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

   1 // SPDX-License-Identifier: GPL-2.0+
   2 // Copyright (c) 2018 Facebook Inc.
   3 // Author: Vijay Khemka <vijaykhemka@fb.com>
   4 /dts-v1/;
   5
   6 #include "aspeed-g5.dtsi"
   7 #include <dt-bindings/gpio/aspeed-gpio.h>
   8
   9 / {
  10         model = "Facebook TiogaPass BMC";
  11         compatible = "facebook,tiogapass-bmc", "aspeed,ast2500";
  12         aliases {
  13                 serial0 = &uart1;
  14                 serial4 = &uart5;
  15         };
  16         chosen {
  17                 stdout-path = &uart5;
  18                 bootargs = "console=ttyS4,115200 earlyprintk";
  19         };
  20
  21         memory@80000000 {
  22                 reg = <0x80000000 0x20000000>;
  23         };
  24
  25         iio-hwmon {
  26                 compatible = "iio-hwmon";
  27                 io-channels = <&adc 0>, <&adc 1>, <&adc 2>, <&adc 3>,
  28                                         <&adc 4>, <&adc 5>, <&adc 6>;
  29         };
  30
  31         iio-hwmon-battery {
  32                 compatible = "iio-hwmon";
  33                 io-channels = <&adc 7>;
  34         };
  35 };
  36
  37 &fmc {
  38         status = "okay";
  39         flash@0 {
  40                 status = "okay";
  41                 m25p,fast-read;
  42 #include "openbmc-flash-layout.dtsi"
  43         };
  44 };
  45
  46 &spi1 {
  47         status = "okay";
  48         pinctrl-names = "default";
  49         pinctrl-0 = <&pinctrl_spi1_default>;
  50         flash@0 {
  51                 status = "okay";
  52                 m25p,fast-read;
  53                 label = "pnor";
  54         };
  55 };
  56
  57 &lpc_snoop {
  58         status = "okay";
  59         snoop-ports = <0x80>;
  60 };
  61
  62 &lpc_ctrl {
  63         // Enable lpc clock
  64         status = "okay";
  65 };
  66
  67 &uart1 {
  68         // Host Console
  69         status = "okay";
  70         pinctrl-names = "default";
  71         pinctrl-0 = <&pinctrl_txd1_default
  72                      &pinctrl_rxd1_default>;
  73 };
  74
  75 &uart2 {
  76         // SoL Host Console
  77         status = "okay";
  78 };
  79
  80 &uart3 {
  81         // SoL BMC Console
  82         status = "okay";
  83 };
  84
  85 &uart5 {
  86         // BMC Console
  87         status = "okay";
  88 };
  89
  90 &kcs2 {
  91         // BMC KCS channel 2
  92         status = "okay";
  93         kcs_addr = <0xca8>;
  94 };
  95
  96 &kcs3 {
  97         // BMC KCS channel 3
  98         status = "okay";
  99         kcs_addr = <0xca2>;
 100 };
 101
 102 &mac0 {
 103         status = "okay";
 104
 105         pinctrl-names = "default";
 106         pinctrl-0 = <&pinctrl_rmii1_default>;
 107         use-ncsi;
 108 };
 109
 110 &adc {
 111         status = "okay";
 112 };
 113
 114 &i2c0 {
 115         status = "okay";
 116         //Airmax Conn B, CPU0 PIROM, CPU1 PIROM
 117 };
 118
 119 &i2c1 {
 120         status = "okay";
 121         //X24 Riser
 122 };
 123
 124 &i2c2 {
 125         status = "okay";
 126         // Mezz Management SMBus
 127 };
 128
 129 &i2c3 {
 130         status = "okay";
 131         // SMBus to Board ID EEPROM
 132 };
 133
 134 &i2c4 {
 135         status = "okay";
 136         // BMC Debug Header
 137 };
 138
 139 &i2c5 {
 140         status = "okay";
 141         // CPU Voltage regulators
 142 };
 143
 144 &i2c6 {
 145         status = "okay";
 146         tpm@20 {
 147                 compatible = "infineon,slb9645tt";
 148                 reg = <0x20>;
 149         };
 150         tmp421@4e {
 151                 compatible = "ti,tmp421";
 152                 reg = <0x4e>;
 153         };
 154         tmp421@4f {
 155                 compatible = "ti,tmp421";
 156                 reg = <0x4f>;
 157         };
 158         eeprom@54 {
 159                 compatible = "atmel,24c64";
 160                 reg = <0x54>;
 161                 pagesize = <32>;
 162         };
 163 };
 164
 165 &i2c7 {
 166         status = "okay";
 167         //HSC, AirMax Conn A
 168 };
 169
 170 &i2c8 {
 171         status = "okay";
 172         tmp421@1f {
 173                 compatible = "ti,tmp421";
 174                 reg = <0x1f>;
 175         };
 176         //Mezz Sensor SMBus
 177 };
 178
 179 &i2c9 {
 180         status = "okay";
 181         //USB Debug Connector
 182 };
 183
 184 &pwm_tacho {
 185         status = "okay";
 186         pinctrl-names = "default";
 187         pinctrl-0 = <&pinctrl_pwm0_default &pinctrl_pwm1_default>;
 188         fan@0 {
 189                 reg = <0x00>;
 190                 aspeed,fan-tach-ch = /bits/ 8 <0x00>;
 191         };
 192
 193         fan@1 {
 194                 reg = <0x01>;
 195                 aspeed,fan-tach-ch = /bits/ 8 <0x02>;
 196         };
 197 };