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1// SPDX-License-Identifier: GPL-2.0
2/*
3 * Common definition for Hardkernel's Exynos4412 based ODROID-X/X2/U2/U3 boards
4 * device tree source
5*/
6
7#include <dt-bindings/sound/samsung-i2s.h>
8#include <dt-bindings/input/input.h>
9#include <dt-bindings/clock/maxim,max77686.h>
10#include "exynos4412.dtsi"
11#include "exynos4412-ppmu-common.dtsi"
12#include <dt-bindings/gpio/gpio.h>
13#include "exynos-mfc-reserved-memory.dtsi"
14
15/ {
16 chosen {
17 stdout-path = &serial_1;
18 };
19
20 firmware@204f000 {
21 compatible = "samsung,secure-firmware";
22 reg = <0x0204F000 0x1000>;
23 };
24
25 gpio_keys {
26 compatible = "gpio-keys";
27 pinctrl-names = "default";
28 pinctrl-0 = <&gpio_power_key>;
29
30 power_key {
31 gpios = <&gpx1 3 GPIO_ACTIVE_LOW>;
32 linux,code = <KEY_POWER>;
33 label = "power key";
34 debounce-interval = <10>;
35 wakeup-source;
36 };
37 };
38
39 sound: sound {
40 compatible = "hardkernel,odroid-xu4-audio";
41
42 cpu {
43 sound-dai = <&i2s0 0>;
44 };
45
46 codec {
47 sound-dai = <&hdmi>, <&max98090>;
48 };
49 };
50
51 emmc_pwrseq: pwrseq {
52 pinctrl-0 = <&emmc_rstn>;
53 pinctrl-names = "default";
54 compatible = "mmc-pwrseq-emmc";
55 reset-gpios = <&gpk1 2 GPIO_ACTIVE_LOW>;
56 };
57
58 fixed-rate-clocks {
59 xxti {
60 compatible = "samsung,clock-xxti";
61 clock-frequency = <0>;
62 };
63
64 xusbxti {
65 compatible = "samsung,clock-xusbxti";
66 clock-frequency = <24000000>;
67 };
68 };
69
70 thermal-zones {
71 cpu_thermal: cpu-thermal {
72 cooling-maps {
73 cooling_map0: map0 {
74 /* Corresponds to 800MHz at freq_table */
75 cooling-device = <&cpu0 7 7>, <&cpu1 7 7>,
76 <&cpu2 7 7>, <&cpu3 7 7>;
77 };
78 cooling_map1: map1 {
79 /* Corresponds to 200MHz at freq_table */
80 cooling-device = <&cpu0 13 13>,
81 <&cpu1 13 13>,
82 <&cpu2 13 13>,
83 <&cpu3 13 13>;
84 };
85 };
86 };
87 };
88};
89
90&bus_dmc {
91 devfreq-events = <&ppmu_dmc0_3>, <&ppmu_dmc1_3>;
92 vdd-supply = <&buck1_reg>;
93 status = "okay";
94};
95
96&bus_acp {
97 devfreq = <&bus_dmc>;
98 status = "okay";
99};
100
101&bus_c2c {
102 devfreq = <&bus_dmc>;
103 status = "okay";
104};
105
106&bus_leftbus {
107 devfreq-events = <&ppmu_leftbus_3>, <&ppmu_rightbus_3>;
108 vdd-supply = <&buck3_reg>;
109 status = "okay";
110};
111
112&bus_rightbus {
113 devfreq = <&bus_leftbus>;
114 status = "okay";
115};
116
117&bus_display {
118 devfreq = <&bus_leftbus>;
119 status = "okay";
120};
121
122&bus_fsys {
123 devfreq = <&bus_leftbus>;
124 status = "okay";
125};
126
127&bus_peri {
128 devfreq = <&bus_leftbus>;
129 status = "okay";
130};
131
132&bus_mfc {
133 devfreq = <&bus_leftbus>;
134 status = "okay";
135};
136
137&camera {
138 status = "okay";
139 pinctrl-names = "default";
140 pinctrl-0 = <>;
141};
142
143&clock {
144 assigned-clocks = <&clock CLK_FOUT_EPLL>;
145 assigned-clock-rates = <45158401>;
146};
147
148&clock_audss {
149 assigned-clocks = <&clock_audss EXYNOS_MOUT_AUDSS>,
150 <&clock_audss EXYNOS_MOUT_I2S>,
151 <&clock_audss EXYNOS_DOUT_SRP>,
152 <&clock_audss EXYNOS_DOUT_AUD_BUS>,
153 <&clock_audss EXYNOS_DOUT_I2S>;
154
155 assigned-clock-parents = <&clock CLK_FOUT_EPLL>,
156 <&clock_audss EXYNOS_MOUT_AUDSS>;
157
158 assigned-clock-rates = <0>, <0>,
159 <196608001>,
160 <(196608001 / 2)>,
161 <(196608001 / 8)>;
162};
163
164&cpu0 {
165 cpu0-supply = <&buck2_reg>;
166};
167
168&pinctrl_1 {
169 gpio_power_key: power_key {
170 samsung,pins = "gpx1-3";
171 samsung,pin-pud = <EXYNOS_PIN_PULL_NONE>;
172 };
173
174 max77686_irq: max77686-irq {
175 samsung,pins = "gpx3-2";
176 samsung,pin-function = <EXYNOS_PIN_FUNC_INPUT>;
177 samsung,pin-pud = <EXYNOS_PIN_PULL_NONE>;
178 samsung,pin-drv = <EXYNOS4_PIN_DRV_LV1>;
179 };
180
181 hdmi_hpd: hdmi-hpd {
182 samsung,pins = "gpx3-7";
183 samsung,pin-pud = <EXYNOS_PIN_PULL_DOWN>;
184 };
185
186 emmc_rstn: emmc-rstn {
187 samsung,pins = "gpk1-2";
188 samsung,pin-pud = <EXYNOS_PIN_PULL_NONE>;
189 };
190};
191
192&ehci {
193 status = "okay";
194};
195
196&exynos_usbphy {
197 status = "okay";
198};
199
200&fimc_0 {
201 status = "okay";
202 assigned-clocks = <&clock CLK_MOUT_FIMC0>,
203 <&clock CLK_SCLK_FIMC0>;
204 assigned-clock-parents = <&clock CLK_MOUT_MPLL_USER_T>;
205 assigned-clock-rates = <0>, <176000000>;
206};
207
208&fimc_1 {
209 status = "okay";
210 assigned-clocks = <&clock CLK_MOUT_FIMC1>,
211 <&clock CLK_SCLK_FIMC1>;
212 assigned-clock-parents = <&clock CLK_MOUT_MPLL_USER_T>;
213 assigned-clock-rates = <0>, <176000000>;
214};
215
216&fimc_2 {
217 status = "okay";
218 assigned-clocks = <&clock CLK_MOUT_FIMC2>,
219 <&clock CLK_SCLK_FIMC2>;
220 assigned-clock-parents = <&clock CLK_MOUT_MPLL_USER_T>;
221 assigned-clock-rates = <0>, <176000000>;
222};
223
224&fimc_3 {
225 status = "okay";
226 assigned-clocks = <&clock CLK_MOUT_FIMC3>,
227 <&clock CLK_SCLK_FIMC3>;
228 assigned-clock-parents = <&clock CLK_MOUT_MPLL_USER_T>;
229 assigned-clock-rates = <0>, <176000000>;
230};
231
232&gpu {
233 mali-supply = <&buck4_reg>;
234 status = "okay";
235};
236
237&hdmi {
238 hpd-gpios = <&gpx3 7 GPIO_ACTIVE_HIGH>;
239 pinctrl-names = "default";
240 pinctrl-0 = <&hdmi_hpd>;
241 vdd-supply = <&ldo8_reg>;
242 vdd_osc-supply = <&ldo10_reg>;
243 vdd_pll-supply = <&ldo8_reg>;
244 ddc = <&i2c_2>;
245 status = "okay";
246};
247
248&hdmicec {
249 status = "okay";
250};
251
252&hsotg {
253 dr_mode = "peripheral";
254 status = "okay";
255 vusb_d-supply = <&ldo15_reg>;
256 vusb_a-supply = <&ldo12_reg>;
257};
258
259&i2c_0 {
260 samsung,i2c-sda-delay = <100>;
261 samsung,i2c-max-bus-freq = <400000>;
262 status = "okay";
263
264 usb3503: usb3503@8 {
265 compatible = "smsc,usb3503";
266 reg = <0x08>;
267
268 intn-gpios = <&gpx3 0 GPIO_ACTIVE_HIGH>;
269 connect-gpios = <&gpx3 4 GPIO_ACTIVE_HIGH>;
270 reset-gpios = <&gpx3 5 GPIO_ACTIVE_HIGH>;
271 initial-mode = <1>;
272 };
273
274 max77686: pmic@9 {
275 compatible = "maxim,max77686";
276 interrupt-parent = <&gpx3>;
277 interrupts = <2 IRQ_TYPE_NONE>;
278 pinctrl-names = "default";
279 pinctrl-0 = <&max77686_irq>;
280 reg = <0x09>;
281 #clock-cells = <1>;
282
283 voltage-regulators {
284 ldo1_reg: LDO1 {
285 regulator-name = "VDD_ALIVE_1.0V";
286 regulator-min-microvolt = <1000000>;
287 regulator-max-microvolt = <1000000>;
288 regulator-always-on;
289 };
290
291 ldo2_reg: LDO2 {
292 regulator-name = "VDDQ_M1_2_1.8V";
293 regulator-min-microvolt = <1800000>;
294 regulator-max-microvolt = <1800000>;
295 regulator-always-on;
296 };
297
298 ldo3_reg: LDO3 {
299 regulator-name = "VDDQ_EXT_1.8V";
300 regulator-min-microvolt = <1800000>;
301 regulator-max-microvolt = <1800000>;
302 regulator-always-on;
303 };
304
305 ldo4_reg: LDO4 {
306 regulator-name = "VDDQ_MMC2_2.8V";
307 regulator-min-microvolt = <2800000>;
308 regulator-max-microvolt = <2800000>;
309 regulator-boot-on;
310 };
311
312 ldo5_reg: LDO5 {
313 regulator-name = "VDDQ_MMC1_3_1.8V";
314 regulator-min-microvolt = <1800000>;
315 regulator-max-microvolt = <1800000>;
316 regulator-always-on;
317 regulator-boot-on;
318 };
319
320 ldo6_reg: LDO6 {
321 regulator-name = "VDD10_MPLL_1.0V";
322 regulator-min-microvolt = <1000000>;
323 regulator-max-microvolt = <1000000>;
324 regulator-always-on;
325 };
326
327 ldo7_reg: LDO7 {
328 regulator-name = "VDD10_XPLL_1.0V";
329 regulator-min-microvolt = <1000000>;
330 regulator-max-microvolt = <1000000>;
331 regulator-always-on;
332 };
333
334 ldo8_reg: LDO8 {
335 regulator-name = "VDD10_HDMI_1.0V";
336 regulator-min-microvolt = <1000000>;
337 regulator-max-microvolt = <1000000>;
338 };
339
340 ldo10_reg: LDO10 {
341 regulator-name = "VDDQ_MIPIHSI_1.8V";
342 regulator-min-microvolt = <1800000>;
343 regulator-max-microvolt = <1800000>;
344 };
345
346 ldo11_reg: LDO11 {
347 regulator-name = "VDD18_ABB1_1.8V";
348 regulator-min-microvolt = <1800000>;
349 regulator-max-microvolt = <1800000>;
350 regulator-always-on;
351 };
352
353 ldo12_reg: LDO12 {
354 regulator-name = "VDD33_USB_3.3V";
355 regulator-min-microvolt = <3300000>;
356 regulator-max-microvolt = <3300000>;
357 regulator-always-on;
358 regulator-boot-on;
359 };
360
361 ldo13_reg: LDO13 {
362 regulator-name = "VDDQ_C2C_W_1.8V";
363 regulator-min-microvolt = <1800000>;
364 regulator-max-microvolt = <1800000>;
365 regulator-always-on;
366 regulator-boot-on;
367 };
368
369 ldo14_reg: LDO14 {
370 regulator-name = "VDD18_ABB0_2_1.8V";
371 regulator-min-microvolt = <1800000>;
372 regulator-max-microvolt = <1800000>;
373 regulator-always-on;
374 regulator-boot-on;
375 };
376
377 ldo15_reg: LDO15 {
378 regulator-name = "VDD10_HSIC_1.0V";
379 regulator-min-microvolt = <1000000>;
380 regulator-max-microvolt = <1000000>;
381 regulator-always-on;
382 regulator-boot-on;
383 };
384
385 ldo16_reg: LDO16 {
386 regulator-name = "VDD18_HSIC_1.8V";
387 regulator-min-microvolt = <1800000>;
388 regulator-max-microvolt = <1800000>;
389 regulator-always-on;
390 regulator-boot-on;
391 };
392
393 ldo20_reg: LDO20 {
394 regulator-name = "LDO20_1.8V";
395 regulator-min-microvolt = <1800000>;
396 regulator-max-microvolt = <1800000>;
397 };
398
399 ldo21_reg: LDO21 {
400 regulator-name = "TFLASH_2.8V";
401 regulator-min-microvolt = <2800000>;
402 regulator-max-microvolt = <2800000>;
403 regulator-boot-on;
404 };
405
406 ldo22_reg: LDO22 {
407 /*
408 * Only U3 uses it, so let it define the
409 * constraints
410 */
411 regulator-name = "LDO22";
412 regulator-boot-on;
413 };
414
415 ldo25_reg: LDO25 {
416 regulator-name = "VDDQ_LCD_1.8V";
417 regulator-min-microvolt = <1800000>;
418 regulator-max-microvolt = <1800000>;
419 regulator-always-on;
420 regulator-boot-on;
421 };
422
423 buck1_reg: BUCK1 {
424 regulator-name = "vdd_mif";
425 regulator-min-microvolt = <900000>;
426 regulator-max-microvolt = <1100000>;
427 regulator-always-on;
428 regulator-boot-on;
429 };
430
431 buck2_reg: BUCK2 {
432 regulator-name = "vdd_arm";
433 regulator-min-microvolt = <900000>;
434 regulator-max-microvolt = <1350000>;
435 regulator-always-on;
436 regulator-boot-on;
437 };
438
439 buck3_reg: BUCK3 {
440 regulator-name = "vdd_int";
441 regulator-min-microvolt = <900000>;
442 regulator-max-microvolt = <1050000>;
443 regulator-always-on;
444 regulator-boot-on;
445 };
446
447 buck4_reg: BUCK4 {
448 regulator-name = "vdd_g3d";
449 regulator-min-microvolt = <900000>;
450 regulator-max-microvolt = <1100000>;
451 regulator-microvolt-offset = <50000>;
452 };
453
454 buck5_reg: BUCK5 {
455 regulator-name = "VDDQ_CKEM1_2_1.2V";
456 regulator-min-microvolt = <1200000>;
457 regulator-max-microvolt = <1200000>;
458 regulator-always-on;
459 regulator-boot-on;
460 };
461
462 buck6_reg: BUCK6 {
463 regulator-name = "BUCK6_1.35V";
464 regulator-min-microvolt = <1350000>;
465 regulator-max-microvolt = <1350000>;
466 regulator-always-on;
467 regulator-boot-on;
468 };
469
470 buck7_reg: BUCK7 {
471 regulator-name = "BUCK7_2.0V";
472 regulator-min-microvolt = <2000000>;
473 regulator-max-microvolt = <2000000>;
474 regulator-always-on;
475 };
476
477 buck8_reg: BUCK8 {
478 /*
479 * Constraints set by specific board: X,
480 * X2 and U3.
481 */
482 regulator-name = "BUCK8_2.8V";
483 };
484 };
485 };
486};
487
488&i2c_1 {
489 status = "okay";
490 max98090: max98090@10 {
491 compatible = "maxim,max98090";
492 reg = <0x10>;
493 interrupt-parent = <&gpx0>;
494 interrupts = <0 IRQ_TYPE_NONE>;
495 clocks = <&i2s0 CLK_I2S_CDCLK>;
496 clock-names = "mclk";
497 #sound-dai-cells = <0>;
498 };
499};
500
501&i2c_2 {
502 status = "okay";
503};
504
505&i2c_8 {
506 status = "okay";
507};
508
509&i2s0 {
510 pinctrl-0 = <&i2s0_bus>;
511 pinctrl-names = "default";
512 status = "okay";
513 assigned-clocks = <&i2s0 CLK_I2S_RCLK_SRC>;
514 assigned-clock-parents = <&clock_audss EXYNOS_SCLK_I2S>;
515};
516
517&mixer {
518 status = "okay";
519};
520
521&mshc_0 {
522 pinctrl-0 = <&sd4_clk &sd4_cmd &sd4_bus4 &sd4_bus8>;
523 pinctrl-names = "default";
524 vmmc-supply = <&ldo20_reg>;
525 mmc-pwrseq = <&emmc_pwrseq>;
526 status = "okay";
527
528 broken-cd;
529 card-detect-delay = <200>;
530 samsung,dw-mshc-ciu-div = <3>;
531 samsung,dw-mshc-sdr-timing = <2 3>;
532 samsung,dw-mshc-ddr-timing = <1 2>;
533 bus-width = <8>;
534 cap-mmc-highspeed;
535};
536
537&rtc {
538 status = "okay";
539 clocks = <&clock CLK_RTC>, <&max77686 MAX77686_CLK_AP>;
540 clock-names = "rtc", "rtc_src";
541};
542
543&sdhci_2 {
544 bus-width = <4>;
545 pinctrl-0 = <&sd2_clk &sd2_cmd &sd2_cd &sd2_bus4>;
546 pinctrl-names = "default";
547 vmmc-supply = <&ldo21_reg>;
548 vqmmc-supply = <&ldo4_reg>;
549 cd-gpios = <&gpk2 2 GPIO_ACTIVE_LOW>;
550 status = "okay";
551};
552
553&serial_0 {
554 status = "okay";
555};
556
557&serial_1 {
558 status = "okay";
559};
560
561&tmu {
562 vtmu-supply = <&ldo10_reg>;
563 status = "okay";
564};