1/*
2 * Copyright 2015 Jelle de Jong <jelledejong@powercraft.nl>
3 *
4 * This file is dual-licensed: you can use it either under the terms
5 * of the GPL or the X11 license, at your option. Note that this dual
6 * licensing only applies to this file, and not this project as a
7 * whole.
8 *
9 *  a) This file is free software; you can redistribute it and/or
10 *     modify it under the terms of the GNU General Public License as
11 *     published by the Free Software Foundation; either version 2 of the
12 *     License, or (at your option) any later version.
13 *
14 *     This file is distributed in the hope that it will be useful,
15 *     but WITHOUT ANY WARRANTY; without even the implied warranty of
16 *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
17 *     GNU General Public License for more details.
18 *
19 * Or, alternatively,
20 *
21 *  b) Permission is hereby granted, free of charge, to any person
22 *     obtaining a copy of this software and associated documentation
23 *     files (the "Software"), to deal in the Software without
24 *     restriction, including without limitation the rights to use,
25 *     copy, modify, merge, publish, distribute, sublicense, and/or
26 *     sell copies of the Software, and to permit persons to whom the
27 *     Software is furnished to do so, subject to the following
28 *     conditions:
29 *
30 *     The above copyright notice and this permission notice shall be
31 *     included in all copies or substantial portions of the Software.
32 *
33 *     THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
34 *     EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
35 *     OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
36 *     NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
37 *     HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
38 *     WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
39 *     FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
40 *     OTHER DEALINGS IN THE SOFTWARE.
41 */
42
43/dts-v1/;
44#include "sun7i-a20.dtsi"
45#include "sunxi-common-regulators.dtsi"
46
47#include <dt-bindings/gpio/gpio.h>
48#include <dt-bindings/input/input.h>
49#include <dt-bindings/interrupt-controller/irq.h>
50
51/ {
52	model = "Wits Pro A20 DKT";
53	compatible = "wits,pro-a20-dkt", "allwinner,sun7i-a20";
54
55	aliases {
56		serial0 = &uart0;
57	};
58
59	chosen {
60		stdout-path = "serial0:115200n8";
61	};
62
63	mmc3_pwrseq: mmc3_pwrseq {
64		compatible = "mmc-pwrseq-simple";
65		pinctrl-names = "default";
66		pinctrl-0 = <&vmmc3_pin_ap6xxx_wl_regon>;
67		reset-gpios = <&pio 7 9 GPIO_ACTIVE_LOW>; /* PH9 WIFI_EN */
68	};
69};
70
71&cpu0 {
72	cpu-supply = <&reg_dcdc2>;
73};
74
75&ehci0 {
76	status = "okay";
77};
78
79&ehci1 {
80	status = "okay";
81};
82
83&i2c0 {
84	pinctrl-names = "default";
85	pinctrl-0 = <&i2c0_pins_a>;
86	status = "okay";
87
88	axp209: pmic@34 {
89		reg = <0x34>;
90		interrupt-parent = <&nmi_intc>;
91		interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
92	};
93};
94
95&i2c1 {
96	pinctrl-names = "default";
97	pinctrl-0 = <&i2c1_pins_a>;
98	status = "okay";
99};
100
101&i2c2 {
102	pinctrl-names = "default";
103	pinctrl-0 = <&i2c2_pins_a>;
104	status = "okay";
105};
106
107#include "axp209.dtsi"
108
109&mmc0 {
110	pinctrl-names = "default";
111	pinctrl-0 = <&mmc0_pins_a>, <&mmc0_cd_pin_reference_design>;
112	vmmc-supply = <&reg_vcc3v3>;
113	bus-width = <4>;
114	cd-gpios = <&pio 7 1 GPIO_ACTIVE_HIGH>; /* PH1 */
115	cd-inverted;
116	status = "okay";
117};
118
119&mmc3 {
120	pinctrl-names = "default";
121	pinctrl-0 = <&mmc3_pins_a>;
122	vmmc-supply = <&reg_vcc3v3>;
123	mmc-pwrseq = <&mmc3_pwrseq>;
124	bus-width = <4>;
125	non-removable;
126	status = "okay";
127
128	brcmf: bcrmf@1 {
129		reg = <1>;
130		compatible = "brcm,bcm4329-fmac";
131		interrupt-parent = <&pio>;
132		interrupts = <7 10 IRQ_TYPE_LEVEL_LOW>; /* PH10 / EINT10 */
133		interrupt-names = "host-wake";
134	};
135};
136
137&ohci0 {
138	status = "okay";
139};
140
141&ohci1 {
142	status = "okay";
143};
144
145&otg_sram {
146	status = "okay";
147};
148
149&pio {
150	vmmc3_pin_ap6xxx_wl_regon: vmmc3_pin@0 {
151		allwinner,pins = "PH9";
152		allwinner,function = "gpio_out";
153		allwinner,drive = <SUN4I_PINCTRL_10_MA>;
154		allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
155	};
156
157	usb0_id_detect_pin: usb0_id_detect_pin@0 {
158		allwinner,pins = "PH4";
159		allwinner,function = "gpio_in";
160		allwinner,drive = <SUN4I_PINCTRL_10_MA>;
161		allwinner,pull = <SUN4I_PINCTRL_PULL_UP>;
162	};
163};
164
165&reg_dcdc2 {
166	regulator-always-on;
167	regulator-min-microvolt = <1000000>;
168	regulator-max-microvolt = <1450000>;
169	regulator-name = "vdd-cpu";
170};
171
172&reg_dcdc3 {
173	regulator-always-on;
174	regulator-min-microvolt = <1000000>;
175	regulator-max-microvolt = <1400000>;
176	regulator-name = "vdd-int-dll";
177};
178
179&reg_ldo1 {
180	regulator-name = "vdd-rtc";
181};
182
183&reg_ldo2 {
184	regulator-always-on;
185	regulator-min-microvolt = <3000000>;
186	regulator-max-microvolt = <3000000>;
187	regulator-name = "avcc";
188};
189
190&reg_usb0_vbus {
191	status = "okay";
192};
193
194&reg_usb1_vbus {
195	status = "okay";
196};
197
198&reg_usb2_vbus {
199	status = "okay";
200};
201
202&uart0 {
203	pinctrl-names = "default";
204	pinctrl-0 = <&uart0_pins_a>;
205	status = "okay";
206};
207
208&usb_otg {
209	dr_mode = "otg";
210	status = "okay";
211};
212
213&usb_power_supply {
214	status = "okay";
215};
216
217&usbphy {
218	pinctrl-names = "default";
219	pinctrl-0 = <&usb0_id_detect_pin>;
220	usb0_id_det-gpio = <&pio 7 4 GPIO_ACTIVE_HIGH>; /* PH4 */
221	usb0_vbus_power-supply = <&usb_power_supply>;
222	usb0_vbus-supply = <&reg_usb0_vbus>;
223	usb1_vbus-supply = <&reg_usb1_vbus>;
224	usb2_vbus-supply = <&reg_usb2_vbus>;
225	status = "okay";
226};
227