1 // SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause)
2 /*
3 * Copyright (C) 2019-2020 Marek Vasut <marex@denx.de>
4 */
5
6 #include "stm32mp15-pinctrl.dtsi"
7 #include "stm32mp15xxaa-pinctrl.dtsi"
8 #include <dt-bindings/gpio/gpio.h>
9 #include <dt-bindings/mfd/st,stpmic1.h>
10
11 / {
12 aliases {
13 ethernet0 = ðernet0;
14 ethernet1 = &ksz8851;
15 rtc0 = &hwrtc;
16 rtc1 = &rtc;
17 };
18
19 memory@c0000000 {
20 device_type = "memory";
21 reg = <0xC0000000 0x40000000>;
22 };
23
24 reserved-memory {
25 #address-cells = <1>;
26 #size-cells = <1>;
27 ranges;
28
29 mcuram2: mcuram2@10000000 {
30 compatible = "shared-dma-pool";
31 reg = <0x10000000 0x40000>;
32 no-map;
33 };
34
35 vdev0vring0: vdev0vring0@10040000 {
36 compatible = "shared-dma-pool";
37 reg = <0x10040000 0x1000>;
38 no-map;
39 };
40
41 vdev0vring1: vdev0vring1@10041000 {
42 compatible = "shared-dma-pool";
43 reg = <0x10041000 0x1000>;
44 no-map;
45 };
46
47 vdev0buffer: vdev0buffer@10042000 {
48 compatible = "shared-dma-pool";
49 reg = <0x10042000 0x4000>;
50 no-map;
51 };
52
53 mcuram: mcuram@30000000 {
54 compatible = "shared-dma-pool";
55 reg = <0x30000000 0x40000>;
56 no-map;
57 };
58
59 retram: retram@38000000 {
60 compatible = "shared-dma-pool";
61 reg = <0x38000000 0x10000>;
62 no-map;
63 };
64 };
65
66 ethernet_vio: vioregulator {
67 compatible = "regulator-fixed";
68 regulator-name = "vio";
69 regulator-min-microvolt = <3300000>;
70 regulator-max-microvolt = <3300000>;
71 gpio = <&gpiog 3 GPIO_ACTIVE_LOW>;
72 regulator-always-on;
73 regulator-boot-on;
74 vin-supply = <&vdd>;
75 };
76 };
77
78 &adc {
79 vdd-supply = <&vdd>;
80 vdda-supply = <&vdda>;
81 vref-supply = <&vdda>;
82 status = "okay";
83 };
84
85 &adc1 {
86 channel@0 {
87 reg = <0>;
88 st,min-sample-time-ns = <5000>;
89 };
90 };
91
92 &adc2 {
93 channel@1 {
94 reg = <1>;
95 st,min-sample-time-ns = <5000>;
96 };
97 };
98
99 &crc1 {
100 status = "okay";
101 };
102
103 &dac {
104 pinctrl-names = "default";
105 pinctrl-0 = <&dac_ch1_pins_a &dac_ch2_pins_a>;
106 vref-supply = <&vdda>;
107 status = "okay";
108
109 dac1: dac@1 {
110 status = "okay";
111 };
112 dac2: dac@2 {
113 status = "okay";
114 };
115 };
116
117 &dts {
118 status = "okay";
119 };
120
121 ðernet0 {
122 status = "okay";
123 pinctrl-0 = <ðernet0_rmii_pins_c &mco2_pins_a>;
124 pinctrl-1 = <ðernet0_rmii_sleep_pins_c &mco2_sleep_pins_a>;
125 pinctrl-names = "default", "sleep";
126 phy-mode = "rmii";
127 max-speed = <100>;
128 phy-handle = <&phy0>;
129
130 mdio {
131 #address-cells = <1>;
132 #size-cells = <0>;
133 compatible = "snps,dwmac-mdio";
134
135 phy0: ethernet-phy@1 {
136 reg = <1>;
137 /* LAN8710Ai */
138 compatible = "ethernet-phy-id0007.c0f0",
139 "ethernet-phy-ieee802.3-c22";
140 clocks = <&rcc CK_MCO2>;
141 reset-gpios = <&gpioh 3 GPIO_ACTIVE_LOW>;
142 reset-assert-us = <500>;
143 reset-deassert-us = <500>;
144 smsc,disable-energy-detect;
145 interrupt-parent = <&gpioi>;
146 interrupts = <11 IRQ_TYPE_LEVEL_LOW>;
147 };
148 };
149 };
150
151 &fmc {
152 pinctrl-names = "default", "sleep";
153 pinctrl-0 = <&fmc_pins_b>;
154 pinctrl-1 = <&fmc_sleep_pins_b>;
155 status = "okay";
156
157 ksz8851: ethernet@1,0 {
158 compatible = "micrel,ks8851-mll";
159 reg = <1 0x0 0x2>, <1 0x2 0x20000>;
160 interrupt-parent = <&gpioc>;
161 interrupts = <3 IRQ_TYPE_LEVEL_LOW>;
162 bank-width = <2>;
163
164 /* Timing values are in nS */
165 st,fmc2-ebi-cs-mux-enable;
166 st,fmc2-ebi-cs-transaction-type = <4>;
167 st,fmc2-ebi-cs-buswidth = <16>;
168 st,fmc2-ebi-cs-address-setup-ns = <5>;
169 st,fmc2-ebi-cs-address-hold-ns = <5>;
170 st,fmc2-ebi-cs-bus-turnaround-ns = <5>;
171 st,fmc2-ebi-cs-data-setup-ns = <45>;
172 st,fmc2-ebi-cs-data-hold-ns = <1>;
173 st,fmc2-ebi-cs-write-address-setup-ns = <5>;
174 st,fmc2-ebi-cs-write-address-hold-ns = <5>;
175 st,fmc2-ebi-cs-write-bus-turnaround-ns = <5>;
176 st,fmc2-ebi-cs-write-data-setup-ns = <45>;
177 st,fmc2-ebi-cs-write-data-hold-ns = <1>;
178 };
179 };
180
181 &gpioa {
182 gpio-line-names = "", "", "", "",
183 "", "", "DHCOM-K", "",
184 "", "", "", "",
185 "", "", "", "";
186 };
187
188 &gpiob {
189 gpio-line-names = "", "", "", "",
190 "", "", "", "",
191 "DHCOM-Q", "", "", "",
192 "", "", "", "";
193 };
194
195 &gpioc {
196 gpio-line-names = "", "", "", "",
197 "", "", "DHCOM-E", "",
198 "", "", "", "",
199 "", "", "", "";
200 };
201
202 &gpiod {
203 gpio-line-names = "", "", "", "",
204 "", "", "DHCOM-B", "",
205 "", "", "", "DHCOM-F",
206 "DHCOM-D", "", "", "";
207 };
208
209 &gpioe {
210 gpio-line-names = "", "", "", "",
211 "", "", "DHCOM-P", "",
212 "", "", "", "",
213 "", "", "", "";
214 };
215
216 &gpiof {
217 gpio-line-names = "", "", "", "DHCOM-A",
218 "", "", "", "",
219 "", "", "", "",
220 "", "", "", "";
221 };
222
223 &gpiog {
224 gpio-line-names = "DHCOM-C", "", "", "",
225 "", "", "", "",
226 "DHCOM-L", "", "", "",
227 "", "", "", "";
228 };
229
230 &gpioh {
231 gpio-line-names = "", "", "", "",
232 "", "", "", "DHCOM-N",
233 "DHCOM-J", "DHCOM-W", "DHCOM-V", "DHCOM-U",
234 "DHCOM-T", "", "DHCOM-S", "";
235 };
236
237 &gpioi {
238 gpio-line-names = "DHCOM-G", "DHCOM-O", "DHCOM-H", "DHCOM-I",
239 "DHCOM-R", "DHCOM-M", "", "",
240 "", "", "", "",
241 "", "", "", "";
242 };
243
244 &i2c4 {
245 pinctrl-names = "default";
246 pinctrl-0 = <&i2c4_pins_a>;
247 i2c-scl-rising-time-ns = <185>;
248 i2c-scl-falling-time-ns = <20>;
249 status = "okay";
250 /* spare dmas for other usage */
251 /delete-property/dmas;
252 /delete-property/dma-names;
253
254 hwrtc: rtc@32 {
255 compatible = "microcrystal,rv8803";
256 reg = <0x32>;
257 };
258
259 pmic: stpmic@33 {
260 compatible = "st,stpmic1";
261 reg = <0x33>;
262 interrupts-extended = <&gpioa 0 IRQ_TYPE_EDGE_FALLING>;
263 interrupt-controller;
264 #interrupt-cells = <2>;
265 status = "okay";
266
267 regulators {
268 compatible = "st,stpmic1-regulators";
269 ldo1-supply = <&v3v3>;
270 ldo2-supply = <&v3v3>;
271 ldo3-supply = <&vdd_ddr>;
272 ldo5-supply = <&v3v3>;
273 ldo6-supply = <&v3v3>;
274 pwr_sw1-supply = <&bst_out>;
275 pwr_sw2-supply = <&bst_out>;
276
277 vddcore: buck1 {
278 regulator-name = "vddcore";
279 regulator-min-microvolt = <800000>;
280 regulator-max-microvolt = <1350000>;
281 regulator-always-on;
282 regulator-initial-mode = <0>;
283 regulator-over-current-protection;
284 };
285
286 vdd_ddr: buck2 {
287 regulator-name = "vdd_ddr";
288 regulator-min-microvolt = <1350000>;
289 regulator-max-microvolt = <1350000>;
290 regulator-always-on;
291 regulator-initial-mode = <0>;
292 regulator-over-current-protection;
293 };
294
295 vdd: buck3 {
296 regulator-name = "vdd";
297 regulator-min-microvolt = <3300000>;
298 regulator-max-microvolt = <3300000>;
299 regulator-always-on;
300 st,mask-reset;
301 regulator-initial-mode = <0>;
302 regulator-over-current-protection;
303 };
304
305 v3v3: buck4 {
306 regulator-name = "v3v3";
307 regulator-min-microvolt = <3300000>;
308 regulator-max-microvolt = <3300000>;
309 regulator-always-on;
310 regulator-over-current-protection;
311 regulator-initial-mode = <0>;
312 };
313
314 vdda: ldo1 {
315 regulator-name = "vdda";
316 regulator-always-on;
317 regulator-min-microvolt = <2900000>;
318 regulator-max-microvolt = <2900000>;
319 interrupts = <IT_CURLIM_LDO1 0>;
320 };
321
322 v2v8: ldo2 {
323 regulator-name = "v2v8";
324 regulator-min-microvolt = <2800000>;
325 regulator-max-microvolt = <2800000>;
326 interrupts = <IT_CURLIM_LDO2 0>;
327 };
328
329 vtt_ddr: ldo3 {
330 regulator-name = "vtt_ddr";
331 regulator-min-microvolt = <500000>;
332 regulator-max-microvolt = <750000>;
333 regulator-always-on;
334 regulator-over-current-protection;
335 };
336
337 vdd_usb: ldo4 {
338 regulator-name = "vdd_usb";
339 interrupts = <IT_CURLIM_LDO4 0>;
340 };
341
342 vdd_sd: ldo5 {
343 regulator-name = "vdd_sd";
344 regulator-min-microvolt = <2900000>;
345 regulator-max-microvolt = <2900000>;
346 interrupts = <IT_CURLIM_LDO5 0>;
347 regulator-boot-on;
348 };
349
350 v1v8: ldo6 {
351 regulator-name = "v1v8";
352 regulator-min-microvolt = <1800000>;
353 regulator-max-microvolt = <1800000>;
354 interrupts = <IT_CURLIM_LDO6 0>;
355 };
356
357 vref_ddr: vref_ddr {
358 regulator-name = "vref_ddr";
359 regulator-always-on;
360 };
361
362 bst_out: boost {
363 regulator-name = "bst_out";
364 interrupts = <IT_OCP_BOOST 0>;
365 };
366
367 vbus_otg: pwr_sw1 {
368 regulator-name = "vbus_otg";
369 interrupts = <IT_OCP_OTG 0>;
370 };
371
372 vbus_sw: pwr_sw2 {
373 regulator-name = "vbus_sw";
374 interrupts = <IT_OCP_SWOUT 0>;
375 regulator-active-discharge = <1>;
376 };
377 };
378
379 onkey {
380 compatible = "st,stpmic1-onkey";
381 interrupts = <IT_PONKEY_F 0>, <IT_PONKEY_R 0>;
382 interrupt-names = "onkey-falling", "onkey-rising";
383 power-off-time-sec = <10>;
384 status = "okay";
385 };
386
387 watchdog {
388 compatible = "st,stpmic1-wdt";
389 status = "disabled";
390 };
391 };
392
393 touchscreen@49 {
394 compatible = "ti,tsc2004";
395 reg = <0x49>;
396 vio-supply = <&v3v3>;
397 interrupts-extended = <&gpioh 15 IRQ_TYPE_EDGE_FALLING>;
398 };
399
400 eeprom@50 {
401 compatible = "atmel,24c02";
402 reg = <0x50>;
403 pagesize = <16>;
404 };
405 };
406
407 &ipcc {
408 status = "okay";
409 };
410
411 &iwdg2 {
412 timeout-sec = <32>;
413 status = "okay";
414 };
415
416 &m4_rproc {
417 memory-region = <&retram>, <&mcuram>, <&mcuram2>, <&vdev0vring0>,
418 <&vdev0vring1>, <&vdev0buffer>;
419 mboxes = <&ipcc 0>, <&ipcc 1>, <&ipcc 2>, <&ipcc 3>;
420 mbox-names = "vq0", "vq1", "shutdown", "detach";
421 interrupt-parent = <&exti>;
422 interrupts = <68 1>;
423 status = "okay";
424 };
425
426 &pwr_regulators {
427 vdd-supply = <&vdd>;
428 vdd_3v3_usbfs-supply = <&vdd_usb>;
429 };
430
431 &qspi {
432 pinctrl-names = "default", "sleep";
433 pinctrl-0 = <&qspi_clk_pins_a
434 &qspi_bk1_pins_a
435 &qspi_cs1_pins_a>;
436 pinctrl-1 = <&qspi_clk_sleep_pins_a
437 &qspi_bk1_sleep_pins_a
438 &qspi_cs1_sleep_pins_a>;
439 reg = <0x58003000 0x1000>, <0x70000000 0x4000000>;
440 #address-cells = <1>;
441 #size-cells = <0>;
442 status = "okay";
443
444 flash0: flash@0 {
445 compatible = "jedec,spi-nor";
446 reg = <0>;
447 spi-rx-bus-width = <4>;
448 spi-max-frequency = <108000000>;
449 #address-cells = <1>;
450 #size-cells = <1>;
451 };
452 };
453
454 &rcc {
455 /* Connect MCO2 output to ETH_RX_CLK input via pad-pad connection */
456 clocks = <&rcc CK_MCO2>;
457 clock-names = "ETH_RX_CLK/ETH_REF_CLK";
458
459 /*
460 * Set PLL4P output to 100 MHz to supply SDMMC with faster clock,
461 * set MCO2 output to 50 MHz to supply ETHRX clock with PLL4P/2,
462 * so that MCO2 behaves as a divider for the ETHRX clock here.
463 */
464 assigned-clocks = <&rcc CK_MCO2>, <&rcc PLL4_P>;
465 assigned-clock-parents = <&rcc PLL4_P>;
466 assigned-clock-rates = <50000000>, <100000000>;
467 };
468
469 &rng1 {
470 status = "okay";
471 };
472
473 &rtc {
474 status = "okay";
475 };
476
477 &sdmmc1 {
478 pinctrl-names = "default", "opendrain", "sleep", "init";
479 pinctrl-0 = <&sdmmc1_b4_pins_a &sdmmc1_dir_pins_a>;
480 pinctrl-1 = <&sdmmc1_b4_od_pins_a &sdmmc1_dir_pins_a>;
481 pinctrl-2 = <&sdmmc1_b4_sleep_pins_a &sdmmc1_dir_sleep_pins_a>;
482 pinctrl-3 = <&sdmmc1_b4_init_pins_a &sdmmc1_dir_init_pins_a>;
483 cd-gpios = <&gpiog 1 (GPIO_ACTIVE_LOW | GPIO_PULL_UP)>;
484 disable-wp;
485 st,sig-dir;
486 st,neg-edge;
487 st,use-ckin;
488 st,cmd-gpios = <&gpiod 2 0>;
489 st,ck-gpios = <&gpioc 12 0>;
490 st,ckin-gpios = <&gpioe 4 0>;
491 bus-width = <4>;
492 vmmc-supply = <&vdd_sd>;
493 status = "okay";
494 };
495
496 &sdmmc1_b4_pins_a {
497 /*
498 * SD bus pull-up resistors:
499 * - optional on SoMs with SD voltage translator
500 * - mandatory on SoMs without SD voltage translator
501 */
502 pins1 {
503 bias-pull-up;
504 };
505 pins2 {
506 bias-pull-up;
507 };
508 };
509
510 &sdmmc2 {
511 pinctrl-names = "default", "opendrain", "sleep";
512 pinctrl-0 = <&sdmmc2_b4_pins_a &sdmmc2_d47_pins_a>;
513 pinctrl-1 = <&sdmmc2_b4_od_pins_a &sdmmc2_d47_pins_a>;
514 pinctrl-2 = <&sdmmc2_b4_sleep_pins_a &sdmmc2_d47_sleep_pins_a>;
515 non-removable;
516 no-sd;
517 no-sdio;
518 st,neg-edge;
519 bus-width = <8>;
520 vmmc-supply = <&v3v3>;
521 vqmmc-supply = <&v3v3>;
522 mmc-ddr-3_3v;
523 status = "okay";
524 };
525
526 &sdmmc3 {
527 pinctrl-names = "default", "opendrain", "sleep";
528 pinctrl-0 = <&sdmmc3_b4_pins_a>;
529 pinctrl-1 = <&sdmmc3_b4_od_pins_a>;
530 pinctrl-2 = <&sdmmc3_b4_sleep_pins_a>;
531 broken-cd;
532 st,neg-edge;
533 bus-width = <4>;
534 vmmc-supply = <&v3v3>;
535 vqmmc-supply = <&v3v3>;
536 mmc-ddr-3_3v;
537 status = "okay";
538 };
539
540 &uart4 {
541 pinctrl-names = "default";
542 pinctrl-0 = <&uart4_pins_a>;
543 /delete-property/dmas;
544 /delete-property/dma-names;
545 status = "okay";
546 };
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