arch/arm64/boot/dts/ti/k3-am642-evm.dts

   1 // SPDX-License-Identifier: GPL-2.0
   2 /*
   3  * Copyright (C) 2020-2021 Texas Instruments Incorporated - https://www.ti.com/
   4  */
   5
   6 /dts-v1/;
   7
   8 #include <dt-bindings/phy/phy.h>
   9 #include <dt-bindings/mux/ti-serdes.h>
  10 #include <dt-bindings/leds/common.h>
  11 #include <dt-bindings/gpio/gpio.h>
  12 #include <dt-bindings/net/ti-dp83867.h>
  13 #include "k3-am642.dtsi"
  14
  15 / {
  16         compatible =  "ti,am642-evm", "ti,am642";
  17         model = "Texas Instruments AM642 EVM";
  18
  19         chosen {
  20                 stdout-path = "serial2:115200n8";
  21                 bootargs = "console=ttyS2,115200n8 earlycon=ns16550a,mmio32,0x02800000";
  22         };
  23
  24         memory@80000000 {
  25                 device_type = "memory";
  26                 /* 2G RAM */
  27                 reg = <0x00000000 0x80000000 0x00000000 0x80000000>;
  28
  29         };
  30
  31         reserved-memory {
  32                 #address-cells = <2>;
  33                 #size-cells = <2>;
  34                 ranges;
  35
  36                 secure_ddr: optee@9e800000 {
  37                         reg = <0x00 0x9e800000 0x00 0x01800000>; /* for OP-TEE */
  38                         alignment = <0x1000>;
  39                         no-map;
  40                 };
  41
  42                 main_r5fss0_core0_dma_memory_region: r5f-dma-memory@a0000000 {
  43                         compatible = "shared-dma-pool";
  44                         reg = <0x00 0xa0000000 0x00 0x100000>;
  45                         no-map;
  46                 };
  47
  48                 main_r5fss0_core0_memory_region: r5f-memory@a0100000 {
  49                         compatible = "shared-dma-pool";
  50                         reg = <0x00 0xa0100000 0x00 0xf00000>;
  51                         no-map;
  52                 };
  53
  54                 main_r5fss0_core1_dma_memory_region: r5f-dma-memory@a1000000 {
  55                         compatible = "shared-dma-pool";
  56                         reg = <0x00 0xa1000000 0x00 0x100000>;
  57                         no-map;
  58                 };
  59
  60                 main_r5fss0_core1_memory_region: r5f-memory@a1100000 {
  61                         compatible = "shared-dma-pool";
  62                         reg = <0x00 0xa1100000 0x00 0xf00000>;
  63                         no-map;
  64                 };
  65
  66                 main_r5fss1_core0_dma_memory_region: r5f-dma-memory@a2000000 {
  67                         compatible = "shared-dma-pool";
  68                         reg = <0x00 0xa2000000 0x00 0x100000>;
  69                         no-map;
  70                 };
  71
  72                 main_r5fss1_core0_memory_region: r5f-memory@a2100000 {
  73                         compatible = "shared-dma-pool";
  74                         reg = <0x00 0xa2100000 0x00 0xf00000>;
  75                         no-map;
  76                 };
  77
  78                 main_r5fss1_core1_dma_memory_region: r5f-dma-memory@a3000000 {
  79                         compatible = "shared-dma-pool";
  80                         reg = <0x00 0xa3000000 0x00 0x100000>;
  81                         no-map;
  82                 };
  83
  84                 main_r5fss1_core1_memory_region: r5f-memory@a3100000 {
  85                         compatible = "shared-dma-pool";
  86                         reg = <0x00 0xa3100000 0x00 0xf00000>;
  87                         no-map;
  88                 };
  89
  90                 rtos_ipc_memory_region: ipc-memories@a5000000 {
  91                         reg = <0x00 0xa5000000 0x00 0x00800000>;
  92                         alignment = <0x1000>;
  93                         no-map;
  94                 };
  95         };
  96
  97         evm_12v0: fixedregulator-evm12v0 {
  98                 /* main DC jack */
  99                 compatible = "regulator-fixed";
 100                 regulator-name = "evm_12v0";
 101                 regulator-min-microvolt = <12000000>;
 102                 regulator-max-microvolt = <12000000>;
 103                 regulator-always-on;
 104                 regulator-boot-on;
 105         };
 106
 107         vsys_5v0: fixedregulator-vsys5v0 {
 108                 /* output of LM5140 */
 109                 compatible = "regulator-fixed";
 110                 regulator-name = "vsys_5v0";
 111                 regulator-min-microvolt = <5000000>;
 112                 regulator-max-microvolt = <5000000>;
 113                 vin-supply = <&evm_12v0>;
 114                 regulator-always-on;
 115                 regulator-boot-on;
 116         };
 117
 118         vsys_3v3: fixedregulator-vsys3v3 {
 119                 /* output of LM5140 */
 120                 compatible = "regulator-fixed";
 121                 regulator-name = "vsys_3v3";
 122                 regulator-min-microvolt = <3300000>;
 123                 regulator-max-microvolt = <3300000>;
 124                 vin-supply = <&evm_12v0>;
 125                 regulator-always-on;
 126                 regulator-boot-on;
 127         };
 128
 129         vdd_mmc1: fixed-regulator-sd {
 130                 /* TPS2051BD */
 131                 compatible = "regulator-fixed";
 132                 regulator-name = "vdd_mmc1";
 133                 regulator-min-microvolt = <3300000>;
 134                 regulator-max-microvolt = <3300000>;
 135                 regulator-boot-on;
 136                 enable-active-high;
 137                 vin-supply = <&vsys_3v3>;
 138                 gpio = <&exp1 6 GPIO_ACTIVE_HIGH>;
 139         };
 140
 141         vddb: fixedregulator-vddb {
 142                 compatible = "regulator-fixed";
 143                 regulator-name = "vddb_3v3_display";
 144                 regulator-min-microvolt = <3300000>;
 145                 regulator-max-microvolt = <3300000>;
 146                 vin-supply = <&vsys_3v3>;
 147                 regulator-always-on;
 148                 regulator-boot-on;
 149         };
 150
 151         leds {
 152                 compatible = "gpio-leds";
 153
 154                 led-0 {
 155                         label = "am64-evm:red:heartbeat";
 156                         gpios = <&exp1 16 GPIO_ACTIVE_HIGH>;
 157                         linux,default-trigger = "heartbeat";
 158                         function = LED_FUNCTION_HEARTBEAT;
 159                         default-state = "off";
 160                 };
 161         };
 162
 163         mdio_mux: mux-controller {
 164                 compatible = "gpio-mux";
 165                 #mux-control-cells = <0>;
 166
 167                 mux-gpios = <&exp1 12 GPIO_ACTIVE_HIGH>;
 168         };
 169
 170         mdio-mux-1 {
 171                 compatible = "mdio-mux-multiplexer";
 172                 mux-controls = <&mdio_mux>;
 173                 mdio-parent-bus = <&cpsw3g_mdio>;
 174                 #address-cells = <1>;
 175                 #size-cells = <0>;
 176
 177                 mdio@1 {
 178                         reg = <0x1>;
 179                         #address-cells = <1>;
 180                         #size-cells = <0>;
 181
 182                         cpsw3g_phy3: ethernet-phy@3 {
 183                                 reg = <3>;
 184                         };
 185                 };
 186         };
 187 };
 188
 189 &main_pmx0 {
 190         main_mmc1_pins_default: main-mmc1-pins-default {
 191                 pinctrl-single,pins = <
 192                         AM64X_IOPAD(0x0294, PIN_INPUT_PULLUP, 0) /* (J19) MMC1_CMD */
 193                         AM64X_IOPAD(0x028c, PIN_INPUT_PULLDOWN, 0) /* (L20) MMC1_CLK */
 194                         AM64X_IOPAD(0x0288, PIN_INPUT_PULLUP, 0) /* (K21) MMC1_DAT0 */
 195                         AM64X_IOPAD(0x0284, PIN_INPUT_PULLUP, 0) /* (L21) MMC1_DAT1 */
 196                         AM64X_IOPAD(0x0280, PIN_INPUT_PULLUP, 0) /* (K19) MMC1_DAT2 */
 197                         AM64X_IOPAD(0x027c, PIN_INPUT_PULLUP, 0) /* (K18) MMC1_DAT3 */
 198                         AM64X_IOPAD(0x0298, PIN_INPUT_PULLUP, 0) /* (D19) MMC1_SDCD */
 199                         AM64X_IOPAD(0x029c, PIN_INPUT, 0) /* (C20) MMC1_SDWP */
 200                         AM64X_IOPAD(0x0290, PIN_INPUT, 0) /* MMC1_CLKLB */
 201                 >;
 202         };
 203
 204         main_uart0_pins_default: main-uart0-pins-default {
 205                 pinctrl-single,pins = <
 206                         AM64X_IOPAD(0x0238, PIN_INPUT, 0) /* (B16) UART0_CTSn */
 207                         AM64X_IOPAD(0x023c, PIN_OUTPUT, 0) /* (A16) UART0_RTSn */
 208                         AM64X_IOPAD(0x0230, PIN_INPUT, 0) /* (D15) UART0_RXD */
 209                         AM64X_IOPAD(0x0234, PIN_OUTPUT, 0) /* (C16) UART0_TXD */
 210                 >;
 211         };
 212
 213         main_spi0_pins_default: main-spi0-pins-default {
 214                 pinctrl-single,pins = <
 215                         AM64X_IOPAD(0x0210, PIN_INPUT, 0) /* (D13) SPI0_CLK */
 216                         AM64X_IOPAD(0x0208, PIN_OUTPUT, 0) /* (D12) SPI0_CS0 */
 217                         AM64X_IOPAD(0x0214, PIN_OUTPUT, 0) /* (A13) SPI0_D0 */
 218                         AM64X_IOPAD(0x0218, PIN_INPUT, 0) /* (A14) SPI0_D1 */
 219                 >;
 220         };
 221
 222         main_i2c1_pins_default: main-i2c1-pins-default {
 223                 pinctrl-single,pins = <
 224                         AM64X_IOPAD(0x0268, PIN_INPUT_PULLUP, 0) /* (C18) I2C1_SCL */
 225                         AM64X_IOPAD(0x026c, PIN_INPUT_PULLUP, 0) /* (B19) I2C1_SDA */
 226                 >;
 227         };
 228
 229         mdio1_pins_default: mdio1-pins-default {
 230                 pinctrl-single,pins = <
 231                         AM64X_IOPAD(0x01fc, PIN_OUTPUT, 4) /* (R2) PRG0_PRU1_GPO19.MDIO0_MDC */
 232                         AM64X_IOPAD(0x01f8, PIN_INPUT, 4) /* (P5) PRG0_PRU1_GPO18.MDIO0_MDIO */
 233                 >;
 234         };
 235
 236         rgmii1_pins_default: rgmii1-pins-default {
 237                 pinctrl-single,pins = <
 238                         AM64X_IOPAD(0x01cc, PIN_INPUT, 4) /* (W5) PRG0_PRU1_GPO7.RGMII1_RD0 */
 239                         AM64X_IOPAD(0x01d4, PIN_INPUT, 4) /* (Y5) PRG0_PRU1_GPO9.RGMII1_RD1 */
 240                         AM64X_IOPAD(0x01d8, PIN_INPUT, 4) /* (V6) PRG0_PRU1_GPO10.RGMII1_RD2 */
 241                         AM64X_IOPAD(0x01f4, PIN_INPUT, 4) /* (V5) PRG0_PRU1_GPO17.RGMII1_RD3 */
 242                         AM64X_IOPAD(0x0188, PIN_INPUT, 4) /* (AA5) PRG0_PRU0_GPO10.RGMII1_RXC */
 243                         AM64X_IOPAD(0x0184, PIN_INPUT, 4) /* (W6) PRG0_PRU0_GPO9.RGMII1_RX_CTL */
 244                         AM64X_IOPAD(0x0124, PIN_OUTPUT, 4) /* (V15) PRG1_PRU1_GPO7.RGMII1_TD0 */
 245                         AM64X_IOPAD(0x012c, PIN_OUTPUT, 4) /* (V14) PRG1_PRU1_GPO9.RGMII1_TD1 */
 246                         AM64X_IOPAD(0x0130, PIN_OUTPUT, 4) /* (W14) PRG1_PRU1_GPO10.RGMII1_TD2 */
 247                         AM64X_IOPAD(0x014c, PIN_OUTPUT, 4) /* (AA14) PRG1_PRU1_GPO17.RGMII1_TD3 */
 248                         AM64X_IOPAD(0x00e0, PIN_OUTPUT, 4) /* (U14) PRG1_PRU0_GPO10.RGMII1_TXC */
 249                         AM64X_IOPAD(0x00dc, PIN_OUTPUT, 4) /* (U15) PRG1_PRU0_GPO9.RGMII1_TX_CTL */
 250                 >;
 251         };
 252
 253        rgmii2_pins_default: rgmii2-pins-default {
 254                 pinctrl-single,pins = <
 255                         AM64X_IOPAD(0x0108, PIN_INPUT, 4) /* (W11) PRG1_PRU1_GPO0.RGMII2_RD0 */
 256                         AM64X_IOPAD(0x010c, PIN_INPUT, 4) /* (V11) PRG1_PRU1_GPO1.RGMII2_RD1 */
 257                         AM64X_IOPAD(0x0110, PIN_INPUT, 4) /* (AA12) PRG1_PRU1_GPO2.RGMII2_RD2 */
 258                         AM64X_IOPAD(0x0114, PIN_INPUT, 4) /* (Y12) PRG1_PRU1_GPO3.RGMII2_RD3 */
 259                         AM64X_IOPAD(0x0120, PIN_INPUT, 4) /* (U11) PRG1_PRU1_GPO6.RGMII2_RXC */
 260                         AM64X_IOPAD(0x0118, PIN_INPUT, 4) /* (W12) PRG1_PRU1_GPO4.RGMII2_RX_CTL */
 261                         AM64X_IOPAD(0x0134, PIN_OUTPUT, 4) /* (AA10) PRG1_PRU1_GPO11.RGMII2_TD0 */
 262                         AM64X_IOPAD(0x0138, PIN_OUTPUT, 4) /* (V10) PRG1_PRU1_GPO12.RGMII2_TD1 */
 263                         AM64X_IOPAD(0x013c, PIN_OUTPUT, 4) /* (U10) PRG1_PRU1_GPO13.RGMII2_TD2 */
 264                         AM64X_IOPAD(0x0140, PIN_OUTPUT, 4) /* (AA11) PRG1_PRU1_GPO14.RGMII2_TD3 */
 265                         AM64X_IOPAD(0x0148, PIN_OUTPUT, 4) /* (Y10) PRG1_PRU1_GPO16.RGMII2_TXC */
 266                         AM64X_IOPAD(0x0144, PIN_OUTPUT, 4) /* (Y11) PRG1_PRU1_GPO15.RGMII2_TX_CTL */
 267                 >;
 268         };
 269
 270         main_usb0_pins_default: main-usb0-pins-default {
 271                 pinctrl-single,pins = <
 272                         AM64X_IOPAD(0x02a8, PIN_OUTPUT, 0) /* (E19) USB0_DRVVBUS */
 273                 >;
 274         };
 275
 276         ospi0_pins_default: ospi0-pins-default {
 277                 pinctrl-single,pins = <
 278                         AM64X_IOPAD(0x0000, PIN_OUTPUT, 0) /* (N20) OSPI0_CLK */
 279                         AM64X_IOPAD(0x002c, PIN_OUTPUT, 0) /* (L19) OSPI0_CSn0 */
 280                         AM64X_IOPAD(0x000c, PIN_INPUT, 0) /* (M19) OSPI0_D0 */
 281                         AM64X_IOPAD(0x0010, PIN_INPUT, 0) /* (M18) OSPI0_D1 */
 282                         AM64X_IOPAD(0x0014, PIN_INPUT, 0) /* (M20) OSPI0_D2 */
 283                         AM64X_IOPAD(0x0018, PIN_INPUT, 0) /* (M21) OSPI0_D3 */
 284                         AM64X_IOPAD(0x001c, PIN_INPUT, 0) /* (P21) OSPI0_D4 */
 285                         AM64X_IOPAD(0x0020, PIN_INPUT, 0) /* (P20) OSPI0_D5 */
 286                         AM64X_IOPAD(0x0024, PIN_INPUT, 0) /* (N18) OSPI0_D6 */
 287                         AM64X_IOPAD(0x0028, PIN_INPUT, 0) /* (M17) OSPI0_D7 */
 288                         AM64X_IOPAD(0x0008, PIN_INPUT, 0) /* (N19) OSPI0_DQS */
 289                 >;
 290         };
 291 };
 292
 293 &main_uart0 {
 294         pinctrl-names = "default";
 295         pinctrl-0 = <&main_uart0_pins_default>;
 296 };
 297
 298 /* main_uart1 is reserved for firmware usage */
 299 &main_uart1 {
 300         status = "reserved";
 301 };
 302
 303 &main_uart2 {
 304         status = "disabled";
 305 };
 306
 307 &main_uart3 {
 308         status = "disabled";
 309 };
 310
 311 &main_uart4 {
 312         status = "disabled";
 313 };
 314
 315 &main_uart5 {
 316         status = "disabled";
 317 };
 318
 319 &main_uart6 {
 320         status = "disabled";
 321 };
 322
 323 &mcu_uart0 {
 324         status = "disabled";
 325 };
 326
 327 &mcu_uart1 {
 328         status = "disabled";
 329 };
 330
 331 &main_i2c1 {
 332         pinctrl-names = "default";
 333         pinctrl-0 = <&main_i2c1_pins_default>;
 334         clock-frequency = <400000>;
 335
 336         exp1: gpio@22 {
 337                 compatible = "ti,tca6424";
 338                 reg = <0x22>;
 339                 gpio-controller;
 340                 #gpio-cells = <2>;
 341                 gpio-line-names = "GPIO_eMMC_RSTn", "CAN_MUX_SEL",
 342                                   "GPIO_CPSW1_RST", "GPIO_RGMII1_RST",
 343                                   "GPIO_RGMII2_RST", "GPIO_PCIe_RST_OUT",
 344                                   "MMC1_SD_EN", "FSI_FET_SEL",
 345                                   "MCAN0_STB_3V3", "MCAN1_STB_3V3",
 346                                   "CPSW_FET_SEL", "CPSW_FET2_SEL",
 347                                   "PRG1_RGMII2_FET_SEL", "TEST_GPIO2",
 348                                   "GPIO_OLED_RESETn", "VPP_LDO_EN",
 349                                   "TEST_LED1", "TP92", "TP90", "TP88",
 350                                   "TP87", "TP86", "TP89", "TP91";
 351         };
 352
 353         /* osd9616p0899-10 */
 354         display@3c {
 355                 compatible = "solomon,ssd1306fb-i2c";
 356                 reg = <0x3c>;
 357                 reset-gpios = <&exp1 14 GPIO_ACTIVE_LOW>;
 358                 vbat-supply = <&vddb>;
 359                 solomon,height = <16>;
 360                 solomon,width = <96>;
 361                 solomon,com-seq;
 362                 solomon,com-invdir;
 363                 solomon,page-offset = <0>;
 364                 solomon,prechargep1 = <2>;
 365                 solomon,prechargep2 = <13>;
 366         };
 367 };
 368
 369 /* mcu_gpio0 is reserved for mcu firmware usage */
 370 &mcu_gpio0 {
 371         status = "reserved";
 372 };
 373
 374 &mcu_i2c0 {
 375         status = "disabled";
 376 };
 377
 378 &mcu_i2c1 {
 379         status = "disabled";
 380 };
 381
 382 &mcu_spi0 {
 383         status = "disabled";
 384 };
 385
 386 &mcu_spi1 {
 387         status = "disabled";
 388 };
 389
 390 &main_spi0 {
 391         pinctrl-names = "default";
 392         pinctrl-0 = <&main_spi0_pins_default>;
 393         ti,pindir-d0-out-d1-in;
 394         eeprom@0 {
 395                 compatible = "microchip,93lc46b";
 396                 reg = <0>;
 397                 spi-max-frequency = <1000000>;
 398                 spi-cs-high;
 399                 data-size = <16>;
 400         };
 401 };
 402
 403 &sdhci0 {
 404         /* emmc */
 405         bus-width = <8>;
 406         non-removable;
 407         ti,driver-strength-ohm = <50>;
 408         disable-wp;
 409 };
 410
 411 &sdhci1 {
 412         /* SD/MMC */
 413         vmmc-supply = <&vdd_mmc1>;
 414         pinctrl-names = "default";
 415         bus-width = <4>;
 416         pinctrl-0 = <&main_mmc1_pins_default>;
 417         ti,driver-strength-ohm = <50>;
 418         disable-wp;
 419 };
 420
 421 &usbss0 {
 422         ti,vbus-divider;
 423         ti,usb2-only;
 424 };
 425
 426 &usb0 {
 427         dr_mode = "otg";
 428         maximum-speed = "high-speed";
 429         pinctrl-names = "default";
 430         pinctrl-0 = <&main_usb0_pins_default>;
 431 };
 432
 433 &cpsw3g {
 434         pinctrl-names = "default";
 435         pinctrl-0 = <&mdio1_pins_default
 436                      &rgmii1_pins_default
 437                      &rgmii2_pins_default>;
 438 };
 439
 440 &cpsw_port1 {
 441         phy-mode = "rgmii-rxid";
 442         phy-handle = <&cpsw3g_phy0>;
 443 };
 444
 445 &cpsw_port2 {
 446         phy-mode = "rgmii-rxid";
 447         phy-handle = <&cpsw3g_phy3>;
 448 };
 449
 450 &cpsw3g_mdio {
 451         cpsw3g_phy0: ethernet-phy@0 {
 452                 reg = <0>;
 453                 ti,rx-internal-delay = <DP83867_RGMIIDCTL_2_00_NS>;
 454                 ti,fifo-depth = <DP83867_PHYCR_FIFO_DEPTH_4_B_NIB>;
 455         };
 456 };
 457
 458 &tscadc0 {
 459         /* ADC is reserved for R5 usage */
 460         status = "reserved";
 461 };
 462
 463 &ospi0 {
 464         pinctrl-names = "default";
 465         pinctrl-0 = <&ospi0_pins_default>;
 466
 467         flash@0{
 468                 compatible = "jedec,spi-nor";
 469                 reg = <0x0>;
 470                 spi-tx-bus-width = <8>;
 471                 spi-rx-bus-width = <8>;
 472                 spi-max-frequency = <25000000>;
 473                 cdns,tshsl-ns = <60>;
 474                 cdns,tsd2d-ns = <60>;
 475                 cdns,tchsh-ns = <60>;
 476                 cdns,tslch-ns = <60>;
 477                 cdns,read-delay = <4>;
 478                 #address-cells = <1>;
 479                 #size-cells = <1>;
 480         };
 481 };
 482
 483 &mailbox0_cluster2 {
 484         mbox_main_r5fss0_core0: mbox-main-r5fss0-core0 {
 485                 ti,mbox-rx = <0 0 2>;
 486                 ti,mbox-tx = <1 0 2>;
 487         };
 488
 489         mbox_main_r5fss0_core1: mbox-main-r5fss0-core1 {
 490                 ti,mbox-rx = <2 0 2>;
 491                 ti,mbox-tx = <3 0 2>;
 492         };
 493 };
 494
 495 &mailbox0_cluster3 {
 496         status = "disabled";
 497 };
 498
 499 &mailbox0_cluster4 {
 500         mbox_main_r5fss1_core0: mbox-main-r5fss1-core0 {
 501                 ti,mbox-rx = <0 0 2>;
 502                 ti,mbox-tx = <1 0 2>;
 503         };
 504
 505         mbox_main_r5fss1_core1: mbox-main-r5fss1-core1 {
 506                 ti,mbox-rx = <2 0 2>;
 507                 ti,mbox-tx = <3 0 2>;
 508         };
 509 };
 510
 511 &mailbox0_cluster5 {
 512         status = "disabled";
 513 };
 514
 515 &mailbox0_cluster6 {
 516         mbox_m4_0: mbox-m4-0 {
 517                 ti,mbox-rx = <0 0 2>;
 518                 ti,mbox-tx = <1 0 2>;
 519         };
 520 };
 521
 522 &mailbox0_cluster7 {
 523         status = "disabled";
 524 };
 525
 526 &main_r5fss0_core0 {
 527         mboxes = <&mailbox0_cluster2 &mbox_main_r5fss0_core0>;
 528         memory-region = <&main_r5fss0_core0_dma_memory_region>,
 529                         <&main_r5fss0_core0_memory_region>;
 530 };
 531
 532 &main_r5fss0_core1 {
 533         mboxes = <&mailbox0_cluster2 &mbox_main_r5fss0_core1>;
 534         memory-region = <&main_r5fss0_core1_dma_memory_region>,
 535                         <&main_r5fss0_core1_memory_region>;
 536 };
 537
 538 &main_r5fss1_core0 {
 539         mboxes = <&mailbox0_cluster4 &mbox_main_r5fss1_core0>;
 540         memory-region = <&main_r5fss1_core0_dma_memory_region>,
 541                         <&main_r5fss1_core0_memory_region>;
 542 };
 543
 544 &main_r5fss1_core1 {
 545         mboxes = <&mailbox0_cluster4 &mbox_main_r5fss1_core1>;
 546         memory-region = <&main_r5fss1_core1_dma_memory_region>,
 547                         <&main_r5fss1_core1_memory_region>;
 548 };
 549
 550 &serdes_ln_ctrl {
 551         idle-states = <AM64_SERDES0_LANE0_PCIE0>;
 552 };
 553
 554 &serdes0 {
 555         serdes0_pcie_link: phy@0 {
 556                 reg = <0>;
 557                 cdns,num-lanes = <1>;
 558                 #phy-cells = <0>;
 559                 cdns,phy-type = <PHY_TYPE_PCIE>;
 560                 resets = <&serdes_wiz0 1>;
 561         };
 562 };
 563
 564 &pcie0_rc {
 565         reset-gpios = <&exp1 5 GPIO_ACTIVE_HIGH>;
 566         phys = <&serdes0_pcie_link>;
 567         phy-names = "pcie-phy";
 568         num-lanes = <1>;
 569 };
 570
 571 &pcie0_ep {
 572         phys = <&serdes0_pcie_link>;
 573         phy-names = "pcie-phy";
 574         num-lanes = <1>;
 575         status = "disabled";
 576 };