1 # SPDX-License-Identifier: (GPL-2.0-only OR BS 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2 %YAML 1.2 2 %YAML 1.2
3 --- 3 ---
4 $id: http://devicetree.org/schemas/arm/vexpres 4 $id: http://devicetree.org/schemas/arm/vexpress-config.yaml#
5 $schema: http://devicetree.org/meta-schemas/co 5 $schema: http://devicetree.org/meta-schemas/core.yaml#
6 6
7 title: ARM Versatile Express configuration bus 7 title: ARM Versatile Express configuration bus
8 8
9 maintainers: 9 maintainers:
10 - Andre Przywara <andre.przywara@arm.com> 10 - Andre Przywara <andre.przywara@arm.com>
11 11
12 description: 12 description:
13 This is a system control register block, act 13 This is a system control register block, acting as a bridge to the
14 platform's configuration bus via "system con 14 platform's configuration bus via "system control" interface, addressing
15 devices with site number, position in the bo 15 devices with site number, position in the board stack, config controller,
16 function and device numbers - see motherboar 16 function and device numbers - see motherboard's TRM for more details.
17 17
18 properties: 18 properties:
19 compatible: 19 compatible:
20 const: arm,vexpress,config-bus 20 const: arm,vexpress,config-bus
21 21
22 arm,vexpress,config-bridge: 22 arm,vexpress,config-bridge:
23 $ref: /schemas/types.yaml#/definitions/pha 23 $ref: /schemas/types.yaml#/definitions/phandle
24 description: 24 description:
25 Phandle to the sysreg node. 25 Phandle to the sysreg node.
26 26
27 muxfpga: 27 muxfpga:
28 type: object 28 type: object
29 properties: 29 properties:
30 compatible: 30 compatible:
31 const: arm,vexpress-muxfpga 31 const: arm,vexpress-muxfpga
32 32
33 arm,vexpress-sysreg,func: 33 arm,vexpress-sysreg,func:
34 description: FPGA specifier 34 description: FPGA specifier
35 $ref: /schemas/types.yaml#/definitions 35 $ref: /schemas/types.yaml#/definitions/uint32-array
36 items: 36 items:
37 - const: 7 37 - const: 7
38 - description: device number 38 - description: device number
39 39
40 additionalProperties: false 40 additionalProperties: false
41 required: 41 required:
42 - compatible 42 - compatible
43 - arm,vexpress-sysreg,func 43 - arm,vexpress-sysreg,func
44 44
45 shutdown: 45 shutdown:
46 type: object 46 type: object
47 properties: 47 properties:
48 compatible: 48 compatible:
49 const: arm,vexpress-shutdown 49 const: arm,vexpress-shutdown
50 50
51 arm,vexpress-sysreg,func: 51 arm,vexpress-sysreg,func:
52 description: shutdown identifier 52 description: shutdown identifier
53 $ref: /schemas/types.yaml#/definitions 53 $ref: /schemas/types.yaml#/definitions/uint32-array
54 items: 54 items:
55 - const: 8 55 - const: 8
56 - description: device number 56 - description: device number
57 57
58 additionalProperties: false 58 additionalProperties: false
59 required: 59 required:
60 - compatible 60 - compatible
61 - arm,vexpress-sysreg,func 61 - arm,vexpress-sysreg,func
62 62
63 reboot: 63 reboot:
64 type: object 64 type: object
65 properties: 65 properties:
66 compatible: 66 compatible:
67 const: arm,vexpress-reboot 67 const: arm,vexpress-reboot
68 68
69 arm,vexpress-sysreg,func: 69 arm,vexpress-sysreg,func:
70 description: reboot identifier 70 description: reboot identifier
71 $ref: /schemas/types.yaml#/definitions 71 $ref: /schemas/types.yaml#/definitions/uint32-array
72 items: 72 items:
73 - const: 9 73 - const: 9
74 - description: device number 74 - description: device number
75 75
76 additionalProperties: false 76 additionalProperties: false
77 required: 77 required:
78 - compatible 78 - compatible
79 - arm,vexpress-sysreg,func 79 - arm,vexpress-sysreg,func
80 80
81 dvimode: 81 dvimode:
82 type: object 82 type: object
83 properties: 83 properties:
84 compatible: 84 compatible:
85 const: arm,vexpress-dvimode 85 const: arm,vexpress-dvimode
86 86
87 arm,vexpress-sysreg,func: 87 arm,vexpress-sysreg,func:
88 description: DVI mode identifier 88 description: DVI mode identifier
89 $ref: /schemas/types.yaml#/definitions 89 $ref: /schemas/types.yaml#/definitions/uint32-array
90 items: 90 items:
91 - const: 11 91 - const: 11
92 - description: device number 92 - description: device number
93 93
94 additionalProperties: false 94 additionalProperties: false
95 required: 95 required:
96 - compatible 96 - compatible
97 - arm,vexpress-sysreg,func 97 - arm,vexpress-sysreg,func
98 98
99 additionalProperties: false 99 additionalProperties: false
100 100
101 required: 101 required:
102 - compatible 102 - compatible
103 - arm,vexpress,config-bridge 103 - arm,vexpress,config-bridge
104 104
105 patternProperties: 105 patternProperties:
106 'clk[0-9]*$': 106 'clk[0-9]*$':
107 type: object 107 type: object
108 description: 108 description:
109 clocks 109 clocks
110 110
111 properties: 111 properties:
112 compatible: 112 compatible:
113 const: arm,vexpress-osc 113 const: arm,vexpress-osc
114 114
115 arm,vexpress-sysreg,func: 115 arm,vexpress-sysreg,func:
116 description: clock specifier 116 description: clock specifier
117 $ref: /schemas/types.yaml#/definitions 117 $ref: /schemas/types.yaml#/definitions/uint32-array
118 items: 118 items:
119 - const: 1 119 - const: 1
120 - description: clock number 120 - description: clock number
121 121
122 freq-range: 122 freq-range:
123 $ref: /schemas/types.yaml#/definitions 123 $ref: /schemas/types.yaml#/definitions/uint32-array
124 items: 124 items:
125 - description: minimal clock frequen 125 - description: minimal clock frequency
126 - description: maximum clock frequen 126 - description: maximum clock frequency
127 127
128 "#clock-cells": 128 "#clock-cells":
129 const: 0 129 const: 0
130 130
131 clock-output-names: 131 clock-output-names:
132 maxItems: 1 132 maxItems: 1
133 133
134 additionalProperties: false 134 additionalProperties: false
135 required: 135 required:
136 - compatible 136 - compatible
137 - arm,vexpress-sysreg,func 137 - arm,vexpress-sysreg,func
138 - "#clock-cells" 138 - "#clock-cells"
139 139
140 "^volt-.+$": 140 "^volt-.+$":
141 $ref: /schemas/regulator/regulator.yaml# 141 $ref: /schemas/regulator/regulator.yaml#
142 properties: 142 properties:
143 compatible: 143 compatible:
144 const: arm,vexpress-volt 144 const: arm,vexpress-volt
145 145
146 arm,vexpress-sysreg,func: 146 arm,vexpress-sysreg,func:
147 description: regulator specifier 147 description: regulator specifier
148 $ref: /schemas/types.yaml#/definitions 148 $ref: /schemas/types.yaml#/definitions/uint32-array
149 items: 149 items:
150 - const: 2 150 - const: 2
151 - description: device number 151 - description: device number
152 152
153 label: 153 label:
154 maxItems: 1 154 maxItems: 1
155 155
156 unevaluatedProperties: false 156 unevaluatedProperties: false
157 required: 157 required:
158 - compatible 158 - compatible
159 - arm,vexpress-sysreg,func 159 - arm,vexpress-sysreg,func
160 160
161 "^amp-.+$": 161 "^amp-.+$":
162 type: object 162 type: object
163 properties: 163 properties:
164 compatible: 164 compatible:
165 const: arm,vexpress-amp 165 const: arm,vexpress-amp
166 166
167 arm,vexpress-sysreg,func: 167 arm,vexpress-sysreg,func:
168 description: current sensor identifier 168 description: current sensor identifier
169 $ref: /schemas/types.yaml#/definitions 169 $ref: /schemas/types.yaml#/definitions/uint32-array
170 items: 170 items:
171 - const: 3 171 - const: 3
172 - description: device number 172 - description: device number
173 173
174 label: 174 label:
175 maxItems: 1 175 maxItems: 1
176 176
177 additionalProperties: false 177 additionalProperties: false
178 required: 178 required:
179 - compatible 179 - compatible
180 - arm,vexpress-sysreg,func 180 - arm,vexpress-sysreg,func
181 181
182 "^temp-.+$": 182 "^temp-.+$":
183 type: object 183 type: object
184 properties: 184 properties:
185 compatible: 185 compatible:
186 const: arm,vexpress-temp 186 const: arm,vexpress-temp
187 187
188 arm,vexpress-sysreg,func: 188 arm,vexpress-sysreg,func:
189 description: temperature sensor identi 189 description: temperature sensor identifier
190 $ref: /schemas/types.yaml#/definitions 190 $ref: /schemas/types.yaml#/definitions/uint32-array
191 items: 191 items:
192 - const: 4 192 - const: 4
193 - description: device number 193 - description: device number
194 194
195 label: 195 label:
196 maxItems: 1 196 maxItems: 1
197 197
198 additionalProperties: false 198 additionalProperties: false
199 required: 199 required:
200 - compatible 200 - compatible
201 - arm,vexpress-sysreg,func 201 - arm,vexpress-sysreg,func
202 202
203 "^reset[0-9]*$": 203 "^reset[0-9]*$":
204 type: object 204 type: object
205 properties: 205 properties:
206 compatible: 206 compatible:
207 const: arm,vexpress-reset 207 const: arm,vexpress-reset
208 208
209 arm,vexpress-sysreg,func: 209 arm,vexpress-sysreg,func:
210 description: reset specifier 210 description: reset specifier
211 $ref: /schemas/types.yaml#/definitions 211 $ref: /schemas/types.yaml#/definitions/uint32-array
212 items: 212 items:
213 - const: 5 213 - const: 5
214 - description: reset device number 214 - description: reset device number
215 215
216 additionalProperties: false 216 additionalProperties: false
217 required: 217 required:
218 - compatible 218 - compatible
219 - arm,vexpress-sysreg,func 219 - arm,vexpress-sysreg,func
220 220
221 "^power-.+$": 221 "^power-.+$":
222 type: object 222 type: object
223 properties: 223 properties:
224 compatible: 224 compatible:
225 const: arm,vexpress-power 225 const: arm,vexpress-power
226 226
227 arm,vexpress-sysreg,func: 227 arm,vexpress-sysreg,func:
228 description: power sensor identifier 228 description: power sensor identifier
229 $ref: /schemas/types.yaml#/definitions 229 $ref: /schemas/types.yaml#/definitions/uint32-array
230 items: 230 items:
231 - const: 12 231 - const: 12
232 - description: device number 232 - description: device number
233 233
234 label: 234 label:
235 maxItems: 1 235 maxItems: 1
236 236
237 additionalProperties: false 237 additionalProperties: false
238 required: 238 required:
239 - compatible 239 - compatible
240 - arm,vexpress-sysreg,func 240 - arm,vexpress-sysreg,func
241 241
242 "^energy(-.+)?$": 242 "^energy(-.+)?$":
243 type: object 243 type: object
244 properties: 244 properties:
245 compatible: 245 compatible:
246 const: arm,vexpress-energy 246 const: arm,vexpress-energy
247 247
248 arm,vexpress-sysreg,func: 248 arm,vexpress-sysreg,func:
249 description: energy sensor identifier 249 description: energy sensor identifier
250 $ref: /schemas/types.yaml#/definitions 250 $ref: /schemas/types.yaml#/definitions/uint32-array
251 oneOf: 251 oneOf:
252 - items: 252 - items:
253 - const: 13 253 - const: 13
254 - description: device number 254 - description: device number
255 - items: 255 - items:
256 - const: 13 256 - const: 13
257 - description: device number 257 - description: device number
258 - const: 13 258 - const: 13
259 - description: second device num 259 - description: second device number
260 260
261 label: 261 label:
262 maxItems: 1 262 maxItems: 1
263 263
264 additionalProperties: false 264 additionalProperties: false
265 required: 265 required:
266 - compatible 266 - compatible
267 - arm,vexpress-sysreg,func 267 - arm,vexpress-sysreg,func
268 268
269 examples: 269 examples:
270 - | 270 - |
271 mcc { 271 mcc {
272 compatible = "arm,vexpress,config-bus" 272 compatible = "arm,vexpress,config-bus";
273 arm,vexpress,config-bridge = <&v2m_sys 273 arm,vexpress,config-bridge = <&v2m_sysreg>;
274 274
275 clk0 { 275 clk0 {
276 compatible = "arm,vexpress-osc"; 276 compatible = "arm,vexpress-osc";
277 arm,vexpress-sysreg,func = <1 0>; 277 arm,vexpress-sysreg,func = <1 0>;
278 #clock-cells = <0>; 278 #clock-cells = <0>;
279 }; 279 };
280 280
281 energy { 281 energy {
282 compatible = "arm,vexpress-energy" 282 compatible = "arm,vexpress-energy";
283 arm,vexpress-sysreg,func = <13 0>, 283 arm,vexpress-sysreg,func = <13 0>, <13 1>;
284 }; 284 };
285 }; 285 };
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