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1// SPDX-License-Identifier: GPL-2.0-only
2/dts-v1/;
3
4#include "ste-db8500.dtsi"
5#include "ste-ab8505.dtsi"
6#include "ste-dbx5x0-pinctrl.dtsi"
7#include <dt-bindings/gpio/gpio.h>
8#include <dt-bindings/leds/common.h>
9#include <dt-bindings/input/input.h>
10#include <dt-bindings/interrupt-controller/irq.h>
11
12/*
13 * Note: This device tree cannot be booted directly with the Samsung bootloader.
14 * You need an intermediate, device-tree compatible bootloader
15 * that locks the L2 cache. Otherwise the kernel will crash after decompression.
16 *
17 * There is a port of (mainline) U-Boot, see
18 * https://wiki.postmarketos.org/wiki/ST-Ericsson_NovaThor_U8500#U-Boot
19 */
20/ {
21 model = "Samsung Galaxy S III mini (GT-I8190)";
22 compatible = "samsung,golden", "st-ericsson,u8500";
23
24 chosen {
25 stdout-path = &serial2;
26 };
27
28 i2c-gpio-0 {
29 compatible = "i2c-gpio";
30 sda-gpios = <&gpio2 14 (GPIO_ACTIVE_HIGH|GPIO_OPEN_DRAIN)>;
31 scl-gpios = <&gpio2 13 (GPIO_ACTIVE_HIGH|GPIO_OPEN_DRAIN)>;
32
33 pinctrl-names = "default";
34 pinctrl-0 = <&i2c_gpio_0_default>;
35
36 #address-cells = <1>;
37 #size-cells = <0>;
38
39 touchkey@20 {
40 compatible = "coreriver,tc360-touchkey";
41 reg = <0x20>;
42 vdd-supply = <&ab8500_ldo_aux4_reg>;
43 vcc-supply = <&ab8500_ldo_aux6_reg>;
44
45 interrupt-parent = <&gpio2>;
46 interrupts = <15 IRQ_TYPE_EDGE_FALLING>;
47
48 pinctrl-names = "default";
49 pinctrl-0 = <&touchkey_default>;
50 linux,keycodes = <KEY_MENU KEY_BACK>;
51 };
52 };
53
54 i2c-gpio-1 {
55 compatible = "i2c-gpio";
56 sda-gpios = <&gpio4 24 (GPIO_ACTIVE_HIGH|GPIO_OPEN_DRAIN)>;
57 scl-gpios = <&gpio4 23 (GPIO_ACTIVE_HIGH|GPIO_OPEN_DRAIN)>;
58
59 pinctrl-names = "default";
60 pinctrl-0 = <&i2c_gpio_1_default>;
61
62 #address-cells = <1>;
63 #size-cells = <0>;
64
65 magnetometer@c {
66 compatible = "alps,hscdtd008a";
67 reg = <0x0c>;
68
69 avdd-supply = <&ab8500_ldo_aux1_reg>;
70 dvdd-supply = <&ab8500_ldo_aux8_reg>;
71 };
72 };
73
74 soc {
75 /* External Micro SD card slot */
76 mmc@80126000 {
77 status = "okay";
78
79 arm,primecell-periphid = <0x10480180>;
80 max-frequency = <100000000>;
81 bus-width = <4>;
82
83 non-removable;
84 /*
85 * Unfortunately, there is no way to enable the UHS
86 * modes due to a limitation of the SD level translator:
87 * It will either translate to 2.9V or disconnect the
88 * DATA lines, so switching to 1.8V signal voltage fails.
89 */
90 cap-sd-highspeed;
91 cap-mmc-highspeed;
92 st,sig-pin-fbclk;
93 full-pwr-cycle;
94
95 vmmc-supply = <&ab8500_ldo_aux3_reg>;
96 vqmmc-supply = <&sd_level_translator>;
97
98 pinctrl-names = "default", "sleep";
99 pinctrl-0 = <&mc0_a_2_default>;
100 pinctrl-1 = <&mc0_a_2_sleep>;
101 };
102
103 /* WLAN SDIO */
104 mmc@80118000 {
105 status = "okay";
106
107 arm,primecell-periphid = <0x10480180>;
108 max-frequency = <50000000>;
109 bus-width = <4>;
110
111 non-removable;
112 cap-sd-highspeed;
113
114 vmmc-supply = <&wl_reg_on>;
115
116 pinctrl-names = "default", "sleep";
117 pinctrl-0 = <&mc1_a_2_default>;
118 pinctrl-1 = <&mc1_a_2_sleep>;
119
120 #address-cells = <1>;
121 #size-cells = <0>;
122
123 wifi@1 {
124 compatible = "brcm,bcm4334-fmac", "brcm,bcm4329-fmac";
125 reg = <1>;
126
127 /* GPIO216 (WLAN_HOST_WAKE) */
128 interrupt-parent = <&gpio6>;
129 interrupts = <24 IRQ_TYPE_EDGE_FALLING>;
130 interrupt-names = "host-wake";
131
132 pinctrl-names = "default";
133 pinctrl-0 = <&wlan_default>;
134 };
135 };
136
137 /* eMMC */
138 mmc@80005000 {
139 status = "okay";
140
141 arm,primecell-periphid = <0x10480180>;
142 max-frequency = <100000000>;
143 bus-width = <8>;
144
145 non-removable;
146 cap-mmc-highspeed;
147 mmc-ddr-1_8v;
148
149 vmmc-supply = <&vmem_3v3>;
150
151 pinctrl-names = "default", "sleep";
152 pinctrl-0 = <&mc2_a_1_default>;
153 pinctrl-1 = <&mc2_a_1_sleep>;
154 };
155
156 /* BT UART */
157 uart@80120000 {
158 status = "okay";
159
160 pinctrl-names = "default", "sleep";
161 pinctrl-0 = <&u0_a_1_default>;
162 pinctrl-1 = <&u0_a_1_sleep>;
163
164 bluetooth {
165 /* BCM4334B0 actually */
166 compatible = "brcm,bcm4330-bt";
167 /* GPIO222 (BT_VREG_ON) */
168 shutdown-gpios = <&gpio6 30 GPIO_ACTIVE_HIGH>;
169 /* GPIO199 (BT_WAKE) */
170 device-wakeup-gpios = <&gpio6 7 GPIO_ACTIVE_HIGH>;
171 /* GPIO97 (BT_HOST_WAKE) */
172 host-wakeup-gpios = <&gpio3 1 GPIO_ACTIVE_HIGH>;
173
174 pinctrl-names = "default";
175 pinctrl-0 = <&bluetooth_default>;
176 };
177 };
178
179 /* GPF UART */
180 uart@80121000 {
181 status = "okay";
182
183 pinctrl-names = "default", "sleep";
184 pinctrl-0 = <&u1rxtx_a_1_default &u1ctsrts_a_1_default>;
185 pinctrl-1 = <&u1rxtx_a_1_sleep &u1ctsrts_a_1_sleep>;
186 };
187
188 /* Debugging console UART */
189 uart@80007000 {
190 status = "okay";
191
192 pinctrl-names = "default", "sleep";
193 pinctrl-0 = <&u2rxtx_c_1_default>;
194 pinctrl-1 = <&u2rxtx_c_1_sleep>;
195 };
196
197 i2c@80004000 {
198 status = "okay";
199
200 pinctrl-names = "default", "sleep";
201 pinctrl-0 = <&i2c0_a_1_default>;
202 pinctrl-1 = <&i2c0_a_1_sleep>;
203
204 proximity@44 {
205 compatible = "sharp,gp2ap002s00f";
206 reg = <0x44>;
207
208 /* GPIO146 (PS_INT) */
209 interrupt-parent = <&gpio4>;
210 interrupts = <18 IRQ_TYPE_EDGE_FALLING>;
211
212 vdd-supply = <&ab8500_ldo_aux1_reg>;
213 vio-supply = <&ab8500_ldo_aux8_reg>;
214
215 pinctrl-names = "default";
216 pinctrl-0 = <&proximity_default>;
217
218 sharp,proximity-far-hysteresis = <0x40>;
219 sharp,proximity-close-hysteresis = <0x0f>;
220 };
221 };
222
223 i2c@80128000 {
224 status = "okay";
225
226 pinctrl-names = "default", "sleep";
227 pinctrl-0 = <&i2c2_b_2_default>;
228 pinctrl-1 = <&i2c2_b_2_sleep>;
229
230 imu@68 {
231 compatible = "invensense,mpu6050";
232 reg = <0x68>;
233
234 /* GPIO206 (ACC_INT) */
235 interrupt-parent = <&gpio6>;
236 interrupts = <14 IRQ_TYPE_EDGE_RISING>;
237
238 mount-matrix = "0", "1", "0",
239 "-1", "0", "0",
240 "0", "0", "1";
241
242 vdd-supply = <&ab8500_ldo_aux1_reg>;
243 vddio-supply = <&ab8500_ldo_aux8_reg>;
244
245 pinctrl-names = "default";
246 pinctrl-0 = <&imu_default>;
247 };
248 };
249
250 i2c@80110000 {
251 status = "okay";
252
253 pinctrl-names = "default", "sleep";
254 pinctrl-0 = <&i2c3_c_2_default>;
255 pinctrl-1 = <&i2c3_c_2_sleep>;
256
257 touchscreen@4a {
258 compatible = "atmel,maxtouch";
259 reg = <0x4a>;
260
261 /* GPIO218 (TSP_INT_1V8) */
262 interrupt-parent = <&gpio6>;
263 interrupts = <26 IRQ_TYPE_EDGE_FALLING>;
264
265 /* VDDA is "analog supply", 2.57-3.47 V */
266 vdda-supply = <&ab8500_ldo_aux2_reg>;
267 /* VDD is "digital supply" 1.71-3.47V */
268 vdd-supply = <&ab8500_ldo_aux5_reg>;
269
270 pinctrl-names = "default";
271 pinctrl-0 = <&tsp_default>;
272 };
273 };
274
275 prcmu@80157000 {
276 ab8505 {
277 ab8500_usb {
278 pinctrl-names = "default", "sleep";
279 pinctrl-0 = <&usb_a_1_default>;
280 pinctrl-1 = <&usb_a_1_sleep>;
281 };
282
283 ab8505-regulators {
284 ab8500_ldo_aux1 {
285 regulator-name = "sensor_3v";
286 regulator-min-microvolt = <3000000>;
287 regulator-max-microvolt = <3000000>;
288 };
289
290 ab8500_ldo_aux2 {
291 regulator-name = "vreg_tsp_a3v3";
292 regulator-min-microvolt = <3300000>;
293 regulator-max-microvolt = <3300000>;
294 };
295
296 ab8500_ldo_aux3 {
297 regulator-name = "vdd_tf_2v91";
298 };
299
300 ab8500_ldo_aux4 {
301 regulator-name = "key_led_3.3v";
302 regulator-min-microvolt = <3300000>;
303 regulator-max-microvolt = <3300000>;
304 };
305
306 ab8500_ldo_aux5 {
307 regulator-name = "vreg_tsp_1v8";
308 regulator-min-microvolt = <1800000>;
309 regulator-max-microvolt = <1800000>;
310 };
311
312 ab8500_ldo_aux6 {
313 regulator-name = "touch_key_2.2v";
314 regulator-min-microvolt = <2200000>;
315 regulator-max-microvolt = <2200000>;
316 };
317
318 ab8500_ldo_aux8 {
319 regulator-name = "sensor_1v8";
320 };
321 };
322 };
323 };
324
325 mcde@a0350000 {
326 status = "okay";
327 pinctrl-names = "default";
328 pinctrl-0 = <&dsi_default_mode>;
329
330 dsi@a0351000 {
331 panel@0 {
332 compatible = "samsung,s6e63m0";
333 reg = <0>;
334 max-brightness = <15>;
335 vdd3-supply = <&panel_reg_3v0>;
336 vci-supply = <&panel_reg_1v8>;
337 reset-gpios = <&gpio4 11 GPIO_ACTIVE_LOW>;
338 /* ESD (electrostatic discharge) detection interrupt */
339 interrupt-parent = <&gpio2>;
340 interrupts = <18 IRQ_TYPE_EDGE_RISING>;
341 interrupt-names = "esd";
342 pinctrl-names = "default";
343 pinctrl-0 = <&display_default_mode>;
344 };
345 };
346 };
347 };
348
349 gpio-keys {
350 compatible = "gpio-keys";
351
352 pinctrl-names = "default";
353 pinctrl-0 = <&gpio_keys_default>;
354
355 label = "GPIO Buttons";
356
357 volume-up {
358 label = "Volume Up";
359 /* GPIO67 (VOL_UP) */
360 gpios = <&gpio2 3 GPIO_ACTIVE_LOW>;
361 linux,code = <KEY_VOLUMEUP>;
362 };
363
364 volume-down {
365 label = "Volume Down";
366 /* GPIO92 (VOL_DOWN) */
367 gpios = <&gpio2 28 GPIO_ACTIVE_LOW>;
368 linux,code = <KEY_VOLUMEDOWN>;
369 };
370
371 home {
372 label = "Home";
373 /* GPIO91 (HOME_KEY) */
374 gpios = <&gpio2 27 GPIO_ACTIVE_LOW>;
375 linux,code = <KEY_HOMEPAGE>;
376 };
377 };
378
379 /* Richtek RT8515GQW Flash LED Driver IC */
380 flash {
381 compatible = "richtek,rt8515";
382 /* GPIO 140 */
383 enf-gpios = <&gpio4 12 GPIO_ACTIVE_HIGH>;
384 /* GPIO 141 */
385 ent-gpios = <&gpio4 13 GPIO_ACTIVE_HIGH>;
386 /*
387 * RFS is 16 kOhm and RTS is 100 kOhm giving
388 * the flash max current 343mA and torch max
389 * current 55 mA.
390 */
391 richtek,rfs-ohms = <16000>;
392 richtek,rts-ohms = <100000>;
393 pinctrl-names = "default";
394 pinctrl-0 = <&gpio_flash_default_mode>;
395
396 led {
397 function = LED_FUNCTION_FLASH;
398 color = <LED_COLOR_ID_WHITE>;
399 flash-max-timeout-us = <250000>;
400 flash-max-microamp = <343750>;
401 led-max-microamp = <55000>;
402 };
403 };
404
405 vibrator {
406 compatible = "gpio-vibrator";
407 /* GPIO195 (MOT_EN) */
408 enable-gpios = <&gpio6 3 GPIO_ACTIVE_HIGH>;
409
410 pinctrl-names = "default";
411 pinctrl-0 = <&vibrator_default>;
412 };
413
414 /* External LDO for eMMC */
415 vmem_3v3: regulator-vmem {
416 compatible = "regulator-fixed";
417
418 regulator-name = "vmem_3v3";
419 regulator-min-microvolt = <3300000>;
420 regulator-max-microvolt = <3300000>;
421 regulator-boot-on;
422
423 startup-delay-us = <200>;
424
425 /* GPIO223 (MEM_LDO_EN) */
426 gpio = <&gpio6 31 GPIO_ACTIVE_HIGH>;
427 enable-active-high;
428
429 pinctrl-names = "default";
430 pinctrl-0 = <&mem_ldo_default>;
431 };
432
433 /* TI TXS0206-29 level translator for 2.9 V */
434 sd_level_translator: regulator-sd-level-translator {
435 compatible = "regulator-fixed";
436
437 regulator-name = "sd-level-translator";
438 regulator-min-microvolt = <2900000>;
439 regulator-max-microvolt = <2900000>;
440
441 startup-delay-us = <200>;
442
443 /* GPIO87 (TXS0206-29_EN) */
444 gpios = <&gpio2 23 GPIO_ACTIVE_HIGH>;
445 enable-active-high;
446
447 pinctrl-names = "default";
448 pinctrl-0 = <&sd_level_translator_default>;
449 };
450
451 /*
452 * WL_REG_ON takes WLAN out of reset and enables the internal regulators.
453 * The voltage specified here is only used to determine the OCR mask,
454 * the BCM chip is actually connected directly to VBAT.
455 */
456 wl_reg_on: regulator-wl-reg-on {
457 compatible = "regulator-fixed";
458
459 regulator-name = "wl-reg-on";
460 regulator-min-microvolt = <3000000>;
461 regulator-max-microvolt = <3000000>;
462
463 startup-delay-us = <100000>;
464
465 /* GPIO215 (WLAN_EN) */
466 gpio = <&gpio6 23 GPIO_ACTIVE_HIGH>;
467 enable-active-high;
468
469 pinctrl-names = "default";
470 pinctrl-0 = <&wlan_en_default>;
471 };
472
473 /* MIC5366 GPIO-controlled regulator */
474 panel_reg_1v8: regulator-panel-1v8 {
475 compatible = "regulator-fixed";
476
477 regulator-name = "panel-fixed-supply";
478 regulator-min-microvolt = <1800000>;
479 regulator-max-microvolt = <1800000>;
480 /* GPIO219 */
481 gpio = <&gpio6 27 GPIO_ACTIVE_HIGH>;
482
483 startup-delay-us = <200>;
484 enable-active-high;
485
486 pinctrl-names = "default";
487 pinctrl-0 = <&panel_reg_default_mode>;
488 };
489
490 /* MIC5366 GPIO-controlled regulator */
491 panel_reg_3v0: regulator-panel-3v0 {
492 compatible = "regulator-fixed";
493
494 regulator-name = "panel-fixed-supply";
495 regulator-min-microvolt = <3000000>;
496 regulator-max-microvolt = <3000000>;
497 /* GPIO219 */
498 gpio = <&gpio6 27 GPIO_ACTIVE_HIGH>;
499
500 startup-delay-us = <200>;
501 enable-active-high;
502
503 pinctrl-names = "default";
504 pinctrl-0 = <&panel_reg_default_mode>;
505 };
506};
507
508&pinctrl {
509 gpio-keys {
510 gpio_keys_default: gpio_keys_default {
511 golden_cfg1 {
512 pins = "GPIO67", /* VOL_UP */
513 "GPIO91", /* HOME_KEY */
514 "GPIO92"; /* VOL_DOWN */
515 ste,config = <&gpio_in_pu>;
516 };
517 };
518 };
519
520 i2c-gpio-0 {
521 i2c_gpio_0_default: i2c_gpio_0 {
522 golden_cfg1 {
523 pins = "GPIO77", /* TOUCHKEY_SCL */
524 "GPIO78"; /* TOUCHKEY_SDA */
525 ste,config = <&gpio_in_nopull>;
526 };
527 };
528 };
529
530 flash {
531 gpio_flash_default_mode: flash_default {
532 golden_cfg1 {
533 pins = "GPIO140_B11", "GPIO141_C12";
534 ste,config = <&gpio_out_lo>;
535 };
536 };
537 };
538
539 i2c-gpio-1 {
540 i2c_gpio_1_default: i2c_gpio_1 {
541 golden_cfg1 {
542 pins = "GPIO151", /* COMP_SCL */
543 "GPIO152"; /* COMP_SDA */
544 ste,config = <&gpio_in_nopull>;
545 };
546 };
547 };
548
549 touchkey {
550 touchkey_default: touchkey_default {
551 golden_cfg1 {
552 pins = "GPIO79"; /* TOUCHKEY_INT */
553 ste,config = <&gpio_in_nopull>;
554 };
555 };
556 };
557
558 sdi0 {
559 sd_level_translator_default: sd_level_translator_default {
560 golden_cfg1 {
561 pins = "GPIO87_B3"; /* TXS0206-29_EN */
562 ste,config = <&gpio_out_lo>;
563 };
564 };
565 };
566
567 sdi2 {
568 mem_ldo_default: mem_ldo_default {
569 golden_cfg1 {
570 pins = "GPIO223_AH9"; /* MEM_LDO_EN */
571 ste,config = <&gpio_out_hi>;
572 };
573 };
574 };
575
576 mcde {
577 dsi_default_mode: dsi_default {
578 default_mux1 {
579 /* Mux in VSI0 used for DSI TE */
580 function = "lcd";
581 groups =
582 "lcdvsi0_a_1"; /* VSI0 for LCD */
583 };
584 default_cfg1 {
585 pins =
586 "GPIO68_E1"; /* VSI0 */
587 ste,config = <&in_nopull>;
588 };
589 };
590 };
591
592 display {
593 display_default_mode: display_default {
594 golden_cfg1 {
595 pins = "GPIO139_C9"; /* MIPI_DSI0_RESET_N */
596 ste,config = <&gpio_out_lo>;
597 };
598 golden_cfg2 {
599 pins = "GPIO82_C1"; /* LDI_ESD_DET */
600 ste,config = <&gpio_in_pu>;
601 };
602 };
603 panel_reg_default_mode: panel_reg_default {
604 golden_cfg1 {
605 pins = "GPIO219_AG10"; /* LCD_PWR_EN */
606 ste,config = <&gpio_out_lo>;
607 };
608 };
609 };
610
611 proximity {
612 proximity_default: proximity_default {
613 golden_cfg1 {
614 pins = "GPIO146_D13"; /* PS_INT */
615 ste,config = <&gpio_in_nopull>;
616 };
617 };
618 };
619
620 imu {
621 imu_default: imu_default {
622 golden_cfg1 {
623 pins = "GPIO206_AG24"; /* ACC_INT */
624 ste,config = <&gpio_in_pd>;
625 };
626 };
627 };
628
629 tsp {
630 tsp_default: tsp_default {
631 golden_cfg1 {
632 pins = "GPIO218_AH11"; /* TSP_INT_1V8 */
633 ste,config = <&gpio_in_nopull>;
634 };
635 };
636 };
637
638 wlan {
639 wlan_default: wlan_default {
640 golden_cfg1 {
641 pins = "GPIO216_AG12"; /* WLAN_HOST_WAKE */
642 ste,config = <&gpio_in_pd>;
643 };
644 };
645
646 wlan_en_default: wlan_en_default {
647 golden_cfg1 {
648 pins = "GPIO215_AH13"; /* WLAN_EN */
649 ste,config = <&gpio_out_lo>;
650 };
651 };
652 };
653
654 bluetooth {
655 bluetooth_default: bluetooth_default {
656 golden_cfg1 {
657 pins = "GPIO199_AH23", /* BT_WAKE */
658 "GPIO222_AJ9"; /* BT_VREG_ON */
659 ste,config = <&gpio_out_lo>;
660 };
661 golden_cfg2 {
662 pins = "GPIO97_D9"; /* BT_HOST_WAKE */
663 ste,config = <&gpio_in_nopull>;
664 };
665 };
666 };
667
668 vibrator {
669 vibrator_default: vibrator_default {
670 golden_cfg1 {
671 pins = "GPIO195_AG28"; /* MOT_EN */
672 ste,config = <&gpio_out_lo>;
673 };
674 };
675 };
676};
677
678&ab8505_gpio {
679 /* Hog a few default settings */
680 pinctrl-names = "default";
681 pinctrl-0 = <&gpio_default>;
682
683 gpio {
684 gpio_default: gpio_default {
685 golden_mux {
686 /* Change unused pins to GPIO mode */
687 function = "gpio";
688 groups = "gpio3_a_1", /* default: SysClkReq4 */
689 "gpio14_a_1"; /* default: PWMOut1 */
690 };
691 golden_cfg1 {
692 pins = "GPIO11_B17", "GPIO13_D17", "GPIO50_L4";
693 bias-disable;
694 };
695 };
696 };
697};