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aab42cde HG |
1 | /* |
2 | * Copyright 2016 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 "sun6i-a31s.dtsi" | |
45 | #include "sunxi-common-regulators.dtsi" | |
46 | ||
47 | #include <dt-bindings/gpio/gpio.h> | |
48 | #include <dt-bindings/input/input.h> | |
49 | #include <dt-bindings/pinctrl/sun4i-a10.h> | |
50 | ||
51 | / { | |
52 | model = "Colorfly E708 Q1 tablet"; | |
53 | compatible = "colorfly,e708-q1", "allwinner,sun6i-a31s"; | |
54 | ||
55 | aliases { | |
56 | serial0 = &uart0; | |
57 | }; | |
58 | ||
59 | chosen { | |
60 | stdout-path = "serial0:115200n8"; | |
61 | }; | |
62 | }; | |
63 | ||
64 | &cpu0 { | |
65 | cpu-supply = <®_dcdc3>; | |
66 | }; | |
67 | ||
68 | &ehci0 { | |
69 | /* rtl8188etv wifi is connected here */ | |
70 | status = "okay"; | |
71 | }; | |
72 | ||
73 | &lradc { | |
74 | vref-supply = <®_aldo3>; | |
75 | status = "okay"; | |
76 | ||
77 | button@1000 { | |
78 | label = "Home"; | |
79 | linux,code = <KEY_HOMEPAGE>; | |
80 | channel = <0>; | |
81 | voltage = <1000000>; | |
82 | }; | |
83 | }; | |
84 | ||
85 | &mmc0 { | |
86 | pinctrl-names = "default"; | |
87 | pinctrl-0 = <&mmc0_pins_a>, <&mmc0_cd_pin_e708_q1>; | |
88 | vmmc-supply = <®_dcdc1>; | |
89 | bus-width = <4>; | |
90 | cd-gpios = <&pio 0 8 GPIO_ACTIVE_HIGH>; /* PA8 */ | |
91 | cd-inverted; | |
92 | status = "okay"; | |
93 | }; | |
94 | ||
95 | &pio { | |
96 | mma8452_int_e708_q1: mma8452_int_pin@0 { | |
97 | allwinner,pins = "PA9"; | |
98 | allwinner,function = "gpio_in"; | |
99 | allwinner,drive = <SUN4I_PINCTRL_10_MA>; | |
100 | allwinner,pull = <SUN4I_PINCTRL_PULL_UP>; | |
101 | }; | |
102 | ||
103 | mmc0_cd_pin_e708_q1: mmc0_cd_pin@0 { | |
104 | allwinner,pins = "PA8"; | |
105 | allwinner,function = "gpio_in"; | |
106 | allwinner,drive = <SUN4I_PINCTRL_10_MA>; | |
107 | allwinner,pull = <SUN4I_PINCTRL_PULL_UP>; | |
108 | }; | |
109 | }; | |
110 | ||
111 | &p2wi { | |
112 | status = "okay"; | |
113 | ||
114 | axp22x: pmic@68 { | |
115 | compatible = "x-powers,axp221"; | |
116 | reg = <0x68>; | |
117 | interrupt-parent = <&nmi_intc>; | |
118 | interrupts = <0 IRQ_TYPE_LEVEL_LOW>; | |
119 | }; | |
120 | }; | |
121 | ||
122 | #include "axp22x.dtsi" | |
123 | ||
124 | ®_aldo3 { | |
125 | regulator-always-on; | |
126 | regulator-min-microvolt = <2700000>; | |
127 | regulator-max-microvolt = <3300000>; | |
128 | regulator-name = "avcc"; | |
129 | }; | |
130 | ||
131 | ®_dc1sw { | |
132 | regulator-name = "vcc-lcd"; | |
133 | }; | |
134 | ||
135 | ®_dc5ldo { | |
136 | regulator-always-on; | |
137 | regulator-min-microvolt = <700000>; | |
138 | regulator-max-microvolt = <1320000>; | |
139 | regulator-name = "vdd-cpus"; /* This is an educated guess */ | |
140 | }; | |
141 | ||
142 | ®_dcdc1 { | |
143 | regulator-always-on; | |
144 | regulator-min-microvolt = <3000000>; | |
145 | regulator-max-microvolt = <3000000>; | |
146 | regulator-name = "vcc-3v0"; | |
147 | }; | |
148 | ||
149 | ®_dcdc2 { | |
150 | regulator-min-microvolt = <700000>; | |
151 | regulator-max-microvolt = <1320000>; | |
152 | regulator-name = "vdd-gpu"; | |
153 | }; | |
154 | ||
155 | ®_dcdc3 { | |
156 | regulator-always-on; | |
157 | regulator-min-microvolt = <700000>; | |
158 | regulator-max-microvolt = <1320000>; | |
159 | regulator-name = "vdd-cpu"; | |
160 | }; | |
161 | ||
162 | ®_dcdc4 { | |
163 | regulator-always-on; | |
164 | regulator-min-microvolt = <700000>; | |
165 | regulator-max-microvolt = <1320000>; | |
166 | regulator-name = "vdd-sys-dll"; | |
167 | }; | |
168 | ||
169 | ®_dcdc5 { | |
170 | regulator-always-on; | |
171 | regulator-min-microvolt = <1500000>; | |
172 | regulator-max-microvolt = <1500000>; | |
173 | regulator-name = "vcc-dram"; | |
174 | }; | |
175 | ||
176 | ®_dldo1 { | |
177 | regulator-min-microvolt = <3300000>; | |
178 | regulator-max-microvolt = <3300000>; | |
179 | regulator-name = "vcc-wifi"; | |
180 | }; | |
181 | ||
182 | ®_dldo2 { | |
183 | regulator-min-microvolt = <1800000>; | |
184 | regulator-max-microvolt = <1800000>; | |
185 | regulator-name = "vcc-pg"; | |
186 | }; | |
187 | ||
188 | &simplefb_lcd { | |
189 | vcc-lcd-supply = <®_dc1sw>; | |
190 | vcc-pg-supply = <®_dldo2>; | |
191 | }; | |
192 | ||
193 | /* | |
194 | * FIXME for now we only support host mode and rely on u-boot to have | |
195 | * turned on Vbus which is controlled by the axp221 pmic on the board. | |
196 | * | |
197 | * Once we have axp221 power-supply and vbus-usb support we should switch | |
198 | * to fully supporting otg. | |
199 | */ | |
200 | &usb_otg { | |
201 | dr_mode = "host"; | |
202 | status = "okay"; | |
203 | }; | |
204 | ||
205 | &usbphy { | |
206 | usb1_vbus-supply = <®_dldo1>; | |
207 | status = "okay"; | |
208 | }; |