1 /*
2 * Copyright 2015 Chen-Yu Tsai <wens@csie.org>
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 "sun6i-a31s.dtsi"
45 #include "sunxi-common-regulators.dtsi"
46
47 #include <dt-bindings/gpio/gpio.h>
48
49 / {
50 model = "Sinlinx SinA31s Core Board";
51 compatible = "sinlinx,sina31s", "allwinner,sun6i-a31s";
52
53 aliases {
54 serial0 = &uart0;
55 };
56 };
57
58 &cpu0 {
59 cpu-supply = <®_dcdc3>;
60 };
61
62 /* eMMC on core board */
63 &mmc3 {
64 pinctrl-names = "default";
65 pinctrl-0 = <&mmc3_8bit_emmc_pins>;
66 vmmc-supply = <®_dcdc1>;
67 vqmmc-supply = <®_dcdc1>;
68 bus-width = <8>;
69 non-removable;
70 cap-mmc-hw-reset;
71 status = "okay";
72 };
73
74 /* AXP221s PMIC on core board */
75 &p2wi {
76 status = "okay";
77
78 axp22x: pmic@68 {
79 compatible = "x-powers,axp221";
80 reg = <0x68>;
81 interrupt-parent = <&r_intc>;
82 interrupts = <GIC_SPI 32 IRQ_TYPE_LEVEL_LOW>;
83 };
84 };
85
86 #include "axp22x.dtsi"
87
88 ®_aldo3 {
89 regulator-always-on;
90 regulator-min-microvolt = <2700000>;
91 regulator-max-microvolt = <3300000>;
92 regulator-name = "avcc";
93 };
94
95 ®_dc5ldo {
96 regulator-min-microvolt = <700000>;
97 regulator-max-microvolt = <1320000>;
98 regulator-name = "vdd-cpus";
99 };
100
101 ®_dcdc1 {
102 regulator-always-on;
103 regulator-min-microvolt = <3000000>;
104 regulator-max-microvolt = <3000000>;
105 regulator-name = "vcc-3v0";
106 };
107
108 ®_dcdc2 {
109 regulator-min-microvolt = <700000>;
110 regulator-max-microvolt = <1320000>;
111 regulator-name = "vdd-gpu";
112 };
113
114 ®_dcdc3 {
115 regulator-always-on;
116 regulator-min-microvolt = <700000>;
117 regulator-max-microvolt = <1320000>;
118 regulator-name = "vdd-cpu";
119 };
120
121 ®_dcdc4 {
122 regulator-always-on;
123 regulator-min-microvolt = <700000>;
124 regulator-max-microvolt = <1320000>;
125 regulator-name = "vdd-sys-dll";
126 };
127
128 ®_dcdc5 {
129 regulator-always-on;
130 regulator-min-microvolt = <1500000>;
131 regulator-max-microvolt = <1500000>;
132 regulator-name = "vcc-dram";
133 };
134
135 /* UART0 pads available on core board */
136 &uart0 {
137 pinctrl-names = "default";
138 pinctrl-0 = <&uart0_ph_pins>;
139 status = "okay";
140 };
141
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