1 // SPDX-License-Identifier: GPL-2.0+
2 // Copyright 2019 YADRO
3 /dts-v1/;
4 #include "aspeed-g5.dtsi"
5 #include <dt-bindings/gpio/aspeed-gpio.h>
6
7 / {
8 model = "Nicole BMC";
9 compatible = "yadro,nicole-bmc", "aspeed,ast2500";
10
11 chosen {
12 stdout-path = &uart5;
13 bootargs = "console=ttyS4,115200 earlycon";
14 };
15
16 memory@80000000 {
17 reg = <0x80000000 0x20000000>;
18 };
19
20 reserved-memory {
21 #address-cells = <1>;
22 #size-cells = <1>;
23 ranges;
24
25 vga_memory: framebuffer@9f000000 {
26 no-map;
27 reg = <0x9f000000 0x01000000>; /* 16M */
28 };
29
30 flash_memory: region@98000000 {
31 no-map;
32 reg = <0x98000000 0x04000000>; /* 64M */
33 };
34
35 coldfire_memory: codefire_memory@9ef00000 {
36 reg = <0x9ef00000 0x00100000>;
37 no-map;
38 };
39
40 gfx_memory: framebuffer {
41 size = <0x01000000>;
42 alignment = <0x01000000>;
43 compatible = "shared-dma-pool";
44 reusable;
45 };
46
47 video_engine_memory: jpegbuffer {
48 size = <0x02000000>; /* 32M */
49 alignment = <0x01000000>;
50 compatible = "shared-dma-pool";
51 reusable;
52 };
53 };
54
55 leds {
56 compatible = "gpio-leds";
57
58 power {
59 label = "platform:green:power";
60 gpios = <&gpio ASPEED_GPIO(AA, 4) GPIO_ACTIVE_HIGH>;
61 };
62
63 identify {
64 label = "platform:blue:indicator";
65 gpios = <&gpio ASPEED_GPIO(AA, 7) GPIO_ACTIVE_HIGH>;
66 };
67
68 fault {
69 label = "platform:red:fault";
70 gpios = <&gpio ASPEED_GPIO(AA, 3) GPIO_ACTIVE_HIGH>;
71 };
72
73 attention {
74 label = "platform:yellow:alarm";
75 gpios = <&gpio ASPEED_GPIO(AA, 1) GPIO_ACTIVE_HIGH>;
76 };
77 };
78
79 fsi: gpio-fsi {
80 compatible = "aspeed,ast2500-cf-fsi-master", "fsi-master";
81 #address-cells = <2>;
82 #size-cells = <0>;
83 no-gpio-delays;
84
85 memory-region = <&coldfire_memory>;
86 aspeed,sram = <&sram>;
87 aspeed,cvic = <&cvic>;
88
89 clock-gpios = <&gpio ASPEED_GPIO(AA, 0) GPIO_ACTIVE_HIGH>;
90 data-gpios = <&gpio ASPEED_GPIO(AA, 2) GPIO_ACTIVE_HIGH>;
91 mux-gpios = <&gpio ASPEED_GPIO(A, 6) GPIO_ACTIVE_HIGH>;
92 enable-gpios = <&gpio ASPEED_GPIO(D, 0) GPIO_ACTIVE_HIGH>;
93 trans-gpios = <&gpio ASPEED_GPIO(P, 1) GPIO_ACTIVE_HIGH>;
94 };
95
96 gpio-keys {
97 compatible = "gpio-keys";
98
99 event-checkstop {
100 label = "checkstop";
101 gpios = <&gpio ASPEED_GPIO(J, 2) GPIO_ACTIVE_LOW>;
102 linux,code = <ASPEED_GPIO(J, 2)>;
103 };
104 };
105
106 iio-hwmon-battery {
107 compatible = "iio-hwmon";
108 io-channels = <&adc 12>;
109 };
110 };
111
112 &fmc {
113 status = "okay";
114 flash@0 {
115 status = "okay";
116 m25p,fast-read;
117 label = "bmc";
118 spi-max-frequency = <50000000>;
119 #include "openbmc-flash-layout.dtsi"
120 };
121 };
122
123 &spi1 {
124 status = "okay";
125 pinctrl-names = "default";
126 pinctrl-0 = <&pinctrl_spi1_default>;
127
128 flash@0 {
129 status = "okay";
130 m25p,fast-read;
131 label = "pnor";
132 spi-max-frequency = <100000000>;
133 };
134 };
135
136 &lpc_ctrl {
137 status = "okay";
138 memory-region = <&flash_memory>;
139 flash = <&spi1>;
140 };
141
142 &uart1 {
143 /* Rear RS-232 connector */
144 status = "okay";
145
146 pinctrl-names = "default";
147 pinctrl-0 = <&pinctrl_txd1_default
148 &pinctrl_rxd1_default
149 &pinctrl_nrts1_default
150 &pinctrl_ndtr1_default
151 &pinctrl_ndsr1_default
152 &pinctrl_ncts1_default
153 &pinctrl_ndcd1_default
154 &pinctrl_nri1_default>;
155 };
156
157 &uart5 {
158 status = "okay";
159 };
160
161 &mac0 {
162 status = "okay";
163
164 use-ncsi;
165
166 pinctrl-names = "default";
167 pinctrl-0 = <&pinctrl_rmii1_default>;
168 clocks = <&syscon ASPEED_CLK_GATE_MAC1CLK>,
169 <&syscon ASPEED_CLK_MAC1RCLK>;
170 clock-names = "MACCLK", "RCLK";
171 };
172
173 &i2c0 {
174 status = "okay";
175
176 eeprom@50 {
177 compatible = "atmel,24c256";
178 reg = <0x50>;
179 pagesize = <64>;
180 };
181 };
182
183 &i2c2 {
184 status = "okay";
185 /* CPU0 characterization connector */
186 };
187
188 &i2c3 {
189 status = "okay";
190 /* CLK GEN SI5338 */
191 };
192
193 &i2c4 {
194 status = "okay";
195 /* Voltage regulators for CPU0 */
196 };
197
198 &i2c5 {
199 status = "okay";
200 /* Voltage regulators for CPU1 */
201 };
202
203 &i2c6 {
204 status = "okay";
205
206 rtc@32 {
207 compatible = "epson,rx8900";
208 reg = <0x32>;
209 };
210 };
211
212 &i2c7 {
213 status = "okay";
214 /* CPLD */
215 };
216
217 &gpio {
218 gpio-line-names =
219 /*A0-A7*/ "","cfam-reset","","","","","fsi-mux","",
220 /*B0-B7*/ "","","","","","","","",
221 /*C0-C7*/ "","","","","","","","",
222 /*D0-D7*/ "fsi-enable","bmc_power_up","sys_pwrok_buf",
223 "func_mode0","func_mode1","func_mode2","","",
224 /*E0-E7*/ "","ncsi_cfg","","","","","","",
225 /*F0-F7*/ "","","","","","","","",
226 /*G0-G7*/ "","","","","","","","",
227 /*H0-H7*/ "","","","","","","","",
228 /*I0-I7*/ "","","","","","","","",
229 /*J0-J7*/ "","","checkstop","","","","","",
230 /*K0-K7*/ "","","","","","","","",
231 /*L0-L7*/ "","","","","","","","",
232 /*M0-M7*/ "","","","","","","","",
233 /*N0-N7*/ "","","","","","","","",
234 /*O0-O7*/ "","","power-button","","","","","",
235 /*P0-P7*/ "","fsi-trans","pm_rtc_adc_en","","","","","",
236 /*Q0-Q7*/ "","","","","","","","id-button",
237 /*R0-R7*/ "","software_pwrgood","","","","","","",
238 /*S0-S7*/ "","","","","","","","seq_cont",
239 /*T0-T7*/ "","","","","","","","",
240 /*U0-U7*/ "","","","","","","","",
241 /*V0-V7*/ "","","","","","","","",
242 /*W0-W7*/ "","","","","","","","",
243 /*X0-X7*/ "","","","","","","","",
244 /*Y0-Y7*/ "","","","","","","","",
245 /*Z0-Z7*/ "","","","","","","","",
246 /*AA0-AA7*/ "fsi-clock","led-attention","fsi-data","led-fault",
247 "led-power","","","led-identify",
248 /*AB0-AB7*/ "","","","","","","","",
249 /*AC0-AC7*/ "","","","","","","","";
250
251 func_mode0 {
252 gpio-hog;
253 gpios = <ASPEED_GPIO(D, 3) GPIO_ACTIVE_HIGH>;
254 output-low;
255 };
256 func_mode1 {
257 gpio-hog;
258 gpios = <ASPEED_GPIO(D, 4) GPIO_ACTIVE_HIGH>;
259 output-low;
260 };
261 func_mode2 {
262 gpio-hog;
263 gpios = <ASPEED_GPIO(D, 5) GPIO_ACTIVE_HIGH>;
264 output-low;
265 };
266 seq_cont {
267 gpio-hog;
268 gpios = <ASPEED_GPIO(S, 7) GPIO_ACTIVE_HIGH>;
269 output-low;
270 };
271 ncsi_cfg {
272 gpio-hog;
273 input;
274 gpios = <ASPEED_GPIO(E, 1) GPIO_ACTIVE_HIGH>;
275 };
276 };
277
278 &vuart {
279 status = "okay";
280 };
281
282 &gfx {
283 status = "okay";
284 memory-region = <&gfx_memory>;
285 };
286
287 &pinctrl {
288 aspeed,external-nodes = <&gfx &lhc>;
289 };
290
291 &ibt {
292 status = "okay";
293 };
294
295 &vhub {
296 status = "okay";
297 };
298
299 &adc {
300 status = "okay";
301
302 pinctrl-names = "default";
303 pinctrl-0 = <&pinctrl_adc0_default
304 &pinctrl_adc1_default
305 &pinctrl_adc2_default
306 &pinctrl_adc3_default
307 &pinctrl_adc4_default
308 &pinctrl_adc5_default
309 &pinctrl_adc6_default
310 &pinctrl_adc7_default
311 &pinctrl_adc8_default
312 &pinctrl_adc9_default
313 &pinctrl_adc10_default
314 &pinctrl_adc11_default
315 &pinctrl_adc12_default
316 &pinctrl_adc13_default
317 &pinctrl_adc14_default
318 &pinctrl_adc15_default>;
319 };
320
321 &video {
322 status = "okay";
323 memory-region = <&video_engine_memory>;
324 };
325
326 #include "ibm-power9-dual.dtsi"
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