arch/arm/dts/rk3399-roc-pc-u-boot.dtsi

   1 // SPDX-License-Identifier: GPL-2.0+
   2 /*
   3  * Copyright (C) 2019 Levin Du <djw@t-chip.com.cn>
   4  */
   5
   6 #include "rk3399-u-boot.dtsi"
   7 #include "rk3399-sdram-lpddr4-100.dtsi"
   8
   9 / {
  10         chosen {
  11                 u-boot,spl-boot-order = "same-as-spl", &spi_flash, &sdhci, &sdmmc;
  12         };
  13
  14         vcc_hub_en: vcc_hub_en-regulator {
  15                 compatible = "regulator-fixed";
  16                 enable-active-high;
  17                 gpio = <&gpio2 RK_PA4 GPIO_ACTIVE_HIGH>;
  18                 pinctrl-names = "default";
  19                 pinctrl-0 = <&hub_rst>;
  20                 regulator-name = "vcc_hub_en";
  21                 regulator-always-on;
  22         };
  23 };
  24
  25 /*
  26  * should be placed inside mp8859, but not until mp8859 has
  27  * its own dt-binding.
  28  */
  29 &dc_12v {
  30         compatible = "regulator-fixed";
  31         regulator-name = "dc_12v";
  32         regulator-always-on;
  33         regulator-boot-on;
  34         regulator-min-microvolt = <12000000>;
  35         regulator-max-microvolt = <12000000>;
  36         vin-supply = <&vcc_vbus_typec0>;
  37 };
  38
  39 &spi1 {
  40         spi_flash: flash@0 {
  41                 bootph-all;
  42         };
  43 };
  44
  45 &vdd_log {
  46         regulator-min-microvolt = <430000>;
  47         regulator-init-microvolt = <950000>;
  48 };
  49
  50 &vcc5v0_host {
  51         regulator-always-on;
  52 };
  53
  54 &vcc_sys {
  55         regulator-always-on;
  56 };
  57
  58 &vcc_sdio {
  59         regulator-always-on;
  60 };