[PATCH net-next 1/5] dt-bindings: net: Brcm ASP 2.0 Ethernet controller

Justin Chen justinpopo6 at gmail.com
Fri Sep 24 21:44:47 UTC 2021


From: Florian Fainelli <f.fainelli at gmail.com>

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

Signed-off-by: Florian Fainelli <f.fainelli at gmail.com>
Signed-off-by: Justin Chen <justinpopo6 at gmail.com>
---
 .../devicetree/bindings/net/brcm,asp-v2.0.yaml     | 147 +++++++++++++++++++++
 1 file changed, 147 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 0000000..bab31d9
--- /dev/null
+++ b/Documentation/devicetree/bindings/net/brcm,asp-v2.0.yaml
@@ -0,0 +1,147 @@
+# SPDX-License-Identifier: GPL-2.0
+%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 <justinpopo6 at gmail.com>
+  - Florian Fainelli <f.fainelli at gmail.com>
+
+description: Broadcom Ethernet controller first introduced with 72165
+
+properties:
+  '#address-cells':
+    const: 1
+  '#size-cells':
+    const: 1
+
+  compatible:
+    enum:
+      - brcm,bcm72165-asp-v2.0
+      - brcm,asp-v2.0
+
+  reg:
+    maxItems: 1
+    description: ASP registers
+
+  ranges: true
+
+  interrupts:
+    minItems: 1
+    maxItems: 3
+    items:
+      - description: RX/TX interrupt
+      - description: Port 0 Wake-on-LAN
+      - description: Port 1 Wake-on-LAN
+
+  clocks:
+    $ref: /schemas/types.yaml#/definitions/phandle-array
+    description: Phandle to clock controller
+
+  clock-names:
+    const: sw_asp
+
+  brcm,reserved-net-filters-mask:
+    $ref: /schemas/types.yaml#/definitions/uint32
+    description: bitmap of reserved network filters that the driver will not use.
+
+  mdio:
+    type: object
+    $ref: brcm,unimac-mdio.yaml#
+
+  ethernet-ports:
+    type: object
+    properties:
+      '#address-cells':
+        const: 1
+      '#size-cells':
+        const: 0
+
+    patternProperties:
+      "^port@[0-9]+$":
+        type: object
+
+        $ref: ethernet-controller.yaml#
+
+        properties:
+          reg:
+            maxItems: 1
+            description: Port number
+
+          channel:
+            maxItems: 1
+            description: ASP channel number
+
+        required:
+         - reg
+         - channel
+
+required:
+  - compatible
+  - reg
+  - interrupts
+  - clocks
+  - clock-names
+  - ranges
+
+additionalProperties: false
+
+examples:
+  - |
+    asp at 9c00000 {
+        compatible = "brcm,asp-v2.0";
+        reg = <0x9c00000 0x1fff14>;
+        interrupts = <0x0 0x33 0x4>;
+        ranges;
+        clocks = <&scmi 14>;
+        clock-names = "sw_asp";
+        brcm,reserved-net-filters-mask = <0xff>;
+        #address-cells = <1>;
+        #size-cells = <1>;
+
+        mdio at c614 {
+            compatible = "brcm,asp-v2.0-mdio";
+            reg = <0xc614 0x8>;
+            reg-names = "mdio";
+            #address-cells = <1>;
+            #size-cells = <0>;
+
+            phy0: ethernet-phy at 1 {
+                reg = <1>;
+            };
+       };
+
+        mdio at ce14 {
+            compatible = "brcm,asp-v2.0-mdio";
+            reg = <0xce14 0x8>;
+            reg-names = "mdio";
+            #address-cells = <1>;
+            #size-cells = <0>;
+
+            phy1: ethernet-phy at 1 {
+                reg = <1>;
+            };
+        };
+
+        ethernet-ports {
+            #address-cells = <1>;
+            #size-cells = <0>;
+
+            port at 0 {
+                reg = <0>;
+                channel = <8>;
+                phy-mode = "rgmii";
+                phy-handle = <&phy0>;
+            };
+
+            port at 1 {
+                reg = <1>;
+                channel = <9>;
+                phy-mode = "rgmii";
+                phy-handle = <&phy1>;
+            };
+        };
+    };
-- 
2.7.4



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