arch/arm/boot/dts/aspeed/aspeed-bmc-amd-ethanolx.dts

   1 // SPDX-License-Identifier: GPL-2.0
   2 // Copyright (c) 2020 AMD Inc.
   3 // Author: Supreeth Venkatesh <[email protected]>
   4 /dts-v1/;
   5
   6 #include "aspeed-g5.dtsi"
   7 #include <dt-bindings/gpio/aspeed-gpio.h>
   8 #include <dt-bindings/interrupt-controller/irq.h>
   9
  10 / {
  11         model = "AMD EthanolX BMC";
  12         compatible = "amd,ethanolx-bmc", "aspeed,ast2500";
  13
  14         memory@80000000 {
  15                 reg = <0x80000000 0x20000000>;
  16         };
  17
  18         reserved-memory {
  19                 #address-cells = <1>;
  20                 #size-cells = <1>;
  21                 ranges;
  22
  23                 video_engine_memory: jpegbuffer {
  24                         size = <0x02000000>;    /* 32M */
  25                         alignment = <0x01000000>;
  26                         compatible = "shared-dma-pool";
  27                         reusable;
  28                 };
  29         };
  30
  31
  32         aliases {
  33                 serial0 = &uart1;
  34                 serial4 = &uart5;
  35         };
  36         chosen {
  37                 stdout-path = &uart5;
  38                 bootargs = "console=ttyS4,115200 earlycon";
  39         };
  40         leds {
  41                 compatible = "gpio-leds";
  42
  43                 fault {
  44                         gpios = <&gpio ASPEED_GPIO(A, 2) GPIO_ACTIVE_LOW>;
  45                 };
  46
  47                 identify {
  48                         gpios = <&gpio ASPEED_GPIO(A, 3) GPIO_ACTIVE_LOW>;
  49                 };
  50         };
  51         iio-hwmon {
  52                 compatible = "iio-hwmon";
  53                 io-channels = <&adc 0>, <&adc 1>, <&adc 2>, <&adc 3>, <&adc 4>;
  54         };
  55 };
  56
  57 &fmc {
  58         status = "okay";
  59         flash@0 {
  60                 status = "okay";
  61                 m25p,fast-read;
  62                 label = "bmc";
  63                 #include "openbmc-flash-layout.dtsi"
  64         };
  65 };
  66
  67 &spi1 {
  68         status = "okay";
  69         pinctrl-names = "default";
  70         pinctrl-0 = <&pinctrl_spi1_default>;
  71         flash@0 {
  72                 status = "okay";
  73                 m25p,fast-read;
  74                 label = "bios";
  75                 spi-max-frequency = <100000000>;
  76         };
  77 };
  78
  79 &mac0 {
  80         status = "okay";
  81
  82         pinctrl-names = "default";
  83         pinctrl-0 = <&pinctrl_rmii1_default>;
  84         clocks = <&syscon ASPEED_CLK_GATE_MAC1CLK>,
  85                  <&syscon ASPEED_CLK_MAC1RCLK>;
  86         clock-names = "MACCLK", "RCLK";
  87 };
  88
  89 &uart1 {
  90         //Host Console
  91         status = "okay";
  92         pinctrl-names = "default";
  93         pinctrl-0 = <&pinctrl_txd1_default
  94                      &pinctrl_rxd1_default
  95                      &pinctrl_nrts1_default
  96                      &pinctrl_ncts1_default>;
  97 };
  98
  99 &uart5 {
 100         //BMC Console
 101         status = "okay";
 102 };
 103
 104 &adc {
 105         status = "okay";
 106
 107         pinctrl-names = "default";
 108         pinctrl-0 = <&pinctrl_adc0_default
 109                      &pinctrl_adc1_default
 110                      &pinctrl_adc2_default
 111                      &pinctrl_adc3_default
 112                      &pinctrl_adc4_default>;
 113 };
 114
 115 &gpio {
 116         status = "okay";
 117         gpio-line-names =
 118         /*A0-A7*/       "","","FAULT_LED","CHASSIS_ID_LED","","","","",
 119         /*B0-B7*/       "","","","","","","","",
 120         /*C0-C7*/       "CHASSIS_ID_BTN","INTRUDER","AC_LOSS","","","","","",
 121         /*D0-D7*/       "HDT_DBREQ","LOCAL_SPI_ROM_SEL","FPGA_SPI_ROM_SEL","JTAG_MUX_S",
 122                         "JTAG_MUX_OE","HDT_SEL","ASERT_WARM_RST_BTN","FPGA_RSVD",
 123         /*E0-E7*/       "","","MON_P0_PWR_BTN","MON_P0_RST_BTN","MON_P0_NMI_BTN",
 124                         "MON_P0_PWR_GOOD","MON_PWROK","MON_RESET",
 125         /*F0-F7*/       "MON_P0_PROCHOT","MON_P1_PROCHOT","MON_P0_THERMTRIP",
 126                         "MON_P1_THERMTRIP","P0_PRESENT","P1_PRESENT","MON_ATX_PWR_OK","",
 127         /*G0-G7*/       "BRD_REV_ID_3","BRD_REV_ID_2","BRD_REV_ID_1","BRD_REV_ID_0",
 128                         "P0_APML_ALERT","P1_APML_ALERT","FPGA ALERT","",
 129         /*H0-H7*/       "BRD_ID_0","BRD_ID_1","BRD_ID_2","BRD_ID_3",
 130                         "PCIE_DISCONNECTED","USB_DISCONNECTED","SPARE_0","SPARE_1",
 131         /*I0-I7*/       "","","","","","","","",
 132         /*J0-J7*/       "","","","","","","","",
 133         /*K0-K7*/       "","","","","","","","",
 134         /*L0-L7*/       "","","","","","","","",
 135         /*M0-M7*/       "ASSERT_PWR_BTN","ASSERT_RST_BTN","ASSERT_NMI_BTN",
 136                         "ASSERT_LOCAL_LOCK","ASSERT_P0_PROCHOT","ASSERT_P1_PROCHOT",
 137                         "ASSERT_CLR_CMOS","ASSERT_BMC_READY",
 138         /*N0-N7*/       "","","","","","","","",
 139         /*O0-O7*/       "","","","","","","","",
 140         /*P0-P7*/       "P0_VDD_CORE_RUN_VRHOT","P0_VDD_SOC_RUN_VRHOT",
 141                         "P0_VDD_MEM_ABCD_SUS_VRHOT","P0_VDD_MEM_EFGH_SUS_VRHOT",
 142                         "P1_VDD_CORE_RUN_VRHOT","P1_VDD_SOC_RUN_VRHOT",
 143                         "P1_VDD_MEM_ABCD_SUS_VRHOT","P1_VDD_MEM_EFGH_SUS_VRHOT",
 144         /*Q0-Q7*/       "","","","","","","","",
 145         /*R0-R7*/       "","","","","","","","",
 146         /*S0-S7*/       "","","","","","","","",
 147         /*T0-T7*/       "","","","","","","","",
 148         /*U0-U7*/       "","","","","","","","",
 149         /*V0-V7*/       "","","","","","","","",
 150         /*W0-W7*/       "","","","","","","","",
 151         /*X0-X7*/       "","","","","","","","",
 152         /*Y0-Y7*/       "","","","","","","","",
 153         /*Z0-Z7*/       "","","","","","","","",
 154         /*AA0-AA7*/     "","SENSOR THERM","","","","","","",
 155         /*AB0-AB7*/     "","","","","","","","",
 156         /*AC0-AC7*/     "","","","","","","","";
 157 };
 158
 159 //APML for P0
 160 &i2c0 {
 161         status = "okay";
 162 };
 163
 164 //APML for P1
 165 &i2c1 {
 166         status = "okay";
 167 };
 168
 169 //FPGA
 170 &i2c2 {
 171         status = "okay";
 172 };
 173
 174 //24LC128 EEPROM
 175 &i2c3 {
 176         status = "okay";
 177         eeprom@50 {
 178                 compatible = "atmel,24c128";
 179                 reg = <0x50>;
 180                 pagesize = <64>;
 181         };
 182 };
 183
 184 //P0 Power regulators
 185 &i2c4 {
 186         status = "okay";
 187 };
 188
 189 //P1 Power regulators
 190 &i2c5 {
 191         status = "okay";
 192 };
 193
 194 //P0/P1 Thermal diode
 195 &i2c6 {
 196         status = "okay";
 197 };
 198
 199 // Thermal Sensors
 200 &i2c7 {
 201         status = "okay";
 202
 203         lm75a@48 {
 204                 compatible = "national,lm75a";
 205                 reg = <0x48>;
 206         };
 207
 208         lm75a@49 {
 209                 compatible = "national,lm75a";
 210                 reg = <0x49>;
 211         };
 212
 213         lm75a@4a {
 214                 compatible = "national,lm75a";
 215                 reg = <0x4a>;
 216         };
 217
 218         lm75a@4b {
 219                 compatible = "national,lm75a";
 220                 reg = <0x4b>;
 221         };
 222
 223         lm75a@4c {
 224                 compatible = "national,lm75a";
 225                 reg = <0x4c>;
 226         };
 227
 228         lm75a@4d {
 229                 compatible = "national,lm75a";
 230                 reg = <0x4d>;
 231         };
 232
 233         lm75a@4e {
 234                 compatible = "national,lm75a";
 235                 reg = <0x4e>;
 236         };
 237
 238         lm75a@4f {
 239                 compatible = "national,lm75a";
 240                 reg = <0x4f>;
 241         };
 242 };
 243
 244 //BMC I2C
 245 &i2c8 {
 246         status = "okay";
 247 };
 248
 249 &kcs1 {
 250         status = "okay";
 251         aspeed,lpc-io-reg = <0x60>;
 252 };
 253
 254 &kcs2 {
 255         status = "okay";
 256         aspeed,lpc-io-reg = <0x62>;
 257 };
 258
 259 &kcs3 {
 260         status = "okay";
 261         aspeed,lpc-io-reg = <0xCA2>;
 262 };
 263
 264 &kcs4 {
 265         status = "okay";
 266         aspeed,lpc-io-reg = <0x97DE>;
 267 };
 268
 269 &lpc_snoop {
 270         status = "okay";
 271         snoop-ports = <0x80>, <0x81>;
 272 };
 273
 274 &lpc_ctrl {
 275         //Enable lpc clock
 276         status = "okay";
 277 };
 278
 279 &vuart {
 280         status = "okay";
 281         aspeed,lpc-io-reg = <0x3f8>;
 282         aspeed,lpc-interrupts = <4 IRQ_TYPE_LEVEL_HIGH>;
 283 };
 284
 285 &pwm_tacho {
 286         status = "okay";
 287         pinctrl-names = "default";
 288         pinctrl-0 = <&pinctrl_pwm0_default
 289         &pinctrl_pwm1_default
 290         &pinctrl_pwm2_default
 291         &pinctrl_pwm3_default
 292         &pinctrl_pwm4_default
 293         &pinctrl_pwm5_default
 294         &pinctrl_pwm6_default
 295         &pinctrl_pwm7_default>;
 296
 297         fan@0 {
 298                 reg = <0x00>;
 299                 aspeed,fan-tach-ch = /bits/ 8 <0x00>;
 300         };
 301
 302         fan@1 {
 303                 reg = <0x01>;
 304                 aspeed,fan-tach-ch = /bits/ 8 <0x01>;
 305         };
 306
 307         fan@2 {
 308                 reg = <0x02>;
 309                 aspeed,fan-tach-ch = /bits/ 8 <0x02>;
 310         };
 311
 312         fan@3 {
 313                 reg = <0x03>;
 314                 aspeed,fan-tach-ch = /bits/ 8 <0x03>;
 315         };
 316
 317         fan@4 {
 318                 reg = <0x04>;
 319                 aspeed,fan-tach-ch = /bits/ 8 <0x04>;
 320         };
 321
 322         fan@5 {
 323                 reg = <0x05>;
 324                 aspeed,fan-tach-ch = /bits/ 8 <0x05>;
 325         };
 326
 327         fan@6 {
 328                 reg = <0x06>;
 329                 aspeed,fan-tach-ch = /bits/ 8 <0x06>;
 330         };
 331
 332         fan@7 {
 333                 reg = <0x07>;
 334                 aspeed,fan-tach-ch = /bits/ 8 <0x07>;
 335         };
 336 };
 337
 338 &video {
 339         status = "okay";
 340         memory-region = <&video_engine_memory>;
 341 };
 342
 343 &vhub {
 344         status = "okay";
 345 };
 346