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1// SPDX-License-Identifier: GPL-2.0
2/*
3 * Device tree for the Tolino Shine 2 HD ebook reader
4 *
5 * Name on mainboard is: 37NB-E60QF0+4A2 or 37NB-E60QF0+4A3
6 * Serials start with: E60QF2
7 *
8 * Copyright 2020 Andreas Kemnade
9 */
10
11/dts-v1/;
12
13#include <dt-bindings/input/input.h>
14#include <dt-bindings/gpio/gpio.h>
15#include "imx6sl.dtsi"
16
17/ {
18 model = "Tolino Shine 2 HD";
19 compatible = "kobo,tolino-shine2hd", "fsl,imx6sl";
20
21 chosen {
22 stdout-path = &uart1;
23 };
24
25 gpio_keys: gpio-keys {
26 compatible = "gpio-keys";
27 pinctrl-names = "default";
28 pinctrl-0 = <&pinctrl_gpio_keys>;
29
30 cover {
31 label = "Cover";
32 gpios = <&gpio5 12 GPIO_ACTIVE_LOW>;
33 linux,code = <SW_LID>;
34 linux,input-type = <EV_SW>;
35 wakeup-source;
36 };
37
38 fl {
39 label = "Frontlight";
40 gpios = <&gpio3 26 GPIO_ACTIVE_LOW>;
41 linux,code = <KEY_BRIGHTNESS_CYCLE>;
42 };
43
44 home {
45 label = "Home";
46 gpios = <&gpio3 25 GPIO_ACTIVE_LOW>;
47 linux,code = <KEY_HOME>;
48 };
49
50 power {
51 label = "Power";
52 gpios = <&gpio5 8 GPIO_ACTIVE_LOW>;
53 linux,code = <KEY_POWER>;
54 wakeup-source;
55 };
56 };
57
58 leds: leds {
59 compatible = "gpio-leds";
60 pinctrl-names = "default";
61 pinctrl-0 = <&pinctrl_led>;
62
63 on {
64 label = "tolinoshine2hd:white:on";
65 gpios = <&gpio5 13 GPIO_ACTIVE_LOW>;
66 linux,default-trigger = "timer";
67 };
68 };
69
70 memory@80000000 {
71 device_type = "memory";
72 reg = <0x80000000 0x20000000>;
73 };
74
75 reg_wifi: regulator-wifi {
76 compatible = "regulator-fixed";
77 pinctrl-names = "default";
78 pinctrl-0 = <&pinctrl_wifi_power>;
79 regulator-name = "SD3_SPWR";
80 regulator-min-microvolt = <3000000>;
81 regulator-max-microvolt = <3000000>;
82 gpio = <&gpio4 29 GPIO_ACTIVE_LOW>;
83 };
84
85 wifi_pwrseq: wifi_pwrseq {
86 compatible = "mmc-pwrseq-simple";
87 pinctrl-names = "default";
88 pinctrl-0 = <&pinctrl_wifi_reset>;
89 post-power-on-delay-ms = <20>;
90 reset-gpios = <&gpio5 0 GPIO_ACTIVE_LOW>;
91 };
92};
93
94&i2c1 {
95 pinctrl-names = "default","sleep";
96 pinctrl-0 = <&pinctrl_i2c1>;
97 pinctrl-1 = <&pinctrl_i2c1_sleep>;
98 status = "okay";
99
100 ec: embedded-controller@43 {
101 compatible = "netronix,ntxec";
102 reg = <0x43>;
103 #pwm-cells = <2>;
104 };
105};
106
107&i2c2 {
108 pinctrl-names = "default","sleep";
109 pinctrl-0 = <&pinctrl_i2c2>;
110 pinctrl-1 = <&pinctrl_i2c2_sleep>;
111 clock-frequency = <100000>;
112 status = "okay";
113
114 zforce: touchscreen@50 {
115 compatible = "neonode,zforce";
116 pinctrl-names = "default";
117 pinctrl-0 = <&pinctrl_zforce>;
118 reg = <0x50>;
119 interrupt-parent = <&gpio5>;
120 interrupts = <6 IRQ_TYPE_EDGE_FALLING>;
121 vdd-supply = <&ldo1_reg>;
122 reset-gpios = <&gpio5 9 GPIO_ACTIVE_LOW>;
123 x-size = <1072>;
124 y-size = <1448>;
125 };
126
127 /* TODO: TPS65185 PMIC for E Ink at 0x68 */
128
129};
130
131&i2c3 {
132 pinctrl-names = "default";
133 pinctrl-0 = <&pinctrl_i2c3>;
134 clock-frequency = <400000>;
135 status = "okay";
136
137 ricoh619: pmic@32 {
138 compatible = "ricoh,rc5t619";
139 pinctrl-names = "default";
140 pinctrl-0 = <&pinctrl_ricoh_gpio>;
141 reg = <0x32>;
142 interrupt-parent = <&gpio5>;
143 interrupts = <11 IRQ_TYPE_EDGE_FALLING>;
144 system-power-controller;
145
146 regulators {
147 dcdc1_reg: DCDC1 {
148 regulator-name = "DCDC1";
149 regulator-min-microvolt = <300000>;
150 regulator-max-microvolt = <1875000>;
151 regulator-always-on;
152 regulator-boot-on;
153
154 regulator-state-mem {
155 regulator-on-in-suspend;
156 regulator-suspend-max-microvolt = <900000>;
157 regulator-suspend-min-microvolt = <900000>;
158 };
159 };
160
161 /* Core3_3V3 */
162 dcdc2_reg: DCDC2 {
163 regulator-name = "DCDC2";
164 regulator-always-on;
165 regulator-boot-on;
166
167 regulator-state-mem {
168 regulator-on-in-suspend;
169 regulator-suspend-max-microvolt = <3100000>;
170 regulator-suspend-min-microvolt = <3100000>;
171 };
172 };
173
174 dcdc3_reg: DCDC3 {
175 regulator-name = "DCDC3";
176 regulator-min-microvolt = <300000>;
177 regulator-max-microvolt = <1875000>;
178 regulator-always-on;
179 regulator-boot-on;
180
181 regulator-state-mem {
182 regulator-on-in-suspend;
183 regulator-suspend-max-microvolt = <1140000>;
184 regulator-suspend-min-microvolt = <1140000>;
185 };
186 };
187
188 /* Core4_1V2 */
189 dcdc4_reg: DCDC4 {
190 regulator-name = "DCDC4";
191 regulator-min-microvolt = <1200000>;
192 regulator-max-microvolt = <1200000>;
193 regulator-always-on;
194 regulator-boot-on;
195
196 regulator-state-mem {
197 regulator-on-in-suspend;
198 regulator-suspend-max-microvolt = <1140000>;
199 regulator-suspend-min-microvolt = <1140000>;
200 };
201 };
202
203 /* Core4_1V8 */
204 dcdc5_reg: DCDC5 {
205 regulator-name = "DCDC5";
206 regulator-min-microvolt = <1800000>;
207 regulator-max-microvolt = <1800000>;
208 regulator-always-on;
209 regulator-boot-on;
210
211 regulator-state-mem {
212 regulator-on-in-suspend;
213 regulator-suspend-max-microvolt = <1700000>;
214 regulator-suspend-min-microvolt = <1700000>;
215 };
216 };
217
218 /* IR_3V3 */
219 ldo1_reg: LDO1 {
220 regulator-name = "LDO1";
221 regulator-boot-on;
222 };
223
224 /* Core1_3V3 */
225 ldo2_reg: LDO2 {
226 regulator-name = "LDO2";
227 regulator-always-on;
228 regulator-boot-on;
229
230 regulator-state-mem {
231 regulator-on-in-suspend;
232 regulator-suspend-max-microvolt = <3000000>;
233 regulator-suspend-min-microvolt = <3000000>;
234 };
235 };
236
237 /* Core5_1V2 */
238 ldo3_reg: LDO3 {
239 regulator-name = "LDO3";
240 regulator-always-on;
241 regulator-boot-on;
242 };
243
244 ldo4_reg: LDO4 {
245 regulator-name = "LDO4";
246 regulator-boot-on;
247 };
248
249 /* SPD_3V3 */
250 ldo5_reg: LDO5 {
251 regulator-name = "LDO5";
252 regulator-always-on;
253 regulator-boot-on;
254 };
255
256 /* DDR_0V6 */
257 ldo6_reg: LDO6 {
258 regulator-name = "LDO6";
259 regulator-always-on;
260 regulator-boot-on;
261 };
262
263 /* VDD_PWM */
264 ldo7_reg: LDO7 {
265 regulator-name = "LDO7";
266 regulator-always-on;
267 regulator-boot-on;
268 };
269
270 /* ldo_1v8 */
271 ldo8_reg: LDO8 {
272 regulator-name = "LDO8";
273 regulator-min-microvolt = <1800000>;
274 regulator-max-microvolt = <1800000>;
275 regulator-always-on;
276 regulator-boot-on;
277 };
278
279 ldo9_reg: LDO9 {
280 regulator-name = "LDO9";
281 regulator-boot-on;
282 };
283
284 ldo10_reg: LDO10 {
285 regulator-name = "LDO10";
286 regulator-boot-on;
287 };
288
289 ldortc1_reg: LDORTC1 {
290 regulator-name = "LDORTC1";
291 regulator-always-on;
292 regulator-boot-on;
293 };
294 };
295 };
296};
297
298&iomuxc {
299 pinctrl-names = "default";
300 pinctrl-0 = <&pinctrl_hog>;
301
302 pinctrl_gpio_keys: gpio-keysgrp {
303 fsl,pins = <
304 MX6SL_PAD_SD1_DAT1__GPIO5_IO08 0x17059
305 MX6SL_PAD_SD1_DAT4__GPIO5_IO12 0x17059
306 MX6SL_PAD_KEY_COL1__GPIO3_IO26 0x17059
307 MX6SL_PAD_KEY_ROW0__GPIO3_IO25 0x17059
308 >;
309 };
310
311 pinctrl_hog: hoggrp {
312 fsl,pins = <
313 MX6SL_PAD_LCD_DAT0__GPIO2_IO20 0x79
314 MX6SL_PAD_LCD_DAT1__GPIO2_IO21 0x79
315 MX6SL_PAD_LCD_DAT2__GPIO2_IO22 0x79
316 MX6SL_PAD_LCD_DAT3__GPIO2_IO23 0x79
317 MX6SL_PAD_LCD_DAT4__GPIO2_IO24 0x79
318 MX6SL_PAD_LCD_DAT5__GPIO2_IO25 0x79
319 MX6SL_PAD_LCD_DAT6__GPIO2_IO26 0x79
320 MX6SL_PAD_LCD_DAT7__GPIO2_IO27 0x79
321 MX6SL_PAD_LCD_DAT8__GPIO2_IO28 0x79
322 MX6SL_PAD_LCD_DAT9__GPIO2_IO29 0x79
323 MX6SL_PAD_LCD_DAT10__GPIO2_IO30 0x79
324 MX6SL_PAD_LCD_DAT11__GPIO2_IO31 0x79
325 MX6SL_PAD_LCD_DAT12__GPIO3_IO00 0x79
326 MX6SL_PAD_LCD_DAT13__GPIO3_IO01 0x79
327 MX6SL_PAD_LCD_DAT14__GPIO3_IO02 0x79
328 MX6SL_PAD_LCD_DAT15__GPIO3_IO03 0x79
329 MX6SL_PAD_LCD_DAT16__GPIO3_IO04 0x79
330 MX6SL_PAD_LCD_DAT17__GPIO3_IO05 0x79
331 MX6SL_PAD_LCD_DAT18__GPIO3_IO06 0x79
332 MX6SL_PAD_LCD_DAT19__GPIO3_IO07 0x79
333 MX6SL_PAD_LCD_DAT20__GPIO3_IO08 0x79
334 MX6SL_PAD_LCD_DAT21__GPIO3_IO09 0x79
335 MX6SL_PAD_LCD_DAT22__GPIO3_IO10 0x79
336 MX6SL_PAD_LCD_DAT23__GPIO3_IO11 0x79
337 MX6SL_PAD_LCD_CLK__GPIO2_IO15 0x79
338 MX6SL_PAD_LCD_ENABLE__GPIO2_IO16 0x79
339 MX6SL_PAD_LCD_HSYNC__GPIO2_IO17 0x79
340 MX6SL_PAD_LCD_VSYNC__GPIO2_IO18 0x79
341 MX6SL_PAD_LCD_RESET__GPIO2_IO19 0x79
342 MX6SL_PAD_KEY_COL3__GPIO3_IO30 0x79
343 MX6SL_PAD_KEY_ROW7__GPIO4_IO07 0x79
344 MX6SL_PAD_ECSPI2_MOSI__GPIO4_IO13 0x79
345 MX6SL_PAD_KEY_COL5__GPIO4_IO02 0x79
346 >;
347 };
348
349 pinctrl_i2c1: i2c1grp {
350 fsl,pins = <
351 MX6SL_PAD_I2C1_SCL__I2C1_SCL 0x4001f8b1
352 MX6SL_PAD_I2C1_SDA__I2C1_SDA 0x4001f8b1
353 >;
354 };
355
356 pinctrl_i2c1_sleep: i2c1grp-sleep {
357 fsl,pins = <
358 MX6SL_PAD_I2C1_SCL__I2C1_SCL 0x400108b1
359 MX6SL_PAD_I2C1_SDA__I2C1_SDA 0x400108b1
360 >;
361 };
362
363 pinctrl_i2c2: i2c2grp {
364 fsl,pins = <
365 MX6SL_PAD_I2C2_SCL__I2C2_SCL 0x4001f8b1
366 MX6SL_PAD_I2C2_SDA__I2C2_SDA 0x4001f8b1
367 >;
368 };
369
370 pinctrl_i2c2_sleep: i2c2grp-sleep {
371 fsl,pins = <
372 MX6SL_PAD_I2C2_SCL__I2C2_SCL 0x400108b1
373 MX6SL_PAD_I2C2_SDA__I2C2_SDA 0x400108b1
374 >;
375 };
376
377 pinctrl_i2c3: i2c3grp {
378 fsl,pins = <
379 MX6SL_PAD_REF_CLK_24M__I2C3_SCL 0x4001f8b1
380 MX6SL_PAD_REF_CLK_32K__I2C3_SDA 0x4001f8b1
381 >;
382 };
383
384 pinctrl_led: ledgrp {
385 fsl,pins = <
386 MX6SL_PAD_SD1_DAT2__GPIO5_IO13 0x17059
387 >;
388 };
389
390 pinctrl_ricoh_gpio: ricoh_gpiogrp {
391 fsl,pins = <
392 MX6SL_PAD_SD1_CLK__GPIO5_IO15 0x1b8b1 /* ricoh619 chg */
393 MX6SL_PAD_SD1_DAT0__GPIO5_IO11 0x1b8b1 /* ricoh619 irq */
394 MX6SL_PAD_KEY_COL2__GPIO3_IO28 0x1b8b1 /* ricoh619 bat_low_int */
395 >;
396 };
397
398 pinctrl_uart1: uart1grp {
399 fsl,pins = <
400 MX6SL_PAD_UART1_TXD__UART1_TX_DATA 0x1b0b1
401 MX6SL_PAD_UART1_RXD__UART1_RX_DATA 0x1b0b1
402 >;
403 };
404
405 pinctrl_uart4: uart4grp {
406 fsl,pins = <
407 MX6SL_PAD_KEY_ROW6__UART4_TX_DATA 0x1b0b1
408 MX6SL_PAD_KEY_COL6__UART4_RX_DATA 0x1b0b1
409 >;
410 };
411
412 pinctrl_usbotg1: usbotg1grp {
413 fsl,pins = <
414 MX6SL_PAD_EPDC_PWRCOM__USB_OTG1_ID 0x17059
415 >;
416 };
417
418 pinctrl_usdhc2: usdhc2grp {
419 fsl,pins = <
420 MX6SL_PAD_SD2_CMD__SD2_CMD 0x17059
421 MX6SL_PAD_SD2_CLK__SD2_CLK 0x13059
422 MX6SL_PAD_SD2_DAT0__SD2_DATA0 0x17059
423 MX6SL_PAD_SD2_DAT1__SD2_DATA1 0x17059
424 MX6SL_PAD_SD2_DAT2__SD2_DATA2 0x17059
425 MX6SL_PAD_SD2_DAT3__SD2_DATA3 0x17059
426 >;
427 };
428
429 pinctrl_usdhc2_100mhz: usdhc2grp-100mhz {
430 fsl,pins = <
431 MX6SL_PAD_SD2_CMD__SD2_CMD 0x170b9
432 MX6SL_PAD_SD2_CLK__SD2_CLK 0x130b9
433 MX6SL_PAD_SD2_DAT0__SD2_DATA0 0x170b9
434 MX6SL_PAD_SD2_DAT1__SD2_DATA1 0x170b9
435 MX6SL_PAD_SD2_DAT2__SD2_DATA2 0x170b9
436 MX6SL_PAD_SD2_DAT3__SD2_DATA3 0x170b9
437 >;
438 };
439
440 pinctrl_usdhc2_200mhz: usdhc2grp-200mhz {
441 fsl,pins = <
442 MX6SL_PAD_SD2_CMD__SD2_CMD 0x170f9
443 MX6SL_PAD_SD2_CLK__SD2_CLK 0x130f9
444 MX6SL_PAD_SD2_DAT0__SD2_DATA0 0x170f9
445 MX6SL_PAD_SD2_DAT1__SD2_DATA1 0x170f9
446 MX6SL_PAD_SD2_DAT2__SD2_DATA2 0x170f9
447 MX6SL_PAD_SD2_DAT3__SD2_DATA3 0x170f9
448 >;
449 };
450
451 pinctrl_usdhc2_sleep: usdhc2grp-sleep {
452 fsl,pins = <
453 MX6SL_PAD_SD2_CMD__GPIO5_IO04 0x100f9
454 MX6SL_PAD_SD2_CLK__GPIO5_IO05 0x100f9
455 MX6SL_PAD_SD2_DAT0__GPIO5_IO01 0x100f9
456 MX6SL_PAD_SD2_DAT1__GPIO4_IO30 0x100f9
457 MX6SL_PAD_SD2_DAT2__GPIO5_IO03 0x100f9
458 MX6SL_PAD_SD2_DAT3__GPIO4_IO28 0x100f9
459 >;
460 };
461
462 pinctrl_usdhc3: usdhc3grp {
463 fsl,pins = <
464 MX6SL_PAD_SD3_CMD__SD3_CMD 0x11059
465 MX6SL_PAD_SD3_CLK__SD3_CLK 0x11059
466 MX6SL_PAD_SD3_DAT0__SD3_DATA0 0x11059
467 MX6SL_PAD_SD3_DAT1__SD3_DATA1 0x11059
468 MX6SL_PAD_SD3_DAT2__SD3_DATA2 0x11059
469 MX6SL_PAD_SD3_DAT3__SD3_DATA3 0x11059
470 >;
471 };
472
473 pinctrl_usdhc3_100mhz: usdhc3grp-100mhz {
474 fsl,pins = <
475 MX6SL_PAD_SD3_CMD__SD3_CMD 0x170b9
476 MX6SL_PAD_SD3_CLK__SD3_CLK 0x170b9
477 MX6SL_PAD_SD3_DAT0__SD3_DATA0 0x170b9
478 MX6SL_PAD_SD3_DAT1__SD3_DATA1 0x170b9
479 MX6SL_PAD_SD3_DAT2__SD3_DATA2 0x170b9
480 MX6SL_PAD_SD3_DAT3__SD3_DATA3 0x170b9
481 >;
482 };
483
484 pinctrl_usdhc3_200mhz: usdhc3grp-200mhz {
485 fsl,pins = <
486 MX6SL_PAD_SD3_CMD__SD3_CMD 0x170f9
487 MX6SL_PAD_SD3_CLK__SD3_CLK 0x170f9
488 MX6SL_PAD_SD3_DAT0__SD3_DATA0 0x170f9
489 MX6SL_PAD_SD3_DAT1__SD3_DATA1 0x170f9
490 MX6SL_PAD_SD3_DAT2__SD3_DATA2 0x170f9
491 MX6SL_PAD_SD3_DAT3__SD3_DATA3 0x170f9
492 >;
493 };
494
495 pinctrl_usdhc3_sleep: usdhc3grp-sleep {
496 fsl,pins = <
497 MX6SL_PAD_SD3_CMD__GPIO5_IO21 0x100c1
498 MX6SL_PAD_SD3_CLK__GPIO5_IO18 0x100c1
499 MX6SL_PAD_SD3_DAT0__GPIO5_IO19 0x100c1
500 MX6SL_PAD_SD3_DAT1__GPIO5_IO20 0x100c1
501 MX6SL_PAD_SD3_DAT2__GPIO5_IO16 0x100c1
502 MX6SL_PAD_SD3_DAT3__GPIO5_IO17 0x100c1
503 >;
504 };
505
506 pinctrl_wifi_power: wifi-powergrp {
507 fsl,pins = <
508 MX6SL_PAD_SD2_DAT6__GPIO4_IO29 0x10059 /* WIFI_3V3_ON */
509 >;
510 };
511
512 pinctrl_wifi_reset: wifi-resetgrp {
513 fsl,pins = <
514 MX6SL_PAD_SD2_DAT7__GPIO5_IO00 0x10059 /* WIFI_RST */
515 >;
516 };
517
518 pinctrl_zforce: zforcegrp {
519 fsl,pins = <
520 MX6SL_PAD_SD1_DAT3__GPIO5_IO06 0x17059 /* TP_INT */
521 MX6SL_PAD_SD1_DAT5__GPIO5_IO09 0x10059 /* TP_RST */
522 >;
523 };
524};
525
526®_vdd1p1 {
527 vin-supply = <&dcdc2_reg>;
528};
529
530®_vdd2p5 {
531 vin-supply = <&dcdc2_reg>;
532};
533
534®_arm {
535 vin-supply = <&dcdc3_reg>;
536};
537
538®_soc {
539 vin-supply = <&dcdc1_reg>;
540};
541
542®_pu {
543 vin-supply = <&dcdc1_reg>;
544};
545
546&snvs_rtc {
547 /*
548 * We are using the RTC in the PMIC, but this one is not disabled
549 * in imx6sl.dtsi.
550 */
551 status = "disabled";
552};
553
554&uart1 {
555 /* J4, through-holes */
556 pinctrl-names = "default";
557 pinctrl-0 = <&pinctrl_uart1>;
558 status = "okay";
559};
560
561&uart4 {
562 /* TP198, next to J4, SMD pads */
563 pinctrl-names = "default";
564 pinctrl-0 = <&pinctrl_uart4>;
565 status = "okay";
566};
567
568&usdhc2 {
569 pinctrl-names = "default", "state_100mhz", "state_200mhz", "sleep";
570 pinctrl-0 = <&pinctrl_usdhc2>;
571 pinctrl-1 = <&pinctrl_usdhc2_100mhz>;
572 pinctrl-2 = <&pinctrl_usdhc2_200mhz>;
573 pinctrl-3 = <&pinctrl_usdhc2_sleep>;
574 non-removable;
575 status = "okay";
576
577 /* internal uSD card */
578};
579
580&usdhc3 {
581 pinctrl-names = "default", "state_100mhz", "state_200mhz", "sleep";
582 pinctrl-0 = <&pinctrl_usdhc3>;
583 pinctrl-1 = <&pinctrl_usdhc3_100mhz>;
584 pinctrl-2 = <&pinctrl_usdhc3_200mhz>;
585 pinctrl-3 = <&pinctrl_usdhc3_sleep>;
586 vmmc-supply = <®_wifi>;
587 mmc-pwrseq = <&wifi_pwrseq>;
588 cap-power-off-card;
589 non-removable;
590 status = "okay";
591
592 /*
593 * 37NB-E60QF0+4A2: CyberTan WC121 (BCM43362) SDIO WiFi
594 * 37NB-E60QF0+4A3: RTL8189F SDIO WiFi
595 */
596};
597
598&usbotg1 {
599 pinctrl-names = "default";
600 disable-over-current;
601 srp-disable;
602 hnp-disable;
603 adp-disable;
604 status = "okay";
605};