sys/boot/fdt/dts/cubieboard2.dts

   1 /*-
   2  * Copyright (c) 2013 Ganbold Tsagaankhuu <ganbold@gmail.com>
   3  * All rights reserved.
   4  *
   5  * Redistribution and use in source and binary forms, with or without
   6  * modification, are permitted provided that the following conditions
   7  * are met:
   8  * 1. Redistributions of source code must retain the above copyright
   9  *    notice, this list of conditions and the following disclaimer.
  10  * 2. Redistributions in binary form must reproduce the above copyright
  11  *    notice, this list of conditions and the following disclaimer in the
  12  *    documentation and/or other materials provided with the distribution.
  13  *
  14  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
  15  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  16  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  17  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
  18  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  19  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  20  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  21  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  22  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  23  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  24  * SUCH DAMAGE.
  25  *
  26  * $FreeBSD$
  27  */
  28
  29 /dts-v1/;
  30
  31 / {
  32         model = "Cubietech Cubieboard2";
  33         compatible = "cubietech,a20-cubieboard", "allwinner,sun7i-a20";
  34         #address-cells = <1>;
  35         #size-cells = <1>;
  36
  37         interrupt-parent = <&GIC>;
  38
  39         memory {
  40                 device_type = "memory";
  41                 reg = < 0x40000000 0x20000000 >;        /* 512MB RAM */
  42         };
  43
  44         aliases {
  45                 soc = &SOC;
  46                 UART0 = &UART0;
  47         };
  48
  49         SOC: a20 {
  50                 #address-cells = <1>;
  51                 #size-cells = <1>;
  52                 compatible = "simple-bus";
  53                 ranges;
  54                 bus-frequency = <0>;
  55
  56                 GIC: interrupt-controller@01c81000 {
  57                         compatible = "arm,gic";
  58                         reg =   <0x01c81000 0x1000>,    /* Distributor Registers */
  59                                 <0x01c82000 0x0100>;    /* CPU Interface Registers */
  60                         interrupt-controller;
  61                         #interrupt-cells = <1>;
  62                 };
  63
  64                 cpu-cfg@01c20000 {
  65                         compatible = "allwinner,sun7i-cpu-cfg";
  66                         #address-cells = <1>;
  67                         #size-cells = <1>;
  68                         reg = < 0x01c25c00 0x400 >;
  69                 };
  70
  71                 ccm@01c20000 {
  72                         compatible = "allwinner,sun4i-ccm";
  73                         #address-cells = <1>;
  74                         #size-cells = <1>;
  75                         reg = < 0x01c20000 0x400 >;
  76                 };
  77
  78                 timer@01c20c00 {
  79                         compatible = "allwinner,sun7i-timer";
  80                         reg = <0x01c20c00 0x90>;
  81                         interrupts = < 22 >;
  82                         interrupt-parent = <&GIC>;
  83                         clock-frequency = < 24000000 >;
  84                 };
  85
  86                 watchdog@01c20c90 {
  87                         compatible = "allwinner,sun4i-wdt";
  88                         reg = <0x01c20c90 0x10>;
  89                 };
  90
  91                 GPIO: gpio@01c20800 {
  92                         #gpio-cells = <3>;
  93                         compatible = "allwinner,sun4i-gpio";
  94                         gpio-controller;
  95                         reg =<  0x01c20800 0x400 >;
  96                         interrupts = < 28 >;
  97                         interrupt-parent = <&GIC>;
  98                 };
  99
 100                 usb1: usb@01c14000 {
 101                         compatible = "allwinner,usb-ehci", "usb-ehci";
 102                         reg = <0x01c14000 0x1000>;
 103                         interrupts = < 39 >;
 104                         interrupt-parent = <&GIC>;
 105                 };
 106
 107                 usb2: usb@01c1c000 {
 108                         compatible = "allwinner,usb-ehci", "usb-ehci";
 109                         reg = <0x01c1c000 0x1000>;
 110                         interrupts = < 40 >;
 111                         interrupt-parent = <&GIC>;
 112                 };
 113
 114                 sata@01c18000 {
 115                         compatible = "allwinner,ahci";
 116                         reg = <0x01c18000 0x1000>;
 117                         interrupts = <56>;
 118                         interrupt-parent = <&GIC>;
 119                 };
 120
 121                 UART0: serial@01c28000 {
 122                         status = "okay";
 123                         compatible = "ns16550";
 124                         reg = <0x01c28000 0x400>;
 125                         reg-shift = <2>;
 126                         interrupts = <1>;
 127                         interrupt-parent = <&GIC>;
 128                         current-speed = <115200>;
 129                         clock-frequency = < 24000000 >;
 130                         busy-detect = <1>;
 131                         broken-txfifo = <1>;
 132                 };
 133         };
 134
 135         chosen {
 136                 bootargs = "-v";
 137                 stdin = "UART0";
 138                 stdout = "UART0";
 139         };
 140 };
 141