1 // SPDX-License-Identifier: GPL-2.0
2 /*
3 * Copyright (C) 2014-2019 Texas Instruments Incorporated - https://www.ti.com/
4 */
5
6 /dts-v1/;
7
8 #include "dra74x.dtsi"
9 #include "am57xx-commercial-grade.dtsi"
10 #include "dra74x-mmc-iodelay.dtsi"
11 #include "dra74-ipu-dsp-common.dtsi"
12 #include <dt-bindings/gpio/gpio.h>
13 #include <dt-bindings/interrupt-controller/irq.h>
14 #include <dt-bindings/pinctrl/dra.h>
15
16 / {
17 model = "BeagleBoard.org BeagleBone AI";
18 compatible = "beagle,am5729-beagleboneai", "ti,am5728",
19 "ti,dra742", "ti,dra74", "ti,dra7";
20
21 aliases {
22 rtc0 = &tps659038_rtc;
23 rtc1 = &rtc;
24 display0 = &hdmi_conn;
25 };
26
27 chosen {
28 stdout-path = &uart1;
29 };
30
31 memory@0 {
32 device_type = "memory";
33 reg = <0x0 0x80000000 0x0 0x40000000>;
34 };
35
36 reserved-memory {
37 #address-cells = <2>;
38 #size-cells = <2>;
39 ranges;
40
41 ipu2_memory_region: ipu2-memory@95800000 {
42 compatible = "shared-dma-pool";
43 reg = <0x0 0x95800000 0x0 0x3800000>;
44 reusable;
45 status = "okay";
46 };
47
48 dsp1_memory_region: dsp1-memory@99000000 {
49 compatible = "shared-dma-pool";
50 reg = <0x0 0x99000000 0x0 0x4000000>;
51 reusable;
52 status = "okay";
53 };
54
55 ipu1_memory_region: ipu1-memory@9d000000 {
56 compatible = "shared-dma-pool";
57 reg = <0x0 0x9d000000 0x0 0x2000000>;
58 reusable;
59 status = "okay";
60 };
61
62 dsp2_memory_region: dsp2-memory@9f000000 {
63 compatible = "shared-dma-pool";
64 reg = <0x0 0x9f000000 0x0 0x800000>;
65 reusable;
66 status = "okay";
67 };
68
69 };
70
71 vdd_adc: gpioregulator-vdd_adc {
72 compatible = "regulator-gpio";
73 regulator-name = "vdd_adc";
74 vin-supply = <&vdd_5v>;
75 regulator-min-microvolt = <1800000>;
76 regulator-max-microvolt = <3300000>;
77 regulator-always-on;
78 regulator-boot-on;
79 gpios = <&gpio3 27 GPIO_ACTIVE_HIGH>;
80 states = <1800000 0
81 3300000 1>;
82 };
83
84 vdd_5v: fixedregulator-vdd_5v {
85 compatible = "regulator-fixed";
86 regulator-name = "vdd_5v";
87 regulator-min-microvolt = <5000000>;
88 regulator-max-microvolt = <5000000>;
89 regulator-always-on;
90 regulator-boot-on;
91 };
92
93 vtt_fixed: fixedregulator-vtt {
94 /* TPS51200 */
95 compatible = "regulator-fixed";
96 regulator-name = "vtt_fixed";
97 vin-supply = <&vdd_ddr>;
98 regulator-min-microvolt = <3300000>;
99 regulator-max-microvolt = <3300000>;
100 regulator-always-on;
101 regulator-boot-on;
102 };
103
104 leds {
105 compatible = "gpio-leds";
106
107 led0 {
108 label = "beaglebone:green:usr0";
109 gpios = <&gpio3 17 GPIO_ACTIVE_HIGH>;
110 linux,default-trigger = "heartbeat";
111 default-state = "off";
112 };
113
114 led1 {
115 label = "beaglebone:green:usr1";
116 gpios = <&gpio5 5 GPIO_ACTIVE_HIGH>;
117 linux,default-trigger = "mmc0";
118 default-state = "off";
119 };
120
121 led2 {
122 label = "beaglebone:green:usr2";
123 gpios = <&gpio3 15 GPIO_ACTIVE_HIGH>;
124 linux,default-trigger = "cpu";
125 default-state = "off";
126 };
127
128 led3 {
129 label = "beaglebone:green:usr3";
130 gpios = <&gpio3 14 GPIO_ACTIVE_HIGH>;
131 linux,default-trigger = "mmc1";
132 default-state = "off";
133 };
134
135 led4 {
136 label = "beaglebone:green:usr4";
137 gpios = <&gpio3 7 GPIO_ACTIVE_HIGH>;
138 linux,default-trigger = "netdev";
139 default-state = "off";
140 };
141 };
142
143 hdmi_conn: connector@0 {
144 compatible = "hdmi-connector";
145 label = "hdmi";
146 type = "a";
147
148 port {
149 hdmi_connector_in: endpoint {
150 remote-endpoint = <&hdmi_encoder_out>;
151 };
152 };
153 };
154
155 hdmi_enc: encoder@0 {
156 /* "ti,tpd12s016" software compatible with "ti,tpd12s015"
157 * no need for individual driver
158 */
159 compatible = "ti,tpd12s015";
160 gpios = <0>,
161 <0>,
162 <&gpio7 12 GPIO_ACTIVE_HIGH>;
163
164 ports {
165 #address-cells = <0x1>;
166 #size-cells = <0x0>;
167
168 port@0 {
169 reg = <0x0>;
170
171 hdmi_encoder_in: endpoint@0 {
172 remote-endpoint = <&hdmi_out>;
173 };
174 };
175
176 port@1 {
177 reg = <0x1>;
178
179 hdmi_encoder_out: endpoint@0 {
180 remote-endpoint = <&hdmi_connector_in>;
181 };
182 };
183 };
184 };
185
186 emmc_pwrseq: emmc_pwrseq {
187 compatible = "mmc-pwrseq-emmc";
188 reset-gpios = <&gpio5 7 GPIO_ACTIVE_LOW>;
189 };
190
191 brcmf_pwrseq: brcmf_pwrseq {
192 compatible = "mmc-pwrseq-simple";
193 reset-gpios = <&gpio3 22 GPIO_ACTIVE_LOW>, /* BT-REG-ON */
194 <&gpio3 18 GPIO_ACTIVE_LOW>; /* WL-REG-ON */
195 };
196
197 extcon_usb1: extcon_usb1 {
198 compatible = "linux,extcon-usb-gpio";
199 id-gpios = <&gpio3 13 GPIO_ACTIVE_HIGH>;
200 };
201 };
202
203 &i2c1 {
204 status = "okay";
205 clock-frequency = <400000>;
206
207 tps659038: tps659038@58 {
208 compatible = "ti,tps659038";
209 reg = <0x58>;
210 interrupt-parent = <&gpio6>;
211 interrupts = <16 IRQ_TYPE_LEVEL_LOW>;
212
213 #interrupt-cells = <2>;
214 interrupt-controller;
215
216 ti,system-power-controller;
217 ti,palmas-override-powerhold;
218
219 tps659038_pmic {
220 compatible = "ti,tps659038-pmic";
221
222 smps12-in-supply = <&vdd_5v>;
223 smps3-in-supply = <&vdd_5v>;
224 smps45-in-supply = <&vdd_5v>;
225 smps6-in-supply = <&vdd_5v>;
226 smps7-in-supply = <&vdd_5v>;
227 mps3-in-supply = <&vdd_5v>;
228 smps8-in-supply = <&vdd_5v>;
229 smps9-in-supply = <&vdd_5v>;
230 ldo1-in-supply = <&vdd_5v>;
231 ldo2-in-supply = <&vdd_5v>;
232 ldo3-in-supply = <&vdd_5v>;
233 ldo4-in-supply = <&vdd_5v>;
234 ldo9-in-supply = <&vdd_5v>;
235 ldoln-in-supply = <&vdd_5v>;
236 ldousb-in-supply = <&vdd_5v>;
237 ldortc-in-supply = <&vdd_5v>;
238
239 regulators {
240 vdd_mpu: smps12 {
241 /* VDD_MPU */
242 regulator-name = "smps12";
243 regulator-min-microvolt = <850000>;
244 regulator-max-microvolt = <1250000>;
245 regulator-always-on;
246 regulator-boot-on;
247 };
248
249 vdd_ddr: smps3 {
250 /* VDD_DDR EMIF1 EMIF2 */
251 regulator-name = "smps3";
252 regulator-min-microvolt = <1350000>;
253 regulator-max-microvolt = <1350000>;
254 regulator-always-on;
255 regulator-boot-on;
256 };
257
258 vdd_dspeve: smps45 {
259 /* VDD_DSPEVE on AM572 */
260 regulator-name = "smps45";
261 regulator-min-microvolt = < 850000>;
262 regulator-max-microvolt = <1250000>;
263 regulator-always-on;
264 regulator-boot-on;
265 };
266
267 vdd_gpu: smps6 {
268 /* VDD_GPU */
269 regulator-name = "smps6";
270 regulator-min-microvolt = < 850000>;
271 regulator-max-microvolt = <1250000>;
272 regulator-always-on;
273 regulator-boot-on;
274 };
275
276 vdd_core: smps7 {
277 /* VDD_CORE */
278 regulator-name = "smps7";
279 regulator-min-microvolt = < 850000>; /*** 1.15V */
280 regulator-max-microvolt = <1150000>;
281 regulator-always-on;
282 regulator-boot-on;
283 };
284
285 vdd_iva: smps8 {
286 /* VDD_IVAHD */ /*** 1.06V */
287 regulator-name = "smps8";
288 };
289
290 vdd_3v3: smps9 {
291 /* VDD_3V3 */
292 regulator-name = "smps9";
293 regulator-min-microvolt = <3300000>;
294 regulator-max-microvolt = <3300000>;
295 regulator-always-on;
296 regulator-boot-on;
297 };
298
299 vdd_sd: ldo1 {
300 /* VDDSHV8 - VSDMMC */
301 regulator-name = "ldo1";
302 regulator-min-microvolt = <1800000>;
303 regulator-max-microvolt = <3300000>;
304 regulator-boot-on;
305 regulator-always-on;
306 };
307
308 vdd_1v8: ldo2 {
309 /* VDDSH18V */
310 regulator-name = "ldo2";
311 regulator-min-microvolt = <1800000>;
312 regulator-max-microvolt = <1800000>;
313 regulator-always-on;
314 regulator-boot-on;
315 };
316
317 vdd_1v8_phy_ldo3: ldo3 {
318 /* R1.3a 572x V1_8PHY_LDO3: USB, SATA */
319 regulator-name = "ldo3";
320 regulator-min-microvolt = <1800000>;
321 regulator-max-microvolt = <1800000>;
322 regulator-always-on;
323 regulator-boot-on;
324 };
325
326 vdd_1v8_phy_ldo4: ldo4 {
327 /* R1.3a 572x V1_8PHY_LDO4: PCIE, HDMI*/
328 regulator-name = "ldo4";
329 regulator-min-microvolt = <1800000>;
330 regulator-max-microvolt = <1800000>;
331 regulator-always-on;
332 regulator-boot-on;
333 };
334
335 /* LDO5-8 unused */
336
337 vdd_rtc: ldo9 {
338 /* VDD_RTC */
339 regulator-name = "ldo9";
340 regulator-min-microvolt = < 840000>;
341 regulator-max-microvolt = <1160000>;
342 regulator-always-on;
343 regulator-boot-on;
344 };
345
346 vdd_1v8_pll: ldoln {
347 /* VDDA_1V8_PLL */
348 regulator-name = "ldoln";
349 regulator-min-microvolt = <1800000>;
350 regulator-max-microvolt = <1800000>;
351 regulator-always-on;
352 regulator-boot-on;
353 };
354
355 ldousb_reg: ldousb {
356 /* VDDA_3V_USB: VDDA_USBHS33 */
357 regulator-name = "ldousb";
358 regulator-min-microvolt = <3300000>;
359 regulator-max-microvolt = <3300000>;
360 regulator-always-on;
361 regulator-boot-on;
362 };
363
364 ldortc_reg: ldortc {
365 /* VDDA_RTC */
366 regulator-name = "ldortc";
367 regulator-min-microvolt = <1800000>;
368 regulator-max-microvolt = <1800000>;
369 regulator-always-on;
370 regulator-boot-on;
371 };
372
373 regen1: regen1 {
374 /* VDD_3V3_ON */
375 regulator-name = "regen1";
376 regulator-boot-on;
377 regulator-always-on;
378 };
379
380 regen2: regen2 {
381 /* Needed for PMIC internal resource */
382 regulator-name = "regen2";
383 regulator-boot-on;
384 regulator-always-on;
385 };
386 };
387 };
388
389 tps659038_rtc: tps659038_rtc {
390 compatible = "ti,palmas-rtc";
391 interrupt-parent = <&tps659038>;
392 interrupts = <8 IRQ_TYPE_EDGE_FALLING>;
393 wakeup-source;
394 };
395
396 tps659038_pwr_button: tps659038_pwr_button {
397 compatible = "ti,palmas-pwrbutton";
398 interrupt-parent = <&tps659038>;
399 interrupts = <1 IRQ_TYPE_EDGE_FALLING>;
400 wakeup-source;
401 ti,palmas-long-press-seconds = <12>;
402 };
403
404 tps659038_gpio: tps659038_gpio {
405 compatible = "ti,palmas-gpio";
406 gpio-controller;
407 #gpio-cells = <2>;
408 };
409 };
410
411 /* STMPE811 touch screen controller */
412 stmpe811@41 {
413 compatible = "st,stmpe811";
414 reg = <0x41>;
415 interrupts = <30 IRQ_TYPE_LEVEL_LOW>;
416 interrupt-parent = <&gpio2>;
417 id = <0>;
418 blocks = <0x5>;
419 irq-trigger = <0x1>;
420 st,mod-12b = <1>; /* 12-bit ADC */
421 st,ref-sel = <0>; /* internal ADC reference */
422 st,adc-freq = <1>; /* 3.25 MHz ADC clock speed */
423 st,sample-time = <4>; /* ADC converstion time: 80 clocks */
424
425 stmpe_adc {
426 compatible = "st,stmpe-adc";
427 st,norequest-mask = <0x00>; /* mask any channels to be used by touchscreen */
428 adc0: iio-device@0 {
429 #io-channel-cells = <1>;
430 iio-channels = <&adc0 4>, <&adc0 1>, <&adc0 2>, <&adc0 3>, <&adc0 4>, <&adc0 5>, <&adc0 6>;
431 iio-channel-names = "AIN0_P9_39", "AIN1_P9_40", "AIN2_P9_37", "AIN3_P9_38",
432 "AIN4_P9_33", "AIN5_P9_36", "AIN6_P9_35";
433 };
434 };
435
436 stmpe_touchscreen {
437 status = "disabled";
438 compatible = "st,stmpe-ts";
439 /* 8 sample average control */
440 st,ave-ctrl = <3>;
441 /* 7 length fractional part in z */
442 st,fraction-z = <7>;
443 /*
444 * 50 mA typical 80 mA max touchscreen drivers
445 * current limit value
446 */
447 st,i-drive = <1>;
448 /* 1 ms panel driver settling time */
449 st,settling = <3>;
450 /* 5 ms touch detect interrupt delay */
451 st,touch-det-delay = <5>;
452 };
453
454 stmpe_gpio {
455 compatible = "st,stmpe-gpio";
456 };
457
458 stmpe_pwm {
459 compatible = "st,stmpe-pwm";
460 #pwm-cells = <2>;
461 };
462 };
463 };
464
465 &mcspi3 {
466 status = "okay";
467 ti,pindir-d0-out-d1-in;
468
469 sn65hvs882: sn65hvs882@0 {
470 compatible = "pisosr-gpio";
471 gpio-controller;
472 #gpio-cells = <2>;
473
474 reg = <0>;
475 spi-max-frequency = <1000000>;
476 spi-cpol;
477 };
478 };
479
480 &cpu0 {
481 vdd-supply = <&vdd_mpu>;
482 voltage-tolerance = <1>;
483 };
484
485 &uart1 {
486 status = "okay";
487 };
488
489 &davinci_mdio_sw {
490 reset-gpios = <&gpio2 23 GPIO_ACTIVE_LOW>;
491 reset-delay-us = <2>;
492
493 phy0: ethernet-phy@4 {
494 reg = <4>;
495 eee-broken-100tx;
496 eee-broken-1000t;
497 };
498 };
499
500 &mac_sw {
501 status = "okay";
502 };
503
504 &cpsw_port1 {
505 phy-handle = <&phy0>;
506 phy-mode = "rgmii-rxid";
507 ti,dual-emac-pvid = <1>;
508 };
509
510 &cpsw_port2 {
511 status = "disabled";
512 };
513
514 &ocp {
515 pruss1_shmem: pruss_shmem@4b200000 {
516 status = "okay";
517 compatible = "ti,pruss-shmem";
518 reg = <0x4b200000 0x020000>;
519 };
520
521 pruss2_shmem: pruss_shmem@4b280000 {
522 status = "okay";
523 compatible = "ti,pruss-shmem";
524 reg = <0x4b280000 0x020000>;
525 };
526 };
527
528 &mmc1 {
529 status = "okay";
530 vmmc-supply = <&vdd_3v3>;
531 vqmmc-supply = <&vdd_sd>;
532 bus-width = <4>;
533 cd-gpios = <&gpio6 27 GPIO_ACTIVE_LOW>; /* gpio 219 */
534
535 pinctrl-names = "default";
536 pinctrl-0 = <&mmc1_pins_default>;
537 };
538
539 &mmc2 {
540 status = "okay";
541 vmmc-supply = <&vdd_1v8>;
542 vqmmc-supply = <&vdd_1v8>;
543 bus-width = <8>;
544 ti,non-removable;
545 non-removable;
546 mmc-pwrseq = <&emmc_pwrseq>;
547
548 ti,needs-special-reset;
549 dmas = <&sdma_xbar 47>, <&sdma_xbar 48>;
550 dma-names = "tx", "rx";
551
552 };
553
554 &mmc4 {
555 /* DS: Default speed (DS) up to 25 MHz, including 1- and 4-bit modes (3.3 V signaling). */
556 /* HS: High speed up to 50 MHz (3.3 V signaling). */
557 /* SDR12: SDR up to 25 MHz (1.8 V signaling). */
558 /* SDR25: SDR up to 50 MHz (1.8 V signaling). */
559 /* SDR50: SDR up to 100 MHz (1.8 V signaling). */
560 /* SDR104: SDR up to 208 MHz (1.8 V signaling) */
561 /* DDR50: DDR up to 50 MHz (1.8 V signaling). */
562 status = "okay";
563
564 ti,needs-special-reset;
565 vmmc-supply = <&vdd_3v3>;
566 cap-power-off-card;
567 keep-power-in-suspend;
568 bus-width = <4>;
569 ti,non-removable;
570 non-removable;
571 no-1-8-v;
572 max-frequency = <24000000>;
573
574 #address-cells = <1>;
575 #size-cells = <0>;
576 mmc-pwrseq = <&brcmf_pwrseq>;
577
578 brcmf: wifi@1 {
579 status = "okay";
580 reg = <1>;
581 compatible = "brcm,bcm4329-fmac";
582
583 brcm,sd-head-align = <4>;
584 brcm,sd_head_align = <4>;
585 brcm,sd_sgentry_align = <512>;
586
587 interrupt-parent = <&gpio3>;
588 interrupts = <23 IRQ_TYPE_LEVEL_LOW>;
589 interrupt-names = "host-wake";
590 };
591 };
592
593 &usb2_phy1 {
594 phy-supply = <&ldousb_reg>;
595 };
596
597 &usb2_phy2 {
598 phy-supply = <&ldousb_reg>;
599 };
600
601 &usb1 {
602 status = "okay";
603 dr_mode = "otg";
604 };
605
606 &omap_dwc3_1 {
607 extcon = <&extcon_usb1>;
608 };
609
610 &usb2 {
611 status = "okay";
612 dr_mode = "host";
613 };
614
615 &dss {
616 status = "okay";
617 vdda_video-supply = <&vdd_1v8_pll>;
618 };
619
620 &hdmi {
621 status = "okay";
622 vdda-supply = <&vdd_1v8_phy_ldo4>;
623
624 port {
625 hdmi_out: endpoint {
626 remote-endpoint = <&hdmi_encoder_in>;
627 };
628 };
629 };
630
631 &bandgap {
632 status = "okay";
633 };
634
635 &cpu_alert0 {
636 temperature = <55000>; /* milliCelsius */
637 };
638
639 &cpu_crit {
640 temperature = <85000>; /* milliCelsius */
641 };
642
643 &gpu_crit {
644 temperature = <85000>; /* milliCelsius */
645 };
646
647 &core_crit {
648 temperature = <85000>; /* milliCelsius */
649 };
650
651 &dspeve_crit {
652 temperature = <85000>; /* milliCelsius */
653 };
654
655 &iva_crit {
656 temperature = <85000>; /* milliCelsius */
657 };
658
659 &sata {
660 status = "disabled";
661 };
662
663 &sata_phy {
664 status = "disabled";
665 };
666
667 /* bluetooth */
668 &uart6 {
669 status = "okay";
670 };
671
672 /* cape header stuff */
673 &i2c4 {
674 status = "okay";
675 clock-frequency = <100000>;
676 };
677
678 &ipu2 {
679 status = "okay";
680 memory-region = <&ipu2_memory_region>;
681 };
682
683 &ipu1 {
684 status = "okay";
685 memory-region = <&ipu1_memory_region>;
686 };
687
688 &dsp1 {
689 status = "okay";
690 memory-region = <&dsp1_memory_region>;
691 };
692
693 &dsp2 {
694 status = "okay";
695 memory-region = <&dsp2_memory_region>;
696 };
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