arch/arm/boot/dts/facebook-bmc-flash-layout-128.dtsi

   1 // SPDX-License-Identifier: GPL-2.0+
   2 // Copyright (c) 2020 Facebook Inc.
   3
   4 partitions {
   5         compatible = "fixed-partitions";
   6         #address-cells = <1>;
   7         #size-cells = <1>;
   8
   9         /*
  10          * u-boot partition: 896KB.
  11          */
  12         u-boot@0 {
  13                 reg = <0x0 0xe0000>;
  14                 label = "u-boot";
  15         };
  16
  17         /*
  18          * u-boot environment variables: 64KB.
  19          */
  20         u-boot-env@e0000 {
  21                 reg = <0xe0000 0x10000>;
  22                 label = "env";
  23         };
  24
  25         /*
  26          * image metadata partition (64KB), used by Facebook internal
  27          * tools.
  28          */
  29         image-meta@f0000 {
  30                 reg = <0xf0000 0x10000>;
  31                 label = "meta";
  32         };
  33
  34         /*
  35          * FIT image: 119 MB.
  36          */
  37         fit@100000 {
  38                 reg = <0x100000 0x7700000>;
  39                 label = "fit";
  40         };
  41
  42         /*
  43          * "data0" partition (8MB) is used by Facebook BMC platforms as
  44          * persistent data store.
  45          */
  46         data0@7800000 {
  47                 reg = <0x7800000 0x800000>;
  48                 label = "data0";
  49         };
  50
  51         /*
  52          * Although the master partition can be created by enabling
  53          * MTD_PARTITIONED_MASTER option, below "flash0" partition is
  54          * explicitly created to avoid breaking legacy applications.
  55          */
  56         flash0@0 {
  57                 reg = <0x0 0x8000000>;
  58                 label = "flash0";
  59         };
  60 };