1 // SPDX-License-Identifier: (GPL-2.0 OR MIT)
2 //
3 // Copyright (c) 2021 emtrion GmbH
4 // Author: Reinhold Müller <reinhold.mueller@emtrion.de>.
5 //
6
7 #include "stm32mp157.dtsi"
8 #include "stm32mp15xc.dtsi"
9 #include "stm32mp15-pinctrl.dtsi"
10 #include "stm32mp15xxac-pinctrl.dtsi"
11 #include <dt-bindings/gpio/gpio.h>
12 #include <dt-bindings/mfd/st,stpmic1.h>
13
14 / {
15 aliases {
16 ethernet0 = ðernet0;
17 serial0 = &uart4;
18 serial1 = &usart2;
19 serial2 = &usart3;
20 };
21
22 chosen {
23 stdout-path = "serial0:115200n8";
24 };
25
26 memory@c0000000 {
27 device_type = "memory";
28 reg = <0xc0000000 0x20000000>;
29 };
30
31 reserved-memory {
32 #address-cells = <1>;
33 #size-cells = <1>;
34 ranges;
35
36 mcuram2: mcuram2@10000000 {
37 compatible = "shared-dma-pool";
38 reg = <0x10000000 0x40000>;
39 no-map;
40 };
41
42 vdev0vring0: vdev0vring0@10040000 {
43 compatible = "shared-dma-pool";
44 reg = <0x10040000 0x2000>;
45 no-map;
46 };
47
48 vdev0vring1: vdev0vring1@10042000 {
49 compatible = "shared-dma-pool";
50 reg = <0x10042000 0x2000>;
51 no-map;
52 };
53
54 vdev0buffer: vdev0buffer@10044000 {
55 compatible = "shared-dma-pool";
56 reg = <0x10044000 0x4000>;
57 no-map;
58 };
59
60 mcuram: mcuram@30000000 {
61 compatible = "shared-dma-pool";
62 reg = <0x30000000 0x40000>;
63 no-map;
64 };
65
66 retram: retram@38000000 {
67 compatible = "shared-dma-pool";
68 reg = <0x38000000 0x10000>;
69 no-map;
70 };
71 };
72
73 led: gpio_leds {
74 compatible = "gpio-leds";
75 led-0 {
76 label = "panic";
77 gpios = <&gpioa 13 GPIO_ACTIVE_LOW>;
78 linux,default-trigger = "none";
79 default-state = "off";
80 panic-indicator;
81 };
82 led-1 {
83 label = "heartbeat";
84 gpios = <&gpioa 14 GPIO_ACTIVE_LOW>;
85 linux,default-trigger = "heartbeat";
86 default-state = "on";
87 };
88 };
89 };
90
91 &adc {
92 vdd-supply = <&vdd>;
93 vdda-supply = <&vdd>;
94 vref-supply = <&vrefbuf>;
95 status = "okay";
96
97 adc1: adc@0 {
98 pinctrl-names = "default";
99 pinctrl-0 = <&adc1_in6_pins_a>;
100 status = "disabled";
101 channel@6 {
102 reg = <6>;
103 st,min-sample-time-ns = <5000>;
104 };
105 };
106
107 adc2: adc@100 {
108 #address-cells = <1>;
109 #size-cells = <0>;
110 status = "okay";
111 channel@12 {
112 reg = <12>;
113 label = "sense_temp";
114 st,min-sample-time-ns = <9000>;
115 };
116 channel@15 {
117 reg = <15>;
118 label = "vbat";
119 st,min-sample-time-ns = <9000>;
120 };
121 channel@16 {
122 reg = <16>;
123 label = "dac_out1";
124 st,min-sample-time-ns = <9000>;
125 };
126 channel@17 {
127 reg = <17>;
128 label = "dac_out1";
129 st,min-sample-time-ns = <9000>;
130 };
131 };
132 };
133
134 &crc1 {
135 status = "okay";
136 };
137
138 &cryp1 {
139 status = "okay";
140 };
141
142 &dac {
143 pinctrl-names = "default";
144 pinctrl-0 = <&dac_ch1_pins_a &dac_ch2_pins_a>;
145 vref-supply = <&vdda>;
146 status = "disabled";
147
148 dac1: dac@1 {
149 status = "okay";
150 };
151 dac2: dac@2 {
152 status = "okay";
153 };
154 };
155
156 &dts {
157 status = "okay";
158 };
159
160 ðernet0 {
161 status = "okay";
162 snps,reset-gpio = <&gpioa 1 GPIO_ACTIVE_LOW>;
163 snps,reset-active-low;
164 snps,reset-delays-us = <0 30000 50000>;
165 pinctrl-0 = <ðernet0_rmii_pins_b>;
166 pinctrl-1 = <ðernet0_rmii_sleep_pins_b>;
167 pinctrl-names = "default", "sleep";
168 phy-mode = "rmii";
169 max-speed = <100>;
170 phy-handle = <&phy0>;
171 st,eth-ref-clk-sel;
172
173 mdio {
174 #address-cells = <1>;
175 #size-cells = <0>;
176 compatible = "snps,dwmac-mdio";
177 phy0: ethernet-phy@0 {
178 reg = <0>;
179 };
180 };
181 };
182
183 &hash1 {
184 status = "okay";
185 };
186
187 &i2c1 {
188 pinctrl-names = "default", "sleep";
189 pinctrl-0 = <&i2c1_pins_a>;
190 pinctrl-1 = <&i2c1_sleep_pins_a>;
191 i2c-scl-rising-time-ns = <100>;
192 i2c-scl-falling-time-ns = <7>;
193 status = "disabled";
194 /delete-property/dmas;
195 /delete-property/dma-names;
196 };
197
198 &i2c4 {
199 pinctrl-names = "default", "sleep";
200 pinctrl-0 = <&i2c4_pins_a>;
201 pinctrl-1 = <&i2c4_sleep_pins_a>;
202 i2c-scl-rising-time-ns = <185>;
203 i2c-scl-falling-time-ns = <20>;
204 status = "okay";
205 /delete-property/dmas;
206 /delete-property/dma-names;
207
208 pmic: stpmic@33 {
209 compatible = "st,stpmic1";
210 reg = <0x33>;
211 interrupts-extended = <&gpioa 0 IRQ_TYPE_EDGE_FALLING>;
212 interrupt-controller;
213 #interrupt-cells = <2>;
214 status = "okay";
215
216 regulators {
217 compatible = "st,stpmic1-regulators";
218
219 ldo1-supply = <&v3v3>;
220 ldo3-supply = <&vdd_ddr>;
221 ldo6-supply = <&v3v3>;
222 pwr_sw1-supply = <&bst_out>;
223 pwr_sw2-supply = <&bst_out>;
224
225 vddcore: buck1 {
226 regulator-name = "vddcore";
227 regulator-min-microvolt = <1200000>;
228 regulator-max-microvolt = <1350000>;
229 regulator-always-on;
230 regulator-initial-mode = <0>;
231 regulator-over-current-protection;
232 };
233
234 vdd_ddr: buck2 {
235 regulator-name = "vdd_ddr";
236 regulator-min-microvolt = <1350000>;
237 regulator-max-microvolt = <1350000>;
238 regulator-always-on;
239 regulator-initial-mode = <0>;
240 regulator-over-current-protection;
241 };
242
243 vdd: buck3 {
244 regulator-name = "vdd";
245 regulator-min-microvolt = <3300000>;
246 regulator-max-microvolt = <3300000>;
247 regulator-always-on;
248 st,mask-reset;
249 regulator-initial-mode = <0>;
250 regulator-over-current-protection;
251 };
252
253 v3v3: buck4 {
254 regulator-name = "v3v3";
255 regulator-min-microvolt = <3300000>;
256 regulator-max-microvolt = <3300000>;
257 regulator-always-on;
258 regulator-over-current-protection;
259 regulator-initial-mode = <0>;
260 };
261
262 v1v8_audio: ldo1 {
263 regulator-name = "v1v8_audio";
264 regulator-min-microvolt = <1800000>;
265 regulator-max-microvolt = <1800000>;
266 regulator-always-on;
267 interrupts = <IT_CURLIM_LDO1 0>;
268 };
269
270 v3v3_hdmi: ldo2 {
271 regulator-name = "v3v3_hdmi";
272 regulator-min-microvolt = <3300000>;
273 regulator-max-microvolt = <3300000>;
274 regulator-always-on;
275 interrupts = <IT_CURLIM_LDO2 0>;
276 };
277
278 vtt_ddr: ldo3 {
279 regulator-name = "vtt_ddr";
280 regulator-min-microvolt = <500000>;
281 regulator-max-microvolt = <750000>;
282 regulator-always-on;
283 regulator-over-current-protection;
284 };
285
286 vdd_usb: ldo4 {
287 regulator-name = "vdd_usb";
288 regulator-min-microvolt = <3300000>;
289 regulator-max-microvolt = <3300000>;
290 interrupts = <IT_CURLIM_LDO4 0>;
291 };
292
293 vdd_sd: ldo5 {
294 regulator-name = "vdd_sd";
295 regulator-min-microvolt = <3300000>;
296 regulator-max-microvolt = <3300000>;
297 interrupts = <IT_CURLIM_LDO5 0>;
298 regulator-always-on;
299 };
300
301 vdda: ldo6 {
302 regulator-name = "vdda";
303 regulator-min-microvolt = <2900000>;
304 regulator-max-microvolt = <2900000>;
305 regulator-always-on;
306 interrupts = <IT_CURLIM_LDO6 0>;
307 regulator-boot-on;
308 };
309
310 vref_ddr: vref_ddr {
311 regulator-name = "vref_ddr";
312 regulator-always-on;
313 };
314
315 bst_out: boost {
316 regulator-name = "bst_out";
317 interrupts = <IT_OCP_BOOST 0>;
318 };
319
320 vbus_otg: pwr_sw1 {
321 regulator-name = "vbus_otg";
322 interrupts = <IT_OCP_OTG 0>;
323 regulator-active-discharge = <1>;
324 };
325
326 vbus_usbh: pwr_sw2 {
327 regulator-name = "usbh_vbus";
328 interrupts = <IT_OCP_SWOUT 0>;
329 regulator-always-on;
330 regulator-boot-on;
331 };
332 };
333
334 onkey {
335 compatible = "st,stpmic1-onkey";
336 interrupts = <IT_PONKEY_F 0>, <IT_PONKEY_R 1>;
337 interrupt-names = "onkey-falling", "onkey-rising";
338 status = "okay";
339 };
340
341 watchdog {
342 compatible = "st,stpmic1-wdt";
343 status = "disabled";
344 };
345 };
346 };
347
348 &i2c5 {
349 pinctrl-names = "default", "sleep";
350 pinctrl-0 = <&i2c5_pins_a>;
351 pinctrl-1 = <&i2c5_sleep_pins_a>;
352 i2c-scl-rising-time-ns = <185>;
353 i2c-scl-falling-time-ns = <20>;
354 /delete-property/dmas;
355 /delete-property/dma-names;
356 };
357
358 &ipcc {
359 status = "okay";
360 };
361
362 &iwdg2 {
363 timeout-sec = <32>;
364 status = "okay";
365 };
366
367 &m4_rproc {
368 memory-region = <&retram>, <&mcuram>, <&mcuram2>, <&vdev0vring0>,
369 <&vdev0vring1>, <&vdev0buffer>;
370 mboxes = <&ipcc 0>, <&ipcc 1>, <&ipcc 2>, <&ipcc 3>;
371 mbox-names = "vq0", "vq1", "shutdown", "detach";
372 interrupt-parent = <&exti>;
373 interrupts = <68 1>;
374 interrupt-names = "wdg";
375 recovery;
376 status = "okay";
377 };
378
379 &pwr_regulators {
380 vdd-supply = <&vdd>;
381 vdd_3v3_usbfs-supply = <&vdd_usb>;
382 };
383
384 &qspi {
385 pinctrl-names = "default", "sleep";
386 pinctrl-0 = <&qspi_clk_pins_a
387 &qspi_bk1_pins_a
388 &qspi_cs1_pins_a>;
389 pinctrl-1 = <&qspi_clk_sleep_pins_a
390 &qspi_bk1_sleep_pins_a
391 &qspi_cs1_sleep_pins_a>;
392 reg = <0x58003000 0x1000>, <0x70000000 0x4000000>;
393 #address-cells = <1>;
394 #size-cells = <0>;
395 status = "okay";
396
397 flash0: flash@0 {
398 compatible = "jedec,spi-nor";
399 reg = <0>;
400 spi-max-frequency = <133000000>;
401 spi-rx-bus-width = <1>;
402 spi-tx-bus-width = <1>;
403 #address-cells = <1>;
404 #size-cells = <1>;
405 };
406 };
407
408 &rng1 {
409 status = "okay";
410 };
411
412 &rtc {
413 status = "okay";
414 };
415
416 &sdmmc2 {
417 arm,primecell-periphid = <0x10153180>;
418 pinctrl-names = "default", "opendrain", "sleep";
419 pinctrl-0 = <&sdmmc2_b4_pins_b>;
420 pinctrl-1 = <&sdmmc2_b4_od_pins_b>;
421 pinctrl-2 = <&sdmmc2_b4_sleep_pins_a>;
422 non-removable;
423 st,neg-edge;
424 bus-width = <4>;
425 vmmc-supply = <&v3v3>;
426 status = "okay";
427 };
428
429 &spi1 {
430 pinctrl-names = "default";
431 pinctrl-0 = <&spi1_pins_a>;
432 cs-gpios = <&gpioz 3 0>;
433 status = "disabled";
434 };
435
436 &timers1 {
437 /* spare dmas for other usage */
438 /delete-property/dmas;
439 /delete-property/dma-names;
440 pwm {
441 pinctrl-0 = <&pwm1_pins_b>;
442 pinctrl-1 = <&pwm1_sleep_pins_b>;
443 pinctrl-names = "default", "sleep";
444 status = "okay";
445 };
446 timer@0 {
447 status = "okay";
448 };
449 };
450
451 &timers4 {
452 /delete-property/dmas;
453 /delete-property/dma-names;
454 pwm {
455 pinctrl-0 = <&pwm4_pins_b>;
456 pinctrl-1 = <&pwm4_sleep_pins_b>;
457 pinctrl-names = "default", "sleep";
458 status = "okay";
459 };
460 timer@3 {
461 status = "okay";
462 };
463 };
464
465 &timers5 {
466 /delete-property/dmas;
467 /delete-property/dma-names;
468 pwm {
469 pinctrl-0 = <&pwm5_pins_a>;
470 pinctrl-1 = <&pwm5_sleep_pins_a>;
471 pinctrl-names = "default", "sleep";
472 status = "okay";
473 };
474 timer@4 {
475 status = "okay";
476 };
477 };
478
479 &uart4 {
480 pinctrl-names = "default", "sleep", "idle";
481 pinctrl-0 = <&uart4_pins_a>;
482 pinctrl-1 = <&uart4_sleep_pins_a>;
483 pinctrl-2 = <&uart4_idle_pins_a>;
484 status = "okay";
485 };
486
487 &usart2 {
488 pinctrl-names = "default", "sleep";
489 pinctrl-0 = <&usart2_pins_a>;
490 pinctrl-1 = <&usart2_sleep_pins_a>;
491 status = "okay";
492 };
493
494 &usart3 {
495 pinctrl-names = "default", "sleep", "idle";
496 pinctrl-0 = <&usart3_pins_d>;
497 pinctrl-1 = <&usart3_sleep_pins_d>;
498 pinctrl-2 = <&usart3_idle_pins_d>;
499 status = "okay";
500 };
501
502 &usbh_ehci {
503 status = "okay";
504 };
505
506 &usbh_ohci {
507 status = "okay";
508 };
509
510 &usbotg_hs {
511 dr_mode = "peripheral";
512 pinctrl-names = "default";
513 pinctrl-0 = <&usbotg_hs_pins_a>;
514 phy-names = "usb2-phy";
515 phys = <&usbphyc_port1 0>;
516 vbus-supply = <&vbus_otg>;
517 status = "okay";
518 };
519
520 &usbphyc {
521 status = "okay";
522 };
523
524 &usbphyc_port0 {
525 phy-supply = <&vdd_usb>;
526 };
527
528 &usbphyc_port1 {
529 phy-supply = <&vdd_usb>;
530 };
531
532 &vrefbuf {
533 regulator-min-microvolt = <2500000>;
534 regulator-max-microvolt = <2500000>;
535 vdda-supply = <&vdd>;
536 status = "okay";
537 };
538
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