GNU Linux-libre 4.19.263-gnu1
[releases.git] / arch / arm / boot / dts / stm32f429.dtsi
1 /*
2  * Copyright 2015 - Maxime Coquelin <mcoquelin.stm32@gmail.com>
3  *
4  * This file is dual-licensed: you can use it either under the terms
5  * of the GPL or the X11 license, at your option. Note that this dual
6  * licensing only applies to this file, and not this project as a
7  * whole.
8  *
9  *  a) This file is free software; you can redistribute it and/or
10  *     modify it under the terms of the GNU General Public License as
11  *     published by the Free Software Foundation; either version 2 of the
12  *     License, or (at your option) any later version.
13  *
14  *     This file is distributed in the hope that it will be useful,
15  *     but WITHOUT ANY WARRANTY; without even the implied warranty of
16  *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
17  *     GNU General Public License for more details.
18  *
19  *     You should have received a copy of the GNU General Public
20  *     License along with this file; if not, write to the Free
21  *     Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,
22  *     MA 02110-1301 USA
23  *
24  * Or, alternatively,
25  *
26  *  b) Permission is hereby granted, free of charge, to any person
27  *     obtaining a copy of this software and associated documentation
28  *     files (the "Software"), to deal in the Software without
29  *     restriction, including without limitation the rights to use,
30  *     copy, modify, merge, publish, distribute, sublicense, and/or
31  *     sell copies of the Software, and to permit persons to whom the
32  *     Software is furnished to do so, subject to the following
33  *     conditions:
34  *
35  *     The above copyright notice and this permission notice shall be
36  *     included in all copies or substantial portions of the Software.
37  *
38  *     THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
39  *     EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
40  *     OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
41  *     NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
42  *     HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
43  *     WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
44  *     FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
45  *     OTHER DEALINGS IN THE SOFTWARE.
46  */
47
48 #include "skeleton.dtsi"
49 #include "armv7-m.dtsi"
50 #include <dt-bindings/clock/stm32fx-clock.h>
51 #include <dt-bindings/mfd/stm32f4-rcc.h>
52
53 / {
54         clocks {
55                 clk_hse: clk-hse {
56                         #clock-cells = <0>;
57                         compatible = "fixed-clock";
58                         clock-frequency = <0>;
59                 };
60
61                 clk-lse {
62                         #clock-cells = <0>;
63                         compatible = "fixed-clock";
64                         clock-frequency = <32768>;
65                 };
66
67                 clk_lsi: clk-lsi {
68                         #clock-cells = <0>;
69                         compatible = "fixed-clock";
70                         clock-frequency = <32000>;
71                 };
72
73                 clk_i2s_ckin: i2s-ckin {
74                         #clock-cells = <0>;
75                         compatible = "fixed-clock";
76                         clock-frequency = <0>;
77                 };
78         };
79
80         soc {
81                 timer2: timer@40000000 {
82                         compatible = "st,stm32-timer";
83                         reg = <0x40000000 0x400>;
84                         interrupts = <28>;
85                         clocks = <&rcc 0 STM32F4_APB1_CLOCK(TIM2)>;
86                         status = "disabled";
87                 };
88
89                 timers2: timers@40000000 {
90                         #address-cells = <1>;
91                         #size-cells = <0>;
92                         compatible = "st,stm32-timers";
93                         reg = <0x40000000 0x400>;
94                         clocks = <&rcc 0 STM32F4_APB1_CLOCK(TIM2)>;
95                         clock-names = "int";
96                         status = "disabled";
97
98                         pwm {
99                                 compatible = "st,stm32-pwm";
100                                 status = "disabled";
101                         };
102
103                         timer@1 {
104                                 compatible = "st,stm32-timer-trigger";
105                                 reg = <1>;
106                                 status = "disabled";
107                         };
108                 };
109
110                 timer3: timer@40000400 {
111                         compatible = "st,stm32-timer";
112                         reg = <0x40000400 0x400>;
113                         interrupts = <29>;
114                         clocks = <&rcc 0 STM32F4_APB1_CLOCK(TIM3)>;
115                         status = "disabled";
116                 };
117
118                 timers3: timers@40000400 {
119                         #address-cells = <1>;
120                         #size-cells = <0>;
121                         compatible = "st,stm32-timers";
122                         reg = <0x40000400 0x400>;
123                         clocks = <&rcc 0 STM32F4_APB1_CLOCK(TIM3)>;
124                         clock-names = "int";
125                         status = "disabled";
126
127                         pwm {
128                                 compatible = "st,stm32-pwm";
129                                 status = "disabled";
130                         };
131
132                         timer@2 {
133                                 compatible = "st,stm32-timer-trigger";
134                                 reg = <2>;
135                                 status = "disabled";
136                         };
137                 };
138
139                 timer4: timer@40000800 {
140                         compatible = "st,stm32-timer";
141                         reg = <0x40000800 0x400>;
142                         interrupts = <30>;
143                         clocks = <&rcc 0 STM32F4_APB1_CLOCK(TIM4)>;
144                         status = "disabled";
145                 };
146
147                 timers4: timers@40000800 {
148                         #address-cells = <1>;
149                         #size-cells = <0>;
150                         compatible = "st,stm32-timers";
151                         reg = <0x40000800 0x400>;
152                         clocks = <&rcc 0 STM32F4_APB1_CLOCK(TIM4)>;
153                         clock-names = "int";
154                         status = "disabled";
155
156                         pwm {
157                                 compatible = "st,stm32-pwm";
158                                 status = "disabled";
159                         };
160
161                         timer@3 {
162                                 compatible = "st,stm32-timer-trigger";
163                                 reg = <3>;
164                                 status = "disabled";
165                         };
166                 };
167
168                 timer5: timer@40000c00 {
169                         compatible = "st,stm32-timer";
170                         reg = <0x40000c00 0x400>;
171                         interrupts = <50>;
172                         clocks = <&rcc 0 STM32F4_APB1_CLOCK(TIM5)>;
173                 };
174
175                 timers5: timers@40000c00 {
176                         #address-cells = <1>;
177                         #size-cells = <0>;
178                         compatible = "st,stm32-timers";
179                         reg = <0x40000C00 0x400>;
180                         clocks = <&rcc 0 STM32F4_APB1_CLOCK(TIM5)>;
181                         clock-names = "int";
182                         status = "disabled";
183
184                         pwm {
185                                 compatible = "st,stm32-pwm";
186                                 status = "disabled";
187                         };
188
189                         timer@4 {
190                                 compatible = "st,stm32-timer-trigger";
191                                 reg = <4>;
192                                 status = "disabled";
193                         };
194                 };
195
196                 timer6: timer@40001000 {
197                         compatible = "st,stm32-timer";
198                         reg = <0x40001000 0x400>;
199                         interrupts = <54>;
200                         clocks = <&rcc 0 STM32F4_APB1_CLOCK(TIM6)>;
201                         status = "disabled";
202                 };
203
204                 timers6: timers@40001000 {
205                         #address-cells = <1>;
206                         #size-cells = <0>;
207                         compatible = "st,stm32-timers";
208                         reg = <0x40001000 0x400>;
209                         clocks = <&rcc 0 STM32F4_APB1_CLOCK(TIM6)>;
210                         clock-names = "int";
211                         status = "disabled";
212
213                         timer@5 {
214                                 compatible = "st,stm32-timer-trigger";
215                                 reg = <5>;
216                                 status = "disabled";
217                         };
218                 };
219
220                 timer7: timer@40001400 {
221                         compatible = "st,stm32-timer";
222                         reg = <0x40001400 0x400>;
223                         interrupts = <55>;
224                         clocks = <&rcc 0 STM32F4_APB1_CLOCK(TIM7)>;
225                         status = "disabled";
226                 };
227
228                 timers7: timers@40001400 {
229                         #address-cells = <1>;
230                         #size-cells = <0>;
231                         compatible = "st,stm32-timers";
232                         reg = <0x40001400 0x400>;
233                         clocks = <&rcc 0 STM32F4_APB1_CLOCK(TIM7)>;
234                         clock-names = "int";
235                         status = "disabled";
236
237                         timer@6 {
238                                 compatible = "st,stm32-timer-trigger";
239                                 reg = <6>;
240                                 status = "disabled";
241                         };
242                 };
243
244                 timers12: timers@40001800 {
245                         #address-cells = <1>;
246                         #size-cells = <0>;
247                         compatible = "st,stm32-timers";
248                         reg = <0x40001800 0x400>;
249                         clocks = <&rcc 0 STM32F4_APB1_CLOCK(TIM12)>;
250                         clock-names = "int";
251                         status = "disabled";
252
253                         pwm {
254                                 compatible = "st,stm32-pwm";
255                                 status = "disabled";
256                         };
257
258                         timer@11 {
259                                 compatible = "st,stm32-timer-trigger";
260                                 reg = <11>;
261                                 status = "disabled";
262                         };
263                 };
264
265                 timers13: timers@40001c00 {
266                         compatible = "st,stm32-timers";
267                         reg = <0x40001C00 0x400>;
268                         clocks = <&rcc 0 STM32F4_APB1_CLOCK(TIM13)>;
269                         clock-names = "int";
270                         status = "disabled";
271
272                         pwm {
273                                 compatible = "st,stm32-pwm";
274                                 status = "disabled";
275                         };
276                 };
277
278                 timers14: timers@40002000 {
279                         compatible = "st,stm32-timers";
280                         reg = <0x40002000 0x400>;
281                         clocks = <&rcc 0 STM32F4_APB1_CLOCK(TIM14)>;
282                         clock-names = "int";
283                         status = "disabled";
284
285                         pwm {
286                                 compatible = "st,stm32-pwm";
287                                 status = "disabled";
288                         };
289                 };
290
291                 rtc: rtc@40002800 {
292                         compatible = "st,stm32-rtc";
293                         reg = <0x40002800 0x400>;
294                         clocks = <&rcc 1 CLK_RTC>;
295                         clock-names = "ck_rtc";
296                         assigned-clocks = <&rcc 1 CLK_RTC>;
297                         assigned-clock-parents = <&rcc 1 CLK_LSE>;
298                         interrupt-parent = <&exti>;
299                         interrupts = <17 1>;
300                         interrupt-names = "alarm";
301                         st,syscfg = <&pwrcfg 0x00 0x100>;
302                         status = "disabled";
303                 };
304
305                 iwdg: watchdog@40003000 {
306                         compatible = "st,stm32-iwdg";
307                         reg = <0x40003000 0x400>;
308                         clocks = <&clk_lsi>;
309                         clock-names = "lsi";
310                         status = "disabled";
311                 };
312
313                 usart2: serial@40004400 {
314                         compatible = "st,stm32-uart";
315                         reg = <0x40004400 0x400>;
316                         interrupts = <38>;
317                         clocks = <&rcc 0 STM32F4_APB1_CLOCK(UART2)>;
318                         status = "disabled";
319                 };
320
321                 usart3: serial@40004800 {
322                         compatible = "st,stm32-uart";
323                         reg = <0x40004800 0x400>;
324                         interrupts = <39>;
325                         clocks = <&rcc 0 STM32F4_APB1_CLOCK(UART3)>;
326                         status = "disabled";
327                         dmas = <&dma1 1 4 0x400 0x0>,
328                                <&dma1 3 4 0x400 0x0>;
329                         dma-names = "rx", "tx";
330                 };
331
332                 usart4: serial@40004c00 {
333                         compatible = "st,stm32-uart";
334                         reg = <0x40004c00 0x400>;
335                         interrupts = <52>;
336                         clocks = <&rcc 0 STM32F4_APB1_CLOCK(UART4)>;
337                         status = "disabled";
338                 };
339
340                 usart5: serial@40005000 {
341                         compatible = "st,stm32-uart";
342                         reg = <0x40005000 0x400>;
343                         interrupts = <53>;
344                         clocks = <&rcc 0 STM32F4_APB1_CLOCK(UART5)>;
345                         status = "disabled";
346                 };
347
348                 i2c1: i2c@40005400 {
349                         compatible = "st,stm32f4-i2c";
350                         reg = <0x40005400 0x400>;
351                         interrupts = <31>,
352                                      <32>;
353                         resets = <&rcc STM32F4_APB1_RESET(I2C1)>;
354                         clocks = <&rcc 0 STM32F4_APB1_CLOCK(I2C1)>;
355                         #address-cells = <1>;
356                         #size-cells = <0>;
357                         status = "disabled";
358                 };
359
360                 dac: dac@40007400 {
361                         compatible = "st,stm32f4-dac-core";
362                         reg = <0x40007400 0x400>;
363                         resets = <&rcc STM32F4_APB1_RESET(DAC)>;
364                         clocks = <&rcc 0 STM32F4_APB1_CLOCK(DAC)>;
365                         clock-names = "pclk";
366                         #address-cells = <1>;
367                         #size-cells = <0>;
368                         status = "disabled";
369
370                         dac1: dac@1 {
371                                 compatible = "st,stm32-dac";
372                                 #io-channels-cells = <1>;
373                                 reg = <1>;
374                                 status = "disabled";
375                         };
376
377                         dac2: dac@2 {
378                                 compatible = "st,stm32-dac";
379                                 #io-channels-cells = <1>;
380                                 reg = <2>;
381                                 status = "disabled";
382                         };
383                 };
384
385                 usart7: serial@40007800 {
386                         compatible = "st,stm32-uart";
387                         reg = <0x40007800 0x400>;
388                         interrupts = <82>;
389                         clocks = <&rcc 0 STM32F4_APB1_CLOCK(UART7)>;
390                         status = "disabled";
391                 };
392
393                 usart8: serial@40007c00 {
394                         compatible = "st,stm32-uart";
395                         reg = <0x40007c00 0x400>;
396                         interrupts = <83>;
397                         clocks = <&rcc 0 STM32F4_APB1_CLOCK(UART8)>;
398                         status = "disabled";
399                 };
400
401                 timers1: timers@40010000 {
402                         #address-cells = <1>;
403                         #size-cells = <0>;
404                         compatible = "st,stm32-timers";
405                         reg = <0x40010000 0x400>;
406                         clocks = <&rcc 0 STM32F4_APB2_CLOCK(TIM1)>;
407                         clock-names = "int";
408                         status = "disabled";
409
410                         pwm {
411                                 compatible = "st,stm32-pwm";
412                                 status = "disabled";
413                         };
414
415                         timer@0 {
416                                 compatible = "st,stm32-timer-trigger";
417                                 reg = <0>;
418                                 status = "disabled";
419                         };
420                 };
421
422                 timers8: timers@40010400 {
423                         #address-cells = <1>;
424                         #size-cells = <0>;
425                         compatible = "st,stm32-timers";
426                         reg = <0x40010400 0x400>;
427                         clocks = <&rcc 0 STM32F4_APB2_CLOCK(TIM8)>;
428                         clock-names = "int";
429                         status = "disabled";
430
431                         pwm {
432                                 compatible = "st,stm32-pwm";
433                                 status = "disabled";
434                         };
435
436                         timer@7 {
437                                 compatible = "st,stm32-timer-trigger";
438                                 reg = <7>;
439                                 status = "disabled";
440                         };
441                 };
442
443                 usart1: serial@40011000 {
444                         compatible = "st,stm32-uart";
445                         reg = <0x40011000 0x400>;
446                         interrupts = <37>;
447                         clocks = <&rcc 0 STM32F4_APB2_CLOCK(USART1)>;
448                         status = "disabled";
449                         dmas = <&dma2 2 4 0x400 0x0>,
450                                <&dma2 7 4 0x400 0x0>;
451                         dma-names = "rx", "tx";
452                 };
453
454                 usart6: serial@40011400 {
455                         compatible = "st,stm32-uart";
456                         reg = <0x40011400 0x400>;
457                         interrupts = <71>;
458                         clocks = <&rcc 0 STM32F4_APB2_CLOCK(USART6)>;
459                         status = "disabled";
460                 };
461
462                 adc: adc@40012000 {
463                         compatible = "st,stm32f4-adc-core";
464                         reg = <0x40012000 0x400>;
465                         interrupts = <18>;
466                         clocks = <&rcc 0 STM32F4_APB2_CLOCK(ADC1)>;
467                         clock-names = "adc";
468                         interrupt-controller;
469                         #interrupt-cells = <1>;
470                         #address-cells = <1>;
471                         #size-cells = <0>;
472                         status = "disabled";
473
474                         adc1: adc@0 {
475                                 compatible = "st,stm32f4-adc";
476                                 #io-channel-cells = <1>;
477                                 reg = <0x0>;
478                                 clocks = <&rcc 0 STM32F4_APB2_CLOCK(ADC1)>;
479                                 interrupt-parent = <&adc>;
480                                 interrupts = <0>;
481                                 dmas = <&dma2 0 0 0x400 0x0>;
482                                 dma-names = "rx";
483                                 status = "disabled";
484                         };
485
486                         adc2: adc@100 {
487                                 compatible = "st,stm32f4-adc";
488                                 #io-channel-cells = <1>;
489                                 reg = <0x100>;
490                                 clocks = <&rcc 0 STM32F4_APB2_CLOCK(ADC2)>;
491                                 interrupt-parent = <&adc>;
492                                 interrupts = <1>;
493                                 dmas = <&dma2 3 1 0x400 0x0>;
494                                 dma-names = "rx";
495                                 status = "disabled";
496                         };
497
498                         adc3: adc@200 {
499                                 compatible = "st,stm32f4-adc";
500                                 #io-channel-cells = <1>;
501                                 reg = <0x200>;
502                                 clocks = <&rcc 0 STM32F4_APB2_CLOCK(ADC3)>;
503                                 interrupt-parent = <&adc>;
504                                 interrupts = <2>;
505                                 dmas = <&dma2 1 2 0x400 0x0>;
506                                 dma-names = "rx";
507                                 status = "disabled";
508                         };
509                 };
510
511                 sdio: sdio@40012c00 {
512                         compatible = "arm,pl180", "arm,primecell";
513                         arm,primecell-periphid = <0x00880180>;
514                         reg = <0x40012c00 0x400>;
515                         clocks = <&rcc 0 STM32F4_APB2_CLOCK(SDIO)>;
516                         clock-names = "apb_pclk";
517                         interrupts = <49>;
518                         max-frequency = <48000000>;
519                         status = "disabled";
520                 };
521
522                 syscfg: system-config@40013800 {
523                         compatible = "syscon";
524                         reg = <0x40013800 0x400>;
525                 };
526
527                 exti: interrupt-controller@40013c00 {
528                         compatible = "st,stm32-exti";
529                         interrupt-controller;
530                         #interrupt-cells = <2>;
531                         reg = <0x40013C00 0x400>;
532                         interrupts = <1>, <2>, <3>, <6>, <7>, <8>, <9>, <10>, <23>, <40>, <41>, <42>, <62>, <76>;
533                 };
534
535                 timers9: timers@40014000 {
536                         #address-cells = <1>;
537                         #size-cells = <0>;
538                         compatible = "st,stm32-timers";
539                         reg = <0x40014000 0x400>;
540                         clocks = <&rcc 0 STM32F4_APB2_CLOCK(TIM9)>;
541                         clock-names = "int";
542                         status = "disabled";
543
544                         pwm {
545                                 compatible = "st,stm32-pwm";
546                                 status = "disabled";
547                         };
548
549                         timer@8 {
550                                 compatible = "st,stm32-timer-trigger";
551                                 reg = <8>;
552                                 status = "disabled";
553                         };
554                 };
555
556                 timers10: timers@40014400 {
557                         compatible = "st,stm32-timers";
558                         reg = <0x40014400 0x400>;
559                         clocks = <&rcc 0 STM32F4_APB2_CLOCK(TIM10)>;
560                         clock-names = "int";
561                         status = "disabled";
562
563                         pwm {
564                                 compatible = "st,stm32-pwm";
565                                 status = "disabled";
566                         };
567                 };
568
569                 timers11: timers@40014800 {
570                         compatible = "st,stm32-timers";
571                         reg = <0x40014800 0x400>;
572                         clocks = <&rcc 0 STM32F4_APB2_CLOCK(TIM11)>;
573                         clock-names = "int";
574                         status = "disabled";
575
576                         pwm {
577                                 compatible = "st,stm32-pwm";
578                                 status = "disabled";
579                         };
580                 };
581
582                 pwrcfg: power-config@40007000 {
583                         compatible = "syscon";
584                         reg = <0x40007000 0x400>;
585                 };
586
587                 ltdc: display-controller@40016800 {
588                         compatible = "st,stm32-ltdc";
589                         reg = <0x40016800 0x200>;
590                         interrupts = <88>, <89>;
591                         resets = <&rcc STM32F4_APB2_RESET(LTDC)>;
592                         clocks = <&rcc 1 CLK_LCD>;
593                         clock-names = "lcd";
594                         status = "disabled";
595                 };
596
597                 crc: crc@40023000 {
598                         compatible = "st,stm32f4-crc";
599                         reg = <0x40023000 0x400>;
600                         clocks = <&rcc 0 STM32F4_AHB1_CLOCK(CRC)>;
601                         status = "disabled";
602                 };
603
604                 rcc: rcc@40023800 {
605                         #reset-cells = <1>;
606                         #clock-cells = <2>;
607                         compatible = "st,stm32f42xx-rcc", "st,stm32-rcc";
608                         reg = <0x40023800 0x400>;
609                         clocks = <&clk_hse>, <&clk_i2s_ckin>;
610                         st,syscfg = <&pwrcfg>;
611                         assigned-clocks = <&rcc 1 CLK_HSE_RTC>;
612                         assigned-clock-rates = <1000000>;
613                 };
614
615                 dma1: dma-controller@40026000 {
616                         compatible = "st,stm32-dma";
617                         reg = <0x40026000 0x400>;
618                         interrupts = <11>,
619                                      <12>,
620                                      <13>,
621                                      <14>,
622                                      <15>,
623                                      <16>,
624                                      <17>,
625                                      <47>;
626                         clocks = <&rcc 0 STM32F4_AHB1_CLOCK(DMA1)>;
627                         #dma-cells = <4>;
628                 };
629
630                 dma2: dma-controller@40026400 {
631                         compatible = "st,stm32-dma";
632                         reg = <0x40026400 0x400>;
633                         interrupts = <56>,
634                                      <57>,
635                                      <58>,
636                                      <59>,
637                                      <60>,
638                                      <68>,
639                                      <69>,
640                                      <70>;
641                         clocks = <&rcc 0 STM32F4_AHB1_CLOCK(DMA2)>;
642                         #dma-cells = <4>;
643                         st,mem2mem;
644                 };
645
646                 mac: ethernet@40028000 {
647                         compatible = "st,stm32-dwmac", "snps,dwmac-3.50a";
648                         reg = <0x40028000 0x8000>;
649                         reg-names = "stmmaceth";
650                         interrupts = <61>;
651                         interrupt-names = "macirq";
652                         clock-names = "stmmaceth", "mac-clk-tx", "mac-clk-rx";
653                         clocks = <&rcc 0 STM32F4_AHB1_CLOCK(ETHMAC)>,
654                                         <&rcc 0 STM32F4_AHB1_CLOCK(ETHMACTX)>,
655                                         <&rcc 0 STM32F4_AHB1_CLOCK(ETHMACRX)>;
656                         st,syscon = <&syscfg 0x4>;
657                         snps,pbl = <8>;
658                         snps,mixed-burst;
659                         status = "disabled";
660                 };
661
662                 usbotg_hs: usb@40040000 {
663                         compatible = "snps,dwc2";
664                         reg = <0x40040000 0x40000>;
665                         interrupts = <77>;
666                         clocks = <&rcc 0 STM32F4_AHB1_CLOCK(OTGHS)>;
667                         clock-names = "otg";
668                         status = "disabled";
669                 };
670
671                 usbotg_fs: usb@50000000 {
672                         compatible = "st,stm32f4x9-fsotg";
673                         reg = <0x50000000 0x40000>;
674                         interrupts = <67>;
675                         clocks = <&rcc 0 39>;
676                         clock-names = "otg";
677                         status = "disabled";
678                 };
679
680                 dcmi: dcmi@50050000 {
681                         compatible = "st,stm32-dcmi";
682                         reg = <0x50050000 0x400>;
683                         interrupts = <78>;
684                         resets = <&rcc STM32F4_AHB2_RESET(DCMI)>;
685                         clocks = <&rcc 0 STM32F4_AHB2_CLOCK(DCMI)>;
686                         clock-names = "mclk";
687                         pinctrl-names = "default";
688                         pinctrl-0 = <&dcmi_pins>;
689                         dmas = <&dma2 1 1 0x414 0x3>;
690                         dma-names = "tx";
691                         status = "disabled";
692                 };
693
694                 rng: rng@50060800 {
695                         compatible = "st,stm32-rng";
696                         reg = <0x50060800 0x400>;
697                         interrupts = <80>;
698                         clocks = <&rcc 0 STM32F4_AHB2_CLOCK(RNG)>;
699
700                 };
701         };
702 };
703
704 &systick {
705         clocks = <&rcc 1 SYSTICK>;
706         status = "okay";
707 };