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-handle = <&phy1>;
104	phy-mode = "rgmii";
105	phy-supply = <&reg_gmac_vdd>;
106	status = "okay";
107};
108
109&i2c0 {
110	status = "okay";
111
112	axp209: pmic@34 {
113		compatible = "x-powers,axp209";
114		reg = <0x34>;
115		interrupt-parent = <&nmi_intc>;
116		interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
117		interrupt-controller;
118		#interrupt-cells = <1>;
119	};
120};
121
122&i2c1 {
123	status = "okay";
124};
125
126&i2c2 {
127	status = "okay";
128};
129
130&i2c3 {
131	status = "okay";
132};
133
134&ir0 {
135	pinctrl-names = "default";
136	pinctrl-0 = <&ir0_rx_pin>;
137	status = "okay";
138};
139
140&gmac_mdio {
141	phy1: ethernet-phy@1 {
142		reg = <1>;
143		reset-gpios = <&pio 0 17 GPIO_ACTIVE_LOW>; /* PA17 */
144		reset-assert-us = <10000>;
145		/* wait 1s after reset, otherwise fail to read phy id */
146		reset-deassert-us = <1000000>;
147	};
148};
149
150&mmc0 {
151	vmmc-supply = <&reg_vcc3v0>;
152	bus-width = <4>;
153	cd-gpios = <&pio 7 1 GPIO_ACTIVE_LOW>; /* PH1 */
154	status = "okay";
155};
156
157&mmc3 {
158	vmmc-supply = <&reg_mmc3_vdd>;
159	bus-width = <4>;
160	non-removable;
161	status = "okay";
162};
163
164&ohci0 {
165	status = "okay";
166};
167
168&ohci1 {
169	status = "okay";
170};
171
172&pwm {
173	pinctrl-names = "default";
174	pinctrl-0 = <&pwm0_pin>;
175	status = "okay";
176};
177
178&reg_ahci_5v {
179	gpio = <&pio 7 15 GPIO_ACTIVE_HIGH>; /* PH15 */
180	status = "okay";
181};
182
183&reg_usb1_vbus {
184	gpio = <&pio 7 2 GPIO_ACTIVE_HIGH>; /* PH2 */
185	status = "okay";
186};
187
188&reg_usb2_vbus {
189	status = "okay";
190};
191
192&spi2 {
193	pinctrl-names = "default";
194	pinctrl-0 = <&spi2_pb_pins>,
195		    <&spi2_cs0_pb_pin>;
196	status = "okay";
197};
198
199&uart0 {
200	pinctrl-names = "default";
201	pinctrl-0 = <&uart0_pb_pins>;
202	status = "okay";
203};
204
205&uart2 {
206	pinctrl-names = "default";
207	pinctrl-0 = <&uart2_pi_pins>, <&uart2_cts_rts_pi_pins>;
208	status = "okay";
209};
210
211&uart3 {
212	pinctrl-names = "default";
213	pinctrl-0 = <&uart3_pg_pins>, <&uart3_cts_rts_pg_pins>;
214	status = "okay";
215};
216
217&uart4 {
218	pinctrl-names = "default";
219	pinctrl-0 = <&uart4_pg_pins>;
220	status = "okay";
221};
222
223&uart5 {
224	pinctrl-names = "default";
225	pinctrl-0 = <&uart5_pi_pins>;
226	status = "okay";
227};
228
229&usbphy {
230	usb1_vbus-supply = <&reg_usb1_vbus>;
231	usb2_vbus-supply = <&reg_usb2_vbus>;
232	status = "okay";
233};