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 *     You should have received a copy of the GNU General Public
22 *     License along with this file; if not, write to the Free
23 *     Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,
24 *     MA 02110-1301 USA
25 *
26 * Or, alternatively,
27 *
28 *  b) Permission is hereby granted, free of charge, to any person
29 *     obtaining a copy of this software and associated documentation
30 *     files (the "Software"), to deal in the Software without
31 *     restriction, including without limitation the rights to use,
32 *     copy, modify, merge, publish, distribute, sublicense, and/or
33 *     sell copies of the Software, and to permit persons to whom the
34 *     Software is furnished to do so, subject to the following
35 *     conditions:
36 *
37 *     The above copyright notice and this permission notice shall be
38 *     included in all copies or substantial portions of the Software.
39 *
40 *     THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
41 *     EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
42 *     OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
43 *     NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
44 *     HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
45 *     WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
46 *     FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
47 *     OTHER DEALINGS IN THE SOFTWARE.
48 */
49
50/dts-v1/;
51#include "sun6i-a31.dtsi"
52#include "sunxi-common-regulators.dtsi"
53
54#include <dt-bindings/gpio/gpio.h>
55#include <dt-bindings/pinctrl/sun4i-a10.h>
56
57/ {
58	model = "WITS A31 Colombus Evaluation Board";
59	compatible = "wits,colombus", "allwinner,sun6i-a31";
60
61	chosen {
62		bootargs = "earlyprintk console=ttyS0,115200";
63	};
64
65	soc@01c00000 {
66		mmc0: mmc@01c0f000 {
67			pinctrl-names = "default";
68			pinctrl-0 = <&mmc0_pins_a>, <&mmc0_cd_pin_colombus>;
69			vmmc-supply = <&reg_vcc3v0>;
70			bus-width = <4>;
71			cd-gpios = <&pio 0 8 GPIO_ACTIVE_HIGH>; /* PA8 */
72			cd-inverted;
73			status = "okay";
74		};
75
76		usbphy: phy@01c19400 {
77			usb2_vbus-supply = <&reg_usb2_vbus>;
78			status = "okay";
79		};
80
81		ehci1: usb@01c1b000 {
82			status = "okay";
83		};
84
85		pio: pinctrl@01c20800 {
86			mmc0_pins_a: mmc0@0 {
87				allwinner,pull = <SUN4I_PINCTRL_PULL_UP>;
88			};
89
90			mmc0_cd_pin_colombus: mmc0_cd_pin@0 {
91				allwinner,pins = "PA8";
92				allwinner,function = "gpio_in";
93				allwinner,drive = <SUN4I_PINCTRL_10_MA>;
94				allwinner,pull = <SUN4I_PINCTRL_PULL_UP>;
95			};
96
97			usb2_vbus_pin_colombus: usb2_vbus_pin@0 {
98				allwinner,pins = "PH24";
99				allwinner,function = "gpio_out";
100				allwinner,drive = <SUN4I_PINCTRL_10_MA>;
101				allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
102			};
103		};
104
105		uart0: serial@01c28000 {
106			pinctrl-names = "default";
107			pinctrl-0 = <&uart0_pins_a>;
108			status = "okay";
109		};
110
111		i2c0: i2c@01c2ac00 {
112			pinctrl-names = "default";
113			pinctrl-0 = <&i2c0_pins_a>;
114			status = "fail";
115		};
116
117		i2c1: i2c@01c2b000 {
118			pinctrl-names = "default";
119			pinctrl-0 = <&i2c1_pins_a>;
120			status = "okay";
121		};
122
123		i2c2: i2c@01c2b400 {
124			pinctrl-names = "default";
125			pinctrl-0 = <&i2c2_pins_a>;
126			status = "okay";
127		};
128	};
129
130	reg_usb2_vbus: usb2-vbus {
131		pinctrl-names = "default";
132		pinctrl-0 = <&usb2_vbus_pin_colombus>;
133		gpio = <&pio 7 24 GPIO_ACTIVE_HIGH>;
134		status = "okay";
135	};
136};
137