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 = <&reg_vga_3v3>;
89		#address-cells = <1>;
90		#size-cells = <0>;
91
92		ports {
93			#address-cells = <1>;
94			#size-cells = <0>;
95
96			port@0 {
97				#address-cells = <1>;
98				#size-cells = <0>;
99				reg = <0>;
100
101				vga_dac_in: endpoint@0 {
102					reg = <0>;
103					remote-endpoint = <&tcon0_out_vga>;
104				};
105			};
106
107			port@1 {
108				#address-cells = <1>;
109				#size-cells = <0>;
110				reg = <1>;
111
112				vga_dac_out: endpoint@0 {
113					reg = <0>;
114					remote-endpoint = <&vga_con_in>;
115				};
116			};
117		};
118	};
119
120	reg_vga_3v3: vga_3v3_regulator {
121		compatible = "regulator-fixed";
122		regulator-name = "vga-3v3";
123		regulator-min-microvolt = <3300000>;
124		regulator-max-microvolt = <3300000>;
125		regulator-boot-on;
126		enable-active-high;
127		gpio = <&pio 7 25 GPIO_ACTIVE_HIGH>; /* PH25 */
128	};
129
130	wifi_pwrseq: wifi_pwrseq {
131		compatible = "mmc-pwrseq-simple";
132		reset-gpios = <&pio 6 10 GPIO_ACTIVE_LOW>; /* PG10 */
133	};
134};
135
136&codec {
137	allwinner,audio-routing =
138		"Headphone", "HP",
139		"Speaker", "LINEOUT",
140		"LINEIN", "Line In",
141		"MIC1", "Mic",
142		"MIC2", "Headset Mic",
143		"Mic",	"MBIAS",
144		"Headset Mic", "HBIAS";
145	allwinner,pa-gpios = <&pio 7 22 GPIO_ACTIVE_HIGH>; /* PH22 */
146	status = "okay";
147};
148
149&cpu0 {
150	cpu-supply = <&reg_dcdc3>;
151};
152
153&de {
154	status = "okay";
155};
156
157&ehci0 {
158	status = "okay";
159};
160
161&gmac {
162	pinctrl-names = "default";
163	pinctrl-0 = <&gmac_pins_rgmii_a>, <&gmac_phy_reset_pin_hummingbird>;
164	phy = <&phy1>;
165	phy-mode = "rgmii";
166	snps,reset-gpio = <&pio 0 21 GPIO_ACTIVE_HIGH>;
167	snps,reset-active-low;
168	snps,reset-delays-us = <0 10000 30000>;
169	status = "okay";
170
171	phy1: ethernet-phy@1 {
172		reg = <1>;
173	};
174};
175
176&hdmi {
177	status = "okay";
178};
179
180&hdmi_out {
181	hdmi_out_con: endpoint {
182		remote-endpoint = <&hdmi_con_in>;
183	};
184};
185
186&i2c0 {
187	pinctrl-names = "default";
188	pinctrl-0 = <&i2c0_pins_a>;
189	/* pull-ups and devices require AXP221 DLDO3 */
190	status = "failed";
191};
192
193&i2c1 {
194	pinctrl-names = "default";
195	pinctrl-0 = <&i2c1_pins_a>;
196	status = "okay";
197};
198
199&i2c2 {
200	pinctrl-names = "default";
201	pinctrl-0 = <&i2c2_pins_a>;
202	status = "okay";
203
204	pcf8563: rtc@51 {
205		compatible = "nxp,pcf8563";
206		reg = <0x51>;
207	};
208};
209
210&ir {
211	pinctrl-names = "default";
212	pinctrl-0 = <&ir_pins_a>;
213	status = "okay";
214};
215
216&mmc0 {
217	pinctrl-names = "default";
218	pinctrl-0 = <&mmc0_pins_a>, <&mmc0_cd_pin_hummingbird>;
219	vmmc-supply = <&reg_dcdc1>;
220	bus-width = <4>;
221	cd-gpios = <&pio 0 8 GPIO_ACTIVE_LOW>; /* PA8 */
222	status = "okay";
223};
224
225&mmc0_pins_a {
226	/* external pull-ups missing for some pins */
227	bias-pull-up;
228};
229
230&mmc1 {
231	pinctrl-names = "default";
232	pinctrl-0 = <&mmc1_pins_a>, <&wifi_reset_pin_hummingbird>;
233	vmmc-supply = <&reg_aldo1>;
234	mmc-pwrseq = <&wifi_pwrseq>;
235	bus-width = <4>;
236	non-removable;
237	status = "okay";
238};
239
240&ohci0 {
241	status = "okay";
242};
243
244&pio {
245	gmac_phy_reset_pin_hummingbird: gmac_phy_reset_pin@0 {
246		pins = "PA21";
247		function = "gpio_out";
248	};
249
250	mmc0_cd_pin_hummingbird: mmc0_cd_pin@0 {
251		pins = "PA8";
252		function = "gpio_in";
253		bias-pull-up;
254	};
255
256	wifi_reset_pin_hummingbird: wifi_reset_pin@0 {
257		pins = "PG10";
258		function = "gpio_out";
259	};
260};
261
262&p2wi {
263	status = "okay";
264
265	axp22x: pmic@68 {
266		compatible = "x-powers,axp221";
267		reg = <0x68>;
268		interrupt-parent = <&nmi_intc>;
269		interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
270		x-powers,drive-vbus-en;
271	};
272};
273
274#include "axp22x.dtsi"
275
276&ac_power_supply {
277	status = "okay";
278};
279
280&reg_aldo1 {
281	regulator-min-microvolt = <3300000>;
282	regulator-max-microvolt = <3300000>;
283	regulator-name = "vcc-wifi";
284};
285
286&reg_aldo3 {
287	regulator-always-on;
288	regulator-min-microvolt = <2700000>;
289	regulator-max-microvolt = <3300000>;
290	regulator-name = "avcc";
291};
292
293&reg_dc5ldo {
294	regulator-min-microvolt = <700000>;
295	regulator-max-microvolt = <1320000>;
296	regulator-name = "vdd-cpus";
297};
298
299&reg_dcdc1 {
300	regulator-always-on;
301	regulator-min-microvolt = <3000000>;
302	regulator-max-microvolt = <3000000>;
303	regulator-name = "vcc-3v0";
304};
305
306&reg_dcdc2 {
307	regulator-min-microvolt = <700000>;
308	regulator-max-microvolt = <1320000>;
309	regulator-name = "vdd-gpu";
310};
311
312&reg_dcdc3 {
313	regulator-always-on;
314	regulator-min-microvolt = <700000>;
315	regulator-max-microvolt = <1320000>;
316	regulator-name = "vdd-cpu";
317};
318
319&reg_dcdc4 {
320	regulator-always-on;
321	regulator-min-microvolt = <700000>;
322	regulator-max-microvolt = <1320000>;
323	regulator-name = "vdd-sys-dll";
324};
325
326&reg_dcdc5 {
327	regulator-always-on;
328	regulator-min-microvolt = <1500000>;
329	regulator-max-microvolt = <1500000>;
330	regulator-name = "vcc-dram";
331};
332
333&reg_drivevbus {
334	regulator-name = "usb0-vbus";
335	status = "okay";
336};
337
338&reg_usb1_vbus {
339	gpio = <&pio 7 24 GPIO_ACTIVE_HIGH>; /* PH24 */
340	status = "okay";
341};
342
343&tcon0 {
344	pinctrl-names = "default";
345	pinctrl-0 = <&lcd0_rgb888_pins>;
346};
347
348&tcon0_out {
349	tcon0_out_vga: endpoint@0 {
350		reg = <0>;
351		remote-endpoint = <&vga_dac_in>;
352	};
353};
354
355&uart0 {
356	pinctrl-names = "default";
357	pinctrl-0 = <&uart0_pins_a>;
358	status = "okay";
359};
360
361&usb_otg {
362	dr_mode = "otg";
363	status = "okay";
364};
365
366&usb_power_supply {
367	status = "okay";
368};
369
370&usbphy {
371	usb0_id_det-gpio = <&pio 0 15 GPIO_ACTIVE_HIGH>; /* PA15 */
372	usb0_vbus_det-gpio = <&pio 0 16 GPIO_ACTIVE_HIGH>; /* PA16 */
373	usb0_vbus_power-supply = <&usb_power_supply>;
374	usb0_vbus-supply = <&reg_drivevbus>;
375	usb1_vbus-supply = <&reg_usb1_vbus>;
376	status = "okay";
377};
378