1 /*
2 * Copyright 2014 Maxime Ripard
3 *
4 * Maxime Ripard <maxime.ripard@free-electrons.com>
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 "sun6i-a31.dtsi"
47 #include "sunxi-common-regulators.dtsi"
48
49 #include <dt-bindings/gpio/gpio.h>
50
51 / {
52 model = "Merrii A31 Hummingbird";
53 compatible = "merrii,a31-hummingbird", "allwinner,sun6i-a31";
54
55 aliases {
56 rtc0 = &pcf8563;
57 rtc1 = &rtc;
58 serial0 = &uart0;
59 };
60
61 chosen {
62 stdout-path = "serial0:115200n8";
63 };
64
65 hdmi-connector {
66 compatible = "hdmi-connector";
67 type = "a";
68
69 port {
70 hdmi_con_in: endpoint {
71 remote-endpoint = <&hdmi_out_con>;
72 };
73 };
74 };
75
76 vga-connector {
77 compatible = "vga-connector";
78
79 port {
80 vga_con_in: endpoint {
81 remote-endpoint = <&vga_dac_out>;
82 };
83 };
84 };
85
86 vga-dac {
87 compatible = "dumb-vga-dac";
88 vdd-supply = <®_vga_3v3>;
89
90 ports {
91 #address-cells = <1>;
92 #size-cells = <0>;
93
94 port@0 {
95 reg = <0>;
96
97 vga_dac_in: endpoint {
98 remote-endpoint = <&tcon0_out_vga>;
99 };
100 };
101
102 port@1 {
103 reg = <1>;
104
105 vga_dac_out: endpoint {
106 remote-endpoint = <&vga_con_in>;
107 };
108 };
109 };
110 };
111
112 reg_vga_3v3: vga-3v3-regulator {
113 compatible = "regulator-fixed";
114 regulator-name = "vga-3v3";
115 regulator-min-microvolt = <3300000>;
116 regulator-max-microvolt = <3300000>;
117 regulator-boot-on;
118 enable-active-high;
119 gpio = <&pio 7 25 GPIO_ACTIVE_HIGH>; /* PH25 */
120 };
121
122 wifi_pwrseq: pwrseq {
123 compatible = "mmc-pwrseq-simple";
124 reset-gpios = <&pio 6 10 GPIO_ACTIVE_LOW>; /* PG10 */
125 };
126 };
127
128 &codec {
129 allwinner,audio-routing =
130 "Headphone", "HP",
131 "Speaker", "LINEOUT",
132 "LINEIN", "Line In",
133 "MIC1", "Mic",
134 "MIC2", "Headset Mic",
135 "Mic", "MBIAS",
136 "Headset Mic", "HBIAS";
137 allwinner,pa-gpios = <&pio 7 22 GPIO_ACTIVE_HIGH>; /* PH22 */
138 status = "okay";
139 };
140
141 &cpu0 {
142 cpu-supply = <®_dcdc3>;
143 };
144
145 &de {
146 status = "okay";
147 };
148
149 &ehci0 {
150 status = "okay";
151 };
152
153 &gmac {
154 pinctrl-names = "default";
155 pinctrl-0 = <&gmac_rgmii_pins>;
156 phy-handle = <&phy1>;
157 phy-mode = "rgmii-id";
158 status = "okay";
159 };
160
161 &hdmi {
162 status = "okay";
163 };
164
165 &hdmi_out {
166 hdmi_out_con: endpoint {
167 remote-endpoint = <&hdmi_con_in>;
168 };
169 };
170
171 &i2c0 {
172 /* pull-ups and devices require AXP221 DLDO3 */
173 status = "failed";
174 };
175
176 &i2c1 {
177 status = "okay";
178 };
179
180 &i2c2 {
181 status = "okay";
182
183 pcf8563: rtc@51 {
184 compatible = "nxp,pcf8563";
185 reg = <0x51>;
186 };
187 };
188
189 &ir {
190 pinctrl-names = "default";
191 pinctrl-0 = <&s_ir_rx_pin>;
192 status = "okay";
193 };
194
195 &mdio {
196 phy1: ethernet-phy@1 {
197 reg = <1>;
198 reset-gpios = <&pio 0 21 GPIO_ACTIVE_LOW>;
199 reset-assert-us = <10000>;
200 reset-deassert-us = <30000>;
201 };
202 };
203
204 &mmc0 {
205 vmmc-supply = <®_dcdc1>;
206 bus-width = <4>;
207 cd-gpios = <&pio 0 8 GPIO_ACTIVE_LOW>; /* PA8 */
208 status = "okay";
209 };
210
211 &mmc1 {
212 vmmc-supply = <®_aldo1>;
213 mmc-pwrseq = <&wifi_pwrseq>;
214 bus-width = <4>;
215 non-removable;
216 status = "okay";
217 };
218
219 &ohci0 {
220 status = "okay";
221 };
222
223 &p2wi {
224 status = "okay";
225
226 axp22x: pmic@68 {
227 compatible = "x-powers,axp221";
228 reg = <0x68>;
229 interrupt-parent = <&r_intc>;
230 interrupts = <GIC_SPI 32 IRQ_TYPE_LEVEL_LOW>;
231 x-powers,drive-vbus-en;
232 };
233 };
234
235 #include "axp22x.dtsi"
236
237 &ac_power_supply {
238 status = "okay";
239 };
240
241 ®_aldo1 {
242 regulator-min-microvolt = <3300000>;
243 regulator-max-microvolt = <3300000>;
244 regulator-name = "vcc-wifi";
245 };
246
247 ®_aldo3 {
248 regulator-always-on;
249 regulator-min-microvolt = <2700000>;
250 regulator-max-microvolt = <3300000>;
251 regulator-name = "avcc";
252 };
253
254 ®_dc5ldo {
255 regulator-min-microvolt = <700000>;
256 regulator-max-microvolt = <1320000>;
257 regulator-name = "vdd-cpus";
258 };
259
260 ®_dcdc1 {
261 regulator-always-on;
262 regulator-min-microvolt = <3000000>;
263 regulator-max-microvolt = <3000000>;
264 regulator-name = "vcc-3v0";
265 };
266
267 ®_dcdc2 {
268 regulator-min-microvolt = <700000>;
269 regulator-max-microvolt = <1320000>;
270 regulator-name = "vdd-gpu";
271 };
272
273 ®_dcdc3 {
274 regulator-always-on;
275 regulator-min-microvolt = <700000>;
276 regulator-max-microvolt = <1320000>;
277 regulator-name = "vdd-cpu";
278 };
279
280 ®_dcdc4 {
281 regulator-always-on;
282 regulator-min-microvolt = <700000>;
283 regulator-max-microvolt = <1320000>;
284 regulator-name = "vdd-sys-dll";
285 };
286
287 ®_dcdc5 {
288 regulator-always-on;
289 regulator-min-microvolt = <1500000>;
290 regulator-max-microvolt = <1500000>;
291 regulator-name = "vcc-dram";
292 };
293
294 ®_drivevbus {
295 regulator-name = "usb0-vbus";
296 status = "okay";
297 };
298
299 ®_usb1_vbus {
300 gpio = <&pio 7 24 GPIO_ACTIVE_HIGH>; /* PH24 */
301 status = "okay";
302 };
303
304 &tcon0 {
305 pinctrl-names = "default";
306 pinctrl-0 = <&lcd0_rgb888_pins>;
307 };
308
309 &tcon0_out {
310 tcon0_out_vga: endpoint@0 {
311 reg = <0>;
312 remote-endpoint = <&vga_dac_in>;
313 };
314 };
315
316 &uart0 {
317 pinctrl-names = "default";
318 pinctrl-0 = <&uart0_ph_pins>;
319 status = "okay";
320 };
321
322 &usb_otg {
323 dr_mode = "otg";
324 status = "okay";
325 };
326
327 &usb_power_supply {
328 status = "okay";
329 };
330
331 &usbphy {
332 usb0_id_det-gpios = <&pio 0 15 GPIO_ACTIVE_HIGH>; /* PA15 */
333 usb0_vbus_det-gpios = <&pio 0 16 GPIO_ACTIVE_HIGH>; /* PA16 */
334 usb0_vbus_power-supply = <&usb_power_supply>;
335 usb0_vbus-supply = <®_drivevbus>;
336 usb1_vbus-supply = <®_usb1_vbus>;
337 status = "okay";
338 };
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