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1/*
2 * Copyright 2016 Free Electrons
3 * Copyright 2016 NextThing Co
4 *
5 * Mylène Josserand <mylene.josserand@free-electrons.com>
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 "sun5i-gr8.dtsi"
48#include "sunxi-common-regulators.dtsi"
49
50#include <dt-bindings/gpio/gpio.h>
51#include <dt-bindings/input/input.h>
52#include <dt-bindings/interrupt-controller/irq.h>
53
54/ {
55 model = "NextThing GR8-EVB";
56 compatible = "nextthing,gr8-evb", "nextthing,gr8";
57
58 aliases {
59 i2c0 = &i2c0;
60 i2c1 = &i2c1;
61 i2c2 = &i2c2;
62 serial0 = &uart1;
63 serial1 = &uart2;
64 };
65
66 chosen {
67 stdout-path = "serial0:115200n8";
68 };
69
70 backlight: backlight {
71 compatible = "pwm-backlight";
72 pwms = <&pwm 0 10000 0>;
73 enable-gpios = <&axp_gpio 1 GPIO_ACTIVE_HIGH>;
74 power-supply = <®_vcc3v3>;
75 brightness-levels = <0 10 20 30 40 50 60 70 80 90 100>;
76 default-brightness-level = <8>;
77 };
78
79 sound-analog {
80 compatible = "simple-audio-card";
81 simple-audio-card,name = "gr8-evb-wm8978";
82 simple-audio-card,format = "i2s";
83 simple-audio-card,mclk-fs = <512>;
84
85 simple-audio-card,cpu {
86 sound-dai = <&i2s0>;
87 };
88
89 simple-audio-card,codec {
90 sound-dai = <&wm8978>;
91 };
92 };
93
94 sound-spdif {
95 compatible = "simple-audio-card";
96 simple-audio-card,name = "On-board SPDIF";
97
98 simple-audio-card,cpu {
99 sound-dai = <&spdif>;
100 };
101
102 simple-audio-card,codec {
103 sound-dai = <&spdif_out>;
104 };
105 };
106
107 spdif_out: spdif-out {
108 #sound-dai-cells = <0>;
109 compatible = "linux,spdif-dit";
110 };
111};
112
113&be0 {
114 status = "okay";
115};
116
117&codec {
118 status = "okay";
119};
120
121&ehci0 {
122 status = "okay";
123};
124
125&i2c0 {
126 status = "okay";
127
128 axp209: pmic@34 {
129 reg = <0x34>;
130
131 /*
132 * The interrupt is routed through the "External Fast
133 * Interrupt Request" pin (ball G13 of the module)
134 * directly to the main interrupt controller, without
135 * any other controller interfering.
136 */
137 interrupts = <0>;
138 };
139};
140
141#include "axp209.dtsi"
142
143&i2c1 {
144 status = "okay";
145
146 wm8978: codec@1a {
147 #sound-dai-cells = <0>;
148 compatible = "wlf,wm8978";
149 reg = <0x1a>;
150 };
151
152 pcf8563: rtc@51 {
153 compatible = "nxp,pcf8563";
154 reg = <0x51>;
155 };
156};
157
158&i2c2 {
159 status = "okay";
160};
161
162&i2s0 {
163 pinctrl-names = "default";
164 pinctrl-0 = <&i2s0_mclk_pin>, <&i2s0_data_pins>;
165 status = "okay";
166};
167
168&ir0 {
169 pinctrl-names = "default";
170 pinctrl-0 = <&ir0_rx_pin>;
171 status = "okay";
172};
173
174&lradc {
175 vref-supply = <®_ldo2>;
176 status = "okay";
177
178 button-190 {
179 label = "Volume Up";
180 linux,code = <KEY_VOLUMEUP>;
181 channel = <0>;
182 voltage = <190000>;
183 };
184
185 button-390 {
186 label = "Volume Down";
187 linux,code = <KEY_VOLUMEDOWN>;
188 channel = <0>;
189 voltage = <390000>;
190 };
191
192 button-600 {
193 label = "Menu";
194 linux,code = <KEY_MENU>;
195 channel = <0>;
196 voltage = <600000>;
197 };
198
199 button-800 {
200 label = "Search";
201 linux,code = <KEY_SEARCH>;
202 channel = <0>;
203 voltage = <800000>;
204 };
205
206 button-980 {
207 label = "Home";
208 linux,code = <KEY_HOMEPAGE>;
209 channel = <0>;
210 voltage = <980000>;
211 };
212
213 button-1180 {
214 label = "Esc";
215 linux,code = <KEY_ESC>;
216 channel = <0>;
217 voltage = <1180000>;
218 };
219
220 button-1400 {
221 label = "Enter";
222 linux,code = <KEY_ENTER>;
223 channel = <0>;
224 voltage = <1400000>;
225 };
226};
227
228&mmc0 {
229 vmmc-supply = <®_vcc3v3>;
230 bus-width = <4>;
231 cd-gpios = <&pio 6 0 GPIO_ACTIVE_LOW>; /* PG0 */
232 status = "okay";
233};
234
235&nfc {
236 pinctrl-names = "default";
237 pinctrl-0 = <&nand_pins &nand_cs0_pin &nand_rb0_pin>;
238
239 /* MLC Support sucks for now */
240 status = "disabled";
241};
242
243&ohci0 {
244 status = "okay";
245};
246
247&otg_sram {
248 status = "okay";
249};
250
251&pwm {
252 pinctrl-names = "default";
253 pinctrl-0 = <&pwm0_pin>;
254 status = "okay";
255};
256
257®_dcdc2 {
258 regulator-min-microvolt = <1000000>;
259 regulator-max-microvolt = <1400000>;
260 regulator-name = "vdd-cpu";
261 regulator-always-on;
262};
263
264®_dcdc3 {
265 regulator-min-microvolt = <1000000>;
266 regulator-max-microvolt = <1300000>;
267 regulator-name = "vdd-sys";
268 regulator-always-on;
269};
270
271®_ldo1 {
272 regulator-name = "vdd-rtc";
273};
274
275®_ldo2 {
276 regulator-min-microvolt = <2700000>;
277 regulator-max-microvolt = <3300000>;
278 regulator-name = "avcc";
279 regulator-always-on;
280};
281
282®_usb1_vbus {
283 gpio = <&pio 6 13 GPIO_ACTIVE_HIGH>;
284 status = "okay";
285};
286
287&rtp {
288 allwinner,ts-attached;
289};
290
291&spdif {
292 pinctrl-names = "default";
293 pinctrl-0 = <&spdif_tx_pin>;
294 status = "okay";
295};
296
297&tve0 {
298 status = "okay";
299};
300
301&uart1 {
302 pinctrl-names = "default";
303 pinctrl-0 = <&uart1_pg_pins>, <&uart1_cts_rts_pins>;
304 status = "okay";
305};
306
307&usb_otg {
308 /*
309 * The GR8-EVB has a somewhat interesting design. There's a
310 * pin supposed to control VBUS, an ID pin, a VBUS detect pin,
311 * so everything should work just fine.
312 *
313 * Except that the pin supposed to control VBUS is not
314 * connected to any controllable output, neither to the SoC
315 * through a GPIO or to the PMIC, and it is pulled down,
316 * meaning that we will never be able to enable VBUS on this
317 * board.
318 */
319 dr_mode = "otg";
320 status = "okay";
321};
322
323&usb_power_supply {
324 status = "okay";
325};
326
327&usbphy {
328 usb0_id_det-gpios = <&pio 6 2 GPIO_ACTIVE_HIGH>; /* PG2 */
329 usb0_vbus_det-gpios = <&pio 6 1 GPIO_ACTIVE_HIGH>; /* PG1 */
330 usb0_vbus_power-supply = <&usb_power_supply>;
331 usb1_vbus-supply = <®_usb1_vbus>;
332 status = "okay";
333};
1/*
2 * Copyright 2016 Free Electrons
3 * Copyright 2016 NextThing Co
4 *
5 * Mylène Josserand <mylene.josserand@free-electrons.com>
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 "sun5i-gr8.dtsi"
48#include "sunxi-common-regulators.dtsi"
49
50#include <dt-bindings/gpio/gpio.h>
51#include <dt-bindings/input/input.h>
52#include <dt-bindings/interrupt-controller/irq.h>
53
54/ {
55 model = "NextThing GR8-EVB";
56 compatible = "nextthing,gr8-evb", "nextthing,gr8";
57
58 aliases {
59 i2c0 = &i2c0;
60 i2c1 = &i2c1;
61 i2c2 = &i2c2;
62 serial0 = &uart1;
63 serial1 = &uart2;
64 };
65
66 chosen {
67 stdout-path = "serial0:115200n8";
68 };
69
70 backlight: backlight {
71 compatible = "pwm-backlight";
72 pwms = <&pwm 0 10000 0>;
73 enable-gpios = <&axp_gpio 1 GPIO_ACTIVE_HIGH>;
74
75 brightness-levels = <0 10 20 30 40 50 60 70 80 90 100>;
76 default-brightness-level = <8>;
77 };
78
79 sound-analog {
80 compatible = "simple-audio-card";
81 simple-audio-card,name = "gr8-evb-wm8978";
82 simple-audio-card,format = "i2s";
83 simple-audio-card,mclk-fs = <512>;
84
85 simple-audio-card,cpu {
86 sound-dai = <&i2s0>;
87 };
88
89 simple-audio-card,codec {
90 sound-dai = <&wm8978>;
91 };
92 };
93
94 sound-spdif {
95 compatible = "simple-audio-card";
96 simple-audio-card,name = "On-board SPDIF";
97
98 simple-audio-card,cpu {
99 sound-dai = <&spdif>;
100 };
101
102 simple-audio-card,codec {
103 sound-dai = <&spdif_out>;
104 };
105 };
106
107 spdif_out: spdif-out {
108 #sound-dai-cells = <0>;
109 compatible = "linux,spdif-dit";
110 };
111};
112
113&be0 {
114 status = "okay";
115};
116
117&codec {
118 status = "okay";
119};
120
121&ehci0 {
122 status = "okay";
123};
124
125&i2c0 {
126 pinctrl-names = "default";
127 pinctrl-0 = <&i2c0_pins_a>;
128 status = "okay";
129
130 axp209: pmic@34 {
131 reg = <0x34>;
132
133 /*
134 * The interrupt is routed through the "External Fast
135 * Interrupt Request" pin (ball G13 of the module)
136 * directly to the main interrupt controller, without
137 * any other controller interfering.
138 */
139 interrupts = <0>;
140 };
141};
142
143#include "axp209.dtsi"
144
145&i2c1 {
146 pinctrl-names = "default";
147 pinctrl-0 = <&i2c1_pins_a>;
148 status = "okay";
149
150 wm8978: codec@1a {
151 #sound-dai-cells = <0>;
152 compatible = "wlf,wm8978";
153 reg = <0x1a>;
154 };
155
156 pcf8563: rtc@51 {
157 compatible = "phg,pcf8563";
158 reg = <0x51>;
159 };
160};
161
162&i2c2 {
163 pinctrl-names = "default";
164 pinctrl-0 = <&i2c2_pins_a>;
165 status = "okay";
166};
167
168&i2s0 {
169 pinctrl-names = "default";
170 pinctrl-0 = <&i2s0_mclk_pins_a>, <&i2s0_data_pins_a>;
171 status = "okay";
172};
173
174&ir0 {
175 pinctrl-names = "default";
176 pinctrl-0 = <&ir0_rx_pins_a>;
177 status = "okay";
178};
179
180&lradc {
181 vref-supply = <®_ldo2>;
182 status = "okay";
183
184 button@190 {
185 label = "Volume Up";
186 linux,code = <KEY_VOLUMEUP>;
187 channel = <0>;
188 voltage = <190000>;
189 };
190
191 button@390 {
192 label = "Volume Down";
193 linux,code = <KEY_VOLUMEDOWN>;
194 channel = <0>;
195 voltage = <390000>;
196 };
197
198 button@600 {
199 label = "Menu";
200 linux,code = <KEY_MENU>;
201 channel = <0>;
202 voltage = <600000>;
203 };
204
205 button@800 {
206 label = "Search";
207 linux,code = <KEY_SEARCH>;
208 channel = <0>;
209 voltage = <800000>;
210 };
211
212 button@980 {
213 label = "Home";
214 linux,code = <KEY_HOMEPAGE>;
215 channel = <0>;
216 voltage = <980000>;
217 };
218
219 button@1180 {
220 label = "Esc";
221 linux,code = <KEY_ESC>;
222 channel = <0>;
223 voltage = <1180000>;
224 };
225
226 button@1400 {
227 label = "Enter";
228 linux,code = <KEY_ENTER>;
229 channel = <0>;
230 voltage = <1400000>;
231 };
232};
233
234&mmc0 {
235 pinctrl-names = "default";
236 pinctrl-0 = <&mmc0_pins_a>, <&mmc0_cd_pin_gr8_evb>;
237 vmmc-supply = <®_vcc3v3>;
238 bus-width = <4>;
239 cd-gpios = <&pio 6 0 GPIO_ACTIVE_HIGH>; /* PG0 */
240 cd-inverted;
241 status = "okay";
242};
243
244&nfc {
245 pinctrl-names = "default";
246 pinctrl-0 = <&nand_pins_a &nand_cs0_pins_a &nand_rb0_pins_a>;
247
248 /* MLC Support sucks for now */
249 status = "disabled";
250};
251
252&ohci0 {
253 status = "okay";
254};
255
256&otg_sram {
257 status = "okay";
258};
259
260&pio {
261 mmc0_cd_pin_gr8_evb: mmc0-cd-pin@0 {
262 allwinner,pins = "PG0";
263 allwinner,function = "gpio_in";
264 allwinner,drive = <SUN4I_PINCTRL_10_MA>;
265 allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
266 };
267
268 usb0_id_pin_gr8_evb: usb0-id-pin@0 {
269 allwinner,pins = "PG2";
270 allwinner,function = "gpio_in";
271 allwinner,drive = <SUN4I_PINCTRL_10_MA>;
272 allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
273 };
274
275 usb0_vbus_det_pin_gr8_evb: usb0-vbus-det-pin@0 {
276 allwinner,pins = "PG1";
277 allwinner,function = "gpio_in";
278 allwinner,drive = <SUN4I_PINCTRL_10_MA>;
279 allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
280 };
281
282 usb1_vbus_pin_gr8_evb: usb1-vbus-pin@0 {
283 allwinner,pins = "PG13";
284 allwinner,function = "gpio_out";
285 allwinner,drive = <SUN4I_PINCTRL_10_MA>;
286 allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
287 };
288};
289
290&pwm {
291 pinctrl-names = "default";
292 pinctrl-0 = <&pwm0_pins_a>;
293 status = "okay";
294};
295
296®_dcdc2 {
297 regulator-min-microvolt = <1000000>;
298 regulator-max-microvolt = <1400000>;
299 regulator-name = "vdd-cpu";
300 regulator-always-on;
301};
302
303®_dcdc3 {
304 regulator-min-microvolt = <1000000>;
305 regulator-max-microvolt = <1300000>;
306 regulator-name = "vdd-sys";
307 regulator-always-on;
308};
309
310®_ldo1 {
311 regulator-name = "vdd-rtc";
312};
313
314®_ldo2 {
315 regulator-min-microvolt = <2700000>;
316 regulator-max-microvolt = <3300000>;
317 regulator-name = "avcc";
318 regulator-always-on;
319};
320
321®_usb1_vbus {
322 pinctrl-0 = <&usb1_vbus_pin_gr8_evb>;
323 gpio = <&pio 6 13 GPIO_ACTIVE_HIGH>;
324 status = "okay";
325};
326
327&rtp {
328 allwinner,ts-attached;
329};
330
331&spdif {
332 pinctrl-names = "default";
333 pinctrl-0 = <&spdif_tx_pins_a>;
334 status = "okay";
335};
336
337&tve0 {
338 status = "okay";
339};
340
341&uart1 {
342 pinctrl-names = "default";
343 pinctrl-0 = <&uart1_pins_a>, <&uart1_cts_rts_pins_a>;
344 status = "okay";
345};
346
347&usb_otg {
348 /*
349 * The GR8-EVB has a somewhat interesting design. There's a
350 * pin supposed to control VBUS, an ID pin, a VBUS detect pin,
351 * so everything should work just fine.
352 *
353 * Except that the pin supposed to control VBUS is not
354 * connected to any controllable output, neither to the SoC
355 * through a GPIO or to the PMIC, and it is pulled down,
356 * meaning that we will never be able to enable VBUS on this
357 * board.
358 */
359 dr_mode = "otg";
360 status = "okay";
361};
362
363&usb_power_supply {
364 status = "okay";
365};
366
367&usbphy {
368 pinctrl-names = "default";
369 pinctrl-0 = <&usb0_id_pin_gr8_evb>, <&usb0_vbus_det_pin_gr8_evb>;
370 usb0_id_det-gpio = <&pio 6 2 GPIO_ACTIVE_HIGH>; /* PG2 */
371 usb0_vbus_det-gpio = <&pio 6 1 GPIO_ACTIVE_HIGH>; /* PG1 */
372 usb0_vbus_power-supply = <&usb_power_supply>;
373 usb1_vbus-supply = <®_usb1_vbus>;
374 status = "okay";
375};