arch/arm/boot/dts/mmp3-dell-ariel.dts

   1 // SPDX-License-Identifier: GPL-2.0-or-later OR MIT
   2 /*
   3  * Dell Wyse 3020 a.k.a. "Ariel" a.k.a. Tx0D (T00D, T10D)
   4  *
   5  * Copyright (C) 2019 Lubomir Rintel <lkundrak@v3.sk>
   6  */
   7
   8 /dts-v1/;
   9 #include "mmp3.dtsi"
  10 #include <dt-bindings/gpio/gpio.h>
  11 #include <dt-bindings/interrupt-controller/irq.h>
  12
  13 / {
  14         model = "Dell Ariel";
  15         compatible = "dell,wyse-ariel", "marvell,mmp3";
  16
  17         aliases {
  18                 serial2 = &uart3;
  19         };
  20
  21         chosen {
  22                 #address-cells = <0x1>;
  23                 #size-cells = <0x1>;
  24                 ranges;
  25                 bootargs = "earlyprintk=ttyS2,115200 console=ttyS2,115200";
  26         };
  27
  28         memory@0 {
  29                 linux,usable-memory = <0x0 0x7f600000>;
  30                 available = <0x7f700000 0x7ff00000 0x00000000 0x7f600000>;
  31                 reg = <0x0 0x80000000>;
  32                 device_type = "memory";
  33         };
  34 };
  35
  36 &uart3 {
  37         status = "okay";
  38 };
  39
  40 &rtc {
  41         status = "okay";
  42 };
  43
  44 &usb_otg0 {
  45         status = "okay";
  46 };
  47
  48 &usb_otg_phy0 {
  49         status = "okay";
  50 };
  51
  52 &hsic0 {
  53         status = "okay";
  54
  55         usb1@1 {
  56                 compatible = "usb424,2640";
  57                 reg = <0x01>;
  58                 #address-cells = <0x01>;
  59                 #size-cells = <0x00>;
  60
  61                 mass-storage@1 {
  62                         compatible = "usb424,4040";
  63                         reg = <0x01>;
  64                         status = "disabled";
  65                 };
  66         };
  67 };
  68
  69 &hsic_phy0 {
  70         status = "okay";
  71         reset-gpios = <&gpio 63 GPIO_ACTIVE_HIGH>;
  72 };
  73
  74 &mmc3 {
  75         status = "okay";
  76         max-frequency = <50000000>;
  77         status = "okay";
  78         bus-width = <8>;
  79         non-removable;
  80         cap-mmc-highspeed;
  81 };
  82
  83 &twsi1 {
  84         status = "okay";
  85
  86         rtc@68 {
  87                 compatible = "dallas,ds1338";
  88                 reg = <0x68>;
  89                 status = "okay";
  90         };
  91 };
  92
  93 &twsi3 {
  94         status = "okay";
  95 };
  96
  97 &twsi4 {
  98         status = "okay";
  99 };
 100
 101 &ssp3 {
 102         status = "okay";
 103         cs-gpios = <&gpio 46 GPIO_ACTIVE_HIGH>;
 104
 105         firmware-flash@0 {
 106                 compatible = "st,m25p80", "jedec,spi-nor";
 107                 reg = <0>;
 108                 spi-max-frequency = <40000000>;
 109                 m25p,fast-read;
 110         };
 111 };
 112
 113 &ssp4 {
 114         cs-gpios = <&gpio 56 GPIO_ACTIVE_HIGH>;
 115         status = "okay";
 116 };