1/*
2 * Copyright 2013 Wills Wang
3 *
4 * Wills Wang <wills.wang.open@gmail.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 "sun7i-a20.dtsi"
47#include "sunxi-common-regulators.dtsi"
48
49#include <dt-bindings/gpio/gpio.h>
50#include <dt-bindings/interrupt-controller/irq.h>
51#include <dt-bindings/pinctrl/sun4i-a10.h>
52
53/ {
54	model = "Merrii A20 Hummingbird";
55	compatible = "merrii,a20-hummingbird", "allwinner,sun7i-a20";
56
57	aliases {
58		serial0 = &uart0;
59		serial1 = &uart2;
60		serial2 = &uart3;
61		serial3 = &uart4;
62		serial4 = &uart5;
63	};
64
65	chosen {
66		stdout-path = "serial0:115200n8";
67	};
68
69	reg_mmc3_vdd: mmc3_vdd {
70		compatible = "regulator-fixed";
71		pinctrl-names = "default";
72		pinctrl-0 = <&mmc3_vdd_pin_a20_hummingbird>;
73		regulator-name = "mmc3_vdd";
74		regulator-min-microvolt = <3000000>;
75		regulator-max-microvolt = <3000000>;
76		enable-active-high;
77		gpio = <&pio 7 9 GPIO_ACTIVE_HIGH>; /* PH9 */
78	};
79
80	reg_gmac_vdd: gmac_vdd {
81		compatible = "regulator-fixed";
82		pinctrl-names = "default";
83		pinctrl-0 = <&gmac_vdd_pin_a20_hummingbird>;
84		regulator-name = "gmac_vdd";
85		regulator-min-microvolt = <3000000>;
86		regulator-max-microvolt = <3000000>;
87		enable-active-high;
88		gpio = <&pio 7 16 GPIO_ACTIVE_HIGH>; /* PH16 */
89	};
90};
91
92&ahci {
93	target-supply = <&reg_ahci_5v>;
94	status = "okay";
95};
96
97&ehci0 {
98	status = "okay";
99};
100
101&ehci1 {
102	status = "okay";
103};
104
105&gmac {
106	pinctrl-names = "default";
107	pinctrl-0 = <&gmac_pins_rgmii_a>;
108	phy = <&phy1>;
109	phy-mode = "rgmii";
110	phy-supply = <&reg_gmac_vdd>;
111	/* phy reset config */
112	snps,reset-gpio = <&pio 0 17 GPIO_ACTIVE_HIGH>; /* PA17 */
113	snps,reset-active-low;
114	/* wait 1s after reset, otherwise fail to read phy id */
115	snps,reset-delays-us = <0 10000 1000000>;
116	status = "okay";
117
118	phy1: ethernet-phy@1 {
119		reg = <1>;
120	};
121};
122
123&i2c0 {
124	pinctrl-names = "default";
125	pinctrl-0 = <&i2c0_pins_a>;
126	status = "okay";
127
128	axp209: pmic@34 {
129		compatible = "x-powers,axp209";
130		reg = <0x34>;
131		interrupt-parent = <&nmi_intc>;
132		interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
133		interrupt-controller;
134		#interrupt-cells = <1>;
135	};
136};
137
138&i2c1 {
139	pinctrl-names = "default";
140	pinctrl-0 = <&i2c1_pins_a>;
141	status = "okay";
142};
143
144&i2c2 {
145	pinctrl-names = "default";
146	pinctrl-0 = <&i2c2_pins_a>;
147	status = "okay";
148};
149
150&i2c3 {
151	pinctrl-names = "default";
152	pinctrl-0 = <&i2c3_pins_a>;
153	status = "okay";
154};
155
156&ir0 {
157	pinctrl-names = "default";
158	pinctrl-0 = <&ir0_rx_pins_a>;
159	status = "okay";
160};
161
162&mmc0 {
163	pinctrl-names = "default";
164	pinctrl-0 = <&mmc0_pins_a>, <&mmc0_cd_pin_reference_design>;
165	vmmc-supply = <&reg_vcc3v0>;
166	bus-width = <4>;
167	cd-gpios = <&pio 7 1 GPIO_ACTIVE_HIGH>; /* PH1 */
168	cd-inverted;
169	status = "okay";
170};
171
172&mmc3 {
173	pinctrl-names = "default";
174	pinctrl-0 = <&mmc3_pins_a>;
175	vmmc-supply = <&reg_mmc3_vdd>;
176	bus-width = <4>;
177	non-removable;
178	status = "okay";
179};
180
181&ohci0 {
182	status = "okay";
183};
184
185&ohci1 {
186	status = "okay";
187};
188
189&pio {
190	ahci_pwr_pin_a20_hummingbird: ahci_pwr_pin@0 {
191		allwinner,pins = "PH15";
192		allwinner,function = "gpio_out";
193		allwinner,drive = <SUN4I_PINCTRL_10_MA>;
194		allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
195	};
196
197	usb1_vbus_pin_a20_hummingbird: usb1_vbus_pin@0 {
198		allwinner,pins = "PH2";
199		allwinner,function = "gpio_out";
200		allwinner,drive = <SUN4I_PINCTRL_10_MA>;
201		allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
202	};
203
204	mmc3_vdd_pin_a20_hummingbird: mmc3_vdd_pin@0 {
205		allwinner,pins = "PH9";
206		allwinner,function = "gpio_out";
207		allwinner,drive = <SUN4I_PINCTRL_10_MA>;
208		allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
209	};
210
211	gmac_vdd_pin_a20_hummingbird: gmac_vdd_pin@0 {
212		allwinner,pins = "PH16";
213		allwinner,function = "gpio_out";
214		allwinner,drive = <SUN4I_PINCTRL_10_MA>;
215		allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
216	};
217};
218
219&pwm {
220	pinctrl-names = "default";
221	pinctrl-0 = <&pwm0_pins_a>;
222	status = "okay";
223};
224
225&reg_ahci_5v {
226	pinctrl-0 = <&ahci_pwr_pin_a20_hummingbird>;
227	gpio = <&pio 7 15 GPIO_ACTIVE_HIGH>; /* PH15 */
228	status = "okay";
229};
230
231&reg_usb1_vbus {
232	pinctrl-0 = <&usb1_vbus_pin_a20_hummingbird>;
233	gpio = <&pio 7 2 GPIO_ACTIVE_HIGH>; /* PH2 */
234	status = "okay";
235};
236
237&reg_usb2_vbus {
238	status = "okay";
239};
240
241&spi2 {
242	pinctrl-names = "default";
243	pinctrl-0 = <&spi2_pins_b>,
244		    <&spi2_cs0_pins_b>;
245	status = "okay";
246};
247
248&uart0 {
249	pinctrl-names = "default";
250	pinctrl-0 = <&uart0_pins_a>;
251	status = "okay";
252};
253
254&uart2 {
255	pinctrl-names = "default";
256	pinctrl-0 = <&uart2_pins_a>;
257	status = "okay";
258};
259
260&uart3 {
261	pinctrl-names = "default";
262	pinctrl-0 = <&uart3_pins_a>;
263	status = "okay";
264};
265
266&uart4 {
267	pinctrl-names = "default";
268	pinctrl-0 = <&uart4_pins_a>;
269	status = "okay";
270};
271
272&uart5 {
273	pinctrl-names = "default";
274	pinctrl-0 = <&uart5_pins_a>;
275	status = "okay";
276};
277
278&usbphy {
279	usb1_vbus-supply = <&reg_usb1_vbus>;
280	usb2_vbus-supply = <&reg_usb2_vbus>;
281	status = "okay";
282};
283