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		regulator-name = "mmc3_vdd";
71		regulator-min-microvolt = <3000000>;
72		regulator-max-microvolt = <3000000>;
73		enable-active-high;
74		gpio = <&pio 7 9 GPIO_ACTIVE_HIGH>; /* PH9 */
75	};
76
77	reg_gmac_vdd: gmac_vdd {
78		compatible = "regulator-fixed";
79		regulator-name = "gmac_vdd";
80		regulator-min-microvolt = <3000000>;
81		regulator-max-microvolt = <3000000>;
82		enable-active-high;
83		gpio = <&pio 7 16 GPIO_ACTIVE_HIGH>; /* PH16 */
84	};
85};
86
87&ahci {
88	target-supply = <&reg_ahci_5v>;
89	status = "okay";
90};
91
92&ehci0 {
93	status = "okay";
94};
95
96&ehci1 {
97	status = "okay";
98};
99
100&gmac {
101	pinctrl-names = "default";
102	pinctrl-0 = <&gmac_rgmii_pins>;
103	phy = <&phy1>;
104	phy-mode = "rgmii";
105	phy-supply = <&reg_gmac_vdd>;
106	/* phy reset config */
107	snps,reset-gpio = <&pio 0 17 GPIO_ACTIVE_HIGH>; /* PA17 */
108	snps,reset-active-low;
109	/* wait 1s after reset, otherwise fail to read phy id */
110	snps,reset-delays-us = <0 10000 1000000>;
111	status = "okay";
112
113	phy1: ethernet-phy@1 {
114		reg = <1>;
115	};
116};
117
118&i2c0 {
119	status = "okay";
120
121	axp209: pmic@34 {
122		compatible = "x-powers,axp209";
123		reg = <0x34>;
124		interrupt-parent = <&nmi_intc>;
125		interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
126		interrupt-controller;
127		#interrupt-cells = <1>;
128	};
129};
130
131&i2c1 {
132	status = "okay";
133};
134
135&i2c2 {
136	status = "okay";
137};
138
139&i2c3 {
140	status = "okay";
141};
142
143&ir0 {
144	pinctrl-names = "default";
145	pinctrl-0 = <&ir0_rx_pin>;
146	status = "okay";
147};
148
149&mmc0 {
150	vmmc-supply = <&reg_vcc3v0>;
151	bus-width = <4>;
152	cd-gpios = <&pio 7 1 GPIO_ACTIVE_LOW>; /* PH1 */
153	status = "okay";
154};
155
156&mmc3 {
157	vmmc-supply = <&reg_mmc3_vdd>;
158	bus-width = <4>;
159	non-removable;
160	status = "okay";
161};
162
163&ohci0 {
164	status = "okay";
165};
166
167&ohci1 {
168	status = "okay";
169};
170
171&pwm {
172	pinctrl-names = "default";
173	pinctrl-0 = <&pwm0_pin>;
174	status = "okay";
175};
176
177&reg_ahci_5v {
178	gpio = <&pio 7 15 GPIO_ACTIVE_HIGH>; /* PH15 */
179	status = "okay";
180};
181
182&reg_usb1_vbus {
183	gpio = <&pio 7 2 GPIO_ACTIVE_HIGH>; /* PH2 */
184	status = "okay";
185};
186
187&reg_usb2_vbus {
188	status = "okay";
189};
190
191&spi2 {
192	pinctrl-names = "default";
193	pinctrl-0 = <&spi2_pb_pins>,
194		    <&spi2_cs0_pb_pin>;
195	status = "okay";
196};
197
198&uart0 {
199	pinctrl-names = "default";
200	pinctrl-0 = <&uart0_pb_pins>;
201	status = "okay";
202};
203
204&uart2 {
205	pinctrl-names = "default";
206	pinctrl-0 = <&uart2_pi_pins>, <&uart2_cts_rts_pi_pins>;
207	status = "okay";
208};
209
210&uart3 {
211	pinctrl-names = "default";
212	pinctrl-0 = <&uart3_pg_pins>, <&uart3_cts_rts_pg_pins>;
213	status = "okay";
214};
215
216&uart4 {
217	pinctrl-names = "default";
218	pinctrl-0 = <&uart4_pg_pins>;
219	status = "okay";
220};
221
222&uart5 {
223	pinctrl-names = "default";
224	pinctrl-0 = <&uart5_pi_pins>;
225	status = "okay";
226};
227
228&usbphy {
229	usb1_vbus-supply = <&reg_usb1_vbus>;
230	usb2_vbus-supply = <&reg_usb2_vbus>;
231	status = "okay";
232};
233