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1/*
2 * Copyright 2014 Chen-Yu Tsai
3 *
4 * Chen-Yu Tsai <wens@csie.org>
5 *
6 * This file is dual-licensed: you can use it either under the terms
7 * of the GPL or the X11 license, at your option. Note that this dual
8 * licensing only applies to this file, and not this project as a
9 * whole.
10 *
136d18a8 11 * a) This file is free software; you can redistribute it and/or
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12 * modify it under the terms of the GNU General Public License as
13 * published by the Free Software Foundation; either version 2 of the
14 * License, or (at your option) any later version.
15 *
136d18a8 16 * This file is distributed in the hope that it will be useful,
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17 * but WITHOUT ANY WARRANTY; without even the implied warranty of
18 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19 * GNU General Public License for more details.
20 *
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21 * Or, alternatively,
22 *
23 * b) Permission is hereby granted, free of charge, to any person
24 * obtaining a copy of this software and associated documentation
25 * files (the "Software"), to deal in the Software without
26 * restriction, including without limitation the rights to use,
27 * copy, modify, merge, publish, distribute, sublicense, and/or
28 * sell copies of the Software, and to permit persons to whom the
29 * Software is furnished to do so, subject to the following
30 * conditions:
31 *
32 * The above copyright notice and this permission notice shall be
33 * included in all copies or substantial portions of the Software.
34 *
35 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
36 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
37 * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
38 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
39 * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
40 * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
41 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
42 * OTHER DEALINGS IN THE SOFTWARE.
43 */
44
45/dts-v1/;
71455701 46#include "sun9i-a80.dtsi"
f49a430c 47
bca12924 48#include <dt-bindings/gpio/gpio.h>
092a0c3b 49#include <dt-bindings/pinctrl/sun4i-a10.h>
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50
51/ {
52 model = "Merrii A80 Optimus Board";
53 compatible = "merrii,a80-optimus", "allwinner,sun9i-a80";
54
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55 aliases {
56 serial0 = &uart0;
57 serial1 = &uart4;
58 };
59
f49a430c 60 chosen {
59ebbe88 61 stdout-path = "serial0:115200n8";
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62 };
63
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64 leds {
65 compatible = "gpio-leds";
66 pinctrl-names = "default";
d2118f06 67 pinctrl-0 = <&led_pins_optimus>, <&led_r_pins_optimus>;
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68
69 /* The LED names match those found on the board */
70
71 led2 {
72 label = "optimus:led2:usr";
bca12924 73 gpios = <&pio 7 1 GPIO_ACTIVE_HIGH>;
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74 };
75
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76 led3 {
77 label = "optimus:led3:usr";
78 gpios = <&r_pio 1 15 GPIO_ACTIVE_HIGH>; /* PM15 */
79 };
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80
81 led4 {
82 label = "optimus:led4:usr";
bca12924 83 gpios = <&pio 7 0 GPIO_ACTIVE_HIGH>;
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84 };
85 };
fa86885b 86
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87 reg_usb1_vbus: usb1-vbus {
88 compatible = "regulator-fixed";
89 pinctrl-names = "default";
90 pinctrl-0 = <&usb1_vbus_pin_optimus>;
91 regulator-name = "usb1-vbus";
92 regulator-min-microvolt = <5000000>;
93 regulator-max-microvolt = <5000000>;
94 enable-active-high;
95 gpio = <&pio 7 4 GPIO_ACTIVE_HIGH>; /* PH4 */
96 };
97
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98 reg_usb3_vbus: usb3-vbus {
99 compatible = "regulator-fixed";
100 pinctrl-names = "default";
101 pinctrl-0 = <&usb3_vbus_pin_optimus>;
102 regulator-name = "usb3-vbus";
103 regulator-min-microvolt = <5000000>;
104 regulator-max-microvolt = <5000000>;
105 enable-active-high;
106 gpio = <&pio 7 5 GPIO_ACTIVE_HIGH>; /* PH5 */
107 };
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108
109 wifi_pwrseq: wifi_pwrseq {
110 compatible = "mmc-pwrseq-simple";
111 clocks = <&ac100_rtc 1>;
112 clock-names = "ext_clock";
113 /* enables internal regulator and de-asserts reset */
114 reset-gpios = <&r_pio 0 2 GPIO_ACTIVE_LOW>; /* PL2 WL-PMU-EN */
115 };
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116};
117
118&ehci0 {
119 status = "okay";
120};
121
122&ehci1 {
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123 /* Enable if HSIC peripheral is connected */
124 status = "disabled";
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125};
126
127&ehci2 {
128 status = "okay";
f49a430c 129};
10eb98b1 130
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131&mmc0 {
132 pinctrl-names = "default";
133 pinctrl-0 = <&mmc0_pins>, <&mmc0_cd_pin_optimus>;
134 vmmc-supply = <&reg_dcdc1>;
135 bus-width = <4>;
136 cd-gpios = <&pio 7 18 GPIO_ACTIVE_HIGH>; /* PH8 */
137 cd-inverted;
138 status = "okay";
139};
140
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141&mmc1 {
142 pinctrl-names = "default";
143 pinctrl-0 = <&mmc1_pins>, <&wifi_en_pin_optimus>;
144 vmmc-supply = <&reg_dldo1>;
145 vqmmc-supply = <&reg_cldo3>;
146 mmc-pwrseq = <&wifi_pwrseq>;
147 bus-width = <4>;
148 non-removable;
149 status = "okay";
150};
151
152&mmc1_pins {
153 allwinner,pull = <SUN4I_PINCTRL_PULL_UP>;
154};
155
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156&mmc2 {
157 pinctrl-names = "default";
158 pinctrl-0 = <&mmc2_8bit_pins>;
159 vmmc-supply = <&reg_dcdc1>;
160 bus-width = <8>;
161 non-removable;
162 cap-mmc-hw-reset;
163 status = "okay";
164};
165
166&mmc2_8bit_pins {
167 /* Increase drive strength for DDR modes */
168 allwinner,drive = <SUN4I_PINCTRL_40_MA>;
169};
170
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171&ohci0 {
172 status = "okay";
173};
174
175&ohci2 {
176 status = "okay";
177};
178
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179&osc32k {
180 /* osc32k input is from AC100 */
181 clocks = <&ac100_rtc 0>;
182};
183
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184&pio {
185 led_pins_optimus: led-pins@0 {
186 allwinner,pins = "PH0", "PH1";
187 allwinner,function = "gpio_out";
188 allwinner,drive = <SUN4I_PINCTRL_10_MA>;
189 allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
190 };
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191
192 mmc0_cd_pin_optimus: mmc0_cd_pin@0 {
193 allwinner,pins = "PH18";
194 allwinner,function = "gpio_in";
195 allwinner,drive = <SUN4I_PINCTRL_10_MA>;
196 allwinner,pull = <SUN4I_PINCTRL_PULL_UP>;
197 };
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198
199 usb1_vbus_pin_optimus: usb1_vbus_pin@1 {
200 allwinner,pins = "PH4";
201 allwinner,function = "gpio_out";
202 allwinner,drive = <SUN4I_PINCTRL_10_MA>;
203 allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
204 };
205
206 usb3_vbus_pin_optimus: usb3_vbus_pin@1 {
207 allwinner,pins = "PH5";
208 allwinner,function = "gpio_out";
209 allwinner,drive = <SUN4I_PINCTRL_10_MA>;
210 allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
211 };
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212};
213
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214&r_ir {
215 status = "okay";
216};
217
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218&r_pio {
219 led_r_pins_optimus: led-pins@1 {
220 allwinner,pins = "PM15";
221 allwinner,function = "gpio_out";
222 allwinner,drive = <SUN4I_PINCTRL_10_MA>;
223 allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
224 };
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225
226 wifi_en_pin_optimus: wifi_en_pin@0 {
227 allwinner,pins = "PL2";
228 allwinner,function = "gpio_out";
229 allwinner,drive = <SUN4I_PINCTRL_10_MA>;
230 allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
231 };
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232};
233
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234&r_rsb {
235 status = "okay";
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236
237 axp809: pmic@3a3 {
238 reg = <0x3a3>;
239 interrupt-parent = <&nmi_intc>;
240 interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
241
242 regulators {
243 reg_aldo1: aldo1 {
244 /*
245 * TODO: This should be handled by the
246 * USB PHY driver.
247 */
248 regulator-always-on;
249 regulator-min-microvolt = <3000000>;
250 regulator-max-microvolt = <3000000>;
251 regulator-name = "vcc33-usbh";
252 };
253
254 reg_aldo2: aldo2 {
255 regulator-min-microvolt = <1800000>;
256 regulator-max-microvolt = <1800000>;
257 regulator-name = "vcc-pb-io-cam";
258 };
259
260 aldo3 {
261 /* unused */
262 };
263
264 reg_dc5ldo: dc5ldo {
265 regulator-always-on;
266 regulator-min-microvolt = <800000>;
267 regulator-max-microvolt = <1100000>;
268 regulator-name = "vdd-cpus-09-usbh";
269 };
270
271 reg_dcdc1: dcdc1 {
272 regulator-always-on;
273 regulator-min-microvolt = <3000000>;
274 regulator-max-microvolt = <3000000>;
275 regulator-name = "vcc-3v";
276 };
277
278 reg_dcdc2: dcdc2 {
279 regulator-min-microvolt = <800000>;
280 regulator-max-microvolt = <1100000>;
281 regulator-name = "vdd-gpu";
282 };
283
284 reg_dcdc3: dcdc3 {
285 regulator-always-on;
286 regulator-min-microvolt = <800000>;
287 regulator-max-microvolt = <1100000>;
288 regulator-name = "vdd-cpua";
289 };
290
291 reg_dcdc4: dcdc4 {
292 regulator-always-on;
293 regulator-min-microvolt = <800000>;
294 regulator-max-microvolt = <1100000>;
295 regulator-name = "vdd-sys-usb0-hdmi";
296 };
297
298 reg_dcdc5: dcdc5 {
299 regulator-always-on;
300 regulator-min-microvolt = <1425000>;
301 regulator-max-microvolt = <1575000>;
302 regulator-name = "vcc-dram";
303 };
304
305 reg_dldo1: dldo1 {
306 /*
307 * The WiFi chip supports a wide range
308 * (3.0 ~ 4.8V) of voltages, and so does
309 * this regulator (3.0 ~ 4.2V), but
310 * Allwinner SDK always sets it to 3.3V.
311 */
312 regulator-min-microvolt = <3300000>;
313 regulator-max-microvolt = <3300000>;
314 regulator-name = "vcc-wifi";
315 };
316
317 reg_dldo2: dldo2 {
318 regulator-always-on;
319 regulator-min-microvolt = <3000000>;
320 regulator-max-microvolt = <3000000>;
321 regulator-name = "vcc-pl";
322 };
323
324 reg_eldo1: eldo1 {
325 regulator-min-microvolt = <1200000>;
326 regulator-max-microvolt = <1200000>;
327 regulator-name = "vcc-dvdd-cam";
328 };
329
330 reg_eldo2: eldo2 {
331 regulator-min-microvolt = <1800000>;
332 regulator-max-microvolt = <1800000>;
333 regulator-name = "vcc-pe";
334 };
335
336 reg_eldo3: eldo3 {
337 regulator-always-on;
338 regulator-min-microvolt = <3000000>;
339 regulator-max-microvolt = <3000000>;
340 regulator-name = "vcc-pm-codec-io1";
341 };
342
343 reg_ldo_io0: ldo_io0 {
344 regulator-always-on;
345 regulator-min-microvolt = <3000000>;
346 regulator-max-microvolt = <3000000>;
347 regulator-name = "vcc-pg";
348 };
349
350 reg_ldo_io1: ldo_io1 {
351 regulator-min-microvolt = <2500000>;
352 regulator-max-microvolt = <2500000>;
353 regulator-name = "vcc-pa-gmac-2v5";
354 };
355
356 reg_rtc_ldo: rtc_ldo {
357 regulator-name = "vcc-rtc-vdd1v8-io";
358 };
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359
360 sw {
361 /* unused */
362 };
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363 };
364 };
9caf39bf 365
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366 axp806: pmic@745 {
367 compatible = "x-powers,axp806";
368 reg = <0x745>;
369 interrupt-parent = <&nmi_intc>;
370 interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
371 interrupt-controller;
372 #interrupt-cells = <1>;
373 bldoin-supply = <&reg_dcdce>;
374
375 regulators {
376 reg_s_aldo1: aldo1 {
377 regulator-always-on;
378 regulator-min-microvolt = <3000000>;
379 regulator-max-microvolt = <3000000>;
380 regulator-name = "avcc";
381 };
382
383 aldo2 {
384 /*
385 * unused, but use a different name to
386 * avoid name clash with axp809's aldo's
387 */
388 regulator-name = "s_aldo2";
389 };
390
391 aldo3 {
392 /*
393 * unused, but use a different name to
394 * avoid name clash with axp809's aldo's
395 */
396 regulator-name = "s_aldo3";
397 };
398
399 reg_bldo1: bldo1 {
400 regulator-always-on;
401 regulator-min-microvolt = <1700000>;
402 regulator-max-microvolt = <1900000>;
403 regulator-name = "vcc18-efuse-adc-display-csi";
404 };
405
406 reg_bldo2: bldo2 {
407 regulator-always-on;
408 regulator-min-microvolt = <1700000>;
409 regulator-max-microvolt = <1900000>;
410 regulator-name =
411 "vdd18-drampll-vcc18-pll-cpvdd";
412 };
413
414 bldo3 {
415 /* unused */
416 };
417
418 reg_bldo4: bldo4 {
419 regulator-min-microvolt = <1100000>;
420 regulator-max-microvolt = <1300000>;
421 regulator-name = "vcc12-hsic";
422 };
423
424 reg_cldo1: cldo1 {
425 /*
426 * This was 3V in the original design, but
427 * 3.3V is the recommended supply voltage
428 * for the Ethernet PHY.
429 */
430 regulator-min-microvolt = <3300000>;
431 regulator-max-microvolt = <3300000>;
432 regulator-name = "vcc-gmac-phy";
433 };
434
435 reg_cldo2: cldo2 {
436 regulator-min-microvolt = <2800000>;
437 regulator-max-microvolt = <2800000>;
438 regulator-name = "afvcc-cam";
439 };
440
441 reg_cldo3: cldo3 {
442 regulator-min-microvolt = <3000000>;
443 regulator-max-microvolt = <3000000>;
444 regulator-name = "vcc-io-wifi-codec-io2";
445 };
446
447 reg_dcdca: dcdca {
448 regulator-always-on;
449 regulator-min-microvolt = <800000>;
450 regulator-max-microvolt = <1100000>;
451 regulator-name = "vdd-cpub";
452 };
453
454 reg_dcdcd: dcdcd {
455 regulator-always-on;
456 regulator-min-microvolt = <800000>;
457 regulator-max-microvolt = <1100000>;
458 regulator-name = "vdd-vpu";
459 };
460
461 reg_dcdce: dcdce {
462 regulator-always-on;
463 regulator-min-microvolt = <2100000>;
464 regulator-max-microvolt = <2100000>;
465 regulator-name = "vcc-bldo-codec-ldoin";
466 };
467
468 sw {
469 /*
470 * unused, but use a different name to
471 * avoid name clash with axp809's sw
472 */
473 regulator-name = "s_sw";
474 };
475 };
476 };
477
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478 ac100: codec@e89 {
479 compatible = "x-powers,ac100";
480 reg = <0xe89>;
481
482 ac100_codec: codec {
483 compatible = "x-powers,ac100-codec";
484 interrupt-parent = <&r_pio>;
485 interrupts = <0 9 IRQ_TYPE_LEVEL_LOW>; /* PL9 */
486 #clock-cells = <0>;
487 clock-output-names = "4M_adda";
488 };
489
490 ac100_rtc: rtc {
491 compatible = "x-powers,ac100-rtc";
492 interrupt-parent = <&nmi_intc>;
493 interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
494 clocks = <&ac100_codec>;
495 #clock-cells = <1>;
496 clock-output-names = "cko1_rtc",
497 "cko2_rtc",
498 "cko3_rtc";
499 };
500 };
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501};
502
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503#include "axp809.dtsi"
504
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505&uart0 {
506 pinctrl-names = "default";
507 pinctrl-0 = <&uart0_pins_a>;
508 status = "okay";
509};
510
fa86885b 511&usbphy1 {
f1bf2b9b 512 phy-supply = <&reg_usb1_vbus>;
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513 status = "okay";
514};
515
516&usbphy2 {
17b7eef1 517 phy-supply = <&reg_bldo4>;
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518 /* Enable if HSIC peripheral is connected */
519 status = "disabled";
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520};
521
522&usbphy3 {
f1bf2b9b 523 phy-supply = <&reg_usb3_vbus>;
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524 status = "okay";
525};