1/*
2 * Copyright 2013 Maxime Ripard
3 *
4 * Maxime Ripard <maxime.ripard@free-electrons.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 "sun6i-a31.dtsi"
47#include "sunxi-common-regulators.dtsi"
48
49#include <dt-bindings/gpio/gpio.h>
50
51/ {
52	model = "WITS A31 Colombus Evaluation Board";
53	compatible = "wits,colombus", "allwinner,sun6i-a31";
54
55	aliases {
56		serial0 = &uart0;
57	};
58
59	chosen {
60		stdout-path = "serial0:115200n8";
61	};
62
63	i2c_lcd: i2c@0 {
64		/* The lcd panel i2c interface is hooked up via gpios */
65		compatible = "i2c-gpio";
66		pinctrl-names = "default";
67		pinctrl-0 = <&i2c_lcd_pins>;
68		gpios = <&pio 0 23 GPIO_ACTIVE_HIGH>, /* PA23, sda */
69			<&pio 0 24 GPIO_ACTIVE_HIGH>; /* PA24, scl */
70		i2c-gpio,delay-us = <5>;
71	};
72};
73
74&ehci1 {
75	status = "okay";
76};
77
78&gmac {
79	pinctrl-names = "default";
80	pinctrl-0 = <&gmac_pins_rgmii_a>;
81	phy = <&phy1>;
82	phy-mode = "rgmii";
83	status = "okay";
84
85	phy1: ethernet-phy@1 {
86		reg = <1>;
87	};
88};
89
90&i2c0 {
91	pinctrl-names = "default";
92	pinctrl-0 = <&i2c0_pins_a>;
93	status = "fail";
94};
95
96&i2c1 {
97	pinctrl-names = "default";
98	pinctrl-0 = <&i2c1_pins_a>;
99	status = "okay";
100};
101
102&i2c2 {
103	pinctrl-names = "default";
104	pinctrl-0 = <&i2c2_pins_a>;
105	status = "okay";
106
107	mma8452: mma8452@1d {
108		compatible = "fsl,mma8452";
109		reg = <0x1d>;
110		interrupt-parent = <&pio>;
111		interrupts = <0 9 IRQ_TYPE_LEVEL_LOW>; /* PA9 */
112	};
113};
114
115&mmc0 {
116	pinctrl-names = "default";
117	pinctrl-0 = <&mmc0_pins_a>, <&mmc0_cd_pin_colombus>;
118	vmmc-supply = <&reg_vcc3v0>;
119	bus-width = <4>;
120	cd-gpios = <&pio 0 8 GPIO_ACTIVE_LOW>; /* PA8 */
121	status = "okay";
122};
123
124&mmc0_pins_a {
125	bias-pull-up;
126};
127
128&pio {
129	mmc0_cd_pin_colombus: mmc0_cd_pin@0 {
130		pins = "PA8";
131		function = "gpio_in";
132		bias-pull-up;
133	};
134
135	usb2_vbus_pin_colombus: usb2_vbus_pin@0 {
136		pins = "PH24";
137		function = "gpio_out";
138	};
139
140	i2c_lcd_pins: i2c_lcd_pin@0 {
141		pins = "PA23", "PA24";
142		function = "gpio_out";
143		bias-pull-up;
144	};
145};
146
147&reg_usb2_vbus {
148	pinctrl-names = "default";
149	pinctrl-0 = <&usb2_vbus_pin_colombus>;
150	gpio = <&pio 7 24 GPIO_ACTIVE_HIGH>;
151	status = "okay";
152};
153
154&uart0 {
155	pinctrl-names = "default";
156	pinctrl-0 = <&uart0_pins_a>;
157	status = "okay";
158};
159
160&usbphy {
161	usb2_vbus-supply = <&reg_usb2_vbus>;
162	status = "okay";
163};
164