| blob | b50634c81b4445acfd106bce5afcfe53b91c5264 |
1 // SPDX-License-Identifier: GPL-2.0-only
2 /*
3 * Devicetree for the Samsung XCover 2 GT-S7710 also known as Skomer.
4 */
6 /dts-v1/;
7 #include "ste-db8500.dtsi"
8 #include "ste-ab8505.dtsi"
9 #include "ste-dbx5x0-pinctrl.dtsi"
10 #include <dt-bindings/gpio/gpio.h>
11 #include <dt-bindings/input/input.h>
12 #include <dt-bindings/interrupt-controller/irq.h>
14 / {
15 model = "Samsung XCover 2 (GT-S7710)";
16 compatible = "samsung,skomer", "st-ericsson,u8500";
18 chosen {
19 stdout-path = &serial2;
20 };
22 /* TI TXS0206 level translator for 2.9 V */
23 sd_level_translator: regulator-gpio {
24 compatible = "regulator-fixed";
26 /* GPIO87 EN */
27 gpios = <&gpio2 23 GPIO_ACTIVE_HIGH>;
28 enable-active-high;
30 regulator-name = "sd-level-translator";
31 regulator-min-microvolt = <2900000>;
32 regulator-max-microvolt = <2900000>;
33 regulator-type = "voltage";
35 startup-delay-us = <200>;
37 pinctrl-names = "default";
38 pinctrl-0 = <&sd_level_translator_default>;
39 };
41 /* External LDO MIC5366-3.3YMT for eMMC */
42 ldo_3v3_reg: regulator-gpio-ldo-3v3 {
43 compatible = "regulator-fixed";
44 regulator-name = "en-3v3-fixed-supply";
45 regulator-min-microvolt = <3300000>;
46 regulator-max-microvolt = <3300000>;
47 gpio = <&gpio6 31 GPIO_ACTIVE_HIGH>;
48 startup-delay-us = <5000>;
49 enable-active-high;
50 pinctrl-names = "default";
51 pinctrl-0 = <&emmc_ldo_en_default_mode>;
52 };
54 wlan_en: regulator-gpio-wlan-en {
55 compatible = "regulator-fixed";
56 regulator-name = "wl-reg-on";
57 regulator-min-microvolt = <3000000>;
58 regulator-max-microvolt = <3000000>;
59 startup-delay-us = <200000>;
60 /* GPIO215 WLAN_EN */
61 gpio = <&gpio6 23 GPIO_ACTIVE_HIGH>;
62 enable-active-high;
63 pinctrl-names = "default";
64 pinctrl-0 = <&wlan_en_default_mode>;
65 };
67 vibrator {
68 compatible = "gpio-vibrator";
69 enable-gpios = <&gpio6 3 GPIO_ACTIVE_HIGH>;
70 pinctrl-names = "default";
71 pinctrl-0 = <&vibrator_default>;
72 };
74 gpio-keys {
75 compatible = "gpio-keys";
76 pinctrl-names = "default";
77 pinctrl-0 = <&gpio_keys_default_mode>;
79 button-home {
80 linux,code = <KEY_HOME>;
81 label = "HOME";
82 /* GPIO91 */
83 gpios = <&gpio2 27 GPIO_ACTIVE_LOW>;
84 };
85 button-volup {
86 linux,code = <KEY_VOLUMEUP>;
87 label = "VOL+";
88 /* GPIO67 */
89 gpios = <&gpio2 3 GPIO_ACTIVE_LOW>;
90 };
91 button-voldown {
92 linux,code = <KEY_VOLUMEDOWN>;
93 label = "VOL-";
94 /* GPIO92 */
95 gpios = <&gpio2 28 GPIO_ACTIVE_LOW>;
96 };
97 button-menu {
98 linux,code = <KEY_MENU>;
99 label = "MENU";
100 /* GPIO204 */
101 gpios = <&gpio6 12 GPIO_ACTIVE_LOW>;
102 };
103 button-back {
104 linux,code = <KEY_BACK>;
105 label = "BACK";
106 /* GPIO205 */
107 gpios = <&gpio6 13 GPIO_ACTIVE_LOW>;
108 };
109 };
111 ktd253: backlight {
112 compatible = "kinetic,ktd253";
113 /* GPIO 69 */
114 enable-gpios = <&gpio2 5 GPIO_ACTIVE_HIGH>;
115 /* Default to 13/32 brightness */
116 default-brightness = <13>;
117 pinctrl-names = "default";
118 pinctrl-0 = <&gpio_backlight_default_mode>;
119 };
121 i2c-gpio-0 {
122 compatible = "i2c-gpio";
123 sda-gpios = <&gpio4 16 (GPIO_ACTIVE_HIGH|GPIO_OPEN_DRAIN)>;
124 scl-gpios = <&gpio4 15 (GPIO_ACTIVE_HIGH|GPIO_OPEN_DRAIN)>;
125 pinctrl-names = "default";
126 pinctrl-0 = <&i2c_gpio_0_default>;
127 #address-cells = <1>;
128 #size-cells = <0>;
129 /* TODO: this should be used by the NCP6914 Camera power management unit */
130 };
132 i2c-gpio-1 {
133 compatible = "i2c-gpio";
134 sda-gpios = <&gpio4 24 (GPIO_ACTIVE_HIGH|GPIO_OPEN_DRAIN)>;
135 scl-gpios = <&gpio4 23 (GPIO_ACTIVE_HIGH|GPIO_OPEN_DRAIN)>;
136 pinctrl-names = "default";
137 pinctrl-0 = <&i2c_gpio_1_default>;
138 #address-cells = <1>;
139 #size-cells = <0>;
140 magnetometer@c {
141 compatible = "alps,hscdtd008a";
142 reg = <0x0c>;
143 avdd-supply = <&ab8500_ldo_aux1_reg>;
144 dvdd-supply = <&ab8500_ldo_aux8_reg>;
145 };
146 };
148 soc {
149 // External Micro SD slot
150 sdi0_per1@80126000 {
151 arm,primecell-periphid = <0x10480180>;
152 max-frequency = <100000000>;
153 bus-width = <4>;
154 cap-sd-highspeed;
155 cap-mmc-highspeed;
156 /* All direction control is used */
157 st,sig-dir-cmd;
158 st,sig-dir-dat0;
159 st,sig-dir-dat2;
160 st,sig-dir-dat31;
161 st,sig-pin-fbclk;
162 full-pwr-cycle;
163 vmmc-supply = <&ab8500_ldo_aux3_reg>;
164 vqmmc-supply = <&sd_level_translator>;
165 pinctrl-names = "default", "sleep";
166 pinctrl-0 = <&mc0_a_1_default>;
167 pinctrl-1 = <&mc0_a_1_sleep>;
168 status = "okay";
169 };
171 // WLAN SDIO channel
172 sdi1_per2@80118000 {
173 arm,primecell-periphid = <0x10480180>;
174 max-frequency = <50000000>;
175 bus-width = <4>;
176 non-removable;
177 cap-sd-highspeed;
178 vmmc-supply = <&wlan_en>;
179 pinctrl-names = "default", "sleep";
180 pinctrl-0 = <&mc1_a_2_default>;
181 pinctrl-1 = <&mc1_a_2_sleep>;
182 status = "okay";
183 #address-cells = <1>;
184 #size-cells = <0>;
186 wifi@1 {
187 compatible = "brcm,bcm4329-fmac";
188 reg = <1>;
189 /* GPIO216 WL_HOST_WAKE */
190 interrupt-parent = <&gpio6>;
191 interrupts = <24 IRQ_TYPE_EDGE_FALLING>;
192 interrupt-names = "host-wake";
193 pinctrl-names = "default";
194 pinctrl-0 = <&wlan_default_mode>;
195 };
196 };
198 // eMMC
199 sdi2_per3@80005000 {
200 arm,primecell-periphid = <0x10480180>;
201 max-frequency = <100000000>;
202 bus-width = <8>;
203 non-removable;
204 cap-mmc-highspeed;
205 mmc-ddr-1_8v;
206 vmmc-supply = <&ldo_3v3_reg>;
207 pinctrl-names = "default", "sleep";
208 pinctrl-0 = <&mc2_a_1_default>;
209 pinctrl-1 = <&mc2_a_1_sleep>;
211 status = "okay";
212 };
214 /* GBF (Bluetooth) UART */
215 uart@80120000 {
216 pinctrl-names = "default", "sleep";
217 pinctrl-0 = <&u0_a_1_default>;
218 pinctrl-1 = <&u0_a_1_sleep>;
219 status = "okay";
221 /* FIXME: not quite working yet, probably needs regulators */
222 bluetooth {
223 compatible = "brcm,bcm4330-bt";
224 shutdown-gpios = <&gpio6 30 GPIO_ACTIVE_HIGH>;
225 device-wakeup-gpios = <&gpio6 7 GPIO_ACTIVE_HIGH>;
226 host-wakeup-gpios = <&gpio3 1 GPIO_ACTIVE_HIGH>;
227 pinctrl-names = "default";
228 pinctrl-0 = <&bluetooth_default_mode>;
229 };
230 };
232 /* GPF UART */
233 uart@80121000 {
234 status = "okay";
235 pinctrl-names = "default", "sleep";
236 pinctrl-0 = <&u1rxtx_a_1_default &u1ctsrts_a_1_default>;
237 pinctrl-1 = <&u1rxtx_a_1_sleep &u1ctsrts_a_1_sleep>;
238 };
240 /* Debugging console UART connected to AB8505 USB */
241 uart@80007000 {
242 status = "okay";
243 pinctrl-names = "default", "sleep";
244 pinctrl-0 = <&u2rxtx_c_1_default>;
245 pinctrl-1 = <&u2rxtx_c_1_sleep>;
246 };
248 prcmu@80157000 {
249 ab8505 {
250 ab8500_usb {
251 pinctrl-names = "default", "sleep";
252 pinctrl-0 = <&usb_a_1_default>;
253 pinctrl-1 = <&usb_a_1_sleep>;
254 };
256 ab8505-regulators {
257 ab8500_ldo_aux1 {
258 /* Used for VDD for sensors */
259 regulator-name = "AUX1";
260 regulator-min-microvolt = <3000000>;
261 regulator-max-microvolt = <3300000>;
262 };
264 ab8500_ldo_aux2 {
265 /* Supplies the Cypress TMA140 touchscreen only with 3.3V */
266 regulator-name = "AUX2";
267 regulator-min-microvolt = <3300000>;
268 regulator-max-microvolt = <3300000>;
269 };
271 ab8500_ldo_aux3 {
272 /* Used for voltage for external MMC/SD card */
273 regulator-name = "AUX3";
274 regulator-min-microvolt = <1100000>;
275 regulator-max-microvolt = <3300000>;
276 };
278 ab8500_ldo_aux4 {
279 regulator-name = "AUX4";
280 /* Hammer to 3.0V for the display */
281 regulator-min-microvolt = <3000000>;
282 regulator-max-microvolt = <3000000>;
283 };
285 ab8500_ldo_aux5 {
286 regulator-name = "AUX5";
287 regulator-min-microvolt = <1050000>;
288 regulator-max-microvolt = <2790000>;
289 regulator-always-on;
290 };
292 ab8500_ldo_aux6 {
293 regulator-name = "AUX6";
294 /* Hammer to 1.8V for the display */
295 regulator-min-microvolt = <1800000>;
296 regulator-max-microvolt = <1800000>;
297 };
299 ab8500_ldo_aux8 {
300 /* Mostly VIO for sensors */
301 regulator-name = "AUX8";
302 };
303 };
304 };
305 };
307 /* I2C0 */
308 i2c@80004000 {
309 status = "okay";
311 pinctrl-names = "default", "sleep";
312 pinctrl-0 = <&i2c0_a_1_default>;
313 pinctrl-1 = <&i2c0_a_1_sleep>;
315 proximity@44 {
316 compatible = "sharp,gp2ap002s00f";
317 clock-frequency = <400000>;
318 reg = <0x44>;
320 interrupt-parent = <&gpio4>;
321 interrupts = <18 IRQ_TYPE_EDGE_FALLING>;
322 vdd-supply = <&ab8500_ldo_aux1_reg>;
323 vio-supply = <&ab8500_ldo_aux8_reg>;
324 pinctrl-names = "default";
325 pinctrl-0 = <&gp2ap002_skomer_default>;
326 sharp,proximity-far-hysteresis = /bits/ 8 <0x2f>;
327 sharp,proximity-close-hysteresis = /bits/ 8 <0x0f>;
328 };
329 };
332 /* I2C2 */
333 i2c@80128000 {
334 status = "okay";
336 pinctrl-names = "default", "sleep";
337 pinctrl-0 = <&i2c2_b_2_default>;
338 pinctrl-1 = <&i2c2_b_2_sleep>;
340 accel@18 {
341 compatible = "bosch,bma254";
342 clock-frequency = <400000>;
343 reg = <0x18>;
345 /* GPIO224 used as "smart alert" interrupt */
346 interrupt-parent = <&gpio7>;
347 interrupts = <0 IRQ_TYPE_EDGE_RISING>;
349 mount-matrix = "0", "-1", "0",
350 "1", "0", "0",
351 "0", "0", "1";
352 vdd-supply = <&ab8500_ldo_aux1_reg>;
353 vddio-supply = <&ab8500_ldo_aux8_reg>;
354 pinctrl-names = "default";
355 pinctrl-0 = <&bma254_skomer_default>;
356 };
357 };
359 /* I2C3 */
360 i2c@80110000 {
361 status = "okay";
363 pinctrl-names = "default", "sleep";
364 pinctrl-0 = <&i2c3_c_2_default>;
365 pinctrl-1 = <&i2c3_c_2_sleep>;
367 /* Cypress CY8CTMA140 touchscreen */
368 touchscreen@20 {
369 compatible = "cypress,cy8ctma140";
370 clock-frequency = <400000>;
371 reg = <0x20>;
373 touchscreen-size-x = <480>;
374 touchscreen-size-y = <800>;
375 touchscreen-max-pressure = <255>;
377 /* GPIO218 for IRQ */
378 interrupt-parent = <&gpio6>;
379 interrupts = <26 IRQ_TYPE_EDGE_FALLING>;
381 /* VDD is "digital supply" nominally 1.71-3.6V */
382 vdd-supply = <&ab8500_ldo_aux2_reg>;
383 /* VCPIN is "analog supply", 2.7-3.6 V */
384 vcpin-supply = <&ab8500_ldo_aux2_reg>;
386 pinctrl-names = "default";
387 pinctrl-0 = <&tma140_skomer_default>;
388 };
389 };
391 mcde@a0350000 {
392 status = "okay";
393 pinctrl-names = "default";
394 pinctrl-0 = <&dsi_default_mode>;
396 dsi@a0351000 {
397 panel {
398 /* NT35510-based Hydis HVA40WV1 */
399 compatible = "hydis,hva40wv1", "novatek,nt35510";
400 reg = <0>;
401 /* v_lcd_3v0 2.3-4.8V */
402 vdd-supply = <&ab8500_ldo_aux4_reg>;
403 /* v_lcd_1v8 1.65-3.3V */
404 vddi-supply = <&ab8500_ldo_aux6_reg>;
405 /* GPIO 139 */
406 reset-gpios = <&gpio4 11 GPIO_ACTIVE_LOW>;
407 pinctrl-names = "default";
408 pinctrl-0 = <&display_default_mode>;
409 backlight = <&ktd253>;
410 };
411 };
412 };
413 };
414 };
416 &pinctrl {
417 /*
418 * This extends the MC0 default config to include DAT32DIR
419 * which is used by this machine. If we don't do this the
420 * SD card does not work.
421 */
422 sdi0 {
423 mc0_a_1_default {
424 default_mux {
425 function = "mc0";
426 /* This machine uses the DAT31 pin */
427 groups = "mc0_a_1", "mc0dat31dir_a_1";
428 };
429 default_cfg5 {
430 pins = "GPIO21_AB3"; /* DAT31DIR */
431 ste,config = <&out_hi>;
432 };
433 };
434 };
436 /* The unused FBCLK needs to be pulled down on this machine */
437 sdi2 {
438 mc2_a_1_default {
439 default_cfg2 {
440 pins = "GPIO130_C8"; /* FBCLK */
441 ste,config = <&in_pd>;
442 };
443 };
444 };
446 mcde {
447 dsi_default_mode: dsi_default {
448 default_mux1 {
449 /* Mux in VSI0 used for DSI TE */
450 function = "lcd";
451 groups = "lcdvsi0_a_1"; /* VSI0 for LCD */
452 };
453 default_cfg1 {
454 pins = "GPIO68_E1"; /* VSI0 */
455 ste,config = <&in_nopull>;
456 };
457 };
458 };
460 /* Two GPIO lines used by the display */
461 display {
462 display_default_mode: display_default {
463 skomer_cfg1 {
464 /*
465 * OLED DETECT or check_pba, this appears to be high
466 * on "PBA" which I guess is "prototype board A".
467 */
468 pins = "GPIO93_B7";
469 ste,config = <&gpio_in_nopull>;
470 };
471 skomer_cfg2 {
472 pins = "GPIO139_C9";
473 /*
474 * MIPI_DSI0_RESET_N resets the display, leave high
475 * (de-asserted) so we only assert reset explicitly
476 * from the display driver.
477 */
478 ste,config = <&gpio_out_hi>;
479 };
480 };
481 };
482 backlight {
483 gpio_backlight_default_mode: backlight_default {
484 skomer_cfg1 {
485 pins = "GPIO69_E2"; /* LCD_BL_CTRL */
486 ste,config = <&gpio_out_lo>;
487 };
488 };
489 };
490 /* GPIO that enables the 2.9V SD card level translator */
491 sd-level-translator {
492 sd_level_translator_default: sd_level_translator_default {
493 /* level shifter on GPIO87 */
494 skomer_cfg1 {
495 pins = "GPIO87_B3";
496 ste,config = <&gpio_out_hi>;
497 };
498 };
499 };
500 /* GPIO that enables the LDO regulator for the eMMC */
501 emmc-ldo {
502 emmc_ldo_en_default_mode: emmc_ldo_default {
503 /* LDO enable on GPIO223 */
504 skomer_cfg1 {
505 pins = "GPIO223_AH9";
506 ste,config = <&gpio_out_hi>;
507 };
508 };
509 };
510 /* GPIO keys */
511 gpio-keys {
512 gpio_keys_default_mode: gpio_keys_default {
513 skomer_cfg1 {
514 pins = "GPIO67_G2", /* VOL UP */
515 "GPIO91_B6", /* HOME */
516 "GPIO92_D6", /* VOL DOWN */
517 "GPIO204_AF23", /* MENU */
518 "GPIO205_AG23"; /* BACK */
519 ste,config = <&gpio_in_pu>;
520 };
521 };
522 };
523 /* Interrupt line for BMA254 */
524 bma254 {
525 bma254_skomer_default: bma254_skomer {
526 skomer_cfg1 {
527 pins = "GPIO224_AG9";
528 ste,config = <&gpio_in_pd>;
529 };
530 };
531 };
532 /* Interrupt line for light/proximity sensor GP2AP002 */
533 gp2ap002 {
534 gp2ap002_skomer_default: gp2ap002_skomer {
535 skomer_cfg1 {
536 pins = "GPIO146_D13";
537 ste,config = <&gpio_in_nopull>;
538 };
539 };
540 };
541 /* GPIO-based I2C bus for NCP6914 */
542 i2c-gpio-0 {
543 i2c_gpio_0_default: i2c_gpio_0 {
544 skomer_cfg1 {
545 pins = "GPIO143_D12", "GPIO144_B13";
546 ste,config = <&gpio_in_nopull>;
547 };
548 };
549 };
550 /* GPIO-based I2C bus for ALPS HSCD compass */
551 i2c-gpio-1 {
552 i2c_gpio_1_default: i2c_gpio_1 {
553 skomer_cfg1 {
554 pins = "GPIO151_B17", "GPIO152_D16";
555 ste,config = <&gpio_in_nopull>;
556 };
557 };
558 };
559 wlan {
560 wlan_default_mode: wlan_default {
561 skomer_cfg1 {
562 pins = "GPIO216_AG12";
563 ste,config = <&gpio_in_pd>;
564 };
565 };
566 wlan_en_default_mode: wlan_en_default {
567 skomer_cfg2 {
568 pins = "GPIO215_AH13";
569 ste,config = <&gpio_out_lo>;
570 };
571 };
572 };
573 bluetooth {
574 bluetooth_default_mode: bluetooth_default {
575 skomer_cfg1 {
576 pins = "GPIO199_AH23", "GPIO222_AJ9";
577 ste,config = <&gpio_out_lo>;
578 };
579 skomer_cfg2 {
580 pins = "GPIO97_D9";
581 ste,config = <&gpio_in_nopull>;
582 };
583 };
584 };
585 vibrator {
586 vibrator_default: vibrator_default {
587 skomer_cfg1 {
588 pins = "GPIO195_AG28"; /* MOT_EN */
589 ste,config = <&gpio_out_lo>;
590 };
591 };
592 };
593 /* Interrupt line for the Cypress TMA140 touchscreen */
594 touchscreen {
595 tma140_skomer_default: tma140_skomer {
596 skomer_cfg1 {
597 pins = "GPIO218_AH11";
598 ste,config = <&gpio_in_nopull>;
599 };
600 };
601 };
602 };
604 &ab8505_gpio {
605 /* Hog a few default settings */
606 pinctrl-names = "default";
607 pinctrl-0 = <&gpio_default>;
609 gpio {
610 gpio_default: gpio_default {
611 skomer_mux {
612 /* Change unused pins to GPIO mode */
613 function = "gpio";
614 groups = "gpio3_a_1", /* default: SysClkReq4 */
615 "gpio14_a_1"; /* default: PWMOut1 */
616 };
617 skomer_cfg1 {
618 pins = "GPIO11_B17", "GPIO13_D17", "GPIO50_L4";
619 bias-disable;
620 };
621 };
622 };
623 };