1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
2 /*
3 * Google Gru-scarlet board device tree source
4 *
5 * Copyright 2018 Google, Inc
6 */
7
8 #include "rk3399-gru.dtsi"
9
10 /{
11 chassis-type = "tablet";
12
13 /* Power tree */
14
15 /* ppvar_sys children, sorted by name */
16 pp1250_s3: pp1250-s3 {
17 compatible = "regulator-fixed";
18 regulator-name = "pp1250_s3";
19
20 /* EC turns on w/ pp1250_s3_en; always on for AP */
21 regulator-always-on;
22 regulator-boot-on;
23 regulator-min-microvolt = <1250000>;
24 regulator-max-microvolt = <1250000>;
25
26 vin-supply = <&ppvar_sys>;
27 };
28
29 pp1250_cam: pp1250-dvdd {
30 compatible = "regulator-fixed";
31 regulator-name = "pp1250_dvdd";
32 pinctrl-names = "default";
33 pinctrl-0 = <&pp1250_cam_en>;
34
35 enable-active-high;
36 gpio = <&gpio2 4 GPIO_ACTIVE_HIGH>;
37
38 /* 740us delay from gpio output high to pp1250 stable,
39 * rounding up to 1ms for safety.
40 */
41 startup-delay-us = <1000>;
42 vin-supply = <&pp1250_s3>;
43 };
44
45 pp900_s0: pp900-s0 {
46 compatible = "regulator-fixed";
47 regulator-name = "pp900_s0";
48
49 /* EC turns on w/ pp900_s0_en; always on for AP */
50 regulator-always-on;
51 regulator-boot-on;
52 regulator-min-microvolt = <900000>;
53 regulator-max-microvolt = <900000>;
54
55 vin-supply = <&ppvar_sys>;
56 };
57
58 ppvarn_lcd: ppvarn-lcd {
59 compatible = "regulator-fixed";
60 regulator-name = "ppvarn_lcd";
61 pinctrl-names = "default";
62 pinctrl-0 = <&ppvarn_lcd_en>;
63
64 enable-active-high;
65 gpio = <&gpio4 28 GPIO_ACTIVE_HIGH>;
66 vin-supply = <&ppvar_sys>;
67 };
68
69 ppvarp_lcd: ppvarp-lcd {
70 compatible = "regulator-fixed";
71 regulator-name = "ppvarp_lcd";
72 pinctrl-names = "default";
73 pinctrl-0 = <&ppvarp_lcd_en>;
74
75 enable-active-high;
76 gpio = <&gpio4 27 GPIO_ACTIVE_HIGH>;
77 vin-supply = <&ppvar_sys>;
78 };
79
80 /* pp1800 children, sorted by name */
81 pp900_s3: pp900-s3 {
82 compatible = "regulator-fixed";
83 regulator-name = "pp900_s3";
84
85 /* EC turns on w/ pp900_s3_en; always on for AP */
86 regulator-always-on;
87 regulator-boot-on;
88 regulator-min-microvolt = <900000>;
89 regulator-max-microvolt = <900000>;
90
91 vin-supply = <&pp1800>;
92 };
93
94 /* EC turns on pp1800_s3_en */
95 pp1800_s3: pp1800 {
96 };
97
98 /* pp3300 children, sorted by name */
99 pp2800_cam: pp2800-avdd {
100 compatible = "regulator-fixed";
101 regulator-name = "pp2800_avdd";
102 pinctrl-names = "default";
103 pinctrl-0 = <&pp2800_cam_en>;
104
105 enable-active-high;
106 gpio = <&gpio2 24 GPIO_ACTIVE_HIGH>;
107 startup-delay-us = <100>;
108 vin-supply = <&pp3300>;
109 };
110
111 /* EC turns on pp3300_s0_en */
112 pp3300_s0: pp3300 {
113 };
114
115 /* EC turns on pp3300_s3_en */
116 pp3300_s3: pp3300 {
117 };
118
119 /*
120 * See b/66922012
121 *
122 * This is a hack to make sure the Bluetooth part of the QCA6174A
123 * is reset at boot by toggling BT_EN. At boot BT_EN is first set
124 * to low when the bt_3v3 regulator is registered (in disabled
125 * state). The fake regulator is configured as a supply of the
126 * wlan_3v3 regulator below. When wlan_3v3 is enabled early in
127 * the boot process it also enables its supply regulator bt_3v3,
128 * which changes BT_EN to high.
129 */
130 bt_3v3: bt-3v3 {
131 compatible = "regulator-fixed";
132 regulator-name = "bt_3v3";
133 pinctrl-names = "default";
134 pinctrl-0 = <&bt_en_1v8_l>;
135
136 enable-active-high;
137 gpio = <&gpio0 8 GPIO_ACTIVE_HIGH>;
138 vin-supply = <&pp3300_s3>;
139 };
140
141 wlan_3v3: wlan-3v3 {
142 compatible = "regulator-fixed";
143 regulator-name = "wlan_3v3";
144 pinctrl-names = "default";
145 pinctrl-0 = <&wlan_pd_1v8_l>;
146
147 /*
148 * The WL_EN pin is driven low when the regulator is
149 * registered, and transitions to high when the PCIe bus
150 * is powered up.
151 */
152 enable-active-high;
153 gpio = <&gpio0 4 GPIO_ACTIVE_HIGH>;
154
155 /*
156 * Require minimum 10ms from power-on (e.g., PD#) to init PCIe.
157 * TODO (b/64444991): how long to assert PD#?
158 */
159 regulator-enable-ramp-delay = <10000>;
160 /* See bt_3v3 hack above */
161 vin-supply = <&bt_3v3>;
162 };
163
164 backlight: backlight {
165 compatible = "pwm-backlight";
166 enable-gpios = <&gpio4 21 GPIO_ACTIVE_HIGH>;
167 pinctrl-names = "default";
168 pinctrl-0 = <&bl_en>;
169 pwms = <&pwm1 0 1000000 0>;
170 };
171
172 dmic: dmic {
173 compatible = "dmic-codec";
174 dmicen-gpios = <&gpio4 3 GPIO_ACTIVE_HIGH>;
175 pinctrl-names = "default";
176 pinctrl-0 = <&dmic_en>;
177 wakeup-delay-ms = <250>;
178 };
179
180 gpio_keys: gpio-keys {
181 compatible = "gpio-keys";
182 pinctrl-names = "default";
183 pinctrl-0 = <&pen_eject_odl>;
184
185 switch-pen-insert {
186 label = "Pen Insert";
187 /* Insert = low, eject = high */
188 gpios = <&gpio1 1 GPIO_ACTIVE_LOW>;
189 linux,code = <SW_PEN_INSERTED>;
190 linux,input-type = <EV_SW>;
191 wakeup-source;
192 };
193 };
194 };
195
196 /* pp900_s0 aliases */
197 pp900_ddrpll_ap: &pp900_s0 {
198 };
199 pp900_pcie: &pp900_s0 {
200 };
201 pp900_usb: &pp900_s0 {
202 };
203
204 /* pp900_s3 aliases */
205 pp900_emmcpll: &pp900_s3 {
206 };
207
208 /* EC turns on; alias for pp1800_s0 */
209 pp1800_pcie: &pp1800_s0 {
210 };
211
212 /* On scarlet PPVAR(big_cpu, lit_cpu, gpu) need to adjust voltage ranges */
213 &ppvar_bigcpu {
214 ctrl-voltage-range = <800074 1299226>;
215 regulator-min-microvolt = <800074>;
216 regulator-max-microvolt = <1299226>;
217 };
218
219 &ppvar_bigcpu_pwm {
220 /* On scarlet ppvar big cpu use pwm3 */
221 pwms = <&pwm3 0 3337 0>;
222 regulator-min-microvolt = <800074>;
223 regulator-max-microvolt = <1299226>;
224 };
225
226 &ppvar_litcpu {
227 ctrl-voltage-range = <802122 1199620>;
228 regulator-min-microvolt = <802122>;
229 regulator-max-microvolt = <1199620>;
230 };
231
232 &ppvar_litcpu_pwm {
233 regulator-min-microvolt = <802122>;
234 regulator-max-microvolt = <1199620>;
235 };
236
237 &ppvar_gpu {
238 ctrl-voltage-range = <799600 1099600>;
239 regulator-min-microvolt = <799600>;
240 regulator-max-microvolt = <1099600>;
241 };
242
243 &ppvar_gpu_pwm {
244 regulator-min-microvolt = <799600>;
245 regulator-max-microvolt = <1099600>;
246 };
247
248 &ppvar_sd_card_io {
249 states = <1800000 0x0>, <3300000 0x1>;
250 regulator-max-microvolt = <3300000>;
251 };
252
253 &pp3000_sd_slot {
254 vin-supply = <&pp3300>;
255 };
256
257 ap_i2c_dig: &i2c2 {
258 status = "okay";
259
260 clock-frequency = <400000>;
261
262 /* These are relatively safe rise/fall times. */
263 i2c-scl-falling-time-ns = <50>;
264 i2c-scl-rising-time-ns = <300>;
265
266 digitizer: digitizer@9 {
267 compatible = "hid-over-i2c";
268 reg = <0x9>;
269 interrupt-parent = <&gpio1>;
270 interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
271 hid-descr-addr = <0x1>;
272 pinctrl-names = "default";
273 pinctrl-0 = <&pen_int_odl &pen_reset_l>;
274 };
275 };
276
277 &ap_i2c_ts {
278 touchscreen: touchscreen@10 {
279 compatible = "elan,ekth3500";
280 reg = <0x10>;
281 interrupt-parent = <&gpio1>;
282 interrupts = <4 IRQ_TYPE_LEVEL_LOW>;
283 pinctrl-names = "default";
284 pinctrl-0 = <&touch_int_l &touch_reset_l>;
285 reset-gpios = <&gpio0 10 GPIO_ACTIVE_LOW>;
286 };
287 };
288
289 camera: &i2c7 {
290 status = "okay";
291
292 clock-frequency = <400000>;
293
294 /* These are relatively safe rise/fall times; TODO: measure */
295 i2c-scl-falling-time-ns = <50>;
296 i2c-scl-rising-time-ns = <300>;
297
298 /* 24M mclk is shared between world and user cameras */
299 pinctrl-0 = <&i2c7_xfer &test_clkout1>;
300
301 /* Rear-facing camera */
302 wcam: camera@36 {
303 compatible = "ovti,ov5695";
304 reg = <0x36>;
305 pinctrl-names = "default";
306 pinctrl-0 = <&wcam_rst>;
307
308 clocks = <&cru SCLK_TESTCLKOUT1>;
309 clock-names = "xvclk";
310
311 avdd-supply = <&pp2800_cam>;
312 dvdd-supply = <&pp1250_cam>;
313 dovdd-supply = <&pp1800_s0>;
314 reset-gpios = <&gpio2 5 GPIO_ACTIVE_LOW>;
315
316 port {
317 wcam_out: endpoint {
318 remote-endpoint = <&mipi_in_wcam>;
319 data-lanes = <1 2>;
320 };
321 };
322 };
323
324 /* Front-facing camera */
325 ucam: camera@3c {
326 compatible = "ovti,ov2685";
327 reg = <0x3c>;
328 pinctrl-names = "default";
329 pinctrl-0 = <&ucam_rst>;
330
331 clocks = <&cru SCLK_TESTCLKOUT1>;
332 clock-names = "xvclk";
333
334 avdd-supply = <&pp2800_cam>;
335 dovdd-supply = <&pp1800_s0>;
336 dvdd-supply = <&pp1800_s0>;
337 reset-gpios = <&gpio2 3 GPIO_ACTIVE_LOW>;
338
339 port {
340 ucam_out: endpoint {
341 remote-endpoint = <&mipi_in_ucam>;
342 data-lanes = <1>;
343 };
344 };
345 };
346 };
347
348 &cdn_dp {
349 extcon = <&usbc_extcon0>;
350 phys = <&tcphy0_dp>;
351 };
352
353 &cpu_alert0 {
354 temperature = <66000>;
355 };
356
357 &cpu_alert1 {
358 temperature = <71000>;
359 };
360
361 &cros_ec {
362 interrupt-parent = <&gpio1>;
363 interrupts = <18 IRQ_TYPE_LEVEL_LOW>;
364 };
365
366 &cru {
367 assigned-clocks =
368 <&cru PLL_GPLL>, <&cru PLL_CPLL>,
369 <&cru PLL_NPLL>,
370 <&cru ACLK_PERIHP>, <&cru HCLK_PERIHP>,
371 <&cru PCLK_PERIHP>,
372 <&cru ACLK_PERILP0>, <&cru HCLK_PERILP0>,
373 <&cru PCLK_PERILP0>, <&cru ACLK_CCI>,
374 <&cru HCLK_PERILP1>, <&cru PCLK_PERILP1>,
375 <&cru ACLK_VIO>,
376 <&cru ACLK_GIC_PRE>,
377 <&cru PCLK_DDR>,
378 <&cru ACLK_HDCP>,
379 <&cru ACLK_VDU>;
380 assigned-clock-rates =
381 <600000000>, <1600000000>,
382 <1000000000>,
383 <150000000>, <75000000>,
384 <37500000>,
385 <100000000>, <100000000>,
386 <50000000>, <800000000>,
387 <100000000>, <50000000>,
388 <400000000>,
389 <200000000>,
390 <200000000>,
391 <400000000>,
392 <400000000>;
393 };
394
395 /* The center supply is fixed to .9V on scarlet */
396 &dmc {
397 center-supply = <&pp900_s0>;
398 };
399
400 /* We don't need .925 V for 928 MHz on scarlet */
401 &dmc_opp_table {
402 opp03 {
403 opp-microvolt = <900000>;
404 };
405 };
406
407 &gpio0 {
408 gpio-line-names = /* GPIO0 A 0-7 */
409 "CLK_32K_AP",
410 "EC_IN_RW_OD",
411 "SPK_PA_EN",
412 "WLAN_PERST_1V8_L",
413 "WLAN_PD_1V8_L",
414 "WLAN_RF_KILL_1V8_L",
415 "BIGCPU_DVS_PWM",
416 "SD_CD_L_JTAG_EN",
417
418 /* GPIO0 B 0-5 */
419 "BT_EN_BT_RF_KILL_1V8_L",
420 "PMUIO2_33_18_L_PP3300_S0_EN",
421 "TOUCH_RESET_L",
422 "AP_EC_WARM_RESET_REQ",
423 "PEN_RESET_L",
424 /*
425 * AP_FLASH_WP_L is crossystem ABI. Schematics call
426 * it AP_FLASH_WP_R_ODL.
427 */
428 "AP_FLASH_WP_L";
429 };
430
431 &gpio1 {
432 gpio-line-names = /* GPIO1 A 0-7 */
433 "PEN_INT_ODL",
434 "PEN_EJECT_ODL",
435 "BT_HOST_WAKE_1V8_L",
436 "WLAN_HOST_WAKE_1V8_L",
437 "TOUCH_INT_ODL",
438 "AP_EC_S3_S0_L",
439 "AP_EC_OVERTEMP",
440 "AP_SPI_FLASH_MISO",
441
442 /* GPIO1 B 0-7 */
443 "AP_SPI_FLASH_MOSI_R",
444 "AP_SPI_FLASH_CLK_R",
445 "AP_SPI_FLASH_CS_L_R",
446 "SD_CARD_DET_ODL",
447 "",
448 "AP_EXPANSION_IO1",
449 "AP_EXPANSION_IO2",
450 "AP_I2C_DISP_SDA",
451
452 /* GPIO1 C 0-7 */
453 "AP_I2C_DISP_SCL",
454 "H1_INT_ODL",
455 "EC_AP_INT_ODL",
456 "LITCPU_DVS_PWM",
457 "AP_I2C_AUDIO_SDA",
458 "AP_I2C_AUDIO_SCL",
459 "AP_EXPANSION_IO3",
460 "HEADSET_INT_ODL",
461
462 /* GPIO1 D0 */
463 "AP_EXPANSION_IO4";
464 };
465
466 &gpio2 {
467 gpio-line-names = /* GPIO2 A 0-7 */
468 "AP_I2C_PEN_SDA",
469 "AP_I2C_PEN_SCL",
470 "SD_IO_PWR_EN",
471 "UCAM_RST_L",
472 "PP1250_CAM_EN",
473 "WCAM_RST_L",
474 "AP_EXPANSION_IO5",
475 "AP_I2C_CAM_SDA",
476
477 /* GPIO2 B 0-7 */
478 "AP_I2C_CAM_SCL",
479 "AP_H1_SPI_MISO",
480 "AP_H1_SPI_MOSI",
481 "AP_H1_SPI_CLK",
482 "AP_H1_SPI_CS_L",
483 "",
484 "",
485 "",
486
487 /* GPIO2 C 0-7 */
488 "UART_EXPANSION_TX_AP_RX",
489 "UART_AP_TX_EXPANSION_RX",
490 "UART_EXPANSION_RTS_AP_CTS",
491 "UART_AP_RTS_EXPANSION_CTS",
492 "AP_SPI_EC_MISO",
493 "AP_SPI_EC_MOSI",
494 "AP_SPI_EC_CLK",
495 "AP_SPI_EC_CS_L",
496
497 /* GPIO2 D 0-4 */
498 "PP2800_CAM_EN",
499 "CLK_24M_CAM",
500 "WLAN_PCIE_CLKREQ_1V8_L",
501 "",
502 "SD_PWR_3000_1800_L";
503 };
504
505 &gpio3 {
506 gpio-line-names = /* GPIO3 A 0-7 */
507 "",
508 "",
509 "",
510 "",
511 "",
512 "",
513 "",
514 "",
515
516 /* GPIO3 B 0-7 */
517 "",
518 "",
519 "",
520 "",
521 "",
522 "",
523 "",
524 "",
525
526 /* GPIO3 C 0-7 */
527 "",
528 "",
529 "",
530 "",
531 "",
532 "",
533 "",
534 "",
535
536 /* GPIO3 D 0-7 */
537 "I2S0_SCLK",
538 "I2S0_LRCK_RX",
539 "I2S0_LRCK_TX",
540 "I2S0_SDI_0",
541 "STRAP_LCDBIAS_L",
542 "STRAP_FEATURE_1",
543 "STRAP_FEATURE_2",
544 "I2S0_SDO_0";
545 };
546
547 &gpio4 {
548 gpio-line-names = /* GPIO4 A 0-7 */
549 "I2S_MCLK",
550 "AP_I2C_EXPANSION_SDA",
551 "AP_I2C_EXPANSION_SCL",
552 "DMIC_EN",
553 "",
554 "",
555 "",
556 "",
557
558 /* GPIO4 B 0-7 */
559 "",
560 "",
561 "",
562 "",
563 "",
564 "",
565 "",
566 "",
567
568 /* GPIO4 C 0-7 */
569 "AP_I2C_TS_SDA",
570 "AP_I2C_TS_SCL",
571 "GPU_DVS_PWM",
572 "UART_DBG_TX_AP_RX",
573 "UART_AP_TX_DBG_RX",
574 "BL_EN",
575 "BL_PWM",
576 "",
577
578 /* GPIO4 D 0-5 */
579 "",
580 "DISPLAY_RST_L",
581 "",
582 "PPVARP_LCD_EN",
583 "PPVARN_LCD_EN",
584 "SD_SLOT_PWR_EN";
585 };
586
587 &i2c_tunnel {
588 google,remote-bus = <0>;
589 };
590
591 &io_domains {
592 bt656-supply = <&pp1800_s0>; /* APIO2_VDD; 2a 2b */
593 audio-supply = <&pp1800_s0>; /* APIO5_VDD; 3d 4a */
594 gpio1830-supply = <&pp1800_s0>; /* APIO4_VDD; 4c 4d */
595 };
596
597 &isp0 {
598 status = "okay";
599
600 ports {
601 port@0 {
602 mipi_in_wcam: endpoint@0 {
603 reg = <0>;
604 remote-endpoint = <&wcam_out>;
605 data-lanes = <1 2>;
606 };
607
608 mipi_in_ucam: endpoint@1 {
609 reg = <1>;
610 remote-endpoint = <&ucam_out>;
611 data-lanes = <1>;
612 };
613 };
614 };
615 };
616
617 &isp0_mmu {
618 status = "okay";
619 };
620
621 &max98357a {
622 sdmode-gpios = <&gpio0 2 GPIO_ACTIVE_HIGH>;
623 };
624
625 &mipi_dphy_rx0 {
626 status = "okay";
627 };
628
629 &mipi_dsi {
630 status = "okay";
631 clock-master;
632
633 ports {
634 mipi_out: port@1 {
635 reg = <1>;
636
637 mipi_out_panel: endpoint {
638 remote-endpoint = <&mipi_in_panel>;
639 };
640 };
641 };
642
643 mipi_panel: panel@0 {
644 /* 2 different panels are used, compatibles are in dts files */
645 reg = <0>;
646 backlight = <&backlight>;
647 enable-gpios = <&gpio4 25 GPIO_ACTIVE_HIGH>;
648 pinctrl-names = "default";
649 pinctrl-0 = <&display_rst_l>;
650
651 ports {
652 #address-cells = <1>;
653 #size-cells = <0>;
654
655 port@0 {
656 reg = <0>;
657
658 mipi_in_panel: endpoint {
659 remote-endpoint = <&mipi_out_panel>;
660 };
661 };
662
663 port@1 {
664 reg = <1>;
665
666 mipi1_in_panel: endpoint {
667 remote-endpoint = <&mipi1_out_panel>;
668 };
669 };
670 };
671 };
672 };
673
674 &mipi_dsi1 {
675 status = "okay";
676
677 ports {
678 mipi1_out: port@1 {
679 reg = <1>;
680
681 mipi1_out_panel: endpoint {
682 remote-endpoint = <&mipi1_in_panel>;
683 };
684 };
685 };
686 };
687
688 &pcie0 {
689 ep-gpios = <&gpio0 3 GPIO_ACTIVE_HIGH>;
690
691 /* PERST# asserted in S3 */
692
693 vpcie3v3-supply = <&wlan_3v3>;
694 vpcie1v8-supply = <&pp1800_pcie>;
695 };
696
697 &sdmmc {
698 cd-gpios = <&gpio1 11 GPIO_ACTIVE_LOW>;
699 };
700
701 &sound {
702 rockchip,codec = <&max98357a &dmic &codec &cdn_dp>;
703 };
704
705 &spi2 {
706 status = "okay";
707
708 tpm@0 {
709 compatible = "google,cr50";
710 reg = <0>;
711 interrupt-parent = <&gpio1>;
712 interrupts = <17 IRQ_TYPE_EDGE_RISING>;
713 pinctrl-names = "default";
714 pinctrl-0 = <&h1_int_od_l>;
715 spi-max-frequency = <800000>;
716 };
717 };
718
719 &usb_host0_ohci {
720 #address-cells = <1>;
721 #size-cells = <0>;
722
723 qca_bt: bluetooth@1 {
724 compatible = "usbcf3,e300", "usb4ca,301a";
725 reg = <1>;
726 pinctrl-names = "default";
727 pinctrl-0 = <&bt_host_wake_l>;
728 interrupt-parent = <&gpio1>;
729 interrupts = <2 IRQ_TYPE_LEVEL_HIGH>;
730 interrupt-names = "wakeup";
731 };
732 };
733
734 /* PINCTRL OVERRIDES */
735 &ap_fw_wp {
736 rockchip,pins = <0 RK_PB5 RK_FUNC_GPIO &pcfg_pull_none>;
737 };
738
739 &bl_en {
740 rockchip,pins = <4 RK_PC5 RK_FUNC_GPIO &pcfg_pull_none>;
741 };
742
743 &bt_host_wake_l {
744 rockchip,pins = <1 RK_PA2 RK_FUNC_GPIO &pcfg_pull_none>;
745 };
746
747 &ec_ap_int_l {
748 rockchip,pins = <1 RK_PC2 RK_FUNC_GPIO &pcfg_pull_up>;
749 };
750
751 &headset_int_l {
752 rockchip,pins = <1 RK_PC7 RK_FUNC_GPIO &pcfg_pull_up>;
753 };
754
755 &i2s0_8ch_bus {
756 rockchip,pins =
757 <3 RK_PD0 1 &pcfg_pull_none_6ma>,
758 <3 RK_PD1 1 &pcfg_pull_none_6ma>,
759 <3 RK_PD2 1 &pcfg_pull_none_6ma>,
760 <3 RK_PD3 1 &pcfg_pull_none_6ma>,
761 <3 RK_PD7 1 &pcfg_pull_none_6ma>,
762 <4 RK_PA0 1 &pcfg_pull_none_6ma>;
763 };
764
765 &i2s0_8ch_bus_bclk_off {
766 rockchip,pins =
767 <3 RK_PD0 RK_FUNC_GPIO &pcfg_pull_none_6ma>,
768 <3 RK_PD1 1 &pcfg_pull_none_6ma>,
769 <3 RK_PD2 1 &pcfg_pull_none_6ma>,
770 <3 RK_PD3 1 &pcfg_pull_none_6ma>,
771 <3 RK_PD7 1 &pcfg_pull_none_6ma>,
772 <4 RK_PA0 1 &pcfg_pull_none_6ma>;
773 };
774
775 /* there is no external pull up, so need to set this pin pull up */
776 &sdmmc_cd_pin {
777 rockchip,pins = <1 RK_PB3 RK_FUNC_GPIO &pcfg_pull_up>;
778 };
779
780 &sd_pwr_1800_sel {
781 rockchip,pins = <2 RK_PD4 RK_FUNC_GPIO &pcfg_pull_up>;
782 };
783
784 &sdmode_en {
785 rockchip,pins = <0 RK_PA2 RK_FUNC_GPIO &pcfg_pull_down>;
786 };
787
788 &touch_reset_l {
789 rockchip,pins = <0 RK_PB2 RK_FUNC_GPIO &pcfg_pull_down>;
790 };
791
792 &touch_int_l {
793 rockchip,pins = <1 RK_PA4 RK_FUNC_GPIO &pcfg_pull_down>;
794 };
795
796 &pinctrl {
797 pinctrl-0 = <
798 &ap_pwroff /* AP will auto-assert this when in S3 */
799 &clk_32k /* This pin is always 32k on gru boards */
800 &wlan_rf_kill_1v8_l
801 >;
802
803 pcfg_pull_none_6ma: pcfg-pull-none-6ma {
804 bias-disable;
805 drive-strength = <6>;
806 };
807
808 camera {
809 pp1250_cam_en: pp1250-dvdd {
810 rockchip,pins = <2 RK_PA4 RK_FUNC_GPIO &pcfg_pull_none>;
811 };
812
813 pp2800_cam_en: pp2800-avdd {
814 rockchip,pins = <2 RK_PD0 RK_FUNC_GPIO &pcfg_pull_none>;
815 };
816
817 ucam_rst: ucam_rst {
818 rockchip,pins = <2 RK_PA3 RK_FUNC_GPIO &pcfg_pull_none>;
819 };
820
821 wcam_rst: wcam_rst {
822 rockchip,pins = <2 RK_PA5 RK_FUNC_GPIO &pcfg_pull_none>;
823 };
824 };
825
826 digitizer {
827 pen_int_odl: pen-int-odl {
828 rockchip,pins = <1 RK_PA0 RK_FUNC_GPIO &pcfg_pull_up>;
829 };
830
831 pen_reset_l: pen-reset-l {
832 rockchip,pins = <0 RK_PB4 RK_FUNC_GPIO &pcfg_pull_none>;
833 };
834 };
835
836 discrete-regulators {
837 display_rst_l: display-rst-l {
838 rockchip,pins = <4 RK_PD1 RK_FUNC_GPIO &pcfg_pull_down>;
839 };
840
841 ppvarp_lcd_en: ppvarp-lcd-en {
842 rockchip,pins = <4 RK_PD3 RK_FUNC_GPIO &pcfg_pull_none>;
843 };
844
845 ppvarn_lcd_en: ppvarn-lcd-en {
846 rockchip,pins = <4 RK_PD4 RK_FUNC_GPIO &pcfg_pull_none>;
847 };
848 };
849
850 dmic {
851 dmic_en: dmic-en {
852 rockchip,pins = <4 RK_PA3 RK_FUNC_GPIO &pcfg_pull_none>;
853 };
854 };
855
856 pen {
857 pen_eject_odl: pen-eject-odl {
858 rockchip,pins = <1 RK_PA1 RK_FUNC_GPIO &pcfg_pull_up>;
859 };
860 };
861
862 tpm {
863 h1_int_od_l: h1-int-od-l {
864 rockchip,pins = <1 RK_PC1 RK_FUNC_GPIO &pcfg_pull_up>;
865 };
866 };
867 };
868
869 &wifi {
870 bt_en_1v8_l: bt-en-1v8-l {
871 rockchip,pins = <0 RK_PB0 RK_FUNC_GPIO &pcfg_pull_none>;
872 };
873
874 wlan_pd_1v8_l: wlan-pd-1v8-l {
875 rockchip,pins = <0 RK_PA4 RK_FUNC_GPIO &pcfg_pull_none>;
876 };
877
878 /* Default pull-up, but just to be clear */
879 wlan_rf_kill_1v8_l: wlan-rf-kill-1v8-l {
880 rockchip,pins = <0 RK_PA5 RK_FUNC_GPIO &pcfg_pull_up>;
881 };
882
883 wifi_perst_l: wifi-perst-l {
884 rockchip,pins = <0 RK_PA3 RK_FUNC_GPIO &pcfg_pull_none>;
885 };
886
887 wlan_host_wake_l: wlan-host-wake-l {
888 rockchip,pins = <1 RK_PA3 RK_FUNC_GPIO &pcfg_pull_up>;
889 };
890 };
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