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1// SPDX-License-Identifier: GPL-2.0
2/*
3 * TOPEET's Exynos4412 based itop board device tree source
4 *
5 * Copyright (c) 2016 SUMOMO Computer Association
6 * https://www.sumomo.mobi
7 * Randy Li <ayaka@soulik.info>
8 *
9 * Device tree source file for TOPEET iTop Exynos 4412 SCP package core
10 * board which is based on Samsung's Exynos4412 SoC.
11 */
12
13#include <dt-bindings/clock/samsung,s2mps11.h>
14#include <dt-bindings/gpio/gpio.h>
15#include <dt-bindings/input/input.h>
16#include "exynos4412.dtsi"
17#include "exynos4412-ppmu-common.dtsi"
18#include "exynos-mfc-reserved-memory.dtsi"
19
20/ {
21 memory@40000000 {
22 device_type = "memory";
23 reg = <0x40000000 0x40000000>;
24 };
25
26 firmware@203f000 {
27 compatible = "samsung,secure-firmware";
28 reg = <0x0203F000 0x1000>;
29 };
30
31 fixed-rate-clocks {
32 xxti {
33 compatible = "samsung,clock-xxti";
34 clock-frequency = <0>;
35 };
36
37 xusbxti {
38 compatible = "samsung,clock-xusbxti";
39 clock-frequency = <24000000>;
40 };
41 };
42
43 thermal-zones {
44 cpu_thermal: cpu-thermal {
45 cooling-maps {
46 map0 {
47 /* Corresponds to 800MHz at freq_table */
48 cooling-device = <&cpu0 7 7>;
49 };
50 map1 {
51 /* Corresponds to 200MHz at freq_table */
52 cooling-device = <&cpu0 13 13>;
53 };
54 };
55 };
56 };
57
58 usb-hub {
59 compatible = "smsc,usb3503a";
60 reset-gpios = <&gpm2 4 GPIO_ACTIVE_LOW>;
61 connect-gpios = <&gpm3 3 GPIO_ACTIVE_HIGH>;
62 intn-gpios = <&gpx2 3 GPIO_ACTIVE_HIGH>;
63 pinctrl-names = "default";
64 pinctrl-0 = <&hsic_reset>;
65 };
66};
67
68&bus_dmc {
69 devfreq-events = <&ppmu_dmc0_3>, <&ppmu_dmc1_3>;
70 vdd-supply = <&buck1_reg>;
71 status = "okay";
72};
73
74&bus_acp {
75 devfreq = <&bus_dmc>;
76 status = "okay";
77};
78
79&bus_c2c {
80 devfreq = <&bus_dmc>;
81 status = "okay";
82};
83
84&bus_leftbus {
85 devfreq-events = <&ppmu_leftbus_3>, <&ppmu_rightbus_3>;
86 vdd-supply = <&buck3_reg>;
87 status = "okay";
88};
89
90&bus_rightbus {
91 devfreq = <&bus_leftbus>;
92 status = "okay";
93};
94
95&bus_fsys {
96 devfreq = <&bus_leftbus>;
97 status = "okay";
98};
99
100&bus_peri {
101 devfreq = <&bus_leftbus>;
102 status = "okay";
103};
104
105&bus_mfc {
106 devfreq = <&bus_leftbus>;
107 status = "okay";
108};
109
110&cpu0 {
111 cpu0-supply = <&buck2_reg>;
112};
113
114&hsotg {
115 vusb_d-supply = <&ldo15_reg>;
116 vusb_a-supply = <&ldo12_reg>;
117};
118
119&i2c_1 {
120 #address-cells = <1>;
121 #size-cells = <0>;
122 samsung,i2c-sda-delay = <100>;
123 samsung,i2c-max-bus-freq = <400000>;
124 pinctrl-0 = <&i2c1_bus>;
125 pinctrl-names = "default";
126 status = "okay";
127
128 s5m8767: s5m8767-pmic@66 {
129 compatible = "samsung,s5m8767-pmic";
130 reg = <0x66>;
131
132 s5m8767,pmic-buck-default-dvs-idx = <3>;
133
134 s5m8767,pmic-buck-dvs-gpios = <&gpb 5 GPIO_ACTIVE_HIGH>,
135 <&gpb 6 GPIO_ACTIVE_HIGH>,
136 <&gpb 7 GPIO_ACTIVE_HIGH>;
137
138 s5m8767,pmic-buck-ds-gpios = <&gpm3 5 GPIO_ACTIVE_HIGH>,
139 <&gpm3 6 GPIO_ACTIVE_HIGH>,
140 <&gpm3 7 GPIO_ACTIVE_HIGH>;
141
142 /* VDD_ARM */
143 s5m8767,pmic-buck2-dvs-voltage = <1356250>, <1300000>,
144 <1243750>, <1118750>,
145 <1068750>, <1012500>,
146 <956250>, <900000>;
147 /* VDD_INT */
148 s5m8767,pmic-buck3-dvs-voltage = <1000000>, <1000000>,
149 <925000>, <925000>,
150 <887500>, <887500>,
151 <850000>, <850000>;
152 /* VDD_G3D */
153 s5m8767,pmic-buck4-dvs-voltage = <1081250>, <1081250>,
154 <1025000>, <950000>,
155 <918750>, <900000>,
156 <875000>, <831250>;
157
158 regulators {
159 ldo1_reg: LDO1 {
160 regulator-name = "VDD_ALIVE";
161 regulator-min-microvolt = <1100000>;
162 regulator-max-microvolt = <1100000>;
163 regulator-always-on;
164 regulator-boot-on;
165 op_mode = <1>; /* Normal Mode */
166 };
167
168 /* SCP uses 1.5v, POP uses 1.2v */
169 ldo2_reg: LDO2 {
170 regulator-name = "VDDQ_M12";
171 regulator-min-microvolt = <1500000>;
172 regulator-max-microvolt = <1500000>;
173 regulator-always-on;
174 regulator-boot-on;
175 op_mode = <1>; /* Normal Mode */
176 };
177
178 ldo3_reg: LDO3 {
179 regulator-name = "VDDIOAP_18";
180 regulator-min-microvolt = <1800000>;
181 regulator-max-microvolt = <1800000>;
182 regulator-always-on;
183 op_mode = <1>; /* Normal Mode */
184 };
185
186 ldo4_reg: LDO4 {
187 regulator-name = "VDDQ_PRE";
188 regulator-min-microvolt = <1800000>;
189 regulator-max-microvolt = <1800000>;
190 regulator-always-on;
191 op_mode = <1>; /* Normal Mode */
192 };
193
194 ldo5_reg: LDO5 {
195 regulator-name = "VDD_LDO5";
196 op_mode = <0>; /* Always off Mode */
197 };
198
199 ldo6_reg: LDO6 {
200 regulator-name = "VDD10_MPLL";
201 regulator-min-microvolt = <1000000>;
202 regulator-max-microvolt = <1000000>;
203 regulator-always-on;
204 op_mode = <1>; /* Normal Mode */
205 };
206
207 ldo7_reg: LDO7 {
208 regulator-name = "VDD10_XPLL";
209 regulator-min-microvolt = <1000000>;
210 regulator-max-microvolt = <1000000>;
211 regulator-always-on;
212 op_mode = <1>; /* Normal Mode */
213 };
214
215 ldo8_reg: LDO8 {
216 regulator-name = "VDD10_MIPI";
217 regulator-min-microvolt = <1000000>;
218 regulator-max-microvolt = <1000000>;
219 op_mode = <1>; /* Normal Mode */
220 };
221
222 ldo9_reg: LDO9 {
223 regulator-name = "VDD33_LCD";
224 regulator-min-microvolt = <3300000>;
225 regulator-max-microvolt = <3300000>;
226 op_mode = <1>; /* Normal Mode */
227 };
228
229 ldo10_reg: LDO10 {
230 regulator-name = "VDD18_MIPI";
231 regulator-min-microvolt = <1800000>;
232 regulator-max-microvolt = <1800000>;
233 op_mode = <1>; /* Normal Mode */
234 };
235
236 ldo11_reg: LDO11 {
237 regulator-name = "VDD18_ABB1";
238 regulator-min-microvolt = <1800000>;
239 regulator-max-microvolt = <1800000>;
240 regulator-always-on;
241 op_mode = <1>; /* Normal Mode */
242 };
243
244 ldo12_reg: LDO12 {
245 regulator-name = "VDD33_UOTG";
246 regulator-min-microvolt = <3300000>;
247 regulator-max-microvolt = <3300000>;
248 regulator-always-on;
249 op_mode = <1>; /* Normal Mode */
250 };
251
252 ldo13_reg: LDO13 {
253 regulator-name = "VDDIOPERI_18";
254 regulator-min-microvolt = <1800000>;
255 regulator-max-microvolt = <1800000>;
256 regulator-always-on;
257 op_mode = <1>; /* Normal Mode */
258 };
259
260 ldo14_reg: LDO14 {
261 regulator-name = "VDD18_ABB02";
262 regulator-min-microvolt = <1800000>;
263 regulator-max-microvolt = <1800000>;
264 regulator-always-on;
265 op_mode = <1>; /* Normal Mode */
266 };
267
268 ldo15_reg: LDO15 {
269 regulator-name = "VDD10_USH";
270 regulator-min-microvolt = <1000000>;
271 regulator-max-microvolt = <1000000>;
272 regulator-always-on;
273 op_mode = <1>; /* Normal Mode */
274 };
275
276 ldo16_reg: LDO16 {
277 regulator-name = "VDD18_HSIC";
278 regulator-min-microvolt = <1800000>;
279 regulator-max-microvolt = <1800000>;
280 regulator-always-on;
281 op_mode = <1>; /* Normal Mode */
282 };
283
284 ldo17_reg: LDO17 {
285 regulator-name = "VDDIOAP_MMC012_28";
286 regulator-min-microvolt = <2800000>;
287 regulator-max-microvolt = <2800000>;
288 op_mode = <1>; /* Normal Mode */
289 };
290
291 /* Used by HSIC */
292 ldo18_reg: LDO18 {
293 regulator-name = "VDDIOPERI_28";
294 regulator-min-microvolt = <3300000>;
295 regulator-max-microvolt = <3300000>;
296 regulator-always-on;
297 op_mode = <1>; /* Normal Mode */
298 };
299
300 ldo19_reg: LDO19 {
301 regulator-name = "VDD_LDO19";
302 op_mode = <0>; /* Always off Mode */
303 };
304
305 ldo20_reg: LDO20 {
306 regulator-name = "VDD28_CAM";
307 regulator-min-microvolt = <1800000>;
308 regulator-max-microvolt = <2800000>;
309 op_mode = <1>; /* Normal Mode */
310 };
311
312 ldo21_reg: LDO21 {
313 regulator-name = "VDD28_AF";
314 regulator-min-microvolt = <1800000>;
315 regulator-max-microvolt = <2800000>;
316 op_mode = <1>; /* Normal Mode */
317 };
318
319 ldo22_reg: LDO22 {
320 regulator-name = "VDDA28_2M";
321 regulator-min-microvolt = <2800000>;
322 regulator-max-microvolt = <2800000>;
323 op_mode = <1>; /* Normal Mode */
324 };
325
326 ldo23_reg: LDO23 {
327 regulator-name = "VDD28_TF";
328 regulator-min-microvolt = <2800000>;
329 regulator-max-microvolt = <2800000>;
330 op_mode = <1>; /* Normal Mode */
331 };
332
333 ldo24_reg: LDO24 {
334 regulator-name = "VDD33_A31";
335 regulator-min-microvolt = <3300000>;
336 regulator-max-microvolt = <3300000>;
337 op_mode = <1>; /* Normal Mode */
338 };
339
340 ldo25_reg: LDO25 {
341 regulator-name = "VDD18_CAM";
342 regulator-min-microvolt = <1800000>;
343 regulator-max-microvolt = <1800000>;
344 op_mode = <1>; /* Normal Mode */
345 };
346
347 ldo26_reg: LDO26 {
348 regulator-name = "VDD18_A31";
349 regulator-min-microvolt = <1800000>;
350 regulator-max-microvolt = <1800000>;
351 op_mode = <1>; /* Normal Mode */
352 };
353
354 ldo27_reg: LDO27 {
355 regulator-name = "GPS_1V8";
356 regulator-min-microvolt = <1800000>;
357 regulator-max-microvolt = <1800000>;
358 op_mode = <1>; /* Normal Mode */
359 };
360
361 ldo28_reg: LDO28 {
362 regulator-name = "DVDD12";
363 regulator-min-microvolt = <1200000>;
364 regulator-max-microvolt = <1200000>;
365 op_mode = <1>; /* Normal Mode */
366 };
367
368 buck1_reg: BUCK1 {
369 regulator-name = "vdd_mif";
370 regulator-min-microvolt = <850000>;
371 regulator-max-microvolt = <1100000>;
372 regulator-always-on;
373 regulator-boot-on;
374 op_mode = <1>; /* Normal Mode */
375 };
376
377 buck2_reg: BUCK2 {
378 regulator-name = "vdd_arm";
379 regulator-min-microvolt = <850000>;
380 regulator-max-microvolt = <1456250>;
381 regulator-always-on;
382 regulator-boot-on;
383 op_mode = <1>; /* Normal Mode */
384 };
385
386 buck3_reg: BUCK3 {
387 regulator-name = "vdd_int";
388 regulator-min-microvolt = <875000>;
389 regulator-max-microvolt = <1200000>;
390 regulator-always-on;
391 regulator-boot-on;
392 op_mode = <1>; /* Normal Mode */
393 };
394
395 buck4_reg: BUCK4 {
396 regulator-name = "vdd_g3d";
397 regulator-min-microvolt = <750000>;
398 regulator-max-microvolt = <1500000>;
399 regulator-always-on;
400 regulator-boot-on;
401 op_mode = <1>; /* Normal Mode */
402 };
403
404 buck5_reg: BUCK5 {
405 regulator-name = "vdd_m12";
406 regulator-min-microvolt = <750000>;
407 regulator-max-microvolt = <1500000>;
408 regulator-always-on;
409 regulator-boot-on;
410 op_mode = <1>; /* Normal Mode */
411 };
412
413 buck6_reg: BUCK6 {
414 regulator-name = "vdd12_5m";
415 regulator-min-microvolt = <750000>;
416 regulator-max-microvolt = <1500000>;
417 regulator-always-on;
418 regulator-boot-on;
419 op_mode = <1>; /* Normal Mode */
420 };
421
422 buck7_reg: BUCK7 {
423 regulator-name = "pvdd_buck7";
424 regulator-min-microvolt = <750000>;
425 regulator-max-microvolt = <2000000>;
426 regulator-boot-on;
427 regulator-always-on;
428 op_mode = <1>; /* Normal Mode */
429 };
430
431 buck8_reg: BUCK8 {
432 regulator-name = "pvdd_buck8";
433 regulator-min-microvolt = <750000>;
434 regulator-max-microvolt = <1500000>;
435 regulator-boot-on;
436 regulator-always-on;
437 op_mode = <1>; /* Normal Mode */
438 };
439
440 buck9_reg: BUCK9 {
441 regulator-name = "vddf28_emmc";
442 regulator-min-microvolt = <750000>;
443 regulator-max-microvolt = <3000000>;
444 op_mode = <1>; /* Normal Mode */
445 };
446 };
447
448 s5m8767_osc: clocks {
449 #clock-cells = <1>;
450 clock-output-names = "s5m8767_ap",
451 "s5m8767_cp", "s5m8767_bt";
452 };
453
454 };
455};
456
457&mfc {
458 status = "okay";
459};
460
461&mshc_0 {
462 pinctrl-0 = <&sd4_clk &sd4_cmd &sd4_bus4 &sd4_bus8>;
463 pinctrl-names = "default";
464 status = "okay";
465 vmmc-supply = <&buck9_reg>;
466 broken-cd;
467 card-detect-delay = <200>;
468 samsung,dw-mshc-ciu-div = <3>;
469 samsung,dw-mshc-sdr-timing = <2 3>;
470 samsung,dw-mshc-ddr-timing = <1 2>;
471 bus-width = <8>;
472 cap-mmc-highspeed;
473};
474
475&pinctrl_1 {
476 hsic_reset: hsic-reset {
477 samsung,pins = "gpm2-4";
478 samsung,pin-function = <EXYNOS_PIN_FUNC_INPUT>;
479 samsung,pin-pud = <EXYNOS_PIN_PULL_NONE>;
480 samsung,pin-drv = <EXYNOS4_PIN_DRV_LV4>;
481 };
482};
483
484&rtc {
485 status = "okay";
486 clocks = <&clock CLK_RTC>, <&s5m8767_osc S2MPS11_CLK_AP>;
487 clock-names = "rtc", "rtc_src";
488};
489
490&tmu {
491 vtmu-supply = <&ldo16_reg>;
492 status = "okay";
493};