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1 | /* |
2 | * Google Veyron Brain Rev 0 board device tree source | |
3 | * | |
4 | * Copyright 2014 Google, Inc | |
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 "rk3288-veyron.dtsi" | |
47 | ||
48 | / { | |
49 | model = "Google Brain"; | |
50 | compatible = "google,veyron-brain-rev0", "google,veyron-brain", | |
51 | "google,veyron", "rockchip,rk3288"; | |
52 | ||
53 | vcc33_sys: vcc33-sys { | |
54 | vin-supply = <&vcc_5v>; | |
55 | }; | |
56 | ||
57 | vcc33_io: vcc33_io { | |
58 | compatible = "regulator-fixed"; | |
59 | regulator-name = "vcc33_io"; | |
60 | regulator-always-on; | |
61 | regulator-boot-on; | |
62 | vin-supply = <&vcc33_sys>; | |
63 | /* This is gated by vcc_18 too */ | |
64 | }; | |
65 | ||
66 | /* This turns on vbus for host2 and otg (dwc2) */ | |
67 | vcc5_host2: vcc5-host2-regulator { | |
68 | compatible = "regulator-fixed"; | |
69 | enable-active-high; | |
70 | gpio = <&gpio0 12 GPIO_ACTIVE_HIGH>; | |
71 | pinctrl-names = "default"; | |
72 | pinctrl-0 = <&usb2_pwr_en>; | |
73 | regulator-name = "vcc5_host2"; | |
74 | regulator-always-on; | |
75 | regulator-boot-on; | |
76 | }; | |
77 | }; | |
78 | ||
79 | &pinctrl { | |
80 | hdmi { | |
81 | vcc50_hdmi_en: vcc50-hdmi-en { | |
82 | rockchip,pins = <7 2 RK_FUNC_GPIO &pcfg_pull_none>; | |
83 | }; | |
84 | }; | |
85 | ||
86 | pmic { | |
87 | dvs_1: dvs-1 { | |
88 | rockchip,pins = <7 11 RK_FUNC_GPIO &pcfg_pull_down>; | |
89 | }; | |
90 | ||
91 | dvs_2: dvs-2 { | |
92 | rockchip,pins = <7 15 RK_FUNC_GPIO &pcfg_pull_down>; | |
93 | }; | |
94 | }; | |
95 | ||
96 | usb-host { | |
97 | usb2_pwr_en: usb2-pwr-en { | |
98 | rockchip,pins = <0 12 RK_FUNC_GPIO &pcfg_pull_none>; | |
99 | }; | |
100 | }; | |
101 | }; | |
102 | ||
103 | &rk808 { | |
104 | pinctrl-names = "default"; | |
105 | pinctrl-0 = <&pmic_int_l &dvs_1 &dvs_2>; | |
106 | dvs-gpios = <&gpio7 11 GPIO_ACTIVE_HIGH>, | |
107 | <&gpio7 15 GPIO_ACTIVE_HIGH>; | |
108 | ||
109 | /delete-property/ vcc6-supply; | |
110 | ||
111 | regulators { | |
112 | /* vcc33_io is sourced directly from vcc33_sys */ | |
113 | /delete-node/ LDO_REG1; | |
114 | ||
115 | /* This is not a pwren anymore, but the real power supply */ | |
116 | vdd10_lcd: LDO_REG7 { | |
117 | regulator-always-on; | |
118 | regulator-boot-on; | |
119 | regulator-min-microvolt = <1000000>; | |
120 | regulator-max-microvolt = <1000000>; | |
121 | regulator-name = "vdd10_lcd"; | |
122 | regulator-suspend-mem-disabled; | |
123 | }; | |
124 | ||
125 | vcc18_hdmi: SWITCH_REG2 { | |
126 | regulator-always-on; | |
127 | regulator-boot-on; | |
128 | regulator-name = "vcc18_hdmi"; | |
129 | regulator-suspend-mem-disabled; | |
130 | }; | |
131 | }; | |
132 | }; | |
133 | ||
134 | &vcc50_hdmi { | |
135 | enable-active-high; | |
136 | gpio = <&gpio7 2 GPIO_ACTIVE_HIGH>; | |
137 | pinctrl-names = "default"; | |
138 | pinctrl-0 = <&vcc50_hdmi_en>; | |
139 | }; |