arch/arm/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 &dmc {
 129         rockchip,pctl-timing = <0x215 0xc8 0x0 0x35 0x26 0x2 0x70 0x2000d
 130                 0x6 0x0 0x8 0x4 0x17 0x24 0xd 0x6
 131                 0x4 0x8 0x4 0x76 0x4 0x0 0x30 0x0
 132                 0x1 0x2 0x2 0x4 0x0 0x0 0xc0 0x4
 133                 0x8 0x1f4>;
 134         rockchip,phy-timing = <0x48d7dd93 0x187008d8 0x121076
 135                 0x0 0xc3 0x6 0x1>;
 136         rockchip,sdram-params = <0x20d266a4 0x5b6 6 533000000 6 13 0>;
 137 };
 138
 139 &emmc {
 140         /delete-property/mmc-hs200-1_8v;
 141 };
 142
 143 &gpio_keys {
 144         pinctrl-0 = <&pwr_key_h &ap_lid_int_l &volum_down_l &volum_up_l>;
 145
 146         volum_down {
 147                 label = "Volum_down";
 148                 gpios = <&gpio5 11 GPIO_ACTIVE_LOW>;
 149                 linux,code = <KEY_VOLUMEDOWN>;
 150                 debounce-interval = <100>;
 151         };
 152
 153         volum_up {
 154                 label = "Volum_up";
 155                 gpios = <&gpio5 10 GPIO_ACTIVE_LOW>;
 156                 linux,code = <KEY_VOLUMEUP>;
 157                 debounce-interval = <100>;
 158         };
 159 };
 160
 161 &i2c_tunnel {
 162         battery: bq27500@55 {
 163                 compatible = "ti,bq27500";
 164                 reg = <0x55>;
 165         };
 166 };
 167
 168 &i2c3 {
 169         status = "okay";
 170
 171         clock-frequency = <400000>;
 172         i2c-scl-falling-time-ns = <50>;
 173         i2c-scl-rising-time-ns = <300>;
 174
 175         touchscreen@10 {
 176                 compatible = "elan,ekth3500";
 177                 reg = <0x10>;
 178                 interrupt-parent = <&gpio2>;
 179                 interrupts = <14 IRQ_TYPE_EDGE_FALLING>;
 180                 pinctrl-names = "default";
 181                 pinctrl-0 = <&touch_int &touch_rst>;
 182                 reset-gpios = <&gpio2 15 GPIO_ACTIVE_LOW>;
 183                 vcc33-supply = <&vcc33_touch>;
 184                 vccio-supply = <&vcc33_touch>;
 185         };
 186 };
 187
 188 &panel {
 189         compatible = "auo,b101ean01", "simple-panel";
 190         power-supply= <&panel_regulator>;
 191 };
 192
 193 &rk808 {
 194         pinctrl-names = "default";
 195         pinctrl-0 = <&pmic_int_l &dvs_1 &dvs_2>;
 196
 197         regulators {
 198                 vcc33_touch: LDO_REG2 {
 199                         regulator-min-microvolt = <3300000>;
 200                         regulator-max-microvolt = <3300000>;
 201                         regulator-name = "vcc33_touch";
 202                         regulator-state-mem {
 203                                 regulator-off-in-suspend;
 204                         };
 205                 };
 206
 207                 vcc5v_touch: SWITCH_REG2 {
 208                         regulator-name = "vcc5v_touch";
 209                         regulator-state-mem {
 210                                 regulator-off-in-suspend;
 211                         };
 212                 };
 213         };
 214 };
 215
 216 &sdmmc {
 217         disable-wp;
 218         pinctrl-names = "default";
 219         pinctrl-0 = <&sdmmc_clk &sdmmc_cmd &sdmmc_cd_disabled &sdmmc_cd_gpio
 220                         &sdmmc_bus4>;
 221 };
 222
 223 &vcc_5v {
 224         enable-active-high;
 225         gpio = <&gpio7 21 GPIO_ACTIVE_HIGH>;
 226         pinctrl-names = "default";
 227         pinctrl-0 = <&drv_5v>;
 228 };
 229
 230 &vcc50_hdmi {
 231         enable-active-high;
 232         gpio = <&gpio5 19 GPIO_ACTIVE_HIGH>;
 233         pinctrl-names = "default";
 234         pinctrl-0 = <&vcc50_hdmi_en>;
 235 };
 236
 237 &pinctrl {
 238         backlight {
 239                 bl_pwr_en: bl_pwr_en {
 240                         rockchip,pins = <2 12 RK_FUNC_GPIO &pcfg_pull_none>;
 241                 };
 242         };
 243
 244         buck-5v {
 245                 drv_5v: drv-5v {
 246                         rockchip,pins = <7 21 RK_FUNC_GPIO &pcfg_pull_none>;
 247                 };
 248         };
 249
 250         buttons {
 251                 volum_down_l: volum-down-l {
 252                         rockchip,pins = <5 11 RK_FUNC_GPIO &pcfg_pull_up>;
 253                 };
 254
 255                 volum_up_l: volum-up-l {
 256                         rockchip,pins = <5 10 RK_FUNC_GPIO &pcfg_pull_up>;
 257                 };
 258         };
 259
 260         hdmi {
 261                 vcc50_hdmi_en: vcc50-hdmi-en {
 262                         rockchip,pins = <5 19 RK_FUNC_GPIO &pcfg_pull_none>;
 263                 };
 264         };
 265
 266         lcd {
 267                 lcd_enable_h: lcd-en {
 268                         rockchip,pins = <7 14 RK_FUNC_GPIO &pcfg_pull_none>;
 269                 };
 270
 271                 avdd_1v8_disp_en: avdd-1v8-disp-en {
 272                         rockchip,pins = <2 13 RK_FUNC_GPIO &pcfg_pull_none>;
 273                 };
 274         };
 275
 276         pmic {
 277                 dvs_1: dvs-1 {
 278                         rockchip,pins = <7 12 RK_FUNC_GPIO &pcfg_pull_down>;
 279                 };
 280
 281                 dvs_2: dvs-2 {
 282                         rockchip,pins = <7 15 RK_FUNC_GPIO &pcfg_pull_down>;
 283                 };
 284         };
 285
 286         prochot {
 287                 gpio_prochot: gpio-prochot {
 288                         rockchip,pins = <2 8 RK_FUNC_GPIO &pcfg_pull_none>;
 289                 };
 290         };
 291
 292         touchscreen {
 293                 touch_int: touch-int {
 294                         rockchip,pins = <2 14 RK_FUNC_GPIO &pcfg_pull_none>;
 295                 };
 296
 297                 touch_rst: touch-rst {
 298                         rockchip,pins = <2 15 RK_FUNC_GPIO &pcfg_pull_none>;
 299                 };
 300         };
 301 };