arch/arm/dts/mt8516-pumpkin.dts

   1 // SPDX-License-Identifier: GPL-2.0 OR MIT
   2 /*
   3  * Copyright (C) 2019 BayLibre SAS.
   4  * Author: Fabien Parent <fparent@baylibre.com>
   5  */
   6
   7 /dts-v1/;
   8
   9 #include <config.h>
  10 #include "mt8516.dtsi"
  11
  12 / {
  13         model = "Pumpkin MT8516";
  14
  15         chosen {
  16                 stdout-path = &uart0;
  17         };
  18
  19         memory@40000000 {
  20                 device_type = "memory";
  21                 reg = <0x40000000 0x20000000>;
  22         };
  23
  24         reserved-memory {
  25                 #address-cells = <2>;
  26                 #size-cells = <2>;
  27
  28                 /* 128 KiB reserved for ARM Trusted Firmware (BL31) */
  29                 bl31_secmon_reserved: secmon@43000000 {
  30                         no-map;
  31                         reg = <0 0x43000000 0 0x20000>;
  32                 };
  33         };
  34
  35         reg_1p8v: regulator-1p8v {
  36                 compatible = "regulator-fixed";
  37                 regulator-name = "fixed-1.8V";
  38                 regulator-min-microvolt = <1800000>;
  39                 regulator-max-microvolt = <1800000>;
  40                 regulator-boot-on;
  41                 regulator-always-on;
  42         };
  43
  44         reg_3p3v: regulator-3p3v {
  45                 compatible = "regulator-fixed";
  46                 regulator-name = "fixed-3.3V";
  47                 regulator-min-microvolt = <3300000>;
  48                 regulator-max-microvolt = <3300000>;
  49                 regulator-boot-on;
  50                 regulator-always-on;
  51         };
  52 };
  53
  54 &mmc0 {
  55         pinctrl-names = "default";
  56         pinctrl-0 = <&mmc0_pins_default>;
  57         bus-width = <4>;
  58         max-frequency = <200000000>;
  59         cap-mmc-highspeed;
  60         mmc-hs200-1_8v;
  61         cap-mmc-hw-reset;
  62         vmmc-supply = <&reg_3p3v>;
  63         vqmmc-supply = <&reg_1p8v>;
  64         non-removable;
  65         status = "okay";
  66 };
  67
  68 &pinctrl {
  69         mmc0_pins_default: mmc0default {
  70                 mux {
  71                         function = "msdc";
  72                         groups =  "msdc0";
  73                 };
  74
  75                 conf-cmd-data {
  76                         pins = "MSDC0_CMD", "MSDC0_DAT0", "MSDC0_DAT1",
  77                                "MSDC0_DAT2", "MSDC0_DAT3", "MSDC0_DAT4",
  78                                "MSDC0_DAT5", "MSDC0_DAT6", "MSDC0_DAT7";
  79                         input-enable;
  80                         bias-pull-up;
  81                 };
  82
  83                 conf-clk {
  84                         pins = "MSDC0_CLK";
  85                         bias-pull-down;
  86                 };
  87
  88                 conf-rst {
  89                         pins = "MSDC0_RSTB";
  90                         bias-pull-up;
  91                 };
  92         };
  93
  94         uart0_pins: uart0 {
  95                 mux {
  96                         function = "uart";
  97                         groups = "uart0_0_rxd_txd";
  98                 };
  99         };
 100 };
 101
 102 &uart0 {
 103         pinctrl-names = "default";
 104         pinctrl-0 = <&uart0_pins>;
 105         status = "okay";
 106 };
 107
 108 &watchdog {
 109         status = "okay";
 110 };