1 // SPDX-License-Identifier: GPL-2.0-or-later
2 // Copyright 2023 Inventec Corp.
3
4 /dts-v1/;
5
6 #include "aspeed-g6.dtsi"
7 #include "aspeed-g6-pinctrl.dtsi"
8 #include <dt-bindings/i2c/i2c.h>
9 #include <dt-bindings/gpio/aspeed-gpio.h>
10
11 / {
12 model = "STARSCREAM BMC";
13 compatible = "inventec,starscream-bmc", "aspeed,ast2600";
14
15 aliases {
16 serial4 = &uart5;
17 };
18
19 chosen {
20 stdout-path = &uart5;
21 };
22
23 memory@80000000 {
24 device_type = "memory";
25 reg = <0x80000000 0x80000000>;
26 };
27
28 reserved-memory {
29 #address-cells = <1>;
30 #size-cells = <1>;
31 ranges;
32
33 video_engine_memory: video {
34 size = <0x04000000>;
35 alignment = <0x01000000>;
36 compatible = "shared-dma-pool";
37 reusable;
38 };
39 };
40
41 leds {
42 compatible = "gpio-leds";
43
44 led-uid {
45 label = "UID_LED";
46 gpios = <&gpio0 186 GPIO_ACTIVE_LOW>;
47 };
48
49 led-heartbeat {
50 label = "HB_LED";
51 gpios = <&gpio0 127 GPIO_ACTIVE_LOW>;
52 };
53 };
54 };
55
56 &mdio0 {
57 status = "okay";
58
59 ethphy0: ethernet-phy@0 {
60 compatible = "ethernet-phy-ieee802.3-c22";
61 reg = <1>;
62 };
63 };
64
65 &mac2 {
66 status = "okay";
67 pinctrl-names = "default";
68 phy-mode = "rmii";
69 pinctrl-0 = <&pinctrl_rmii3_default>;
70 use-ncsi;
71 };
72
73 &mac3 {
74 status = "okay";
75 phy-mode = "rgmii";
76 phy-handle = <ðphy0>;
77 pinctrl-names = "default";
78 pinctrl-0 = <&pinctrl_rgmii4_default>;
79 };
80
81 &fmc {
82 status = "okay";
83 flash@0 {
84 status = "okay";
85 m25p,fast-read;
86 label = "bmc";
87 spi-max-frequency = <50000000>;
88 spi-tx-bus-width = <4>;
89 spi-rx-bus-width = <4>;
90 #include "openbmc-flash-layout.dtsi"
91 };
92
93 flash@1 {
94 status = "okay";
95 m25p,fast-read;
96 label = "bmc2";
97 spi-max-frequency = <50000000>;
98 spi-tx-bus-width = <4>;
99 spi-rx-bus-width = <4>;
100 };
101 };
102
103 &spi1 {
104 status = "okay";
105 pinctrl-names = "default";
106 pinctrl-0 = <&pinctrl_spi1_default>;
107
108 flash@0 {
109 status = "okay";
110 m25p,fast-read;
111 label = "bios";
112 spi-max-frequency = <50000000>;
113 spi-tx-bus-width = <4>;
114 spi-rx-bus-width = <4>;
115 };
116 };
117
118 &vuart1 {
119 status = "okay";
120 };
121
122 &uart1 {
123 status = "okay";
124 };
125
126 &uart3 {
127 status = "okay";
128 };
129
130 &uart5 {
131 status = "okay";
132 };
133
134 &kcs3 {
135 aspeed,lpc-io-reg = <0xca2>;
136 status = "okay";
137 };
138
139 &uart_routing {
140 status = "okay";
141 };
142
143 &i2c0 {
144 status = "okay";
145 };
146 &i2c1 {
147 status = "okay";
148 };
149 &i2c2 {
150 status = "okay";
151 };
152 &i2c3 {
153 status = "okay";
154 };
155
156 &i2c4 {
157 status = "okay";
158
159 // I2C EXPANDER
160 i2c-mux@71 {
161 compatible = "nxp,pca9546";
162 #address-cells = <1>;
163 #size-cells = <0>;
164 reg = <0x71>;
165
166 i2c@0 {
167 #address-cells = <1>;
168 #size-cells = <0>;
169 reg = <0>;
170 // AMD SB-TSI CPU1
171 sbtsi@4c {
172 compatible = "amd,sbtsi";
173 reg = <0x4c>;
174 };
175 };
176
177 i2c@1 {
178 #address-cells = <1>;
179 #size-cells = <0>;
180 reg = <1>;
181 // AMD SB-TSI CPU2
182 sbtsi@48 {
183 compatible = "amd,sbtsi";
184 reg = <0x48>;
185 };
186 };
187 };
188 };
189
190 &i2c5 {
191 status = "okay";
192
193 // I2C EXPANDER U153
194 i2c-mux@70 {
195 compatible = "nxp,pca9546";
196 #address-cells = <1>;
197 #size-cells = <0>;
198 reg = <0x70>;
199
200 usb_hub: i2c@0 {
201 #address-cells = <1>;
202 #size-cells = <0>;
203 reg = <0>;
204 };
205
206 riser1: i2c@1 {
207 #address-cells = <1>;
208 #size-cells = <0>;
209 reg = <1>;
210 };
211
212 riser2: i2c@2 {
213 #address-cells = <1>;
214 #size-cells = <0>;
215 reg = <2>;
216 };
217
218 i2c@3 {
219 #address-cells = <1>;
220 #size-cells = <0>;
221 reg = <3>;
222 };
223 };
224 };
225
226 &i2c6 {
227 status = "okay";
228
229 // Motherboard Temp_U89
230 temperature-sensor@4e {
231 compatible = "ti,tmp421";
232 reg = <0x4e>;
233 };
234
235 // RunBMC Temp_U6
236 temperature-sensor@49 {
237 compatible = "ti,tmp75";
238 reg = <0x49>;
239 };
240 };
241
242 &i2c7 {
243 status = "okay";
244 // I2C EXPANDER U40
245 i2c-mux@70 {
246 compatible = "nxp,pca9545";
247 #address-cells = <1>;
248 #size-cells = <0>;
249 reg = <0x70>;
250
251 i2c@0 {
252 #address-cells = <1>;
253 #size-cells = <0>;
254 reg = <0>;
255 };
256
257 i2c@1 {
258 #address-cells = <1>;
259 #size-cells = <0>;
260 reg = <1>;
261 };
262
263 i2c@2 {
264 #address-cells = <1>;
265 #size-cells = <0>;
266 reg = <2>;
267 };
268
269 i2c@3 {
270 #address-cells = <1>;
271 #size-cells = <0>;
272 reg = <3>;
273 };
274 };
275 };
276
277 &i2c8 {
278 status = "okay";
279 // FRU RunBMC
280 eeprom@51 {
281 compatible = "atmel,24c512";
282 reg = <0x51>;
283 pagesize = <128>;
284 };
285 };
286
287 &i2c9 {
288 status = "okay";
289 };
290
291 &i2c10 {
292 status = "okay";
293 };
294
295 &i2c11 {
296 status = "okay";
297 };
298
299 &i2c12 {
300 status = "okay";
301 // FRU SCM
302 eeprom@51 {
303 compatible = "atmel,24c512";
304 reg = <0x51>;
305 pagesize = <128>;
306 };
307
308 // SCM Temp_U17
309 temperature-sensor@4f {
310 compatible = "ti,tmp75";
311 reg = <0x4f>;
312 };
313 };
314
315 &gpio0 {
316 status = "okay";
317 gpio-line-names =
318 /*A0-A7*/ "","","","","","","","",
319 /*B0-B7*/ "alert-psu0-smb-r-n","bmc-ready","","assert-cpu0-prochot-r-n",
320 "","","","",
321 /*C0-C7*/ "","","","","","","","",
322 /*D0-D7*/ "","","","","","","","",
323 /*E0-E7*/ "","","","","","","","",
324 /*F0-F7*/ "","","","","reset-sgpio-r-n","","","",
325 /*G0-G7*/ "","","scm-jtag-mux-select","","","","","",
326 /*H0-H7*/ "","","","","reset-out","power-out","","",
327 /*I0-I7*/ "","","","","","","irq-bmc-cpu0-buf-nmi-n","",
328 /*J0-J7*/ "","","","","","","","",
329 /*K0-K7*/ "","","","","","","","",
330 /*L0-L7*/ "","","","","","","","",
331 /*M0-M7*/ "","","","","","","","",
332 /*N0-N7*/ "","","ncsi-ocp-clk-en-n","","","","","",
333 /*O0-O7*/ "","","","","","","cpu1-thermal-trip-n","",
334 /*P0-P7*/ "","","","","","","","",
335 /*Q0-Q7*/ "cpu0-prochot-n","","cpu1-prochot-n","","cpu0-pe-rst0","","","",
336 /*R0-R7*/ "","","","","","","","",
337 /*S0-S7*/ "","","","",
338 "","PCH_SLP_S4_BMC_N","cpu0-thermtrip-n","alert-psu1-smb-r-n",
339 /*T0-T7*/ "","","","","","","","",
340 /*U0-U7*/ "","","","","","","","",
341 /*V0-V7*/ "bios-recovery-buf-n","","assert-cpu1-prochot-r-n","",
342 "power-chassis-good","","","",
343 /*W0-W7*/ "","","","","","","","",
344 /*X0-X7*/ "","","","","platform-type","","","",
345 /*Y0-Y7*/ "","","","","","","","",
346 /*Z0-Z7*/ "","cpld-power-break-n","","","","","","",
347 /*AA0-AA7*/ "","","","","","","","",
348 /*AB0-AB7*/ "","","","","","","","",
349 /*AC0-AC7*/ "","","","","","","","";
350 };
351
352 &sgpiom0 {
353 status = "okay";
354 ngpios = <64>;
355 bus-frequency = <1000000>;
356 };
357
358 &lpc_snoop {
359 status = "okay";
360 snoop-ports = <0x80>;
361 };
362
363 &emmc_controller {
364 status = "okay";
365 };
366
367 &emmc {
368 status = "okay";
369 non-removable;
370 max-frequency = <52000000>;
371 bus-width = <8>;
372 };
373
374 &video {
375 status = "okay";
376 memory-region = <&video_engine_memory>;
377 };
378
379 &vhub {
380 status = "okay";
381 aspeed,vhub-downstream-ports = <7>;
382 aspeed,vhub-generic-endpoints = <21>;
383 pinctrl-names = "default";
384 pinctrl-0 = <&pinctrl_usb2ad_default>;
385 };
386
387 &rtc {
388 status = "okay";
389 };
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