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

   1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
   2 /*
   3  * Google Veyron Minnie Rev 0+ board device tree source
   4  *
   5  * Copyright 2015 Google, Inc
   6  */
   7
   8 /dts-v1/;
   9 #include "rk3288-veyron-chromebook.dtsi"
  10
  11 / {
  12         model = "Google Minnie";
  13         compatible = "google,veyron-minnie-rev4", "google,veyron-minnie-rev3",
  14                      "google,veyron-minnie-rev2", "google,veyron-minnie-rev1",
  15                      "google,veyron-minnie-rev0", "google,veyron-minnie",
  16                      "google,veyron", "rockchip,rk3288";
  17
  18         backlight_regulator: backlight-regulator {
  19                 compatible = "regulator-fixed";
  20                 enable-active-high;
  21                 gpio = <&gpio2 RK_PB4 GPIO_ACTIVE_HIGH>;
  22                 pinctrl-names = "default";
  23                 pinctrl-0 = <&bl_pwr_en>;
  24                 regulator-name = "backlight_regulator";
  25                 vin-supply = <&vcc33_sys>;
  26                 startup-delay-us = <15000>;
  27         };
  28
  29         panel_regulator: panel-regulator {
  30                 compatible = "regulator-fixed";
  31                 enable-active-high;
  32                 gpio = <&gpio7 RK_PB6 GPIO_ACTIVE_HIGH>;
  33                 pinctrl-names = "default";
  34                 pinctrl-0 = <&lcd_enable_h>;
  35                 regulator-name = "panel_regulator";
  36                 startup-delay-us = <100000>;
  37                 vin-supply = <&vcc33_sys>;
  38         };
  39
  40         vcc18_lcd: vcc18-lcd {
  41                 compatible = "regulator-fixed";
  42                 enable-active-high;
  43                 gpio = <&gpio2 RK_PB5 GPIO_ACTIVE_HIGH>;
  44                 pinctrl-names = "default";
  45                 pinctrl-0 = <&avdd_1v8_disp_en>;
  46                 regulator-name = "vcc18_lcd";
  47                 regulator-always-on;
  48                 regulator-boot-on;
  49                 vin-supply = <&vcc18_wl>;
  50         };
  51 };
  52
  53 &backlight {
  54         /* Minnie panel PWM must be >= 1%, so start non-zero brightness at 3 */
  55         brightness-levels = <
  56                           0   3   4   5   6   7
  57                           8   9  10  11  12  13  14  15
  58                          16  17  18  19  20  21  22  23
  59                          24  25  26  27  28  29  30  31
  60                          32  33  34  35  36  37  38  39
  61                          40  41  42  43  44  45  46  47
  62                          48  49  50  51  52  53  54  55
  63                          56  57  58  59  60  61  62  63
  64                          64  65  66  67  68  69  70  71
  65                          72  73  74  75  76  77  78  79
  66                          80  81  82  83  84  85  86  87
  67                          88  89  90  91  92  93  94  95
  68                          96  97  98  99 100 101 102 103
  69                         104 105 106 107 108 109 110 111
  70                         112 113 114 115 116 117 118 119
  71                         120 121 122 123 124 125 126 127
  72                         128 129 130 131 132 133 134 135
  73                         136 137 138 139 140 141 142 143
  74                         144 145 146 147 148 149 150 151
  75                         152 153 154 155 156 157 158 159
  76                         160 161 162 163 164 165 166 167
  77                         168 169 170 171 172 173 174 175
  78                         176 177 178 179 180 181 182 183
  79                         184 185 186 187 188 189 190 191
  80                         192 193 194 195 196 197 198 199
  81                         200 201 202 203 204 205 206 207
  82                         208 209 210 211 212 213 214 215
  83                         216 217 218 219 220 221 222 223
  84                         224 225 226 227 228 229 230 231
  85                         232 233 234 235 236 237 238 239
  86                         240 241 242 243 244 245 246 247
  87                         248 249 250 251 252 253 254 255>;
  88         power-supply = <&backlight_regulator>;
  89         post-pwm-on-delay-ms = <200>;
  90         pwm-off-delay-ms = <200>;
  91 };
  92
  93 &emmc {
  94         /delete-property/mmc-hs200-1_8v;
  95 };
  96
  97 &gpio_keys {
  98         pinctrl-0 = <&pwr_key_l &ap_lid_int_l &volum_down_l &volum_up_l>;
  99
 100         volum_down {
 101                 label = "Volum_down";
 102                 gpios = <&gpio5 RK_PB3 GPIO_ACTIVE_LOW>;
 103                 linux,code = <KEY_VOLUMEDOWN>;
 104                 debounce-interval = <100>;
 105         };
 106
 107         volum_up {
 108                 label = "Volum_up";
 109                 gpios = <&gpio5 RK_PB2 GPIO_ACTIVE_LOW>;
 110                 linux,code = <KEY_VOLUMEUP>;
 111                 debounce-interval = <100>;
 112         };
 113 };
 114
 115 &i2c_tunnel {
 116         battery: bq27500@55 {
 117                 compatible = "ti,bq27500";
 118                 reg = <0x55>;
 119         };
 120 };
 121
 122 &i2c3 {
 123         status = "okay";
 124
 125         clock-frequency = <400000>;
 126         i2c-scl-falling-time-ns = <50>;
 127         i2c-scl-rising-time-ns = <300>;
 128
 129         touchscreen@10 {
 130                 compatible = "elan,ekth3500";
 131                 reg = <0x10>;
 132                 interrupt-parent = <&gpio2>;
 133                 interrupts = <RK_PB6 IRQ_TYPE_EDGE_FALLING>;
 134                 pinctrl-names = "default";
 135                 pinctrl-0 = <&touch_int &touch_rst>;
 136                 reset-gpios = <&gpio2 RK_PB7 GPIO_ACTIVE_LOW>;
 137                 vcc33-supply = <&vcc33_touch>;
 138                 vccio-supply = <&vcc33_touch>;
 139         };
 140 };
 141
 142 &panel {
 143         compatible = "auo,b101ean01", "simple-panel";
 144         power-supply= <&panel_regulator>;
 145 };
 146
 147 &rk808 {
 148         pinctrl-names = "default";
 149         pinctrl-0 = <&pmic_int_l &dvs_1 &dvs_2>;
 150
 151         regulators {
 152                 vcc33_touch: LDO_REG2 {
 153                         regulator-min-microvolt = <3300000>;
 154                         regulator-max-microvolt = <3300000>;
 155                         regulator-name = "vcc33_touch";
 156                         regulator-state-mem {
 157                                 regulator-off-in-suspend;
 158                         };
 159                 };
 160
 161                 vcc5v_touch: SWITCH_REG2 {
 162                         regulator-name = "vcc5v_touch";
 163                         regulator-state-mem {
 164                                 regulator-off-in-suspend;
 165                         };
 166                 };
 167         };
 168 };
 169
 170 &sdmmc {
 171         disable-wp;
 172         pinctrl-names = "default";
 173         pinctrl-0 = <&sdmmc_clk &sdmmc_cmd &sdmmc_cd_disabled &sdmmc_cd_gpio
 174                         &sdmmc_bus4>;
 175 };
 176
 177 &vcc_5v {
 178         enable-active-high;
 179         gpio = <&gpio7 RK_PC5 GPIO_ACTIVE_HIGH>;
 180         pinctrl-names = "default";
 181         pinctrl-0 = <&drv_5v>;
 182 };
 183
 184 &vcc50_hdmi {
 185         enable-active-high;
 186         gpio = <&gpio5 RK_PC3 GPIO_ACTIVE_HIGH>;
 187         pinctrl-names = "default";
 188         pinctrl-0 = <&vcc50_hdmi_en>;
 189 };
 190
 191 &pinctrl {
 192         backlight {
 193                 bl_pwr_en: bl_pwr_en {
 194                         rockchip,pins = <2 12 RK_FUNC_GPIO &pcfg_pull_none>;
 195                 };
 196         };
 197
 198         buck-5v {
 199                 drv_5v: drv-5v {
 200                         rockchip,pins = <7 21 RK_FUNC_GPIO &pcfg_pull_none>;
 201                 };
 202         };
 203
 204         buttons {
 205                 volum_down_l: volum-down-l {
 206                         rockchip,pins = <5 11 RK_FUNC_GPIO &pcfg_pull_up>;
 207                 };
 208
 209                 volum_up_l: volum-up-l {
 210                         rockchip,pins = <5 10 RK_FUNC_GPIO &pcfg_pull_up>;
 211                 };
 212         };
 213
 214         hdmi {
 215                 vcc50_hdmi_en: vcc50-hdmi-en {
 216                         rockchip,pins = <5 19 RK_FUNC_GPIO &pcfg_pull_none>;
 217                 };
 218         };
 219
 220         lcd {
 221                 lcd_enable_h: lcd-en {
 222                         rockchip,pins = <7 14 RK_FUNC_GPIO &pcfg_pull_none>;
 223                 };
 224
 225                 avdd_1v8_disp_en: avdd-1v8-disp-en {
 226                         rockchip,pins = <2 13 RK_FUNC_GPIO &pcfg_pull_none>;
 227                 };
 228         };
 229
 230         pmic {
 231                 dvs_1: dvs-1 {
 232                         rockchip,pins = <7 12 RK_FUNC_GPIO &pcfg_pull_down>;
 233                 };
 234
 235                 dvs_2: dvs-2 {
 236                         rockchip,pins = <7 15 RK_FUNC_GPIO &pcfg_pull_down>;
 237                 };
 238         };
 239
 240         prochot {
 241                 gpio_prochot: gpio-prochot {
 242                         rockchip,pins = <2 8 RK_FUNC_GPIO &pcfg_pull_none>;
 243                 };
 244         };
 245
 246         touchscreen {
 247                 touch_int: touch-int {
 248                         rockchip,pins = <2 14 RK_FUNC_GPIO &pcfg_pull_none>;
 249                 };
 250
 251                 touch_rst: touch-rst {
 252                         rockchip,pins = <2 15 RK_FUNC_GPIO &pcfg_pull_none>;
 253                 };
 254         };
 255 };