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Hans de Goede80e5f832016-03-14 17:37:09 +01001/*
2 * Copyright 2015 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 *
11 * a) This file is free software; you can redistribute it and/or
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 *
16 * This file is distributed in the hope that it will be useful,
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 *
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/;
46#include "sun8i-a83t.dtsi"
47
Jagan Teki0ca4d402018-08-05 00:40:12 +053048#include <dt-bindings/gpio/gpio.h>
49
Hans de Goede80e5f832016-03-14 17:37:09 +010050/ {
51 model = "Cubietech Cubietruck Plus";
52 compatible = "cubietech,cubietruck-plus", "allwinner,sun8i-a83t";
53
54 aliases {
Jagan Teki0ca4d402018-08-05 00:40:12 +053055 ethernet0 = &emac;
Hans de Goede80e5f832016-03-14 17:37:09 +010056 serial0 = &uart0;
57 };
58
59 chosen {
60 stdout-path = "serial0:115200n8";
61 };
Jagan Teki0ca4d402018-08-05 00:40:12 +053062
63 leds {
64 compatible = "gpio-leds";
65
66 blue {
67 label = "cubietruck-plus:blue:usr";
68 gpios = <&pio 3 25 GPIO_ACTIVE_HIGH>; /* PD25 */
69 };
70
71 orange {
72 label = "cubietruck-plus:orange:usr";
73 gpios = <&pio 3 26 GPIO_ACTIVE_HIGH>; /* PD26 */
74 };
75
76 white {
77 label = "cubietruck-plus:white:usr";
78 gpios = <&pio 3 27 GPIO_ACTIVE_HIGH>; /* PD27 */
79 };
80
81 green {
82 label = "cubietruck-plus:green:usr";
83 gpios = <&pio 4 4 GPIO_ACTIVE_HIGH>; /* PE4 */
84 };
85 };
86
87 usb-hub {
88 /* I2C is not connected */
89 compatible = "smsc,usb3503";
90 initial-mode = <1>; /* initialize in HUB mode */
91 disabled-ports = <1>;
92 intn-gpios = <&pio 7 5 GPIO_ACTIVE_HIGH>; /* PH5 */
93 reset-gpios = <&pio 4 16 GPIO_ACTIVE_HIGH>; /* PE16 */
94 connect-gpios = <&pio 4 17 GPIO_ACTIVE_HIGH>; /* PE17 */
95 refclk-frequency = <19200000>;
96 };
97
98 reg_usb1_vbus: reg-usb1-vbus {
99 compatible = "regulator-fixed";
100 regulator-name = "usb1-vbus";
101 regulator-min-microvolt = <5000000>;
102 regulator-max-microvolt = <5000000>;
103 regulator-boot-on;
104 enable-active-high;
105 gpio = <&pio 3 29 GPIO_ACTIVE_HIGH>; /* PD29 */
106 };
107
108 reg_usb2_vbus: reg-usb2-vbus {
109 compatible = "regulator-fixed";
110 regulator-name = "usb2-vbus";
111 regulator-min-microvolt = <5000000>;
112 regulator-max-microvolt = <5000000>;
113 regulator-boot-on;
114 enable-active-high;
115 gpio = <&r_pio 0 6 GPIO_ACTIVE_HIGH>; /* PL6 */
116 };
117
118 sound {
119 compatible = "simple-audio-card";
120 simple-audio-card,name = "On-board SPDIF";
121
122 simple-audio-card,cpu {
123 sound-dai = <&spdif>;
124 };
125
126 simple-audio-card,codec {
127 sound-dai = <&spdif_out>;
128 };
129 };
130
131 spdif_out: spdif-out {
132 #sound-dai-cells = <0>;
133 compatible = "linux,spdif-dit";
134 };
135
136 wifi_pwrseq: wifi_pwrseq {
137 compatible = "mmc-pwrseq-simple";
138 clocks = <&ac100_rtc 1>;
139 clock-names = "ext_clock";
140 /* The WiFi low power clock must be 32768 Hz */
141 assigned-clocks = <&ac100_rtc 1>;
142 assigned-clock-rates = <32768>;
143 /* enables internal regulator and de-asserts reset */
144 reset-gpios = <&r_pio 0 2 GPIO_ACTIVE_LOW>; /* PL2 WL-PMU-EN */
145 };
Hans de Goede80e5f832016-03-14 17:37:09 +0100146};
147
Chen-Yu Tsaid02e6472016-03-30 00:27:01 +0800148&ehci0 {
Jagan Teki0ca4d402018-08-05 00:40:12 +0530149 /* GL830 USB-to-SATA bridge here */
Chen-Yu Tsaid02e6472016-03-30 00:27:01 +0800150 status = "okay";
151};
152
153&ehci1 {
Jagan Teki0ca4d402018-08-05 00:40:12 +0530154 /* USB3503 HSIC USB 2.0 hub here */
155 status = "okay";
156};
157
158&emac {
159 pinctrl-names = "default";
160 pinctrl-0 = <&emac_rgmii_pins>;
161 phy-supply = <&reg_dldo4>;
162 phy-handle = <&rgmii_phy>;
163 phy-mode = "rgmii";
164 status = "okay";
165};
166
167&mdio {
168 rgmii_phy: ethernet-phy@1 {
169 compatible = "ethernet-phy-ieee802.3-c22";
170 reg = <1>;
171 };
172};
173
174&mmc0 {
175 pinctrl-names = "default";
176 pinctrl-0 = <&mmc0_pins>;
177 vmmc-supply = <&reg_dcdc1>;
178 bus-width = <4>;
179 cd-gpios = <&pio 5 6 GPIO_ACTIVE_LOW>; /* PF6 */
180 status = "okay";
181};
182
183&mmc1 {
184 vmmc-supply = <&reg_dcdc1>;
185 vqmmc-supply = <&reg_sw>;
186 mmc-pwrseq = <&wifi_pwrseq>;
187 bus-width = <4>;
188 non-removable;
189 status = "okay";
190};
191
192&mmc2 {
193 pinctrl-names = "default";
194 pinctrl-0 = <&mmc2_8bit_emmc_pins>;
195 vmmc-supply = <&reg_dcdc1>;
196 bus-width = <8>;
197 non-removable;
198 cap-mmc-hw-reset;
199 status = "okay";
200};
201
202&r_rsb {
203 status = "okay";
204
205 axp81x: pmic@3a3 {
206 compatible = "x-powers,axp818", "x-powers,axp813";
207 reg = <0x3a3>;
208 interrupt-parent = <&r_intc>;
209 interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
210 eldoin-supply = <&reg_dcdc1>;
211 swin-supply = <&reg_dcdc1>;
212 x-powers,drive-vbus-en;
213 };
214
215 ac100: codec@e89 {
216 compatible = "x-powers,ac100";
217 reg = <0xe89>;
218
219 ac100_codec: codec {
220 compatible = "x-powers,ac100-codec";
221 interrupt-parent = <&r_pio>;
222 interrupts = <0 11 IRQ_TYPE_LEVEL_LOW>; /* PL11 */
223 #clock-cells = <0>;
224 clock-output-names = "4M_adda";
225 };
226
227 ac100_rtc: rtc {
228 compatible = "x-powers,ac100-rtc";
229 interrupt-parent = <&r_intc>;
230 interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
231 clocks = <&ac100_codec>;
232 #clock-cells = <1>;
233 clock-output-names = "cko1_rtc",
234 "cko2_rtc",
235 "cko3_rtc";
236 };
237 };
238};
239
240#include "axp81x.dtsi"
241
242&reg_aldo1 {
243 regulator-always-on;
244 regulator-min-microvolt = <1800000>;
245 regulator-max-microvolt = <1800000>;
246 regulator-name = "vcc-1v8";
247};
248
249&reg_aldo2 {
250 regulator-always-on;
251 regulator-min-microvolt = <1800000>;
252 regulator-max-microvolt = <1800000>;
253 regulator-name = "dram-pll";
254};
255
256&reg_aldo3 {
257 regulator-always-on;
258 regulator-min-microvolt = <3000000>;
259 regulator-max-microvolt = <3000000>;
260 regulator-name = "avcc";
261};
262
263&reg_dcdc1 {
264 /*
265 * The schematics say this should be 3.3V, but the FEX file says
266 * it should be 3V. The latter makes sense, as the WiFi module's
267 * I/O is indirectly powered from DCDC1, through SW. It is rated
268 * at 2.98V maximum.
269 */
270 regulator-always-on;
271 regulator-min-microvolt = <3000000>;
272 regulator-max-microvolt = <3000000>;
273 regulator-name = "vcc-3v";
274};
275
276&reg_dcdc2 {
277 regulator-always-on;
278 regulator-min-microvolt = <700000>;
279 regulator-max-microvolt = <1100000>;
280 regulator-name = "vdd-cpua";
281};
282
283&reg_dcdc3 {
284 regulator-always-on;
285 regulator-min-microvolt = <700000>;
286 regulator-max-microvolt = <1100000>;
287 regulator-name = "vdd-cpub";
288};
289
290&reg_dcdc4 {
291 regulator-min-microvolt = <700000>;
292 regulator-max-microvolt = <1100000>;
293 regulator-name = "vdd-gpu";
294};
295
296&reg_dcdc5 {
297 regulator-always-on;
298 regulator-min-microvolt = <1500000>;
299 regulator-max-microvolt = <1500000>;
300 regulator-name = "vcc-dram";
301};
302
303&reg_dcdc6 {
304 regulator-always-on;
305 regulator-min-microvolt = <900000>;
306 regulator-max-microvolt = <900000>;
307 regulator-name = "vdd-sys";
308};
309
310&reg_dldo2 {
311 regulator-min-microvolt = <3300000>;
312 regulator-max-microvolt = <3300000>;
313 regulator-name = "dp-pwr";
314};
315
316&reg_dldo3 {
317 regulator-always-on;
318 regulator-min-microvolt = <2500000>;
319 regulator-max-microvolt = <2500000>;
320 regulator-name = "ephy-io";
321};
322
323&reg_dldo4 {
324 /*
325 * The PHY requires 20ms after all voltages are applied until core
326 * logic is ready and 30ms after the reset pin is de-asserted.
327 * Set a 100ms delay to account for PMIC ramp time and board traces.
328 */
329 regulator-enable-ramp-delay = <100000>;
330 regulator-min-microvolt = <3300000>;
331 regulator-max-microvolt = <3300000>;
332 regulator-name = "ephy";
333};
334
335&reg_drivevbus {
336 regulator-name = "usb0-vbus";
337 status = "okay";
338};
339
340&reg_eldo1 {
341 regulator-min-microvolt = <1200000>;
342 regulator-max-microvolt = <1200000>;
343 regulator-name = "dp-bridge-1";
344};
345
346&reg_eldo2 {
347 regulator-min-microvolt = <1200000>;
348 regulator-max-microvolt = <1200000>;
349 regulator-name = "dp-bridge-2";
350};
351
352&reg_fldo1 {
353 /* TODO should be handled by USB PHY */
354 regulator-always-on;
355 regulator-min-microvolt = <1080000>;
356 regulator-max-microvolt = <1320000>;
357 regulator-name = "vdd12-hsic";
358};
359
360&reg_fldo2 {
361 /*
362 * Despite the embedded CPUs core not being used in any way,
363 * this must remain on or the system will hang.
364 */
365 regulator-always-on;
366 regulator-min-microvolt = <700000>;
367 regulator-max-microvolt = <1100000>;
368 regulator-name = "vdd-cpus";
369};
370
371&reg_rtc_ldo {
372 regulator-name = "vcc-rtc";
373};
374
375&reg_sw {
376 regulator-name = "vcc-wifi-io";
377};
378
379&spdif {
Chen-Yu Tsaid02e6472016-03-30 00:27:01 +0800380 status = "okay";
381};
382
Hans de Goede80e5f832016-03-14 17:37:09 +0100383&uart0 {
384 pinctrl-names = "default";
Jagan Teki0ca4d402018-08-05 00:40:12 +0530385 pinctrl-0 = <&uart0_pb_pins>;
Hans de Goede80e5f832016-03-14 17:37:09 +0100386 status = "okay";
387};
Chen-Yu Tsaid02e6472016-03-30 00:27:01 +0800388
389&usb_otg {
390 status = "okay";
391};
Jagan Teki0ca4d402018-08-05 00:40:12 +0530392
393&usbphy {
394 usb1_vbus-supply = <&reg_usb1_vbus>;
395 usb2_vbus-supply = <&reg_usb2_vbus>;
396 status = "okay";
397};