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