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         config {
  15                 u-boot,spl-payload-offset = <0x60000>; /* @ 384KB */
  16         };
  17
  18         vcc_hub_en: vcc_hub_en-regulator {
  19                 compatible = "regulator-fixed";
  20                 enable-active-high;
  21                 gpio = <&gpio2 RK_PA4 GPIO_ACTIVE_HIGH>;
  22                 pinctrl-names = "default";
  23                 pinctrl-0 = <&hub_rst>;
  24                 regulator-name = "vcc_hub_en";
  25                 regulator-always-on;
  26         };
  27 };
  28
  29 /*
  30  * should be placed inside mp8859, but not until mp8859 has
  31  * its own dt-binding.
  32  */
  33 &dc_12v {
  34         compatible = "regulator-fixed";
  35         regulator-name = "dc_12v";
  36         regulator-always-on;
  37         regulator-boot-on;
  38         regulator-min-microvolt = <12000000>;
  39         regulator-max-microvolt = <12000000>;
  40         vin-supply = <&vcc_vbus_typec0>;
  41 };
  42
  43 &spi1 {
  44         spi_flash: flash@0 {
  45                 u-boot,dm-pre-reloc;
  46         };
  47 };
  48
  49 &vdd_log {
  50         regulator-min-microvolt = <430000>;
  51         regulator-init-microvolt = <950000>;
  52 };
  53
  54 &vcc5v0_host {
  55         regulator-always-on;
  56 };
  57
  58 &vcc_sys {
  59         regulator-always-on;
  60 };
  61
  62 &vcc_sdio {
  63         regulator-always-on;
  64 };