xref: /linux/Documentation/devicetree/bindings/net/dsa/renesas,rzn1-a5psw.yaml (revision 4359a011e259a4608afc7fb3635370c9d4ba5943) 
1# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2%YAML 1.2
3---
4$id: http://devicetree.org/schemas/net/dsa/renesas,rzn1-a5psw.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: Renesas RZ/N1 Advanced 5 ports ethernet switch
8
9maintainers:
10  - Clément Léger <clement.leger@bootlin.com>
11
12description: |
13  The advanced 5 ports switch is present on the Renesas RZ/N1 SoC family and
14  handles 4 ports + 1 CPU management port.
15
16allOf:
17  - $ref: dsa.yaml#
18
19properties:
20  compatible:
21    items:
22      - enum:
23          - renesas,r9a06g032-a5psw
24      - const: renesas,rzn1-a5psw
25
26  reg:
27    maxItems: 1
28
29  interrupts:
30    items:
31      - description: Device Level Ring (DLR) interrupt
32      - description: Switch interrupt
33      - description: Parallel Redundancy Protocol (PRP) interrupt
34      - description: Integrated HUB module interrupt
35      - description: Receive Pattern Match interrupt
36
37  interrupt-names:
38    items:
39      - const: dlr
40      - const: switch
41      - const: prp
42      - const: hub
43      - const: ptrn
44
45  power-domains:
46    maxItems: 1
47
48  mdio:
49    $ref: /schemas/net/mdio.yaml#
50    unevaluatedProperties: false
51
52  clocks:
53    items:
54      - description: AHB clock used for the switch register interface
55      - description: Switch system clock
56
57  clock-names:
58    items:
59      - const: hclk
60      - const: clk
61
62  ethernet-ports:
63    type: object
64    properties:
65      '#address-cells':
66        const: 1
67      '#size-cells':
68        const: 0
69
70    patternProperties:
71      "^(ethernet-)?port@[0-4]$":
72        type: object
73        description: Ethernet switch ports
74
75        properties:
76          pcs-handle:
77            description:
78              phandle pointing to a PCS sub-node compatible with
79              renesas,rzn1-miic.yaml#
80            $ref: /schemas/types.yaml#/definitions/phandle
81
82unevaluatedProperties: false
83
84required:
85  - compatible
86  - reg
87  - clocks
88  - clock-names
89  - power-domains
90
91examples:
92  - |
93    #include <dt-bindings/gpio/gpio.h>
94    #include <dt-bindings/clock/r9a06g032-sysctrl.h>
95    #include <dt-bindings/interrupt-controller/arm-gic.h>
96
97    switch@44050000 {
98        compatible = "renesas,r9a06g032-a5psw", "renesas,rzn1-a5psw";
99        reg = <0x44050000 0x10000>;
100        clocks = <&sysctrl R9A06G032_HCLK_SWITCH>, <&sysctrl R9A06G032_CLK_SWITCH>;
101        clock-names = "hclk", "clk";
102        power-domains = <&sysctrl>;
103        interrupts = <GIC_SPI 40 IRQ_TYPE_LEVEL_HIGH>,
104                     <GIC_SPI 42 IRQ_TYPE_LEVEL_HIGH>,
105                     <GIC_SPI 43 IRQ_TYPE_LEVEL_HIGH>,
106                     <GIC_SPI 44 IRQ_TYPE_LEVEL_HIGH>,
107                     <GIC_SPI 45 IRQ_TYPE_LEVEL_HIGH>;
108        interrupt-names = "dlr", "switch", "prp", "hub", "ptrn";
109
110        dsa,member = <0 0>;
111
112        ethernet-ports {
113            #address-cells = <1>;
114            #size-cells = <0>;
115
116            port@0 {
117                reg = <0>;
118                label = "lan0";
119                phy-handle = <&switch0phy3>;
120                pcs-handle = <&mii_conv4>;
121            };
122
123            port@1 {
124                reg = <1>;
125                label = "lan1";
126                phy-handle = <&switch0phy1>;
127                pcs-handle = <&mii_conv3>;
128            };
129
130            port@4 {
131                reg = <4>;
132                ethernet = <&gmac2>;
133                label = "cpu";
134                fixed-link {
135                  speed = <1000>;
136                  full-duplex;
137                };
138            };
139        };
140
141        mdio {
142            #address-cells = <1>;
143            #size-cells = <0>;
144
145            reset-gpios = <&gpio0a 2 GPIO_ACTIVE_HIGH>;
146            reset-delay-us = <15>;
147            clock-frequency = <2500000>;
148
149            switch0phy1: ethernet-phy@1{
150                reg = <1>;
151            };
152
153            switch0phy3: ethernet-phy@3{
154                reg = <3>;
155            };
156        };
157    };
158