target/linux/apm821xx/dts/apm82181.dtsi

   1 // SPDX-License-Identifier: GPL-2.0-or-later
   2 /*
   3  * Device Tree for Bluestone (APM821xx) board.
   4  *
   5  * Copyright (c) 2010, Applied Micro Circuits Corporation
   6  * Author: Tirumala R Marri <tmarri@apm.com>
   7  */
   8
   9 #include <dt-bindings/dma/dw-dmac.h>
  10 #include <dt-bindings/input/input.h>
  11 #include <dt-bindings/interrupt-controller/irq.h>
  12 #include <dt-bindings/gpio/gpio.h>
  13
  14 / {
  15         #address-cells = <2>;
  16         #size-cells = <1>;
  17         dcr-parent = <&{/cpus/cpu@0}>;
  18         compatible = "apm,bluestone";
  19
  20         aliases {
  21                 ethernet0 = &EMAC0; /* needed for BSP u-boot */
  22         };
  23
  24         cpus {
  25                 #address-cells = <1>;
  26                 #size-cells = <0>;
  27
  28                 CPU0: cpu@0 {
  29                         device_type = "cpu";
  30                         model = "PowerPC,apm82181";
  31                         reg = <0x00000000>;
  32                         clock-frequency = <0>; /* Filled in by U-Boot */
  33                         timebase-frequency = <0>; /* Filled in by U-Boot */
  34                         i-cache-line-size = <32>;
  35                         d-cache-line-size = <32>;
  36                         i-cache-size = <32768>;
  37                         d-cache-size = <32768>;
  38                         dcr-controller;
  39                         dcr-access-method = "native";
  40                         next-level-cache = <&L2C0>;
  41                 };
  42         };
  43
  44         memory {
  45                 device_type = "memory";
  46                 reg = <0x00000000 0x00000000 0x00000000>; /* Filled in by U-Boot */
  47         };
  48
  49         UIC0: interrupt-controller0 {
  50                 compatible = "apm,uic-apm82181", "ibm,uic";
  51                 interrupt-controller;
  52                 cell-index = <0>;
  53                 dcr-reg = <0x0c0 0x009>;
  54                 #address-cells = <0>;
  55                 #size-cells = <0>;
  56                 #interrupt-cells = <2>;
  57         };
  58
  59         UIC1: interrupt-controller1 {
  60                 compatible = "apm,uic-apm82181", "ibm,uic";
  61                 interrupt-controller;
  62                 cell-index = <1>;
  63                 dcr-reg = <0x0d0 0x009>;
  64                 #address-cells = <0>;
  65                 #size-cells = <0>;
  66                 #interrupt-cells = <2>;
  67                 interrupts = <0x1e IRQ_TYPE_LEVEL_HIGH>,
  68                              <0x1f IRQ_TYPE_LEVEL_HIGH>; /* cascade */
  69                 interrupt-parent = <&UIC0>;
  70         };
  71
  72         UIC2: interrupt-controller2 {
  73                 compatible = "apm,uic-apm82181", "ibm,uic";
  74                 interrupt-controller;
  75                 cell-index = <2>;
  76                 dcr-reg = <0x0e0 0x009>;
  77                 #address-cells = <0>;
  78                 #size-cells = <0>;
  79                 #interrupt-cells = <2>;
  80                 interrupts = <0x0a IRQ_TYPE_LEVEL_HIGH>,
  81                              <0x0b IRQ_TYPE_LEVEL_HIGH>; /* cascade */
  82                 interrupt-parent = <&UIC0>;
  83         };
  84
  85         UIC3: interrupt-controller3 {
  86                 compatible = "apm,uic-apm82181","ibm,uic";
  87                 interrupt-controller;
  88                 cell-index = <3>;
  89                 dcr-reg = <0x0f0 0x009>;
  90                 #address-cells = <0>;
  91                 #size-cells = <0>;
  92                 #interrupt-cells = <2>;
  93                 interrupts = <0x10 IRQ_TYPE_LEVEL_HIGH>,
  94                              <0x11 IRQ_TYPE_LEVEL_HIGH>; /* cascade */
  95                 interrupt-parent = <&UIC0>;
  96         };
  97
  98         OCM1: ocm@400040000 {
  99                 compatible = "apm,ocm-apm82181", "ibm,ocm";
 100                 status = "okay";
 101                 cell-index = <1>;
 102                 /* configured in U-Boot */
 103                 reg = <4 0x00040000 0x8000>; /* 32K */
 104         };
 105
 106         SDR0: sdr {
 107                 compatible = "apm,sdr-apm82181", "ibm,sdr-460ex";
 108                 dcr-reg = <0x00e 0x002>;
 109         };
 110
 111         CPR0: cpr {
 112                 compatible = "apm,cpr-apm82181", "ibm,cpr-460ex";
 113                 dcr-reg = <0x00c 0x002>;
 114         };
 115
 116         L2C0: l2c {
 117                 compatible = "ibm,l2-cache-apm82181", "ibm,l2-cache";
 118                 dcr-reg = <0x020 0x008
 119                            0x030 0x008>;
 120                 cache-line-size = <32>;
 121                 cache-size = <262144>;
 122                 interrupt-parent = <&UIC1>;
 123                 interrupts = <0x0b IRQ_TYPE_EDGE_RISING>;
 124         };
 125
 126         CPM0: cpm {
 127                 compatible = "ibm,cpm-apm821xx", "ibm,cpm";
 128                 cell-index = <0>;
 129                 dcr-reg = <0x160 0x003>;
 130                 pm-cpu = <0x02000000>;
 131                 pm-doze = <0x302570F0>;
 132                 pm-nap = <0x302570F0>;
 133                 pm-deepsleep = <0x302570F0>;
 134                 pm-iic-device = <&IIC0>;
 135                 pm-emac-device = <&EMAC0>;
 136                 unused-units = <0x00000100>;
 137                 idle-doze = <0x02000000>;
 138                 standby = <0xfeff791d>;
 139         };
 140
 141         plb {
 142                 compatible = "apm,plb-apm82181", "ibm,plb-460ex", "ibm,plb4";
 143                 #address-cells = <2>;
 144                 #size-cells = <1>;
 145                 ranges; /* Filled in by U-Boot */
 146                 clock-frequency = <0>; /* Filled in by U-Boot */
 147
 148                 SDRAM0: sdram {
 149                         compatible = "apm,sdram-apm82181", "ibm,sdram-460ex", "ibm,sdram-405gp";
 150                         dcr-reg = <0x010 0x002>;
 151                 };
 152
 153                 RTC: rtc {
 154                         compatible = "ibm,rtc";
 155                         dcr-reg = <0x240 0x009>;
 156                         interrupts = <0x1a IRQ_TYPE_LEVEL_HIGH>;
 157                         interrupt-parent = <&UIC2>;
 158                         status = "disabled";
 159                 };
 160
 161                 TRNG: trng@110000 {
 162                         compatible = "amcc,ppc460ex-rng", "ppc4xx-rng", "amcc, ppc4xx-trng";
 163                         reg = <4 0x00110000 0x100>;
 164                         interrupt-parent = <&UIC1>;
 165                         interrupts = <0x03 IRQ_TYPE_LEVEL_HIGH>;
 166                         status = "disabled";
 167                 };
 168
 169                 PKA: pka@114000 {
 170                         compatible = "ppc4xx-pka", "amcc,ppc4xx-pka", "amcc, ppc4xx-pka";
 171                         reg = <4 0x00114000 0x4000>;
 172                         interrupt-parent = <&UIC0>;
 173                         interrupts = <0x14 IRQ_TYPE_EDGE_RISING>;
 174                         status = "disabled";
 175                 };
 176
 177                 CRYPTO: crypto@180000 {
 178                         compatible = "amcc,ppc460ex-crypto", "amcc,ppc4xx-crypto";
 179                         reg = <4 0x00180000 0x80400>;
 180                         interrupt-parent = <&UIC0>;
 181                         interrupts = <0x1d IRQ_TYPE_LEVEL_HIGH>;
 182                         status = "disabled"; /* hardware option */
 183                 };
 184
 185                 MAL0: mcmal {
 186                         compatible = "ibm,mcmal-460ex", "ibm,mcmal2";
 187                         descriptor-memory = "ocm";
 188                         dcr-reg = <0x180 0x062>;
 189                         num-tx-chans = <1>;
 190                         num-rx-chans = <1>;
 191                         #address-cells = <0>;
 192                         #size-cells = <0>;
 193                         interrupt-parent = <&UIC2>;
 194                         interrupts = <0x06 IRQ_TYPE_LEVEL_HIGH>,
 195                                      <0x07 IRQ_TYPE_LEVEL_HIGH>,
 196                                      <0x03 IRQ_TYPE_LEVEL_HIGH>,
 197                                      <0x04 IRQ_TYPE_LEVEL_HIGH>,
 198                                      <0x05 IRQ_TYPE_LEVEL_HIGH>,
 199                                      <0x08 IRQ_TYPE_EDGE_FALLING>,
 200                                      <0x09 IRQ_TYPE_EDGE_FALLING>,
 201                                      <0x0c IRQ_TYPE_EDGE_FALLING>,
 202                                      <0x0d IRQ_TYPE_EDGE_FALLING>;
 203                         interrupt-names = "txeob", "rxeob", "serr",
 204                                           "txde", "rxde",
 205                                           "tx0coal", "tx1coal",
 206                                           "rx0coal", "rx1coal";
 207                 };
 208
 209                 POB0: opb {
 210                         compatible = "ibm,opb-460ex", "ibm,opb";
 211                         #address-cells = <1>;
 212                         #size-cells = <1>;
 213                         ranges = <0xb0000000 0x00000004 0xb0000000 0x50000000>;
 214                         clock-frequency = <0>; /* Filled in by U-Boot */
 215
 216                         EBC0: ebc {
 217                                 compatible = "ibm,ebc-460ex", "ibm,ebc";
 218                                 dcr-reg = <0x012 0x002>;
 219                                 #address-cells = <2>;
 220                                 #size-cells = <1>;
 221                                 clock-frequency = <0>; /* Filled in by U-Boot */
 222                                 /* ranges property is supplied by U-Boot */
 223                                 ranges = <0x00000003 0x00000000 0xe0000000 0x8000000>;
 224                                 interrupts = <0x06 IRQ_TYPE_LEVEL_HIGH>;
 225                                 interrupt-parent = <&UIC1>;
 226
 227                                 nor_flash@0,0 {
 228                                         compatible = "cfi-flash";
 229                                         bank-width = <1>;
 230                                         reg = <0x00000000 0x00000000 0x00100000>;
 231                                         #address-cells = <1>;
 232                                         #size-cells = <1>;
 233                                         status = "disabled";
 234                                 };
 235
 236                                 ndfc: ndfc@1,0 {
 237                                         compatible = "ibm,ndfc";
 238                                         reg = <00000003 00000000 00002000>;
 239                                         ccr = <0x00001000>;
 240                                         bank-settings = <0x80002222>;
 241                                         status = "disabled";
 242
 243                                         nand {
 244                                                 /*
 245                                                  * These are the same fixed "MAGIC" values
 246                                                  * settings as in the drivers code.
 247                                                  * They are the same for all devices that
 248                                                  * have NAND.
 249                                                  */
 250                                                 nand-ecc-engine = <&ndfc>;
 251                                                 nand-ecc-algo = "hamming";
 252                                                 nand-ecc-step-size = <256>;
 253                                                 nand-ecc-strength = <1>;
 254
 255                                                 #address-cells = <1>;
 256                                                 #size-cells = <1>;
 257                                         };
 258                                 };
 259                         };
 260
 261                         UART0: serial@ef600300 {
 262                                 /*
 263                                  * AMCC's BSP u-boot scans for the "ns16550"
 264                                  * compatible, without it, u-boot wouldn't
 265                                  * set the required "clock-frequency".
 266                                  *
 267                                  * The hardware documentation states:
 268                                  * "Register compatibility with 16750 register set"
 269                                  */
 270                                 compatible = "ns16750", "ns16550";
 271                                 reg = <0xef600300 0x00000008>;
 272                                 virtual-reg = <0xef600300>;
 273                                 clock-frequency = <0>; /* Filled in by U-Boot */
 274                                 interrupt-parent = <&UIC1>;
 275                                 interrupts = <0x01 IRQ_TYPE_LEVEL_HIGH>;
 276                                 status = "disabled";
 277                         };
 278
 279                         UART1: serial@ef600400 {
 280                                 /* same "ns16750" as with UART0 */
 281                                 compatible = "ns16750", "ns16550";
 282                                 reg = <0xef600400 0x00000008>;
 283                                 virtual-reg = <0xef600400>;
 284                                 clock-frequency = <0>; /* Filled in by U-Boot */
 285                                 interrupt-parent = <&UIC0>;
 286                                 interrupts = <0x01 IRQ_TYPE_LEVEL_HIGH>;
 287                                 status = "disabled";
 288                         };
 289
 290                         IIC0: i2c@ef600700 {
 291                                 compatible = "ibm,iic-460ex", "ibm,iic";
 292                                 reg = <0xef600700 0x00000014>;
 293                                 interrupt-parent = <&UIC0>;
 294                                 interrupts = <0x02 IRQ_TYPE_LEVEL_HIGH>;
 295                                 #address-cells = <1>;
 296                                 #size-cells = <0>;
 297                                 status = "disabled";
 298                         };
 299
 300                         IIC1: i2c@ef600800 {
 301                                 compatible = "ibm,iic-460ex", "ibm,iic";
 302                                 reg = <0xef600800 0x00000014>;
 303                                 interrupt-parent = <&UIC0>;
 304                                 interrupts = <0x03 IRQ_TYPE_LEVEL_HIGH>;
 305                                 #address-cells = <1>;
 306                                 #size-cells = <0>;
 307                                 status = "disabled";
 308                         };
 309
 310                         GPIO0: gpio@ef600b00 {
 311                                 compatible = "ibm,ppc4xx-gpio";
 312                                 reg = <0xef600b00 0x00000048>;
 313                                 #gpio-cells = <2>;
 314                                 gpio-controller;
 315                                 status = "disabled";
 316                         };
 317
 318                         EMAC0: ethernet@ef600c00 {
 319                                 device_type = "network";
 320                                 compatible = "ibm,emac-apm821xx", "ibm,emac4sync";
 321                                 interrupt-parent = <&EMAC0>;
 322                                 interrupts = <0 1>;
 323                                 #interrupt-cells = <1>;
 324                                 #address-cells = <0>;
 325                                 #size-cells = <0>;
 326                                 interrupt-map = <0 &UIC2 0x10 IRQ_TYPE_LEVEL_HIGH>,
 327                                                 <1 &UIC2 0x14 IRQ_TYPE_LEVEL_HIGH>;
 328                                 interrupt-names = "status", "wake";
 329
 330                                 reg = <0xef600c00 0x000000c4>;
 331                                 local-mac-address = [000000000000]; /* Filled in by U-Boot */
 332                                 mal-device = <&MAL0>;
 333                                 mal-tx-channel = <0>;
 334                                 mal-rx-channel = <0>;
 335                                 cell-index = <0>;
 336                                 max-frame-size = <9000>;
 337                                 rx-fifo-size = <16384>;
 338                                 tx-fifo-size = <2048>;
 339                                 phy-mode = "rgmii";
 340                                 phy-map = <0x00000000>;
 341                                 rgmii-device = <&RGMII0>;
 342                                 rgmii-channel = <0>;
 343                                 tah-device = <&TAH0>;
 344                                 tah-channel = <0>;
 345                                 has-inverted-stacr-oc;
 346                                 has-new-stacr-staopc;
 347                                 status = "disabled";
 348                         };
 349
 350                         TAH0: emac-tah@ef601350 {
 351                                 compatible = "ibm,tah-460ex", "ibm,tah";
 352                                 reg = <0xef601350 0x00000030>;
 353                         };
 354
 355                         RGMII0: emac-rgmii@ef601500 {
 356                                 compatible = "ibm,rgmii-405ex", "ibm,rgmii";
 357                                 reg = <0xef601500 0x00000008>;
 358                                 has-mdio;
 359                         };
 360                 };
 361
 362                 USBOTG0: usbotg@bff80000 {
 363                         compatible = "amcc,dwc-otg";
 364                         reg = <4 0xbff80000 0x10000>;
 365                         interrupt-parent = <&USBOTG0>;
 366                         interrupts = <0 1 2>;
 367                         #interrupt-cells = <1>;
 368                         #address-cells = <0>;
 369                         #size-cells = <0>;
 370                         interrupt-map = <0 &UIC2 0x1c IRQ_TYPE_LEVEL_HIGH>,
 371                                         <1 &UIC1 0x1a IRQ_TYPE_LEVEL_LOW>,
 372                                         <2 &UIC0 0x0c IRQ_TYPE_LEVEL_HIGH>;
 373                         interrupt-names = "usb-otg", "high-power", "dma";
 374                         dr_mode = "host";
 375                         status = "disabled";
 376                 };
 377
 378                 AHBDMA0: dma@bffd0800 {
 379                         compatible = "snps,dma-spear1340";
 380                         reg = <4 0xbffd0800 0x400>;
 381                         interrupt-parent = <&UIC0>;
 382                         interrupts = <0x19 IRQ_TYPE_LEVEL_HIGH>;
 383                         #dma-cells = <3>;
 384
 385                         dma-channels = <2>;
 386                         dma-masters = <3>;
 387                         block_size = <4095>;
 388                         data-width = <4>, <4>, <4>;
 389                         multi-block = <1>, <1>;
 390
 391                         chan_allocation_order = <1>;
 392                         chan_priority = <1>;
 393
 394                         snps,dma-protection-control =
 395                                 <(DW_DMAC_HPROT1_PRIVILEGED_MODE |
 396                                   DW_DMAC_HPROT2_BUFFERABLE)>;
 397                         is_memcpy;
 398                 };
 399
 400                 SATA0: sata@bffd1000 {
 401                         compatible = "amcc,sata-460ex";
 402                         reg = <4 0xbffd1000 0x800>;
 403                         interrupt-parent = <&UIC0>;
 404                         interrupts = <0x1a IRQ_TYPE_LEVEL_HIGH>;
 405                         dmas = <&AHBDMA0 0 0 1>;
 406                         dma-names = "sata-dma";
 407                         status = "disabled";
 408                         #address-cells = <1>;
 409                         #size-cells = <0>;
 410                 };
 411
 412                 SATA1: sata@bffd1800 {
 413                         compatible = "amcc,sata-460ex";
 414                         reg = <4 0xbffd1800 0x800>;
 415                         interrupt-parent = <&UIC0>;
 416                         interrupts = <0x1b IRQ_TYPE_LEVEL_HIGH>;
 417                         dmas = <&AHBDMA0 1 0 2>;
 418                         dma-names = "sata-dma";
 419                         status = "disabled";
 420                         #address-cells = <1>;
 421                         #size-cells = <0>;
 422                 };
 423
 424                 MSI: ppc4xx-msi@c10000000 {
 425                         compatible = "amcc,ppc4xx-msi", "ppc4xx-msi";
 426                         reg = <0xc 0x10000000 0x100
 427                                0xc 0x10000000 0x100>;
 428                         sdr-base = <0x36C>;
 429                         msi-data = <0x00004440>;
 430                         msi-mask = <0x0000ffe0>;
 431                         interrupts =<0 1 2 3 4 5 6 7>;
 432                         interrupt-parent = <&MSI>;
 433                         #interrupt-cells = <1>;
 434                         #address-cells = <0>;
 435                         #size-cells = <0>;
 436                         msi-available-ranges = <0x0 0x100>;
 437                         interrupt-map =
 438                                 <0 &UIC3 0x18 IRQ_TYPE_EDGE_RISING>,
 439                                 <1 &UIC3 0x19 IRQ_TYPE_EDGE_RISING>,
 440                                 <2 &UIC3 0x1a IRQ_TYPE_EDGE_RISING>,
 441                                 <3 &UIC3 0x1b IRQ_TYPE_EDGE_RISING>,
 442                                 <4 &UIC3 0x1c IRQ_TYPE_EDGE_RISING>,
 443                                 <5 &UIC3 0x1d IRQ_TYPE_EDGE_RISING>,
 444                                 <6 &UIC3 0x1e IRQ_TYPE_EDGE_RISING>,
 445                                 <7 &UIC3 0x1f IRQ_TYPE_EDGE_RISING>;
 446                         status = "disabled";
 447                 };
 448
 449                 PCIE0: pciex@d00000000 {
 450                         device_type = "pci"; /* see ppc4xx_pci_find_bridge */
 451                         #interrupt-cells = <1>;
 452                         #size-cells = <2>;
 453                         #address-cells = <3>;
 454                         compatible = "ibm,plb-pciex-apm821xx", "ibm,plb-pciex";
 455                         primary;
 456                         port = <0x0>; /* port number */
 457                         reg = <0x0000000d 0x00000000 0x20000000>, /* Config space access */
 458                               <0x0000000c 0x08010000 0x00001000>; /* Registers */
 459                         dcr-reg = <0x100 0x020>;
 460                         sdr-base = <0x300>;
 461
 462                         /*
 463                          * Outbound ranges, one memory and one IO,
 464                          * later cannot be changed
 465                          */
 466                         ranges = <0x02000000 0x00000000 0x80000000 0x0000000e 0x00000000 0x00000000 0x80000000>,
 467                                  <0x02000000 0x00000000 0x00000000 0x0000000f 0x00000000 0x00000000 0x00100000>,
 468                                  <0x01000000 0x00000000 0x00000000 0x0000000f 0x80000000 0x00000000 0x00010000>;
 469
 470                         /* Inbound 2GB range starting at 0 */
 471                         dma-ranges = <0x42000000 0x0 0x0 0x0 0x0 0x0 0x80000000>;
 472
 473                         /* This drives busses 0x40 to 0x7f */
 474                         bus-range = <0x40 0x7f>;
 475
 476                         /*
 477                          * Legacy interrupts (note the weird polarity, the bridge seems
 478                          * to invert PCIe legacy interrupts).
 479                          * We are de-swizzling here because the numbers are actually for
 480                          * port of the root complex virtual P2P bridge. But I want
 481                          * to avoid putting a node for it in the tree, so the numbers
 482                          * below are basically de-swizzled numbers.
 483                          * The real slot is on idsel 0, so the swizzling is 1:1
 484                          */
 485                         interrupt-map-mask = <0x0 0x0 0x0 0x7>;
 486                         interrupt-map =
 487                                 <0x0 0x0 0x0 0x1 &UIC3 0x0c IRQ_TYPE_LEVEL_HIGH>, /* swizzled int A */
 488                                 <0x0 0x0 0x0 0x2 &UIC3 0x0d IRQ_TYPE_LEVEL_HIGH>, /* swizzled int B */
 489                                 <0x0 0x0 0x0 0x3 &UIC3 0x0e IRQ_TYPE_LEVEL_HIGH>, /* swizzled int C */
 490                                 <0x0 0x0 0x0 0x4 &UIC3 0x0f IRQ_TYPE_LEVEL_HIGH>; /* swizzled int D */
 491                         status = "disabled";
 492                 };
 493         };
 494 };