1/*
2 * Copyright (C) 2016 Icenowy Zheng <icenowy@aosc.xyz>
3 *
4 * Based on sun8i-h3-orangepi-one.dts, which is:
5 *   Copyright (C) 2016 Hans de Goede <hdegoede@redhat.com>
6 *
7 * This file is dual-licensed: you can use it either under the terms
8 * of the GPL or the X11 license, at your option. Note that this dual
9 * licensing only applies to this file, and not this project as a
10 * whole.
11 *
12 *  a) This file is free software; you can redistribute it and/or
13 *     modify it under the terms of the GNU General Public License as
14 *     published by the Free Software Foundation; either version 2 of the
15 *     License, or (at your option) any later version.
16 *
17 *     This file is distributed in the hope that it will be useful,
18 *     but WITHOUT ANY WARRANTY; without even the implied warranty of
19 *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
20 *     GNU General Public License for more details.
21 *
22 * Or, alternatively,
23 *
24 *  b) Permission is hereby granted, free of charge, to any person
25 *     obtaining a copy of this software and associated documentation
26 *     files (the "Software"), to deal in the Software without
27 *     restriction, including without limitation the rights to use,
28 *     copy, modify, merge, publish, distribute, sublicense, and/or
29 *     sell copies of the Software, and to permit persons to whom the
30 *     Software is furnished to do so, subject to the following
31 *     conditions:
32 *
33 *     The above copyright notice and this permission notice shall be
34 *     included in all copies or substantial portions of the Software.
35 *
36 *     THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
37 *     EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
38 *     OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
39 *     NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
40 *     HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
41 *     WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
42 *     FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
43 *     OTHER DEALINGS IN THE SOFTWARE.
44 */
45
46/dts-v1/;
47#include "sun8i-h3.dtsi"
48#include "sunxi-common-regulators.dtsi"
49
50#include <dt-bindings/gpio/gpio.h>
51#include <dt-bindings/input/input.h>
52
53/ {
54	model = "Xunlong Orange Pi Zero";
55	compatible = "xunlong,orangepi-zero", "allwinner,sun8i-h2-plus";
56
57	aliases {
58		serial0 = &uart0;
59		/* ethernet0 is the H3 emac, defined in sun8i-h3.dtsi */
60		ethernet0 = &emac;
61		ethernet1 = &xr819;
62	};
63
64	chosen {
65		stdout-path = "serial0:115200n8";
66	};
67
68	leds {
69		compatible = "gpio-leds";
70
71		pwr_led {
72			label = "orangepi:green:pwr";
73			gpios = <&r_pio 0 10 GPIO_ACTIVE_HIGH>;
74			default-state = "on";
75		};
76
77		status_led {
78			label = "orangepi:red:status";
79			gpios = <&pio 0 17 GPIO_ACTIVE_HIGH>;
80		};
81	};
82
83	reg_vcc_wifi: reg_vcc_wifi {
84		compatible = "regulator-fixed";
85		regulator-min-microvolt = <3300000>;
86		regulator-max-microvolt = <3300000>;
87		regulator-name = "vcc-wifi";
88		enable-active-high;
89		gpio = <&pio 0 20 GPIO_ACTIVE_HIGH>;
90	};
91
92	reg_vdd_cpux: vdd-cpux-regulator {
93		compatible = "regulator-gpio";
94		regulator-name = "vdd-cpux";
95		regulator-type = "voltage";
96		regulator-boot-on;
97		regulator-always-on;
98		regulator-min-microvolt = <1100000>;
99		regulator-max-microvolt = <1300000>;
100		regulator-ramp-delay = <50>; /* 4ms */
101
102		gpios = <&r_pio 0 6 GPIO_ACTIVE_HIGH>; /* PL6 */
103		enable-active-high;
104		gpios-states = <1>;
105		states = <1100000 0
106			  1300000 1>;
107	};
108
109	wifi_pwrseq: wifi_pwrseq {
110		compatible = "mmc-pwrseq-simple";
111		reset-gpios = <&r_pio 0 7 GPIO_ACTIVE_LOW>;
112		post-power-on-delay-ms = <200>;
113	};
114};
115
116&cpu0 {
117	cpu-supply = <&reg_vdd_cpux>;
118};
119
120&ehci0 {
121	status = "okay";
122};
123
124&ehci1 {
125	status = "okay";
126};
127
128&emac {
129	phy-handle = <&int_mii_phy>;
130	phy-mode = "mii";
131	allwinner,leds-active-low;
132	status = "okay";
133};
134
135&mmc0 {
136	vmmc-supply = <&reg_vcc3v3>;
137	bus-width = <4>;
138	cd-gpios = <&pio 5 6 GPIO_ACTIVE_LOW>; /* PF6 */
139	status = "okay";
140};
141
142&mmc1 {
143	vmmc-supply = <&reg_vcc_wifi>;
144	mmc-pwrseq = <&wifi_pwrseq>;
145	bus-width = <4>;
146	non-removable;
147	status = "okay";
148
149	/*
150	 * Explicitly define the sdio device, so that we can add an ethernet
151	 * alias for it (which e.g. makes u-boot set a mac-address).
152	 */
153	xr819: sdio_wifi@1 {
154		reg = <1>;
155	};
156};
157
158&ohci0 {
159	status = "okay";
160};
161
162&ohci1 {
163	status = "okay";
164};
165
166&spi0 {
167	/* Disable SPI NOR by default: it optional on Orange Pi Zero boards */
168	status = "disabled";
169
170	flash@0 {
171		#address-cells = <1>;
172		#size-cells = <1>;
173		compatible = "mxicy,mx25l1606e", "winbond,w25q128";
174		reg = <0>;
175		spi-max-frequency = <40000000>;
176	};
177};
178
179&uart0 {
180	pinctrl-names = "default";
181	pinctrl-0 = <&uart0_pins_a>;
182	status = "okay";
183};
184
185&uart1 {
186	pinctrl-names = "default";
187	pinctrl-0 = <&uart1_pins>;
188	status = "disabled";
189};
190
191&uart2 {
192	pinctrl-names = "default";
193	pinctrl-0 = <&uart2_pins>;
194	status = "disabled";
195};
196
197&usb_otg {
198	dr_mode = "peripheral";
199	status = "okay";
200};
201
202&usbphy {
203	/*
204	 * USB Type-A port VBUS is always on. However, MicroUSB VBUS can only
205	 * power up the board; when it's used as OTG port, this VBUS is
206	 * always off even if the board is powered via GPIO pins.
207	 */
208	status = "okay";
209	usb0_id_det-gpios = <&pio 6 12 GPIO_ACTIVE_HIGH>; /* PG12 */
210};
211