GNU Linux-libre 4.19.264-gnu1
[releases.git] / arch / arm / boot / dts / sun9i-a80-cubieboard4.dts
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"
48
49 #include <dt-bindings/gpio/gpio.h>
50
51 / {
52         model = "Cubietech Cubieboard4";
53         compatible = "cubietech,a80-cubieboard4", "allwinner,sun9i-a80";
54
55         aliases {
56                 serial0 = &uart0;
57         };
58
59         chosen {
60                 stdout-path = "serial0:115200n8";
61         };
62
63         leds {
64                 compatible = "gpio-leds";
65
66                 green {
67                         label = "cubieboard4:green:usr";
68                         gpios = <&pio 7 17 GPIO_ACTIVE_HIGH>; /* PH17 */
69                 };
70
71                 red {
72                         label = "cubieboard4:red:usr";
73                         gpios = <&pio 7 6 GPIO_ACTIVE_HIGH>; /* PH6 */
74                 };
75         };
76
77         vga-connector {
78                 compatible = "vga-connector";
79                 label = "vga";
80                 ddc-i2c-bus = <&i2c3>;
81
82                 port {
83                         vga_con_in: endpoint {
84                                 remote-endpoint = <&vga_dac_out>;
85                         };
86                 };
87         };
88
89         vga-dac {
90                 compatible = "corpro,gm7123", "adi,adv7123", "dumb-vga-dac";
91                 vdd-supply = <&reg_dcdc1>;
92                 #address-cells = <1>;
93                 #size-cells = <0>;
94
95                 ports {
96                         #address-cells = <1>;
97                         #size-cells = <0>;
98
99                         port@0 {
100                                 #address-cells = <1>;
101                                 #size-cells = <0>;
102                                 reg = <0>;
103
104                                 vga_dac_in: endpoint@0 {
105                                         reg = <0>;
106                                         remote-endpoint = <&tcon0_out_vga>;
107                                 };
108                         };
109
110                         port@1 {
111                                 #address-cells = <1>;
112                                 #size-cells = <0>;
113                                 reg = <1>;
114
115                                 vga_dac_out: endpoint@0 {
116                                         reg = <0>;
117                                         remote-endpoint = <&vga_con_in>;
118                                 };
119                         };
120                 };
121         };
122
123         wifi_pwrseq: wifi-pwrseq {
124                 compatible = "mmc-pwrseq-simple";
125                 clocks = <&ac100_rtc 1>;
126                 clock-names = "ext_clock";
127                 /* enables internal regulator and de-asserts reset */
128                 reset-gpios = <&r_pio 0 2 GPIO_ACTIVE_LOW>; /* PL2 WL-PMU-EN */
129         };
130 };
131
132 &de {
133         status = "okay";
134 };
135
136 &i2c3 {
137         pinctrl-names = "default";
138         pinctrl-0 = <&i2c3_pins>;
139         status = "okay";
140 };
141
142 &mmc0 {
143         pinctrl-names = "default";
144         pinctrl-0 = <&mmc0_pins>;
145         vmmc-supply = <&reg_dcdc1>;
146         bus-width = <4>;
147         cd-gpios = <&pio 7 18 GPIO_ACTIVE_LOW>; /* PH18 */
148         status = "okay";
149 };
150
151 &mmc1 {
152         pinctrl-names = "default";
153         pinctrl-0 = <&mmc1_pins>;
154         vmmc-supply = <&reg_dldo1>;
155         vqmmc-supply = <&reg_cldo3>;
156         mmc-pwrseq = <&wifi_pwrseq>;
157         bus-width = <4>;
158         non-removable;
159         status = "okay";
160 };
161
162 &mmc1_pins {
163         bias-pull-up;
164 };
165
166 &mmc2 {
167         pinctrl-names = "default";
168         pinctrl-0 = <&mmc2_8bit_pins>;
169         vmmc-supply = <&reg_dcdc1>;
170         bus-width = <8>;
171         non-removable;
172         cap-mmc-hw-reset;
173         status = "okay";
174 };
175
176 &mmc2_8bit_pins {
177         /* Increase drive strength for DDR modes */
178         drive-strength = <40>;
179 };
180
181 &osc32k {
182         /* osc32k input is from AC100 */
183         clocks = <&ac100_rtc 0>;
184 };
185
186 &r_ir {
187         status = "okay";
188 };
189
190 &r_rsb {
191         status = "okay";
192
193         axp809: pmic@3a3 {
194                 reg = <0x3a3>;
195                 interrupt-parent = <&nmi_intc>;
196                 interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
197
198                 regulators {
199                         reg_aldo1: aldo1 {
200                                 /*
201                                  * TODO: This should be handled by the
202                                  * USB PHY driver.
203                                  */
204                                 regulator-always-on;
205                                 regulator-min-microvolt = <3000000>;
206                                 regulator-max-microvolt = <3000000>;
207                                 regulator-name = "vcc33-usbh";
208                         };
209
210                         reg_aldo2: aldo2 {
211                                 regulator-min-microvolt = <1800000>;
212                                 regulator-max-microvolt = <1800000>;
213                                 regulator-name = "vcc-pb-io-cam";
214                         };
215
216                         aldo3 {
217                                 /* unused */
218                         };
219
220                         reg_dc5ldo: dc5ldo {
221                                 regulator-always-on;
222                                 regulator-min-microvolt = <800000>;
223                                 regulator-max-microvolt = <1100000>;
224                                 regulator-name = "vdd-cpus-09-usbh";
225                         };
226
227                         reg_dcdc1: dcdc1 {
228                                 regulator-always-on;
229                                 regulator-min-microvolt = <3000000>;
230                                 regulator-max-microvolt = <3000000>;
231                                 regulator-name = "vcc-3v";
232                         };
233
234                         reg_dcdc2: dcdc2 {
235                                 regulator-min-microvolt = <800000>;
236                                 regulator-max-microvolt = <1100000>;
237                                 regulator-name = "vdd-gpu";
238                         };
239
240                         reg_dcdc3: dcdc3 {
241                                 regulator-always-on;
242                                 regulator-min-microvolt = <800000>;
243                                 regulator-max-microvolt = <1100000>;
244                                 regulator-name = "vdd-cpua";
245                         };
246
247                         reg_dcdc4: dcdc4 {
248                                 regulator-always-on;
249                                 regulator-min-microvolt = <800000>;
250                                 regulator-max-microvolt = <1100000>;
251                                 regulator-name = "vdd-sys-usb0-hdmi";
252                         };
253
254                         reg_dcdc5: dcdc5 {
255                                 regulator-always-on;
256                                 regulator-min-microvolt = <1425000>;
257                                 regulator-max-microvolt = <1575000>;
258                                 regulator-name = "vcc-dram";
259                         };
260
261                         reg_dldo1: dldo1 {
262                                 /*
263                                  * The WiFi chip supports a wide range
264                                  * (3.0 ~ 4.8V) of voltages, and so does
265                                  * this regulator (3.0 ~ 4.2V), but
266                                  * Allwinner SDK always sets it to 3.3V.
267                                  */
268                                 regulator-min-microvolt = <3300000>;
269                                 regulator-max-microvolt = <3300000>;
270                                 regulator-name = "vcc-wifi";
271                         };
272
273                         reg_dldo2: dldo2 {
274                                 regulator-always-on;
275                                 regulator-min-microvolt = <3000000>;
276                                 regulator-max-microvolt = <3000000>;
277                                 regulator-name = "vcc-pl";
278                         };
279
280                         reg_eldo1: eldo1 {
281                                 regulator-min-microvolt = <1200000>;
282                                 regulator-max-microvolt = <1200000>;
283                                 regulator-name = "vcc-dvdd-cam";
284                         };
285
286                         reg_eldo2: eldo2 {
287                                 regulator-min-microvolt = <1800000>;
288                                 regulator-max-microvolt = <1800000>;
289                                 regulator-name = "vcc-pe";
290                         };
291
292                         reg_eldo3: eldo3 {
293                                 regulator-always-on;
294                                 regulator-min-microvolt = <3000000>;
295                                 regulator-max-microvolt = <3000000>;
296                                 regulator-name = "vcc-pm-codec-io1";
297                         };
298
299                         reg_ldo_io0: ldo_io0 {
300                                 regulator-always-on;
301                                 regulator-min-microvolt = <3000000>;
302                                 regulator-max-microvolt = <3000000>;
303                                 regulator-name = "vcc-pg";
304                         };
305
306                         reg_ldo_io1: ldo_io1 {
307                                 regulator-min-microvolt = <2500000>;
308                                 regulator-max-microvolt = <2500000>;
309                                 regulator-name = "vcc-pa-gmac-2v5";
310                         };
311
312                         reg_rtc_ldo: rtc_ldo {
313                                 regulator-name = "vcc-rtc-vdd1v8-io";
314                         };
315
316                         sw {
317                                 /* unused */
318                         };
319                 };
320         };
321
322         axp806: pmic@745 {
323                 compatible = "x-powers,axp806";
324                 reg = <0x745>;
325                 interrupt-parent = <&nmi_intc>;
326                 interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
327                 interrupt-controller;
328                 #interrupt-cells = <1>;
329                 bldoin-supply = <&reg_dcdce>;
330
331                 regulators {
332                         reg_s_aldo1: aldo1 {
333                                 regulator-always-on;
334                                 regulator-min-microvolt = <3000000>;
335                                 regulator-max-microvolt = <3000000>;
336                                 regulator-name = "avcc";
337                         };
338
339                         aldo2 {
340                                 /*
341                                  * unused, but use a different name to
342                                  * avoid name clash with axp809's aldo's
343                                  */
344                                 regulator-name = "s_aldo2";
345                         };
346
347                         aldo3 {
348                                 /*
349                                  * unused, but use a different name to
350                                  * avoid name clash with axp809's aldo's
351                                  */
352                                 regulator-name = "s_aldo3";
353                         };
354
355                         reg_bldo1: bldo1 {
356                                 regulator-always-on;
357                                 regulator-min-microvolt = <1700000>;
358                                 regulator-max-microvolt = <1900000>;
359                                 regulator-name = "vcc18-efuse-adc-display-csi";
360                         };
361
362                         reg_bldo2: bldo2 {
363                                 regulator-always-on;
364                                 regulator-min-microvolt = <1700000>;
365                                 regulator-max-microvolt = <1900000>;
366                                 regulator-name =
367                                         "vdd18-drampll-vcc18-pll-cpvdd";
368                         };
369
370                         bldo3 {
371                                 /* unused */
372                         };
373
374                         reg_bldo4: bldo4 {
375                                 regulator-min-microvolt = <1100000>;
376                                 regulator-max-microvolt = <1300000>;
377                                 regulator-name = "vcc12-hsic";
378                         };
379
380                         reg_cldo1: cldo1 {
381                                 /*
382                                  * This was 3V in the original design, but
383                                  * 3.3V is the recommended supply voltage
384                                  * for the Ethernet PHY.
385                                  */
386                                 regulator-min-microvolt = <3300000>;
387                                 regulator-max-microvolt = <3300000>;
388                                 regulator-name = "vcc-gmac-phy";
389                         };
390
391                         reg_cldo2: cldo2 {
392                                 regulator-min-microvolt = <2800000>;
393                                 regulator-max-microvolt = <2800000>;
394                                 regulator-name = "afvcc-cam";
395                         };
396
397                         reg_cldo3: cldo3 {
398                                 regulator-min-microvolt = <3000000>;
399                                 regulator-max-microvolt = <3000000>;
400                                 regulator-name = "vcc-io-wifi-codec-io2";
401                         };
402
403                         reg_dcdca: dcdca {
404                                 regulator-always-on;
405                                 regulator-min-microvolt = <800000>;
406                                 regulator-max-microvolt = <1100000>;
407                                 regulator-name = "vdd-cpub";
408                         };
409
410                         reg_dcdcd: dcdcd {
411                                 regulator-always-on;
412                                 regulator-min-microvolt = <800000>;
413                                 regulator-max-microvolt = <1100000>;
414                                 regulator-name = "vdd-vpu";
415                         };
416
417                         reg_dcdce: dcdce {
418                                 regulator-always-on;
419                                 regulator-min-microvolt = <2100000>;
420                                 regulator-max-microvolt = <2100000>;
421                                 regulator-name = "vcc-bldo-codec-ldoin";
422                         };
423
424                         sw {
425                                 /*
426                                  * unused, but use a different name to
427                                  * avoid name clash with axp809's sw
428                                  */
429                                 regulator-name = "s_sw";
430                         };
431                 };
432         };
433
434         ac100: codec@e89 {
435                 compatible = "x-powers,ac100";
436                 reg = <0xe89>;
437
438                 ac100_codec: codec {
439                         compatible = "x-powers,ac100-codec";
440                         interrupt-parent = <&r_pio>;
441                         interrupts = <0 9 IRQ_TYPE_LEVEL_LOW>; /* PL9 */
442                         #clock-cells = <0>;
443                         clock-output-names = "4M_adda";
444                 };
445
446                 ac100_rtc: rtc {
447                         compatible = "x-powers,ac100-rtc";
448                         interrupt-parent = <&nmi_intc>;
449                         interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
450                         clocks = <&ac100_codec>;
451                         #clock-cells = <1>;
452                         clock-output-names = "cko1_rtc",
453                                              "cko2_rtc",
454                                              "cko3_rtc";
455                 };
456         };
457 };
458
459 #include "axp809.dtsi"
460
461 &tcon0 {
462         pinctrl-names = "default";
463         pinctrl-0 = <&lcd0_rgb888_pins>;
464 };
465
466 &tcon0_out {
467         tcon0_out_vga: endpoint@0 {
468                 reg = <0>;
469                 remote-endpoint = <&vga_dac_in>;
470         };
471 };
472
473 &uart0 {
474         pinctrl-names = "default";
475         pinctrl-0 = <&uart0_ph_pins>;
476         status = "okay";
477 };