arch/arm/boot/dts/aspeed-bmc-opp-romulus.dts

   1 // SPDX-License-Identifier: GPL-2.0+
   2 /dts-v1/;
   3 #include "aspeed-g5.dtsi"
   4 #include <dt-bindings/gpio/aspeed-gpio.h>
   5
   6 / {
   7         model = "Romulus BMC";
   8         compatible = "ibm,romulus-bmc", "aspeed,ast2500";
   9
  10         chosen {
  11                 stdout-path = &uart5;
  12                 bootargs = "console=ttyS4,115200 earlyprintk";
  13         };
  14
  15         memory@80000000 {
  16                 reg = <0x80000000 0x20000000>;
  17         };
  18
  19         reserved-memory {
  20                 #address-cells = <1>;
  21                 #size-cells = <1>;
  22                 ranges;
  23
  24                 vga_memory: framebuffer@bf000000 {
  25                         no-map;
  26                         reg = <0xbf000000 0x01000000>; /* 16M */
  27                 };
  28
  29                 flash_memory: region@98000000 {
  30                         no-map;
  31                         reg = <0x98000000 0x04000000>; /* 64M */
  32                 };
  33         };
  34
  35         leds {
  36                 compatible = "gpio-leds";
  37
  38                 fault {
  39                         gpios = <&gpio ASPEED_GPIO(N, 2) GPIO_ACTIVE_LOW>;
  40                 };
  41
  42                 identify {
  43                         gpios = <&gpio ASPEED_GPIO(N, 4) GPIO_ACTIVE_HIGH>;
  44                 };
  45
  46                 power {
  47                         gpios = <&gpio ASPEED_GPIO(R, 5) GPIO_ACTIVE_LOW>;
  48                 };
  49         };
  50
  51         fsi: gpio-fsi {
  52                 compatible = "fsi-master-gpio", "fsi-master";
  53                 #address-cells = <2>;
  54                 #size-cells = <0>;
  55
  56                 clock-gpios = <&gpio ASPEED_GPIO(AA, 0) GPIO_ACTIVE_HIGH>;
  57                 data-gpios = <&gpio ASPEED_GPIO(AA, 2) GPIO_ACTIVE_HIGH>;
  58                 mux-gpios = <&gpio ASPEED_GPIO(A, 6) GPIO_ACTIVE_HIGH>;
  59                 enable-gpios = <&gpio ASPEED_GPIO(D, 0) GPIO_ACTIVE_HIGH>;
  60                 trans-gpios = <&gpio ASPEED_GPIO(R, 2) GPIO_ACTIVE_HIGH>;
  61         };
  62
  63         gpio-keys {
  64                 compatible = "gpio-keys";
  65
  66                 checkstop {
  67                         label = "checkstop";
  68                         gpios = <&gpio ASPEED_GPIO(J, 2) GPIO_ACTIVE_LOW>;
  69                         linux,code = <ASPEED_GPIO(J, 2)>;
  70                 };
  71
  72                 id-button {
  73                         label = "id-button";
  74                         gpios = <&gpio ASPEED_GPIO(Q, 7) GPIO_ACTIVE_LOW>;
  75                         linux,code = <ASPEED_GPIO(Q, 7)>;
  76                 };
  77         };
  78 };
  79
  80 &fmc {
  81         status = "okay";
  82         flash@0 {
  83                 status = "okay";
  84                 m25p,fast-read;
  85                 label = "bmc";
  86 #include "openbmc-flash-layout.dtsi"
  87         };
  88 };
  89
  90 &spi1 {
  91         status = "okay";
  92         pinctrl-names = "default";
  93         pinctrl-0 = <&pinctrl_spi1_default>;
  94
  95         flash@0 {
  96                 status = "okay";
  97                 m25p,fast-read;
  98                 label = "pnor";
  99         };
 100 };
 101
 102 &lpc_ctrl {
 103         status = "okay";
 104         memory-region = <&flash_memory>;
 105         flash = <&spi1>;
 106 };
 107
 108 &uart1 {
 109         /* Rear RS-232 connector */
 110         status = "okay";
 111
 112         pinctrl-names = "default";
 113         pinctrl-0 = <&pinctrl_txd1_default
 114                         &pinctrl_rxd1_default
 115                         &pinctrl_nrts1_default
 116                         &pinctrl_ndtr1_default
 117                         &pinctrl_ndsr1_default
 118                         &pinctrl_ncts1_default
 119                         &pinctrl_ndcd1_default
 120                         &pinctrl_nri1_default>;
 121 };
 122
 123 &uart5 {
 124         status = "okay";
 125 };
 126
 127 &mac0 {
 128         status = "okay";
 129
 130         use-ncsi;
 131
 132         pinctrl-names = "default";
 133         pinctrl-0 = <&pinctrl_rmii1_default>;
 134 };
 135
 136 &i2c1 {
 137         status = "okay";
 138 };
 139
 140 &i2c2 {
 141         status = "okay";
 142 };
 143
 144 &i2c3 {
 145         status = "okay";
 146 };
 147
 148 &i2c4 {
 149         status = "okay";
 150 };
 151
 152 &i2c5 {
 153         status = "okay";
 154 };
 155
 156 &i2c6 {
 157         /* PCIe slot 1 (x8) */
 158         status = "okay";
 159 };
 160
 161 &i2c7 {
 162         /* PCIe slot 2 (x16) */
 163         status = "okay";
 164 };
 165
 166 &i2c8 {
 167         /* PCIe slot 3 (x16) */
 168         status = "okay";
 169 };
 170
 171 &i2c9 {
 172         /* PCIe slot 4 (x16) */
 173         status = "okay";
 174 };
 175
 176 &i2c10 {
 177         /* PCIe slot 5 (x8) */
 178         status = "okay";
 179 };
 180
 181 &i2c11 {
 182         status = "okay";
 183
 184         rtc@32 {
 185                 compatible = "epson,rx8900";
 186                 reg = <0x32>;
 187         };
 188 };
 189
 190 &i2c12 {
 191         status = "okay";
 192
 193         w83773g@4c {
 194                 compatible = "nuvoton,w83773g";
 195                 reg = <0x4c>;
 196         };
 197 };
 198
 199 &gpio {
 200         nic_func_mode0 {
 201                 gpio-hog;
 202                 gpios = <ASPEED_GPIO(D, 3) GPIO_ACTIVE_HIGH>;
 203                 output-low;
 204                 line-name = "nic_func_mode0";
 205         };
 206         nic_func_mode1 {
 207                 gpio-hog;
 208                 gpios = <ASPEED_GPIO(D, 4) GPIO_ACTIVE_HIGH>;
 209                 output-low;
 210                 line-name = "nic_func_mode1";
 211         };
 212         seq_cont {
 213                 gpio-hog;
 214                 gpios = <ASPEED_GPIO(S, 7) GPIO_ACTIVE_HIGH>;
 215                 output-low;
 216                 line-name = "seq_cont";
 217         };
 218 };
 219
 220 &vuart {
 221         status = "okay";
 222 };
 223
 224 &gfx {
 225         status = "okay";
 226 };
 227
 228 &pinctrl {
 229         aspeed,external-nodes = <&gfx &lhc>;
 230 };
 231
 232 &pwm_tacho {
 233         status = "okay";
 234         pinctrl-names = "default";
 235         pinctrl-0 = <&pinctrl_pwm0_default &pinctrl_pwm1_default>;
 236
 237         fan@0 {
 238                 reg = <0x00>;
 239                 aspeed,fan-tach-ch = /bits/ 8 <0x08>;
 240         };
 241
 242         fan@1 {
 243                 reg = <0x00>;
 244                 aspeed,fan-tach-ch = /bits/ 8 <0x09>;
 245         };
 246
 247         fan@2 {
 248                 reg = <0x01>;
 249                 aspeed,fan-tach-ch = /bits/ 8 <0x0a>;
 250         };
 251
 252         fan@3 {
 253                 reg = <0x01>;
 254                 aspeed,fan-tach-ch = /bits/ 8 <0x0b>;
 255         };
 256
 257         fan@4 {
 258                 reg = <0x00>;
 259                 aspeed,fan-tach-ch = /bits/ 8 <0x0c>;
 260         };
 261
 262         fan@5 {
 263                 reg = <0x00>;
 264                 aspeed,fan-tach-ch = /bits/ 8 <0x0d>;
 265         };
 266
 267         fan@6 {
 268                 reg = <0x01>;
 269                 aspeed,fan-tach-ch = /bits/ 8 <0x0e>;
 270         };
 271 };
 272
 273 &ibt {
 274         status = "okay";
 275 };