arch/arm/dts/rk3399-evb.dts

   1 /*
   2  * (C) Copyright 2016 Rockchip Electronics Co., Ltd
   3  *
   4  * SPDX-License-Identifier:     GPL-2.0+
   5  */
   6
   7 /dts-v1/;
   8 #include <dt-bindings/pwm/pwm.h>
   9 #include "rk3399.dtsi"
  10 #include "rk3399-sdram-lpddr3-4GB-1600.dtsi"
  11
  12 / {
  13         model = "Rockchip RK3399 Evaluation Board";
  14         compatible = "rockchip,rk3399-evb", "rockchip,rk3399",
  15                      "google,rk3399evb-rev2";
  16
  17         chosen {
  18                 stdout-path = &uart2;
  19         };
  20
  21         vdd_center: vdd-center {
  22                 compatible = "pwm-regulator";
  23                 pwms = <&pwm3 0 25000 0>;
  24                 regulator-name = "vdd_center";
  25                 regulator-min-microvolt = <800000>;
  26                 regulator-max-microvolt = <1400000>;
  27                 regulator-init-microvolt = <950000>;
  28                 regulator-always-on;
  29                 regulator-boot-on;
  30                 status = "okay";
  31         };
  32
  33         vccsys: vccsys {
  34                 compatible = "regulator-fixed";
  35                 regulator-name = "vccsys";
  36                 regulator-boot-on;
  37                 regulator-always-on;
  38         };
  39
  40         vcc3v3_sys: vcc3v3-sys {
  41                 compatible = "regulator-fixed";
  42                 regulator-name = "vcc3v3_sys";
  43                 regulator-always-on;
  44                 regulator-boot-on;
  45                 regulator-min-microvolt = <3300000>;
  46                 regulator-max-microvolt = <3300000>;
  47         };
  48
  49         vcc_phy: vcc-phy-regulator {
  50                 compatible = "regulator-fixed";
  51                 regulator-name = "vcc_phy";
  52                 regulator-always-on;
  53                 regulator-boot-on;
  54         };
  55
  56         vcc5v0_host: vcc5v0-host-en {
  57                 compatible = "regulator-fixed";
  58                 regulator-name = "vcc5v0_host";
  59                 gpio = <&gpio4 25 GPIO_ACTIVE_HIGH>;
  60         };
  61
  62 };
  63
  64 &emmc_phy {
  65         status = "okay";
  66 };
  67
  68 &pwm0 {
  69         status = "okay";
  70 };
  71
  72 &pwm2 {
  73         status = "okay";
  74 };
  75
  76 &pwm3 {
  77         status = "okay";
  78 };
  79
  80 &sdmmc {
  81         bus-width = <4>;
  82         status = "okay";
  83 };
  84
  85 &sdhci {
  86         bus-width = <8>;
  87         mmc-hs400-1_8v;
  88         mmc-hs400-enhanced-strobe;
  89         non-removable;
  90         status = "okay";
  91 };
  92
  93 &uart2 {
  94         status = "okay";
  95 };
  96
  97 &usb_host0_ehci {
  98         status = "okay";
  99 };
 100
 101 &usb_host0_ohci {
 102         status = "okay";
 103 };
 104
 105 &dwc3_typec0 {
 106         rockchip,vbus-gpio = <&gpio1 3 GPIO_ACTIVE_HIGH>;
 107         status = "okay";
 108 };
 109
 110 &usb_host1_ehci {
 111         status = "okay";
 112 };
 113
 114 &usb_host1_ohci {
 115         status = "okay";
 116 };
 117
 118 &dwc3_typec1 {
 119         rockchip,vbus-gpio = <&gpio1 4 GPIO_ACTIVE_HIGH>;
 120         status = "okay";
 121 };
 122
 123 &i2c0 {
 124         status = "okay";
 125         clock-frequency = <400000>;
 126         i2c-scl-falling-time-ns = <50>;
 127         i2c-scl-rising-time-ns = <100>;
 128         u-boot,dm-pre-reloc;
 129
 130         rk808: pmic@1b {
 131                 compatible = "rockchip,rk808";
 132                 clock-output-names = "xin32k", "wifibt_32kin";
 133                 interrupt-parent = <&gpio0>;
 134                 interrupts = <4 IRQ_TYPE_LEVEL_LOW>;
 135                 pinctrl-names = "default";
 136                 pinctrl-0 = <&pmic_int_l>;
 137                 reg = <0x1b>;
 138                 rockchip,system-power-controller;
 139                 #clock-cells = <1>;
 140                 u-boot,dm-pre-reloc;
 141                 status = "okay";
 142
 143                 vcc12-supply = <&vcc3v3_sys>;
 144                 regulators {
 145                         vcc33_lcd: SWITCH_REG2 {
 146                                 regulator-always-on;
 147                                 regulator-boot-on;
 148                                 regulator-name = "vcc33_lcd";
 149                         };
 150                 };
 151         };
 152 };
 153
 154 &pinctrl {
 155         pmic {
 156                 pmic_int_l: pmic-int-l {
 157                         rockchip,pins =
 158                                 <1 21 RK_FUNC_GPIO &pcfg_pull_up>;
 159                 };
 160
 161                 pmic_dvs2: pmic-dvs2 {
 162                         rockchip,pins =
 163                                 <1 18 RK_FUNC_GPIO &pcfg_pull_down>;
 164                 };
 165         };
 166 };