sys/gnu/dts/arm/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 &emmc {
  90         /delete-property/mmc-hs200-1_8v;
  91 };
  92
  93 &gpio_keys {
  94         pinctrl-0 = <&pwr_key_l &ap_lid_int_l &volum_down_l &volum_up_l>;
  95
  96         volum_down {
  97                 label = "Volum_down";
  98                 gpios = <&gpio5 11 GPIO_ACTIVE_LOW>;
  99                 linux,code = <KEY_VOLUMEDOWN>;
 100                 debounce-interval = <100>;
 101         };
 102
 103         volum_up {
 104                 label = "Volum_up";
 105                 gpios = <&gpio5 10 GPIO_ACTIVE_LOW>;
 106                 linux,code = <KEY_VOLUMEUP>;
 107                 debounce-interval = <100>;
 108         };
 109 };
 110
 111 &i2c_tunnel {
 112         battery: bq27500@55 {
 113                 compatible = "ti,bq27500";
 114                 reg = <0x55>;
 115         };
 116 };
 117
 118 &i2c3 {
 119         status = "okay";
 120
 121         clock-frequency = <400000>;
 122         i2c-scl-falling-time-ns = <50>;
 123         i2c-scl-rising-time-ns = <300>;
 124
 125         touchscreen@10 {
 126                 compatible = "elan,ekth3500";
 127                 reg = <0x10>;
 128                 interrupt-parent = <&gpio2>;
 129                 interrupts = <14 IRQ_TYPE_EDGE_FALLING>;
 130                 pinctrl-names = "default";
 131                 pinctrl-0 = <&touch_int &touch_rst>;
 132                 reset-gpios = <&gpio2 15 GPIO_ACTIVE_LOW>;
 133                 vcc33-supply = <&vcc33_touch>;
 134                 vccio-supply = <&vcc33_touch>;
 135         };
 136 };
 137
 138 &rk808 {
 139         pinctrl-names = "default";
 140         pinctrl-0 = <&pmic_int_l &dvs_1 &dvs_2>;
 141
 142         regulators {
 143                 vcc33_touch: LDO_REG2 {
 144                         regulator-min-microvolt = <3300000>;
 145                         regulator-max-microvolt = <3300000>;
 146                         regulator-name = "vcc33_touch";
 147                         regulator-state-mem {
 148                                 regulator-off-in-suspend;
 149                         };
 150                 };
 151
 152                 vcc5v_touch: SWITCH_REG2 {
 153                         regulator-name = "vcc5v_touch";
 154                         regulator-state-mem {
 155                                 regulator-off-in-suspend;
 156                         };
 157                 };
 158         };
 159 };
 160
 161 &sdmmc {
 162         disable-wp;
 163         pinctrl-names = "default";
 164         pinctrl-0 = <&sdmmc_clk &sdmmc_cmd &sdmmc_cd_disabled &sdmmc_cd_gpio
 165                         &sdmmc_bus4>;
 166 };
 167
 168 &vcc_5v {
 169         enable-active-high;
 170         gpio = <&gpio7 21 GPIO_ACTIVE_HIGH>;
 171         pinctrl-names = "default";
 172         pinctrl-0 = <&drv_5v>;
 173 };
 174
 175 &vcc50_hdmi {
 176         enable-active-high;
 177         gpio = <&gpio5 19 GPIO_ACTIVE_HIGH>;
 178         pinctrl-names = "default";
 179         pinctrl-0 = <&vcc50_hdmi_en>;
 180 };
 181
 182 &pinctrl {
 183         backlight {
 184                 bl_pwr_en: bl_pwr_en {
 185                         rockchip,pins = <2 12 RK_FUNC_GPIO &pcfg_pull_none>;
 186                 };
 187         };
 188
 189         buck-5v {
 190                 drv_5v: drv-5v {
 191                         rockchip,pins = <7 21 RK_FUNC_GPIO &pcfg_pull_none>;
 192                 };
 193         };
 194
 195         buttons {
 196                 volum_down_l: volum-down-l {
 197                         rockchip,pins = <5 11 RK_FUNC_GPIO &pcfg_pull_up>;
 198                 };
 199
 200                 volum_up_l: volum-up-l {
 201                         rockchip,pins = <5 10 RK_FUNC_GPIO &pcfg_pull_up>;
 202                 };
 203         };
 204
 205         hdmi {
 206                 vcc50_hdmi_en: vcc50-hdmi-en {
 207                         rockchip,pins = <5 19 RK_FUNC_GPIO &pcfg_pull_none>;
 208                 };
 209         };
 210
 211         lcd {
 212                 lcd_enable_h: lcd-en {
 213                         rockchip,pins = <7 14 RK_FUNC_GPIO &pcfg_pull_none>;
 214                 };
 215
 216                 avdd_1v8_disp_en: avdd-1v8-disp-en {
 217                         rockchip,pins = <2 13 RK_FUNC_GPIO &pcfg_pull_none>;
 218                 };
 219         };
 220
 221         pmic {
 222                 dvs_1: dvs-1 {
 223                         rockchip,pins = <7 12 RK_FUNC_GPIO &pcfg_pull_down>;
 224                 };
 225
 226                 dvs_2: dvs-2 {
 227                         rockchip,pins = <7 15 RK_FUNC_GPIO &pcfg_pull_down>;
 228                 };
 229         };
 230
 231         prochot {
 232                 gpio_prochot: gpio-prochot {
 233                         rockchip,pins = <2 8 RK_FUNC_GPIO &pcfg_pull_none>;
 234                 };
 235         };
 236
 237         touchscreen {
 238                 touch_int: touch-int {
 239                         rockchip,pins = <2 14 RK_FUNC_GPIO &pcfg_pull_none>;
 240                 };
 241
 242                 touch_rst: touch-rst {
 243                         rockchip,pins = <2 15 RK_FUNC_GPIO &pcfg_pull_none>;
 244                 };
 245         };
 246 };