arch/arm/boot/dts/aspeed-bmc-facebook-wedge40.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 40 BMC";
   9         compatible = "facebook,wedge40-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         ast-adc-hwmon {
  32                 compatible = "iio-hwmon";
  33                 io-channels = <&adc 5>, <&adc 6>, <&adc 7>, <&adc 8>, <&adc 9>;
  34         };
  35 };
  36
  37 &wdt1 {
  38         status = "okay";
  39         aspeed,reset-type = "system";
  40 };
  41
  42 &wdt2 {
  43         status = "disabled";
  44 };
  45
  46 &fmc {
  47         status = "okay";
  48         flash@0 {
  49                 status = "okay";
  50                 m25p,fast-read;
  51                 label = "spi0.0";
  52 #include "facebook-bmc-flash-layout.dtsi"
  53         };
  54 };
  55
  56 &uart1 {
  57         status = "okay";
  58         pinctrl-names = "default";
  59         pinctrl-0 = <&pinctrl_txd1_default
  60                      &pinctrl_rxd1_default>;
  61 };
  62
  63 &uart3 {
  64         status = "okay";
  65         pinctrl-names = "default";
  66         pinctrl-0 = <&pinctrl_txd3_default
  67                      &pinctrl_rxd3_default>;
  68 };
  69
  70 &uart4 {
  71         status = "okay";
  72         pinctrl-names = "default";
  73         pinctrl-0 = <&pinctrl_txd4_default
  74                      &pinctrl_rxd4_default
  75                      &pinctrl_ndts4_default>;
  76 };
  77
  78 &uart5 {
  79         status = "okay";
  80 };
  81
  82 &mac1 {
  83         status = "okay";
  84         pinctrl-names = "default";
  85         pinctrl-0 = <&pinctrl_rgmii2_default &pinctrl_mdio2_default>;
  86 };
  87
  88 &i2c0 {
  89         status = "okay";
  90 };
  91
  92 &i2c1 {
  93         status = "okay";
  94 };
  95
  96 &i2c2 {
  97         status = "okay";
  98 };
  99
 100 &i2c3 {
 101         status = "okay";
 102 };
 103
 104 &i2c4 {
 105         status = "okay";
 106 };
 107
 108 &i2c5 {
 109         status = "okay";
 110 };
 111
 112 &i2c6 {
 113         status = "okay";
 114 };
 115
 116 &i2c7 {
 117         status = "okay";
 118 };
 119
 120 &i2c8 {
 121         status = "okay";
 122 };
 123
 124 &i2c11 {
 125         status = "okay";
 126 };
 127
 128 &i2c12 {
 129         status = "okay";
 130 };
 131
 132 &vhub {
 133         status = "okay";
 134 };
 135
 136 &adc {
 137         status = "okay";
 138 };
 139
 140 &pwm_tacho {
 141         status = "okay";
 142         pinctrl-names = "default";
 143         pinctrl-0 = <&pinctrl_pwm0_default
 144                      &pinctrl_pwm1_default
 145                      &pinctrl_pwm6_default
 146                      &pinctrl_pwm7_default>;
 147
 148         fan@0 {
 149                 reg = <0x00>;
 150                 aspeed,fan-tach-ch = /bits/ 8 <0x00 0x01>;
 151         };
 152
 153         fan@1 {
 154                 reg = <0x01>;
 155                 aspeed,fan-tach-ch = /bits/ 8 <0x02 0x03>;
 156         };
 157
 158         fan@6 {
 159                 reg = <0x06>;
 160                 aspeed,fan-tach-ch = /bits/ 8 <0x04 0x05>;
 161         };
 162
 163         fan@7 {
 164                 reg = <0x07>;
 165                 aspeed,fan-tach-ch = /bits/ 8 <0x06 0x07>;
 166         };
 167 };