arch/arm/boot/dts/aspeed-bmc-opp-palmetto.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 / {
   8         model = "Palmetto BMC";
   9         compatible = "tyan,palmetto-bmc", "aspeed,ast2400";
  10
  11         chosen {
  12                 stdout-path = &uart5;
  13                 bootargs = "console=ttyS4,115200 earlycon";
  14         };
  15
  16         memory@40000000 {
  17                 reg = <0x40000000 0x20000000>;
  18         };
  19
  20         reserved-memory {
  21                 #address-cells = <1>;
  22                 #size-cells = <1>;
  23                 ranges;
  24
  25                 vga_memory: framebuffer@5f000000 {
  26                         no-map;
  27                         reg = <0x5f000000 0x01000000>; /* 16M */
  28                 };
  29
  30                 coldfire_memory: codefire_memory@5ee00000 {
  31                         reg = <0x5ee00000 0x00200000>;
  32                         no-map;
  33                 };
  34
  35                 flash_memory: region@5c000000 {
  36                         no-map;
  37                         reg = <0x5C000000 0x02000000>; /* 32MB */
  38                 };
  39         };
  40
  41         leds {
  42                 compatible = "gpio-leds";
  43
  44                 heartbeat {
  45                         gpios = <&gpio ASPEED_GPIO(R, 4) GPIO_ACTIVE_LOW>;
  46                 };
  47
  48                 power {
  49                         gpios = <&gpio ASPEED_GPIO(R, 5) GPIO_ACTIVE_LOW>;
  50                 };
  51
  52                 identify {
  53                         gpios = <&gpio ASPEED_GPIO(A, 2) GPIO_ACTIVE_LOW>;
  54                 };
  55         };
  56
  57         fsi: gpio-fsi {
  58                 compatible = "aspeed,ast2400-cf-fsi-master", "fsi-master";
  59                 #address-cells = <2>;
  60                 #size-cells = <0>;
  61
  62                 memory-region = <&coldfire_memory>;
  63                 aspeed,sram = <&sram>;
  64                 aspeed,cvic = <&cvic>;
  65
  66                 clock-gpios = <&gpio ASPEED_GPIO(A, 4) GPIO_ACTIVE_HIGH>;
  67                 data-gpios = <&gpio ASPEED_GPIO(A, 5) GPIO_ACTIVE_HIGH>;
  68                 mux-gpios = <&gpio ASPEED_GPIO(A, 6) GPIO_ACTIVE_HIGH>;
  69                 enable-gpios = <&gpio ASPEED_GPIO(D, 0) GPIO_ACTIVE_HIGH>;
  70                 trans-gpios = <&gpio ASPEED_GPIO(H, 6) GPIO_ACTIVE_HIGH>;
  71         };
  72
  73         gpio-keys {
  74                 compatible = "gpio-keys";
  75
  76                 checkstop {
  77                         label = "checkstop";
  78                         gpios = <&gpio ASPEED_GPIO(P, 5) GPIO_ACTIVE_LOW>;
  79                         linux,code = <ASPEED_GPIO(P, 5)>;
  80                 };
  81         };
  82 };
  83
  84 &fmc {
  85         status = "okay";
  86         flash@0 {
  87                 status = "okay";
  88                 m25p,fast-read;
  89                 label = "bmc";
  90                 spi-max-frequency = <50000000>;
  91 #include "openbmc-flash-layout.dtsi"
  92         };
  93 };
  94
  95 &spi {
  96         status = "okay";
  97         pinctrl-names = "default";
  98         pinctrl-0 = <&pinctrl_spi1debug_default>;
  99
 100         flash@0 {
 101                 status = "okay";
 102                 m25p,fast-read;
 103                 spi-max-frequency = <50000000>;
 104                 label = "pnor";
 105         };
 106 };
 107
 108 &pinctrl {
 109         pinctrl-names = "default";
 110         pinctrl-0 = <&pinctrl_flbusy_default &pinctrl_flwp_default
 111
 112                         &pinctrl_vgahs_default &pinctrl_vgavs_default
 113                         &pinctrl_ddcclk_default &pinctrl_ddcdat_default>;
 114 };
 115
 116 &uart1 {
 117         /* Rear RS-232 connector */
 118         status = "okay";
 119
 120         pinctrl-names = "default";
 121         pinctrl-0 = <&pinctrl_txd1_default
 122                         &pinctrl_rxd1_default
 123                         &pinctrl_nrts1_default
 124                         &pinctrl_ndtr1_default
 125                         &pinctrl_ndsr1_default
 126                         &pinctrl_ncts1_default
 127                         &pinctrl_ndcd1_default
 128                         &pinctrl_nri1_default>;
 129 };
 130
 131 &uart5 {
 132         status = "okay";
 133 };
 134
 135 &mac0 {
 136         status = "okay";
 137
 138         use-ncsi;
 139
 140         pinctrl-names = "default";
 141         pinctrl-0 = <&pinctrl_rmii1_default>;
 142 };
 143
 144 &i2c0 {
 145         status = "okay";
 146
 147         eeprom@50 {
 148                 compatible = "atmel,24c256";
 149                 reg = <0x50>;
 150                 pagesize = <64>;
 151         };
 152
 153         rtc@68 {
 154                 compatible = "dallas,ds3231";
 155                 reg = <0x68>;
 156         };
 157 };
 158
 159 &i2c1 {
 160         status = "okay";
 161 };
 162
 163 &i2c2 {
 164         status = "okay";
 165
 166         tmp423@4c {
 167                 compatible = "ti,tmp423";
 168                 reg = <0x4c>;
 169         };
 170 };
 171
 172 &i2c3 {
 173         status = "okay";
 174
 175         occ-hwmon@50 {
 176                 compatible = "ibm,p8-occ-hwmon";
 177                 reg = <0x50>;
 178         };
 179 };
 180
 181 &i2c4 {
 182         status = "okay";
 183 };
 184
 185 &i2c5 {
 186         status = "okay";
 187 };
 188
 189 &i2c6 {
 190         status = "okay";
 191 };
 192
 193 &i2c7 {
 194         status = "okay";
 195 };
 196
 197 &vuart {
 198         status = "okay";
 199 };
 200
 201 &ibt {
 202         status = "okay";
 203 };
 204
 205 &lpc_ctrl {
 206         status = "okay";
 207         memory-region = <&flash_memory>;
 208         flash = <&spi>;
 209 };
 210
 211 &gpio {
 212         pin_func_mode0 {
 213                 gpio-hog;
 214                 gpios = <ASPEED_GPIO(C, 4) GPIO_ACTIVE_HIGH>;
 215                 output-low;
 216                 line-name = "func_mode0";
 217         };
 218
 219         pin_func_mode1 {
 220                 gpio-hog;
 221                 gpios = <ASPEED_GPIO(C, 5)  GPIO_ACTIVE_HIGH>;
 222                 output-low;
 223                 line-name = "func_mode1";
 224         };
 225
 226         pin_func_mode2 {
 227                 gpio-hog;
 228                 gpios = <ASPEED_GPIO(C, 6) GPIO_ACTIVE_HIGH>;
 229                 output-low;
 230                 line-name = "func_mode2";
 231         };
 232
 233         pin_gpio_a0 {
 234                 gpio-hog;
 235                 gpios = <ASPEED_GPIO(A, 0) GPIO_ACTIVE_HIGH>;
 236                 input;
 237                 line-name = "BMC_FAN_RESERVED_N";
 238         };
 239
 240         pin_gpio_a1 {
 241                 gpio-hog;
 242                 gpios = <ASPEED_GPIO(A, 1) GPIO_ACTIVE_HIGH>;
 243                 output-high;
 244                 line-name = "APSS_WDT_N";
 245         };
 246
 247         pin_gpio_b1 {
 248                 gpio-hog;
 249                 gpios = <ASPEED_GPIO(B, 1) GPIO_ACTIVE_HIGH>;
 250                 output-high;
 251                 line-name = "APSS_BOOT_MODE";
 252         };
 253
 254         pin_gpio_b2 {
 255                 gpio-hog;
 256                 gpios = <ASPEED_GPIO(B, 2) GPIO_ACTIVE_HIGH>;
 257                 output-high;
 258                 line-name = "APSS_RESET_N";
 259         };
 260
 261         pin_gpio_b7 {
 262                 gpio-hog;
 263                 gpios = <ASPEED_GPIO(B, 7) GPIO_ACTIVE_HIGH>;
 264                 output-high;
 265                 line-name = "SPIVID_STBY_RESET_N";
 266         };
 267
 268         pin_gpio_d1 {
 269                 gpio-hog;
 270                 gpios = <ASPEED_GPIO(D, 1) GPIO_ACTIVE_HIGH>;
 271                 output-high;
 272                 line-name = "BMC_POWER_UP";
 273         };
 274
 275         pin_gpio_f1 {
 276                 gpio-hog;
 277                 gpios = <ASPEED_GPIO(F, 1) GPIO_ACTIVE_HIGH>;
 278                 input;
 279                 line-name = "BMC_BATTERY_TEST";
 280         };
 281
 282         pin_gpio_f4 {
 283                 gpio-hog;
 284                 gpios = <ASPEED_GPIO(F, 4) GPIO_ACTIVE_HIGH>;
 285                 input;
 286                 line-name = "AST_HW_FAULT_N";
 287         };
 288
 289         pin_gpio_f5 {
 290                 gpio-hog;
 291                 gpios = <ASPEED_GPIO(F, 5) GPIO_ACTIVE_HIGH>;
 292                 input;
 293                 line-name = "AST_SYS_FAULT_N";
 294         };
 295
 296         pin_gpio_f7 {
 297                 gpio-hog;
 298                 gpios = <ASPEED_GPIO(F, 7) GPIO_ACTIVE_HIGH>;
 299                 output-high;
 300                 line-name = "BMC_FULL_SPEED_N";
 301         };
 302
 303         pin_gpio_g3 {
 304                 gpio-hog;
 305                 gpios = <ASPEED_GPIO(G, 3) GPIO_ACTIVE_HIGH>;
 306                 output-high;
 307                 line-name = "BMC_FAN_ERROR_N";
 308         };
 309
 310         pin_gpio_g4 {
 311                 gpio-hog;
 312                 gpios = <ASPEED_GPIO(G, 4) GPIO_ACTIVE_HIGH>;
 313                 input;
 314                 line-name = "BMC_WDT_RST1_P";
 315         };
 316
 317         pin_gpio_g5 {
 318                 gpio-hog;
 319                 gpios = <ASPEED_GPIO(G, 5) GPIO_ACTIVE_HIGH>;
 320                 input;
 321                 line-name = "BMC_WDT_RST2_P";
 322         };
 323
 324         pin_gpio_h0 {
 325                 gpio-hog;
 326                 gpios = <ASPEED_GPIO(H, 0) GPIO_ACTIVE_HIGH>;
 327                 input;
 328                 line-name = "PE_SLOT_TEST_EN_N";
 329         };
 330
 331         pin_gpio_h1 {
 332                 gpio-hog;
 333                 gpios = <ASPEED_GPIO(H, 1) GPIO_ACTIVE_HIGH>;
 334                 input;
 335                 line-name = "BMC_RTCRST_N";
 336         };
 337
 338         pin_gpio_h2 {
 339                 gpio-hog;
 340                 gpios = <ASPEED_GPIO(H, 2) GPIO_ACTIVE_HIGH>;
 341                 output-high;
 342                 line-name = "SYS_PWROK_BMC";
 343         };
 344
 345         pin_gpio_h7 {
 346                 gpio-hog;
 347                 gpios = <ASPEED_GPIO(H, 7) GPIO_ACTIVE_HIGH>;
 348                 output-high;
 349                 line-name = "BMC_TPM_INT_N";
 350         };
 351 };
 352
 353 &fsi {
 354         cfam@0,0 {
 355                 reg = <0 0>;
 356                 #address-cells = <1>;
 357                 #size-cells = <1>;
 358                 chip-id = <0>;
 359
 360                 scom@1000 {
 361                         compatible = "ibm,fsi2pib";
 362                         reg = <0x1000 0x400>;
 363                 };
 364
 365                 fsi_hub0: hub@3400 {
 366                         compatible = "ibm,fsi-master-hub";
 367                         reg = <0x3400 0x400>;
 368                         #address-cells = <2>;
 369                         #size-cells = <0>;
 370                         no-scan-on-init;
 371                 };
 372         };
 373 };