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
  26 &fmc {
  27         status = "okay";
  28         flash@0 {
  29                 status = "okay";
  30                 m25p,fast-read;
  31 #include "openbmc-flash-layout.dtsi"
  32         };
  33 };
  34
  35 &spi1 {
  36         status = "okay";
  37         pinctrl-names = "default";
  38         pinctrl-0 = <&pinctrl_spi1_default>;
  39         flash@0 {
  40                 status = "okay";
  41                 m25p,fast-read;
  42                 label = "pnor";
  43         };
  44 };
  45
  46 &uart1 {
  47         // Host Console
  48         status = "okay";
  49         pinctrl-names = "default";
  50         pinctrl-0 = <&pinctrl_txd1_default
  51                      &pinctrl_rxd1_default>;
  52 };
  53
  54 &uart5 {
  55         // BMC Console
  56         status = "okay";
  57 };
  58
  59 &mac0 {
  60         status = "okay";
  61
  62         pinctrl-names = "default";
  63         pinctrl-0 = <&pinctrl_rmii1_default>;
  64         use-ncsi;
  65 };
  66
  67 &i2c0 {
  68         status = "okay";
  69         //Airmax Conn B, CPU0 PIROM, CPU1 PIROM
  70 };
  71
  72 &i2c1 {
  73         status = "okay";
  74         //X24 Riser
  75 };
  76
  77 &i2c2 {
  78         status = "okay";
  79         // Mezz Management SMBus
  80 };
  81
  82 &i2c3 {
  83         status = "okay";
  84         // SMBus to Board ID EEPROM
  85 };
  86
  87 &i2c4 {
  88         status = "okay";
  89         // BMC Debug Header
  90 };
  91
  92 &i2c5 {
  93         status = "okay";
  94         // CPU Voltage regulators
  95 };
  96
  97 &i2c6 {
  98         status = "okay";
  99         tpm@20 {
 100                 compatible = "infineon,slb9645tt";
 101                 reg = <0x20>;
 102         };
 103         tmp421@4e {
 104                 compatible = "ti,tmp421";
 105                 reg = <0x4e>;
 106         };
 107         tmp421@4f {
 108                 compatible = "ti,tmp421";
 109                 reg = <0x4f>;
 110         };
 111         eeprom@54 {
 112                 compatible = "atmel,24c64";
 113                 reg = <0x54>;
 114                 pagesize = <32>;
 115         };
 116 };
 117
 118 &i2c7 {
 119         status = "okay";
 120         //HSC, AirMax Conn A
 121 };
 122
 123 &i2c8 {
 124         status = "okay";
 125         //Mezz Sensor SMBus
 126 };
 127
 128 &i2c9 {
 129         status = "okay";
 130         //USB Debug Connector
 131 };
 132
 133 &pwm_tacho {
 134         status = "okay";
 135         pinctrl-names = "default";
 136         pinctrl-0 = <&pinctrl_pwm0_default &pinctrl_pwm1_default>;
 137         fan@0 {
 138                 reg = <0x00>;
 139                 aspeed,fan-tach-ch = /bits/ 8 <0x00>;
 140         };
 141
 142         fan@1 {
 143                 reg = <0x00>;
 144                 aspeed,fan-tach-ch = /bits/ 8 <0x01>;
 145         };
 146 };