arch/arm/boot/dts/aspeed-bmc-facebook-wedge100.dts

   1 // SPDX-License-Identifier: GPL-2.0+
   2 // Copyright (c) 2018 Facebook Inc.
   3 /dts-v1/;
   4
   5 #include "aspeed-g4.dtsi"
   6
   7 / {
   8         model = "Facebook Wedge 100 BMC";
   9         compatible = "facebook,wedge100-bmc", "aspeed,ast2400";
  10
  11         aliases {
  12                 /*
  13                  * Override the default uart aliases to avoid breaking
  14                  * the legacy applications.
  15                  */
  16                 serial0 = &uart5;
  17                 serial1 = &uart1;
  18                 serial2 = &uart3;
  19                 serial3 = &uart4;
  20         };
  21
  22         chosen {
  23                 stdout-path = &uart3;
  24                 bootargs = "console=ttyS2,9600n8 root=/dev/ram rw";
  25         };
  26
  27         memory@40000000 {
  28                 reg = <0x40000000 0x20000000>;
  29         };
  30 };
  31
  32 &wdt1 {
  33         status = "okay";
  34         aspeed,reset-type = "system";
  35 };
  36
  37 &wdt2 {
  38         status = "okay";
  39         aspeed,reset-type = "system";
  40 };
  41
  42 &fmc {
  43         status = "okay";
  44         flash@0 {
  45                 status = "okay";
  46                 m25p,fast-read;
  47                 label = "fmc0";
  48 #include "facebook-bmc-flash-layout.dtsi"
  49         };
  50 };
  51
  52 &uart1 {
  53         status = "okay";
  54         pinctrl-names = "default";
  55         pinctrl-0 = <&pinctrl_txd1_default
  56                      &pinctrl_rxd1_default>;
  57 };
  58
  59 &uart3 {
  60         status = "okay";
  61         pinctrl-names = "default";
  62         pinctrl-0 = <&pinctrl_txd3_default
  63                      &pinctrl_rxd3_default>;
  64 };
  65
  66 &uart4 {
  67         status = "okay";
  68         pinctrl-names = "default";
  69         pinctrl-0 = <&pinctrl_txd4_default
  70                      &pinctrl_rxd4_default>;
  71 };
  72
  73 &uart5 {
  74         status = "okay";
  75 };
  76
  77 &mac1 {
  78         status = "okay";
  79         no-hw-checksum;
  80         pinctrl-names = "default";
  81         pinctrl-0 = <&pinctrl_rgmii2_default &pinctrl_mdio2_default>;
  82 };
  83
  84 &i2c0 {
  85         status = "okay";
  86 };
  87
  88 &i2c1 {
  89         status = "okay";
  90 };
  91
  92 &i2c2 {
  93         status = "okay";
  94 };
  95
  96 &i2c3 {
  97         status = "okay";
  98 };
  99
 100 &i2c4 {
 101         status = "okay";
 102 };
 103
 104 &i2c5 {
 105         status = "okay";
 106 };
 107
 108 &i2c6 {
 109         status = "okay";
 110 };
 111
 112 &i2c7 {
 113         status = "okay";
 114
 115         i2c-switch@70 {
 116                 compatible = "nxp,pca9548";
 117                 #address-cells = <1>;
 118                 #size-cells = <0>;
 119                 reg = <0x70>;
 120         };
 121 };
 122
 123 &i2c8 {
 124         status = "okay";
 125 };
 126
 127 &i2c9 {
 128         status = "okay";
 129 };
 130
 131 &i2c10 {
 132         status = "okay";
 133 };
 134
 135 &i2c11 {
 136         status = "okay";
 137 };
 138
 139 &i2c12 {
 140         status = "okay";
 141 };
 142
 143 &i2c13 {
 144         status = "okay";
 145 };
 146
 147 &vhub {
 148         status = "okay";
 149 };