1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
2 /*
3 * Copyright (c) 2014, 2015 FUKAUMI Naoki <naobsd@gmail.com>
4 */
5
6 #include <dt-bindings/input/input.h>
7 #include "rk3288.dtsi"
8
9 / {
10 memory@0 {
11 device_type = "memory";
12 reg = <0x0 0x0 0x0 0x80000000>;
13 };
14
15 adc-keys {
16 compatible = "adc-keys";
17 io-channels = <&saradc 1>;
18 io-channel-names = "buttons";
19 keyup-threshold-microvolt = <1800000>;
20
21 button-recovery {
22 label = "Recovery";
23 linux,code = <KEY_VENDOR>;
24 press-threshold-microvolt = <0>;
25 };
26 };
27
28 dovdd_1v8: dovdd-1v8-regulator {
29 compatible = "regulator-fixed";
30 regulator-name = "dovdd_1v8";
31 regulator-min-microvolt = <1800000>;
32 regulator-max-microvolt = <1800000>;
33 vin-supply = <&vcc28_dvp>;
34 };
35
36 ext_gmac: external-gmac-clock {
37 compatible = "fixed-clock";
38 #clock-cells = <0>;
39 clock-frequency = <125000000>;
40 clock-output-names = "ext_gmac";
41 };
42
43 ir: ir-receiver {
44 compatible = "gpio-ir-receiver";
45 pinctrl-names = "default";
46 pinctrl-0 = <&ir_int>;
47 };
48
49 keys: gpio-keys {
50 compatible = "gpio-keys";
51
52 key-power {
53 wakeup-source;
54 gpios = <&gpio0 RK_PA5 GPIO_ACTIVE_LOW>;
55 label = "GPIO Power";
56 linux,code = <KEY_POWER>;
57 pinctrl-names = "default";
58 pinctrl-0 = <&pwr_key>;
59 };
60 };
61
62 leds {
63 compatible = "gpio-leds";
64
65 work_led: led-0 {
66 gpios = <&gpio8 RK_PA1 GPIO_ACTIVE_LOW>;
67 label = "firefly:blue:user";
68 linux,default-trigger = "rc-feedback";
69 pinctrl-names = "default";
70 pinctrl-0 = <&work_led_pin>;
71 };
72
73 power_led: led-1 {
74 gpios = <&gpio8 RK_PA2 GPIO_ACTIVE_LOW>;
75 label = "firefly:green:power";
76 linux,default-trigger = "default-on";
77 pinctrl-names = "default";
78 pinctrl-0 = <&power_led_pin>;
79 };
80 };
81
82 vbat_wl: vcc_sys: vsys-regulator {
83 compatible = "regulator-fixed";
84 regulator-name = "vcc_sys";
85 regulator-min-microvolt = <5000000>;
86 regulator-max-microvolt = <5000000>;
87 regulator-always-on;
88 regulator-boot-on;
89 };
90
91 vcc_sd: sdmmc-regulator {
92 compatible = "regulator-fixed";
93 gpio = <&gpio7 RK_PB3 GPIO_ACTIVE_LOW>;
94 pinctrl-names = "default";
95 pinctrl-0 = <&sdmmc_pwr>;
96 regulator-name = "vcc_sd";
97 regulator-min-microvolt = <3300000>;
98 regulator-max-microvolt = <3300000>;
99 startup-delay-us = <100000>;
100 vin-supply = <&vcc_io>;
101 };
102
103 vcc_flash: flash-regulator {
104 compatible = "regulator-fixed";
105 regulator-name = "vcc_flash";
106 regulator-min-microvolt = <1800000>;
107 regulator-max-microvolt = <1800000>;
108 vin-supply = <&vcc_io>;
109 };
110
111 vcc_5v: usb-regulator {
112 compatible = "regulator-fixed";
113 regulator-name = "vcc_5v";
114 regulator-min-microvolt = <5000000>;
115 regulator-max-microvolt = <5000000>;
116 regulator-always-on;
117 regulator-boot-on;
118 vin-supply = <&vcc_sys>;
119 };
120
121 vcc_host_5v: usb-host-regulator {
122 compatible = "regulator-fixed";
123 enable-active-high;
124 gpio = <&gpio0 RK_PB6 GPIO_ACTIVE_HIGH>;
125 pinctrl-names = "default";
126 pinctrl-0 = <&host_vbus_drv>;
127 regulator-name = "vcc_host_5v";
128 regulator-min-microvolt = <5000000>;
129 regulator-max-microvolt = <5000000>;
130 regulator-always-on;
131 vin-supply = <&vcc_5v>;
132 };
133
134 vcc_otg_5v: usb-otg-regulator {
135 compatible = "regulator-fixed";
136 enable-active-high;
137 gpio = <&gpio0 RK_PB4 GPIO_ACTIVE_HIGH>;
138 pinctrl-names = "default";
139 pinctrl-0 = <&otg_vbus_drv>;
140 regulator-name = "vcc_otg_5v";
141 regulator-min-microvolt = <5000000>;
142 regulator-max-microvolt = <5000000>;
143 regulator-always-on;
144 vin-supply = <&vcc_5v>;
145 };
146
147 /*
148 * A TT8142 creates both dovdd_1v8 and vcc28_dvp, controlled
149 * by the dvp_pwr pin.
150 */
151 vcc28_dvp: vcc28-dvp-regulator {
152 compatible = "regulator-fixed";
153 enable-active-high;
154 gpio = <&gpio0 RK_PB3 GPIO_ACTIVE_HIGH>;
155 pinctrl-names = "default";
156 pinctrl-0 = <&dvp_pwr>;
157 regulator-name = "vcc28_dvp";
158 regulator-min-microvolt = <2800000>;
159 regulator-max-microvolt = <2800000>;
160 regulator-always-on;
161 vin-supply = <&vcc_io>;
162 };
163 };
164
165 &cpu0 {
166 cpu0-supply = <&vdd_cpu>;
167 };
168
169 &emmc {
170 bus-width = <8>;
171 cap-mmc-highspeed;
172 disable-wp;
173 non-removable;
174 pinctrl-names = "default";
175 pinctrl-0 = <&emmc_clk>, <&emmc_cmd>, <&emmc_pwr>, <&emmc_bus8>;
176 vmmc-supply = <&vcc_io>;
177 vqmmc-supply = <&vcc_flash>;
178 status = "okay";
179 };
180
181 &gmac {
182 assigned-clocks = <&cru SCLK_MAC>;
183 assigned-clock-parents = <&ext_gmac>;
184 clock_in_out = "input";
185 pinctrl-names = "default";
186 pinctrl-0 = <&rgmii_pins>, <&phy_rst>, <&phy_pmeb>, <&phy_int>;
187 phy-supply = <&vcc_lan>;
188 phy-mode = "rgmii";
189 snps,reset-active-low;
190 snps,reset-delays-us = <0 10000 1000000>;
191 snps,reset-gpio = <&gpio4 RK_PB0 GPIO_ACTIVE_LOW>;
192 tx_delay = <0x30>;
193 rx_delay = <0x10>;
194 status = "okay";
195 };
196
197 &gpu {
198 mali-supply = <&vdd_gpu>;
199 status = "okay";
200 };
201
202 &hdmi {
203 ddc-i2c-bus = <&i2c5>;
204 status = "okay";
205 };
206
207 &i2c0 {
208 clock-frequency = <400000>;
209 status = "okay";
210
211 vdd_cpu: syr827@40 {
212 compatible = "silergy,syr827";
213 fcs,suspend-voltage-selector = <1>;
214 reg = <0x40>;
215 regulator-name = "vdd_cpu";
216 regulator-min-microvolt = <850000>;
217 regulator-max-microvolt = <1350000>;
218 regulator-always-on;
219 regulator-boot-on;
220 regulator-enable-ramp-delay = <300>;
221 regulator-ramp-delay = <8000>;
222 vin-supply = <&vcc_sys>;
223 };
224
225 vdd_gpu: syr828@41 {
226 compatible = "silergy,syr828";
227 fcs,suspend-voltage-selector = <1>;
228 reg = <0x41>;
229 regulator-name = "vdd_gpu";
230 regulator-min-microvolt = <850000>;
231 regulator-max-microvolt = <1350000>;
232 regulator-always-on;
233 vin-supply = <&vcc_sys>;
234 };
235
236 hym8563: rtc@51 {
237 compatible = "haoyu,hym8563";
238 reg = <0x51>;
239 #clock-cells = <0>;
240 clock-output-names = "xin32k";
241 interrupt-parent = <&gpio7>;
242 interrupts = <RK_PA4 IRQ_TYPE_EDGE_FALLING>;
243 pinctrl-names = "default";
244 pinctrl-0 = <&rtc_int>;
245 };
246
247 act8846: act8846@5a {
248 compatible = "active-semi,act8846";
249 reg = <0x5a>;
250 pinctrl-names = "default";
251 pinctrl-0 = <&pmic_vsel>, <&pwr_hold>;
252 system-power-controller;
253
254 vp1-supply = <&vcc_sys>;
255 vp2-supply = <&vcc_sys>;
256 vp3-supply = <&vcc_sys>;
257 vp4-supply = <&vcc_sys>;
258 inl1-supply = <&vcc_sys>;
259 inl2-supply = <&vcc_sys>;
260 inl3-supply = <&vcc_20>;
261
262 regulators {
263 vcc_ddr: REG1 {
264 regulator-name = "vcc_ddr";
265 regulator-min-microvolt = <1200000>;
266 regulator-max-microvolt = <1200000>;
267 regulator-always-on;
268 };
269
270 vcc_io: REG2 {
271 regulator-name = "vcc_io";
272 regulator-min-microvolt = <3300000>;
273 regulator-max-microvolt = <3300000>;
274 regulator-always-on;
275 };
276
277 vdd_log: REG3 {
278 regulator-name = "vdd_log";
279 regulator-min-microvolt = <1100000>;
280 regulator-max-microvolt = <1100000>;
281 regulator-always-on;
282 };
283
284 vcc_20: REG4 {
285 regulator-name = "vcc_20";
286 regulator-min-microvolt = <2000000>;
287 regulator-max-microvolt = <2000000>;
288 regulator-always-on;
289 };
290
291 vccio_sd: REG5 {
292 regulator-name = "vccio_sd";
293 regulator-min-microvolt = <3300000>;
294 regulator-max-microvolt = <3300000>;
295 regulator-always-on;
296 };
297
298 vdd10_lcd: REG6 {
299 regulator-name = "vdd10_lcd";
300 regulator-min-microvolt = <1000000>;
301 regulator-max-microvolt = <1000000>;
302 regulator-always-on;
303 };
304
305 vcca_18: REG7 {
306 regulator-name = "vcca_18";
307 regulator-min-microvolt = <1800000>;
308 regulator-max-microvolt = <1800000>;
309 };
310
311 vcca_33: REG8 {
312 regulator-name = "vcca_33";
313 regulator-min-microvolt = <3300000>;
314 regulator-max-microvolt = <3300000>;
315 };
316
317 vcc_lan: REG9 {
318 regulator-name = "vcc_lan";
319 regulator-min-microvolt = <3300000>;
320 regulator-max-microvolt = <3300000>;
321 };
322
323 vdd_10: REG10 {
324 regulator-name = "vdd_10";
325 regulator-min-microvolt = <1000000>;
326 regulator-max-microvolt = <1000000>;
327 regulator-always-on;
328 };
329
330 vccio_wl: vcc_18: REG11 {
331 regulator-name = "vcc_18";
332 regulator-min-microvolt = <1800000>;
333 regulator-max-microvolt = <1800000>;
334 regulator-always-on;
335 };
336
337 vcc18_lcd: REG12 {
338 regulator-name = "vcc18_lcd";
339 regulator-min-microvolt = <1800000>;
340 regulator-max-microvolt = <1800000>;
341 regulator-always-on;
342 };
343 };
344 };
345 };
346
347 &i2c1 {
348 status = "okay";
349 };
350
351 &i2c2 {
352 status = "okay";
353 };
354
355 &i2c4 {
356 status = "okay";
357 };
358
359 &i2c5 {
360 status = "okay";
361 };
362
363 &io_domains {
364 status = "okay";
365
366 audio-supply = <&vcca_33>;
367 bb-supply = <&vcc_io>;
368 dvp-supply = <&dovdd_1v8>;
369 flash0-supply = <&vcc_flash>;
370 flash1-supply = <&vcc_lan>;
371 gpio30-supply = <&vcc_io>;
372 gpio1830-supply = <&vcc_io>;
373 lcdc-supply = <&vcc_io>;
374 sdcard-supply = <&vccio_sd>;
375 wifi-supply = <&vccio_wl>;
376 };
377
378 &pinctrl {
379 pcfg_output_high: pcfg-output-high {
380 output-high;
381 };
382
383 pcfg_output_low: pcfg-output-low {
384 output-low;
385 };
386
387 pcfg_pull_up_drv_12ma: pcfg-pull-up-drv-12ma {
388 bias-pull-up;
389 drive-strength = <12>;
390 };
391
392 act8846 {
393 pwr_hold: pwr-hold {
394 rockchip,pins = <0 RK_PA1 RK_FUNC_GPIO &pcfg_output_high>;
395 };
396 };
397
398 dvp {
399 dvp_pwr: dvp-pwr {
400 rockchip,pins = <0 RK_PB3 RK_FUNC_GPIO &pcfg_pull_none>;
401 };
402 };
403
404 gmac {
405 phy_int: phy-int {
406 rockchip,pins = <0 RK_PB1 RK_FUNC_GPIO &pcfg_pull_up>;
407 };
408
409 phy_pmeb: phy-pmeb {
410 rockchip,pins = <0 RK_PB0 RK_FUNC_GPIO &pcfg_pull_up>;
411 };
412
413 phy_rst: phy-rst {
414 rockchip,pins = <4 RK_PB0 RK_FUNC_GPIO &pcfg_output_high>;
415 };
416 };
417
418 hym8563 {
419 rtc_int: rtc-int {
420 rockchip,pins = <7 RK_PA4 RK_FUNC_GPIO &pcfg_pull_up>;
421 };
422 };
423
424 keys {
425 pwr_key: pwr-key {
426 rockchip,pins = <0 RK_PA5 RK_FUNC_GPIO &pcfg_pull_up>;
427 };
428 };
429
430 leds {
431 power_led_pin: power-led-pin {
432 rockchip,pins = <8 RK_PA2 RK_FUNC_GPIO &pcfg_pull_none>;
433 };
434
435 work_led_pin: work-led-pin {
436 rockchip,pins = <8 RK_PA1 RK_FUNC_GPIO &pcfg_pull_none>;
437 };
438 };
439
440 sdmmc {
441 /*
442 * Default drive strength isn't enough to achieve even
443 * high-speed mode on firefly board so bump up to 12ma.
444 */
445 sdmmc_bus4: sdmmc-bus4 {
446 rockchip,pins = <6 RK_PC0 1 &pcfg_pull_up_drv_12ma>,
447 <6 RK_PC1 1 &pcfg_pull_up_drv_12ma>,
448 <6 RK_PC2 1 &pcfg_pull_up_drv_12ma>,
449 <6 RK_PC3 1 &pcfg_pull_up_drv_12ma>;
450 };
451
452 sdmmc_clk: sdmmc-clk {
453 rockchip,pins = <6 RK_PC4 1 &pcfg_pull_none_12ma>;
454 };
455
456 sdmmc_cmd: sdmmc-cmd {
457 rockchip,pins = <6 RK_PC5 1 &pcfg_pull_up_drv_12ma>;
458 };
459
460 sdmmc_pwr: sdmmc-pwr {
461 rockchip,pins = <7 RK_PB3 RK_FUNC_GPIO &pcfg_pull_none>;
462 };
463 };
464
465 usb_host {
466 host_vbus_drv: host-vbus-drv {
467 rockchip,pins = <0 RK_PB6 RK_FUNC_GPIO &pcfg_pull_none>;
468 };
469
470 usbhub_rst: usbhub-rst {
471 rockchip,pins = <8 RK_PA3 RK_FUNC_GPIO &pcfg_output_high>;
472 };
473 };
474
475 usb_otg {
476 otg_vbus_drv: otg-vbus-drv {
477 rockchip,pins = <0 RK_PB4 RK_FUNC_GPIO &pcfg_pull_none>;
478 };
479 };
480 };
481
482 &saradc {
483 vref-supply = <&vcc_18>;
484 status = "okay";
485 };
486
487 &sdio0 {
488 bus-width = <4>;
489 disable-wp;
490 non-removable;
491 pinctrl-names = "default";
492 pinctrl-0 = <&sdio0_bus4>, <&sdio0_cmd>, <&sdio0_clk>;
493 vmmc-supply = <&vbat_wl>;
494 vqmmc-supply = <&vccio_wl>;
495 status = "okay";
496 };
497
498 &sdmmc {
499 bus-width = <4>;
500 cap-mmc-highspeed;
501 cap-sd-highspeed;
502 card-detect-delay = <200>;
503 disable-wp;
504 pinctrl-names = "default";
505 pinctrl-0 = <&sdmmc_clk>, <&sdmmc_cmd>, <&sdmmc_cd>, <&sdmmc_bus4>;
506 vmmc-supply = <&vcc_sd>;
507 vqmmc-supply = <&vccio_sd>;
508 status = "okay";
509 };
510
511 &spi0 {
512 pinctrl-names = "default";
513 pinctrl-0 = <&spi0_clk>, <&spi0_cs0>, <&spi0_tx>, <&spi0_rx>, <&spi0_cs1>;
514 status = "okay";
515 };
516
517 &tsadc {
518 rockchip,hw-tshut-mode = <0>;
519 rockchip,hw-tshut-polarity = <0>;
520 status = "okay";
521 };
522
523 &uart0 {
524 pinctrl-names = "default";
525 pinctrl-0 = <&uart0_xfer>, <&uart0_cts>, <&uart0_rts>;
526 status = "okay";
527 };
528
529 &uart1 {
530 status = "okay";
531 };
532
533 &uart2 {
534 status = "okay";
535 };
536
537 &uart3 {
538 status = "okay";
539 };
540
541 &usbphy {
542 status = "okay";
543 };
544
545 &usb_host1 {
546 pinctrl-names = "default";
547 pinctrl-0 = <&usbhub_rst>;
548 status = "okay";
549 };
550
551 &usb_otg {
552 status = "okay";
553 };
554
555 &vopb {
556 status = "okay";
557 };
558
559 &vopb_mmu {
560 status = "okay";
561 };
562
563 &vopl {
564 status = "okay";
565 };
566
567 &vopl_mmu {
568 status = "okay";
569 };
570
571 &wdt {
572 status = "okay";
573 };
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