xref: /linux/Documentation/devicetree/bindings/net/renesas,ether.yaml (revision 7f71507851fc7764b36a3221839607d3a45c2025) 
1# SPDX-License-Identifier: GPL-2.0
2%YAML 1.2
3---
4$id: http://devicetree.org/schemas/net/renesas,ether.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: Renesas Electronics SH EtherMAC
8
9allOf:
10  - $ref: ethernet-controller.yaml#
11
12maintainers:
13  - Sergei Shtylyov <sergei.shtylyov@gmail.com>
14
15properties:
16  compatible:
17    oneOf:
18      - items:
19          - enum:
20              - renesas,gether-r8a7740   # device is a part of R8A7740 SoC
21              - renesas,gether-r8a77980  # device is a part of R8A77980 SoC
22              - renesas,ether-r7s72100   # device is a part of R7S72100 SoC
23              - renesas,ether-r7s9210    # device is a part of R7S9210 SoC
24      - items:
25          - enum:
26              - renesas,ether-r8a7778    # device is a part of R8A7778 SoC
27              - renesas,ether-r8a7779    # device is a part of R8A7779 SoC
28          - enum:
29              - renesas,rcar-gen1-ether  # a generic R-Car Gen1 device
30      - items:
31          - enum:
32              - renesas,ether-r8a7742    # device is a part of R8A7742 SoC
33              - renesas,ether-r8a7743    # device is a part of R8A7743 SoC
34              - renesas,ether-r8a7745    # device is a part of R8A7745 SoC
35              - renesas,ether-r8a7790    # device is a part of R8A7790 SoC
36              - renesas,ether-r8a7791    # device is a part of R8A7791 SoC
37              - renesas,ether-r8a7793    # device is a part of R8A7793 SoC
38              - renesas,ether-r8a7794    # device is a part of R8A7794 SoC
39          - enum:
40              - renesas,rcar-gen2-ether  # a generic R-Car Gen2 or RZ/G1 device
41
42  reg:
43    items:
44      - description: E-DMAC/feLic registers
45      - description: TSU registers
46    minItems: 1
47
48  interrupts:
49    maxItems: 1
50
51  '#address-cells':
52    description: number of address cells for the MDIO bus
53    const: 1
54
55  '#size-cells':
56    description: number of size cells on the MDIO bus
57    const: 0
58
59  clocks:
60    maxItems: 1
61
62  iommus:
63    maxItems: 1
64
65  power-domains:
66    maxItems: 1
67
68  resets:
69    maxItems: 1
70
71  phy-mode: true
72
73  phy-handle: true
74
75  renesas,no-ether-link:
76    type: boolean
77    description:
78      specify when a board does not provide a proper Ether LINK signal
79
80  renesas,ether-link-active-low:
81    type: boolean
82    description:
83      specify when the Ether LINK signal is active-low instead of normal
84      active-high
85
86patternProperties:
87  "@[0-9a-f]$":
88    type: object
89
90required:
91  - compatible
92  - reg
93  - interrupts
94  - phy-mode
95  - phy-handle
96  - '#address-cells'
97  - '#size-cells'
98  - clocks
99
100additionalProperties: false
101
102examples:
103  # Lager board
104  - |
105    #include <dt-bindings/clock/r8a7790-cpg-mssr.h>
106    #include <dt-bindings/interrupt-controller/arm-gic.h>
107    #include <dt-bindings/power/r8a7790-sysc.h>
108    #include <dt-bindings/gpio/gpio.h>
109
110    ethernet@ee700000 {
111        compatible = "renesas,ether-r8a7790", "renesas,rcar-gen2-ether";
112        reg = <0xee700000 0x400>;
113        interrupts = <GIC_SPI 162 IRQ_TYPE_LEVEL_HIGH>;
114        clocks = <&cpg CPG_MOD 813>;
115        power-domains = <&sysc R8A7790_PD_ALWAYS_ON>;
116        resets = <&cpg 813>;
117        phy-mode = "rmii";
118        phy-handle = <&phy1>;
119        renesas,ether-link-active-low;
120        #address-cells = <1>;
121        #size-cells = <0>;
122
123        phy1: ethernet-phy@1 {
124            compatible = "ethernet-phy-id0022.1537",
125                         "ethernet-phy-ieee802.3-c22";
126            reg = <1>;
127            interrupt-parent = <&irqc0>;
128            interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
129            reset-gpios = <&gpio5 31 GPIO_ACTIVE_LOW>;
130        };
131    };
132