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

   1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
   2 /*
   3  * Google Veyron Tiger Rev 0+ board device tree source
   4  *
   5  * Copyright 2016 Google, Inc
   6  */
   7
   8 /dts-v1/;
   9 #include "rk3288-veyron-fievel.dts"
  10 #include "rk3288-veyron-edp.dtsi"
  11
  12 / {
  13         model = "Google Tiger";
  14         compatible = "google,veyron-tiger-rev8", "google,veyron-tiger-rev7",
  15                      "google,veyron-tiger-rev6", "google,veyron-tiger-rev5",
  16                      "google,veyron-tiger-rev4", "google,veyron-tiger-rev3",
  17                      "google,veyron-tiger-rev2", "google,veyron-tiger-rev1",
  18                      "google,veyron-tiger-rev0", "google,veyron-tiger",
  19                      "google,veyron", "rockchip,rk3288";
  20
  21         /delete-node/ vcc18-lcd;
  22 };
  23
  24 &backlight {
  25         /* Tiger panel PWM must be >= 1%, so start non-zero brightness at 3 */
  26         brightness-levels = <3 255>;
  27         num-interpolated-steps = <252>;
  28 };
  29
  30 &backlight_regulator {
  31         vin-supply = <&vccsys>;
  32 };
  33
  34 &i2c3 {
  35         status = "okay";
  36
  37         clock-frequency = <400000>;
  38         i2c-scl-falling-time-ns = <50>;
  39         i2c-scl-rising-time-ns = <300>;
  40
  41         touchscreen@10 {
  42                 compatible = "elan,ekth3500";
  43                 reg = <0x10>;
  44                 interrupt-parent = <&gpio2>;
  45                 interrupts = <RK_PB6 IRQ_TYPE_EDGE_FALLING>;
  46                 pinctrl-names = "default";
  47                 pinctrl-0 = <&touch_int &touch_rst>;
  48                 reset-gpios = <&gpio2 RK_PB7 GPIO_ACTIVE_LOW>;
  49                 vcc33-supply = <&vcc33_io>;
  50                 vccio-supply = <&vcc33_io>;
  51                 wakeup-source;
  52         };
  53 };
  54
  55 &panel {
  56         compatible = "auo,b101ean01";
  57
  58         /delete-node/ panel-timing;
  59
  60         panel-timing {
  61                 clock-frequency = <66666667>;
  62                 hactive = <1280>;
  63                 hfront-porch = <18>;
  64                 hback-porch = <21>;
  65                 hsync-len = <32>;
  66                 vactive = <800>;
  67                 vfront-porch = <4>;
  68                 vback-porch = <8>;
  69                 vsync-len = <18>;
  70         };
  71 };
  72
  73 &pinctrl {
  74         lcd {
  75                 /delete-node/ avdd-1v8-disp-en;
  76         };
  77
  78         touchscreen {
  79                 touch_int: touch-int {
  80                         rockchip,pins = <2 RK_PB6 RK_FUNC_GPIO &pcfg_pull_none>;
  81                 };
  82
  83                 touch_rst: touch-rst {
  84                         rockchip,pins = <2 RK_PB7 RK_FUNC_GPIO &pcfg_pull_none>;
  85                 };
  86         };
  87 };