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		pwm-delay-us = <10000>;
171	};
172
173	dmic: dmic {
174		compatible = "dmic-codec";
175		dmicen-gpios = <&gpio4 3 GPIO_ACTIVE_HIGH>;
176		pinctrl-names = "default";
177		pinctrl-0 = <&dmic_en>;
178		wakeup-delay-ms = <250>;
179	};
180
181	gpio_keys: gpio-keys {
182		compatible = "gpio-keys";
183		pinctrl-names = "default";
184		pinctrl-0 = <&pen_eject_odl>;
185
186		switch-pen-insert {
187			label = "Pen Insert";
188			/* Insert = low, eject = high */
189			gpios = <&gpio1 1 GPIO_ACTIVE_LOW>;
190			linux,code = <SW_PEN_INSERTED>;
191			linux,input-type = <EV_SW>;
192			wakeup-source;
193		};
194	};
195};
196
197/* pp900_s0 aliases */
198pp900_ddrpll_ap: &pp900_s0 {
199};
200pp900_pcie: &pp900_s0 {
201};
202pp900_usb: &pp900_s0 {
203};
204
205/* pp900_s3 aliases */
206pp900_emmcpll: &pp900_s3 {
207};
208
209/* EC turns on; alias for pp1800_s0 */
210pp1800_pcie: &pp1800_s0 {
211};
212
213/* On scarlet PPVAR(big_cpu, lit_cpu, gpu) need to adjust voltage ranges */
214&ppvar_bigcpu {
215	ctrl-voltage-range = <800074 1299226>;
216	regulator-min-microvolt = <800074>;
217	regulator-max-microvolt = <1299226>;
218};
219
220&ppvar_bigcpu_pwm {
221	/* On scarlet ppvar big cpu use pwm3 */
222	pwms = <&pwm3 0 3337 0>;
223	regulator-min-microvolt = <800074>;
224	regulator-max-microvolt = <1299226>;
225};
226
227&ppvar_litcpu {
228	ctrl-voltage-range = <802122 1199620>;
229	regulator-min-microvolt = <802122>;
230	regulator-max-microvolt = <1199620>;
231};
232
233&ppvar_litcpu_pwm {
234	regulator-min-microvolt = <802122>;
235	regulator-max-microvolt = <1199620>;
236};
237
238&ppvar_gpu {
239	ctrl-voltage-range = <799600 1099600>;
240	regulator-min-microvolt = <799600>;
241	regulator-max-microvolt = <1099600>;
242};
243
244&ppvar_gpu_pwm {
245	regulator-min-microvolt = <799600>;
246	regulator-max-microvolt = <1099600>;
247};
248
249&ppvar_sd_card_io {
250	states = <1800000 0x0>, <3300000 0x1>;
251	regulator-max-microvolt = <3300000>;
252};
253
254&pp3000_sd_slot {
255	vin-supply = <&pp3300>;
256};
257
258ap_i2c_dig: &i2c2 {
259	status = "okay";
260
261	clock-frequency = <400000>;
262
263	/* These are relatively safe rise/fall times. */
264	i2c-scl-falling-time-ns = <50>;
265	i2c-scl-rising-time-ns = <300>;
266
267	digitizer: digitizer@9 {
268		compatible = "hid-over-i2c";
269		reg = <0x9>;
270		interrupt-parent = <&gpio1>;
271		interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
272		hid-descr-addr = <0x1>;
273		pinctrl-names = "default";
274		pinctrl-0 = <&pen_int_odl &pen_reset_l>;
275	};
276};
277
278&ap_i2c_ts {
279	touchscreen: touchscreen@10 {
280		compatible = "elan,ekth3500";
281		reg = <0x10>;
282		interrupt-parent = <&gpio1>;
283		interrupts = <4 IRQ_TYPE_LEVEL_LOW>;
284		pinctrl-names = "default";
285		pinctrl-0 = <&touch_int_l &touch_reset_l>;
286		reset-gpios = <&gpio0 10 GPIO_ACTIVE_LOW>;
287	};
288};
289
290camera: &i2c7 {
291	status = "okay";
292
293	clock-frequency = <400000>;
294
295	/* These are relatively safe rise/fall times; TODO: measure */
296	i2c-scl-falling-time-ns = <50>;
297	i2c-scl-rising-time-ns = <300>;
298
299	/* 24M mclk is shared between world and user cameras */
300	pinctrl-0 = <&i2c7_xfer &test_clkout1>;
301
302	/* Rear-facing camera */
303	wcam: camera@36 {
304		compatible = "ovti,ov5695";
305		reg = <0x36>;
306		pinctrl-names = "default";
307		pinctrl-0 = <&wcam_rst>;
308
309		clocks = <&cru SCLK_TESTCLKOUT1>;
310		clock-names = "xvclk";
311
312		avdd-supply = <&pp2800_cam>;
313		dvdd-supply = <&pp1250_cam>;
314		dovdd-supply = <&pp1800_s0>;
315		reset-gpios = <&gpio2 5 GPIO_ACTIVE_LOW>;
316
317		port {
318			wcam_out: endpoint {
319				remote-endpoint = <&mipi_in_wcam>;
320				data-lanes = <1 2>;
321			};
322		};
323	};
324
325	/* Front-facing camera */
326	ucam: camera@3c {
327		compatible = "ovti,ov2685";
328		reg = <0x3c>;
329		pinctrl-names = "default";
330		pinctrl-0 = <&ucam_rst>;
331
332		clocks = <&cru SCLK_TESTCLKOUT1>;
333		clock-names = "xvclk";
334
335		avdd-supply = <&pp2800_cam>;
336		dovdd-supply = <&pp1800_s0>;
337		dvdd-supply = <&pp1800_s0>;
338		reset-gpios = <&gpio2 3 GPIO_ACTIVE_LOW>;
339
340		port {
341			ucam_out: endpoint {
342				remote-endpoint = <&mipi_in_ucam>;
343				data-lanes = <1>;
344			};
345		};
346	};
347};
348
349&cdn_dp {
350	extcon = <&usbc_extcon0>;
351	phys = <&tcphy0_dp>;
352};
353
354&cpu_alert0 {
355	temperature = <66000>;
356};
357
358&cpu_alert1 {
359	temperature = <71000>;
360};
361
362&cros_ec {
363	interrupt-parent = <&gpio1>;
364	interrupts = <18 IRQ_TYPE_LEVEL_LOW>;
365};
366
367&cru {
368	assigned-clocks =
369		<&cru PLL_GPLL>, <&cru PLL_CPLL>,
370		<&cru PLL_NPLL>,
371		<&cru ACLK_PERIHP>, <&cru HCLK_PERIHP>,
372		<&cru PCLK_PERIHP>,
373		<&cru ACLK_PERILP0>, <&cru HCLK_PERILP0>,
374		<&cru PCLK_PERILP0>, <&cru ACLK_CCI>,
375		<&cru HCLK_PERILP1>, <&cru PCLK_PERILP1>,
376		<&cru ACLK_VIO>,
377		<&cru ACLK_GIC_PRE>,
378		<&cru PCLK_DDR>,
379		<&cru ACLK_HDCP>,
380		<&cru ACLK_VDU>;
381	assigned-clock-rates =
382		<600000000>, <1600000000>,
383		<1000000000>,
384		<150000000>, <75000000>,
385		<37500000>,
386		<100000000>, <100000000>,
387		<50000000>, <800000000>,
388		<100000000>, <50000000>,
389		<400000000>,
390		<200000000>,
391		<200000000>,
392		<400000000>,
393		<400000000>;
394};
395
396/* The center supply is fixed to .9V on scarlet */
397&dmc {
398	center-supply = <&pp900_s0>;
399};
400
401/* We don't need .925 V for 928 MHz on scarlet */
402&dmc_opp_table {
403	opp03 {
404		opp-microvolt = <900000>;
405	};
406};
407
408&gpio0 {
409	gpio-line-names = /* GPIO0 A 0-7 */
410			  "CLK_32K_AP",
411			  "EC_IN_RW_OD",
412			  "SPK_PA_EN",
413			  "WLAN_PERST_1V8_L",
414			  "WLAN_PD_1V8_L",
415			  "WLAN_RF_KILL_1V8_L",
416			  "BIGCPU_DVS_PWM",
417			  "SD_CD_L_JTAG_EN",
418
419			  /* GPIO0 B 0-5 */
420			  "BT_EN_BT_RF_KILL_1V8_L",
421			  "PMUIO2_33_18_L_PP3300_S0_EN",
422			  "TOUCH_RESET_L",
423			  "AP_EC_WARM_RESET_REQ",
424			  "PEN_RESET_L",
425			  /*
426			   * AP_FLASH_WP_L is crossystem ABI. Schematics call
427			   * it AP_FLASH_WP_R_ODL.
428			   */
429			  "AP_FLASH_WP_L";
430};
431
432&gpio1 {
433	gpio-line-names = /* GPIO1 A 0-7 */
434			  "PEN_INT_ODL",
435			  "PEN_EJECT_ODL",
436			  "BT_HOST_WAKE_1V8_L",
437			  "WLAN_HOST_WAKE_1V8_L",
438			  "TOUCH_INT_ODL",
439			  "AP_EC_S3_S0_L",
440			  "AP_EC_OVERTEMP",
441			  "AP_SPI_FLASH_MISO",
442
443			  /* GPIO1 B 0-7 */
444			  "AP_SPI_FLASH_MOSI_R",
445			  "AP_SPI_FLASH_CLK_R",
446			  "AP_SPI_FLASH_CS_L_R",
447			  "SD_CARD_DET_ODL",
448			  "",
449			  "AP_EXPANSION_IO1",
450			  "AP_EXPANSION_IO2",
451			  "AP_I2C_DISP_SDA",
452
453			  /* GPIO1 C 0-7 */
454			  "AP_I2C_DISP_SCL",
455			  "H1_INT_ODL",
456			  "EC_AP_INT_ODL",
457			  "LITCPU_DVS_PWM",
458			  "AP_I2C_AUDIO_SDA",
459			  "AP_I2C_AUDIO_SCL",
460			  "AP_EXPANSION_IO3",
461			  "HEADSET_INT_ODL",
462
463			  /* GPIO1 D0 */
464			  "AP_EXPANSION_IO4";
465};
466
467&gpio2 {
468	gpio-line-names = /* GPIO2 A 0-7 */
469			  "AP_I2C_PEN_SDA",
470			  "AP_I2C_PEN_SCL",
471			  "SD_IO_PWR_EN",
472			  "UCAM_RST_L",
473			  "PP1250_CAM_EN",
474			  "WCAM_RST_L",
475			  "AP_EXPANSION_IO5",
476			  "AP_I2C_CAM_SDA",
477
478			  /* GPIO2 B 0-7 */
479			  "AP_I2C_CAM_SCL",
480			  "AP_H1_SPI_MISO",
481			  "AP_H1_SPI_MOSI",
482			  "AP_H1_SPI_CLK",
483			  "AP_H1_SPI_CS_L",
484			  "",
485			  "",
486			  "",
487
488			  /* GPIO2 C 0-7 */
489			  "UART_EXPANSION_TX_AP_RX",
490			  "UART_AP_TX_EXPANSION_RX",
491			  "UART_EXPANSION_RTS_AP_CTS",
492			  "UART_AP_RTS_EXPANSION_CTS",
493			  "AP_SPI_EC_MISO",
494			  "AP_SPI_EC_MOSI",
495			  "AP_SPI_EC_CLK",
496			  "AP_SPI_EC_CS_L",
497
498			  /* GPIO2 D 0-4 */
499			  "PP2800_CAM_EN",
500			  "CLK_24M_CAM",
501			  "WLAN_PCIE_CLKREQ_1V8_L",
502			  "",
503			  "SD_PWR_3000_1800_L";
504};
505
506&gpio3 {
507	gpio-line-names = /* GPIO3 A 0-7 */
508			  "",
509			  "",
510			  "",
511			  "",
512			  "",
513			  "",
514			  "",
515			  "",
516
517			  /* GPIO3 B 0-7 */
518			  "",
519			  "",
520			  "",
521			  "",
522			  "",
523			  "",
524			  "",
525			  "",
526
527			  /* GPIO3 C 0-7 */
528			  "",
529			  "",
530			  "",
531			  "",
532			  "",
533			  "",
534			  "",
535			  "",
536
537			  /* GPIO3 D 0-7 */
538			  "I2S0_SCLK",
539			  "I2S0_LRCK_RX",
540			  "I2S0_LRCK_TX",
541			  "I2S0_SDI_0",
542			  "STRAP_LCDBIAS_L",
543			  "STRAP_FEATURE_1",
544			  "STRAP_FEATURE_2",
545			  "I2S0_SDO_0";
546};
547
548&gpio4 {
549	gpio-line-names = /* GPIO4 A 0-7 */
550			  "I2S_MCLK",
551			  "AP_I2C_EXPANSION_SDA",
552			  "AP_I2C_EXPANSION_SCL",
553			  "DMIC_EN",
554			  "",
555			  "",
556			  "",
557			  "",
558
559			  /* GPIO4 B 0-7 */
560			  "",
561			  "",
562			  "",
563			  "",
564			  "",
565			  "",
566			  "",
567			  "",
568
569			  /* GPIO4 C 0-7 */
570			  "AP_I2C_TS_SDA",
571			  "AP_I2C_TS_SCL",
572			  "GPU_DVS_PWM",
573			  "UART_DBG_TX_AP_RX",
574			  "UART_AP_TX_DBG_RX",
575			  "BL_EN",
576			  "BL_PWM",
577			  "",
578
579			  /* GPIO4 D 0-5 */
580			  "",
581			  "DISPLAY_RST_L",
582			  "",
583			  "PPVARP_LCD_EN",
584			  "PPVARN_LCD_EN",
585			  "SD_SLOT_PWR_EN";
586};
587
588&i2c_tunnel {
589	google,remote-bus = <0>;
590};
591
592&io_domains {
593	bt656-supply = <&pp1800_s0>;		/* APIO2_VDD;  2a 2b */
594	audio-supply = <&pp1800_s0>;		/* APIO5_VDD;  3d 4a */
595	gpio1830-supply = <&pp1800_s0>;		/* APIO4_VDD;  4c 4d */
596};
597
598&isp0 {
599	status = "okay";
600
601	ports {
602		port@0 {
603			mipi_in_wcam: endpoint@0 {
604				reg = <0>;
605				remote-endpoint = <&wcam_out>;
606				data-lanes = <1 2>;
607			};
608
609			mipi_in_ucam: endpoint@1 {
610				reg = <1>;
611				remote-endpoint = <&ucam_out>;
612				data-lanes = <1>;
613			};
614		};
615	};
616};
617
618&isp0_mmu {
619	status = "okay";
620};
621
622&max98357a {
623	sdmode-gpios = <&gpio0 2 GPIO_ACTIVE_HIGH>;
624};
625
626&mipi_dphy_rx0 {
627	status = "okay";
628};
629
630&mipi_dsi {
631	status = "okay";
632	clock-master;
633
634	ports {
635		mipi_out: port@1 {
636			reg = <1>;
637
638			mipi_out_panel: endpoint {
639				remote-endpoint = <&mipi_in_panel>;
640			};
641		};
642	};
643
644	mipi_panel: panel@0 {
645		/* 2 different panels are used, compatibles are in dts files */
646		reg = <0>;
647		backlight = <&backlight>;
648		enable-gpios = <&gpio4 25 GPIO_ACTIVE_HIGH>;
649		pinctrl-names = "default";
650		pinctrl-0 = <&display_rst_l>;
651
652		ports {
653			#address-cells = <1>;
654			#size-cells = <0>;
655
656			port@0 {
657				reg = <0>;
658
659				mipi_in_panel: endpoint {
660					remote-endpoint = <&mipi_out_panel>;
661				};
662			};
663
664			port@1 {
665				reg = <1>;
666
667				mipi1_in_panel: endpoint@1 {
668					remote-endpoint = <&mipi1_out_panel>;
669				};
670			};
671		};
672	};
673};
674
675&mipi_dsi1 {
676	status = "okay";
677
678	ports {
679		mipi1_out: port@1 {
680			reg = <1>;
681
682			mipi1_out_panel: endpoint {
683				remote-endpoint = <&mipi1_in_panel>;
684			};
685		};
686	};
687};
688
689&pcie0 {
690	ep-gpios = <&gpio0 3 GPIO_ACTIVE_HIGH>;
691
692	/* PERST# asserted in S3 */
693	pcie-reset-suspend = <1>;
694
695	vpcie3v3-supply = <&wlan_3v3>;
696	vpcie1v8-supply = <&pp1800_pcie>;
697};
698
699&sdmmc {
700	cd-gpios = <&gpio1 11 GPIO_ACTIVE_LOW>;
701};
702
703&sound {
704	rockchip,codec = <&max98357a &dmic &codec &cdn_dp>;
705};
706
707&spi2 {
708	status = "okay";
709
710	cr50@0 {
711		compatible = "google,cr50";
712		reg = <0>;
713		interrupt-parent = <&gpio1>;
714		interrupts = <17 IRQ_TYPE_EDGE_RISING>;
715		pinctrl-names = "default";
716		pinctrl-0 = <&h1_int_od_l>;
717		spi-max-frequency = <800000>;
718	};
719};
720
721&usb_host0_ohci {
722	#address-cells = <1>;
723	#size-cells = <0>;
724
725	qca_bt: bluetooth@1 {
726		compatible = "usbcf3,e300", "usb4ca,301a";
727		reg = <1>;
728		pinctrl-names = "default";
729		pinctrl-0 = <&bt_host_wake_l>;
730		interrupt-parent = <&gpio1>;
731		interrupts = <2 IRQ_TYPE_LEVEL_HIGH>;
732		interrupt-names = "wakeup";
733	};
734};
735
736/* PINCTRL OVERRIDES */
737&ap_fw_wp {
738	rockchip,pins = <0 RK_PB5 RK_FUNC_GPIO &pcfg_pull_none>;
739};
740
741&bl_en {
742	rockchip,pins = <4 RK_PC5 RK_FUNC_GPIO &pcfg_pull_none>;
743};
744
745&bt_host_wake_l {
746	rockchip,pins = <1 RK_PA2 RK_FUNC_GPIO &pcfg_pull_none>;
747};
748
749&ec_ap_int_l {
750	rockchip,pins = <1 RK_PC2 RK_FUNC_GPIO &pcfg_pull_up>;
751};
752
753&headset_int_l {
754	rockchip,pins = <1 RK_PC7 RK_FUNC_GPIO &pcfg_pull_up>;
755};
756
757&i2s0_8ch_bus {
758	rockchip,pins =
759		<3 RK_PD0 1 &pcfg_pull_none_6ma>,
760		<3 RK_PD1 1 &pcfg_pull_none_6ma>,
761		<3 RK_PD2 1 &pcfg_pull_none_6ma>,
762		<3 RK_PD3 1 &pcfg_pull_none_6ma>,
763		<3 RK_PD7 1 &pcfg_pull_none_6ma>,
764		<4 RK_PA0 1 &pcfg_pull_none_6ma>;
765};
766
767&i2s0_8ch_bus_bclk_off {
768	rockchip,pins =
769		<3 RK_PD0 RK_FUNC_GPIO &pcfg_pull_none_6ma>,
770		<3 RK_PD1 1 &pcfg_pull_none_6ma>,
771		<3 RK_PD2 1 &pcfg_pull_none_6ma>,
772		<3 RK_PD3 1 &pcfg_pull_none_6ma>,
773		<3 RK_PD7 1 &pcfg_pull_none_6ma>,
774		<4 RK_PA0 1 &pcfg_pull_none_6ma>;
775};
776
777/* there is no external pull up, so need to set this pin pull up */
778&sdmmc_cd_pin {
779	rockchip,pins = <1 RK_PB3 RK_FUNC_GPIO &pcfg_pull_up>;
780};
781
782&sd_pwr_1800_sel {
783	rockchip,pins = <2 RK_PD4 RK_FUNC_GPIO &pcfg_pull_up>;
784};
785
786&sdmode_en {
787	rockchip,pins = <0 RK_PA2 RK_FUNC_GPIO &pcfg_pull_down>;
788};
789
790&touch_reset_l {
791	rockchip,pins = <0 RK_PB2 RK_FUNC_GPIO &pcfg_pull_down>;
792};
793
794&touch_int_l {
795	rockchip,pins = <1 RK_PA4 RK_FUNC_GPIO &pcfg_pull_down>;
796};
797
798&pinctrl {
799	pinctrl-0 = <
800		&ap_pwroff	/* AP will auto-assert this when in S3 */
801		&clk_32k	/* This pin is always 32k on gru boards */
802		&wlan_rf_kill_1v8_l
803	>;
804
805	pcfg_pull_none_6ma: pcfg-pull-none-6ma {
806		bias-disable;
807		drive-strength = <6>;
808	};
809
810	camera {
811		pp1250_cam_en: pp1250-dvdd {
812			rockchip,pins = <2 RK_PA4 RK_FUNC_GPIO &pcfg_pull_none>;
813		};
814
815		pp2800_cam_en: pp2800-avdd {
816			rockchip,pins = <2 RK_PD0 RK_FUNC_GPIO &pcfg_pull_none>;
817		};
818
819		ucam_rst: ucam_rst {
820			rockchip,pins = <2 RK_PA3 RK_FUNC_GPIO &pcfg_pull_none>;
821		};
822
823		wcam_rst: wcam_rst {
824			rockchip,pins = <2 RK_PA5 RK_FUNC_GPIO &pcfg_pull_none>;
825		};
826	};
827
828	digitizer {
829		pen_int_odl: pen-int-odl {
830			rockchip,pins = <1 RK_PA0 RK_FUNC_GPIO &pcfg_pull_up>;
831		};
832
833		pen_reset_l: pen-reset-l {
834			rockchip,pins = <0 RK_PB4 RK_FUNC_GPIO &pcfg_pull_none>;
835		};
836	};
837
838	discrete-regulators {
839		display_rst_l: display-rst-l {
840			rockchip,pins = <4 RK_PD1 RK_FUNC_GPIO &pcfg_pull_down>;
841		};
842
843		ppvarp_lcd_en: ppvarp-lcd-en {
844			rockchip,pins = <4 RK_PD3 RK_FUNC_GPIO &pcfg_pull_none>;
845		};
846
847		ppvarn_lcd_en: ppvarn-lcd-en {
848			rockchip,pins = <4 RK_PD4 RK_FUNC_GPIO &pcfg_pull_none>;
849		};
850	};
851
852	dmic {
853		dmic_en: dmic-en {
854			rockchip,pins = <4 RK_PA3 RK_FUNC_GPIO &pcfg_pull_none>;
855		};
856	};
857
858	pen {
859		pen_eject_odl: pen-eject-odl {
860			rockchip,pins = <1 RK_PA1 RK_FUNC_GPIO &pcfg_pull_up>;
861		};
862	};
863
864	tpm {
865		h1_int_od_l: h1-int-od-l {
866			rockchip,pins = <1 RK_PC1 RK_FUNC_GPIO &pcfg_pull_up>;
867		};
868	};
869};
870
871&wifi {
872	bt_en_1v8_l: bt-en-1v8-l {
873		rockchip,pins = <0 RK_PB0 RK_FUNC_GPIO &pcfg_pull_none>;
874	};
875
876	wlan_pd_1v8_l: wlan-pd-1v8-l {
877		rockchip,pins = <0 RK_PA4 RK_FUNC_GPIO &pcfg_pull_none>;
878	};
879
880	/* Default pull-up, but just to be clear */
881	wlan_rf_kill_1v8_l: wlan-rf-kill-1v8-l {
882		rockchip,pins = <0 RK_PA5 RK_FUNC_GPIO &pcfg_pull_up>;
883	};
884
885	wifi_perst_l: wifi-perst-l {
886		rockchip,pins = <0 RK_PA3 RK_FUNC_GPIO &pcfg_pull_none>;
887	};
888
889	wlan_host_wake_l: wlan-host-wake-l {
890		rockchip,pins = <1 RK_PA3 RK_FUNC_GPIO &pcfg_pull_up>;
891	};
892};
893