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                                 };
 256                         };
 257
 258                         UART0: serial@ef600300 {
 259                                 /*
 260                                  * AMCC's BSP u-boot scans for the "ns16550"
 261                                  * compatible, without it, u-boot wouldn't
 262                                  * set the required "clock-frequency".
 263                                  *
 264                                  * The hardware documentation states:
 265                                  * "Register compatibility with 16750 register set"
 266                                  */
 267                                 compatible = "ns16750", "ns16550";
 268                                 reg = <0xef600300 0x00000008>;
 269                                 virtual-reg = <0xef600300>;
 270                                 clock-frequency = <0>; /* Filled in by U-Boot */
 271                                 interrupt-parent = <&UIC1>;
 272                                 interrupts = <0x01 IRQ_TYPE_LEVEL_HIGH>;
 273                                 status = "disabled";
 274                         };
 275
 276                         UART1: serial@ef600400 {
 277                                 /* same "ns16750" as with UART0 */
 278                                 compatible = "ns16750", "ns16550";
 279                                 reg = <0xef600400 0x00000008>;
 280                                 virtual-reg = <0xef600400>;
 281                                 clock-frequency = <0>; /* Filled in by U-Boot */
 282                                 interrupt-parent = <&UIC0>;
 283                                 interrupts = <0x01 IRQ_TYPE_LEVEL_HIGH>;
 284                                 status = "disabled";
 285                         };
 286
 287                         IIC0: i2c@ef600700 {
 288                                 compatible = "ibm,iic-460ex", "ibm,iic";
 289                                 reg = <0xef600700 0x00000014>;
 290                                 interrupt-parent = <&UIC0>;
 291                                 interrupts = <0x02 IRQ_TYPE_LEVEL_HIGH>;
 292                                 #address-cells = <1>;
 293                                 #size-cells = <0>;
 294                                 status = "disabled";
 295                         };
 296
 297                         IIC1: i2c@ef600800 {
 298                                 compatible = "ibm,iic-460ex", "ibm,iic";
 299                                 reg = <0xef600800 0x00000014>;
 300                                 interrupt-parent = <&UIC0>;
 301                                 interrupts = <0x03 IRQ_TYPE_LEVEL_HIGH>;
 302                                 #address-cells = <1>;
 303                                 #size-cells = <0>;
 304                                 status = "disabled";
 305                         };
 306
 307                         GPIO0: gpio@ef600b00 {
 308                                 compatible = "ibm,ppc4xx-gpio";
 309                                 reg = <0xef600b00 0x00000048>;
 310                                 #gpio-cells = <2>;
 311                                 gpio-controller;
 312                                 status = "disabled";
 313                         };
 314
 315                         EMAC0: ethernet@ef600c00 {
 316                                 device_type = "network";
 317                                 compatible = "ibm,emac-apm821xx", "ibm,emac4sync";
 318                                 interrupt-parent = <&EMAC0>;
 319                                 interrupts = <0 1>;
 320                                 #interrupt-cells = <1>;
 321                                 #address-cells = <0>;
 322                                 #size-cells = <0>;
 323                                 interrupt-map = <0 &UIC2 0x10 IRQ_TYPE_LEVEL_HIGH>,
 324                                                 <1 &UIC2 0x14 IRQ_TYPE_LEVEL_HIGH>;
 325                                 interrupt-names = "status", "wake";
 326
 327                                 reg = <0xef600c00 0x000000c4>;
 328                                 local-mac-address = [000000000000]; /* Filled in by U-Boot */
 329                                 mal-device = <&MAL0>;
 330                                 mal-tx-channel = <0>;
 331                                 mal-rx-channel = <0>;
 332                                 cell-index = <0>;
 333                                 max-frame-size = <9000>;
 334                                 rx-fifo-size = <16384>;
 335                                 tx-fifo-size = <2048>;
 336                                 phy-mode = "rgmii";
 337                                 phy-map = <0x00000000>;
 338                                 rgmii-device = <&RGMII0>;
 339                                 rgmii-channel = <0>;
 340                                 tah-device = <&TAH0>;
 341                                 tah-channel = <0>;
 342                                 has-inverted-stacr-oc;
 343                                 has-new-stacr-staopc;
 344                                 status = "disabled";
 345                         };
 346
 347                         TAH0: emac-tah@ef601350 {
 348                                 compatible = "ibm,tah-460ex", "ibm,tah";
 349                                 reg = <0xef601350 0x00000030>;
 350                         };
 351
 352                         RGMII0: emac-rgmii@ef601500 {
 353                                 compatible = "ibm,rgmii-405ex", "ibm,rgmii";
 354                                 reg = <0xef601500 0x00000008>;
 355                                 has-mdio;
 356                         };
 357                 };
 358
 359                 USBOTG0: usbotg@bff80000 {
 360                         compatible = "amcc,dwc-otg";
 361                         reg = <4 0xbff80000 0x10000>;
 362                         interrupt-parent = <&USBOTG0>;
 363                         interrupts = <0 1 2>;
 364                         #interrupt-cells = <1>;
 365                         #address-cells = <0>;
 366                         #size-cells = <0>;
 367                         interrupt-map = <0 &UIC2 0x1c IRQ_TYPE_LEVEL_HIGH>,
 368                                         <1 &UIC1 0x1a IRQ_TYPE_LEVEL_LOW>,
 369                                         <2 &UIC0 0x0c IRQ_TYPE_LEVEL_HIGH>;
 370                         interrupt-names = "usb-otg", "high-power", "dma";
 371                         dr_mode = "host";
 372                         status = "disabled";
 373                 };
 374
 375                 AHBDMA0: dma@bffd0800 {
 376                         compatible = "snps,dma-spear1340";
 377                         reg = <4 0xbffd0800 0x400>;
 378                         interrupt-parent = <&UIC0>;
 379                         interrupts = <0x19 IRQ_TYPE_LEVEL_HIGH>;
 380                         #dma-cells = <3>;
 381
 382                         dma-channels = <2>;
 383                         dma-masters = <3>;
 384                         block_size = <4095>;
 385                         data-width = <4>, <4>, <4>;
 386                         multi-block = <1>, <1>;
 387
 388                         chan_allocation_order = <1>;
 389                         chan_priority = <1>;
 390
 391                         snps,dma-protection-control =
 392                                 <(DW_DMAC_HPROT1_PRIVILEGED_MODE |
 393                                   DW_DMAC_HPROT2_BUFFERABLE)>;
 394                         is_memcpy;
 395                 };
 396
 397                 SATA0: sata@bffd1000 {
 398                         compatible = "amcc,sata-460ex";
 399                         reg = <4 0xbffd1000 0x800>;
 400                         interrupt-parent = <&UIC0>;
 401                         interrupts = <0x1a IRQ_TYPE_LEVEL_HIGH>;
 402                         dmas = <&AHBDMA0 0 0 1>;
 403                         dma-names = "sata-dma";
 404                         status = "disabled";
 405                         #address-cells = <1>;
 406                         #size-cells = <0>;
 407                 };
 408
 409                 SATA1: sata@bffd1800 {
 410                         compatible = "amcc,sata-460ex";
 411                         reg = <4 0xbffd1800 0x800>;
 412                         interrupt-parent = <&UIC0>;
 413                         interrupts = <0x1b IRQ_TYPE_LEVEL_HIGH>;
 414                         dmas = <&AHBDMA0 1 0 2>;
 415                         dma-names = "sata-dma";
 416                         status = "disabled";
 417                         #address-cells = <1>;
 418                         #size-cells = <0>;
 419                 };
 420
 421                 PCIE0: pciex@d00000000 {
 422                         device_type = "pci"; /* see ppc4xx_pci_find_bridge */
 423                         #interrupt-cells = <1>;
 424                         #size-cells = <2>;
 425                         #address-cells = <3>;
 426                         compatible = "ibm,plb-pciex-apm821xx", "ibm,plb-pciex";
 427                         primary;
 428                         port = <0x0>; /* port number */
 429                         reg = <0x0000000d 0x00000000 0x20000000>, /* Config space access */
 430                               <0x0000000c 0x08010000 0x00001000>; /* Registers */
 431                         dcr-reg = <0x100 0x020>;
 432                         sdr-base = <0x300>;
 433
 434                         /*
 435                          * Outbound ranges, one memory and one IO,
 436                          * later cannot be changed
 437                          */
 438                         ranges = <0x02000000 0x00000000 0x80000000 0x0000000e 0x00000000 0x00000000 0x80000000>,
 439                                  <0x02000000 0x00000000 0x00000000 0x0000000f 0x00000000 0x00000000 0x00100000>,
 440                                  <0x01000000 0x00000000 0x00000000 0x0000000f 0x80000000 0x00000000 0x00010000>;
 441
 442                         /* Inbound 2GB range starting at 0 */
 443                         dma-ranges = <0x42000000 0x0 0x0 0x0 0x0 0x0 0x80000000>;
 444
 445                         /* This drives busses 0x40 to 0x7f */
 446                         bus-range = <0x40 0x7f>;
 447
 448                         /*
 449                          * Legacy interrupts (note the weird polarity, the bridge seems
 450                          * to invert PCIe legacy interrupts).
 451                          * We are de-swizzling here because the numbers are actually for
 452                          * port of the root complex virtual P2P bridge. But I want
 453                          * to avoid putting a node for it in the tree, so the numbers
 454                          * below are basically de-swizzled numbers.
 455                          * The real slot is on idsel 0, so the swizzling is 1:1
 456                          */
 457                         interrupt-map-mask = <0x0 0x0 0x0 0x7>;
 458                         interrupt-map =
 459                                 <0x0 0x0 0x0 0x1 &UIC3 0x0c IRQ_TYPE_LEVEL_HIGH>, /* swizzled int A */
 460                                 <0x0 0x0 0x0 0x2 &UIC3 0x0d IRQ_TYPE_LEVEL_HIGH>, /* swizzled int B */
 461                                 <0x0 0x0 0x0 0x3 &UIC3 0x0e IRQ_TYPE_LEVEL_HIGH>, /* swizzled int C */
 462                                 <0x0 0x0 0x0 0x4 &UIC3 0x0f IRQ_TYPE_LEVEL_HIGH>; /* swizzled int D */
 463                         status = "disabled";
 464                 };
 465         };
 466 };