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6d11c8e2 TB |
1 | /* |
2 | * Copyright 2015 Tyler Baker | |
3 | * | |
4 | * Tyler Baker <tyler.baker@linaro.org> | |
5 | * Chen-Yu Tsai <wens@csie.org> | |
6 | * | |
7 | * This file is dual-licensed: you can use it either under the terms | |
8 | * of the GPL or the X11 license, at your option. Note that this dual | |
9 | * licensing only applies to this file, and not this project as a | |
10 | * whole. | |
11 | * | |
12 | * a) This file is free software; you can redistribute it and/or | |
13 | * modify it under the terms of the GNU General Public License as | |
14 | * published by the Free Software Foundation; either version 2 of the | |
15 | * License, or (at your option) any later version. | |
16 | * | |
17 | * This file is distributed in the hope that it will be useful, | |
18 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
19 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
20 | * GNU General Public License for more details. | |
21 | * | |
22 | * Or, alternatively, | |
23 | * | |
24 | * b) Permission is hereby granted, free of charge, to any person | |
25 | * obtaining a copy of this software and associated documentation | |
26 | * files (the "Software"), to deal in the Software without | |
27 | * restriction, including without limitation the rights to use, | |
28 | * copy, modify, merge, publish, distribute, sublicense, and/or | |
29 | * sell copies of the Software, and to permit persons to whom the | |
30 | * Software is furnished to do so, subject to the following | |
31 | * conditions: | |
32 | * | |
33 | * The above copyright notice and this permission notice shall be | |
34 | * included in all copies or substantial portions of the Software. | |
35 | * | |
36 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, | |
37 | * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES | |
38 | * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND | |
39 | * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT | |
40 | * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, | |
41 | * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING | |
42 | * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR | |
43 | * OTHER DEALINGS IN THE SOFTWARE. | |
44 | */ | |
45 | ||
46 | /dts-v1/; | |
47 | #include "sun9i-a80.dtsi" | |
6d11c8e2 TB |
48 | |
49 | #include <dt-bindings/gpio/gpio.h> | |
50 | #include <dt-bindings/pinctrl/sun4i-a10.h> | |
51 | ||
52 | / { | |
53 | model = "Cubietech Cubieboard4"; | |
54 | compatible = "cubietech,a80-cubieboard4", "allwinner,sun9i-a80"; | |
55 | ||
56 | aliases { | |
57 | serial0 = &uart0; | |
58 | }; | |
59 | ||
60 | chosen { | |
61 | stdout-path = "serial0:115200n8"; | |
62 | }; | |
63 | ||
c807d6e2 CYT |
64 | leds { |
65 | compatible = "gpio-leds"; | |
66 | pinctrl-names = "default"; | |
67 | pinctrl-0 = <&led_pins_cubieboard4>; | |
68 | ||
69 | green { | |
70 | label = "cubieboard4:green:usr"; | |
71 | gpios = <&pio 7 17 GPIO_ACTIVE_HIGH>; /* PH17 */ | |
72 | }; | |
73 | ||
74 | red { | |
75 | label = "cubieboard4:red:usr"; | |
76 | gpios = <&pio 7 6 GPIO_ACTIVE_HIGH>; /* PH6 */ | |
77 | }; | |
78 | }; | |
e62c46bc CYT |
79 | |
80 | wifi_pwrseq: wifi_pwrseq { | |
81 | compatible = "mmc-pwrseq-simple"; | |
82 | clocks = <&ac100_rtc 1>; | |
83 | clock-names = "ext_clock"; | |
84 | /* enables internal regulator and de-asserts reset */ | |
85 | reset-gpios = <&r_pio 0 2 GPIO_ACTIVE_LOW>; /* PL2 WL-PMU-EN */ | |
86 | }; | |
6d11c8e2 TB |
87 | }; |
88 | ||
6d11c8e2 TB |
89 | &mmc0 { |
90 | pinctrl-names = "default"; | |
91 | pinctrl-0 = <&mmc0_pins>, <&mmc0_cd_pin_cubieboard4>; | |
1e1dea72 | 92 | vmmc-supply = <®_dcdc1>; |
6d11c8e2 TB |
93 | bus-width = <4>; |
94 | cd-gpios = <&pio 7 18 GPIO_ACTIVE_HIGH>; /* PH18 */ | |
95 | cd-inverted; | |
96 | status = "okay"; | |
97 | }; | |
98 | ||
e62c46bc CYT |
99 | &mmc1 { |
100 | pinctrl-names = "default"; | |
101 | pinctrl-0 = <&mmc1_pins>, <&wifi_en_pin_cubieboard4>; | |
102 | vmmc-supply = <®_dldo1>; | |
103 | vqmmc-supply = <®_cldo3>; | |
104 | mmc-pwrseq = <&wifi_pwrseq>; | |
105 | bus-width = <4>; | |
106 | non-removable; | |
107 | status = "okay"; | |
108 | }; | |
109 | ||
110 | &mmc1_pins { | |
1edcd36f | 111 | bias-pull-up; |
e62c46bc CYT |
112 | }; |
113 | ||
6d11c8e2 TB |
114 | &mmc2 { |
115 | pinctrl-names = "default"; | |
116 | pinctrl-0 = <&mmc2_8bit_pins>; | |
1e1dea72 | 117 | vmmc-supply = <®_dcdc1>; |
6d11c8e2 TB |
118 | bus-width = <8>; |
119 | non-removable; | |
8826532c | 120 | cap-mmc-hw-reset; |
6d11c8e2 TB |
121 | status = "okay"; |
122 | }; | |
123 | ||
8826532c CYT |
124 | &mmc2_8bit_pins { |
125 | /* Increase drive strength for DDR modes */ | |
1edcd36f | 126 | drive-strength = <40>; |
8826532c CYT |
127 | }; |
128 | ||
16266987 CYT |
129 | &osc32k { |
130 | /* osc32k input is from AC100 */ | |
131 | clocks = <&ac100_rtc 0>; | |
132 | }; | |
133 | ||
08ff3e4e CYT |
134 | &pio { |
135 | led_pins_cubieboard4: led-pins@0 { | |
1edcd36f MR |
136 | pins = "PH6", "PH17"; |
137 | function = "gpio_out"; | |
08ff3e4e CYT |
138 | }; |
139 | ||
140 | mmc0_cd_pin_cubieboard4: mmc0_cd_pin@0 { | |
1edcd36f MR |
141 | pins = "PH18"; |
142 | function = "gpio_in"; | |
143 | bias-pull-up; | |
08ff3e4e CYT |
144 | }; |
145 | }; | |
146 | ||
62b4b20c CYT |
147 | &r_ir { |
148 | status = "okay"; | |
149 | }; | |
150 | ||
e62c46bc CYT |
151 | &r_pio { |
152 | wifi_en_pin_cubieboard4: wifi_en_pin@0 { | |
1edcd36f MR |
153 | pins = "PL2"; |
154 | function = "gpio_out"; | |
e62c46bc CYT |
155 | }; |
156 | }; | |
157 | ||
6f353f61 CYT |
158 | &r_rsb { |
159 | status = "okay"; | |
1e1dea72 CYT |
160 | |
161 | axp809: pmic@3a3 { | |
162 | reg = <0x3a3>; | |
163 | interrupt-parent = <&nmi_intc>; | |
164 | interrupts = <0 IRQ_TYPE_LEVEL_LOW>; | |
165 | ||
166 | regulators { | |
167 | reg_aldo1: aldo1 { | |
168 | /* | |
169 | * TODO: This should be handled by the | |
170 | * USB PHY driver. | |
171 | */ | |
172 | regulator-always-on; | |
173 | regulator-min-microvolt = <3000000>; | |
174 | regulator-max-microvolt = <3000000>; | |
175 | regulator-name = "vcc33-usbh"; | |
176 | }; | |
177 | ||
178 | reg_aldo2: aldo2 { | |
179 | regulator-min-microvolt = <1800000>; | |
180 | regulator-max-microvolt = <1800000>; | |
181 | regulator-name = "vcc-pb-io-cam"; | |
182 | }; | |
183 | ||
184 | aldo3 { | |
185 | /* unused */ | |
186 | }; | |
187 | ||
188 | reg_dc5ldo: dc5ldo { | |
189 | regulator-always-on; | |
190 | regulator-min-microvolt = <800000>; | |
191 | regulator-max-microvolt = <1100000>; | |
192 | regulator-name = "vdd-cpus-09-usbh"; | |
193 | }; | |
194 | ||
195 | reg_dcdc1: dcdc1 { | |
196 | regulator-always-on; | |
197 | regulator-min-microvolt = <3000000>; | |
198 | regulator-max-microvolt = <3000000>; | |
199 | regulator-name = "vcc-3v"; | |
200 | }; | |
201 | ||
202 | reg_dcdc2: dcdc2 { | |
203 | regulator-min-microvolt = <800000>; | |
204 | regulator-max-microvolt = <1100000>; | |
205 | regulator-name = "vdd-gpu"; | |
206 | }; | |
207 | ||
208 | reg_dcdc3: dcdc3 { | |
209 | regulator-always-on; | |
210 | regulator-min-microvolt = <800000>; | |
211 | regulator-max-microvolt = <1100000>; | |
212 | regulator-name = "vdd-cpua"; | |
213 | }; | |
214 | ||
215 | reg_dcdc4: dcdc4 { | |
216 | regulator-always-on; | |
217 | regulator-min-microvolt = <800000>; | |
218 | regulator-max-microvolt = <1100000>; | |
219 | regulator-name = "vdd-sys-usb0-hdmi"; | |
220 | }; | |
221 | ||
222 | reg_dcdc5: dcdc5 { | |
223 | regulator-always-on; | |
224 | regulator-min-microvolt = <1425000>; | |
225 | regulator-max-microvolt = <1575000>; | |
226 | regulator-name = "vcc-dram"; | |
227 | }; | |
228 | ||
229 | reg_dldo1: dldo1 { | |
230 | /* | |
231 | * The WiFi chip supports a wide range | |
232 | * (3.0 ~ 4.8V) of voltages, and so does | |
233 | * this regulator (3.0 ~ 4.2V), but | |
234 | * Allwinner SDK always sets it to 3.3V. | |
235 | */ | |
236 | regulator-min-microvolt = <3300000>; | |
237 | regulator-max-microvolt = <3300000>; | |
238 | regulator-name = "vcc-wifi"; | |
239 | }; | |
240 | ||
241 | reg_dldo2: dldo2 { | |
242 | regulator-always-on; | |
243 | regulator-min-microvolt = <3000000>; | |
244 | regulator-max-microvolt = <3000000>; | |
245 | regulator-name = "vcc-pl"; | |
246 | }; | |
247 | ||
248 | reg_eldo1: eldo1 { | |
249 | regulator-min-microvolt = <1200000>; | |
250 | regulator-max-microvolt = <1200000>; | |
251 | regulator-name = "vcc-dvdd-cam"; | |
252 | }; | |
253 | ||
254 | reg_eldo2: eldo2 { | |
255 | regulator-min-microvolt = <1800000>; | |
256 | regulator-max-microvolt = <1800000>; | |
257 | regulator-name = "vcc-pe"; | |
258 | }; | |
259 | ||
260 | reg_eldo3: eldo3 { | |
261 | regulator-always-on; | |
262 | regulator-min-microvolt = <3000000>; | |
263 | regulator-max-microvolt = <3000000>; | |
264 | regulator-name = "vcc-pm-codec-io1"; | |
265 | }; | |
266 | ||
267 | reg_ldo_io0: ldo_io0 { | |
268 | regulator-always-on; | |
269 | regulator-min-microvolt = <3000000>; | |
270 | regulator-max-microvolt = <3000000>; | |
271 | regulator-name = "vcc-pg"; | |
272 | }; | |
273 | ||
274 | reg_ldo_io1: ldo_io1 { | |
275 | regulator-min-microvolt = <2500000>; | |
276 | regulator-max-microvolt = <2500000>; | |
277 | regulator-name = "vcc-pa-gmac-2v5"; | |
278 | }; | |
279 | ||
280 | reg_rtc_ldo: rtc_ldo { | |
281 | regulator-name = "vcc-rtc-vdd1v8-io"; | |
282 | }; | |
296450c2 CYT |
283 | |
284 | sw { | |
285 | /* unused */ | |
286 | }; | |
1e1dea72 CYT |
287 | }; |
288 | }; | |
38f151d4 | 289 | |
f97f02ee CYT |
290 | axp806: pmic@745 { |
291 | compatible = "x-powers,axp806"; | |
292 | reg = <0x745>; | |
293 | interrupt-parent = <&nmi_intc>; | |
294 | interrupts = <0 IRQ_TYPE_LEVEL_LOW>; | |
295 | interrupt-controller; | |
296 | #interrupt-cells = <1>; | |
297 | bldoin-supply = <®_dcdce>; | |
298 | ||
299 | regulators { | |
300 | reg_s_aldo1: aldo1 { | |
301 | regulator-always-on; | |
302 | regulator-min-microvolt = <3000000>; | |
303 | regulator-max-microvolt = <3000000>; | |
304 | regulator-name = "avcc"; | |
305 | }; | |
306 | ||
307 | aldo2 { | |
308 | /* | |
309 | * unused, but use a different name to | |
310 | * avoid name clash with axp809's aldo's | |
311 | */ | |
312 | regulator-name = "s_aldo2"; | |
313 | }; | |
314 | ||
315 | aldo3 { | |
316 | /* | |
317 | * unused, but use a different name to | |
318 | * avoid name clash with axp809's aldo's | |
319 | */ | |
320 | regulator-name = "s_aldo3"; | |
321 | }; | |
322 | ||
323 | reg_bldo1: bldo1 { | |
324 | regulator-always-on; | |
325 | regulator-min-microvolt = <1700000>; | |
326 | regulator-max-microvolt = <1900000>; | |
327 | regulator-name = "vcc18-efuse-adc-display-csi"; | |
328 | }; | |
329 | ||
330 | reg_bldo2: bldo2 { | |
331 | regulator-always-on; | |
332 | regulator-min-microvolt = <1700000>; | |
333 | regulator-max-microvolt = <1900000>; | |
334 | regulator-name = | |
335 | "vdd18-drampll-vcc18-pll-cpvdd"; | |
336 | }; | |
337 | ||
338 | bldo3 { | |
339 | /* unused */ | |
340 | }; | |
341 | ||
342 | reg_bldo4: bldo4 { | |
343 | regulator-min-microvolt = <1100000>; | |
344 | regulator-max-microvolt = <1300000>; | |
345 | regulator-name = "vcc12-hsic"; | |
346 | }; | |
347 | ||
348 | reg_cldo1: cldo1 { | |
349 | /* | |
350 | * This was 3V in the original design, but | |
351 | * 3.3V is the recommended supply voltage | |
352 | * for the Ethernet PHY. | |
353 | */ | |
354 | regulator-min-microvolt = <3300000>; | |
355 | regulator-max-microvolt = <3300000>; | |
356 | regulator-name = "vcc-gmac-phy"; | |
357 | }; | |
358 | ||
359 | reg_cldo2: cldo2 { | |
360 | regulator-min-microvolt = <2800000>; | |
361 | regulator-max-microvolt = <2800000>; | |
362 | regulator-name = "afvcc-cam"; | |
363 | }; | |
364 | ||
365 | reg_cldo3: cldo3 { | |
366 | regulator-min-microvolt = <3000000>; | |
367 | regulator-max-microvolt = <3000000>; | |
368 | regulator-name = "vcc-io-wifi-codec-io2"; | |
369 | }; | |
370 | ||
371 | reg_dcdca: dcdca { | |
372 | regulator-always-on; | |
373 | regulator-min-microvolt = <800000>; | |
374 | regulator-max-microvolt = <1100000>; | |
375 | regulator-name = "vdd-cpub"; | |
376 | }; | |
377 | ||
378 | reg_dcdcd: dcdcd { | |
379 | regulator-always-on; | |
380 | regulator-min-microvolt = <800000>; | |
381 | regulator-max-microvolt = <1100000>; | |
382 | regulator-name = "vdd-vpu"; | |
383 | }; | |
384 | ||
385 | reg_dcdce: dcdce { | |
386 | regulator-always-on; | |
387 | regulator-min-microvolt = <2100000>; | |
388 | regulator-max-microvolt = <2100000>; | |
389 | regulator-name = "vcc-bldo-codec-ldoin"; | |
390 | }; | |
391 | ||
392 | sw { | |
393 | /* | |
394 | * unused, but use a different name to | |
395 | * avoid name clash with axp809's sw | |
396 | */ | |
397 | regulator-name = "s_sw"; | |
398 | }; | |
399 | }; | |
400 | }; | |
401 | ||
38f151d4 CYT |
402 | ac100: codec@e89 { |
403 | compatible = "x-powers,ac100"; | |
404 | reg = <0xe89>; | |
405 | ||
406 | ac100_codec: codec { | |
407 | compatible = "x-powers,ac100-codec"; | |
408 | interrupt-parent = <&r_pio>; | |
409 | interrupts = <0 9 IRQ_TYPE_LEVEL_LOW>; /* PL9 */ | |
410 | #clock-cells = <0>; | |
411 | clock-output-names = "4M_adda"; | |
412 | }; | |
413 | ||
414 | ac100_rtc: rtc { | |
415 | compatible = "x-powers,ac100-rtc"; | |
416 | interrupt-parent = <&nmi_intc>; | |
417 | interrupts = <0 IRQ_TYPE_LEVEL_LOW>; | |
418 | clocks = <&ac100_codec>; | |
419 | #clock-cells = <1>; | |
420 | clock-output-names = "cko1_rtc", | |
421 | "cko2_rtc", | |
422 | "cko3_rtc"; | |
423 | }; | |
424 | }; | |
6f353f61 CYT |
425 | }; |
426 | ||
1e1dea72 CYT |
427 | #include "axp809.dtsi" |
428 | ||
6d11c8e2 TB |
429 | &uart0 { |
430 | pinctrl-names = "default"; | |
431 | pinctrl-0 = <&uart0_pins_a>; | |
432 | status = "okay"; | |
433 | }; |