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                 startup-delay-us = <100000>;
  74                 vin-supply = <&vcc33_sys>;
  75         };
  76
  77         vcc18_lcd: vcc18-lcd {
  78                 compatible = "regulator-fixed";
  79                 enable-active-high;
  80                 gpio = <&gpio2 13 GPIO_ACTIVE_HIGH>;
  81                 pinctrl-names = "default";
  82                 pinctrl-0 = <&avdd_1v8_disp_en>;
  83                 regulator-name = "vcc18_lcd";
  84                 regulator-always-on;
  85                 regulator-boot-on;
  86                 vin-supply = <&vcc18_wl>;
  87         };
  88 };
  89
  90 &backlight {
  91         /* Minnie panel PWM must be >= 1%, so start non-zero brightness at 3 */
  92         brightness-levels = <
  93                           0   3   4   5   6   7
  94                           8   9  10  11  12  13  14  15
  95                          16  17  18  19  20  21  22  23
  96                          24  25  26  27  28  29  30  31
  97                          32  33  34  35  36  37  38  39
  98                          40  41  42  43  44  45  46  47
  99                          48  49  50  51  52  53  54  55
 100                          56  57  58  59  60  61  62  63
 101                          64  65  66  67  68  69  70  71
 102                          72  73  74  75  76  77  78  79
 103                          80  81  82  83  84  85  86  87
 104                          88  89  90  91  92  93  94  95
 105                          96  97  98  99 100 101 102 103
 106                         104 105 106 107 108 109 110 111
 107                         112 113 114 115 116 117 118 119
 108                         120 121 122 123 124 125 126 127
 109                         128 129 130 131 132 133 134 135
 110                         136 137 138 139 140 141 142 143
 111                         144 145 146 147 148 149 150 151
 112                         152 153 154 155 156 157 158 159
 113                         160 161 162 163 164 165 166 167
 114                         168 169 170 171 172 173 174 175
 115                         176 177 178 179 180 181 182 183
 116                         184 185 186 187 188 189 190 191
 117                         192 193 194 195 196 197 198 199
 118                         200 201 202 203 204 205 206 207
 119                         208 209 210 211 212 213 214 215
 120                         216 217 218 219 220 221 222 223
 121                         224 225 226 227 228 229 230 231
 122                         232 233 234 235 236 237 238 239
 123                         240 241 242 243 244 245 246 247
 124                         248 249 250 251 252 253 254 255>;
 125         power-supply = <&backlight_regulator>;
 126 };
 127
 128 &emmc {
 129         /delete-property/mmc-hs200-1_8v;
 130 };
 131
 132 &gpio_keys {
 133         pinctrl-0 = <&pwr_key_l &ap_lid_int_l &volum_down_l &volum_up_l>;
 134
 135         volum_down {
 136                 label = "Volum_down";
 137                 gpios = <&gpio5 11 GPIO_ACTIVE_LOW>;
 138                 linux,code = <KEY_VOLUMEDOWN>;
 139                 debounce-interval = <100>;
 140         };
 141
 142         volum_up {
 143                 label = "Volum_up";
 144                 gpios = <&gpio5 10 GPIO_ACTIVE_LOW>;
 145                 linux,code = <KEY_VOLUMEUP>;
 146                 debounce-interval = <100>;
 147         };
 148 };
 149
 150 &i2c_tunnel {
 151         battery: bq27500@55 {
 152                 compatible = "ti,bq27500";
 153                 reg = <0x55>;
 154         };
 155 };
 156
 157 &i2c3 {
 158         status = "okay";
 159
 160         clock-frequency = <400000>;
 161         i2c-scl-falling-time-ns = <50>;
 162         i2c-scl-rising-time-ns = <300>;
 163
 164         touchscreen@10 {
 165                 compatible = "elan,ekth3500";
 166                 reg = <0x10>;
 167                 interrupt-parent = <&gpio2>;
 168                 interrupts = <14 IRQ_TYPE_EDGE_FALLING>;
 169                 pinctrl-names = "default";
 170                 pinctrl-0 = <&touch_int &touch_rst>;
 171                 reset-gpios = <&gpio2 15 GPIO_ACTIVE_LOW>;
 172                 vcc33-supply = <&vcc33_touch>;
 173                 vccio-supply = <&vcc33_touch>;
 174         };
 175 };
 176
 177 &panel {
 178         compatible = "auo,b101ean01", "simple-panel";
 179         power-supply= <&panel_regulator>;
 180 };
 181
 182 &rk808 {
 183         pinctrl-names = "default";
 184         pinctrl-0 = <&pmic_int_l &dvs_1 &dvs_2>;
 185
 186         regulators {
 187                 vcc33_touch: LDO_REG2 {
 188                         regulator-min-microvolt = <3300000>;
 189                         regulator-max-microvolt = <3300000>;
 190                         regulator-name = "vcc33_touch";
 191                         regulator-state-mem {
 192                                 regulator-off-in-suspend;
 193                         };
 194                 };
 195
 196                 vcc5v_touch: SWITCH_REG2 {
 197                         regulator-name = "vcc5v_touch";
 198                         regulator-state-mem {
 199                                 regulator-off-in-suspend;
 200                         };
 201                 };
 202         };
 203 };
 204
 205 &sdmmc {
 206         disable-wp;
 207         pinctrl-names = "default";
 208         pinctrl-0 = <&sdmmc_clk &sdmmc_cmd &sdmmc_cd_disabled &sdmmc_cd_gpio
 209                         &sdmmc_bus4>;
 210 };
 211
 212 &vcc_5v {
 213         enable-active-high;
 214         gpio = <&gpio7 21 GPIO_ACTIVE_HIGH>;
 215         pinctrl-names = "default";
 216         pinctrl-0 = <&drv_5v>;
 217 };
 218
 219 &vcc50_hdmi {
 220         enable-active-high;
 221         gpio = <&gpio5 19 GPIO_ACTIVE_HIGH>;
 222         pinctrl-names = "default";
 223         pinctrl-0 = <&vcc50_hdmi_en>;
 224 };
 225
 226 &pinctrl {
 227         backlight {
 228                 bl_pwr_en: bl_pwr_en {
 229                         rockchip,pins = <2 12 RK_FUNC_GPIO &pcfg_pull_none>;
 230                 };
 231         };
 232
 233         buck-5v {
 234                 drv_5v: drv-5v {
 235                         rockchip,pins = <7 21 RK_FUNC_GPIO &pcfg_pull_none>;
 236                 };
 237         };
 238
 239         buttons {
 240                 volum_down_l: volum-down-l {
 241                         rockchip,pins = <5 11 RK_FUNC_GPIO &pcfg_pull_up>;
 242                 };
 243
 244                 volum_up_l: volum-up-l {
 245                         rockchip,pins = <5 10 RK_FUNC_GPIO &pcfg_pull_up>;
 246                 };
 247         };
 248
 249         hdmi {
 250                 vcc50_hdmi_en: vcc50-hdmi-en {
 251                         rockchip,pins = <5 19 RK_FUNC_GPIO &pcfg_pull_none>;
 252                 };
 253         };
 254
 255         lcd {
 256                 lcd_enable_h: lcd-en {
 257                         rockchip,pins = <7 14 RK_FUNC_GPIO &pcfg_pull_none>;
 258                 };
 259
 260                 avdd_1v8_disp_en: avdd-1v8-disp-en {
 261                         rockchip,pins = <2 13 RK_FUNC_GPIO &pcfg_pull_none>;
 262                 };
 263         };
 264
 265         pmic {
 266                 dvs_1: dvs-1 {
 267                         rockchip,pins = <7 12 RK_FUNC_GPIO &pcfg_pull_down>;
 268                 };
 269
 270                 dvs_2: dvs-2 {
 271                         rockchip,pins = <7 15 RK_FUNC_GPIO &pcfg_pull_down>;
 272                 };
 273         };
 274
 275         prochot {
 276                 gpio_prochot: gpio-prochot {
 277                         rockchip,pins = <2 8 RK_FUNC_GPIO &pcfg_pull_none>;
 278                 };
 279         };
 280
 281         touchscreen {
 282                 touch_int: touch-int {
 283                         rockchip,pins = <2 14 RK_FUNC_GPIO &pcfg_pull_none>;
 284                 };
 285
 286                 touch_rst: touch-rst {
 287                         rockchip,pins = <2 15 RK_FUNC_GPIO &pcfg_pull_none>;
 288                 };
 289         };
 290 };