1/*
2 * Copyright (C) 2017 Jagan Teki <jteki@openedev.com>
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 library 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 library 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
45#include "sun50i-a64.dtsi"
46
47#include <dt-bindings/gpio/gpio.h>
48
49/ {
50	model = "Olimex A64-Olinuxino";
51	compatible = "olimex,a64-olinuxino", "allwinner,sun50i-a64";
52
53	aliases {
54		serial0 = &uart0;
55	};
56
57	chosen {
58		stdout-path = "serial0:115200n8";
59	};
60};
61
62&mmc0 {
63	pinctrl-names = "default";
64	pinctrl-0 = <&mmc0_pins>;
65	vmmc-supply = <&reg_dcdc1>;
66	cd-gpios = <&pio 5 6 GPIO_ACTIVE_HIGH>;
67	cd-inverted;
68	disable-wp;
69	bus-width = <4>;
70	status = "okay";
71};
72
73&r_rsb {
74	status = "okay";
75
76	axp803: pmic@3a3 {
77		compatible = "x-powers,axp803";
78		reg = <0x3a3>;
79		interrupt-parent = <&r_intc>;
80		interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
81	};
82};
83
84#include "axp803.dtsi"
85
86&reg_aldo1 {
87	regulator-always-on;
88	regulator-min-microvolt = <2800000>;
89	regulator-max-microvolt = <2800000>;
90	regulator-name = "vcc-pe";
91};
92
93&reg_aldo2 {
94	regulator-always-on;
95	regulator-min-microvolt = <3300000>;
96	regulator-max-microvolt = <3300000>;
97	regulator-name = "vcc-pl";
98};
99
100&reg_aldo3 {
101	regulator-always-on;
102	regulator-min-microvolt = <3000000>;
103	regulator-max-microvolt = <3000000>;
104	regulator-name = "vcc-pll-avcc";
105};
106
107&reg_dcdc1 {
108	regulator-always-on;
109	regulator-min-microvolt = <3300000>;
110	regulator-max-microvolt = <3300000>;
111	regulator-name = "vcc-3v3";
112};
113
114&reg_dcdc2 {
115	regulator-always-on;
116	regulator-min-microvolt = <1040000>;
117	regulator-max-microvolt = <1300000>;
118	regulator-name = "vdd-cpux";
119};
120
121/* DCDC3 is polyphased with DCDC2 */
122
123&reg_dcdc5 {
124	regulator-always-on;
125	regulator-min-microvolt = <1500000>;
126	regulator-max-microvolt = <1500000>;
127	regulator-name = "vcc-ddr3";
128};
129
130&reg_dcdc6 {
131	regulator-always-on;
132	regulator-min-microvolt = <1100000>;
133	regulator-max-microvolt = <1100000>;
134	regulator-name = "vdd-sys";
135};
136
137&reg_dldo1 {
138	regulator-min-microvolt = <3300000>;
139	regulator-max-microvolt = <3300000>;
140	regulator-name = "vcc-hdmi";
141};
142
143&reg_dldo2 {
144	regulator-min-microvolt = <3300000>;
145	regulator-max-microvolt = <3300000>;
146	regulator-name = "vcc-mipi";
147};
148
149&reg_dldo3 {
150	regulator-min-microvolt = <2800000>;
151	regulator-max-microvolt = <2800000>;
152	regulator-name = "vcc-avdd-csi";
153};
154
155&reg_dldo4 {
156	regulator-min-microvolt = <3300000>;
157	regulator-max-microvolt = <3300000>;
158	regulator-name = "vcc-wifi-io";
159};
160
161&reg_eldo1 {
162	regulator-min-microvolt = <1800000>;
163	regulator-max-microvolt = <1800000>;
164	regulator-name = "cpvdd";
165};
166
167&reg_eldo2 {
168	regulator-min-microvolt = <1800000>;
169	regulator-max-microvolt = <1800000>;
170	regulator-name = "vcc-dvdd-csi";
171};
172
173&reg_fldo1 {
174	regulator-min-microvolt = <1200000>;
175	regulator-max-microvolt = <1200000>;
176	regulator-name = "vcc-1v2-hsic";
177};
178
179/*
180 * The A64 chip cannot work without this regulator off, although
181 * it seems to be only driving the AR100 core.
182 * Maybe we don't still know well about CPUs domain.
183 */
184&reg_fldo2 {
185	regulator-always-on;
186	regulator-min-microvolt = <1100000>;
187	regulator-max-microvolt = <1100000>;
188	regulator-name = "vdd-cpus";
189};
190
191&reg_rtc_ldo {
192	regulator-name = "vcc-rtc";
193};
194
195&uart0 {
196	pinctrl-names = "default";
197	pinctrl-0 = <&uart0_pins_a>;
198	status = "okay";
199};
200