arch/arm/dts/da850-lego-ev3.dts

   1 // SPDX-License-Identifier: GPL-2.0-only
   2 /*
   3  * Device tree for LEGO MINDSTORMS EV3
   4  *
   5  * Copyright (C) 2017 David Lechner <david@lechnology.com>
   6  */
   7
   8 /dts-v1/;
   9
  10 / {
  11         #address-cells = <1>;
  12         #size-cells = <1>;
  13         compatible = "lego,ev3", "ti,da850";
  14         model = "LEGO MINDSTORMS EV3";
  15
  16         aliases {
  17                 serial1 = &serial1;
  18                 spi0 = &spi0;
  19         };
  20
  21         chosen {
  22                 stdout-path = &serial1;
  23         };
  24
  25         memory {
  26                 device_type = "memory";
  27                 reg = <0xc0000000 0x04000000>;
  28         };
  29
  30         arm {
  31                 #address-cells = <1>;
  32                 #size-cells = <1>;
  33                 ranges;
  34                 intc: interrupt-controller@fffee000 {
  35                         compatible = "ti,cp-intc";
  36                         interrupt-controller;
  37                         #interrupt-cells = <1>;
  38                         ti,intc-size = <101>;
  39                         reg = <0xfffee000 0x2000>;
  40                 };
  41         };
  42
  43         soc@1c00000 {
  44                 compatible = "simple-bus";
  45                 model = "da850";
  46                 #address-cells = <1>;
  47                 #size-cells = <1>;
  48                 ranges = <0x0 0x01c00000 0x400000>;
  49                 interrupt-parent = <&intc>;
  50
  51                 mmc0: mmc@40000 {
  52                         compatible = "ti,da830-mmc";
  53                         reg = <0x40000 0x1000>;
  54                         cap-sd-highspeed;
  55                         cap-mmc-highspeed;
  56                         interrupts = <16>;
  57                         max-frequency = <50000000>;
  58                         bus-width = <4>;
  59                 };
  60
  61                 spi0: spi@41000 {
  62                         #address-cells = <1>;
  63                         #size-cells = <0>;
  64                         compatible = "ti,da830-spi";
  65                         reg = <0x41000 0x1000>;
  66                         num-cs = <6>;
  67                         ti,davinci-spi-intr-line = <1>;
  68                         interrupts = <20>;
  69
  70                         flash@0 {
  71                                 compatible = "micron,n25q128a13", "jedec,spi-nor", "spi-flash";
  72                                 reg = <0>;
  73                                 spi-max-frequency = <50000000>;
  74                         };
  75                 };
  76
  77                 serial1: serial@10c000 {
  78                         compatible = "ti,da830-uart", "ns16550a";
  79                         reg = <0x10c000 0x100>;
  80                         reg-io-width = <4>;
  81                         reg-shift = <2>;
  82                         interrupts = <53>;
  83                 };
  84         };
  85 };