sys/gnu/dts/arm/rk3288-veyron-pinky.dts

   1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
   2 /*
   3  * Google Veyron Pinky Rev 2 board device tree source
   4  *
   5  * Copyright 2015 Google, Inc
   6  */
   7
   8 /dts-v1/;
   9 #include "rk3288-veyron-chromebook.dtsi"
  10 #include "cros-ec-sbs.dtsi"
  11
  12 / {
  13         model = "Google Pinky";
  14         compatible = "google,veyron-pinky-rev2", "google,veyron-pinky",
  15                      "google,veyron", "rockchip,rk3288";
  16
  17         /delete-node/backlight-regulator;
  18         /delete-node/panel-regulator;
  19         /delete-node/emmc-pwrseq;
  20         /delete-node/vcc18-lcd;
  21 };
  22
  23 &backlight {
  24         /delete-property/power-supply;
  25 };
  26
  27 &emmc {
  28         /*
  29          * Use a pullup instead of a drive since the output is 3.3V and
  30          * really should be 1.8V (oops).  The external pulldown will help
  31          * bring the voltage down if we only drive with a pullup here.
  32          * Therefore disable the powerseq (and actual reset) for pinky.
  33          */
  34         /delete-property/mmc-pwrseq;
  35         pinctrl-0 = <&emmc_clk &emmc_cmd &emmc_bus8 &emmc_reset>;
  36 };
  37
  38 &edp {
  39         /delete-property/pinctrl-names;
  40         /delete-property/pinctrl-0;
  41
  42         force-hpd;
  43 };
  44
  45 &lid_switch {
  46         pinctrl-0 = <&pwr_key_h &ap_lid_int_l>;
  47
  48         power {
  49                 gpios = <&gpio0 RK_PA5 GPIO_ACTIVE_HIGH>;
  50         };
  51 };
  52
  53 /* Touchpad connector */
  54 &i2c3 {
  55         status = "okay";
  56
  57         clock-frequency = <400000>;
  58         i2c-scl-falling-time-ns = <50>;
  59         i2c-scl-rising-time-ns = <300>;
  60 };
  61
  62 &panel {
  63         power-supply = <&vcc33_lcd>;
  64 };
  65
  66 &pinctrl {
  67         /delete-node/ lcd;
  68
  69         backlight {
  70                 /delete-node/ bl_pwr_en;
  71         };
  72
  73         buttons {
  74                 pwr_key_h: pwr-key-h {
  75                         rockchip,pins = <0 RK_PA5 RK_FUNC_GPIO &pcfg_pull_none>;
  76                 };
  77         };
  78
  79         emmc {
  80                 emmc_reset: emmc-reset {
  81                         rockchip,pins = <7 RK_PB4 RK_FUNC_GPIO &pcfg_pull_up>;
  82                 };
  83         };
  84
  85         sdmmc {
  86                 sdmmc_wp_gpio: sdmmc-wp-gpio {
  87                         rockchip,pins = <7 RK_PB2 RK_FUNC_GPIO &pcfg_pull_up>;
  88                 };
  89         };
  90 };
  91
  92 &rk808 {
  93         regulators {
  94                 vcc18_lcd: SWITCH_REG2 {
  95                         regulator-always-on;
  96                         regulator-boot-on;
  97                         regulator-name = "vcc18_lcd";
  98                         regulator-state-mem {
  99                                 regulator-off-in-suspend;
 100                         };
 101                 };
 102         };
 103 };
 104
 105 &sdmmc {
 106         pinctrl-names = "default";
 107         pinctrl-0 = <&sdmmc_clk &sdmmc_cmd &sdmmc_cd_disabled &sdmmc_cd_gpio
 108                      &sdmmc_wp_gpio &sdmmc_bus4>;
 109         wp-gpios = <&gpio7 RK_PB2 GPIO_ACTIVE_HIGH>;
 110 };
 111
 112 &tsadc {
 113         /* Some connection is flaky making the tsadc hang the system */
 114         status = "disabled";
 115 };