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a5ea06d0 KM |
1 | /* |
2 | * Copyright 2014 Siarhei Siamashka <siarhei.siamashka@gmail.com> | |
3 | * Copyright 2015 Karsten Merker <merker@debian.org> | |
4 | * Copyright 2015 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 | /dts-v1/; | |
46 | #include "sun6i-a31s.dtsi" | |
47 | #include "sunxi-common-regulators.dtsi" | |
48 | ||
49 | #include <dt-bindings/gpio/gpio.h> | |
50 | #include <dt-bindings/input/input.h> | |
51 | #include <dt-bindings/pinctrl/sun4i-a10.h> | |
52 | ||
53 | / { | |
54 | model = "MSI Primo81 tablet"; | |
55 | compatible = "msi,primo81", "allwinner,sun6i-a31s"; | |
56 | }; | |
57 | ||
58 | &cpu0 { | |
59 | cpu-supply = <®_dcdc3>; | |
60 | }; | |
61 | ||
62 | &ehci0 { | |
63 | /* rtl8188etv wifi is connected here */ | |
64 | status = "okay"; | |
65 | }; | |
66 | ||
67 | &i2c0 { | |
68 | /* pull-ups and device VDDIO use AXP221 DLDO3 */ | |
69 | pinctrl-names = "default"; | |
70 | pinctrl-0 = <&i2c0_pins_a>; | |
71 | status = "failed"; | |
72 | }; | |
73 | ||
74 | &i2c1 { | |
75 | pinctrl-names = "default"; | |
76 | pinctrl-0 = <&i2c1_pins_a>; | |
77 | status = "okay"; | |
78 | ||
79 | ctp@5d { | |
80 | pinctrl-names = "default"; | |
81 | pinctrl-0 = <>911_int_primo81>; | |
82 | compatible = "goodix,gt911"; | |
83 | reg = <0x5d>; | |
84 | interrupt-parent = <&pio>; | |
85 | interrupts = <0 3 IRQ_TYPE_LEVEL_HIGH>; /* PA3 */ | |
86 | }; | |
87 | }; | |
88 | ||
89 | &i2c2 { | |
90 | pinctrl-names = "default"; | |
91 | pinctrl-0 = <&i2c2_pins_a>; | |
92 | status = "okay"; | |
93 | ||
94 | accelerometer@1c { | |
95 | pinctrl-names = "default"; | |
96 | pinctrl-0 = <&mma8452_int_primo81>; | |
97 | compatible = "fsl,mma8452"; | |
98 | reg = <0x1c>; | |
99 | interrupt-parent = <&pio>; | |
100 | interrupts = <0 9 IRQ_TYPE_LEVEL_HIGH>; /* PA9 */ | |
101 | #io-channel-cells = <1>; | |
102 | }; | |
103 | }; | |
104 | ||
105 | &lradc { | |
106 | vref-supply = <®_aldo3>; | |
107 | status = "okay"; | |
108 | ||
109 | button@158 { | |
110 | label = "Volume Up"; | |
111 | linux,code = <KEY_VOLUMEUP>; | |
112 | channel = <0>; | |
113 | voltage = <158730>; | |
114 | }; | |
115 | ||
116 | button@349 { | |
117 | label = "Volume Down"; | |
118 | linux,code = <KEY_VOLUMEDOWN>; | |
119 | channel = <0>; | |
120 | voltage = <349206>; | |
121 | }; | |
122 | }; | |
123 | ||
124 | &mmc0 { | |
125 | pinctrl-names = "default"; | |
126 | pinctrl-0 = <&mmc0_pins_a>, <&mmc0_cd_pin_primo81>; | |
127 | vmmc-supply = <®_dcdc1>; | |
128 | bus-width = <4>; | |
129 | cd-gpios = <&pio 0 8 GPIO_ACTIVE_HIGH>; /* PA8 */ | |
130 | cd-inverted; | |
131 | status = "okay"; | |
132 | }; | |
133 | ||
134 | &pio { | |
135 | gt911_int_primo81: gt911_int_pin@0 { | |
136 | allwinner,pins = "PA3"; | |
137 | allwinner,function = "gpio_in"; | |
138 | allwinner,drive = <SUN4I_PINCTRL_10_MA>; | |
139 | allwinner,pull = <SUN4I_PINCTRL_NO_PULL>; | |
140 | }; | |
141 | ||
142 | mma8452_int_primo81: mma8452_int_pin@0 { | |
143 | allwinner,pins = "PA9"; | |
144 | allwinner,function = "gpio_in"; | |
145 | allwinner,drive = <SUN4I_PINCTRL_10_MA>; | |
146 | allwinner,pull = <SUN4I_PINCTRL_PULL_UP>; | |
147 | }; | |
148 | ||
149 | mmc0_cd_pin_primo81: mmc0_cd_pin@0 { | |
150 | allwinner,pins = "PA8"; | |
151 | allwinner,function = "gpio_in"; | |
152 | allwinner,drive = <SUN4I_PINCTRL_10_MA>; | |
153 | allwinner,pull = <SUN4I_PINCTRL_PULL_UP>; | |
154 | }; | |
155 | }; | |
156 | ||
157 | &p2wi { | |
158 | status = "okay"; | |
159 | ||
160 | axp22x: pmic@68 { | |
161 | compatible = "x-powers,axp221"; | |
162 | reg = <0x68>; | |
163 | interrupt-parent = <&nmi_intc>; | |
164 | interrupts = <0 IRQ_TYPE_LEVEL_LOW>; | |
165 | }; | |
166 | }; | |
167 | ||
168 | #include "axp22x.dtsi" | |
169 | ||
170 | ®_aldo3 { | |
171 | regulator-always-on; | |
172 | regulator-min-microvolt = <2700000>; | |
173 | regulator-max-microvolt = <3300000>; | |
174 | regulator-name = "avcc"; | |
175 | }; | |
176 | ||
177 | ®_dc1sw { | |
178 | regulator-min-microvolt = <3000000>; | |
179 | regulator-max-microvolt = <3000000>; | |
180 | regulator-name = "vcc-lcd"; | |
181 | }; | |
182 | ||
183 | ®_dc5ldo { | |
184 | regulator-min-microvolt = <700000>; | |
185 | regulator-max-microvolt = <1320000>; | |
186 | regulator-name = "vdd-cpus"; /* This is an educated guess */ | |
187 | }; | |
188 | ||
189 | ®_dcdc1 { | |
190 | regulator-always-on; | |
191 | regulator-min-microvolt = <3000000>; | |
192 | regulator-max-microvolt = <3000000>; | |
193 | regulator-name = "vcc-3v0"; | |
194 | }; | |
195 | ||
196 | ®_dcdc2 { | |
197 | regulator-min-microvolt = <700000>; | |
198 | regulator-max-microvolt = <1320000>; | |
199 | regulator-name = "vdd-gpu"; | |
200 | }; | |
201 | ||
202 | ®_dcdc3 { | |
203 | regulator-always-on; | |
204 | regulator-min-microvolt = <700000>; | |
205 | regulator-max-microvolt = <1320000>; | |
206 | regulator-name = "vdd-cpu"; | |
207 | }; | |
208 | ||
209 | ®_dcdc4 { | |
210 | regulator-always-on; | |
211 | regulator-min-microvolt = <700000>; | |
212 | regulator-max-microvolt = <1320000>; | |
213 | regulator-name = "vdd-sys-dll"; | |
214 | }; | |
215 | ||
216 | ®_dcdc5 { | |
217 | regulator-always-on; | |
218 | regulator-min-microvolt = <1500000>; | |
219 | regulator-max-microvolt = <1500000>; | |
220 | regulator-name = "vcc-dram"; | |
221 | }; | |
222 | ||
223 | ®_dldo1 { | |
224 | regulator-min-microvolt = <3300000>; | |
225 | regulator-max-microvolt = <3300000>; | |
226 | regulator-name = "vcc-wifi"; | |
227 | }; | |
228 | ||
229 | ®_dldo3 { | |
230 | regulator-min-microvolt = <2800000>; | |
231 | regulator-max-microvolt = <2800000>; | |
232 | regulator-name = "vddio-csi"; | |
233 | }; | |
234 | ||
235 | ®_eldo3 { | |
236 | regulator-min-microvolt = <1080000>; | |
237 | regulator-max-microvolt = <1320000>; | |
238 | regulator-name = "vdd-mipi-bridge"; | |
239 | }; | |
240 | ||
241 | &simplefb_lcd { | |
242 | vcc-lcd-supply = <®_dc1sw>; | |
243 | vdd-mipi-bridge-supply = <®_eldo3>; | |
244 | }; | |
245 | ||
246 | &usb_otg { | |
247 | /* otg support requires support for AXP221 usb-power-supply and GPIO */ | |
248 | dr_mode = "host"; | |
249 | status = "okay"; | |
250 | }; | |
251 | ||
252 | &usbphy { | |
253 | usb1_vbus-supply = <®_dldo1>; | |
254 | status = "okay"; | |
255 | }; |