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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>, <&cpu1 7 7>,
49 <&cpu2 7 7>, <&cpu3 7 7>;
50 };
51 map1 {
52 /* Corresponds to 200MHz at freq_table */
53 cooling-device = <&cpu0 13 13>,
54 <&cpu1 13 13>,
55 <&cpu2 13 13>,
56 <&cpu3 13 13>;
57 };
58 };
59 };
60 };
61
62 usb-hub {
63 compatible = "smsc,usb3503a";
64 reset-gpios = <&gpm2 4 GPIO_ACTIVE_LOW>;
65 connect-gpios = <&gpm3 3 GPIO_ACTIVE_HIGH>;
66 intn-gpios = <&gpx2 3 GPIO_ACTIVE_HIGH>;
67 pinctrl-names = "default";
68 pinctrl-0 = <&hsic_reset>;
69 };
70};
71
72&bus_dmc {
73 devfreq-events = <&ppmu_dmc0_3>, <&ppmu_dmc1_3>;
74 vdd-supply = <&buck1_reg>;
75 status = "okay";
76};
77
78&bus_acp {
79 devfreq = <&bus_dmc>;
80 status = "okay";
81};
82
83&bus_c2c {
84 devfreq = <&bus_dmc>;
85 status = "okay";
86};
87
88&bus_leftbus {
89 devfreq-events = <&ppmu_leftbus_3>, <&ppmu_rightbus_3>;
90 vdd-supply = <&buck3_reg>;
91 status = "okay";
92};
93
94&bus_rightbus {
95 devfreq = <&bus_leftbus>;
96 status = "okay";
97};
98
99&bus_fsys {
100 devfreq = <&bus_leftbus>;
101 status = "okay";
102};
103
104&bus_peri {
105 devfreq = <&bus_leftbus>;
106 status = "okay";
107};
108
109&bus_mfc {
110 devfreq = <&bus_leftbus>;
111 status = "okay";
112};
113
114&cpu0 {
115 cpu0-supply = <&buck2_reg>;
116};
117
118&gpu {
119 mali-supply = <&buck4_reg>;
120 status = "okay";
121};
122
123&hsotg {
124 vusb_d-supply = <&ldo15_reg>;
125 vusb_a-supply = <&ldo12_reg>;
126};
127
128&i2c_1 {
129 #address-cells = <1>;
130 #size-cells = <0>;
131 samsung,i2c-sda-delay = <100>;
132 samsung,i2c-max-bus-freq = <400000>;
133 pinctrl-0 = <&i2c1_bus>;
134 pinctrl-names = "default";
135 status = "okay";
136
137 s5m8767: s5m8767-pmic@66 {
138 compatible = "samsung,s5m8767-pmic";
139 reg = <0x66>;
140
141 s5m8767,pmic-buck-default-dvs-idx = <3>;
142
143 s5m8767,pmic-buck-dvs-gpios = <&gpb 5 GPIO_ACTIVE_HIGH>,
144 <&gpb 6 GPIO_ACTIVE_HIGH>,
145 <&gpb 7 GPIO_ACTIVE_HIGH>;
146
147 s5m8767,pmic-buck-ds-gpios = <&gpm3 5 GPIO_ACTIVE_HIGH>,
148 <&gpm3 6 GPIO_ACTIVE_HIGH>,
149 <&gpm3 7 GPIO_ACTIVE_HIGH>;
150
151 /* VDD_ARM */
152 s5m8767,pmic-buck2-dvs-voltage = <1356250>, <1300000>,
153 <1243750>, <1118750>,
154 <1068750>, <1012500>,
155 <956250>, <900000>;
156 /* VDD_INT */
157 s5m8767,pmic-buck3-dvs-voltage = <1000000>, <1000000>,
158 <925000>, <925000>,
159 <887500>, <887500>,
160 <850000>, <850000>;
161 /* VDD_G3D */
162 s5m8767,pmic-buck4-dvs-voltage = <1081250>, <1081250>,
163 <1025000>, <950000>,
164 <918750>, <900000>,
165 <875000>, <831250>;
166
167 regulators {
168 ldo1_reg: LDO1 {
169 regulator-name = "VDD_ALIVE";
170 regulator-min-microvolt = <1100000>;
171 regulator-max-microvolt = <1100000>;
172 regulator-always-on;
173 regulator-boot-on;
174 op_mode = <1>; /* Normal Mode */
175 };
176
177 /* SCP uses 1.5v, POP uses 1.2v */
178 ldo2_reg: LDO2 {
179 regulator-name = "VDDQ_M12";
180 regulator-min-microvolt = <1500000>;
181 regulator-max-microvolt = <1500000>;
182 regulator-always-on;
183 regulator-boot-on;
184 op_mode = <1>; /* Normal Mode */
185 };
186
187 ldo3_reg: LDO3 {
188 regulator-name = "VDDIOAP_18";
189 regulator-min-microvolt = <1800000>;
190 regulator-max-microvolt = <1800000>;
191 regulator-always-on;
192 op_mode = <1>; /* Normal Mode */
193 };
194
195 ldo4_reg: LDO4 {
196 regulator-name = "VDDQ_PRE";
197 regulator-min-microvolt = <1800000>;
198 regulator-max-microvolt = <1800000>;
199 regulator-always-on;
200 op_mode = <1>; /* Normal Mode */
201 };
202
203 ldo5_reg: LDO5 {
204 regulator-name = "VDD_LDO5";
205 op_mode = <0>; /* Always off Mode */
206 };
207
208 ldo6_reg: LDO6 {
209 regulator-name = "VDD10_MPLL";
210 regulator-min-microvolt = <1000000>;
211 regulator-max-microvolt = <1000000>;
212 regulator-always-on;
213 op_mode = <1>; /* Normal Mode */
214 };
215
216 ldo7_reg: LDO7 {
217 regulator-name = "VDD10_XPLL";
218 regulator-min-microvolt = <1000000>;
219 regulator-max-microvolt = <1000000>;
220 regulator-always-on;
221 op_mode = <1>; /* Normal Mode */
222 };
223
224 ldo8_reg: LDO8 {
225 regulator-name = "VDD10_MIPI";
226 regulator-min-microvolt = <1000000>;
227 regulator-max-microvolt = <1000000>;
228 op_mode = <1>; /* Normal Mode */
229 };
230
231 ldo9_reg: LDO9 {
232 regulator-name = "VDD33_LCD";
233 regulator-min-microvolt = <3300000>;
234 regulator-max-microvolt = <3300000>;
235 op_mode = <1>; /* Normal Mode */
236 };
237
238 ldo10_reg: LDO10 {
239 regulator-name = "VDD18_MIPI";
240 regulator-min-microvolt = <1800000>;
241 regulator-max-microvolt = <1800000>;
242 op_mode = <1>; /* Normal Mode */
243 };
244
245 ldo11_reg: LDO11 {
246 regulator-name = "VDD18_ABB1";
247 regulator-min-microvolt = <1800000>;
248 regulator-max-microvolt = <1800000>;
249 regulator-always-on;
250 op_mode = <1>; /* Normal Mode */
251 };
252
253 ldo12_reg: LDO12 {
254 regulator-name = "VDD33_UOTG";
255 regulator-min-microvolt = <3300000>;
256 regulator-max-microvolt = <3300000>;
257 regulator-always-on;
258 op_mode = <1>; /* Normal Mode */
259 };
260
261 ldo13_reg: LDO13 {
262 regulator-name = "VDDIOPERI_18";
263 regulator-min-microvolt = <1800000>;
264 regulator-max-microvolt = <1800000>;
265 regulator-always-on;
266 op_mode = <1>; /* Normal Mode */
267 };
268
269 ldo14_reg: LDO14 {
270 regulator-name = "VDD18_ABB02";
271 regulator-min-microvolt = <1800000>;
272 regulator-max-microvolt = <1800000>;
273 regulator-always-on;
274 op_mode = <1>; /* Normal Mode */
275 };
276
277 ldo15_reg: LDO15 {
278 regulator-name = "VDD10_USH";
279 regulator-min-microvolt = <1000000>;
280 regulator-max-microvolt = <1000000>;
281 regulator-always-on;
282 op_mode = <1>; /* Normal Mode */
283 };
284
285 ldo16_reg: LDO16 {
286 regulator-name = "VDD18_HSIC";
287 regulator-min-microvolt = <1800000>;
288 regulator-max-microvolt = <1800000>;
289 regulator-always-on;
290 op_mode = <1>; /* Normal Mode */
291 };
292
293 ldo17_reg: LDO17 {
294 regulator-name = "VDDIOAP_MMC012_28";
295 regulator-min-microvolt = <2800000>;
296 regulator-max-microvolt = <2800000>;
297 op_mode = <1>; /* Normal Mode */
298 };
299
300 /* Used by HSIC */
301 ldo18_reg: LDO18 {
302 regulator-name = "VDDIOPERI_28";
303 regulator-min-microvolt = <3300000>;
304 regulator-max-microvolt = <3300000>;
305 regulator-always-on;
306 op_mode = <1>; /* Normal Mode */
307 };
308
309 ldo19_reg: LDO19 {
310 regulator-name = "VDD_LDO19";
311 op_mode = <0>; /* Always off Mode */
312 };
313
314 ldo20_reg: LDO20 {
315 regulator-name = "VDD28_CAM";
316 regulator-min-microvolt = <1800000>;
317 regulator-max-microvolt = <2800000>;
318 op_mode = <1>; /* Normal Mode */
319 };
320
321 ldo21_reg: LDO21 {
322 regulator-name = "VDD28_AF";
323 regulator-min-microvolt = <1800000>;
324 regulator-max-microvolt = <2800000>;
325 op_mode = <1>; /* Normal Mode */
326 };
327
328 ldo22_reg: LDO22 {
329 regulator-name = "VDDA28_2M";
330 regulator-min-microvolt = <2800000>;
331 regulator-max-microvolt = <2800000>;
332 op_mode = <1>; /* Normal Mode */
333 };
334
335 ldo23_reg: LDO23 {
336 regulator-name = "VDD28_TF";
337 regulator-min-microvolt = <2800000>;
338 regulator-max-microvolt = <2800000>;
339 op_mode = <1>; /* Normal Mode */
340 };
341
342 ldo24_reg: LDO24 {
343 regulator-name = "VDD33_A31";
344 regulator-min-microvolt = <3300000>;
345 regulator-max-microvolt = <3300000>;
346 op_mode = <1>; /* Normal Mode */
347 };
348
349 ldo25_reg: LDO25 {
350 regulator-name = "VDD18_CAM";
351 regulator-min-microvolt = <1800000>;
352 regulator-max-microvolt = <1800000>;
353 op_mode = <1>; /* Normal Mode */
354 };
355
356 ldo26_reg: LDO26 {
357 regulator-name = "VDD18_A31";
358 regulator-min-microvolt = <1800000>;
359 regulator-max-microvolt = <1800000>;
360 op_mode = <1>; /* Normal Mode */
361 };
362
363 ldo27_reg: LDO27 {
364 regulator-name = "GPS_1V8";
365 regulator-min-microvolt = <1800000>;
366 regulator-max-microvolt = <1800000>;
367 op_mode = <1>; /* Normal Mode */
368 };
369
370 ldo28_reg: LDO28 {
371 regulator-name = "DVDD12";
372 regulator-min-microvolt = <1200000>;
373 regulator-max-microvolt = <1200000>;
374 op_mode = <1>; /* Normal Mode */
375 };
376
377 buck1_reg: BUCK1 {
378 regulator-name = "vdd_mif";
379 regulator-min-microvolt = <850000>;
380 regulator-max-microvolt = <1100000>;
381 regulator-always-on;
382 regulator-boot-on;
383 op_mode = <1>; /* Normal Mode */
384 };
385
386 buck2_reg: BUCK2 {
387 regulator-name = "vdd_arm";
388 regulator-min-microvolt = <850000>;
389 regulator-max-microvolt = <1456250>;
390 regulator-always-on;
391 regulator-boot-on;
392 op_mode = <1>; /* Normal Mode */
393 };
394
395 buck3_reg: BUCK3 {
396 regulator-name = "vdd_int";
397 regulator-min-microvolt = <875000>;
398 regulator-max-microvolt = <1200000>;
399 regulator-always-on;
400 regulator-boot-on;
401 op_mode = <1>; /* Normal Mode */
402 };
403
404 buck4_reg: BUCK4 {
405 regulator-name = "vdd_g3d";
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 buck5_reg: BUCK5 {
414 regulator-name = "vdd_m12";
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 buck6_reg: BUCK6 {
423 regulator-name = "vdd12_5m";
424 regulator-min-microvolt = <750000>;
425 regulator-max-microvolt = <1500000>;
426 regulator-always-on;
427 regulator-boot-on;
428 op_mode = <1>; /* Normal Mode */
429 };
430
431 buck7_reg: BUCK7 {
432 regulator-name = "pvdd_buck7";
433 regulator-min-microvolt = <750000>;
434 regulator-max-microvolt = <2000000>;
435 regulator-boot-on;
436 regulator-always-on;
437 op_mode = <1>; /* Normal Mode */
438 };
439
440 buck8_reg: BUCK8 {
441 regulator-name = "pvdd_buck8";
442 regulator-min-microvolt = <750000>;
443 regulator-max-microvolt = <1500000>;
444 regulator-boot-on;
445 regulator-always-on;
446 op_mode = <1>; /* Normal Mode */
447 };
448
449 buck9_reg: BUCK9 {
450 regulator-name = "vddf28_emmc";
451 regulator-min-microvolt = <750000>;
452 regulator-max-microvolt = <3000000>;
453 op_mode = <1>; /* Normal Mode */
454 };
455 };
456
457 s5m8767_osc: clocks {
458 compatible = "samsung,s5m8767-clk";
459 #clock-cells = <1>;
460 clock-output-names = "s5m8767_ap",
461 "s5m8767_cp", "s5m8767_bt";
462 };
463
464 };
465};
466
467&mfc {
468 status = "okay";
469};
470
471&mshc_0 {
472 pinctrl-0 = <&sd4_clk &sd4_cmd &sd4_bus4 &sd4_bus8>;
473 pinctrl-names = "default";
474 status = "okay";
475 vmmc-supply = <&buck9_reg>;
476 broken-cd;
477 card-detect-delay = <200>;
478 samsung,dw-mshc-ciu-div = <3>;
479 samsung,dw-mshc-sdr-timing = <2 3>;
480 samsung,dw-mshc-ddr-timing = <1 2>;
481 bus-width = <8>;
482 cap-mmc-highspeed;
483};
484
485&pinctrl_1 {
486 hsic_reset: hsic-reset {
487 samsung,pins = "gpm2-4";
488 samsung,pin-function = <EXYNOS_PIN_FUNC_INPUT>;
489 samsung,pin-pud = <EXYNOS_PIN_PULL_NONE>;
490 samsung,pin-drv = <EXYNOS4_PIN_DRV_LV4>;
491 };
492};
493
494&rtc {
495 status = "okay";
496 clocks = <&clock CLK_RTC>, <&s5m8767_osc S2MPS11_CLK_AP>;
497 clock-names = "rtc", "rtc_src";
498};
499
500&tmu {
501 vtmu-supply = <&ldo16_reg>;
502 status = "okay";
503};