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

   1 // SPDX-License-Identifier: GPL-2.0+
   2 // Copyright (c) 2018 Facebook Inc.
   3 /dts-v1/;
   4
   5 #include "aspeed-g5.dtsi"
   6
   7 / {
   8         model = "Facebook Minipack 100 BMC";
   9         compatible = "facebook,minipack-bmc", "aspeed,ast2500";
  10
  11         aliases {
  12                 /*
  13                  * Override the default serial aliases to avoid breaking
  14                  * the legacy applications.
  15                  */
  16                 serial0 = &uart5;
  17                 serial1 = &uart1;
  18                 serial2 = &uart2;
  19                 serial3 = &uart3;
  20                 serial4 = &uart4;
  21
  22                 /*
  23                  * i2c switch 2-0070, pca9548, 8 child channels assigned
  24                  * with bus number 16-23.
  25                  */
  26                 i2c16 = &imux16;
  27                 i2c17 = &imux17;
  28                 i2c18 = &imux18;
  29                 i2c19 = &imux19;
  30                 i2c20 = &imux20;
  31                 i2c21 = &imux21;
  32                 i2c22 = &imux22;
  33                 i2c23 = &imux23;
  34
  35                 /*
  36                  * i2c switch 8-0070, pca9548, 8 child channels assigned
  37                  * with bus number 24-31.
  38                  */
  39                 i2c24 = &imux24;
  40                 i2c25 = &imux25;
  41                 i2c26 = &imux26;
  42                 i2c27 = &imux27;
  43                 i2c28 = &imux28;
  44                 i2c29 = &imux29;
  45                 i2c30 = &imux30;
  46                 i2c31 = &imux31;
  47
  48                 /*
  49                  * i2c switch 9-0070, pca9548, 8 child channels assigned
  50                  * with bus number 32-39.
  51                  */
  52                 i2c32 = &imux32;
  53                 i2c33 = &imux33;
  54                 i2c34 = &imux34;
  55                 i2c35 = &imux35;
  56                 i2c36 = &imux36;
  57                 i2c37 = &imux37;
  58                 i2c38 = &imux38;
  59                 i2c39 = &imux39;
  60
  61                 /*
  62                  * i2c switch 11-0070, pca9548, 8 child channels assigned
  63                  * with bus number 40-47.
  64                  */
  65                 i2c40 = &imux40;
  66                 i2c41 = &imux41;
  67                 i2c42 = &imux42;
  68                 i2c43 = &imux43;
  69                 i2c44 = &imux44;
  70                 i2c45 = &imux45;
  71                 i2c46 = &imux46;
  72                 i2c47 = &imux47;
  73         };
  74
  75         chosen {
  76                 stdout-path = &uart1;
  77                 bootargs = "debug console=ttyS1,9600n8 root=/dev/ram rw";
  78         };
  79
  80         memory@80000000 {
  81                 reg = <0x80000000 0x20000000>;
  82         };
  83 };
  84
  85 &wdt1 {
  86         status = "okay";
  87         aspeed,reset-type = "system";
  88 };
  89
  90 &wdt2 {
  91         status = "okay";
  92         aspeed,reset-type = "system";
  93 };
  94
  95 &fmc {
  96         status = "okay";
  97         flash@0 {
  98                 status = "okay";
  99                 m25p,fast-read;
 100                 label = "bmc";
 101 #include "facebook-bmc-flash-layout.dtsi"
 102         };
 103 };
 104
 105 &uart1 {
 106         status = "okay";
 107         pinctrl-names = "default";
 108         pinctrl-0 = <&pinctrl_txd1_default
 109                      &pinctrl_rxd1_default
 110                      &pinctrl_ncts1_default
 111                      &pinctrl_ndsr1_default
 112                      &pinctrl_ndtr1_default
 113                      &pinctrl_nrts1_default>;
 114 };
 115
 116 &uart2 {
 117         status = "okay";
 118         pinctrl-names = "default";
 119         pinctrl-0 = <&pinctrl_txd2_default
 120                      &pinctrl_rxd2_default>;
 121 };
 122
 123 &uart3 {
 124         status = "okay";
 125         pinctrl-names = "default";
 126         pinctrl-0 = <&pinctrl_txd3_default
 127                      &pinctrl_rxd3_default>;
 128 };
 129
 130 &uart4 {
 131         status = "okay";
 132         pinctrl-names = "default";
 133         pinctrl-0 = <&pinctrl_txd4_default
 134                      &pinctrl_rxd4_default>;
 135 };
 136
 137 &uart5 {
 138         status = "okay";
 139 };
 140
 141 &mac1 {
 142         status = "okay";
 143         no-hw-checksum;
 144         pinctrl-names = "default";
 145         pinctrl-0 = <&pinctrl_rgmii2_default &pinctrl_mdio2_default>;
 146 };
 147
 148 &i2c0 {
 149         status = "okay";
 150         bus-frequency = <400000>;
 151         multi-master;
 152 };
 153
 154 &i2c1 {
 155         status = "okay";
 156 };
 157
 158 &i2c2 {
 159         status = "okay";
 160
 161         i2c-switch@70 {
 162                 compatible = "nxp,pca9548";
 163                 #address-cells = <1>;
 164                 #size-cells = <0>;
 165                 reg = <0x70>;
 166
 167                 imux16: i2c@0 {
 168                         #address-cells = <1>;
 169                         #size-cells = <0>;
 170                         reg = <0>;
 171                 };
 172
 173                 imux17: i2c@1 {
 174                         #address-cells = <1>;
 175                         #size-cells = <0>;
 176                         reg = <1>;
 177                 };
 178
 179                 imux18: i2c@2 {
 180                         #address-cells = <1>;
 181                         #size-cells = <0>;
 182                         reg = <2>;
 183                 };
 184
 185                 imux19: i2c@3 {
 186                         #address-cells = <1>;
 187                         #size-cells = <0>;
 188                         reg = <3>;
 189                 };
 190
 191                 imux20: i2c@4 {
 192                         #address-cells = <1>;
 193                         #size-cells = <0>;
 194                         reg = <4>;
 195                 };
 196
 197                 imux21: i2c@5 {
 198                         #address-cells = <1>;
 199                         #size-cells = <0>;
 200                         reg = <5>;
 201                 };
 202
 203                 imux22: i2c@6 {
 204                         #address-cells = <1>;
 205                         #size-cells = <0>;
 206                         reg = <6>;
 207                 };
 208
 209                 imux23: i2c@7 {
 210                         #address-cells = <1>;
 211                         #size-cells = <0>;
 212                         reg = <7>;
 213                 };
 214         };
 215 };
 216
 217 &i2c3 {
 218         status = "okay";
 219 };
 220
 221 &i2c4 {
 222         status = "okay";
 223         multi-master;
 224 };
 225
 226 &i2c5 {
 227         status = "okay";
 228 };
 229
 230 &i2c6 {
 231         status = "okay";
 232 };
 233
 234 &i2c7 {
 235         status = "okay";
 236 };
 237
 238 &i2c8 {
 239         status = "okay";
 240
 241         i2c-switch@70 {
 242                 compatible = "nxp,pca9548";
 243                 #address-cells = <1>;
 244                 #size-cells = <0>;
 245                 reg = <0x70>;
 246
 247                 imux24: i2c@0 {
 248                         #address-cells = <1>;
 249                         #size-cells = <0>;
 250                         reg = <0>;
 251                 };
 252
 253                 imux25: i2c@1 {
 254                         #address-cells = <1>;
 255                         #size-cells = <0>;
 256                         reg = <1>;
 257                 };
 258
 259                 imux26: i2c@2 {
 260                         #address-cells = <1>;
 261                         #size-cells = <0>;
 262                         reg = <2>;
 263                 };
 264
 265                 imux27: i2c@3 {
 266                         #address-cells = <1>;
 267                         #size-cells = <0>;
 268                         reg = <3>;
 269                 };
 270
 271                 imux28: i2c@4 {
 272                         #address-cells = <1>;
 273                         #size-cells = <0>;
 274                         reg = <4>;
 275                 };
 276
 277                 imux29: i2c@5 {
 278                         #address-cells = <1>;
 279                         #size-cells = <0>;
 280                         reg = <5>;
 281                 };
 282
 283                 imux30: i2c@6 {
 284                         #address-cells = <1>;
 285                         #size-cells = <0>;
 286                         reg = <6>;
 287                 };
 288
 289                 imux31: i2c@7 {
 290                         #address-cells = <1>;
 291                         #size-cells = <0>;
 292                         reg = <7>;
 293                 };
 294         };
 295 };
 296
 297 &i2c9 {
 298         status = "okay";
 299
 300         i2c-switch@70 {
 301                 compatible = "nxp,pca9548";
 302                 #address-cells = <1>;
 303                 #size-cells = <0>;
 304                 reg = <0x70>;
 305
 306                 imux32: i2c@0 {
 307                         #address-cells = <1>;
 308                         #size-cells = <0>;
 309                         reg = <0>;
 310                 };
 311
 312                 imux33: i2c@1 {
 313                         #address-cells = <1>;
 314                         #size-cells = <0>;
 315                         reg = <1>;
 316                 };
 317
 318                 imux34: i2c@2 {
 319                         #address-cells = <1>;
 320                         #size-cells = <0>;
 321                         reg = <2>;
 322                 };
 323
 324                 imux35: i2c@3 {
 325                         #address-cells = <1>;
 326                         #size-cells = <0>;
 327                         reg = <3>;
 328                 };
 329
 330                 imux36: i2c@4 {
 331                         #address-cells = <1>;
 332                         #size-cells = <0>;
 333                         reg = <4>;
 334                 };
 335
 336                 imux37: i2c@5 {
 337                         #address-cells = <1>;
 338                         #size-cells = <0>;
 339                         reg = <5>;
 340                 };
 341
 342                 imux38: i2c@6 {
 343                         #address-cells = <1>;
 344                         #size-cells = <0>;
 345                         reg = <6>;
 346                 };
 347
 348                 imux39: i2c@7 {
 349                         #address-cells = <1>;
 350                         #size-cells = <0>;
 351                         reg = <7>;
 352                 };
 353         };
 354 };
 355
 356 &i2c10 {
 357         status = "okay";
 358 };
 359
 360 &i2c11 {
 361         status = "okay";
 362
 363         i2c-switch@70 {
 364                 compatible = "nxp,pca9548";
 365                 #address-cells = <1>;
 366                 #size-cells = <0>;
 367                 reg = <0x70>;
 368
 369                 imux40: i2c@0 {
 370                         #address-cells = <1>;
 371                         #size-cells = <0>;
 372                         reg = <0>;
 373                 };
 374
 375                 imux41: i2c@1 {
 376                         #address-cells = <1>;
 377                         #size-cells = <0>;
 378                         reg = <1>;
 379                 };
 380
 381                 imux42: i2c@2 {
 382                         #address-cells = <1>;
 383                         #size-cells = <0>;
 384                         reg = <2>;
 385                 };
 386
 387                 imux43: i2c@3 {
 388                         #address-cells = <1>;
 389                         #size-cells = <0>;
 390                         reg = <3>;
 391                 };
 392
 393                 imux44: i2c@4 {
 394                         #address-cells = <1>;
 395                         #size-cells = <0>;
 396                         reg = <4>;
 397                 };
 398
 399                 imux45: i2c@5 {
 400                         #address-cells = <1>;
 401                         #size-cells = <0>;
 402                         reg = <5>;
 403                 };
 404
 405                 imux46: i2c@6 {
 406                         #address-cells = <1>;
 407                         #size-cells = <0>;
 408                         reg = <6>;
 409                 };
 410
 411                 imux47: i2c@7 {
 412                         #address-cells = <1>;
 413                         #size-cells = <0>;
 414                         reg = <7>;
 415                 };
 416         };
 417 };
 418
 419 &i2c12 {
 420         status = "okay";
 421 };
 422
 423 &i2c13 {
 424         status = "okay";
 425 };
 426
 427 &vhub {
 428         status = "okay";
 429 };