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 &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 RK_PB3 GPIO_ACTIVE_LOW>;
  99                 linux,code = <KEY_VOLUMEDOWN>;
 100                 debounce-interval = <100>;
 101         };
 102
 103         volum_up {
 104                 label = "Volum_up";
 105                 gpios = <&gpio5 RK_PB2 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 = <RK_PB6 IRQ_TYPE_EDGE_FALLING>;
 130                 pinctrl-names = "default";
 131                 pinctrl-0 = <&touch_int &touch_rst>;
 132                 reset-gpios = <&gpio2 RK_PB7 GPIO_ACTIVE_LOW>;
 133                 vcc33-supply = <&vcc33_touch>;
 134                 vccio-supply = <&vcc33_touch>;
 135         };
 136 };
 137
 138 &panel {
 139         compatible = "auo,b101ean01", "simple-panel";
 140         power-supply= <&panel_regulator>;
 141 };
 142
 143 &rk808 {
 144         pinctrl-names = "default";
 145         pinctrl-0 = <&pmic_int_l &dvs_1 &dvs_2>;
 146
 147         regulators {
 148                 vcc33_touch: LDO_REG2 {
 149                         regulator-min-microvolt = <3300000>;
 150                         regulator-max-microvolt = <3300000>;
 151                         regulator-name = "vcc33_touch";
 152                         regulator-state-mem {
 153                                 regulator-off-in-suspend;
 154                         };
 155                 };
 156
 157                 vcc5v_touch: SWITCH_REG2 {
 158                         regulator-name = "vcc5v_touch";
 159                         regulator-state-mem {
 160                                 regulator-off-in-suspend;
 161                         };
 162                 };
 163         };
 164 };
 165
 166 &sdmmc {
 167         disable-wp;
 168         pinctrl-names = "default";
 169         pinctrl-0 = <&sdmmc_clk &sdmmc_cmd &sdmmc_cd_disabled &sdmmc_cd_gpio
 170                         &sdmmc_bus4>;
 171 };
 172
 173 &vcc_5v {
 174         enable-active-high;
 175         gpio = <&gpio7 RK_PC5 GPIO_ACTIVE_HIGH>;
 176         pinctrl-names = "default";
 177         pinctrl-0 = <&drv_5v>;
 178 };
 179
 180 &vcc50_hdmi {
 181         enable-active-high;
 182         gpio = <&gpio5 RK_PC3 GPIO_ACTIVE_HIGH>;
 183         pinctrl-names = "default";
 184         pinctrl-0 = <&vcc50_hdmi_en>;
 185 };
 186
 187 &pinctrl {
 188         backlight {
 189                 bl_pwr_en: bl_pwr_en {
 190                         rockchip,pins = <2 12 RK_FUNC_GPIO &pcfg_pull_none>;
 191                 };
 192         };
 193
 194         buck-5v {
 195                 drv_5v: drv-5v {
 196                         rockchip,pins = <7 21 RK_FUNC_GPIO &pcfg_pull_none>;
 197                 };
 198         };
 199
 200         buttons {
 201                 volum_down_l: volum-down-l {
 202                         rockchip,pins = <5 11 RK_FUNC_GPIO &pcfg_pull_up>;
 203                 };
 204
 205                 volum_up_l: volum-up-l {
 206                         rockchip,pins = <5 10 RK_FUNC_GPIO &pcfg_pull_up>;
 207                 };
 208         };
 209
 210         hdmi {
 211                 vcc50_hdmi_en: vcc50-hdmi-en {
 212                         rockchip,pins = <5 19 RK_FUNC_GPIO &pcfg_pull_none>;
 213                 };
 214         };
 215
 216         lcd {
 217                 lcd_enable_h: lcd-en {
 218                         rockchip,pins = <7 14 RK_FUNC_GPIO &pcfg_pull_none>;
 219                 };
 220
 221                 avdd_1v8_disp_en: avdd-1v8-disp-en {
 222                         rockchip,pins = <2 13 RK_FUNC_GPIO &pcfg_pull_none>;
 223                 };
 224         };
 225
 226         pmic {
 227                 dvs_1: dvs-1 {
 228                         rockchip,pins = <7 12 RK_FUNC_GPIO &pcfg_pull_down>;
 229                 };
 230
 231                 dvs_2: dvs-2 {
 232                         rockchip,pins = <7 15 RK_FUNC_GPIO &pcfg_pull_down>;
 233                 };
 234         };
 235
 236         prochot {
 237                 gpio_prochot: gpio-prochot {
 238                         rockchip,pins = <2 8 RK_FUNC_GPIO &pcfg_pull_none>;
 239                 };
 240         };
 241
 242         touchscreen {
 243                 touch_int: touch-int {
 244                         rockchip,pins = <2 14 RK_FUNC_GPIO &pcfg_pull_none>;
 245                 };
 246
 247                 touch_rst: touch-rst {
 248                         rockchip,pins = <2 15 RK_FUNC_GPIO &pcfg_pull_none>;
 249                 };
 250         };
 251 };