
+    const: 1
+
+  compatible:

As Conor pointed out, compatible is always first.

+    oneOf:
+      - items:
+          - enum:
+              - brcm,bcm74165-asp
+          - const: brcm,asp-v2.1
+      - items:
+          - enum:
+              - brcm,bcm72165-asp
+          - const: brcm,asp-v2.0
+
+  reg:
+    maxItems: 1
+
+  ranges: true
+
+  interrupts:
+    minItems: 1
+    items:
+      - description: RX/TX interrupt
+      - description: Port 0 Wake-on-LAN
+      - description: Port 1 Wake-on-LAN
+
+  clocks:
+    maxItems: 1
+
+  ethernet-ports:
+    type: object
+    properties:
+      '#address-cells':
+        const: 1
+      '#size-cells':
+        const: 0
+
+    patternProperties:
+      "^port@[0-9]+$":
+        type: object
+
+        $ref: ethernet-controller.yaml#
+
+        properties:
+          reg:
+            maxItems: 1
+            description: Port number
+
+          brcm,channel:
+            $ref: /schemas/types.yaml#/definitions/uint32
+            description: ASP channel number

Why do you need it? reg defines it. Your description does not explain
here much, except copying property name. Can we please avoid
descriptions which just copy name?

Will add a better description. The values may be different.

Thanks,
Justin

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