tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
1/*
2 * sunxi boards common regulator (ahci target power supply, usb-vbus) code
3 *
4 * Copyright 2014 - Hans de Goede <hdegoede@redhat.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 * 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#include <dt-bindings/gpio/gpio.h>
46#include <dt-bindings/pinctrl/sun4i-a10.h>
47
48&pio {
49 ahci_pwr_pin_a: ahci_pwr_pin@0 {
50 pins = "PB8";
51 function = "gpio_out";
52 };
53
54 usb0_vbus_pin_a: usb0_vbus_pin@0 {
55 pins = "PB9";
56 function = "gpio_out";
57 };
58
59 usb1_vbus_pin_a: usb1_vbus_pin@0 {
60 pins = "PH6";
61 function = "gpio_out";
62 };
63
64 usb2_vbus_pin_a: usb2_vbus_pin@0 {
65 pins = "PH3";
66 function = "gpio_out";
67 };
68};
69
70/ {
71 reg_ahci_5v: ahci-5v {
72 compatible = "regulator-fixed";
73 pinctrl-names = "default";
74 pinctrl-0 = <&ahci_pwr_pin_a>;
75 regulator-name = "ahci-5v";
76 regulator-min-microvolt = <5000000>;
77 regulator-max-microvolt = <5000000>;
78 regulator-boot-on;
79 enable-active-high;
80 gpio = <&pio 1 8 GPIO_ACTIVE_HIGH>;
81 status = "disabled";
82 };
83
84 reg_usb0_vbus: usb0-vbus {
85 compatible = "regulator-fixed";
86 pinctrl-names = "default";
87 pinctrl-0 = <&usb0_vbus_pin_a>;
88 regulator-name = "usb0-vbus";
89 regulator-min-microvolt = <5000000>;
90 regulator-max-microvolt = <5000000>;
91 enable-active-high;
92 gpio = <&pio 1 9 GPIO_ACTIVE_HIGH>;
93 status = "disabled";
94 };
95
96 reg_usb1_vbus: usb1-vbus {
97 compatible = "regulator-fixed";
98 pinctrl-names = "default";
99 pinctrl-0 = <&usb1_vbus_pin_a>;
100 regulator-name = "usb1-vbus";
101 regulator-min-microvolt = <5000000>;
102 regulator-max-microvolt = <5000000>;
103 regulator-boot-on;
104 enable-active-high;
105 gpio = <&pio 7 6 GPIO_ACTIVE_HIGH>;
106 status = "disabled";
107 };
108
109 reg_usb2_vbus: usb2-vbus {
110 compatible = "regulator-fixed";
111 pinctrl-names = "default";
112 pinctrl-0 = <&usb2_vbus_pin_a>;
113 regulator-name = "usb2-vbus";
114 regulator-min-microvolt = <5000000>;
115 regulator-max-microvolt = <5000000>;
116 regulator-boot-on;
117 enable-active-high;
118 gpio = <&pio 7 3 GPIO_ACTIVE_HIGH>;
119 status = "disabled";
120 };
121
122 reg_vcc3v0: vcc3v0 {
123 compatible = "regulator-fixed";
124 regulator-name = "vcc3v0";
125 regulator-min-microvolt = <3000000>;
126 regulator-max-microvolt = <3000000>;
127 };
128
129 reg_vcc3v3: vcc3v3 {
130 compatible = "regulator-fixed";
131 regulator-name = "vcc3v3";
132 regulator-min-microvolt = <3300000>;
133 regulator-max-microvolt = <3300000>;
134 };
135
136 reg_vcc5v0: vcc5v0 {
137 compatible = "regulator-fixed";
138 regulator-name = "vcc5v0";
139 regulator-min-microvolt = <5000000>;
140 regulator-max-microvolt = <5000000>;
141 };
142};