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1// SPDX-License-Identifier: GPL-2.0+
2// Copyright (c) 2018 Facebook Inc.
3// Author: Vijay Khemka <vijaykhemka@fb.com>
4/dts-v1/;
5
6#include "aspeed-g5.dtsi"
7#include <dt-bindings/gpio/aspeed-gpio.h>
8
9/ {
10 model = "Facebook TiogaPass BMC";
11 compatible = "facebook,tiogapass-bmc", "aspeed,ast2500";
12 aliases {
13 serial0 = &uart1;
14 serial4 = &uart5;
15
16 /*
17 * Hardcode the bus number of i2c switches' channels to
18 * avoid breaking the legacy applications.
19 */
20 i2c16 = &imux16;
21 i2c17 = &imux17;
22 i2c18 = &imux18;
23 i2c19 = &imux19;
24 i2c20 = &imux20;
25 i2c21 = &imux21;
26 i2c22 = &imux22;
27 i2c23 = &imux23;
28 i2c24 = &imux24;
29 i2c25 = &imux25;
30 i2c26 = &imux26;
31 i2c27 = &imux27;
32 i2c28 = &imux28;
33 i2c29 = &imux29;
34 i2c30 = &imux30;
35 i2c31 = &imux31;
36 };
37 chosen {
38 stdout-path = &uart5;
39 bootargs = "console=ttyS4,115200 earlyprintk";
40 };
41
42 memory@80000000 {
43 reg = <0x80000000 0x20000000>;
44 };
45
46 iio-hwmon {
47 compatible = "iio-hwmon";
48 io-channels = <&adc 0>, <&adc 1>, <&adc 2>, <&adc 3>,
49 <&adc 4>, <&adc 5>, <&adc 6>, <&adc 7>;
50 };
51
52};
53
54&fmc {
55 status = "okay";
56 flash@0 {
57 status = "okay";
58 m25p,fast-read;
59#include "openbmc-flash-layout.dtsi"
60 };
61};
62
63&spi1 {
64 status = "okay";
65 pinctrl-names = "default";
66 pinctrl-0 = <&pinctrl_spi1_default>;
67 flash@0 {
68 status = "okay";
69 m25p,fast-read;
70 label = "pnor";
71 };
72};
73
74&lpc_snoop {
75 status = "okay";
76 snoop-ports = <0x80>;
77};
78
79&lpc_ctrl {
80 // Enable lpc clock
81 status = "okay";
82};
83
84&vuart {
85 // VUART Host Console
86 status = "okay";
87};
88
89&uart1 {
90 // Host Console
91 status = "okay";
92 pinctrl-names = "default";
93 pinctrl-0 = <&pinctrl_txd1_default
94 &pinctrl_rxd1_default>;
95};
96
97&uart2 {
98 // SoL Host Console
99 status = "okay";
100};
101
102&uart3 {
103 // SoL BMC Console
104 status = "okay";
105};
106
107&uart5 {
108 // BMC Console
109 status = "okay";
110};
111
112&kcs2 {
113 // BMC KCS channel 2
114 status = "okay";
115 kcs_addr = <0xca8>;
116};
117
118&kcs3 {
119 // BMC KCS channel 3
120 status = "okay";
121 kcs_addr = <0xca2>;
122};
123
124&mac0 {
125 status = "okay";
126
127 pinctrl-names = "default";
128 pinctrl-0 = <&pinctrl_rmii1_default>;
129 use-ncsi;
130};
131
132&adc {
133 status = "okay";
134};
135
136&i2c0 {
137 status = "okay";
138 //Airmax Conn B, CPU0 PIROM, CPU1 PIROM
139};
140
141&i2c1 {
142 status = "okay";
143 //X24 Riser
144 i2c-switch@71 {
145 compatible = "nxp,pca9544";
146 #address-cells = <1>;
147 #size-cells = <0>;
148 reg = <0x71>;
149
150 imux16: i2c@0 {
151 #address-cells = <1>;
152 #size-cells = <0>;
153 reg = <0>;
154
155 ina230@45 {
156 compatible = "ti,ina230";
157 reg = <0x45>;
158 };
159
160 tmp75@48 {
161 compatible = "ti,tmp75";
162 reg = <0x48>;
163 };
164
165 tmp421@49 {
166 compatible = "ti,tmp75";
167 reg = <0x49>;
168 };
169
170 eeprom@50 {
171 compatible = "atmel,24c64";
172 reg = <0x50>;
173 pagesize = <32>;
174 };
175
176 i2c-switch@73 {
177 compatible = "nxp,pca9546";
178 #address-cells = <1>;
179 #size-cells = <0>;
180 reg = <0x73>;
181
182 imux20: i2c@0 {
183 #address-cells = <1>;
184 #size-cells = <0>;
185 reg = <0>;
186 };
187
188 imux21: i2c@1 {
189 #address-cells = <1>;
190 #size-cells = <0>;
191 reg = <1>;
192 };
193
194 imux22: i2c@2 {
195 #address-cells = <1>;
196 #size-cells = <0>;
197 reg = <2>;
198 };
199
200 imux23: i2c@3 {
201 #address-cells = <1>;
202 #size-cells = <0>;
203 reg = <3>;
204 };
205
206 };
207
208 };
209
210 imux17: i2c@1 {
211 #address-cells = <1>;
212 #size-cells = <0>;
213 reg = <1>;
214
215 ina230@45 {
216 compatible = "ti,ina230";
217 reg = <0x45>;
218 };
219
220 tmp421@48 {
221 compatible = "ti,tmp75";
222 reg = <0x48>;
223 };
224
225 tmp421@49 {
226 compatible = "ti,tmp75";
227 reg = <0x49>;
228 };
229
230 eeprom@50 {
231 compatible = "atmel,24c64";
232 reg = <0x50>;
233 pagesize = <32>;
234 };
235
236 i2c-switch@73 {
237 compatible = "nxp,pca9546";
238 #address-cells = <1>;
239 #size-cells = <0>;
240 reg = <0x73>;
241
242 imux24: i2c@0 {
243 #address-cells = <1>;
244 #size-cells = <0>;
245 reg = <0>;
246 };
247
248 imux25: i2c@1 {
249 #address-cells = <1>;
250 #size-cells = <0>;
251 reg = <1>;
252 };
253
254 imux26: i2c@2 {
255 #address-cells = <1>;
256 #size-cells = <0>;
257 reg = <2>;
258 };
259
260 imux27: i2c@3 {
261 #address-cells = <1>;
262 #size-cells = <0>;
263 reg = <3>;
264 };
265
266 };
267
268 };
269
270 imux18: i2c@2 {
271 #address-cells = <1>;
272 #size-cells = <0>;
273 reg = <2>;
274
275 ina230@45 {
276 compatible = "ti,ina230";
277 reg = <0x45>;
278 };
279
280 tmp421@48 {
281 compatible = "ti,tmp75";
282 reg = <0x48>;
283 };
284
285 tmp421@49 {
286 compatible = "ti,tmp75";
287 reg = <0x49>;
288 };
289
290 eeprom@50 {
291 compatible = "atmel,24c64";
292 reg = <0x50>;
293 pagesize = <32>;
294 };
295
296 i2c-switch@73 {
297 compatible = "nxp,pca9546";
298 #address-cells = <1>;
299 #size-cells = <0>;
300 reg = <0x73>;
301
302 imux28: i2c@0 {
303 #address-cells = <1>;
304 #size-cells = <0>;
305 reg = <0>;
306 };
307
308 imux29: i2c@1 {
309 #address-cells = <1>;
310 #size-cells = <0>;
311 reg = <1>;
312 };
313
314 imux30: i2c@2 {
315 #address-cells = <1>;
316 #size-cells = <0>;
317 reg = <2>;
318 };
319
320 imux31: i2c@3 {
321 #address-cells = <1>;
322 #size-cells = <0>;
323 reg = <3>;
324 };
325
326 };
327
328 };
329
330 imux19: i2c@3 {
331 #address-cells = <1>;
332 #size-cells = <0>;
333 reg = <3>;
334
335 i2c-switch@40 {
336 compatible = "ti,ina230";
337 reg = <0x40>;
338 };
339
340 i2c-switch@41 {
341 compatible = "ti,ina230";
342 reg = <0x41>;
343 };
344
345 i2c-switch@45 {
346 compatible = "ti,ina230";
347 reg = <0x45>;
348 };
349
350 };
351
352 };
353};
354
355&i2c2 {
356 status = "okay";
357 // Mezz Management SMBus
358};
359
360&i2c3 {
361 status = "okay";
362 // SMBus to Board ID EEPROM
363};
364
365&i2c4 {
366 status = "okay";
367 // BMC Debug Header
368};
369
370&i2c5 {
371 status = "okay";
372 // CPU Voltage regulators
373 regulator@48 {
374 compatible = "infineon,pxe1610";
375 reg = <0x48>;
376 };
377 regulator@4a {
378 compatible = "infineon,pxe1610";
379 reg = <0x4a>;
380 };
381 regulator@50 {
382 compatible = "infineon,pxe1610";
383 reg = <0x50>;
384 };
385 regulator@52 {
386 compatible = "infineon,pxe1610";
387 reg = <0x52>;
388 };
389 regulator@58 {
390 compatible = "infineon,pxe1610";
391 reg = <0x58>;
392 };
393 regulator@5a {
394 compatible = "infineon,pxe1610";
395 reg = <0x5a>;
396 };
397 regulator@68 {
398 compatible = "infineon,pxe1610";
399 reg = <0x68>;
400 };
401 regulator@70 {
402 compatible = "infineon,pxe1610";
403 reg = <0x70>;
404 };
405 regulator@72 {
406 compatible = "infineon,pxe1610";
407 reg = <0x72>;
408 };
409};
410
411&i2c6 {
412 status = "okay";
413 tpm@20 {
414 compatible = "infineon,slb9645tt";
415 reg = <0x20>;
416 };
417 tmp421@4e {
418 compatible = "ti,tmp421";
419 reg = <0x4e>;
420 };
421 tmp421@4f {
422 compatible = "ti,tmp421";
423 reg = <0x4f>;
424 };
425 eeprom@54 {
426 compatible = "atmel,24c64";
427 reg = <0x54>;
428 pagesize = <32>;
429 };
430};
431
432&i2c7 {
433 status = "okay";
434 //HSC, AirMax Conn A
435};
436
437&i2c8 {
438 status = "okay";
439 tmp421@1f {
440 compatible = "ti,tmp421";
441 reg = <0x1f>;
442 };
443 //Mezz Sensor SMBus
444};
445
446&i2c9 {
447 status = "okay";
448 //USB Debug Connector
449};
450
451&pwm_tacho {
452 status = "okay";
453 pinctrl-names = "default";
454 pinctrl-0 = <&pinctrl_pwm0_default &pinctrl_pwm1_default>;
455 fan@0 {
456 reg = <0x00>;
457 aspeed,fan-tach-ch = /bits/ 8 <0x00>;
458 };
459
460 fan@1 {
461 reg = <0x01>;
462 aspeed,fan-tach-ch = /bits/ 8 <0x02>;
463 };
464};