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@9f000000 {
  25                         no-map;
  26                         reg = <0x9f000000 0x01000000>; /* 16M */
  27                 };
  28
  29                 flash_memory: region@98000000 {
  30                         no-map;
  31                         reg = <0x98000000 0x04000000>; /* 64M */
  32                 };
  33
  34                 coldfire_memory: codefire_memory@9ef00000 {
  35                         reg = <0x9ef00000 0x00100000>;
  36                         no-map;
  37                 };
  38
  39                 gfx_memory: framebuffer {
  40                         size = <0x01000000>;
  41                         alignment = <0x01000000>;
  42                         compatible = "shared-dma-pool";
  43                         reusable;
  44                 };
  45
  46                 video_engine_memory: jpegbuffer {
  47                         size = <0x02000000>;    /* 32M */
  48                         alignment = <0x01000000>;
  49                         compatible = "shared-dma-pool";
  50                         reusable;
  51                 };
  52         };
  53
  54         leds {
  55                 compatible = "gpio-leds";
  56
  57                 fault {
  58                         gpios = <&gpio ASPEED_GPIO(N, 2) GPIO_ACTIVE_LOW>;
  59                 };
  60
  61                 identify {
  62                         gpios = <&gpio ASPEED_GPIO(N, 4) GPIO_ACTIVE_HIGH>;
  63                 };
  64
  65                 power {
  66                         gpios = <&gpio ASPEED_GPIO(R, 5) GPIO_ACTIVE_LOW>;
  67                 };
  68         };
  69
  70         fsi: gpio-fsi {
  71                 compatible = "aspeed,ast2500-cf-fsi-master", "fsi-master";
  72                 #address-cells = <2>;
  73                 #size-cells = <0>;
  74                 no-gpio-delays;
  75
  76                 memory-region = <&coldfire_memory>;
  77                 aspeed,sram = <&sram>;
  78                 aspeed,cvic = <&cvic>;
  79
  80                 clock-gpios = <&gpio ASPEED_GPIO(AA, 0) GPIO_ACTIVE_HIGH>;
  81                 data-gpios = <&gpio ASPEED_GPIO(AA, 2) GPIO_ACTIVE_HIGH>;
  82                 mux-gpios = <&gpio ASPEED_GPIO(A, 6) GPIO_ACTIVE_HIGH>;
  83                 enable-gpios = <&gpio ASPEED_GPIO(D, 0) GPIO_ACTIVE_HIGH>;
  84                 trans-gpios = <&gpio ASPEED_GPIO(R, 2) GPIO_ACTIVE_HIGH>;
  85         };
  86
  87         gpio-keys {
  88                 compatible = "gpio-keys";
  89
  90                 checkstop {
  91                         label = "checkstop";
  92                         gpios = <&gpio ASPEED_GPIO(J, 2) GPIO_ACTIVE_LOW>;
  93                         linux,code = <ASPEED_GPIO(J, 2)>;
  94                 };
  95
  96                 id-button {
  97                         label = "id-button";
  98                         gpios = <&gpio ASPEED_GPIO(Q, 7) GPIO_ACTIVE_LOW>;
  99                         linux,code = <ASPEED_GPIO(Q, 7)>;
 100                 };
 101         };
 102
 103         iio-hwmon-battery {
 104                 compatible = "iio-hwmon";
 105                 io-channels = <&adc 12>;
 106         };
 107 };
 108
 109 &fmc {
 110         status = "okay";
 111         flash@0 {
 112                 status = "okay";
 113                 m25p,fast-read;
 114                 label = "bmc";
 115                 spi-max-frequency = <50000000>;
 116 #include "openbmc-flash-layout.dtsi"
 117         };
 118 };
 119
 120 &spi1 {
 121         status = "okay";
 122         pinctrl-names = "default";
 123         pinctrl-0 = <&pinctrl_spi1_default>;
 124
 125         flash@0 {
 126                 status = "okay";
 127                 m25p,fast-read;
 128                 label = "pnor";
 129                 spi-max-frequency = <100000000>;
 130         };
 131 };
 132
 133 &lpc_ctrl {
 134         status = "okay";
 135         memory-region = <&flash_memory>;
 136         flash = <&spi1>;
 137 };
 138
 139 &uart1 {
 140         /* Rear RS-232 connector */
 141         status = "okay";
 142
 143         pinctrl-names = "default";
 144         pinctrl-0 = <&pinctrl_txd1_default
 145                         &pinctrl_rxd1_default
 146                         &pinctrl_nrts1_default
 147                         &pinctrl_ndtr1_default
 148                         &pinctrl_ndsr1_default
 149                         &pinctrl_ncts1_default
 150                         &pinctrl_ndcd1_default
 151                         &pinctrl_nri1_default>;
 152 };
 153
 154 &uart5 {
 155         status = "okay";
 156 };
 157
 158 &mac0 {
 159         status = "okay";
 160
 161         use-ncsi;
 162
 163         pinctrl-names = "default";
 164         pinctrl-0 = <&pinctrl_rmii1_default>;
 165         clocks = <&syscon ASPEED_CLK_GATE_MAC1CLK>,
 166                  <&syscon ASPEED_CLK_MAC1RCLK>;
 167         clock-names = "MACCLK", "RCLK";
 168 };
 169
 170 &i2c1 {
 171         status = "okay";
 172 };
 173
 174 &i2c2 {
 175         status = "okay";
 176 };
 177
 178 &i2c3 {
 179         status = "okay";
 180 };
 181
 182 &i2c4 {
 183         status = "okay";
 184 };
 185
 186 &i2c5 {
 187         status = "okay";
 188 };
 189
 190 &i2c6 {
 191         /* PCIe slot 1 (x8) */
 192         status = "okay";
 193 };
 194
 195 &i2c7 {
 196         /* PCIe slot 2 (x16) */
 197         status = "okay";
 198 };
 199
 200 &i2c8 {
 201         /* PCIe slot 3 (x16) */
 202         status = "okay";
 203 };
 204
 205 &i2c9 {
 206         /* PCIe slot 4 (x16) */
 207         status = "okay";
 208 };
 209
 210 &i2c10 {
 211         /* PCIe slot 5 (x8) */
 212         status = "okay";
 213 };
 214
 215 &i2c11 {
 216         status = "okay";
 217
 218         rtc@32 {
 219                 compatible = "epson,rx8900";
 220                 reg = <0x32>;
 221         };
 222 };
 223
 224 &i2c12 {
 225         status = "okay";
 226
 227         w83773g@4c {
 228                 compatible = "nuvoton,w83773g";
 229                 reg = <0x4c>;
 230         };
 231 };
 232
 233 &gpio {
 234         gpio-line-names =
 235         /*A0-A7*/       "","cfam-reset","","","","","fsi-mux","",
 236         /*B0-B7*/       "","","","","","","","",
 237         /*C0-C7*/       "","","","","","","","",
 238         /*D0-D7*/       "fsi-enable","","","nic_func_mode0","nic_func_mode1","","","",
 239         /*E0-E7*/       "","","","","","","","",
 240         /*F0-F7*/       "","","","","","","","",
 241         /*G0-G7*/       "","","","","","","","",
 242         /*H0-H7*/       "","","","","","","","",
 243         /*I0-I7*/       "","","","power-button","","","","",
 244         /*J0-J7*/       "","","checkstop","","","","","",
 245         /*K0-K7*/       "","","","","","","","",
 246         /*L0-L7*/       "","","","","","","","",
 247         /*M0-M7*/       "","","","","","","","",
 248         /*N0-N7*/       "","","led-fault","",
 249                                 "led-identify","","","",
 250         /*O0-O7*/       "","","","","","","","",
 251         /*P0-P7*/       "","","","","","","","",
 252         /*Q0-Q7*/       "","","","","","","","id-button",
 253         /*R0-R7*/       "","","fsi-trans","","","led-power","","",
 254         /*S0-S7*/       "","","","","","","","seq_cont",
 255         /*T0-T7*/       "","","","","","","","",
 256         /*U0-U7*/       "","","","","","","","",
 257         /*V0-V7*/       "","","","","","","","",
 258         /*W0-W7*/       "","","","","","","","",
 259         /*X0-X7*/       "","","","","","","","",
 260         /*Y0-Y7*/       "","","","","","","","",
 261         /*Z0-Z7*/       "","","","","","","","",
 262         /*AA0-AA7*/     "fsi-clock","","fsi-data","","","","","",
 263         /*AB0-AB7*/     "","","","","","","","",
 264         /*AC0-AC7*/     "","","","","","","","";
 265
 266         nic_func_mode0 {
 267                 gpio-hog;
 268                 gpios = <ASPEED_GPIO(D, 3) GPIO_ACTIVE_HIGH>;
 269                 output-low;
 270         };
 271         nic_func_mode1 {
 272                 gpio-hog;
 273                 gpios = <ASPEED_GPIO(D, 4) GPIO_ACTIVE_HIGH>;
 274                 output-low;
 275         };
 276         seq_cont {
 277                 gpio-hog;
 278                 gpios = <ASPEED_GPIO(S, 7) GPIO_ACTIVE_HIGH>;
 279                 output-low;
 280         };
 281 };
 282
 283 &vuart {
 284         status = "okay";
 285 };
 286
 287 &gfx {
 288         status = "okay";
 289         memory-region = <&gfx_memory>;
 290 };
 291
 292 &pinctrl {
 293         aspeed,external-nodes = <&gfx &lhc>;
 294 };
 295
 296 &pwm_tacho {
 297         status = "okay";
 298         pinctrl-names = "default";
 299         pinctrl-0 = <&pinctrl_pwm0_default &pinctrl_pwm1_default>;
 300
 301         fan@0 {
 302                 reg = <0x00>;
 303                 aspeed,fan-tach-ch = /bits/ 8 <0x08>;
 304         };
 305
 306         fan@1 {
 307                 reg = <0x00>;
 308                 aspeed,fan-tach-ch = /bits/ 8 <0x09>;
 309         };
 310
 311         fan@2 {
 312                 reg = <0x01>;
 313                 aspeed,fan-tach-ch = /bits/ 8 <0x0a>;
 314         };
 315
 316         fan@3 {
 317                 reg = <0x01>;
 318                 aspeed,fan-tach-ch = /bits/ 8 <0x0b>;
 319         };
 320
 321         fan@4 {
 322                 reg = <0x00>;
 323                 aspeed,fan-tach-ch = /bits/ 8 <0x0c>;
 324         };
 325
 326         fan@5 {
 327                 reg = <0x00>;
 328                 aspeed,fan-tach-ch = /bits/ 8 <0x0d>;
 329         };
 330
 331         fan@6 {
 332                 reg = <0x01>;
 333                 aspeed,fan-tach-ch = /bits/ 8 <0x0e>;
 334         };
 335 };
 336
 337 &ibt {
 338         status = "okay";
 339 };
 340
 341 &vhub {
 342         status = "okay";
 343 };
 344
 345 &adc {
 346         status = "okay";
 347 };
 348
 349 &video {
 350         status = "okay";
 351         memory-region = <&video_engine_memory>;
 352 };
 353
 354 #include "ibm-power9-dual.dtsi"