sys/dts/arm/rpi2.dts

   1 /*
   2  * Copyright (c) 2012 Oleksandr Tymoshenko <gonzo@bluezbox.com>
   3  *
   4  * Redistribution and use in source and binary forms, with or without
   5  * modification, are permitted provided that the following conditions
   6  * are met:
   7  * 1. Redistributions of source code must retain the above copyright
   8  *    notice, this list of conditions and the following disclaimer.
   9  * 2. Redistributions in binary form must reproduce the above copyright
  10  *    notice, this list of conditions and the following disclaimer in the
  11  *    documentation and/or other materials provided with the distribution.
  12  *
  13  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
  14  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  15  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  16  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
  17  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  18  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  19  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  20  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  21  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  22  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  23  * SUCH DAMAGE.
  24  *
  25  * $FreeBSD$
  26  */
  27
  28 #include "bcm2836-rpi-2-b.dts"
  29
  30 / {
  31         /* This is only necessary for FDT_DTB_STATIC */
  32         memory {
  33                 device_type = "memory";
  34                 reg = <0 0x8000000>; /* 128MB, Set by VideoCore */
  35
  36         };
  37
  38         rpi_ft5406 {
  39                 compatible = "rpi,rpi-ft5406";
  40                 status = "okay";
  41         };
  42
  43
  44         /* Temporary patches */
  45         soc {
  46                 sdhost: mmc@7e202000 {
  47                         status = "disabled";
  48                 }
  49
  50                 sdhci@7e300000 {
  51                         status = "okay";
  52                 };
  53
  54                 spi@7e204000 {
  55                         status = "okay";
  56                         pinctrl-names = "default";
  57                         pinctrl-0 = <&spi0_pins &spi0_cs_pins>;
  58                 };
  59
  60                 gpio@7e200000 {
  61                         /* Pins that can short 3.3V to GND in output mode: 46-47
  62                          * Pins used by VideoCore: 48-53
  63                          */
  64                         broadcom,read-only = <46>, <47>, <48>, <49>, <50>,
  65                                              <51>, <52>, <53>;
  66
  67                         /* Reserved */
  68                         pins_reserved: reserved {
  69                                 broadcom,pins = <48>, <49>, <50>, <51>, <52>,
  70                                                 <53>;
  71                         };
  72
  73                         spi0_pins: spi0_pins {
  74                                 brcm,pins = <9 10 11>;
  75                                 brcm,function = <4>; /* alt0 */
  76                         };
  77
  78                         spi0_cs_pins: spi0_cs_pins {
  79                                 brcm,pins = <8 7>;
  80                                 brcm,function = <1>; /* output */
  81                         };
  82                 }
  83
  84                 vchiq {
  85                                 compatible = "brcm,bcm2835-vchiq";
  86                                 reg = <0x7e00b840 0xf>;
  87                                 interrupts = <0 2>;
  88                                 cache-line-size = <32>;
  89                         };
  90
  91                 display {
  92                         compatible = "broadcom,bcm2835-fb", "broadcom,bcm2708-fb";
  93
  94                         broadcom,vc-mailbox = <&mailbox>;
  95                         broadcom,vc-channel = <1>;
  96
  97                         broadcom,width = <0>;         /* Set by VideoCore */
  98                         broadcom,height = <0>;        /* Set by VideoCore */
  99                         broadcom,depth = <0>;         /* Set by VideoCore */
 100                 };
 101
 102         };
 103 };