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1/*
2 * Copyright (c) 2014, 2015 FUKAUMI Naoki <naobsd@gmail.com>
3 *
4 * This file is dual-licensed: you can use it either under the terms
5 * of the GPL or the X11 license, at your option. Note that this dual
6 * licensing only applies to this file, and not this project as a
7 * whole.
8 *
9 * a) This file is free software; you can redistribute it and/or
10 * modify it under the terms of the GNU General Public License as
11 * published by the Free Software Foundation; either version 2 of the
12 * License, or (at your option) any later version.
13 *
14 * This file is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU General Public License for more details.
18 *
19 * Or, alternatively,
20 *
21 * b) Permission is hereby granted, free of charge, to any person
22 * obtaining a copy of this software and associated documentation
23 * files (the "Software"), to deal in the Software without
24 * restriction, including without limitation the rights to use,
25 * copy, modify, merge, publish, distribute, sublicense, and/or
26 * sell copies of the Software, and to permit persons to whom the
27 * Software is furnished to do so, subject to the following
28 * conditions:
29 *
30 * The above copyright notice and this permission notice shall be
31 * included in all copies or substantial portions of the Software.
32 *
33 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
34 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
35 * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
36 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
37 * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
38 * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
39 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
40 * OTHER DEALINGS IN THE SOFTWARE.
41 */
42
43#include "rk3288.dtsi"
44
45/ {
46 memory {
47 device_type = "memory";
48 reg = <0 0x80000000>;
49 };
50
51 dovdd_1v8: dovdd-1v8-regulator {
52 compatible = "regulator-fixed";
53 regulator-name = "dovdd_1v8";
54 regulator-min-microvolt = <1800000>;
55 regulator-max-microvolt = <1800000>;
56 vin-supply = <&vcc28_dvp>;
57 };
58
59 ext_gmac: external-gmac-clock {
60 compatible = "fixed-clock";
61 #clock-cells = <0>;
62 clock-frequency = <125000000>;
63 clock-output-names = "ext_gmac";
64 };
65
66 io_domains: io-domains {
67 compatible = "rockchip,rk3288-io-voltage-domain";
68 rockchip,grf = <&grf>;
69
70 audio-supply = <&vcca_33>;
71 bb-supply = <&vcc_io>;
72 dvp-supply = <&dovdd_1v8>;
73 flash0-supply = <&vcc_flash>;
74 flash1-supply = <&vcc_lan>;
75 gpio30-supply = <&vcc_io>;
76 gpio1830-supply = <&vcc_io>;
77 lcdc-supply = <&vcc_io>;
78 sdcard-supply = <&vccio_sd>;
79 wifi-supply = <&vccio_wl>;
80 };
81
82 ir: ir-receiver {
83 compatible = "gpio-ir-receiver";
84 pinctrl-names = "default";
85 pinctrl-0 = <&ir_int>;
86 };
87
88 keys: gpio-keys {
89 compatible = "gpio-keys";
90 #address-cells = <1>;
91 #size-cells = <0>;
92
93 button@0 {
94 wakeup-source;
95 gpios = <&gpio0 5 GPIO_ACTIVE_LOW>;
96 label = "GPIO Power";
97 linux,code = <116>;
98 pinctrl-names = "default";
99 pinctrl-0 = <&pwr_key>;
100 };
101 };
102
103 leds {
104 compatible = "gpio-leds";
105
106 work {
107 gpios = <&gpio8 1 GPIO_ACTIVE_LOW>;
108 label = "firefly:blue:user";
109 linux,default-trigger = "rc-feedback";
110 pinctrl-names = "default";
111 pinctrl-0 = <&work_led>;
112 };
113
114 power {
115 gpios = <&gpio8 2 GPIO_ACTIVE_LOW>;
116 label = "firefly:green:power";
117 linux,default-trigger = "default-on";
118 pinctrl-names = "default";
119 pinctrl-0 = <&power_led>;
120 };
121 };
122
123 vbat_wl: vcc_sys: vsys-regulator {
124 compatible = "regulator-fixed";
125 regulator-name = "vcc_sys";
126 regulator-min-microvolt = <5000000>;
127 regulator-max-microvolt = <5000000>;
128 regulator-always-on;
129 regulator-boot-on;
130 };
131
132 vcc_sd: sdmmc-regulator {
133 compatible = "regulator-fixed";
134 gpio = <&gpio7 11 GPIO_ACTIVE_LOW>;
135 pinctrl-names = "default";
136 pinctrl-0 = <&sdmmc_pwr>;
137 regulator-name = "vcc_sd";
138 regulator-min-microvolt = <3300000>;
139 regulator-max-microvolt = <3300000>;
140 startup-delay-us = <100000>;
141 vin-supply = <&vcc_io>;
142 };
143
144 vcc_flash: flash-regulator {
145 compatible = "regulator-fixed";
146 regulator-name = "vcc_flash";
147 regulator-min-microvolt = <1800000>;
148 regulator-max-microvolt = <1800000>;
149 vin-supply = <&vcc_io>;
150 };
151
152 vcc_5v: usb-regulator {
153 compatible = "regulator-fixed";
154 regulator-name = "vcc_5v";
155 regulator-min-microvolt = <5000000>;
156 regulator-max-microvolt = <5000000>;
157 regulator-always-on;
158 regulator-boot-on;
159 vin-supply = <&vcc_sys>;
160 };
161
162 vcc_host_5v: usb-host-regulator {
163 compatible = "regulator-fixed";
164 enable-active-high;
165 gpio = <&gpio0 14 GPIO_ACTIVE_HIGH>;
166 pinctrl-names = "default";
167 pinctrl-0 = <&host_vbus_drv>;
168 regulator-name = "vcc_host_5v";
169 regulator-min-microvolt = <5000000>;
170 regulator-max-microvolt = <5000000>;
171 regulator-always-on;
172 vin-supply = <&vcc_5v>;
173 };
174
175 vcc_otg_5v: usb-otg-regulator {
176 compatible = "regulator-fixed";
177 enable-active-high;
178 gpio = <&gpio0 12 GPIO_ACTIVE_HIGH>;
179 pinctrl-names = "default";
180 pinctrl-0 = <&otg_vbus_drv>;
181 regulator-name = "vcc_otg_5v";
182 regulator-min-microvolt = <5000000>;
183 regulator-max-microvolt = <5000000>;
184 regulator-always-on;
185 vin-supply = <&vcc_5v>;
186 };
187
188 /*
189 * A TT8142 creates both dovdd_1v8 and vcc28_dvp, controlled
190 * by the dvp_pwr pin.
191 */
192 vcc28_dvp: vcc28-dvp-regulator {
193 compatible = "regulator-fixed";
194 enable-active-high;
195 gpio = <&gpio0 11 GPIO_ACTIVE_HIGH>;
196 pinctrl-names = "default";
197 pinctrl-0 = <&dvp_pwr>;
198 regulator-name = "vcc28_dvp";
199 regulator-min-microvolt = <2800000>;
200 regulator-max-microvolt = <2800000>;
201 regulator-always-on;
202 vin-supply = <&vcc_io>;
203 };
204};
205
206&cpu0 {
207 cpu0-supply = <&vdd_cpu>;
208};
209
210&emmc {
211 broken-cd;
212 bus-width = <8>;
213 cap-mmc-highspeed;
214 disable-wp;
215 non-removable;
216 num-slots = <1>;
217 pinctrl-names = "default";
218 pinctrl-0 = <&emmc_clk>, <&emmc_cmd>, <&emmc_pwr>, <&emmc_bus8>;
219 vmmc-supply = <&vcc_io>;
220 vqmmc-supply = <&vcc_flash>;
221 status = "okay";
222};
223
224&gmac {
225 assigned-clocks = <&cru SCLK_MAC>;
226 assigned-clock-parents = <&ext_gmac>;
227 clock_in_out = "input";
228 pinctrl-names = "default";
229 pinctrl-0 = <&rgmii_pins>, <&phy_rst>, <&phy_pmeb>, <&phy_int>;
230 phy-supply = <&vcc_lan>;
231 phy-mode = "rgmii";
232 snps,reset-active-low;
233 snps,reset-delays-us = <0 10000 1000000>;
234 snps,reset-gpio = <&gpio4 8 GPIO_ACTIVE_LOW>;
235 tx_delay = <0x30>;
236 rx_delay = <0x10>;
237 status = "ok";
238};
239
240&hdmi {
241 ddc-i2c-bus = <&i2c5>;
242 status = "okay";
243};
244
245&i2c0 {
246 clock-frequency = <400000>;
247 status = "okay";
248
249 vdd_cpu: syr827@40 {
250 compatible = "silergy,syr827";
251 fcs,suspend-voltage-selector = <1>;
252 reg = <0x40>;
253 regulator-name = "vdd_cpu";
254 regulator-min-microvolt = <850000>;
255 regulator-max-microvolt = <1350000>;
256 regulator-always-on;
257 regulator-boot-on;
258 regulator-enable-ramp-delay = <300>;
259 regulator-ramp-delay = <8000>;
260 vin-supply = <&vcc_sys>;
261 };
262
263 vdd_gpu: syr828@41 {
264 compatible = "silergy,syr828";
265 fcs,suspend-voltage-selector = <1>;
266 reg = <0x41>;
267 regulator-name = "vdd_gpu";
268 regulator-min-microvolt = <850000>;
269 regulator-max-microvolt = <1350000>;
270 regulator-always-on;
271 vin-supply = <&vcc_sys>;
272 };
273
274 hym8563: hym8563@51 {
275 compatible = "haoyu,hym8563";
276 reg = <0x51>;
277 #clock-cells = <0>;
278 clock-frequency = <32768>;
279 clock-output-names = "xin32k";
280 interrupt-parent = <&gpio7>;
281 interrupts = <4 IRQ_TYPE_EDGE_FALLING>;
282 pinctrl-names = "default";
283 pinctrl-0 = <&rtc_int>;
284 };
285
286 act8846: act8846@5a {
287 compatible = "active-semi,act8846";
288 reg = <0x5a>;
289 pinctrl-names = "default";
290 pinctrl-0 = <&pmic_vsel>, <&pwr_hold>;
291 system-power-controller;
292
293 vp1-supply = <&vcc_sys>;
294 vp2-supply = <&vcc_sys>;
295 vp3-supply = <&vcc_sys>;
296 vp4-supply = <&vcc_sys>;
297 inl1-supply = <&vcc_sys>;
298 inl2-supply = <&vcc_sys>;
299 inl3-supply = <&vcc_20>;
300
301 regulators {
302 vcc_ddr: REG1 {
303 regulator-name = "vcc_ddr";
304 regulator-min-microvolt = <1200000>;
305 regulator-max-microvolt = <1200000>;
306 regulator-always-on;
307 };
308
309 vcc_io: REG2 {
310 regulator-name = "vcc_io";
311 regulator-min-microvolt = <3300000>;
312 regulator-max-microvolt = <3300000>;
313 regulator-always-on;
314 };
315
316 vdd_log: REG3 {
317 regulator-name = "vdd_log";
318 regulator-min-microvolt = <1100000>;
319 regulator-max-microvolt = <1100000>;
320 regulator-always-on;
321 };
322
323 vcc_20: REG4 {
324 regulator-name = "vcc_20";
325 regulator-min-microvolt = <2000000>;
326 regulator-max-microvolt = <2000000>;
327 regulator-always-on;
328 };
329
330 vccio_sd: REG5 {
331 regulator-name = "vccio_sd";
332 regulator-min-microvolt = <3300000>;
333 regulator-max-microvolt = <3300000>;
334 regulator-always-on;
335 };
336
337 vdd10_lcd: REG6 {
338 regulator-name = "vdd10_lcd";
339 regulator-min-microvolt = <1000000>;
340 regulator-max-microvolt = <1000000>;
341 regulator-always-on;
342 };
343
344 vcca_18: REG7 {
345 regulator-name = "vcca_18";
346 regulator-min-microvolt = <1800000>;
347 regulator-max-microvolt = <1800000>;
348 };
349
350 vcca_33: REG8 {
351 regulator-name = "vcca_33";
352 regulator-min-microvolt = <3300000>;
353 regulator-max-microvolt = <3300000>;
354 };
355
356 vcc_lan: REG9 {
357 regulator-name = "vcc_lan";
358 regulator-min-microvolt = <3300000>;
359 regulator-max-microvolt = <3300000>;
360 };
361
362 vdd_10: REG10 {
363 regulator-name = "vdd_10";
364 regulator-min-microvolt = <1000000>;
365 regulator-max-microvolt = <1000000>;
366 regulator-always-on;
367 };
368
369 vccio_wl: vcc_18: REG11 {
370 regulator-name = "vcc_18";
371 regulator-min-microvolt = <1800000>;
372 regulator-max-microvolt = <1800000>;
373 regulator-always-on;
374 };
375
376 vcc18_lcd: REG12 {
377 regulator-name = "vcc18_lcd";
378 regulator-min-microvolt = <1800000>;
379 regulator-max-microvolt = <1800000>;
380 regulator-always-on;
381 };
382 };
383 };
384};
385
386&i2c1 {
387 status = "okay";
388};
389
390&i2c2 {
391 status = "okay";
392};
393
394&i2c4 {
395 status = "okay";
396};
397
398&i2c5 {
399 status = "okay";
400};
401
402&pinctrl {
403 pcfg_output_high: pcfg-output-high {
404 output-high;
405 };
406
407 pcfg_output_low: pcfg-output-low {
408 output-low;
409 };
410
411 pcfg_pull_up_drv_12ma: pcfg-pull-up-drv-12ma {
412 bias-pull-up;
413 drive-strength = <12>;
414 };
415
416 act8846 {
417 pwr_hold: pwr-hold {
418 rockchip,pins = <0 1 RK_FUNC_GPIO &pcfg_output_high>;
419 };
420 };
421
422 dvp {
423 dvp_pwr: dvp-pwr {
424 rockchip,pins = <0 11 RK_FUNC_GPIO &pcfg_pull_none>;
425 };
426 };
427
428 gmac {
429 phy_int: phy-int {
430 rockchip,pins = <0 9 RK_FUNC_GPIO &pcfg_pull_up>;
431 };
432
433 phy_pmeb: phy-pmeb {
434 rockchip,pins = <0 8 RK_FUNC_GPIO &pcfg_pull_up>;
435 };
436
437 phy_rst: phy-rst {
438 rockchip,pins = <4 8 RK_FUNC_GPIO &pcfg_output_high>;
439 };
440 };
441
442 hym8563 {
443 rtc_int: rtc-int {
444 rockchip,pins = <7 4 RK_FUNC_GPIO &pcfg_pull_up>;
445 };
446 };
447
448 keys {
449 pwr_key: pwr-key {
450 rockchip,pins = <0 5 RK_FUNC_GPIO &pcfg_pull_up>;
451 };
452 };
453
454 leds {
455 power_led: power-led {
456 rockchip,pins = <8 2 RK_FUNC_GPIO &pcfg_pull_none>;
457 };
458
459 work_led: work-led {
460 rockchip,pins = <8 1 RK_FUNC_GPIO &pcfg_pull_none>;
461 };
462 };
463
464 sdmmc {
465 /*
466 * Default drive strength isn't enough to achieve even
467 * high-speed mode on firefly board so bump up to 12ma.
468 */
469 sdmmc_bus4: sdmmc-bus4 {
470 rockchip,pins = <6 16 RK_FUNC_1 &pcfg_pull_up_drv_12ma>,
471 <6 17 RK_FUNC_1 &pcfg_pull_up_drv_12ma>,
472 <6 18 RK_FUNC_1 &pcfg_pull_up_drv_12ma>,
473 <6 19 RK_FUNC_1 &pcfg_pull_up_drv_12ma>;
474 };
475
476 sdmmc_clk: sdmmc-clk {
477 rockchip,pins = <6 20 RK_FUNC_1 &pcfg_pull_none_12ma>;
478 };
479
480 sdmmc_cmd: sdmmc-cmd {
481 rockchip,pins = <6 21 RK_FUNC_1 &pcfg_pull_up_drv_12ma>;
482 };
483
484 sdmmc_pwr: sdmmc-pwr {
485 rockchip,pins = <7 11 RK_FUNC_GPIO &pcfg_pull_none>;
486 };
487 };
488
489 usb_host {
490 host_vbus_drv: host-vbus-drv {
491 rockchip,pins = <0 14 RK_FUNC_GPIO &pcfg_pull_none>;
492 };
493
494 usbhub_rst: usbhub-rst {
495 rockchip,pins = <8 3 RK_FUNC_GPIO &pcfg_output_high>;
496 };
497 };
498
499 usb_otg {
500 otg_vbus_drv: otg-vbus-drv {
501 rockchip,pins = <0 12 RK_FUNC_GPIO &pcfg_pull_none>;
502 };
503 };
504};
505
506&saradc {
507 vref-supply = <&vcc_18>;
508 status = "okay";
509};
510
511&sdio0 {
512 broken-cd;
513 bus-width = <4>;
514 disable-wp;
515 non-removable;
516 num-slots = <1>;
517 pinctrl-names = "default";
518 pinctrl-0 = <&sdio0_bus4>, <&sdio0_cmd>, <&sdio0_clk>;
519 vmmc-supply = <&vbat_wl>;
520 vqmmc-supply = <&vccio_wl>;
521 status = "okay";
522};
523
524&sdmmc {
525 bus-width = <4>;
526 cap-mmc-highspeed;
527 cap-sd-highspeed;
528 card-detect-delay = <200>;
529 disable-wp;
530 num-slots = <1>;
531 pinctrl-names = "default";
532 pinctrl-0 = <&sdmmc_clk>, <&sdmmc_cmd>, <&sdmmc_cd>, <&sdmmc_bus4>;
533 vmmc-supply = <&vcc_sd>;
534 vqmmc-supply = <&vccio_sd>;
535 status = "okay";
536};
537
538&spi0 {
539 pinctrl-names = "default";
540 pinctrl-0 = <&spi0_clk>, <&spi0_cs0>, <&spi0_tx>, <&spi0_rx>, <&spi0_cs1>;
541 status = "okay";
542};
543
544&tsadc {
545 rockchip,hw-tshut-mode = <0>;
546 rockchip,hw-tshut-polarity = <0>;
547 status = "okay";
548};
549
550&uart0 {
551 pinctrl-names = "default";
552 pinctrl-0 = <&uart0_xfer>, <&uart0_cts>, <&uart0_rts>;
553 status = "okay";
554};
555
556&uart1 {
557 status = "okay";
558};
559
560&uart2 {
561 status = "okay";
562};
563
564&uart3 {
565 status = "okay";
566};
567
568&usbphy {
569 status = "okay";
570};
571
572&usb_host1 {
573 pinctrl-names = "default";
574 pinctrl-0 = <&usbhub_rst>;
575 status = "okay";
576};
577
578&usb_otg {
579 status = "okay";
580};
581
582&vopb {
583 status = "okay";
584};
585
586&vopb_mmu {
587 status = "okay";
588};
589
590&vopl {
591 status = "okay";
592};
593
594&vopl_mmu {
595 status = "okay";
596};
597
598&wdt {
599 status = "okay";
600};