1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
|
// SPDX-License-Identifier: GPL-2.0
/*
* Google Veyron (and derivatives) board device tree source
*
* Copyright 2014 Google, Inc
*/
#include <dt-bindings/clock/rockchip,rk808.h>
#include <dt-bindings/input/input.h>
#include "rk3288.dtsi"
/ {
memory {
reg = <0x0 0x80000000>;
};
chosen {
stdout-path = &uart2;
};
config {
u-boot,dm-pre-reloc;
u-boot,boot0 = &spi_flash;
};
firmware {
chromeos {
pinctrl-names = "default";
pinctrl-0 = <&fw_wp_ap>;
write-protect-gpio = <&gpio7 6 GPIO_ACTIVE_LOW>;
};
};
backlight: backlight {
compatible = "pwm-backlight";
brightness-levels = <
0 1 2 3 4 5 6 7
8 9 10 11 12 13 14 15
16 17 18 19 20 21 22 23
24 25 26 27 28 29 30 31
32 33 34 35 36 37 38 39
40 41 42 43 44 45 46 47
48 49 50 51 52 53 54 55
56 57 58 59 60 61 62 63
64 65 66 67 68 69 70 71
72 73 74 75 76 77 78 79
80 81 82 83 84 85 86 87
88 89 90 91 92 93 94 95
96 97 98 99 100 101 102 103
104 105 106 107 108 109 110 111
112 113 114 115 116 117 118 119
120 121 122 123 124 125 126 127
128 129 130 131 132 133 134 135
136 137 138 139 140 141 142 143
144 145 146 147 148 149 150 151
152 153 154 155 156 157 158 159
160 161 162 163 164 165 166 167
168 169 170 171 172 173 174 175
176 177 178 179 180 181 182 183
184 185 186 187 188 189 190 191
192 193 194 195 196 197 198 199
200 201 202 203 204 205 206 207
208 209 210 211 212 213 214 215
216 217 218 219 220 221 222 223
224 225 226 227 228 229 230 231
232 233 234 235 236 237 238 239
240 241 242 243 244 245 246 247
248 249 250 251 252 253 254 255>;
default-brightness-level = <128>;
enable-gpios = <&gpio7 2 GPIO_ACTIVE_HIGH>;
backlight-boot-off;
pinctrl-names = "default";
pinctrl-0 = <&bl_en>;
pwms = <&pwm0 0 1000000 0>;
};
panel: panel {
compatible ="cnm,n116bgeea2","simple-panel";
status = "okay";
power-supply = <&vcc33_lcd>;
backlight = <&backlight>;
};
gpio_keys: gpio-keys {
compatible = "gpio-keys";
pinctrl-names = "default";
pinctrl-0 = <&pwr_key_h>;
power {
label = "Power";
gpios = <&gpio0 5 GPIO_ACTIVE_HIGH>;
linux,code = <KEY_POWER>;
debounce-interval = <100>;
gpio-key,wakeup;
};
};
gpio-restart {
compatible = "gpio-restart";
gpios = <&gpio0 13 GPIO_ACTIVE_HIGH>;
pinctrl-names = "default";
pinctrl-0 = <&ap_warm_reset_h>;
priority = /bits/ 8 <200>;
};
emmc_pwrseq: emmc-pwrseq {
compatible = "mmc-pwrseq-emmc";
pinctrl-0 = <&emmc_reset>;
pinctrl-names = "default";
reset-gpios = <&gpio2 9 GPIO_ACTIVE_HIGH>;
};
sound {
compatible = "rockchip,rockchip-audio-max98090";
rockchip,model = "ROCKCHIP-I2S";
rockchip,i2s-controller = <&i2s>;
rockchip,audio-codec = <&max98090>;
rockchip,hp-det-gpios = <&gpio6 5 GPIO_ACTIVE_HIGH>;
rockchip,mic-det-gpios = <&gpio6 11 GPIO_ACTIVE_LOW>;
rockchip,headset-codec = <&headsetcodec>;
pinctrl-names = "default";
pinctrl-0 = <&mic_det>, <&hp_det>;
};
vdd_logic: pwm-regulator {
compatible = "pwm-regulator";
pwms = <&pwm1 0 2000 0>;
voltage-table = <1350000 0>,
<1300000 10>,
<1250000 20>,
<1200000 31>,
<1150000 41>,
<1100000 52>,
<1050000 62>,
<1000000 72>,
< 950000 83>;
regulator-min-microvolt = <950000>;
regulator-max-microvolt = <1350000>;
regulator-name = "vdd_logic";
regulator-ramp-delay = <4000>;
};
vcc33_sys: vcc33-sys {
compatible = "regulator-fixed";
regulator-name = "vcc33_sys";
regulator-always-on;
regulator-boot-on;
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
vin-supply = <&vccsys>;
};
vcc_5v: vcc-5v {
compatible = "regulator-fixed";
regulator-name = "vcc_5v";
regulator-always-on;
regulator-boot-on;
regulator-min-microvolt = <5000000>;
regulator-max-microvolt = <5000000>;
};
vcc50_hdmi: vcc50-hdmi {
compatible = "regulator-fixed";
regulator-name = "vcc50_hdmi";
regulator-always-on;
regulator-boot-on;
vin-supply = <&vcc_5v>;
};
bt_regulator: bt-regulator {
/*
* On the module itself this is one of these (depending
* on the actual card pouplated):
* - BT_I2S_WS_BT_RFDISABLE_L
* - No connect
*/
compatible = "regulator-fixed";
enable-active-high;
gpio = <&gpio4 29 GPIO_ACTIVE_HIGH>;
pinctrl-names = "default";
pinctrl-0 = <&bt_enable_l>;
regulator-name = "bt_regulator";
};
wifi_regulator: wifi-regulator {
/*
* On the module itself this is one of these (depending
* on the actual card populated):
* - SDIO_RESET_L_WL_REG_ON
* - PDN (power down when low)
*/
compatible = "regulator-fixed";
enable-active-high;
gpio = <&gpio4 28 GPIO_ACTIVE_HIGH>;
pinctrl-names = "default";
pinctrl-0 = <&wifi_enable_h>;
regulator-name = "wifi_regulator";
/* Faux input supply. See bt_regulator description. */
vin-supply = <&bt_regulator>;
};
io-domains {
compatible = "rockchip,rk3288-io-voltage-domain";
rockchip,grf = <&grf>;
audio-supply = <&vcc18_codec>;
bb-supply = <&vcc33_io>;
dvp-supply = <&vcc_18>;
flash0-supply = <&vcc18_flashio>;
gpio1830-supply = <&vcc33_io>;
gpio30-supply = <&vcc33_io>;
lcdc-supply = <&vcc33_lcd>;
sdcard-supply = <&vccio_sd>;
wifi-supply = <&vcc18_wl>;
};
};
&cpu0 {
cpu0-supply = <&vdd_cpu>;
};
&dmc {
logic-supply = <&vdd_logic>;
rockchip,odt-disable-freq = <333000000>;
rockchip,dll-disable-freq = <333000000>;
rockchip,sr-enable-freq = <333000000>;
rockchip,pd-enable-freq = <666000000>;
rockchip,auto-self-refresh-cnt = <0>;
rockchip,auto-power-down-cnt = <64>;
rockchip,ddr-speed-bin = <21>;
rockchip,trcd = <10>;
rockchip,trp = <10>;
operating-points = <
/* KHz uV */
200000 1050000
333000 1100000
533000 1150000
666000 1200000
>;
};
&efuse {
status = "okay";
};
&emmc {
broken-cd;
bus-width = <8>;
cap-mmc-highspeed;
mmc-hs200-1_8v;
mmc-pwrseq = <&emmc_pwrseq>;
disable-wp;
non-removable;
num-slots = <1>;
pinctrl-names = "default";
pinctrl-0 = <&emmc_clk &emmc_cmd &emmc_bus8 &emmc_pwr>;
status = "okay";
};
&sdio0 {
broken-cd;
bus-width = <4>;
cap-sd-highspeed;
sd-uhs-sdr12;
sd-uhs-sdr25;
sd-uhs-sdr50;
sd-uhs-sdr104;
cap-sdio-irq;
card-external-vcc-supply = <&wifi_regulator>;
clocks = <&cru HCLK_SDIO0>, <&cru SCLK_SDIO0>, <&cru SCLK_SDIO0_DRV>,
<&cru SCLK_SDIO0_SAMPLE>, <&rk808 RK808_CLKOUT1>;
clock-names = "biu", "ciu", "ciu_drv", "ciu_sample", "card_ext_clock";
keep-power-in-suspend;
non-removable;
num-slots = <1>;
pinctrl-names = "default";
pinctrl-0 = <&sdio0_clk &sdio0_cmd &sdio0_bus4>;
status = "okay";
vmmc-supply = <&vcc33_sys>;
vqmmc-supply = <&vcc18_wl>;
};
&sdmmc {
bus-width = <4>;
cap-mmc-highspeed;
cap-sd-highspeed;
sd-uhs-sdr12;
sd-uhs-sdr25;
sd-uhs-sdr50;
sd-uhs-sdr104;
card-detect-delay = <200>;
cd-gpios = <&gpio7 5 GPIO_ACTIVE_LOW>;
num-slots = <1>;
status = "okay";
vmmc-supply = <&vcc33_sd>;
vqmmc-supply = <&vccio_sd>;
};
&spi2 {
status = "okay";
u-boot,dm-pre-reloc;
spi_flash: spiflash@0 {
u-boot,dm-pre-reloc;
compatible = "spidev", "jedec,spi-nor";
spi-max-frequency = <20000000>; /* Reduce for Dediprog em100 pro */
reg = <0>;
};
};
&i2c0 {
status = "okay";
clock-frequency = <400000>;
i2c-scl-falling-time-ns = <50>; /* 2.5ns measured */
i2c-scl-rising-time-ns = <100>; /* 45ns measured */
u-boot,dm-pre-reloc;
rk808: pmic@1b {
compatible = "rockchip,rk808";
clock-output-names = "xin32k", "wifibt_32kin";
interrupt-parent = <&gpio0>;
interrupts = <4 IRQ_TYPE_LEVEL_LOW>;
pinctrl-names = "default";
pinctrl-0 = <&pmic_int_l>;
reg = <0x1b>;
rockchip,system-power-controller;
wakeup-source;
#clock-cells = <1>;
u-boot,dm-pre-reloc;
vcc1-supply = <&vcc33_sys>;
vcc2-supply = <&vcc33_sys>;
vcc3-supply = <&vcc33_sys>;
vcc4-supply = <&vcc33_sys>;
vcc6-supply = <&vcc_5v>;
vcc7-supply = <&vcc33_sys>;
vcc8-supply = <&vcc33_sys>;
vcc9-supply = <&vcc_5v>;
vcc10-supply = <&vcc33_sys>;
vcc11-supply = <&vcc_5v>;
vcc12-supply = <&vcc_18>;
vddio-supply = <&vcc33_io>;
regulators {
vdd_cpu: DCDC_REG1 {
regulator-always-on;
regulator-boot-on;
regulator-min-microvolt = <750000>;
regulator-max-microvolt = <1450000>;
regulator-name = "vdd_arm";
regulator-ramp-delay = <6001>;
regulator-suspend-mem-disabled;
};
vdd_gpu: DCDC_REG2 {
regulator-always-on;
regulator-boot-on;
regulator-min-microvolt = <800000>;
regulator-max-microvolt = <1250000>;
regulator-name = "vdd_gpu";
regulator-ramp-delay = <6001>;
regulator-suspend-mem-disabled;
};
vcc135_ddr: DCDC_REG3 {
regulator-always-on;
regulator-boot-on;
regulator-name = "vcc135_ddr";
regulator-suspend-mem-enabled;
};
/*
* vcc_18 has several aliases. (vcc18_flashio and
* vcc18_wl). We'll add those aliases here just to
* make it easier to follow the schematic. The signals
* are actually hooked together and only separated for
* power measurement purposes).
*/
vcc18_wl: vcc18_flashio: vcc_18: DCDC_REG4 {
regulator-always-on;
regulator-boot-on;
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
regulator-name = "vcc_18";
regulator-suspend-mem-microvolt = <1800000>;
};
/*
* Note that both vcc33_io and vcc33_pmuio are always
* powered together. To simplify the logic in the dts
* we just refer to vcc33_io every time something is
* powered from vcc33_pmuio. In fact, on later boards
* (such as danger) they're the same net.
*/
vcc33_io: LDO_REG1 {
regulator-always-on;
regulator-boot-on;
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
regulator-name = "vcc33_io";
regulator-suspend-mem-microvolt = <3300000>;
};
vdd_10: LDO_REG3 {
regulator-always-on;
regulator-boot-on;
regulator-min-microvolt = <1000000>;
regulator-max-microvolt = <1000000>;
regulator-name = "vdd_10";
regulator-suspend-mem-microvolt = <1000000>;
};
vccio_sd: LDO_REG4 {
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <3300000>;
regulator-name = "vccio_sd";
regulator-suspend-mem-disabled;
};
vcc33_sd: LDO_REG5 {
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
regulator-name = "vcc33_sd";
regulator-suspend-mem-disabled;
};
vcc18_codec: LDO_REG6 {
regulator-always-on;
regulator-boot-on;
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
regulator-name = "vcc18_codec";
regulator-suspend-mem-disabled;
};
vdd10_lcd_pwren_h: LDO_REG7 {
regulator-always-on;
regulator-boot-on;
regulator-min-microvolt = <2500000>;
regulator-max-microvolt = <2500000>;
regulator-name = "vdd10_lcd_pwren_h";
regulator-suspend-mem-disabled;
};
vcc33_lcd: SWITCH_REG1 {
regulator-always-on;
regulator-boot-on;
regulator-name = "vcc33_lcd";
regulator-suspend-mem-disabled;
};
};
};
};
&i2c1 {
status = "okay";
clock-frequency = <400000>;
i2c-scl-falling-time-ns = <50>; /* 2.5ns measured */
i2c-scl-rising-time-ns = <100>; /* 40ns measured */
tpm: tpm@20 {
compatible = "infineon,slb9645tt";
reg = <0x20>;
powered-while-suspended;
};
};
&i2c2 {
status = "okay";
/* 100kHz since 4.7k resistors don't rise fast enough */
clock-frequency = <100000>;
i2c-scl-falling-time-ns = <50>; /* 10ns measured */
i2c-scl-rising-time-ns = <800>; /* 600ns measured */
max98090: max98090@10 {
compatible = "maxim,max98090";
reg = <0x10>;
#sound-dai-cells = <0>;
interrupt-parent = <&gpio6>;
interrupts = <7 IRQ_TYPE_EDGE_FALLING>;
pinctrl-names = "default";
pinctrl-0 = <&int_codec>;
};
};
&i2c3 {
status = "okay";
clock-frequency = <400000>;
i2c-scl-falling-time-ns = <50>;
i2c-scl-rising-time-ns = <300>;
};
&i2c4 {
status = "okay";
clock-frequency = <400000>;
i2c-scl-falling-time-ns = <50>; /* 11ns measured */
i2c-scl-rising-time-ns = <300>; /* 225ns measured */
headsetcodec: ts3a227e@3b {
compatible = "ti,ts3a227e";
reg = <0x3b>;
interrupt-parent = <&gpio0>;
interrupts = <3 IRQ_TYPE_LEVEL_LOW>;
pinctrl-names = "default";
pinctrl-0 = <&ts3a227e_int_l>;
ti,micbias = <7>; /* MICBIAS = 2.8V */
};
};
&i2c5 {
status = "okay";
clock-frequency = <100000>;
i2c-scl-falling-time-ns = <300>;
i2c-scl-rising-time-ns = <1000>;
};
&i2s {
status = "okay";
clock-names = "i2s_hclk", "i2s_clk", "i2s_clk_out";
clocks = <&cru HCLK_I2S0>, <&cru SCLK_I2S0>, <&cru SCLK_I2S0_OUT>;
};
&wdt {
status = "okay";
};
&pwm0 {
status = "okay";
};
&pwm1 {
status = "okay";
};
&uart0 {
status = "okay";
/* Pins don't include flow control by default; add that in */
pinctrl-names = "default";
pinctrl-0 = <&uart0_xfer &uart0_cts &uart0_rts>;
/* We need to go faster than 24MHz, so adjust clock parents / rates */
assigned-clocks = <&cru SCLK_UART0>;
assigned-clock-rates = <48000000>;
};
&uart1 {
status = "okay";
};
&uart2 {
status = "okay";
u-boot,dm-pre-reloc;
reg-shift = <2>;
};
&vopb {
status = "okay";
};
&vopb_mmu {
status = "okay";
};
&vopl {
status = "okay";
};
&vopl_mmu {
status = "okay";
};
&edp {
status = "okay";
rockchip,panel = <&panel>;
};
&hdmi {
status = "okay";
};
&hdmi_audio {
status = "okay";
};
&gpu {
status = "okay";
};
&tsadc {
tsadc-tshut-mode = <1>; /* tshut mode 0:CRU 1:GPIO */
tsadc-tshut-polarity = <1>; /* tshut polarity 0:LOW 1:HIGH */
status = "okay";
};
&pinctrl {
u-boot,dm-pre-reloc;
pinctrl-names = "default", "sleep";
pinctrl-0 = <
/* Common for sleep and wake, but no owners */
&ddr0_retention
&ddrio_pwroff
&global_pwroff
/* Wake only */
&bt_dev_wake_awake
>;
pinctrl-1 = <
/* Common for sleep and wake, but no owners */
&ddr0_retention
&ddrio_pwroff
&global_pwroff
/* Sleep only */
&bt_dev_wake_sleep
>;
/* Add this for sdmmc pins to SD card */
pcfg_pull_none_drv_8ma: pcfg-pull-none-drv-8ma {
drive-strength = <8>;
};
pcfg_pull_up_drv_8ma: pcfg-pull-up-drv-8ma {
bias-pull-up;
drive-strength = <8>;
};
pcfg_output_high: pcfg-output-high {
output-high;
};
pcfg_output_low: pcfg-output-low {
output-low;
};
backlight {
bl_en: bl-en {
rockchip,pins = <7 2 RK_FUNC_GPIO &pcfg_pull_none>;
};
};
buttons {
pwr_key_h: pwr-key-h {
rockchip,pins = <0 5 RK_FUNC_GPIO &pcfg_pull_none>;
};
};
codec {
hp_det: hp-det {
rockchip,pins = <6 5 RK_FUNC_GPIO &pcfg_pull_up>;
};
int_codec: int-codec {
rockchip,pins = <6 7 RK_FUNC_GPIO &pcfg_pull_up>;
};
mic_det: mic-det {
rockchip,pins = <6 11 RK_FUNC_GPIO &pcfg_pull_up>;
};
};
emmc {
emmc_reset: emmc-reset {
rockchip,pins = <2 9 RK_FUNC_GPIO &pcfg_pull_none>;
};
/*
* We run eMMC at max speed; bump up drive strength.
* We also have external pulls, so disable the internal ones.
*/
emmc_clk: emmc-clk {
rockchip,pins = <3 18 RK_FUNC_2 &pcfg_pull_none_drv_8ma>;
};
emmc_cmd: emmc-cmd {
rockchip,pins = <3 16 RK_FUNC_2 &pcfg_pull_none_drv_8ma>;
};
emmc_bus8: emmc-bus8 {
rockchip,pins = <3 0 RK_FUNC_2 &pcfg_pull_none_drv_8ma>,
<3 1 RK_FUNC_2 &pcfg_pull_none_drv_8ma>,
<3 2 RK_FUNC_2 &pcfg_pull_none_drv_8ma>,
<3 3 RK_FUNC_2 &pcfg_pull_none_drv_8ma>,
<3 4 RK_FUNC_2 &pcfg_pull_none_drv_8ma>,
<3 5 RK_FUNC_2 &pcfg_pull_none_drv_8ma>,
<3 6 RK_FUNC_2 &pcfg_pull_none_drv_8ma>,
<3 7 RK_FUNC_2 &pcfg_pull_none_drv_8ma>;
};
};
headset {
ts3a227e_int_l: ts3a227e-int-l {
rockchip,pins = <0 3 RK_FUNC_GPIO &pcfg_pull_up>;
};
};
pmic {
pmic_int_l: pmic-int-l {
/*
* Causes jerry to hang when probing bus 0
* rockchip,pins = <RK_GPIO0 4 RK_FUNC_GPIO &pcfg_pull_up>;
*/
};
};
reboot {
ap_warm_reset_h: ap-warm-reset-h {
rockchip,pins = <RK_GPIO0 13 RK_FUNC_GPIO &pcfg_pull_none>;
};
};
sdio0 {
wifi_enable_h: wifienable-h {
rockchip,pins = <4 28 RK_FUNC_GPIO &pcfg_pull_none>;
};
/* NOTE: mislabelled on schematic; should be bt_enable_h */
bt_enable_l: bt-enable-l {
rockchip,pins = <4 29 RK_FUNC_GPIO &pcfg_pull_none>;
};
/*
* We run sdio0 at max speed; bump up drive strength.
* We also have external pulls, so disable the internal ones.
*/
sdio0_bus4: sdio0-bus4 {
rockchip,pins = <4 20 RK_FUNC_1 &pcfg_pull_none_drv_8ma>,
<4 21 RK_FUNC_1 &pcfg_pull_none_drv_8ma>,
<4 22 RK_FUNC_1 &pcfg_pull_none_drv_8ma>,
<4 23 RK_FUNC_1 &pcfg_pull_none_drv_8ma>;
};
sdio0_cmd: sdio0-cmd {
rockchip,pins = <4 24 RK_FUNC_1 &pcfg_pull_none_drv_8ma>;
};
sdio0_clk: sdio0-clk {
rockchip,pins = <4 25 RK_FUNC_1 &pcfg_pull_none_drv_8ma>;
};
/*
* These pins are only present on very new veyron boards; on
* older boards bt_dev_wake is simply always high. Note that
* gpio4_26 is a NC on old veyron boards, so it doesn't hurt
* to map this pin everywhere
*/
bt_dev_wake_sleep: bt-dev-wake-sleep {
rockchip,pins = <4 26 RK_FUNC_GPIO &pcfg_output_low>;
};
bt_dev_wake_awake: bt-dev-wake-awake {
rockchip,pins = <4 26 RK_FUNC_GPIO &pcfg_output_high>;
};
};
sdmmc {
/*
* We run sdmmc at max speed; bump up drive strength.
* We also have external pulls, so disable the internal ones.
*/
sdmmc_bus4: sdmmc-bus4 {
rockchip,pins = <6 16 RK_FUNC_1 &pcfg_pull_none_drv_8ma>,
<6 17 RK_FUNC_1 &pcfg_pull_none_drv_8ma>,
<6 18 RK_FUNC_1 &pcfg_pull_none_drv_8ma>,
<6 19 RK_FUNC_1 &pcfg_pull_none_drv_8ma>;
};
sdmmc_clk: sdmmc-clk {
rockchip,pins = <6 20 RK_FUNC_1 &pcfg_pull_none_drv_8ma>;
};
sdmmc_cmd: sdmmc-cmd {
rockchip,pins = <6 21 RK_FUNC_1 &pcfg_pull_none_drv_8ma>;
};
/*
* Builtin CD line is hooked to ground to prevent JTAG at boot
* (and also to get the voltage rail correct). Make we
* configure gpio6_C6 as GPIO so dw_mmc builtin CD doesn't
* think there's a card inserted
*/
sdmmc_cd_disabled: sdmmc-cd-disabled {
rockchip,pins = <6 22 RK_FUNC_GPIO &pcfg_pull_none>;
};
/* This is where we actually hook up CD */
sdmmc_cd_gpio: sdmmc-cd-gpio {
rockchip,pins = <7 5 RK_FUNC_GPIO &pcfg_pull_none>;
};
};
tpm {
tpm_int_h: tpm-int-h {
rockchip,pins = <7 4 RK_FUNC_GPIO &pcfg_pull_none>;
};
};
write-protect {
fw_wp_ap: fw-wp-ap {
rockchip,pins = <7 6 RK_FUNC_GPIO &pcfg_pull_none>;
};
};
};
&usbphy {
status = "okay";
};
&usb_host0_ehci {
status = "okay";
needs-reset-on-resume;
};
&usb_host1 {
status = "okay";
};
&usb_otg {
dr_mode = "host";
status = "okay";
assigned-clocks = <&cru SCLK_USBPHY480M_SRC>;
assigned-clock-parents = <&cru SCLK_OTGPHY0>;
};
&sdmmc {
u-boot,dm-pre-reloc;
};
&gpio3 {
u-boot,dm-pre-reloc;
};
&gpio8 {
u-boot,dm-pre-reloc;
};
|