The Design and Implementation of the FreeBSD Operating System, Second Edition
Now available: The Design and Implementation of the FreeBSD Operating System (Second Edition)


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FreeBSD/Linux Kernel Cross Reference
sys/contrib/device-tree/src/arm/intel-ixp42x-welltech-epbx100.dts

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    1 // SPDX-License-Identifier: GPL-2.0
    2 /*
    3  * Copyright (C) 2021 Corentin Labbe <clabbe@baylibre.com>
    4  */
    5 
    6 /dts-v1/;
    7 
    8 #include "intel-ixp42x.dtsi"
    9 
   10 / {
   11         model = "Welltech EPBX100";
   12         compatible = "welltech,epbx100", "intel,ixp42x";
   13         #address-cells = <1>;
   14         #size-cells = <1>;
   15 
   16         memory@0 {
   17                 /* 64 MB SDRAM */
   18                 device_type = "memory";
   19                 reg = <0x00000000 0x4000000>;
   20         };
   21 
   22         chosen {
   23                 bootargs = "console=ttyS0,115200n8 root=/dev/ram0 initrd=0x00800000,9M";
   24                 stdout-path = "uart0:115200n8";
   25         };
   26 
   27         aliases {
   28                 serial0 = &uart0;
   29         };
   30 
   31         soc {
   32                 bus@c4000000 {
   33                         flash@0,0 {
   34                                 compatible = "intel,ixp4xx-flash", "cfi-flash";
   35                                 bank-width = <2>;
   36                                 /*
   37                                  * 16 MB of Flash
   38                                  */
   39                                 reg = <0 0x00000000 0x1000000>;
   40 
   41                                 partitions {
   42                                         compatible = "fixed-partitions";
   43                                         #address-cells = <1>;
   44                                         #size-cells = <1>;
   45 
   46                                         partition@0 {
   47                                                 label = "RedBoot";
   48                                                 reg = <0x00000000 0x00080000>;
   49                                                 read-only;
   50                                         };
   51                                         partition@80000 {
   52                                                 label = "zImage";
   53                                                 reg = <0x00080000 0x00100000>;
   54                                                 read-only;
   55                                         };
   56                                         partition@180000 {
   57                                                 label = "ramdisk";
   58                                                 reg = <0x00180000 0x00300000>;
   59                                                 read-only;
   60                                         };
   61                                         partition@480000 {
   62                                                 label = "User";
   63                                                 reg = <0x00480000 0x00b60000>;
   64                                                 read-only;
   65                                         };
   66                                         partition@fe0000 {
   67                                                 label = "FIS directory";
   68                                                 reg = <0x00fe0000 0x001f000>;
   69                                                 read-only;
   70                                         };
   71                                         partition@fff000 {
   72                                                 label = "RedBoot config";
   73                                                 reg = <0x00fff000 0x0001000>;
   74                                                 read-only;
   75                                         };
   76                                 };
   77                         };
   78                 };
   79         };
   80 };

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