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1// SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
2#include <dt-bindings/input/input.h>
3#include <dt-bindings/gpio/gpio.h>
4#include <dt-bindings/leds/common.h>
5#include <dt-bindings/pinctrl/qcom,pmic-gpio.h>
6#include <dt-bindings/pinctrl/qcom,pmic-mpp.h>
7#include "qcom-msm8660.dtsi"
8
9/ {
10 model = "Qualcomm APQ8060 Dragonboard";
11 compatible = "qcom,apq8060-dragonboard", "qcom,msm8660";
12
13 aliases {
14 serial0 = &gsbi12_serial;
15 };
16
17 chosen {
18 stdout-path = "serial0:115200n8";
19 };
20
21 regulators {
22 compatible = "simple-bus";
23
24 /* Main power of the board: 3.7V */
25 vph: regulator-fixed {
26 compatible = "regulator-fixed";
27 regulator-min-microvolt = <3700000>;
28 regulator-max-microvolt = <3700000>;
29 regulator-name = "VPH";
30 regulator-type = "voltage";
31 regulator-always-on;
32 regulator-boot-on;
33 };
34
35 /* GPIO controlled ethernet power regulator */
36 dragon_veth: xc622a331mrg {
37 compatible = "regulator-fixed";
38 regulator-name = "XC6222A331MR-G";
39 regulator-min-microvolt = <3300000>;
40 regulator-max-microvolt = <3300000>;
41 vin-supply = <&vph>;
42 gpio = <&pm8058_gpio 40 GPIO_ACTIVE_HIGH>;
43 enable-active-high;
44 pinctrl-names = "default";
45 pinctrl-0 = <&dragon_veth_gpios>;
46 regulator-always-on;
47 };
48
49 /* VDDvario fixed regulator */
50 dragon_vario: nds332p {
51 compatible = "regulator-fixed";
52 regulator-name = "NDS332P";
53 regulator-min-microvolt = <1800000>;
54 regulator-max-microvolt = <1800000>;
55 vin-supply = <&pm8058_s3>;
56 };
57
58 /* This is a levelshifter for SDCC5 */
59 dragon_vio_txb: txb0104rgyr {
60 compatible = "regulator-fixed";
61 regulator-name = "Dragon SDCC levelshifter";
62 vin-supply = <&pm8058_l14>;
63 regulator-always-on;
64 };
65 };
66
67 /*
68 * Capella CM3605 light and proximity sensor mounted directly
69 * on the sensor board.
70 */
71 cm3605 {
72 compatible = "capella,cm3605";
73 vdd-supply = <&pm8058_l14>; // 2.85V
74 aset-gpios = <&pm8058_gpio 35 GPIO_ACTIVE_LOW>;
75 capella,aset-resistance-ohms = <100000>;
76 /* Trig on both edges - getting close or far away */
77 interrupts-extended = <&pm8058_gpio 34 IRQ_TYPE_EDGE_BOTH>;
78 /* MPP05 analog input to the XOADC */
79 io-channels = <&xoadc 0x00 0x05>;
80 io-channel-names = "aout";
81 pinctrl-names = "default";
82 pinctrl-0 = <&dragon_cm3605_gpios>, <&dragon_cm3605_mpps>;
83 };
84};
85
86&ebi2 {
87 /* The EBI2 will instantiate first, then populate its children */
88 pinctrl-names = "default";
89 pinctrl-0 = <&dragon_ebi2_pins>;
90 status = "okay";
91
92 /*
93 * An on-board SMSC LAN9221 chip for "debug ethernet",
94 * which is actually just an ordinary ethernet on the
95 * EBI2. This has a 25MHz chrystal next to it, so no
96 * clocking is needed.
97 */
98 ethernet@2,0 {
99 compatible = "smsc,lan9221", "smsc,lan9115";
100 reg = <2 0x0 0x100>;
101 /*
102 * The second interrupt is the PME interrupt
103 * for network wakeup, connected to the TLMM.
104 */
105 interrupts-extended = <&pm8058_gpio 7 IRQ_TYPE_EDGE_FALLING>,
106 <&tlmm 29 IRQ_TYPE_EDGE_RISING>;
107 reset-gpios = <&tlmm 30 GPIO_ACTIVE_LOW>;
108 vdd33a-supply = <&dragon_veth>;
109 vddvario-supply = <&dragon_vario>;
110 pinctrl-names = "default";
111 pinctrl-0 = <&dragon_ethernet_gpios>;
112 phy-mode = "mii";
113 reg-io-width = <2>;
114 smsc,force-external-phy;
115 smsc,irq-push-pull;
116
117 /*
118 * SLOW chipselect config
119 * Delay 9 cycles (140ns@64MHz) between SMSC
120 * LAN9221 Ethernet controller reads and writes
121 * on CS2.
122 */
123 qcom,xmem-recovery-cycles = <0>;
124 qcom,xmem-write-hold-cycles = <3>;
125 qcom,xmem-write-delta-cycles = <31>;
126 qcom,xmem-read-delta-cycles = <28>;
127 qcom,xmem-write-wait-cycles = <9>;
128 qcom,xmem-read-wait-cycles = <9>;
129 };
130};
131
132&gsbi3 {
133 qcom,mode = <GSBI_PROT_I2C>;
134 status = "okay";
135};
136
137&gsbi3_i2c {
138 pinctrl-names = "default";
139 pinctrl-0 = <&dragon_gsbi3_i2c_pins>;
140 status = "okay";
141
142 touchscreen@24 {
143 compatible = "cypress,cy8ctma340";
144 reg = <0x24>;
145 /* Certainly we can do at least 400 kHz */
146 clock-frequency = <400000>;
147 /* IRQ on GPIO61 called /CTP_INT */
148 interrupt-parent = <&tlmm>;
149 interrupts = <61 IRQ_TYPE_EDGE_FALLING>;
150 /*
151 * The I2C bus is using a PCA9306 level translator from L16A
152 * to L2B so these two voltages are needed and L16A is
153 * kind of the IO voltage, however L16Aisn't really fed to
154 * the TMA340, which relies entirely on L2B (PM8901 L2).
155 */
156 vcpin-supply = <&pm8058_l16>;
157 vdd-supply = <&pm8901_l2>;
158 /* GPIO58, called WAKE_CTP */
159 reset-gpios = <&tlmm 58 GPIO_ACTIVE_LOW>;
160 touchscreen-size-x = <480>;
161 touchscreen-size-y = <800>;
162 active-interval-ms = <0>;
163 touch-timeout-ms = <255>;
164 lowpower-interval-ms = <10>;
165 bootloader-key = /bits/ 8 <0x00 0x01 0x02 0x03 0x04 0x05 0x06 0x07>;
166 pinctrl-names = "default";
167 pinctrl-0 = <&dragon_tma340_gpios>;
168 };
169};
170
171&gsbi8 {
172 qcom,mode = <GSBI_PROT_I2C>;
173 status = "okay";
174};
175
176&gsbi8_i2c {
177 pinctrl-names = "default";
178 pinctrl-0 = <&dragon_gsbi8_i2c_pins>;
179 status = "okay";
180
181 eeprom@52 {
182 /* A 16KiB Platform ID EEPROM on the CPU carrier board */
183 compatible = "atmel,24c128";
184 reg = <0x52>;
185 vcc-supply = <&pm8058_s3>;
186 pagesize = <64>;
187 };
188 wm8903: wm8903@1a {
189 /* This Woolfson Micro device has an unrouted interrupt line */
190 compatible = "wlf,wm8903";
191 reg = <0x1a>;
192
193 AVDD-supply = <&pm8058_l16>;
194 CPVDD-supply = <&pm8058_l16>;
195 DBVDD-supply = <&pm8058_s3>;
196 DCVDD-supply = <&pm8058_l0>;
197
198 gpio-controller;
199 #gpio-cells = <2>;
200
201 micdet-cfg = <0>;
202 micdet-delay = <100>;
203 gpio-cfg = <0xffffffff 0xffffffff 0 0xffffffff 0xffffffff>;
204 };
205};
206
207&gsbi12 {
208 qcom,mode = <GSBI_PROT_I2C_UART>;
209 status = "okay";
210};
211
212&gsbi12_serial {
213 pinctrl-names = "default";
214 pinctrl-0 = <&dragon_gsbi12_serial_pins>;
215 status = "okay";
216};
217
218&gsbi12_i2c {
219 pinctrl-names = "default";
220 pinctrl-0 = <&dragon_gsbi12_i2c_pins>;
221 status = "okay";
222
223 ak8975@c {
224 compatible = "asahi-kasei,ak8975";
225 reg = <0x0c>;
226 interrupt-parent = <&pm8058_gpio>;
227 interrupts = <33 IRQ_TYPE_EDGE_RISING>;
228 pinctrl-names = "default";
229 pinctrl-0 = <&dragon_ak8975_gpios>;
230 vid-supply = <&pm8058_lvs0>; // 1.8V
231 vdd-supply = <&pm8058_l14>; // 2.85V
232 };
233 bmp085@77 {
234 compatible = "bosch,bmp085";
235 reg = <0x77>;
236 interrupt-parent = <&pm8058_gpio>;
237 interrupts = <16 IRQ_TYPE_EDGE_RISING>;
238 reset-gpios = <&tlmm 86 GPIO_ACTIVE_LOW>;
239 pinctrl-names = "default";
240 pinctrl-0 = <&dragon_bmp085_gpios>;
241 vddd-supply = <&pm8058_lvs0>; // 1.8V
242 vdda-supply = <&pm8058_l14>; // 2.85V
243 };
244 mpu3050@68 {
245 compatible = "invensense,mpu3050";
246 reg = <0x68>;
247 /*
248 * GPIO17 is pulled high by a 10k
249 * resistor to VLOGIC so needs to be
250 * active low/falling edge.
251 */
252 interrupts-extended = <&pm8058_gpio 17 IRQ_TYPE_EDGE_FALLING>;
253 pinctrl-names = "default";
254 pinctrl-0 = <&dragon_mpu3050_gpios>;
255 vlogic-supply = <&pm8058_lvs0>; // 1.8V
256 vdd-supply = <&pm8058_l14>; // 2.85V
257
258 /*
259 * The MPU-3050 acts as a hub for the
260 * accelerometer.
261 */
262 i2c-gate {
263 #address-cells = <1>;
264 #size-cells = <0>;
265
266 kxsd9@18 {
267 compatible = "kionix,kxsd9";
268 reg = <0x18>;
269 interrupt-parent = <&tlmm>;
270 interrupts = <57 IRQ_TYPE_EDGE_FALLING>;
271 pinctrl-names = "default";
272 pinctrl-0 = <&dragon_kxsd9_gpios>;
273 iovdd-supply = <&pm8058_lvs0>; // 1.8V
274 vdd-supply = <&pm8058_l14>; // 2.85V
275 };
276 };
277 };
278};
279
280&pm8058_gpio {
281 dragon_ethernet_gpios: ethernet-state {
282 pinconf {
283 pins = "gpio7";
284 function = "normal";
285 input-enable;
286 bias-disable;
287 power-source = <PM8058_GPIO_S3>;
288 };
289 };
290 dragon_bmp085_gpios: bmp085-state {
291 pinconf {
292 pins = "gpio16";
293 function = "normal";
294 input-enable;
295 bias-disable;
296 power-source = <PM8058_GPIO_S3>;
297 };
298 };
299 dragon_mpu3050_gpios: mpu3050-state {
300 pinconf {
301 pins = "gpio17";
302 function = "normal";
303 input-enable;
304 bias-disable;
305 power-source = <PM8058_GPIO_S3>;
306 };
307 };
308 dragon_sdcc3_gpios: sdcc3-state {
309 pinconf {
310 pins = "gpio22";
311 function = "normal";
312 input-enable;
313 bias-disable;
314 power-source = <PM8058_GPIO_S3>;
315 };
316 };
317 dragon_sdcc5_gpios: sdcc5-state {
318 pinconf {
319 pins = "gpio26";
320 function = "normal";
321 input-enable;
322 bias-pull-up;
323 qcom,pull-up-strength = <PMIC_GPIO_PULL_UP_30>;
324 power-source = <PM8058_GPIO_S3>;
325 };
326 };
327 dragon_ak8975_gpios: ak8975-state {
328 pinconf {
329 pins = "gpio33";
330 function = "normal";
331 input-enable;
332 bias-disable;
333 power-source = <PM8058_GPIO_S3>;
334 };
335 };
336 dragon_cm3605_gpios: cm3605-state {
337 /* Pin 34 connected to the proxy IRQ */
338 gpio34-pins {
339 pins = "gpio34";
340 function = "normal";
341 input-enable;
342 bias-disable;
343 power-source = <PM8058_GPIO_S3>;
344 };
345 /* Pin 35 connected to ASET */
346 gpio35-pins {
347 pins = "gpio35";
348 function = "normal";
349 output-high;
350 bias-disable;
351 power-source = <PM8058_GPIO_S3>;
352 };
353 };
354 dragon_veth_gpios: veth-state {
355 pinconf {
356 pins = "gpio40";
357 function = "normal";
358 bias-disable;
359 drive-push-pull;
360 };
361 };
362};
363
364&pm8058_keypad {
365 linux,keymap = <
366 MATRIX_KEY(0, 0, KEY_MENU)
367 MATRIX_KEY(0, 2, KEY_1)
368 MATRIX_KEY(0, 3, KEY_4)
369 MATRIX_KEY(0, 4, KEY_7)
370 MATRIX_KEY(1, 0, KEY_UP)
371 MATRIX_KEY(1, 1, KEY_LEFT)
372 MATRIX_KEY(1, 2, KEY_DOWN)
373 MATRIX_KEY(1, 3, KEY_5)
374 MATRIX_KEY(1, 3, KEY_8)
375 MATRIX_KEY(2, 0, KEY_HOME)
376 MATRIX_KEY(2, 1, KEY_REPLY)
377 MATRIX_KEY(2, 2, KEY_2)
378 MATRIX_KEY(2, 3, KEY_6)
379 MATRIX_KEY(3, 0, KEY_VOLUMEUP)
380 MATRIX_KEY(3, 1, KEY_RIGHT)
381 MATRIX_KEY(3, 2, KEY_3)
382 MATRIX_KEY(3, 3, KEY_9)
383 MATRIX_KEY(3, 4, KEY_SWITCHVIDEOMODE)
384 MATRIX_KEY(4, 0, KEY_VOLUMEDOWN)
385 MATRIX_KEY(4, 1, KEY_BACK)
386 MATRIX_KEY(4, 2, KEY_CAMERA)
387 MATRIX_KEY(4, 3, KEY_KBDILLUMTOGGLE)
388 >;
389 keypad,num-rows = <6>;
390 keypad,num-columns = <5>;
391};
392
393&pm8058_led48 {
394 /*
395 * The keypad LED @0x48 is routed to
396 * the sensor board where it is
397 * connected to an infrared LED
398 * SFH4650 (60mW, @850nm) next to the
399 * ambient light and proximity sensor
400 * Capella Microsystems CM3605.
401 */
402 label = "pm8058:infrared:proximitysensor";
403 default-state = "off";
404 linux,default-trigger = "cm3605";
405 status = "okay";
406};
407
408&pm8058_led131 {
409 label = "pm8058:red";
410 color = <LED_COLOR_ID_RED>;
411 default-state = "off";
412 status = "okay";
413};
414
415&pm8058_led132 {
416 /*
417 * This is actually green too on my
418 * board, but documented as yellow.
419 */
420 label = "pm8058:yellow";
421 color = <LED_COLOR_ID_YELLOW>;
422 default-state = "off";
423 linux,default-trigger = "mmc0";
424 status = "okay";
425};
426
427&pm8058_led133 {
428 label = "pm8058:green";
429 function = LED_FUNCTION_HEARTBEAT;
430 color = <LED_COLOR_ID_GREEN>;
431 default-state = "on";
432 linux,default-trigger = "heartbeat";
433 status = "okay";
434};
435
436&pm8058_mpps {
437 dragon_cm3605_mpps: cm3605-mpps-state {
438 mpp5 {
439 pins = "mpp5";
440 function = "analog";
441 input-enable;
442 bias-high-impedance;
443 /* Let's use channel 5 */
444 qcom,amux-route = <PMIC_MPP_AMUX_ROUTE_CH5>;
445 power-source = <PM8058_GPIO_S3>;
446 };
447 };
448};
449
450&rpm {
451 /*
452 * Set up of the PMIC RPM regulators for this board
453 * PM8901 supplies "preliminary regulators" whatever
454 * that means
455 */
456 pm8901-regulators {
457 vdd_l0-supply = <&pm8901_s4>;
458 vdd_l1-supply = <&vph>;
459 vdd_l2-supply = <&vph>;
460 vdd_l3-supply = <&vph>;
461 vdd_l4-supply = <&vph>;
462 vdd_l5-supply = <&vph>;
463 vdd_l6-supply = <&vph>;
464 /* vdd_s0-supply, vdd_s1-supply: SAW regulators */
465 vdd_s2-supply = <&vph>;
466 vdd_s3-supply = <&vph>;
467 vdd_s4-supply = <&vph>;
468 lvs0_in-supply = <&pm8058_s3>;
469 lvs1_in-supply = <&pm8901_s4>;
470 lvs2_in-supply = <&pm8058_l0>;
471 lvs3_in-supply = <&pm8058_s2>;
472 mvs_in-supply = <&pm8058_s3>;
473
474 l0 {
475 regulator-min-microvolt = <1200000>;
476 regulator-max-microvolt = <1200000>;
477 bias-pull-down;
478 };
479 l1 {
480 regulator-min-microvolt = <3300000>;
481 regulator-max-microvolt = <3300000>;
482 bias-pull-down;
483 };
484 l2 {
485 /* TMA340 requires strictly 3.3V */
486 regulator-min-microvolt = <3300000>;
487 regulator-max-microvolt = <3300000>;
488 bias-pull-down;
489 };
490 l3 {
491 regulator-min-microvolt = <3300000>;
492 regulator-max-microvolt = <3300000>;
493 bias-pull-down;
494 };
495 l4 {
496 regulator-min-microvolt = <2600000>;
497 regulator-max-microvolt = <2600000>;
498 bias-pull-down;
499 };
500 l5 {
501 regulator-min-microvolt = <2850000>;
502 regulator-max-microvolt = <2850000>;
503 bias-pull-down;
504 };
505 l6 {
506 regulator-min-microvolt = <2200000>;
507 regulator-max-microvolt = <2200000>;
508 bias-pull-down;
509 };
510
511 /* s0 and s1 are SAW regulators controlled over SPM */
512 s2 {
513 regulator-min-microvolt = <1300000>;
514 regulator-max-microvolt = <1300000>;
515 qcom,switch-mode-frequency = <1600000>;
516 bias-pull-down;
517 };
518 s3 {
519 regulator-min-microvolt = <1100000>;
520 regulator-max-microvolt = <1100000>;
521 qcom,switch-mode-frequency = <1600000>;
522 bias-pull-down;
523 };
524 s4 {
525 regulator-min-microvolt = <1225000>;
526 regulator-max-microvolt = <1225000>;
527 qcom,switch-mode-frequency = <1600000>;
528 bias-pull-down;
529 };
530
531 /* LVS0 thru 3 and mvs are just switches */
532 lvs0 {
533 regulator-always-on;
534 };
535 lvs1 { };
536 lvs2 { };
537 lvs3 { };
538 mvs { };
539
540 };
541
542 pm8058-regulators {
543 vdd_l0_l1_lvs-supply = <&pm8058_s3>;
544 vdd_l2_l11_l12-supply = <&vph>;
545 vdd_l3_l4_l5-supply = <&vph>;
546 vdd_l6_l7-supply = <&vph>;
547 vdd_l8-supply = <&vph>;
548 vdd_l9-supply = <&vph>;
549 vdd_l10-supply = <&vph>;
550 vdd_l13_l16-supply = <&pm8058_s4>;
551 vdd_l14_l15-supply = <&vph>;
552 vdd_l17_l18-supply = <&vph>;
553 vdd_l19_l20-supply = <&vph>;
554 vdd_l21-supply = <&pm8058_s3>;
555 vdd_l22-supply = <&pm8058_s3>;
556 vdd_l23_l24_l25-supply = <&pm8058_s3>;
557 vdd_s0-supply = <&vph>;
558 vdd_s1-supply = <&vph>;
559 vdd_s2-supply = <&vph>;
560 vdd_s3-supply = <&vph>;
561 vdd_s4-supply = <&vph>;
562 vdd_ncp-supply = <&vph>;
563
564 l0 {
565 regulator-min-microvolt = <1200000>;
566 regulator-max-microvolt = <1200000>;
567 bias-pull-down;
568 };
569 l1 {
570 regulator-min-microvolt = <1200000>;
571 regulator-max-microvolt = <1200000>;
572 bias-pull-down;
573 };
574 l2 {
575 regulator-min-microvolt = <1800000>;
576 regulator-max-microvolt = <2600000>;
577 bias-pull-down;
578 };
579 l3 {
580 regulator-min-microvolt = <1800000>;
581 regulator-max-microvolt = <1800000>;
582 bias-pull-down;
583 };
584 l4 {
585 regulator-min-microvolt = <2850000>;
586 regulator-max-microvolt = <2850000>;
587 bias-pull-down;
588 };
589 l5 {
590 regulator-min-microvolt = <2850000>;
591 regulator-max-microvolt = <2850000>;
592 bias-pull-down;
593 };
594 l6 {
595 regulator-min-microvolt = <3000000>;
596 regulator-max-microvolt = <3600000>;
597 bias-pull-down;
598 };
599 l7 {
600 regulator-min-microvolt = <1800000>;
601 regulator-max-microvolt = <1800000>;
602 bias-pull-down;
603 };
604 l8 {
605 regulator-min-microvolt = <2900000>;
606 regulator-max-microvolt = <3050000>;
607 bias-pull-down;
608 };
609 l9 {
610 regulator-min-microvolt = <1800000>;
611 regulator-max-microvolt = <1800000>;
612 bias-pull-down;
613 };
614 l10 {
615 regulator-min-microvolt = <2600000>;
616 regulator-max-microvolt = <2600000>;
617 bias-pull-down;
618 };
619 l11 {
620 regulator-min-microvolt = <1500000>;
621 regulator-max-microvolt = <1500000>;
622 bias-pull-down;
623 };
624 l12 {
625 regulator-min-microvolt = <2900000>;
626 regulator-max-microvolt = <2900000>;
627 bias-pull-down;
628 };
629 l13 {
630 regulator-min-microvolt = <2050000>;
631 regulator-max-microvolt = <2050000>;
632 bias-pull-down;
633 };
634 l14 {
635 regulator-min-microvolt = <2850000>;
636 regulator-max-microvolt = <2850000>;
637 };
638 l15 {
639 regulator-min-microvolt = <2850000>;
640 regulator-max-microvolt = <2850000>;
641 bias-pull-down;
642 };
643 l16 {
644 regulator-min-microvolt = <1800000>;
645 regulator-max-microvolt = <1800000>;
646 bias-pull-down;
647 regulator-always-on;
648 };
649 l17 {
650 // 1.5V according to schematic
651 regulator-min-microvolt = <2600000>;
652 regulator-max-microvolt = <2600000>;
653 bias-pull-down;
654 };
655 l18 {
656 regulator-min-microvolt = <2200000>;
657 regulator-max-microvolt = <2200000>;
658 bias-pull-down;
659 };
660 l19 {
661 regulator-min-microvolt = <2500000>;
662 regulator-max-microvolt = <2500000>;
663 bias-pull-down;
664 };
665 l20 {
666 regulator-min-microvolt = <1800000>;
667 regulator-max-microvolt = <1800000>;
668 bias-pull-down;
669 };
670 l21 {
671 // 1.1 V according to schematic
672 regulator-min-microvolt = <1200000>;
673 regulator-max-microvolt = <1200000>;
674 bias-pull-down;
675 regulator-always-on;
676 };
677 l22 {
678 // 1.2 V according to schematic
679 regulator-min-microvolt = <1150000>;
680 regulator-max-microvolt = <1150000>;
681 bias-pull-down;
682 };
683 l23 {
684 // Unused
685 regulator-min-microvolt = <1200000>;
686 regulator-max-microvolt = <1200000>;
687 bias-pull-down;
688 };
689 l24 {
690 // Unused
691 regulator-min-microvolt = <1200000>;
692 regulator-max-microvolt = <1200000>;
693 bias-pull-down;
694 };
695 l25 {
696 regulator-min-microvolt = <1200000>;
697 regulator-max-microvolt = <1200000>;
698 bias-pull-down;
699 };
700
701 s0 {
702 // regulator-min-microvolt = <500000>;
703 // regulator-max-microvolt = <1325000>;
704 regulator-min-microvolt = <1100000>;
705 regulator-max-microvolt = <1100000>;
706 qcom,switch-mode-frequency = <1600000>;
707 bias-pull-down;
708 };
709 s1 {
710 // regulator-min-microvolt = <500000>;
711 // regulator-max-microvolt = <1250000>;
712 regulator-min-microvolt = <1100000>;
713 regulator-max-microvolt = <1100000>;
714 qcom,switch-mode-frequency = <1600000>;
715 bias-pull-down;
716 };
717 s2 {
718 // 1.3 V according to schematic
719 regulator-min-microvolt = <1200000>;
720 regulator-max-microvolt = <1400000>;
721 qcom,switch-mode-frequency = <1600000>;
722 bias-pull-down;
723 };
724 s3 {
725 regulator-min-microvolt = <1800000>;
726 regulator-max-microvolt = <1800000>;
727 qcom,switch-mode-frequency = <1600000>;
728 regulator-always-on;
729 bias-pull-down;
730 };
731 s4 {
732 regulator-min-microvolt = <2200000>;
733 regulator-max-microvolt = <2200000>;
734 qcom,switch-mode-frequency = <1600000>;
735 regulator-always-on;
736 bias-pull-down;
737 };
738
739 /* LVS0 and LVS1 are just switches */
740 lvs0 {
741 bias-pull-down;
742 };
743 lvs1 {
744 bias-pull-down;
745 };
746
747 ncp {
748 regulator-min-microvolt = <1800000>;
749 regulator-max-microvolt = <1800000>;
750 qcom,switch-mode-frequency = <1600000>;
751 };
752 };
753};
754
755/* Internal 3.69 GiB eMMC */
756&sdcc1 {
757 pinctrl-names = "default";
758 pinctrl-0 = <&dragon_sdcc1_pins>;
759 vmmc-supply = <&pm8901_l5>;
760 vqmmc-supply = <&pm8901_lvs0>;
761 status = "okay";
762};
763
764/* External micro SD card, directly connected, pulled up to 2.85 V */
765&sdcc3 {
766 /* Enable SSBI GPIO 22 as input, use for card detect */
767 pinctrl-names = "default";
768 pinctrl-0 = <&dragon_sdcc3_pins>, <&dragon_sdcc3_gpios>;
769 cd-gpios = <&pm8058_gpio 22 GPIO_ACTIVE_LOW>;
770 wp-gpios = <&tlmm 110 GPIO_ACTIVE_HIGH>;
771 vmmc-supply = <&pm8058_l14>;
772 status = "okay";
773};
774
775/*
776 * Second external micro SD card, using two TXB104RGYR levelshifters
777 * to lift from 1.8 V to 2.85 V
778 */
779&sdcc5 {
780 /* Enable SSBI GPIO 26 as input, use for card detect */
781 pinctrl-names = "default";
782 pinctrl-0 = <&dragon_sdcc5_pins>, <&dragon_sdcc5_gpios>;
783 cd-gpios = <&pm8058_gpio 26 GPIO_ACTIVE_LOW>;
784 wp-gpios = <&tlmm 106 GPIO_ACTIVE_HIGH>;
785 vmmc-supply = <&pm8058_l14>;
786 vqmmc-supply = <&dragon_vio_txb>;
787 status = "okay";
788};
789
790&tlmm {
791 /* eMMC pins, all 8 data lines connected */
792 dragon_sdcc1_pins: sdcc1-state {
793 clk-pins {
794 pins = "gpio167"; /* SDC1 CLK */
795 function = "sdc1";
796 drive-strength = <16>;
797 bias-disable;
798 };
799 cmd-pins {
800 pins = "gpio168"; /* SDC1 CMD */
801 function = "sdc1";
802 drive-strength = <10>;
803 bias-pull-up;
804 };
805 data-pins {
806 /* SDC1 D0 to D7 */
807 pins = "gpio159", "gpio160", "gpio161", "gpio162",
808 "gpio163", "gpio164", "gpio165", "gpio166";
809 function = "sdc1";
810 drive-strength = <10>;
811 bias-pull-up;
812 };
813 };
814
815 /*
816 * The SDCC3 pins are hardcoded (non-muxable) but need some pin
817 * configuration.
818 */
819 dragon_sdcc3_pins: sdcc3-state {
820 clk-pins {
821 pins = "sdc3_clk";
822 drive-strength = <8>;
823 bias-disable;
824 };
825 cmd-pins {
826 pins = "sdc3_cmd";
827 drive-strength = <8>;
828 bias-pull-up;
829 };
830 data-pins {
831 pins = "sdc3_data";
832 drive-strength = <8>;
833 bias-pull-up;
834 };
835 };
836
837 /* Second SD card slot pins */
838 dragon_sdcc5_pins: sdcc5-state {
839 clk-pins {
840 pins = "gpio97"; /* SDC5 CLK */
841 function = "sdc5";
842 drive-strength = <16>;
843 bias-disable;
844 };
845 cmd-pins {
846 pins = "gpio95"; /* SDC5 CMD */
847 function = "sdc5";
848 drive-strength = <10>;
849 bias-pull-up;
850 };
851 data-pins {
852 /* SDC5 D0 to D3 */
853 pins = "gpio96", "gpio98", "gpio99", "gpio100";
854 function = "sdc5";
855 drive-strength = <10>;
856 bias-pull-up;
857 };
858 };
859
860 dragon_gsbi3_i2c_pins: gsbi3-i2c-state {
861 pins = "gpio43", "gpio44";
862 function = "gsbi3";
863 drive-strength = <8>;
864 /* These have external pull-up 2.2kOhm to 1.8V */
865 bias-disable;
866 };
867
868 dragon_gsbi8_i2c_pins: gsbi8-i2c-state {
869 pins = "gpio64", "gpio65";
870 function = "gsbi8";
871 drive-strength = <16>;
872 /* These have external pull-up 2.2kOhm to 1.8V */
873 bias-disable;
874 };
875
876 dragon_gsbi12_i2c_pins: gsbi12-i2c-state {
877 pins = "gpio115", "gpio116";
878 function = "gsbi12";
879 drive-strength = <16>;
880 /* These have external pull-up 4.7kOhm to 1.8V */
881 bias-disable;
882 };
883
884 /* Primary serial port uart 0 pins */
885 dragon_gsbi12_serial_pins: gsbi12-serial-state {
886 tx-pins {
887 pins = "gpio117";
888 function = "gsbi12";
889 drive-strength = <8>;
890 bias-disable;
891 };
892 rx-pins {
893 pins = "gpio118";
894 function = "gsbi12";
895 drive-strength = <2>;
896 bias-pull-up;
897 };
898 };
899
900 dragon_ebi2_pins: ebi2-state {
901 /*
902 * Pins used by EBI2 on the Dragonboard, actually only
903 * CS2 is used by a real peripheral. CS0 is just
904 * routed to a test point.
905 */
906 mux0-pins {
907 pins =
908 /* "gpio39", CS1A_N this is not good to mux */
909 "gpio40", /* CS2A_N */
910 "gpio134"; /* CS0_N testpoint TP29 */
911 function = "ebi2cs";
912 };
913 mux1-pins {
914 pins =
915 /* EBI2_ADDR_7 downto EBI2_ADDR_0 address bus */
916 "gpio123", "gpio124", "gpio125", "gpio126",
917 "gpio127", "gpio128", "gpio129", "gpio130",
918 /* EBI2_DATA_15 downto EBI2_DATA_0 data bus */
919 "gpio135", "gpio136", "gpio137", "gpio138",
920 "gpio139", "gpio140", "gpio141", "gpio142",
921 "gpio143", "gpio144", "gpio145", "gpio146",
922 "gpio147", "gpio148", "gpio149", "gpio150",
923 "gpio151", /* EBI2_OE_N */
924 "gpio153", /* EBI2_ADV */
925 "gpio157"; /* EBI2_WE_N */
926 function = "ebi2";
927 };
928 };
929
930 /* Interrupt line for the KXSD9 accelerometer */
931 dragon_kxsd9_gpios: kxsd9-state {
932 pins = "gpio57"; /* IRQ line */
933 function = "gpio";
934 bias-pull-up;
935 };
936
937 dragon_tma340_gpios: tma340-state {
938 reset-pins {
939 /* RESET line, TS_ATTN, WAKE_CTP */
940 pins = "gpio58";
941 function = "gpio";
942 drive-strength = <6>;
943 bias-disable;
944 };
945 irq-pins {
946 pins = "gpio61"; /* IRQ line */
947 function = "gpio";
948 drive-strength = <2>;
949 bias-pull-up;
950 };
951 };
952};
953
954&xoadc {
955 /* Reference voltage 2.2 V */
956 xoadc-ref-supply = <&pm8058_l18>;
957
958 /* Board-specific channels */
959 mpp5@5 {
960 /* Connected to AOUT of ALS sensor */
961 reg = <0x00 0x05>;
962 };
963 mpp6@6 {
964 /* Connected to test point TP43 */
965 reg = <0x00 0x06>;
966 };
967 mpp7@7 {
968 /* Connected to battery thermistor */
969 reg = <0x00 0x07>;
970 };
971 mpp8@8 {
972 /* Connected to battery ID detector */
973 reg = <0x00 0x08>;
974 };
975 mpp9@9 {
976 /* Connected to XO thermistor */
977 reg = <0x00 0x09>;
978 };
979};