arch/arm/boot/dts/rk3288-veyron-minnie.dts

   1 /*
   2  * Google Veyron Minnie Rev 0+ board device tree source
   3  *
   4  * Copyright 2015 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-chromebook.dtsi"
  47
  48 / {
  49         model = "Google Minnie";
  50         compatible = "google,veyron-minnie-rev4", "google,veyron-minnie-rev3",
  51                      "google,veyron-minnie-rev2", "google,veyron-minnie-rev1",
  52                      "google,veyron-minnie-rev0", "google,veyron-minnie",
  53                      "google,veyron", "rockchip,rk3288";
  54
  55         backlight_regulator: backlight-regulator {
  56                 compatible = "regulator-fixed";
  57                 enable-active-high;
  58                 gpio = <&gpio2 12 GPIO_ACTIVE_HIGH>;
  59                 pinctrl-names = "default";
  60                 pinctrl-0 = <&bl_pwr_en>;
  61                 regulator-name = "backlight_regulator";
  62                 vin-supply = <&vcc33_sys>;
  63                 startup-delay-us = <15000>;
  64         };
  65
  66         panel_regulator: panel-regulator {
  67                 compatible = "regulator-fixed";
  68                 enable-active-high;
  69                 gpio = <&gpio7 14 GPIO_ACTIVE_HIGH>;
  70                 pinctrl-names = "default";
  71                 pinctrl-0 = <&lcd_enable_h>;
  72                 regulator-name = "panel_regulator";
  73                 vin-supply = <&vcc33_sys>;
  74         };
  75
  76         vcc18_lcd: vcc18-lcd {
  77                 compatible = "regulator-fixed";
  78                 enable-active-high;
  79                 gpio = <&gpio2 13 GPIO_ACTIVE_HIGH>;
  80                 pinctrl-names = "default";
  81                 pinctrl-0 = <&avdd_1v8_disp_en>;
  82                 regulator-name = "vcc18_lcd";
  83                 regulator-always-on;
  84                 regulator-boot-on;
  85                 vin-supply = <&vcc18_wl>;
  86         };
  87 };
  88
  89 &gpio_keys {
  90         pinctrl-0 = <&pwr_key_l &ap_lid_int_l &volum_down_l &volum_up_l>;
  91
  92         volum_down {
  93                 label = "Volum_down";
  94                 gpios = <&gpio5 11 GPIO_ACTIVE_LOW>;
  95                 linux,code = <KEY_VOLUMEDOWN>;
  96                 debounce-interval = <100>;
  97         };
  98
  99         volum_up {
 100                 label = "Volum_up";
 101                 gpios = <&gpio5 10 GPIO_ACTIVE_LOW>;
 102                 linux,code = <KEY_VOLUMEUP>;
 103                 debounce-interval = <100>;
 104         };
 105 };
 106
 107 &i2c_tunnel {
 108         battery: bq27500@55 {
 109                 compatible = "ti,bq27500";
 110                 reg = <0x55>;
 111         };
 112 };
 113
 114 &i2c3 {
 115         status = "okay";
 116
 117         clock-frequency = <400000>;
 118         i2c-scl-falling-time-ns = <50>;
 119         i2c-scl-rising-time-ns = <300>;
 120 };
 121
 122 &rk808 {
 123         pinctrl-names = "default";
 124         pinctrl-0 = <&pmic_int_l &dvs_1 &dvs_2>;
 125
 126         regulators {
 127                 vcc33_touch: LDO_REG2 {
 128                         regulator-min-microvolt = <3300000>;
 129                         regulator-max-microvolt = <3300000>;
 130                         regulator-name = "vcc33_touch";
 131                         regulator-state-mem {
 132                                 regulator-off-in-suspend;
 133                         };
 134                 };
 135
 136                 vcc5v_touch: SWITCH_REG2 {
 137                         regulator-name = "vcc5v_touch";
 138                         regulator-state-mem {
 139                                 regulator-off-in-suspend;
 140                         };
 141                 };
 142         };
 143 };
 144
 145 &sdmmc {
 146         disable-wp;
 147         pinctrl-names = "default";
 148         pinctrl-0 = <&sdmmc_clk &sdmmc_cmd &sdmmc_cd_disabled &sdmmc_cd_gpio
 149                         &sdmmc_bus4>;
 150 };
 151
 152 &vcc_5v {
 153         enable-active-high;
 154         gpio = <&gpio7 21 GPIO_ACTIVE_HIGH>;
 155         pinctrl-names = "default";
 156         pinctrl-0 = <&drv_5v>;
 157 };
 158
 159 &vcc50_hdmi {
 160         enable-active-high;
 161         gpio = <&gpio5 19 GPIO_ACTIVE_HIGH>;
 162         pinctrl-names = "default";
 163         pinctrl-0 = <&vcc50_hdmi_en>;
 164 };
 165
 166 &pinctrl {
 167         backlight {
 168                 bl_pwr_en: bl_pwr_en {
 169                         rockchip,pins = <2 12 RK_FUNC_GPIO &pcfg_pull_none>;
 170                 };
 171         };
 172
 173         buck-5v {
 174                 drv_5v: drv-5v {
 175                         rockchip,pins = <7 21 RK_FUNC_GPIO &pcfg_pull_none>;
 176                 };
 177         };
 178
 179         buttons {
 180                 volum_down_l: volum-down-l {
 181                         rockchip,pins = <5 11 RK_FUNC_GPIO &pcfg_pull_up>;
 182                 };
 183
 184                 volum_up_l: volum-up-l {
 185                         rockchip,pins = <5 10 RK_FUNC_GPIO &pcfg_pull_up>;
 186                 };
 187         };
 188
 189         hdmi {
 190                 vcc50_hdmi_en: vcc50-hdmi-en {
 191                         rockchip,pins = <5 19 RK_FUNC_GPIO &pcfg_pull_none>;
 192                 };
 193         };
 194
 195         lcd {
 196                 lcd_enable_h: lcd-en {
 197                         rockchip,pins = <7 14 RK_FUNC_GPIO &pcfg_pull_none>;
 198                 };
 199
 200                 avdd_1v8_disp_en: avdd-1v8-disp-en {
 201                         rockchip,pins = <2 13 RK_FUNC_GPIO &pcfg_pull_none>;
 202                 };
 203         };
 204
 205         pmic {
 206                 dvs_1: dvs-1 {
 207                         rockchip,pins = <7 12 RK_FUNC_GPIO &pcfg_pull_down>;
 208                 };
 209
 210                 dvs_2: dvs-2 {
 211                         rockchip,pins = <7 15 RK_FUNC_GPIO &pcfg_pull_down>;
 212                 };
 213         };
 214
 215         prochot {
 216                 gpio_prochot: gpio-prochot {
 217                         rockchip,pins = <2 8 RK_FUNC_GPIO &pcfg_pull_none>;
 218                 };
 219         };
 220
 221         touchscreen {
 222                 touch_int: touch-int {
 223                         rockchip,pins = <2 14 RK_FUNC_GPIO &pcfg_pull_none>;
 224                 };
 225
 226                 touch_rst: touch-rst {
 227                         rockchip,pins = <2 15 RK_FUNC_GPIO &pcfg_pull_none>;
 228                 };
 229         };
 230 };