xref: /freebsd/sys/contrib/device-tree/Bindings/net/dsa/brcm,sf2.yaml (revision 8ddb146abcdf061be9f2c0db7e391697dafad85c) 
1# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2%YAML 1.2
3---
4$id: http://devicetree.org/schemas/net/dsa/brcm,sf2.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: Broadcom Starfighter 2 integrated swich
8
9maintainers:
10  - Florian Fainelli <f.fainelli@gmail.com>
11
12properties:
13  compatible:
14    items:
15      - enum:
16          - brcm,bcm4908-switch
17          - brcm,bcm7278-switch-v4.0
18          - brcm,bcm7278-switch-v4.8
19          - brcm,bcm7445-switch-v4.0
20
21  reg:
22    minItems: 6
23    maxItems: 6
24
25  reg-names:
26    items:
27      - const: core
28      - const: reg
29      - const: intrl2_0
30      - const: intrl2_1
31      - const: fcb
32      - const: acb
33
34  interrupts:
35    minItems: 2
36    maxItems: 2
37
38  interrupt-names:
39    items:
40      - const: switch_0
41      - const: switch_1
42
43  resets:
44    maxItems: 1
45
46  reset-names:
47    const: switch
48
49  clocks:
50    minItems: 1
51    items:
52      - description: switch's main clock
53      - description: dividing of the switch core clock
54
55  clock-names:
56    minItems: 1
57    items:
58      - const: sw_switch
59      - const: sw_switch_mdiv
60
61  brcm,num-gphy:
62    $ref: /schemas/types.yaml#/definitions/uint32
63    description: maximum number of integrated gigabit PHYs in the switch
64
65  brcm,num-rgmii-ports:
66    $ref: /schemas/types.yaml#/definitions/uint32
67    description: maximum number of RGMII interfaces supported by the switch
68
69  brcm,fcb-pause-override:
70    description: if present indicates that the switch supports Failover Control
71      Block pause override capability
72    type: boolean
73
74  brcm,acb-packets-inflight:
75    description: if present indicates that the switch Admission Control Block
76      supports reporting the number of packets in-flight in a switch queue
77    type: boolean
78
79  "#address-cells":
80    const: 1
81
82  "#size-cells":
83    const: 0
84
85  ports:
86    type: object
87
88    properties:
89      brcm,use-bcm-hdr:
90        description: if present, indicates that the switch port has Broadcom
91          tags enabled (per-packet metadata)
92        type: boolean
93
94required:
95  - reg
96  - interrupts
97  - "#address-cells"
98  - "#size-cells"
99
100allOf:
101  - $ref: "dsa.yaml#"
102  - if:
103      properties:
104        compatible:
105          contains:
106            enum:
107              - brcm,bcm7278-switch-v4.0
108              - brcm,bcm7278-switch-v4.8
109    then:
110      properties:
111        clocks:
112          minItems: 1
113          maxItems: 1
114        clock-names:
115          minItems: 1
116          maxItems: 1
117      required:
118        - clocks
119        - clock-names
120  - if:
121      properties:
122        compatible:
123          contains:
124            const: brcm,bcm7445-switch-v4.0
125    then:
126      properties:
127        clocks:
128          minItems: 2
129          maxItems: 2
130        clock-names:
131          minItems: 2
132          maxItems: 2
133      required:
134        - clocks
135        - clock-names
136
137additionalProperties: false
138
139examples:
140  - |
141    switch@f0b00000 {
142            compatible = "brcm,bcm7445-switch-v4.0";
143            #address-cells = <1>;
144            #size-cells = <0>;
145            reg = <0xf0b00000 0x40000>,
146                  <0xf0b40000 0x110>,
147                  <0xf0b40340 0x30>,
148                  <0xf0b40380 0x30>,
149                  <0xf0b40400 0x34>,
150                  <0xf0b40600 0x208>;
151            reg-names = "core", "reg", "intrl2_0", "intrl2_1",
152                        "fcb", "acb";
153            interrupts = <0 0x18 0>,
154                         <0 0x19 0>;
155            clocks = <&sw_switch>, <&sw_switch_mdiv>;
156            clock-names = "sw_switch", "sw_switch_mdiv";
157            brcm,num-gphy = <1>;
158            brcm,num-rgmii-ports = <2>;
159            brcm,fcb-pause-override;
160            brcm,acb-packets-inflight;
161
162            ports {
163                    #address-cells = <1>;
164                    #size-cells = <0>;
165
166                    port@0 {
167                            label = "gphy";
168                            reg = <0>;
169                    };
170            };
171    };
172