1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
2 /*
3 * at91-sama5d27_som1_ek.dts - Device Tree file for SAMA5D27-SOM1-EK board
4 *
5 * Copyright (c) 2017, Microchip Technology Inc.
6 * 2016 Nicolas Ferre <nicolas.ferre@atmel.com>
7 * 2017 Cristian Birsan <cristian.birsan@microchip.com>
8 * 2017 Claudiu Beznea <claudiu.beznea@microchip.com>
9 */
10 /dts-v1/;
11 #include "at91-sama5d27_som1.dtsi"
12 #include <dt-bindings/mfd/atmel-flexcom.h>
13 #include <dt-bindings/gpio/gpio.h>
14 #include <dt-bindings/input/input.h>
15
16 / {
17 model = "Atmel SAMA5D27 SOM1 EK";
18 compatible = "atmel,sama5d27-som1-ek", "atmel,sama5d27-som1", "atmel,sama5d27", "atmel,sama5d2", "atmel,sama5";
19
20 aliases {
21 serial0 = &uart1; /* DBGU */
22 serial1 = &uart4; /* mikro BUS 1 */
23 serial2 = &uart2; /* mikro BUS 2 */
24 i2c1 = &i2c1;
25 i2c2 = &i2c3;
26 };
27
28 chosen {
29 stdout-path = "serial0:115200n8";
30 };
31
32 ahb {
33 usb0: gadget@300000 {
34 atmel,vbus-gpio = <&pioA PIN_PD20 GPIO_ACTIVE_HIGH>;
35 pinctrl-names = "default";
36 pinctrl-0 = <&pinctrl_usba_vbus>;
37 status = "okay";
38 };
39
40 usb1: ohci@400000 {
41 num-ports = <3>;
42 atmel,vbus-gpio = <0 /* &pioA PIN_PD20 GPIO_ACTIVE_HIGH */
43 &pioA PIN_PA27 GPIO_ACTIVE_HIGH
44 0
45 >;
46 pinctrl-names = "default";
47 pinctrl-0 = <&pinctrl_usb_default>;
48 status = "okay";
49 };
50
51 usb2: ehci@500000 {
52 status = "okay";
53 };
54
55 sdmmc0: sdio-host@a0000000 {
56 bus-width = <8>;
57 pinctrl-names = "default";
58 pinctrl-0 = <&pinctrl_sdmmc0_default>;
59 status = "okay";
60 };
61
62 sdmmc1: sdio-host@b0000000 {
63 bus-width = <4>;
64 pinctrl-names = "default";
65 pinctrl-0 = <&pinctrl_sdmmc1_default>;
66 status = "okay";
67 };
68
69 apb {
70 isc: isc@f0008000 {
71 pinctrl-names = "default";
72 pinctrl-0 = <&pinctrl_isc_base &pinctrl_isc_data_8bit &pinctrl_isc_data_9_10 &pinctrl_isc_data_11_12>;
73 };
74
75 qspi1: spi@f0024000 {
76 status = "okay";
77 };
78
79 spi0: spi@f8000000 {
80 pinctrl-names = "default";
81 pinctrl-0 = <&pinctrl_spi0_default>;
82 status = "okay";
83 };
84
85 macb0: ethernet@f8008000 {
86 status = "okay";
87 };
88
89 tcb0: timer@f800c000 {
90 timer0: timer@0 {
91 compatible = "atmel,tcb-timer";
92 reg = <0>;
93 };
94
95 timer1: timer@1 {
96 compatible = "atmel,tcb-timer";
97 reg = <1>;
98 };
99 };
100
101 uart1: serial@f8020000 {
102 pinctrl-names = "default";
103 pinctrl-0 = <&pinctrl_uart1_default>;
104 atmel,use-dma-rx;
105 atmel,use-dma-tx;
106 status = "okay";
107 };
108
109 uart2: serial@f8024000 {
110 pinctrl-names = "default";
111 pinctrl-0 = <&pinctrl_mikrobus2_uart>;
112 atmel,use-dma-rx;
113 atmel,use-dma-tx;
114 status = "okay";
115 };
116
117 pwm0: pwm@f802c000 {
118 pinctrl-names = "default";
119 pinctrl-0 = <&pinctrl_mikrobus1_pwm &pinctrl_mikrobus2_pwm>;
120 status = "disabled"; /* Conflict with leds. */
121 };
122
123 flx1: flexcom@f8038000 {
124 atmel,flexcom-mode = <ATMEL_FLEXCOM_MODE_TWI>;
125 status = "okay";
126
127 i2c3: i2c@600 {
128 dmas = <0>, <0>;
129 i2c-analog-filter;
130 i2c-digital-filter;
131 i2c-digital-filter-width-ns = <35>;
132 pinctrl-names = "default", "gpio";
133 pinctrl-0 = <&pinctrl_mikrobus_i2c>;
134 pinctrl-1 = <&pinctrl_i2c3_gpio>;
135 sda-gpios = <&pioA PIN_PA24 GPIO_ACTIVE_HIGH>;
136 scl-gpios = <&pioA PIN_PA23 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
137 status = "okay";
138 };
139 };
140
141 poweroff@f8048010 {
142 debounce-delay-us = <976>;
143 atmel,wakeup-rtc-timer;
144
145 input@0 {
146 reg = <0>;
147 };
148 };
149
150 watchdog@f8048040 {
151 status = "okay";
152 };
153
154 uart3: serial@fc008000 {
155 atmel,use-dma-rx;
156 atmel,use-dma-tx;
157 pinctrl-names = "default";
158 pinctrl-0 = <&pinctrl_uart3_default>;
159 status = "disabled"; /* Conflict with isc. */
160 };
161
162 uart4: serial@fc00c000 {
163 atmel,use-dma-rx;
164 atmel,use-dma-tx;
165 pinctrl-names = "default";
166 pinctrl-0 = <&pinctrl_mikrobus1_uart>;
167 status = "okay";
168 };
169
170 flx3: flexcom@fc014000 {
171 atmel,flexcom-mode = <ATMEL_FLEXCOM_MODE_SPI>;
172 status = "disabled";
173
174 uart8: serial@200 {
175 dmas = <0>, <0>;
176 pinctrl-names = "default";
177 pinctrl-0 = <&pinctrl_flx3_default>;
178 status = "disabled"; /* Conflict with isc. */
179 };
180
181 spi5: spi@400 {
182 dmas = <0>, <0>;
183 pinctrl-names = "default";
184 pinctrl-0 = <&pinctrl_flx3_default>;
185 status = "disabled"; /* Conflict with isc. */
186 };
187 };
188
189 flx4: flexcom@fc018000 {
190 atmel,flexcom-mode = <ATMEL_FLEXCOM_MODE_SPI>;
191 status = "okay";
192
193 uart9: serial@200 {
194 dmas = <0>, <0>;
195 pinctrl-names = "default";
196 pinctrl-0 = <&pinctrl_flx4_default>;
197 status = "disabled"; /* Conflict with spi6 and i2c6. */
198 };
199
200 spi6: spi@400 {
201 dmas = <0>, <0>;
202 pinctrl-names = "default";
203 pinctrl-0 = <&pinctrl_mikrobus_spi &pinctrl_mikrobus1_spi_cs &pinctrl_mikrobus2_spi_cs>;
204 status = "okay"; /* Conflict with uart5 and i2c6. */
205 };
206
207 i2c6: i2c@600 {
208 dmas = <0>, <0>;
209 pinctrl-names = "default";
210 pinctrl-0 = <&pinctrl_flx4_default>;
211 status = "disabled"; /* Conflict with uart5 and spi6. */
212 };
213 };
214
215 i2c1: i2c@fc028000 {
216 dmas = <0>, <0>;
217 i2c-analog-filter;
218 i2c-digital-filter;
219 i2c-digital-filter-width-ns = <35>;
220 pinctrl-names = "default", "gpio";
221 pinctrl-0 = <&pinctrl_i2c1_default>;
222 pinctrl-1 = <&pinctrl_i2c1_gpio>;
223 sda-gpios = <&pioA PIN_PD4 GPIO_ACTIVE_HIGH>;
224 scl-gpios = <&pioA PIN_PD5 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
225 status = "okay";
226 };
227
228 adc: adc@fc030000 {
229 vddana-supply = <&vddana>;
230 vref-supply = <&advref>;
231 pinctrl-names = "default";
232 pinctrl-0 = <&pinctrl_mikrobus1_an &pinctrl_mikrobus2_an>;
233
234 status = "okay";
235 };
236
237 pinctrl@fc038000 {
238
239 pinctrl_can1_default: can1_default {
240 pinmux = <PIN_PC26__CANTX1>,
241 <PIN_PC27__CANRX1>;
242 bias-disable;
243 };
244
245 pinctrl_flx3_default: flx3_default {
246 pinmux = <PIN_PC20__FLEXCOM3_IO0>,
247 <PIN_PC19__FLEXCOM3_IO1>,
248 <PIN_PC18__FLEXCOM3_IO2>,
249 <PIN_PC21__FLEXCOM3_IO3>,
250 <PIN_PC22__FLEXCOM3_IO4>;
251 bias-disable;
252 };
253
254 pinctrl_i2c1_default: i2c1_default {
255 pinmux = <PIN_PD4__TWD1>,
256 <PIN_PD5__TWCK1>;
257 bias-disable;
258 };
259
260 pinctrl_i2c1_gpio: i2c1_gpio {
261 pinmux = <PIN_PD4__GPIO>,
262 <PIN_PD5__GPIO>;
263 bias-disable;
264 };
265
266
267 pinctrl_isc_base: isc_base {
268 pinmux = <PIN_PC21__ISC_PCK>,
269 <PIN_PC22__ISC_VSYNC>,
270 <PIN_PC23__ISC_HSYNC>,
271 <PIN_PC24__ISC_MCK>;
272 bias-disable;
273 };
274
275 pinctrl_isc_data_8bit: isc_data_8bit {
276 pinmux = <PIN_PC20__ISC_D11>,
277 <PIN_PC19__ISC_D10>,
278 <PIN_PC18__ISC_D9>,
279 <PIN_PC17__ISC_D8>,
280 <PIN_PC16__ISC_D7>,
281 <PIN_PC15__ISC_D6>,
282 <PIN_PC14__ISC_D5>,
283 <PIN_PC13__ISC_D4>;
284 bias-disable;
285 };
286
287 pinctrl_isc_data_9_10: isc_data_9_10 {
288 pinmux = <PIN_PC12__ISC_D3>,
289 <PIN_PC11__ISC_D2>;
290 bias-disable;
291 };
292
293 pinctrl_isc_data_11_12: isc_data_11_12 {
294 pinmux = <PIN_PC10__ISC_D1>,
295 <PIN_PC9__ISC_D0>;
296 bias-disable;
297 };
298
299 pinctrl_key_gpio_default: key_gpio_default {
300 pinmux = <PIN_PA29__GPIO>;
301 bias-pull-up;
302 };
303
304 pinctrl_led_gpio_default: led_gpio_default {
305 pinmux = <PIN_PA10__GPIO>,
306 <PIN_PB1__GPIO>,
307 <PIN_PA31__GPIO>;
308 bias-pull-up;
309 };
310
311 pinctrl_sdmmc0_default: sdmmc0_default {
312 cmd_data {
313 pinmux = <PIN_PA1__SDMMC0_CMD>,
314 <PIN_PA2__SDMMC0_DAT0>,
315 <PIN_PA3__SDMMC0_DAT1>,
316 <PIN_PA4__SDMMC0_DAT2>,
317 <PIN_PA5__SDMMC0_DAT3>,
318 <PIN_PA6__SDMMC0_DAT4>,
319 <PIN_PA7__SDMMC0_DAT5>,
320 <PIN_PA8__SDMMC0_DAT6>,
321 <PIN_PA9__SDMMC0_DAT7>;
322 bias-disable;
323 };
324
325 ck_cd_vddsel {
326 pinmux = <PIN_PA0__SDMMC0_CK>,
327 <PIN_PA11__SDMMC0_VDDSEL>,
328 <PIN_PA13__SDMMC0_CD>;
329 bias-disable;
330 };
331 };
332
333 pinctrl_sdmmc1_default: sdmmc1_default {
334 cmd_data {
335 pinmux = <PIN_PA28__SDMMC1_CMD>,
336 <PIN_PA18__SDMMC1_DAT0>,
337 <PIN_PA19__SDMMC1_DAT1>,
338 <PIN_PA20__SDMMC1_DAT2>,
339 <PIN_PA21__SDMMC1_DAT3>;
340 bias-disable;
341 };
342
343 conf-ck_cd {
344 pinmux = <PIN_PA22__SDMMC1_CK>,
345 <PIN_PA30__SDMMC1_CD>;
346 bias-disable;
347 };
348 };
349
350 pinctrl_spi0_default: spi0_default {
351 pinmux = <PIN_PA14__SPI0_SPCK>,
352 <PIN_PA15__SPI0_MOSI>,
353 <PIN_PA16__SPI0_MISO>,
354 <PIN_PA17__SPI0_NPCS0>;
355 bias-disable;
356 };
357
358 pinctrl_uart1_default: uart1_default {
359 pinmux = <PIN_PD2__URXD1>,
360 <PIN_PD3__UTXD1>;
361 bias-disable;
362 };
363
364 pinctrl_uart3_default: uart3_default {
365 pinmux = <PIN_PC12__URXD3>,
366 <PIN_PC13__UTXD3>;
367 bias-disable;
368 };
369
370 pinctrl_usb_default: usb_default {
371 pinmux = <PIN_PA27__GPIO>,
372 <PIN_PD19__GPIO>;
373 bias-disable;
374 };
375
376 pinctrl_usba_vbus: usba_vbus {
377 pinmux = <PIN_PD20__GPIO>;
378 bias-disable;
379 };
380
381 pinctrl_mikrobus1_an: mikrobus1_an {
382 pinmux = <PIN_PD25__GPIO>;
383 bias-disable;
384 };
385
386 pinctrl_mikrobus2_an: mikrobus2_an {
387 pinmux = <PIN_PD26__GPIO>;
388 bias-disable;
389 };
390
391 pinctrl_mikrobus1_rst: mikrobus1_rst {
392 pinmux = <PIN_PB2__GPIO>;
393 bias-disable;
394 };
395
396 pinctrl_mikrobus2_rst: mikrobus2_rst {
397 pinmux = <PIN_PA26__GPIO>;
398 bias-disable;
399 };
400
401 pinctrl_mikrobus1_spi_cs: mikrobus1_spi_cs {
402 pinmux = <PIN_PD0__FLEXCOM4_IO4>;
403 bias-disable;
404 };
405
406 pinctrl_mikrobus2_spi_cs: mikrobus2_spi_cs {
407 pinmux = <PIN_PC31__FLEXCOM4_IO3>;
408 bias-disable;
409 };
410
411 pinctrl_mikrobus_spi: mikrobus_spi {
412 pinmux = <PIN_PC28__FLEXCOM4_IO0>,
413 <PIN_PC29__FLEXCOM4_IO1>,
414 <PIN_PC30__FLEXCOM4_IO2>;
415 bias-disable;
416 };
417
418 pinctrl_mikrobus1_pwm: mikrobus1_pwm {
419 pinmux = <PIN_PB1__PWML1>;
420 bias-disable;
421 };
422
423 pinctrl_mikrobus2_pwm: mikrobus2_pwm {
424 pinmux = <PIN_PA31__PWML0>;
425 bias-disable;
426 };
427
428 pinctrl_mikrobus1_int: mikrobus1_int {
429 pinmux = <PIN_PB0__GPIO>;
430 bias-disable;
431 };
432
433 pinctrl_mikrobus2_int: mikrobus2_int {
434 pinmux = <PIN_PA25__GPIO>;
435 bias-disable;
436 };
437
438 pinctrl_mikrobus1_uart: mikrobus1_uart {
439 pinmux = <PIN_PB3__URXD4>,
440 <PIN_PB4__UTXD4>;
441 bias-disable;
442 };
443
444 pinctrl_mikrobus2_uart: mikrobus2_uart {
445 pinmux = <PIN_PD23__URXD2>,
446 <PIN_PD24__UTXD2>;
447 bias-disable;
448 };
449
450 pinctrl_mikrobus_i2c: mikrobus1_i2c {
451 pinmux = <PIN_PA24__FLEXCOM1_IO0>,
452 <PIN_PA23__FLEXCOM1_IO1>;
453 bias-disable;
454 };
455
456 pinctrl_i2c3_gpio: i2c3_gpio {
457 pinmux = <PIN_PA24__GPIO>,
458 <PIN_PA23__GPIO>;
459 bias-disable;
460 };
461
462 pinctrl_flx4_default: flx4_uart_default {
463 pinmux = <PIN_PC28__FLEXCOM4_IO0>,
464 <PIN_PC29__FLEXCOM4_IO1>,
465 <PIN_PC30__FLEXCOM4_IO2>,
466 <PIN_PC31__FLEXCOM4_IO3>,
467 <PIN_PD0__FLEXCOM4_IO4>;
468 bias-disable;
469 };
470 };
471
472 can1: can@fc050000 {
473 pinctrl-names = "default";
474 pinctrl-0 = <&pinctrl_can1_default>;
475 status = "okay";
476 };
477 };
478 };
479
480 gpio-keys {
481 compatible = "gpio-keys";
482
483 pinctrl-names = "default";
484 pinctrl-0 = <&pinctrl_key_gpio_default>;
485
486 button {
487 label = "USER";
488 gpios = <&pioA PIN_PA29 GPIO_ACTIVE_LOW>;
489 linux,code = <KEY_PROG1>;
490 wakeup-source;
491 };
492 };
493
494 leds {
495 compatible = "gpio-leds";
496 pinctrl-names = "default";
497 pinctrl-0 = <&pinctrl_led_gpio_default>;
498 status = "okay"; /* Conflict with pwm0. */
499
500 led-red {
501 label = "red";
502 gpios = <&pioA PIN_PA10 GPIO_ACTIVE_HIGH>;
503 };
504
505 led-green {
506 label = "green";
507 gpios = <&pioA PIN_PB1 GPIO_ACTIVE_HIGH>;
508 };
509
510 led-blue {
511 label = "blue";
512 gpios = <&pioA PIN_PA31 GPIO_ACTIVE_HIGH>;
513 linux,default-trigger = "heartbeat";
514 };
515 };
516
517 vddin_3v3: fixed-regulator-vddin_3v3 {
518 compatible = "regulator-fixed";
519
520 regulator-name = "VDDIN_3V3";
521 regulator-min-microvolt = <3300000>;
522 regulator-max-microvolt = <3300000>;
523 regulator-always-on;
524 regulator-boot-on;
525 status = "okay";
526 };
527
528 vddana: fixed-regulator-vddana {
529 compatible = "regulator-fixed";
530
531 regulator-name = "VDDANA";
532 regulator-min-microvolt = <3300000>;
533 regulator-max-microvolt = <3300000>;
534 regulator-always-on;
535 regulator-boot-on;
536 vin-supply = <&vddin_3v3>;
537 status = "okay";
538 };
539
540 advref: fixed-regulator-advref {
541 compatible = "regulator-fixed";
542
543 regulator-name = "advref";
544 regulator-min-microvolt = <3300000>;
545 regulator-max-microvolt = <3300000>;
546 regulator-always-on;
547 regulator-boot-on;
548 vin-supply = <&vddana>;
549 status = "okay";
550 };
551 };
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