target/linux/mediatek/dts/mt7622-linksys-e8450-ubi.dts

   1 // SPDX-License-Identifier: (GPL-2.0-only OR MIT)
   2
   3 /dts-v1/;
   4 #include "mt7622-linksys-e8450.dtsi"
   5
   6 / {
   7         model = "Linksys E8450 (UBI)";
   8         compatible = "linksys,e8450-ubi", "mediatek,mt7622";
   9
  10         aliases {
  11                 label-mac-device = &wan;
  12         };
  13
  14         chosen {
  15                 rootdisk = <&ubi_rootfs>;
  16                 bootargs = "earlycon=uart8250,mmio32,0x11002000 console=ttyS0,115200n1 swiotlb=512 ubi.block=0,fit root=/dev/fit0";
  17         };
  18 };
  19
  20 &snand {
  21         partitions {
  22                 compatible = "fixed-partitions";
  23                 #address-cells = <1>;
  24                 #size-cells = <1>;
  25
  26                 partition@0 {
  27                         label = "bl2";
  28                         reg = <0x0 0x80000>;
  29                         read-only;
  30                 };
  31
  32                 partition@80000 {
  33                         label = "ubi";
  34                         reg = <0x80000 0x7f80000>;
  35                         compatible = "linux,ubi";
  36
  37                         volumes {
  38                                 ubi-volume-ubootenv {
  39                                         volname = "ubootenv";
  40                                         nvmem-layout {
  41                                                 compatible = "u-boot,env-redundant-bool-layout";
  42                                         };
  43                                 };
  44
  45                                 ubi-volume-ubootenv2 {
  46                                         volname = "ubootenv2";
  47                                         nvmem-layout {
  48                                                 compatible = "u-boot,env-redundant-bool-layout";
  49                                         };
  50                                 };
  51
  52                                 ubi_rootfs: ubi-volume-fit {
  53                                         volname = "fit";
  54                                 };
  55
  56                                 ubi_factory: ubi-volume-factory {
  57                                         volname = "factory";
  58                                 };
  59                         };
  60                 };
  61         };
  62 };
  63
  64 &ubi_factory {
  65         nvmem-layout {
  66                 compatible = "fixed-layout";
  67                 #address-cells = <1>;
  68                 #size-cells = <1>;
  69
  70                 eeprom_factory_0: eeprom@0 {
  71                         reg = <0x0 0x4da8>; /* actual length 0x400 */
  72                 };
  73
  74                 eeprom_factory_5000: eeprom@5000 {
  75                         reg = <0x5000 0xe00>;
  76                 };
  77
  78                 macaddr_factory_7fff4: macaddr@7fff4 {
  79                         reg = <0x7fff4 0x6>;
  80                 };
  81
  82                 macaddr_factory_7fffa: macaddr@7fffa {
  83                         reg = <0x7fffa 0x6>;
  84                 };
  85         };
  86 };
  87
  88 &wmac {
  89         nvmem-cells = <&eeprom_factory_0>;
  90         nvmem-cell-names = "eeprom";
  91         status = "okay";
  92 };
  93
  94 &wmac1 {
  95         nvmem-cells = <&eeprom_factory_5000>;
  96         nvmem-cell-names = "eeprom";
  97 };
  98
  99 &gmac0 {
 100         nvmem-cells = <&macaddr_factory_7fff4>;
 101         nvmem-cell-names = "mac-address";
 102 };
 103
 104 &wan {
 105         nvmem-cells = <&macaddr_factory_7fffa>;
 106         nvmem-cell-names = "mac-address";
 107 };