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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 | #include "sunxi-reference-design-tablet.dtsi" | |
43 | ||
44 | #include <dt-bindings/pwm/pwm.h> | |
45 | ||
46 | / { | |
47 | aliases { | |
48 | serial0 = &r_uart; | |
49 | }; | |
50 | ||
51 | backlight: backlight { | |
52 | compatible = "pwm-backlight"; | |
53 | pinctrl-names = "default"; | |
54 | pinctrl-0 = <&bl_en_pin>; | |
55 | pwms = <&pwm 0 50000 PWM_POLARITY_INVERTED>; | |
56 | brightness-levels = <0 10 20 30 40 50 60 70 80 90 100>; | |
57 | default-brightness-level = <8>; | |
58 | enable-gpios = <&pio 7 6 GPIO_ACTIVE_HIGH>; /* PH6 */ | |
59 | }; | |
60 | ||
61 | chosen { | |
62 | stdout-path = "serial0:115200n8"; | |
63 | }; | |
64 | }; | |
65 | ||
66 | &mmc0 { | |
67 | pinctrl-names = "default"; | |
68 | pinctrl-0 = <&mmc0_pins_a>, <&mmc0_cd_pin>; | |
69 | vmmc-supply = <®_dcdc1>; | |
70 | bus-width = <4>; | |
71 | cd-gpios = <&pio 1 4 GPIO_ACTIVE_HIGH>; /* PB4 */ | |
72 | cd-inverted; | |
73 | status = "okay"; | |
74 | }; | |
75 | ||
76 | &pio { | |
77 | bl_en_pin: bl_en_pin@0 { | |
78 | allwinner,pins = "PH6"; | |
79 | allwinner,function = "gpio_in"; | |
80 | allwinner,drive = <SUN4I_PINCTRL_10_MA>; | |
81 | allwinner,pull = <SUN4I_PINCTRL_NO_PULL>; | |
82 | }; | |
83 | ||
84 | mmc0_cd_pin: mmc0_cd_pin@0 { | |
85 | allwinner,pins = "PB4"; | |
86 | allwinner,function = "gpio_in"; | |
87 | allwinner,drive = <SUN4I_PINCTRL_10_MA>; | |
88 | allwinner,pull = <SUN4I_PINCTRL_PULL_UP>; | |
89 | }; | |
90 | ||
91 | usb0_id_detect_pin: usb0_id_detect_pin@0 { | |
92 | allwinner,pins = "PH8"; | |
93 | allwinner,function = "gpio_in"; | |
94 | allwinner,drive = <SUN4I_PINCTRL_10_MA>; | |
95 | allwinner,pull = <SUN4I_PINCTRL_PULL_UP>; | |
96 | }; | |
97 | }; | |
98 | ||
99 | &r_rsb { | |
100 | status = "okay"; | |
101 | ||
102 | axp22x: pmic@3a3 { | |
103 | compatible = "x-powers,axp223"; | |
104 | reg = <0x3a3>; | |
105 | interrupt-parent = <&nmi_intc>; | |
106 | interrupts = <0 IRQ_TYPE_LEVEL_LOW>; | |
107 | eldoin-supply = <®_dcdc1>; | |
672244fa | 108 | drivevbus-supply = <®_vcc5v0>; |
edbc6f1f HG |
109 | x-powers,drive-vbus-en; |
110 | }; | |
111 | }; | |
112 | ||
113 | #include "axp22x.dtsi" | |
114 | ||
115 | ®_aldo1 { | |
116 | regulator-always-on; | |
117 | regulator-min-microvolt = <3000000>; | |
118 | regulator-max-microvolt = <3000000>; | |
119 | regulator-name = "vcc-io"; | |
120 | }; | |
121 | ||
122 | ®_aldo2 { | |
123 | regulator-always-on; | |
124 | regulator-min-microvolt = <2350000>; | |
125 | regulator-max-microvolt = <2650000>; | |
126 | regulator-name = "vdd-dll"; | |
127 | }; | |
128 | ||
129 | ®_aldo3 { | |
130 | regulator-always-on; | |
131 | regulator-min-microvolt = <2700000>; | |
132 | regulator-max-microvolt = <3300000>; | |
133 | regulator-name = "vcc-pll-avcc"; | |
134 | }; | |
135 | ||
136 | ®_dc1sw { | |
137 | regulator-name = "vcc-lcd"; | |
138 | }; | |
139 | ||
140 | ®_dc5ldo { | |
141 | regulator-always-on; | |
142 | regulator-min-microvolt = <900000>; | |
143 | regulator-max-microvolt = <1400000>; | |
144 | regulator-name = "vdd-cpus"; | |
145 | }; | |
146 | ||
147 | ®_dcdc1 { | |
148 | regulator-always-on; | |
149 | regulator-min-microvolt = <3000000>; | |
150 | regulator-max-microvolt = <3000000>; | |
151 | regulator-name = "vcc-3v0"; | |
152 | }; | |
153 | ||
154 | ®_dcdc2 { | |
155 | regulator-always-on; | |
156 | regulator-min-microvolt = <900000>; | |
157 | regulator-max-microvolt = <1400000>; | |
158 | regulator-name = "vdd-sys"; | |
159 | }; | |
160 | ||
161 | ®_dcdc3 { | |
162 | regulator-always-on; | |
163 | regulator-min-microvolt = <900000>; | |
164 | regulator-max-microvolt = <1400000>; | |
165 | regulator-name = "vdd-cpu"; | |
166 | }; | |
167 | ||
168 | ®_dcdc5 { | |
169 | regulator-always-on; | |
170 | regulator-min-microvolt = <1500000>; | |
171 | regulator-max-microvolt = <1500000>; | |
172 | regulator-name = "vcc-dram"; | |
173 | }; | |
174 | ||
175 | ®_dldo1 { | |
176 | regulator-min-microvolt = <3300000>; | |
177 | regulator-max-microvolt = <3300000>; | |
178 | regulator-name = "vcc-wifi"; | |
179 | }; | |
180 | ||
181 | ®_drivevbus { | |
182 | regulator-name = "usb0-vbus"; | |
183 | status = "okay"; | |
184 | }; | |
185 | ||
186 | ®_rtc_ldo { | |
187 | regulator-name = "vcc-rtc"; | |
188 | }; | |
189 | ||
190 | &r_uart { | |
191 | pinctrl-names = "default"; | |
192 | pinctrl-0 = <&r_uart_pins_a>; | |
193 | status = "okay"; | |
194 | }; | |
195 | ||
196 | &simplefb_lcd { | |
197 | vcc-lcd-supply = <®_dc1sw>; | |
198 | }; | |
199 | ||
200 | &usb_otg { | |
201 | dr_mode = "otg"; | |
202 | status = "okay"; | |
203 | }; | |
204 | ||
205 | &usb_power_supply { | |
206 | status = "okay"; | |
207 | }; | |
208 | ||
209 | &usbphy { | |
210 | pinctrl-names = "default"; | |
211 | pinctrl-0 = <&usb0_id_detect_pin>; | |
212 | usb0_id_det-gpio = <&pio 7 8 GPIO_ACTIVE_HIGH>; /* PH8 */ | |
213 | usb0_vbus_power-supply = <&usb_power_supply>; | |
214 | usb0_vbus-supply = <®_drivevbus>; | |
215 | status = "okay"; | |
216 | }; |