xref: /openbmc/u-boot/arch/arm/dts/axp81x.dtsi (revision 9865543a)
1/*
2 * Copyright 2017 Chen-Yu Tsai
3 *
4 * Chen-Yu Tsai <wens@csie.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 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/* AXP813/818 Integrated Power Management Chip */
46
47&axp81x {
48	interrupt-controller;
49	#interrupt-cells = <1>;
50
51	axp_adc: adc {
52		compatible = "x-powers,axp813-adc";
53		#io-channel-cells = <1>;
54	};
55
56	axp_gpio: gpio {
57		compatible = "x-powers,axp813-gpio";
58		gpio-controller;
59		#gpio-cells = <2>;
60
61		gpio0_ldo: gpio0-ldo {
62			pins = "GPIO0";
63			function = "ldo";
64		};
65
66		gpio1_ldo: gpio1-ldo {
67			pins = "GPIO1";
68			function = "ldo";
69		};
70	};
71
72	battery_power_supply: battery-power-supply {
73		compatible = "x-powers,axp813-battery-power-supply";
74		status = "disabled";
75	};
76
77	regulators {
78		/* Default work frequency for buck regulators */
79		x-powers,dcdc-freq = <3000>;
80
81		reg_dcdc1: dcdc1 {
82		};
83
84		reg_dcdc2: dcdc2 {
85		};
86
87		reg_dcdc3: dcdc3 {
88		};
89
90		reg_dcdc4: dcdc4 {
91		};
92
93		reg_dcdc5: dcdc5 {
94		};
95
96		reg_dcdc6: dcdc6 {
97		};
98
99		reg_dcdc7: dcdc7 {
100		};
101
102		reg_aldo1: aldo1 {
103		};
104
105		reg_aldo2: aldo2 {
106		};
107
108		reg_aldo3: aldo3 {
109		};
110
111		reg_dldo1: dldo1 {
112		};
113
114		reg_dldo2: dldo2 {
115		};
116
117		reg_dldo3: dldo3 {
118		};
119
120		reg_dldo4: dldo4 {
121		};
122
123		reg_eldo1: eldo1 {
124		};
125
126		reg_eldo2: eldo2 {
127		};
128
129		reg_eldo3: eldo3 {
130		};
131
132		reg_fldo1: fldo1 {
133		};
134
135		reg_fldo2: fldo2 {
136		};
137
138		reg_fldo3: fldo3 {
139		};
140
141		reg_ldo_io0: ldo-io0 {
142			pinctrl-names = "default";
143			pinctrl-0 = <&gpio0_ldo>;
144			/* Disable by default to avoid conflicts with GPIO */
145			status = "disabled";
146		};
147
148		reg_ldo_io1: ldo-io1 {
149			pinctrl-names = "default";
150			pinctrl-0 = <&gpio1_ldo>;
151			/* Disable by default to avoid conflicts with GPIO */
152			status = "disabled";
153		};
154
155		reg_rtc_ldo: rtc-ldo {
156			/* RTC_LDO is a fixed, always-on regulator */
157			regulator-always-on;
158			regulator-min-microvolt = <1800000>;
159			regulator-max-microvolt = <1800000>;
160		};
161
162		reg_sw: sw {
163		};
164
165		reg_drivevbus: drivevbus {
166			status = "disabled";
167		};
168	};
169};
170