1 # SPDX-License-Identifier: GPL-2.0 1 # SPDX-License-Identifier: GPL-2.0
2 %YAML 1.2 2 %YAML 1.2
3 --- 3 ---
4 $id: http://devicetree.org/schemas/net/etherne 4 $id: http://devicetree.org/schemas/net/ethernet-controller.yaml#
5 $schema: http://devicetree.org/meta-schemas/co 5 $schema: http://devicetree.org/meta-schemas/core.yaml#
6 6
7 title: Ethernet Controller Common Properties !! 7 title: Ethernet Controller Generic Binding
8 8
9 maintainers: 9 maintainers:
10 - David S. Miller <davem@davemloft.net> 10 - David S. Miller <davem@davemloft.net>
11 11
12 properties: 12 properties:
13 $nodename: 13 $nodename:
14 pattern: "^ethernet(@.*)?$" 14 pattern: "^ethernet(@.*)?$"
15 15
16 label: <<
17 description: Human readable label on a por <<
18 <<
19 local-mac-address: 16 local-mac-address:
20 description: 17 description:
21 Specifies the MAC address that was assig 18 Specifies the MAC address that was assigned to the network device.
22 $ref: /schemas/types.yaml#/definitions/uin 19 $ref: /schemas/types.yaml#/definitions/uint8-array
23 minItems: 6 !! 20 items:
24 maxItems: 6 !! 21 - minItems: 6
>> 22 maxItems: 6
25 23
26 mac-address: 24 mac-address:
27 description: 25 description:
28 Specifies the MAC address that was last 26 Specifies the MAC address that was last used by the boot
29 program; should be used in cases where t 27 program; should be used in cases where the MAC address assigned
30 to the device by the boot program is dif 28 to the device by the boot program is different from the
31 local-mac-address property. 29 local-mac-address property.
32 $ref: /schemas/types.yaml#/definitions/uin 30 $ref: /schemas/types.yaml#/definitions/uint8-array
33 minItems: 6 !! 31 items:
34 maxItems: 6 !! 32 - minItems: 6
>> 33 maxItems: 6
35 34
36 max-frame-size: 35 max-frame-size:
37 $ref: /schemas/types.yaml#/definitions/uin 36 $ref: /schemas/types.yaml#/definitions/uint32
38 description: 37 description:
39 Maximum transfer unit (IEEE defined MTU) 38 Maximum transfer unit (IEEE defined MTU), rather than the
40 maximum frame size (there\'s contradicti 39 maximum frame size (there\'s contradiction in the Devicetree
41 Specification). 40 Specification).
42 41
43 max-speed: 42 max-speed:
44 $ref: /schemas/types.yaml#/definitions/uin 43 $ref: /schemas/types.yaml#/definitions/uint32
45 description: 44 description:
46 Specifies maximum speed in Mbit/s suppor 45 Specifies maximum speed in Mbit/s supported by the device.
47 46
48 nvmem-cells: 47 nvmem-cells:
49 maxItems: 1 48 maxItems: 1
50 description: 49 description:
51 Reference to an nvmem node for the MAC a 50 Reference to an nvmem node for the MAC address
52 51
53 nvmem-cell-names: 52 nvmem-cell-names:
54 const: mac-address 53 const: mac-address
55 54
56 phy-connection-type: 55 phy-connection-type:
57 description: 56 description:
58 Specifies interface type between the Eth 57 Specifies interface type between the Ethernet device and a physical
59 layer (PHY) device. 58 layer (PHY) device.
60 enum: 59 enum:
61 # There is not a standard bus between th 60 # There is not a standard bus between the MAC and the PHY,
62 # something proprietary is being used to 61 # something proprietary is being used to embed the PHY in the
63 # MAC. 62 # MAC.
64 - internal 63 - internal
65 - mii 64 - mii
66 - gmii 65 - gmii
67 - sgmii 66 - sgmii
68 - psgmii <<
69 - qsgmii 67 - qsgmii
70 - qusgmii <<
71 - tbi 68 - tbi
72 - rev-mii 69 - rev-mii
73 - rmii 70 - rmii
74 - rev-rmii <<
75 - moca <<
76 71
77 # RX and TX delays are added by the MAC 72 # RX and TX delays are added by the MAC when required
78 - rgmii 73 - rgmii
79 74
80 # RGMII with internal RX and TX delays p 75 # RGMII with internal RX and TX delays provided by the PHY,
81 # the MAC should not add the RX or TX de 76 # the MAC should not add the RX or TX delays in this case
82 - rgmii-id 77 - rgmii-id
83 78
84 # RGMII with internal RX delay provided 79 # RGMII with internal RX delay provided by the PHY, the MAC
85 # should not add an RX delay in this cas 80 # should not add an RX delay in this case
86 - rgmii-rxid 81 - rgmii-rxid
87 82
88 # RGMII with internal TX delay provided 83 # RGMII with internal TX delay provided by the PHY, the MAC
89 # should not add an TX delay in this cas 84 # should not add an TX delay in this case
90 - rgmii-txid 85 - rgmii-txid
91 - rtbi 86 - rtbi
92 - smii 87 - smii
93 - xgmii 88 - xgmii
94 - trgmii 89 - trgmii
95 - 1000base-x 90 - 1000base-x
96 - 2500base-x 91 - 2500base-x
97 - 5gbase-r 92 - 5gbase-r
98 - rxaui 93 - rxaui
99 - xaui 94 - xaui
100 95
101 # 10GBASE-KR, XFI, SFI 96 # 10GBASE-KR, XFI, SFI
102 - 10gbase-kr 97 - 10gbase-kr
103 - usxgmii 98 - usxgmii
104 - 10gbase-r 99 - 10gbase-r
105 - 25gbase-r <<
106 - 10g-qxgmii <<
107 100
108 phy-mode: 101 phy-mode:
109 $ref: "#/properties/phy-connection-type" 102 $ref: "#/properties/phy-connection-type"
110 103
111 pcs-handle: <<
112 $ref: /schemas/types.yaml#/definitions/pha <<
113 items: <<
114 maxItems: 1 <<
115 description: <<
116 Specifies a reference to a node represen <<
117 bus to link with an external PHY (phy-ha <<
118 <<
119 pcs-handle-names: <<
120 description: <<
121 The name of each PCS in pcs-handle. <<
122 <<
123 phy-handle: 104 phy-handle:
124 $ref: /schemas/types.yaml#/definitions/pha 105 $ref: /schemas/types.yaml#/definitions/phandle
125 description: 106 description:
126 Specifies a reference to a node represen 107 Specifies a reference to a node representing a PHY device.
127 108
128 phy: 109 phy:
129 $ref: "#/properties/phy-handle" 110 $ref: "#/properties/phy-handle"
130 deprecated: true 111 deprecated: true
131 112
132 phy-device: 113 phy-device:
133 $ref: "#/properties/phy-handle" 114 $ref: "#/properties/phy-handle"
134 deprecated: true 115 deprecated: true
135 116
136 rx-fifo-depth: 117 rx-fifo-depth:
137 $ref: /schemas/types.yaml#/definitions/uin 118 $ref: /schemas/types.yaml#/definitions/uint32
138 description: 119 description:
139 The size of the controller\'s receive fi 120 The size of the controller\'s receive fifo in bytes. This is used
140 for components that can have configurabl 121 for components that can have configurable receive fifo sizes,
141 and is useful for determining certain co 122 and is useful for determining certain configuration settings
142 such as flow control thresholds. 123 such as flow control thresholds.
143 124
>> 125 rx-internal-delay-ps:
>> 126 description: |
>> 127 RGMII Receive Clock Delay defined in pico seconds.
>> 128 This is used for controllers that have configurable RX internal delays.
>> 129 If this property is present then the MAC applies the RX delay.
>> 130
144 sfp: 131 sfp:
145 $ref: /schemas/types.yaml#/definitions/pha 132 $ref: /schemas/types.yaml#/definitions/phandle
146 description: 133 description:
147 Specifies a reference to a node represen 134 Specifies a reference to a node representing a SFP cage.
148 135
149 tx-fifo-depth: 136 tx-fifo-depth:
150 $ref: /schemas/types.yaml#/definitions/uin 137 $ref: /schemas/types.yaml#/definitions/uint32
151 description: 138 description:
152 The size of the controller\'s transmit f 139 The size of the controller\'s transmit fifo in bytes. This
153 is used for components that can have con 140 is used for components that can have configurable fifo sizes.
154 141
>> 142 tx-internal-delay-ps:
>> 143 description: |
>> 144 RGMII Transmit Clock Delay defined in pico seconds.
>> 145 This is used for controllers that have configurable TX internal delays.
>> 146 If this property is present then the MAC applies the TX delay.
>> 147
155 managed: 148 managed:
156 description: 149 description:
157 Specifies the PHY management type. If au 150 Specifies the PHY management type. If auto is set and fixed-link
158 is not specified, it uses MDIO for manag 151 is not specified, it uses MDIO for management.
159 $ref: /schemas/types.yaml#/definitions/str 152 $ref: /schemas/types.yaml#/definitions/string
160 default: auto 153 default: auto
161 enum: 154 enum:
162 - auto 155 - auto
163 - in-band-status 156 - in-band-status
164 157
165 fixed-link: 158 fixed-link:
166 oneOf: !! 159 allOf:
167 - $ref: /schemas/types.yaml#/definitions !! 160 - if:
168 deprecated: true !! 161 type: array
169 items: !! 162 then:
170 - minimum: 0 !! 163 deprecated: true
171 maximum: 31 !! 164 minItems: 1
172 description: !! 165 maxItems: 1
173 Emulated PHY ID, choose any but !! 166 items:
174 specified fixed-links !! 167 items:
175 !! 168 - minimum: 0
176 - enum: [0, 1] !! 169 maximum: 31
177 description: !! 170 description:
178 Duplex configuration. 0 for half !! 171 Emulated PHY ID, choose any but unique to the all
179 full duplex !! 172 specified fixed-links
180 !! 173
181 - enum: [10, 100, 1000, 2500, 10000] !! 174 - enum: [0, 1]
182 description: !! 175 description:
183 Link speed in Mbits/sec. !! 176 Duplex configuration. 0 for half duplex or 1 for
184 !! 177 full duplex
185 - enum: [0, 1] !! 178
186 description: !! 179 - enum: [10, 100, 1000]
187 Pause configuration. 0 for no pa !! 180 description:
188 !! 181 Link speed in Mbits/sec.
189 - enum: [0, 1] !! 182
190 description: !! 183 - enum: [0, 1]
191 Asymmetric pause configuration. !! 184 description:
192 pause, 1 for asymmetric pause !! 185 Pause configuration. 0 for no pause, 1 for pause
193 - type: object !! 186
194 additionalProperties: false !! 187 - enum: [0, 1]
195 properties: !! 188 description:
196 speed: !! 189 Asymmetric pause configuration. 0 for no asymmetric
197 description: !! 190 pause, 1 for asymmetric pause
198 Link speed. !! 191
199 $ref: /schemas/types.yaml#/definit !! 192
200 enum: [10, 100, 1000, 2500, 10000] !! 193 - if:
201 !! 194 type: object
202 full-duplex: !! 195 then:
203 $ref: /schemas/types.yaml#/definit !! 196 properties:
204 description: !! 197 speed:
205 Indicates that full-duplex is us !! 198 description:
206 duplex is assumed. !! 199 Link speed.
207 !! 200 $ref: /schemas/types.yaml#/definitions/uint32
208 pause: !! 201 enum: [10, 100, 1000]
209 $ref: /schemas/types.yaml#/definit !! 202
210 description: !! 203 full-duplex:
211 Indicates that pause should be e !! 204 $ref: /schemas/types.yaml#/definitions/flag
212 !! 205 description:
213 asym-pause: !! 206 Indicates that full-duplex is used. When absent, half
214 $ref: /schemas/types.yaml#/definit !! 207 duplex is assumed.
215 description: !! 208
216 Indicates that asym_pause should !! 209 pause:
217 !! 210 $ref: /schemas/types.yaml#definitions/flag
218 link-gpios: !! 211 description:
219 maxItems: 1 !! 212 Indicates that pause should be enabled.
220 description: !! 213
221 GPIO to determine if the link is !! 214 asym-pause:
222 !! 215 $ref: /schemas/types.yaml#/definitions/flag
223 required: !! 216 description:
224 - speed !! 217 Indicates that asym_pause should be enabled.
225 !! 218
226 leds: !! 219 link-gpios:
227 description: !! 220 maxItems: 1
228 Describes the LEDs associated by Etherne !! 221 description:
229 These LEDs are not integrated in the PHY !! 222 GPIO to determine if the link is up
230 control on them. Ethernet Controller reg !! 223
231 these defined LEDs. !! 224 required:
232 !! 225 - speed
233 type: object <<
234 <<
235 properties: <<
236 '#address-cells': <<
237 const: 1 <<
238 <<
239 '#size-cells': <<
240 const: 0 <<
241 <<
242 patternProperties: <<
243 '^led@[a-f0-9]+$': <<
244 $ref: /schemas/leds/common.yaml# <<
245 <<
246 properties: <<
247 reg: <<
248 maxItems: 1 <<
249 description: <<
250 This define the LED index in the <<
251 driver dependent and required fo <<
252 LED for the same port. <<
253 <<
254 required: <<
255 - reg <<
256 <<
257 unevaluatedProperties: false <<
258 <<
259 additionalProperties: false <<
260 <<
261 dependencies: <<
262 pcs-handle-names: [pcs-handle] <<
263 <<
264 allOf: <<
265 - if: <<
266 properties: <<
267 phy-mode: <<
268 contains: <<
269 enum: <<
270 - rgmii <<
271 - rgmii-rxid <<
272 - rgmii-txid <<
273 - rgmii-id <<
274 then: <<
275 properties: <<
276 rx-internal-delay-ps: <<
277 description: <<
278 RGMII Receive Clock Delay defined <<
279 controllers that have configurable <<
280 property is present then the MAC a <<
281 tx-internal-delay-ps: <<
282 description: <<
283 RGMII Transmit Clock Delay defined <<
284 controllers that have configurable <<
285 property is present then the MAC a <<
286 226
287 additionalProperties: true 227 additionalProperties: true
288 228
289 ... 229 ...
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