1 // SPDX-License-Identifier: GPL-2.0-only
2 /*
3 * Devicetree for the Samsung Galaxy Exhibit S
4 * the "TMO" shall be read "T-Mobile" as this
5 * for T-Mobile in the United States.
6 *
7 * This phone is closely related to the Codina
8 * - No CPU speed cap, full ~1GHz rate
9 * - Different power management IC, AB8505
10 * - As AB8505 has a micro USB phy, no TI TSU6
11 * - Different power routing such as the remov
12 * touchscreen in favor of using the AB8505
13 * - Using a regulator for the key backlight L
14 * - Using the Samsung S6D27A1 panel by defaul
15 * - The panel is using one of the ordinary AB
16 * - WiFi/Bluetooth combi chip upgraded to BCM
17 * - GPIO for backlight control moved from 68
18 */
19
20 /dts-v1/;
21 #include "ste-db8500.dtsi"
22 #include "ste-ab8505.dtsi"
23 #include "ste-dbx5x0-pinctrl.dtsi"
24 #include <dt-bindings/gpio/gpio.h>
25 #include <dt-bindings/leds/common.h>
26 #include <dt-bindings/input/input.h>
27 #include <dt-bindings/interrupt-controller/irq
28
29 / {
30 model = "Samsung Galaxy Exhibit (SGH-T
31 compatible = "samsung,codina-tmo", "st
32
33 chosen {
34 stdout-path = &serial2;
35 };
36
37 battery: battery {
38 compatible = "samsung,eb425161
39 };
40
41 thermal-zones {
42 battery-thermal {
43 /* This zone will be p
44 polling-delay = <0>;
45 polling-delay-passive
46 thermal-sensors = <&ba
47
48 trips {
49 battery-crit-h
50 temper
51 hyster
52 type =
53 };
54 };
55 };
56 };
57
58 bat_therm: thermistor {
59 compatible = "samsung,1404-001
60 io-channels = <&gpadc 0x02>; /
61 pullup-uv = <1800000>;
62 pullup-ohm = <230000>;
63 pulldown-ohm = <0>;
64 #thermal-sensor-cells = <0>;
65 };
66
67 /* TI TXS0206 level translator for 2.9
68 sd_level_translator: regulator-gpio {
69 compatible = "regulator-fixed"
70
71 /* GPIO87 EN */
72 gpios = <&gpio2 23 GPIO_ACTIVE
73 enable-active-high;
74
75 regulator-name = "sd-level-tra
76 regulator-min-microvolt = <290
77 regulator-max-microvolt = <290
78 regulator-type = "voltage";
79
80 startup-delay-us = <200>;
81
82 pinctrl-names = "default";
83 pinctrl-0 = <&sd_level_transla
84 };
85
86 /* External LDO MIC5366-3.3YMT for eMM
87 ldo_3v3_reg: regulator-gpio-ldo-3v3 {
88 compatible = "regulator-fixed"
89 /* Supplied in turn by VBAT */
90 regulator-name = "VMEM_3V3";
91 regulator-min-microvolt = <330
92 regulator-max-microvolt = <330
93 gpios = <&gpio6 31 GPIO_ACTIVE
94 startup-delay-us = <5000>;
95 enable-active-high;
96 pinctrl-names = "default";
97 pinctrl-0 = <&emmc_ldo_en_defa
98 };
99
100 /*
101 * External Ricoh RP152L010B-TR LCD LD
102 * LCD_PWR_EN controls both the 3.0V o
103 */
104 lcd_3v0_reg: regulator-gpio-lcd-3v0 {
105 compatible = "regulator-fixed"
106 /* Supplied in turn by VBAT */
107 regulator-name = "VREG_LCD_3.0
108 regulator-min-microvolt = <300
109 regulator-max-microvolt = <300
110 /* GPIO219 controls this regul
111 gpio = <&gpio6 27 GPIO_ACTIVE_
112 enable-active-high;
113 pinctrl-names = "default";
114 pinctrl-0 = <&lcd_pwr_en_defau
115 };
116
117 /*
118 * This regulator is a GPIO line that
119 * line WL_REG_ON high and enables the
120 * inside the chip. Unfortunatley it i
121 * WLAN_RST_N on the schematic but it
122 *
123 * The voltage specified here is only
124 * the for the SDIO connector, the chi
125 * directly to VBAT.
126 */
127 wl_reg: regulator-gpio-wlan {
128 compatible = "regulator-fixed"
129 regulator-name = "WL_REG_ON";
130 regulator-min-microvolt = <300
131 regulator-max-microvolt = <300
132 startup-delay-us = <100000>;
133 /* GPIO215 (WLAN_RST_N to WL_R
134 gpio = <&gpio6 23 GPIO_ACTIVE_
135 enable-active-high;
136 pinctrl-names = "default";
137 pinctrl-0 = <&wlan_ldo_en_defa
138 };
139
140 vibrator {
141 compatible = "gpio-vibrator";
142 /* GPIO195 "MOT_EN" */
143 enable-gpios = <&gpio6 3 GPIO_
144 pinctrl-names = "default";
145 pinctrl-0 = <&vibrator_default
146 };
147
148 gpio-keys {
149 compatible = "gpio-keys";
150 pinctrl-names = "default";
151 pinctrl-0 = <&gpio_keys_defaul
152
153 button-home {
154 linux,code = <KEY_HOME
155 label = "HOME";
156 /* GPIO91 */
157 gpios = <&gpio2 27 GPI
158 };
159 button-volup {
160 linux,code = <KEY_VOLU
161 label = "VOL+";
162 /* GPIO67 */
163 gpios = <&gpio2 3 GPIO
164 };
165 button-voldown {
166 linux,code = <KEY_VOLU
167 label = "VOL-";
168 /* GPIO92 */
169 gpios = <&gpio2 28 GPI
170 };
171 };
172
173 led-touchkeys {
174 compatible = "regulator-led";
175 vled-supply = <&ab8500_ldo_aux
176 default-state = "on";
177 function = LED_FUNCTION_KBD_BA
178 color = <LED_COLOR_ID_WHITE>;
179 };
180
181 ktd253: backlight {
182 compatible = "kinetic,ktd253";
183 /* GPIO69 is used on Codina R0
184 enable-gpios = <&gpio2 5 GPIO_
185 /* Default to 13/32 brightness
186 default-brightness = <13>;
187 pinctrl-names = "default";
188 pinctrl-0 = <&ktd253_backlight
189 };
190
191 /* Richtek RT8515GQW Flash LED Driver
192 flash {
193 compatible = "richtek,rt8515";
194 /* GPIO 140 */
195 enf-gpios = <&gpio4 12 GPIO_AC
196 /* GPIO 141 */
197 ent-gpios = <&gpio4 13 GPIO_AC
198 /*
199 * RFS is 16 kOhm and RTS is 1
200 * the flash max current 343mA
201 * current 55 mA.
202 */
203 richtek,rfs-ohms = <16000>;
204 richtek,rts-ohms = <100000>;
205 pinctrl-names = "default";
206 pinctrl-0 = <&gpio_flash_defau
207
208 led {
209 function = LED_FUNCTIO
210 color = <LED_COLOR_ID_
211 flash-max-timeout-us =
212 flash-max-microamp = <
213 led-max-microamp = <55
214 };
215 };
216
217 /* Bit-banged I2C on GPIO143 and GPIO1
218 i2c-gpio-0 {
219 compatible = "i2c-gpio";
220 sda-gpios = <&gpio4 16 (GPIO_A
221 scl-gpios = <&gpio4 15 (GPIO_A
222 pinctrl-names = "default";
223 pinctrl-0 = <&i2c_gpio_0_defau
224 #address-cells = <1>;
225 #size-cells = <0>;
226
227 /* TODO: this should also be u
228 };
229
230 /* Bit-banged I2C on GPIO151 and GPIO1
231 i2c-gpio-1 {
232 compatible = "i2c-gpio";
233 sda-gpios = <&gpio4 24 (GPIO_A
234 scl-gpios = <&gpio4 23 (GPIO_A
235 pinctrl-names = "default";
236 pinctrl-0 = <&i2c_gpio_1_defau
237 #address-cells = <1>;
238 #size-cells = <0>;
239
240 magnetometer@c {
241 compatible = "alps,hsc
242 reg = <0x0c>;
243 clock-frequency = <400
244
245 avdd-supply = <&ab8500
246 dvdd-supply = <&ab8500
247 };
248 };
249
250 spi {
251 compatible = "spi-gpio";
252 /* Clock on GPIO220, pin SCL *
253 sck-gpios = <&gpio6 28 GPIO_AC
254 /* MOSI on GPIO224, pin SDI "s
255 mosi-gpios = <&gpio7 0 GPIO_AC
256 /* MISO on GPIO225, pin SDO "s
257 miso-gpios = <&gpio7 1 GPIO_AC
258 /* Chip select on GPIO201 */
259 cs-gpios = <&gpio6 9 GPIO_ACTI
260 num-chipselects = <1>;
261
262 pinctrl-names = "default";
263 pinctrl-0 = <&spi_gpio_0_defau
264 #address-cells = <1>;
265 #size-cells = <0>;
266
267 panel@0 {
268 compatible = "samsung,
269 spi-max-frequency = <1
270 /* TYPE 3: inverse clo
271 spi-cpha;
272 spi-cpol;
273
274 reg = <0>;
275 vci-supply = <&lcd_3v0
276 vccio-supply = <&ab850
277
278 /* Reset on GPIO139 */
279 reset-gpios = <&gpio4
280 /* LCD_VGH/LCD_DETECT,
281 interrupt-parent = <&g
282 interrupts = <29 IRQ_T
283
284 pinctrl-names = "defau
285 pinctrl-0 = <&panel_de
286 backlight = <&ktd253>;
287
288 port {
289 panel_in: endp
290 remote
291 };
292 };
293 };
294 };
295
296 soc {
297 /* External Micro SD slot */
298 mmc@80126000 {
299 arm,primecell-periphid
300 max-frequency = <10000
301 bus-width = <4>;
302 cap-sd-highspeed;
303 cap-mmc-highspeed;
304 st,sig-pin-fbclk;
305 full-pwr-cycle;
306 /* MMC is powered by A
307 vmmc-supply = <&ab8500
308 /* 2.9 V level transla
309 vqmmc-supply = <&sd_le
310 pinctrl-names = "defau
311 pinctrl-0 = <&mc0_a_2_
312 pinctrl-1 = <&mc0_a_2_
313 cd-gpios = <&gpio6 25
314 status = "okay";
315 };
316
317 /* WLAN SDIO channel */
318 mmc@80118000 {
319 arm,primecell-periphid
320 max-frequency = <50000
321 bus-width = <4>;
322 non-removable;
323 cap-sd-highspeed;
324 pinctrl-names = "defau
325 pinctrl-0 = <&mc1_a_2_
326 pinctrl-1 = <&mc1_a_2_
327 /*
328 * GPIO-controlled vol
329 * the WL_REG_ON line
330 * Represented as regu
331 */
332 vmmc-supply = <&wl_reg
333
334 #address-cells = <1>;
335 #size-cells = <0>;
336 status = "okay";
337
338 wifi@1 {
339 compatible = "
340 reg = <1>;
341 /* GPIO216 WL_
342 interrupt-pare
343 interrupts = <
344 interrupt-name
345 pinctrl-names
346 pinctrl-0 = <&
347 };
348 };
349
350 /* eMMC */
351 mmc@80005000 {
352 arm,primecell-periphid
353 max-frequency = <10000
354 bus-width = <8>;
355 non-removable;
356 cap-mmc-highspeed;
357 mmc-ddr-1_8v;
358 no-sdio;
359 no-sd;
360 vmmc-supply = <&ldo_3v
361 pinctrl-names = "defau
362 /*
363 * GPIO130 will be set
364 * pulling the reset h
365 */
366 pinctrl-0 = <&mc2_a_1_
367 pinctrl-1 = <&mc2_a_1_
368 status = "okay";
369 };
370
371 /* GBF (Bluetooth) UART */
372 serial@80120000 {
373 pinctrl-names = "defau
374 pinctrl-0 = <&u0_a_1_d
375 pinctrl-1 = <&u0_a_1_s
376 status = "okay";
377
378 bluetooth {
379 /* BCM4334B0 a
380 compatible = "
381 /* GPIO222 rai
382 shutdown-gpios
383 /* BT_WAKE on
384 device-wakeup-
385 /* BT_HOST_WAK
386 /* FIXME: conv
387 host-wakeup-gp
388 /* BT_RST_N on
389 reset-gpios =
390 pinctrl-names
391 pinctrl-0 = <&
392 };
393 };
394
395 /* GPS UART */
396 serial@80121000 {
397 status = "okay";
398 pinctrl-names = "defau
399 /* CTS/RTS is not used
400 pinctrl-0 = <&u1rxtx_a
401 pinctrl-1 = <&u1rxtx_a
402 /* FIXME: add a device
403 };
404
405 /* Debugging console UART conn
406 serial@80007000 {
407 status = "okay";
408 pinctrl-names = "defau
409 pinctrl-0 = <&u2rxtx_c
410 pinctrl-1 = <&u2rxtx_c
411 };
412
413 prcmu@80157000 {
414 ab8505 {
415 phy {
416 pinctr
417 pinctr
418 pinctr
419 };
420
421 ab8500_fg {
422 line-i
423 };
424
425 /* This is mos
426 regulator {
427 ab8500
428
429
430
431 };
432
433 ab8500
434
435
436
437 };
438
439 ab8500
440
441 };
442
443 ab8500
444
445
446
447
448
449
450
451 };
452
453 ab8500
454
455
456
457 };
458
459 ab8500
460
461
462
463
464 };
465
466 ab8500
467
468 };
469 };
470 };
471 };
472
473 /* I2C0 also known as "AGC I2C
474 i2c@80004000 {
475 status = "okay";
476 pinctrl-names = "defau
477 pinctrl-0 = <&i2c0_a_1
478 pinctrl-1 = <&i2c0_a_1
479
480 proximity@39 {
481 /* Codina has
482 compatible = "
483 clock-frequenc
484 reg = <0x39>;
485
486 /* IRQ on GPIO
487 interrupt-pare
488 interrupts = <
489 vdd-supply = <
490 vddio-supply =
491 pinctrl-names
492 pinctrl-0 = <&
493 };
494 };
495
496 /* I2C2 on GPIO10 and GPIO11 a
497 i2c@80128000 {
498 status = "okay";
499 pinctrl-names = "defau
500 pinctrl-0 = <&i2c2_b_2
501 pinctrl-1 = <&i2c2_b_2
502
503 /* Bosch BMA254 accele
504 accelerometer@18 {
505 compatible = "
506 reg = <0x18>;
507 mount-matrix =
508
509
510 vddio-supply =
511 vdd-supply = <
512 };
513 };
514
515 /* I2C3 */
516 i2c@80110000 {
517 status = "okay";
518
519 pinctrl-names = "defau
520 pinctrl-0 = <&i2c3_c_2
521 pinctrl-1 = <&i2c3_c_2
522
523 /* TODO: write binding
524
525 /* Zinitix BT404 ISP p
526 isp@50 {
527 compatible = "
528 reg = <0x50>;
529 pinctrl-names
530 pinctrl-0 = <&
531 };
532
533 /* Zinitix BT404 touch
534 touchscreen@20 {
535 compatible = "
536 reg = <0x20>;
537 /* GPIO218 (TS
538 interrupt-pare
539 interrupts = <
540 vcca-supply =
541 vdd-supply = <
542 zinitix,mode =
543 touchscreen-si
544 touchscreen-si
545 pinctrl-names
546 pinctrl-0 = <&
547 };
548 };
549
550 mcde@a0350000 {
551 status = "okay";
552 pinctrl-names = "defau
553 pinctrl-0 = <&dpi_defa
554
555 port {
556 display_out: e
557 remote
558 };
559 };
560 };
561 };
562 };
563
564 &pinctrl {
565 /*
566 * This extends the MC0_A_2 default co
567 * the card detect GPIO217 line.
568 */
569 sdi0 {
570 mc0_a_2_default {
571 default_cfg4 {
572 pins = "GPIO21
573 ste,config = <
574 };
575 };
576 };
577 sdi2 {
578 /*
579 * GPIO130 should be set in GP
580 * pulled down. (Not connected
581 */
582 mc2_a_1_default {
583 default_cfg2 {
584 pins = "GPIO13
585 ste,config = <
586 };
587 };
588 };
589 /* GPIO that enables the 2.9V SD card
590 sd-level-translator {
591 sd_level_translator_default: s
592 /* level shifter on GP
593 codina_cfg1 {
594 pins = "GPIO87
595 ste,config = <
596 };
597 };
598 };
599 /* GPIO that enables the LDO regulator
600 emmc-ldo {
601 emmc_ldo_en_default_mode: emmc
602 /* LDO enable on GPIO2
603 codina_cfg1 {
604 pins = "GPIO22
605 ste,config = <
606 };
607 };
608 };
609 /* GPIOs for panel control */
610 panel {
611 panel_default_mode: panel_defa
612 codina_cfg1 {
613 /* Reset line
614 pins = "GPIO13
615 ste,config = <
616 };
617 codina_cfg2 {
618 /* ESD IRQ lin
619 pins = "GPIO93
620 ste,config = <
621 };
622 };
623 };
624 /* GPIO that enables the LDO regulator
625 lcd-ldo {
626 lcd_pwr_en_default_mode: lcd_p
627 /* LCD_PWR_EN on GPIO2
628 codina_cfg1 {
629 pins = "GPIO21
630 ste,config = <
631 };
632 };
633 };
634 /* GPIO that enables the WLAN internal
635 wlan-ldo {
636 wlan_ldo_en_default: wlan_ldo_
637 /* GPIO215 named WLAN_
638 codina_cfg1 {
639 pins = "GPIO21
640 ste,config = <
641 };
642 };
643 };
644 /* Backlight GPIO */
645 backlight {
646 ktd253_backlight_default_mode:
647 skomer_cfg1 {
648 pins = "GPIO69
649 ste,config = <
650 };
651 };
652 };
653 /* Flash and torch */
654 flash {
655 gpio_flash_default_mode: flash
656 codina_cfg1 {
657 pins = "GPIO14
658 ste,config = <
659 };
660 };
661 };
662 /* GPIO keys */
663 gpio-keys {
664 gpio_keys_default_mode: gpio_k
665 skomer_cfg1 {
666 pins = "GPIO67
667 "GPIO91
668 "GPIO92
669 ste,config = <
670 };
671 };
672 };
673 /* Interrupt line for the Zinitix BT40
674 tsp {
675 tsp_default: tsp_default {
676 codina_cfg1 {
677 pins = "GPIO21
678 ste,config = <
679 };
680 };
681 };
682 /* Interrupt line for light/proximity
683 tmd2672 {
684 tmd2672_codina_default: tmd267
685 codina_cfg1 {
686 pins = "GPIO14
687 ste,config = <
688 };
689 };
690 };
691 /* GPIO-based I2C bus for subpmu */
692 i2c-gpio-0 {
693 i2c_gpio_0_default: i2c_gpio_0
694 codina_cfg1 {
695 pins = "GPIO14
696 ste,config = <
697 };
698 };
699 };
700 /* GPIO-based I2C bus for the NFC */
701 i2c-gpio-1 {
702 i2c_gpio_1_default: i2c_gpio_1
703 codina_cfg1 {
704 pins = "GPIO15
705 ste,config = <
706 };
707 };
708 };
709 /* GPIO-based SPI bus for the display
710 spi-gpio-0 {
711 spi_gpio_0_default: spi_gpio_0
712 codina_cfg1 {
713 pins = "GPIO22
714 ste,config = <
715 };
716 codina_cfg2 {
717 pins = "GPIO22
718 /* Needs pull
719 ste,config = <
720 };
721 };
722 spi_gpio_0_sleep: spi_gpio_0_s
723 codina_cfg1 {
724 pins = "GPIO22
725 "GPIO22
726 ste,config = <
727 };
728 };
729 };
730 wlan {
731 wlan_default_mode: wlan_defaul
732 /* GPIO216 for WL_HOST
733 codina_cfg2 {
734 pins = "GPIO21
735 ste,config = <
736 };
737 };
738 };
739 bluetooth {
740 bluetooth_default_mode: blueto
741 /* GPIO199 BT_WAKE and
742 codina_cfg1 {
743 pins = "GPIO19
744 ste,config = <
745 };
746 /* GPIO97 BT_HOST_WAKE
747 codina_cfg2 {
748 pins = "GPIO97
749 ste,config = <
750 };
751 /* GPIO209 BT_RST_N */
752 codina_cfg3 {
753 pins = "GPIO20
754 ste,config = <
755 };
756 };
757 };
758 vibrator {
759 vibrator_default: vibrator_def
760 codina_cfg1 {
761 pins = "GPIO19
762 ste,config = <
763 };
764 };
765 };
766 mcde {
767 dpi_default_mode: dpi_default
768 default_mux1 {
769 /* Mux in all
770 function = "lc
771 groups =
772 /* Dat
773 "lcd_d
774 /* Dat
775 "lcd_d
776 /* Dat
777 "lcd_d
778 /* Dat
779 "lcd_d
780 };
781 default_mux2 {
782 function = "lc
783 /* Clock line
784 groups = "lcda
785 };
786 /* Input, no pull-up i
787 default_cfg1 {
788 pins = "GPIO15
789 ste,config = <
790 };
791 };
792 };
793 };
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