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33626377 HG |
1 | /* |
2 | * Copyright 2015 Hans de Goede <hdegoede@redhat.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 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 "sun4i-a10.dtsi" | |
45 | #include "sunxi-common-regulators.dtsi" | |
46 | #include <dt-bindings/gpio/gpio.h> | |
47 | #include <dt-bindings/input/input.h> | |
48 | #include <dt-bindings/interrupt-controller/irq.h> | |
49 | #include <dt-bindings/pinctrl/sun4i-a10.h> | |
50 | ||
51 | / { | |
52 | model = "Point of View Protab2-IPS9"; | |
53 | compatible = "pov,protab2-ips9", "allwinner,sun4i-a10"; | |
54 | ||
55 | aliases { | |
56 | serial0 = &uart0; | |
57 | }; | |
58 | ||
59 | chosen { | |
60 | stdout-path = "serial0:115200n8"; | |
61 | }; | |
62 | }; | |
63 | ||
64 | &cpu0 { | |
65 | cpu-supply = <®_dcdc2>; | |
66 | }; | |
67 | ||
68 | &ehci0 { | |
69 | status = "okay"; | |
70 | }; | |
71 | ||
72 | &i2c0 { | |
73 | pinctrl-names = "default"; | |
74 | pinctrl-0 = <&i2c0_pins_a>; | |
75 | status = "okay"; | |
76 | ||
77 | axp209: pmic@34 { | |
78 | reg = <0x34>; | |
79 | interrupts = <0>; | |
80 | }; | |
81 | }; | |
82 | ||
83 | #include "axp209.dtsi" | |
84 | ||
85 | &i2c1 { | |
86 | pinctrl-names = "default"; | |
87 | pinctrl-0 = <&i2c1_pins_a>; | |
88 | /* pull-ups and devices require AXP209 LDO3 */ | |
89 | status = "failed"; | |
90 | }; | |
91 | ||
92 | &i2c2 { | |
93 | pinctrl-names = "default"; | |
94 | pinctrl-0 = <&i2c2_pins_a>; | |
95 | status = "okay"; | |
96 | }; | |
97 | ||
98 | &lradc { | |
99 | vref-supply = <®_ldo2>; | |
100 | status = "okay"; | |
101 | ||
102 | button@400 { | |
103 | label = "Volume Up"; | |
104 | linux,code = <KEY_VOLUMEUP>; | |
105 | channel = <0>; | |
106 | voltage = <400000>; | |
107 | }; | |
108 | ||
109 | button@800 { | |
110 | label = "Volume Down"; | |
111 | linux,code = <KEY_VOLUMEDOWN>; | |
112 | channel = <0>; | |
113 | voltage = <800000>; | |
114 | }; | |
115 | }; | |
116 | ||
117 | &mmc0 { | |
118 | pinctrl-names = "default"; | |
119 | pinctrl-0 = <&mmc0_pins_a>, <&mmc0_cd_pin_reference_design>; | |
120 | vmmc-supply = <®_vcc3v3>; | |
121 | bus-width = <4>; | |
122 | cd-gpios = <&pio 7 1 GPIO_ACTIVE_HIGH>; /* PH1 */ | |
123 | cd-inverted; | |
124 | status = "okay"; | |
125 | }; | |
126 | ||
127 | &otg_sram { | |
128 | status = "okay"; | |
129 | }; | |
130 | ||
131 | &pio { | |
132 | usb0_id_detect_pin: usb0_id_detect_pin@0 { | |
133 | allwinner,pins = "PH4"; | |
134 | allwinner,function = "gpio_in"; | |
135 | allwinner,drive = <SUN4I_PINCTRL_10_MA>; | |
136 | allwinner,pull = <SUN4I_PINCTRL_PULL_UP>; | |
137 | }; | |
138 | ||
139 | usb0_vbus_detect_pin: usb0_vbus_detect_pin@0 { | |
140 | allwinner,pins = "PH5"; | |
141 | allwinner,function = "gpio_in"; | |
142 | allwinner,drive = <SUN4I_PINCTRL_10_MA>; | |
143 | allwinner,pull = <SUN4I_PINCTRL_PULL_DOWN>; | |
144 | }; | |
145 | }; | |
146 | ||
147 | ®_dcdc2 { | |
148 | regulator-always-on; | |
149 | regulator-min-microvolt = <1000000>; | |
150 | regulator-max-microvolt = <1400000>; | |
151 | regulator-name = "vdd-cpu"; | |
152 | }; | |
153 | ||
154 | ®_dcdc3 { | |
155 | regulator-always-on; | |
156 | regulator-min-microvolt = <1250000>; | |
157 | regulator-max-microvolt = <1250000>; | |
158 | regulator-name = "vdd-int-dll"; | |
159 | }; | |
160 | ||
161 | ®_ldo1 { | |
162 | regulator-name = "vdd-rtc"; | |
163 | }; | |
164 | ||
165 | ®_ldo2 { | |
166 | regulator-always-on; | |
167 | regulator-min-microvolt = <3000000>; | |
168 | regulator-max-microvolt = <3000000>; | |
169 | regulator-name = "avcc"; | |
170 | }; | |
171 | ||
172 | ®_usb0_vbus { | |
173 | status = "okay"; | |
174 | }; | |
175 | ||
176 | ®_usb1_vbus { | |
177 | status = "okay"; | |
178 | }; | |
179 | ||
180 | &uart0 { | |
181 | pinctrl-names = "default"; | |
182 | pinctrl-0 = <&uart0_pins_a>; | |
183 | status = "okay"; | |
184 | }; | |
185 | ||
186 | &usb_otg { | |
187 | dr_mode = "otg"; | |
188 | status = "okay"; | |
189 | }; | |
190 | ||
191 | &usbphy { | |
192 | pinctrl-names = "default"; | |
193 | pinctrl-0 = <&usb0_id_detect_pin>, <&usb0_vbus_detect_pin>; | |
194 | usb0_id_det-gpio = <&pio 7 4 GPIO_ACTIVE_HIGH>; /* PH4 */ | |
195 | usb0_vbus_det-gpio = <&pio 7 5 GPIO_ACTIVE_HIGH>; /* PH5 */ | |
196 | usb0_vbus-supply = <®_usb0_vbus>; | |
197 | usb1_vbus-supply = <®_usb1_vbus>; | |
198 | status = "okay"; | |
199 | }; |