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1// SPDX-License-Identifier: GPL-2.0+
2/dts-v1/;
3
4#include "aspeed-g5.dtsi"
5#include <dt-bindings/gpio/aspeed-gpio.h>
6#include <dt-bindings/i2c/i2c.h>
7#include <dt-bindings/interrupt-controller/irq.h>
8#include <dt-bindings/leds/common.h>
9#include <dt-bindings/watchdog/aspeed-wdt.h>
10
11/{
12 model = "ASRock E3C256D4I BMC";
13 compatible = "asrock,e3c256d4i-bmc", "aspeed,ast2500";
14
15 aliases {
16 serial4 = &uart5;
17
18 i2c20 = &i2c2mux0ch0;
19 i2c21 = &i2c2mux0ch1;
20 i2c22 = &i2c2mux0ch2;
21 i2c23 = &i2c2mux0ch3;
22 };
23
24 chosen {
25 stdout-path = &uart5;
26 };
27
28 memory@80000000 {
29 reg = <0x80000000 0x20000000>;
30 };
31
32 leds {
33 compatible = "gpio-leds";
34
35 /* BMC heartbeat */
36 led-0 {
37 gpios = <&gpio ASPEED_GPIO(H, 6) GPIO_ACTIVE_LOW>;
38 function = LED_FUNCTION_HEARTBEAT;
39 color = <LED_COLOR_ID_GREEN>;
40 linux,default-trigger = "timer";
41 };
42
43 /* system fault */
44 led-1 {
45 gpios = <&gpio ASPEED_GPIO(Z, 2) GPIO_ACTIVE_LOW>;
46 function = LED_FUNCTION_FAULT;
47 color = <LED_COLOR_ID_RED>;
48 panic-indicator;
49 };
50 };
51
52 iio-hwmon {
53 compatible = "iio-hwmon";
54 io-channels = <&adc 0>, <&adc 1>, <&adc 2>, <&adc 3>,
55 <&adc 4>, <&adc 5>, <&adc 6>, <&adc 7>,
56 <&adc 8>, <&adc 9>, <&adc 10>, <&adc 11>,
57 <&adc 12>, <&adc 13>, <&adc 14>, <&adc 15>;
58 };
59};
60
61&fmc {
62 status = "okay";
63 flash@0 {
64 status = "okay";
65 m25p,fast-read;
66 label = "bmc";
67 spi-max-frequency = <100000000>; /* 100 MHz */
68#include "openbmc-flash-layout-64.dtsi"
69 };
70};
71
72&uart1 {
73 status = "okay";
74};
75
76&uart2 {
77 status = "okay";
78};
79
80&uart3 {
81 status = "okay";
82};
83
84&uart4 {
85 status = "okay";
86};
87
88&uart5 {
89 status = "okay";
90};
91
92&uart_routing {
93 status = "okay";
94};
95
96&mac0 {
97 status = "okay";
98
99 pinctrl-names = "default";
100 pinctrl-0 = <&pinctrl_rgmii1_default &pinctrl_mdio1_default>;
101
102 nvmem-cells = <ð0_macaddress>;
103 nvmem-cell-names = "mac-address";
104};
105
106&i2c0 {
107 status = "okay";
108};
109
110&i2c1 {
111 status = "okay";
112};
113
114&i2c2 {
115 status = "okay";
116
117 i2c-mux@70 {
118 compatible = "nxp,pca9545";
119 reg = <0x70>;
120 #address-cells = <1>;
121 #size-cells = <0>;
122
123 i2c2mux0ch0: i2c@0 {
124 #address-cells = <1>;
125 #size-cells = <0>;
126 reg = <0>;
127 };
128
129 i2c2mux0ch1: i2c@1 {
130 #address-cells = <1>;
131 #size-cells = <0>;
132 reg = <1>;
133 };
134
135 i2c2mux0ch2: i2c@2 {
136 #address-cells = <1>;
137 #size-cells = <0>;
138 reg = <2>;
139 };
140
141 i2c2mux0ch3: i2c@3 {
142 #address-cells = <1>;
143 #size-cells = <0>;
144 reg = <3>;
145 };
146 };
147};
148
149&i2c3 {
150 status = "okay";
151};
152
153&i2c4 {
154 status = "okay";
155};
156
157&i2c5 {
158 status = "okay";
159};
160
161&i2c6 {
162 status = "okay";
163};
164
165&i2c7 {
166 status = "okay";
167};
168
169&i2c9 {
170 status = "okay";
171};
172
173&i2c10 {
174 status = "okay";
175};
176
177&i2c11 {
178 status = "okay";
179
180 vrm@60 {
181 compatible = "isil,isl69269";
182 reg = <0x60>;
183 };
184};
185
186&i2c12 {
187 status = "okay";
188
189 /* FRU eeprom */
190 eeprom@57 {
191 compatible = "st,24c128", "atmel,24c128";
192 reg = <0x57>;
193 pagesize = <16>;
194 #address-cells = <1>;
195 #size-cells = <1>;
196
197 eth0_macaddress: macaddress@3f80 {
198 reg = <0x3f80 6>;
199 };
200 };
201};
202
203&video {
204 status = "okay";
205};
206
207&vhub {
208 status = "okay";
209};
210
211&lpc_ctrl {
212 status = "okay";
213};
214
215&lpc_snoop {
216 status = "okay";
217 snoop-ports = <0x80>;
218};
219
220&kcs3 {
221 status = "okay";
222 aspeed,lpc-io-reg = <0xca2>;
223};
224
225&peci0 {
226 status = "okay";
227};
228
229&wdt1 {
230 aspeed,reset-mask = <(AST2500_WDT_RESET_DEFAULT & ~AST2500_WDT_RESET_LPC)>;
231};
232
233&wdt2 {
234 aspeed,reset-mask = <(AST2500_WDT_RESET_DEFAULT & ~AST2500_WDT_RESET_LPC)>;
235};
236
237&pwm_tacho {
238 status = "okay";
239 pinctrl-names = "default";
240 pinctrl-0 = <&pinctrl_pwm0_default /* CPU */
241 &pinctrl_pwm2_default /* rear */
242 &pinctrl_pwm4_default>; /* front */
243
244 /* CPU */
245 fan@0 {
246 reg = <0x00>;
247 aspeed,fan-tach-ch = /bits/ 8 <0x00>;
248 };
249
250 /* rear */
251 fan@2 {
252 reg = <0x02>;
253 aspeed,fan-tach-ch = /bits/ 8 <0x02>;
254 };
255
256 /* front */
257 fan@4 {
258 reg = <0x04>;
259 aspeed,fan-tach-ch = /bits/ 8 <0x04>;
260 };
261};
262
263&gpio {
264 status = "okay";
265 gpio-line-names =
266 /* A */ "", "", "NMI_BTN_N", "BMC_NMI", "", "", "", "",
267 /* B */ "", "", "", "", "", "", "", "",
268 /* C */ "", "", "", "", "", "", "", "",
269 /* D */ "BMC_PSIN", "BMC_PSOUT", "BMC_RESETCON", "RESETCON",
270 "", "", "", "",
271 /* E */ "", "", "", "", "", "", "", "",
272 /* F */ "LOCATORLED_STATUS_N", "LOCATORBTN", "", "",
273 "", "", "BMC_PCH_SCI_LPC", "BMC_NCSI_MUX_CTL",
274 /* G */ "HWM_BAT_EN", "CHASSIS_ID0", "CHASSIS_ID1", "CHASSIS_ID2",
275 "", "", "", "",
276 /* H */ "FM_ME_RCVR_N", "O_PWROK", "", "D4_DIMM_EVENT_3V_N",
277 "MFG_MODE_N", "BMC_RTCRST", "BMC_HB_LED_N", "BMC_CASEOPEN",
278 /* I */ "", "", "", "", "", "", "", "",
279 /* J */ "BMC_READY", "BMC_PCH_BIOS_CS_N", "BMC_SMI", "", "", "", "", "",
280 /* K */ "", "", "", "", "", "", "", "",
281 /* L */ "", "", "", "", "", "", "", "",
282 /* M */ "", "", "", "", "", "", "", "",
283 /* N */ "", "", "", "", "", "", "", "",
284 /* O */ "", "", "", "", "", "", "", "",
285 /* P */ "", "", "", "", "", "", "", "",
286 /* Q */ "", "", "", "", "", "", "", "",
287 /* R */ "", "", "", "", "", "", "", "",
288 /* S */ "PCHHOT_BMC_N", "", "RSMRST", "", "", "", "", "",
289 /* T */ "", "", "", "", "", "", "", "",
290 /* U */ "", "", "", "", "", "", "", "",
291 /* V */ "", "", "", "", "", "", "", "",
292 /* W */ "", "", "", "", "", "", "", "",
293 /* X */ "", "", "", "", "", "", "", "",
294 /* Y */ "SLP_S3", "SLP_S5", "", "", "", "", "", "",
295 /* Z */ "CPU_CATERR_BMC_N", "", "SYSTEM_FAULT_LED_N", "BMC_THROTTLE_N",
296 "", "", "", "",
297 /* AA */ "CPU1_THERMTRIP_LATCH_N", "", "CPU1_PROCHOT_N", "",
298 "", "", "IRQ_SMI_ACTIVE_N", "FM_BIOS_POST_CMPLT_N",
299 /* AB */ "", "", "ME_OVERRIDE", "BMC_DMI_MODIFY", "", "", "", "",
300 /* AC */ "", "", "", "", "", "", "", "";
301};
302
303&adc {
304 status = "okay";
305 pinctrl-names = "default";
306 pinctrl-0 = <&pinctrl_adc0_default /* 3VSB */
307 &pinctrl_adc1_default /* 5VSB */
308 &pinctrl_adc2_default /* CPU1 */
309 &pinctrl_adc3_default /* VCCSA */
310 &pinctrl_adc4_default /* VCCM */
311 &pinctrl_adc5_default /* V10M */
312 &pinctrl_adc6_default /* VCCIO */
313 &pinctrl_adc7_default /* VCCGT */
314 &pinctrl_adc8_default /* VPPM */
315 &pinctrl_adc9_default /* BAT */
316 &pinctrl_adc10_default /* 3V */
317 &pinctrl_adc11_default /* 5V */
318 &pinctrl_adc12_default /* 12V */
319 &pinctrl_adc13_default /* GND */
320 &pinctrl_adc14_default /* GND */
321 &pinctrl_adc15_default>; /* GND */
322};