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

   1 /*
   2  * Google Veyron Jerry Rev 3+ 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 #include "cros-ec-sbs.dtsi"
  48
  49 / {
  50         model = "Google Jerry";
  51         compatible = "google,veyron-jerry-rev7", "google,veyron-jerry-rev6",
  52                      "google,veyron-jerry-rev5", "google,veyron-jerry-rev4",
  53                      "google,veyron-jerry-rev3", "google,veyron-jerry",
  54                      "google,veyron", "rockchip,rk3288";
  55
  56         panel_regulator: panel-regulator {
  57                 compatible = "regulator-fixed";
  58                 enable-active-high;
  59                 gpio = <&gpio7 RK_PB6 GPIO_ACTIVE_HIGH>;
  60                 pinctrl-names = "default";
  61                 pinctrl-0 = <&lcd_enable_h>;
  62                 regulator-name = "panel_regulator";
  63                 startup-delay-us = <100000>;
  64                 vin-supply = <&vcc33_sys>;
  65         };
  66
  67         vcc18_lcd: vcc18-lcd {
  68                 compatible = "regulator-fixed";
  69                 enable-active-high;
  70                 gpio = <&gpio2 RK_PB5 GPIO_ACTIVE_HIGH>;
  71                 pinctrl-names = "default";
  72                 pinctrl-0 = <&avdd_1v8_disp_en>;
  73                 regulator-name = "vcc18_lcd";
  74                 regulator-always-on;
  75                 regulator-boot-on;
  76                 vin-supply = <&vcc18_wl>;
  77         };
  78
  79         backlight_regulator: backlight-regulator {
  80                 compatible = "regulator-fixed";
  81                 enable-active-high;
  82                 gpio = <&gpio2 RK_PB4 GPIO_ACTIVE_HIGH>;
  83                 pinctrl-names = "default";
  84                 pinctrl-0 = <&bl_pwr_en>;
  85                 regulator-name = "backlight_regulator";
  86                 vin-supply = <&vcc33_sys>;
  87                 startup-delay-us = <15000>;
  88         };
  89 };
  90
  91 &backlight {
  92         power-supply = <&backlight_regulator>;
  93 };
  94
  95 &panel {
  96         power-supply= <&panel_regulator>;
  97 };
  98
  99 &rk808 {
 100         pinctrl-names = "default";
 101         pinctrl-0 = <&pmic_int_l>;
 102
 103         regulators {
 104                 mic_vcc: LDO_REG2 {
 105                         regulator-name = "mic_vcc";
 106                         regulator-always-on;
 107                         regulator-boot-on;
 108                         regulator-min-microvolt = <1800000>;
 109                         regulator-max-microvolt = <1800000>;
 110                         regulator-state-mem {
 111                                 regulator-off-in-suspend;
 112                         };
 113                 };
 114         };
 115 };
 116
 117 &sdmmc {
 118         disable-wp;
 119         pinctrl-names = "default";
 120         pinctrl-0 = <&sdmmc_clk &sdmmc_cmd &sdmmc_cd_disabled &sdmmc_cd_gpio
 121                         &sdmmc_bus4>;
 122 };
 123
 124 &vcc_5v {
 125         enable-active-high;
 126         gpio = <&gpio7 RK_PC5 GPIO_ACTIVE_HIGH>;
 127         pinctrl-names = "default";
 128         pinctrl-0 = <&drv_5v>;
 129 };
 130
 131 &vcc50_hdmi {
 132         enable-active-high;
 133         gpio = <&gpio5 RK_PC3 GPIO_ACTIVE_HIGH>;
 134         pinctrl-names = "default";
 135         pinctrl-0 = <&vcc50_hdmi_en>;
 136 };
 137
 138 &pinctrl {
 139         backlight {
 140                 bl_pwr_en: bl_pwr_en {
 141                         rockchip,pins = <2 12 RK_FUNC_GPIO &pcfg_pull_none>;
 142                 };
 143         };
 144
 145         buck-5v {
 146                 drv_5v: drv-5v {
 147                         rockchip,pins = <7 21 RK_FUNC_GPIO &pcfg_pull_none>;
 148                 };
 149         };
 150
 151         hdmi {
 152                 vcc50_hdmi_en: vcc50-hdmi-en {
 153                         rockchip,pins = <5 19 RK_FUNC_GPIO &pcfg_pull_none>;
 154                 };
 155         };
 156
 157         lcd {
 158                 lcd_enable_h: lcd-en {
 159                         rockchip,pins = <7 14 RK_FUNC_GPIO &pcfg_pull_none>;
 160                 };
 161
 162                 avdd_1v8_disp_en: avdd-1v8-disp-en {
 163                         rockchip,pins = <2 13 RK_FUNC_GPIO &pcfg_pull_none>;
 164                 };
 165         };
 166
 167         pmic {
 168                 dvs_1: dvs-1 {
 169                         rockchip,pins = <7 12 RK_FUNC_GPIO &pcfg_pull_down>;
 170                 };
 171
 172                 dvs_2: dvs-2 {
 173                         rockchip,pins = <7 15 RK_FUNC_GPIO &pcfg_pull_down>;
 174                 };
 175         };
 176 };
 177
 178 &i2c4 {
 179         status = "okay";
 180
 181         /*
 182          * Trackpad pin control is shared between Elan and Synaptics devices
 183          * so we have to pull it up to the bus level.
 184          */
 185         pinctrl-names = "default";
 186         pinctrl-0 = <&i2c4_xfer &trackpad_int>;
 187
 188         trackpad@15 {
 189                 /*
 190                  * Remove the inherited pinctrl settings to avoid clashing
 191                  * with bus-wide ones.
 192                  */
 193                 /delete-property/pinctrl-names;
 194                 /delete-property/pinctrl-0;
 195         };
 196
 197         trackpad@2c {
 198                 compatible = "hid-over-i2c";
 199                 interrupt-parent = <&gpio7>;
 200                 interrupts = <RK_PA3 IRQ_TYPE_EDGE_FALLING>;
 201                 reg = <0x2c>;
 202                 hid-descr-addr = <0x0020>;
 203                 vcc-supply = <&vcc33_io>;
 204                 wakeup-source;
 205         };
 206 };