src/arm/aspeed/aspeed-bmc-delta-ahe50dc.dts

   1 // SPDX-License-Identifier: GPL-2.0+
   2 /dts-v1/;
   3
   4 #include "aspeed-g4.dtsi"
   5 #include <dt-bindings/gpio/aspeed-gpio.h>
   6
   7 #define EFUSE_OUTPUT(n)                                 \
   8         efuse##n {                                      \
   9                 compatible = "regulator-output";        \
  10                 vout-supply = <&efuse##n>;              \
  11         }
  12
  13 #define __stringify(x) #x
  14
  15 #define EFUSE(hexaddr, num)                                                     \
  16         efuse@##hexaddr {                                                       \
  17                 compatible = "lm25066";                                         \
  18                 reg = <0x##hexaddr>;                                            \
  19                 shunt-resistor-micro-ohms = <675>;                              \
  20                 regulators {                                                    \
  21                         efuse##num: vout0 {                                     \
  22                                 regulator-name = __stringify(efuse##num##-reg); \
  23                         };                                                      \
  24                 };                                                              \
  25         }
  26
  27 /{
  28         model = "Delta Power AHE-50DC";
  29         compatible = "delta,ahe50dc-bmc", "aspeed,ast2400";
  30
  31         aliases {
  32                 serial4 = &uart5;
  33
  34                 /*
  35                  * pca9541-arbitrated logical i2c buses are numbered as the
  36                  * corresponding physical bus plus 20
  37                  */
  38                 i2c20 = &i2carb0;
  39                 i2c21 = &i2carb1;
  40                 i2c22 = &i2carb2;
  41                 i2c23 = &i2carb3;
  42                 i2c24 = &i2carb4;
  43                 i2c26 = &i2carb6;
  44                 i2c27 = &i2carb7;
  45                 i2c28 = &i2carb8;
  46                 i2c32 = &i2carb12;
  47         };
  48
  49         chosen {
  50                 stdout-path = &uart3;
  51                 bootargs = "console=ttyS2,115200n8 earlycon";
  52         };
  53
  54         memory@40000000 {
  55                 reg = <0x40000000 0x10000000>;
  56         };
  57
  58         leds {
  59                 compatible = "gpio-leds";
  60
  61                 heartbeat {
  62                         gpios = <&gpio ASPEED_GPIO(P, 0) GPIO_ACTIVE_HIGH>;
  63                         linux,default-trigger = "heartbeat";
  64                 };
  65
  66                 panic {
  67                         gpios = <&gpio ASPEED_GPIO(P, 2) GPIO_ACTIVE_HIGH>;
  68                         linux,default-trigger = "panic";
  69                 };
  70         };
  71
  72         iio-hwmon {
  73                 compatible = "iio-hwmon";
  74                 io-channels = <&adc 0>, <&adc 1>, <&adc 2>, <&adc 3>, <&adc 4>,
  75                         <&adc 5>, <&adc 6>, <&adc 7>, <&adc 8>, <&adc 9>;
  76         };
  77
  78         EFUSE_OUTPUT(01);
  79         EFUSE_OUTPUT(02);
  80         EFUSE_OUTPUT(03);
  81         EFUSE_OUTPUT(04);
  82         EFUSE_OUTPUT(05);
  83         EFUSE_OUTPUT(06);
  84         EFUSE_OUTPUT(07);
  85         EFUSE_OUTPUT(08);
  86         EFUSE_OUTPUT(09);
  87         EFUSE_OUTPUT(10);
  88         EFUSE_OUTPUT(11);
  89         EFUSE_OUTPUT(12);
  90         EFUSE_OUTPUT(13);
  91         EFUSE_OUTPUT(14);
  92         EFUSE_OUTPUT(15);
  93         EFUSE_OUTPUT(16);
  94         EFUSE_OUTPUT(17);
  95         EFUSE_OUTPUT(18);
  96         EFUSE_OUTPUT(19);
  97         EFUSE_OUTPUT(20);
  98         EFUSE_OUTPUT(21);
  99         EFUSE_OUTPUT(22);
 100         EFUSE_OUTPUT(23);
 101         EFUSE_OUTPUT(24);
 102         EFUSE_OUTPUT(25);
 103         EFUSE_OUTPUT(26);
 104         EFUSE_OUTPUT(27);
 105         EFUSE_OUTPUT(28);
 106         EFUSE_OUTPUT(29);
 107         EFUSE_OUTPUT(30);
 108         EFUSE_OUTPUT(31);
 109         EFUSE_OUTPUT(32);
 110         EFUSE_OUTPUT(33);
 111         EFUSE_OUTPUT(34);
 112         EFUSE_OUTPUT(35);
 113         EFUSE_OUTPUT(36);
 114         EFUSE_OUTPUT(37);
 115         EFUSE_OUTPUT(38);
 116         EFUSE_OUTPUT(39);
 117         EFUSE_OUTPUT(40);
 118         EFUSE_OUTPUT(41);
 119         EFUSE_OUTPUT(42);
 120         EFUSE_OUTPUT(43);
 121         EFUSE_OUTPUT(44);
 122         EFUSE_OUTPUT(45);
 123         EFUSE_OUTPUT(46);
 124         EFUSE_OUTPUT(47);
 125         EFUSE_OUTPUT(48);
 126         EFUSE_OUTPUT(49);
 127         EFUSE_OUTPUT(50);
 128
 129 };
 130
 131 &fmc {
 132         status = "okay";
 133
 134         flash@0 {
 135                 status = "okay";
 136                 m25p,fast-read;
 137                 label = "flash0";
 138                 spi-max-frequency = <50000000>; // 50 MHz
 139 #include "openbmc-flash-layout.dtsi"
 140         };
 141 };
 142
 143 &uart3 {
 144         status = "okay";
 145 };
 146
 147 &mac1 {
 148         status = "okay";
 149         pinctrl-names = "default";
 150         pinctrl-0 = <&pinctrl_rgmii2_default &pinctrl_mdio2_default>;
 151 };
 152
 153 &i2c0 {
 154         status = "okay";
 155         bus-frequency = <200000>;
 156
 157         pca9541@79 {
 158                 compatible = "nxp,pca9541";
 159                 reg = <0x79>;
 160
 161                 i2carb0: i2c-arb {
 162                         #address-cells = <1>;
 163                         #size-cells = <0>;
 164
 165                         /* lm25066 efuses @ 10-17, 40-47, 50-57 */
 166                         EFUSE(10, 03);
 167                         EFUSE(11, 04);
 168                         EFUSE(12, 01);
 169                         EFUSE(13, 02);
 170                         EFUSE(14, 13);
 171                         EFUSE(15, 14);
 172                         EFUSE(16, 15);
 173                         EFUSE(17, 16);
 174                         EFUSE(40, 12);
 175                         EFUSE(41, 11);
 176                         EFUSE(42, 10);
 177                         EFUSE(43, 09);
 178                         EFUSE(44, 08);
 179                         EFUSE(45, 07);
 180                         EFUSE(46, 05);
 181                         EFUSE(47, 06);
 182                         EFUSE(50, 17);
 183                         EFUSE(51, 18);
 184                         EFUSE(52, 20);
 185                         EFUSE(53, 19);
 186                         EFUSE(54, 22);
 187                         EFUSE(55, 21);
 188                         EFUSE(56, 24);
 189                         EFUSE(57, 23);
 190                 };
 191         };
 192 };
 193
 194 &i2c1 {
 195         status = "okay";
 196         bus-frequency = <200000>;
 197
 198         pca9541@72 {
 199                 compatible = "nxp,pca9541";
 200                 reg = <0x72>;
 201
 202                 i2carb1: i2c-arb {
 203                         #address-cells = <1>;
 204                         #size-cells = <0>;
 205                 };
 206         };
 207 };
 208
 209 &i2c2 {
 210         status = "okay";
 211         bus-frequency = <200000>;
 212
 213         pca9541@73 {
 214                 compatible = "nxp,pca9541";
 215                 reg = <0x73>;
 216
 217                 i2carb2: i2c-arb {
 218                         #address-cells = <1>;
 219                         #size-cells = <0>;
 220                 };
 221         };
 222 };
 223
 224 &i2c3 {
 225         status = "okay";
 226         bus-frequency = <200000>;
 227
 228         pca9541@74 {
 229                 compatible = "nxp,pca9541";
 230                 reg = <0x74>;
 231
 232                 i2carb3: i2c-arb {
 233                         #address-cells = <1>;
 234                         #size-cells = <0>;
 235                 };
 236         };
 237 };
 238
 239 &i2c4 {
 240         status = "okay";
 241         bus-frequency = <200000>;
 242
 243         pca9541@7a {
 244                 compatible = "nxp,pca9541";
 245                 reg = <0x7a>;
 246
 247                 i2carb4: i2c-arb {
 248                         #address-cells = <1>;
 249                         #size-cells = <0>;
 250
 251                         gpio@20 {
 252                                 compatible = "nxp,pca9534";
 253                                 reg = <0x20>;
 254                                 gpio-controller;
 255                                 #gpio-cells = <2>;
 256                         };
 257
 258                         /* lm25066 efuses @ 10-17, 40-47, 50-57, 59, 5a */
 259                         EFUSE(10, 27);
 260                         EFUSE(11, 28);
 261                         EFUSE(12, 25);
 262                         EFUSE(13, 26);
 263                         EFUSE(14, 37);
 264                         EFUSE(15, 38);
 265                         EFUSE(16, 39);
 266                         EFUSE(17, 40);
 267                         EFUSE(40, 36);
 268                         EFUSE(41, 35);
 269                         EFUSE(42, 34);
 270                         EFUSE(43, 33);
 271                         EFUSE(44, 32);
 272                         EFUSE(45, 31);
 273                         EFUSE(46, 29);
 274                         EFUSE(47, 30);
 275                         EFUSE(50, 41);
 276                         EFUSE(51, 42);
 277                         EFUSE(52, 44);
 278                         EFUSE(53, 43);
 279                         EFUSE(54, 46);
 280                         EFUSE(55, 45);
 281                         EFUSE(56, 48);
 282                         EFUSE(57, 47);
 283                         EFUSE(59, 49);
 284                         EFUSE(5a, 50);
 285                 };
 286         };
 287 };
 288
 289 &i2c6 {
 290         status = "okay";
 291         bus-frequency = <200000>;
 292
 293         pca9541@75 {
 294                 compatible = "nxp,pca9541";
 295                 reg = <0x75>;
 296
 297                 i2carb6: i2c-arb {
 298                         #address-cells = <1>;
 299                         #size-cells = <0>;
 300                 };
 301         };
 302 };
 303
 304 &i2c7 {
 305         status = "okay";
 306         bus-frequency = <200000>;
 307
 308         pca9541@76 {
 309                 compatible = "nxp,pca9541";
 310                 reg = <0x76>;
 311
 312                 i2carb7: i2c-arb {
 313                         #address-cells = <1>;
 314                         #size-cells = <0>;
 315                 };
 316         };
 317 };
 318
 319 &i2c8 {
 320         status = "okay";
 321         bus-frequency = <200000>;
 322
 323         pca9541@7c {
 324                 compatible = "nxp,pca9541";
 325                 reg = <0x7c>;
 326
 327                 i2carb8: i2c-arb {
 328                         #address-cells = <1>;
 329                         #size-cells = <0>;
 330
 331                         fancontrol@30 {
 332                                 compatible = "delta,ahe50dc-fan";
 333                                 reg = <0x30>;
 334                         };
 335
 336                         /* Baseboard FRU eeprom */
 337                         eeprom@50 {
 338                                 compatible = "atmel,24c02";
 339                                 reg = <0x50>;
 340                         };
 341                 };
 342         };
 343 };
 344
 345 &i2c12 {
 346         status = "okay";
 347         bus-frequency = <200000>;
 348
 349         pca9541@71 {
 350                 compatible = "nxp,pca9541";
 351                 reg = <0x71>;
 352
 353                 i2carb12: i2c-arb {
 354                         #address-cells = <1>;
 355                         #size-cells = <0>;
 356                 };
 357         };
 358 };
 359
 360 &gpio {
 361         status = "okay";
 362         gpio-line-names =
 363                 /*  A */ "", "", "", "", "", "", "", "",
 364                 /*  B */ "", "", "", "", "", "", "", "",
 365                 /*  C */ "RESET_PEER_N", "HEARTBEAT_OUT", "", "", "", "", "", "",
 366                 /*  D */ "", "", "", "", "", "", "", "",
 367                 /*  E */ "DOOM_N", "", "", "", "", "LED_PWR_BLUE", "", "",
 368                 /*  F */ "", "", "", "", "", "", "", "",
 369                 /*  G */ "", "", "", "", "", "", "", "",
 370                 /*  H */ "", "", "", "", "", "", "", "",
 371                 /*  I */ "", "", "", "", "", "", "", "",
 372                 /*  J */ "", "", "BMC_ID", "", "", "", "", "",
 373                 /*  K */ "", "", "", "", "", "", "", "",
 374                 /*  L */ "", "", "", "", "", "", "", "",
 375                 /*  M */ "", "", "", "", "", "", "", "",
 376                 /*  N */ "", "", "", "", "", "", "", "",
 377                 /*  O */ "", "", "", "", "", "", "", "",
 378                 /*  P */ "LED_GREEN", "", "LED_RED", "", "", "", "", "",
 379                 /*  Q */ "", "", "", "", "", "", "", "",
 380                 /*  R */ "", "", "", "", "", "", "", "",
 381                 /*  S */ "", "", "", "", "", "", "", "",
 382                 /*  T */ "", "", "", "", "", "", "", "",
 383                 /*  U */ "", "", "", "", "", "", "", "",
 384                 /*  V */ "", "", "", "", "", "", "", "",
 385                 /*  W */ "", "", "", "", "", "", "", "",
 386                 /*  X */ "", "", "", "", "", "", "", "",
 387                 /*  Y */ "HEARTBEAT_IN", "BOARDREV0", "BOARDREV1", "",
 388                 /*  Z */ "", "", "", "", "", "", "", "",
 389                 /* AA */ "", "", "", "", "", "", "", "",
 390                 /* AB */ "", "", "", "";
 391
 392         /*
 393          * I don't rightly know what this GPIO really *is*, but setting it to
 394          * zero causes the fans to run at full speed, after which setting it
 395          * back to one causes a power output glitch, so install a hog to keep
 396          * it at one as a failsafe to ensure nothing accidentally touches it.
 397          */
 398         doom-guardrail {
 399                 gpio-hog;
 400                 gpios = <ASPEED_GPIO(E, 0) GPIO_ACTIVE_LOW>;
 401                 output-low;
 402         };
 403 };
 404
 405 &adc {
 406         status = "okay";
 407         pinctrl-names = "default";
 408         pinctrl-0 = <&pinctrl_adc0_default
 409                 &pinctrl_adc1_default
 410                 &pinctrl_adc2_default
 411                 &pinctrl_adc3_default
 412                 &pinctrl_adc4_default
 413                 &pinctrl_adc5_default
 414                 &pinctrl_adc6_default
 415                 &pinctrl_adc7_default
 416                 &pinctrl_adc8_default
 417                 &pinctrl_adc9_default>;
 418 };