arch/arm/boot/dts/rk3288-veyron-edp.dtsi

   1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
   2 /*
   3  * Google Veyron (and derivatives) fragment for the edp displays
   4  *
   5  * Copyright 2019 Google LLC
   6  */
   7
   8 / {
   9         backlight_regulator: backlight-regulator {
  10                 compatible = "regulator-fixed";
  11                 enable-active-high;
  12                 gpio = <&gpio2 RK_PB4 GPIO_ACTIVE_HIGH>;
  13                 pinctrl-names = "default";
  14                 pinctrl-0 = <&bl_pwr_en>;
  15                 regulator-name = "backlight_regulator";
  16                 vin-supply = <&vcc33_sys>;
  17                 startup-delay-us = <15000>;
  18         };
  19
  20         panel_regulator: panel-regulator {
  21                 compatible = "regulator-fixed";
  22                 enable-active-high;
  23                 gpio = <&gpio7 RK_PB6 GPIO_ACTIVE_HIGH>;
  24                 pinctrl-names = "default";
  25                 pinctrl-0 = <&lcd_enable_h>;
  26                 regulator-name = "panel_regulator";
  27                 vin-supply = <&vcc33_sys>;
  28         };
  29
  30         vcc18_lcd: vcc18-lcd {
  31                 compatible = "regulator-fixed";
  32                 enable-active-high;
  33                 gpio = <&gpio2 RK_PB5 GPIO_ACTIVE_HIGH>;
  34                 pinctrl-names = "default";
  35                 pinctrl-0 = <&avdd_1v8_disp_en>;
  36                 regulator-name = "vcc18_lcd";
  37                 regulator-always-on;
  38                 regulator-boot-on;
  39                 vin-supply = <&vcc18_wl>;
  40         };
  41
  42         backlight: backlight {
  43                 compatible = "pwm-backlight";
  44                 brightness-levels = <0 255>;
  45                 num-interpolated-steps = <255>;
  46                 default-brightness-level = <128>;
  47                 enable-gpios = <&gpio7 RK_PA2 GPIO_ACTIVE_HIGH>;
  48                 pinctrl-names = "default";
  49                 pinctrl-0 = <&bl_en>;
  50                 pwms = <&pwm0 0 1000000 0>;
  51                 post-pwm-on-delay-ms = <10>;
  52                 pwm-off-delay-ms = <10>;
  53                 power-supply = <&backlight_regulator>;
  54         };
  55
  56         panel: panel {
  57                 compatible = "innolux,n116bge", "simple-panel";
  58                 status = "okay";
  59                 power-supply = <&panel_regulator>;
  60                 backlight = <&backlight>;
  61
  62                 panel-timing {
  63                         clock-frequency = <74250000>;
  64                         hactive = <1366>;
  65                         hfront-porch = <136>;
  66                         hback-porch = <60>;
  67                         hsync-len = <30>;
  68                         hsync-active = <0>;
  69                         vactive = <768>;
  70                         vfront-porch = <8>;
  71                         vback-porch = <12>;
  72                         vsync-len = <12>;
  73                         vsync-active = <0>;
  74                 };
  75
  76                 ports {
  77                         panel_in: port {
  78                                 panel_in_edp: endpoint {
  79                                         remote-endpoint = <&edp_out_panel>;
  80                                 };
  81                         };
  82                 };
  83         };
  84 };
  85
  86 &edp {
  87         status = "okay";
  88
  89         pinctrl-names = "default";
  90         pinctrl-0 = <&edp_hpd>;
  91
  92         ports {
  93                 edp_out: port@1 {
  94                         reg = <1>;
  95                         #address-cells = <1>;
  96                         #size-cells = <0>;
  97                         edp_out_panel: endpoint@0 {
  98                                 reg = <0>;
  99                                 remote-endpoint = <&panel_in_edp>;
 100                         };
 101                 };
 102         };
 103 };
 104
 105 &edp_phy {
 106         status = "okay";
 107 };
 108
 109 &pwm0 {
 110         status = "okay";
 111 };
 112
 113 &vopl {
 114         status = "okay";
 115 };
 116
 117 &vopl_mmu {
 118         status = "okay";
 119 };
 120
 121 &pinctrl {
 122         backlight {
 123                 bl_pwr_en: bl_pwr_en {
 124                         rockchip,pins = <2 RK_PB4 RK_FUNC_GPIO &pcfg_pull_none>;
 125                 };
 126
 127                 bl_en: bl-en {
 128                         rockchip,pins = <7 RK_PA2 RK_FUNC_GPIO &pcfg_pull_none>;
 129                 };
 130         };
 131
 132         lcd {
 133                 lcd_enable_h: lcd-en {
 134                         rockchip,pins = <7 RK_PB6 RK_FUNC_GPIO &pcfg_pull_none>;
 135                 };
 136
 137                 avdd_1v8_disp_en: avdd-1v8-disp-en {
 138                         rockchip,pins = <2 RK_PB5 RK_FUNC_GPIO &pcfg_pull_none>;
 139                 };
 140         };
 141 };