sunplus,sp7021-emac.yaml

  1# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
  2# Copyright (C) Sunplus Co., Ltd. 2021
  3%YAML 1.2
  4---
  5$id: http://devicetree.org/schemas/net/sunplus,sp7021-emac.yaml#
  6$schema: http://devicetree.org/meta-schemas/core.yaml#
  7
  8title: Sunplus SP7021 Dual Ethernet MAC
  9
 10maintainers:
 11  - Wells Lu <wellslutw@gmail.com>
 12
 13description: |
 14  Sunplus SP7021 dual 10M/100M Ethernet MAC controller.
 15  Device node of the controller has following properties.
 16
 17properties:
 18  compatible:
 19    const: sunplus,sp7021-emac
 20
 21  reg:
 22    maxItems: 1
 23
 24  interrupts:
 25    maxItems: 1
 26
 27  clocks:
 28    maxItems: 1
 29
 30  resets:
 31    maxItems: 1
 32
 33  ethernet-ports:
 34    type: object
 35    additionalProperties: false
 36    description: Ethernet ports to PHY
 37
 38    properties:
 39      "#address-cells":
 40        const: 1
 41
 42      "#size-cells":
 43        const: 0
 44
 45    patternProperties:
 46      "^port@[0-1]$":
 47        type: object
 48        additionalProperties: false
 49        description: Port to PHY
 50
 51        properties:
 52          reg:
 53            minimum: 0
 54            maximum: 1
 55
 56          phy-handle:
 57            maxItems: 1
 58
 59          phy-mode:
 60            maxItems: 1
 61
 62          nvmem-cells:
 63            items:
 64              - description: nvmem cell address of MAC address
 65
 66          nvmem-cell-names:
 67            description: names corresponding to the nvmem cells
 68            items:
 69              - const: mac-address
 70
 71        required:
 72          - reg
 73          - phy-handle
 74          - phy-mode
 75          - nvmem-cells
 76          - nvmem-cell-names
 77
 78  mdio:
 79    $ref: mdio.yaml#
 80    unevaluatedProperties: false
 81
 82additionalProperties: false
 83
 84required:
 85  - compatible
 86  - reg
 87  - interrupts
 88  - clocks
 89  - resets
 90  - pinctrl-0
 91  - pinctrl-names
 92  - ethernet-ports
 93  - mdio
 94
 95examples:
 96  - |
 97    #include <dt-bindings/interrupt-controller/irq.h>
 98
 99    ethernet@9c108000 {
100        compatible = "sunplus,sp7021-emac";
101        reg = <0x9c108000 0x400>;
102        interrupt-parent = <&intc>;
103        interrupts = <66 IRQ_TYPE_LEVEL_HIGH>;
104        clocks = <&clkc 0xa7>;
105        resets = <&rstc 0x97>;
106        pinctrl-0 = <&emac_demo_board_v3_pins>;
107        pinctrl-names = "default";
108
109        ethernet-ports {
110            #address-cells = <1>;
111            #size-cells = <0>;
112
113            port@0 {
114                reg = <0>;
115                phy-handle = <&eth_phy0>;
116                phy-mode = "rmii";
117                nvmem-cells = <&mac_addr0>;
118                nvmem-cell-names = "mac-address";
119            };
120
121            port@1 {
122                reg = <1>;
123                phy-handle = <&eth_phy1>;
124                phy-mode = "rmii";
125                nvmem-cells = <&mac_addr1>;
126                nvmem-cell-names = "mac-address";
127            };
128        };
129
130        mdio {
131            #address-cells = <1>;
132            #size-cells = <0>;
133
134            eth_phy0: ethernet-phy@0 {
135                reg = <0>;
136            };
137
138            eth_phy1: ethernet-phy@1 {
139                reg = <1>;
140            };
141        };
142    };
143...