1/*
2 * Copyright (c) 2016 Andreas Färber
3 * Copyright (c) 2016 BayLibre, Inc.
4 * Author: Kevin Hilman <khilman@kernel.org>
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 library 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 library 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
47#include "meson-gxbb-p20x.dtsi"
48#include <dt-bindings/input/input.h>
49
50/ {
51	compatible = "amlogic,p200", "amlogic,meson-gxbb";
52	model = "Amlogic Meson GXBB P200 Development Board";
53
54	avdd18_usb_adc: regulator-avdd18_usb_adc {
55		compatible = "regulator-fixed";
56		regulator-name = "AVDD18_USB_ADC";
57		regulator-min-microvolt = <1800000>;
58		regulator-max-microvolt = <1800000>;
59	};
60
61	adc_keys {
62		compatible = "adc-keys";
63		io-channels = <&saradc 0>;
64		io-channel-names = "buttons";
65		keyup-threshold-microvolt = <1800000>;
66
67		button-home {
68			label = "Home";
69			linux,code = <KEY_HOME>;
70			press-threshold-microvolt = <900000>; /* 50% */
71		};
72
73		button-esc {
74			label = "Esc";
75			linux,code = <KEY_ESC>;
76			press-threshold-microvolt = <684000>; /* 38% */
77		};
78
79		button-up {
80			label = "Volume Up";
81			linux,code = <KEY_VOLUMEUP>;
82			press-threshold-microvolt = <468000>; /* 26% */
83		};
84
85		button-down {
86			label = "Volume Down";
87			linux,code = <KEY_VOLUMEDOWN>;
88			press-threshold-microvolt = <252000>; /* 14% */
89		};
90
91		button-menu {
92			label = "Menu";
93			linux,code = <KEY_MENU>;
94			press-threshold-microvolt = <0>; /* 0% */
95		};
96	};
97};
98
99&ethmac {
100	status = "okay";
101	pinctrl-0 = <&eth_rgmii_pins>;
102	pinctrl-names = "default";
103	phy-handle = <&eth_phy0>;
104	phy-mode = "rgmii";
105
106	snps,reset-gpio = <&gpio GPIOZ_14 0>;
107	snps,reset-delays-us = <0 10000 1000000>;
108	snps,reset-active-low;
109
110	mdio {
111		compatible = "snps,dwmac-mdio";
112		#address-cells = <1>;
113		#size-cells = <0>;
114
115		eth_phy0: ethernet-phy@3 {
116			/* Micrel KSZ9031 (0x00221620) */
117			reg = <3>;
118		};
119	};
120};
121
122&i2c_B {
123	status = "okay";
124	pinctrl-0 = <&i2c_b_pins>;
125	pinctrl-names = "default";
126};
127
128&saradc {
129	status = "okay";
130	vref-supply = <&avdd18_usb_adc>;
131};
132