arch/powerpc/boot/dts/taishan.dts

   1 /*
   2  * Device Tree Source for IBM/AMCC Taishan
   3  *
   4  * Copyright 2007 IBM Corp.
   5  * Hugh Blemings <hugh@au.ibm.com> based off code by
   6  * Josh Boyer <jwboyer@linux.vnet.ibm.com>, David Gibson <dwg@au1.ibm.com>
   7  *
   8  * This file is licensed under the terms of the GNU General Public
   9  * License version 2.  This program is licensed "as is" without
  10  * any warranty of any kind, whether express or implied.
  11  */
  12
  13 /dts-v1/;
  14
  15 / {
  16         #address-cells = <2>;
  17         #size-cells = <1>;
  18         model = "amcc,taishan";
  19         compatible = "amcc,taishan";
  20         dcr-parent = <&{/cpus/cpu@0}>;
  21
  22         aliases {
  23                 ethernet0 = &EMAC2;
  24                 ethernet1 = &EMAC3;
  25                 serial0 = &UART0;
  26                 serial1 = &UART1;
  27         };
  28
  29         cpus {
  30                 #address-cells = <1>;
  31                 #size-cells = <0>;
  32
  33                 cpu@0 {
  34                         device_type = "cpu";
  35                         model = "PowerPC,440GX";
  36                         reg = <0x00000000>;
  37                         clock-frequency = <800000000>; // 800MHz
  38                         timebase-frequency = <0>; // Filled in by zImage
  39                         i-cache-line-size = <50>;
  40                         d-cache-line-size = <50>;
  41                         i-cache-size = <32768>; /* 32 kB */
  42                         d-cache-size = <32768>; /* 32 kB */
  43                         dcr-controller;
  44                         dcr-access-method = "native";
  45                 };
  46         };
  47
  48         memory {
  49                 device_type = "memory";
  50                 reg = <0x00000000 0x00000000 0x00000000>; // Filled in by zImage
  51         };
  52
  53
  54         UICB0: interrupt-controller-base {
  55                 compatible = "ibm,uic-440gx", "ibm,uic";
  56                 interrupt-controller;
  57                 cell-index = <3>;
  58                 dcr-reg = <0x200 0x009>;
  59                 #address-cells = <0>;
  60                 #size-cells = <0>;
  61                 #interrupt-cells = <2>;
  62         };
  63
  64
  65         UIC0: interrupt-controller0 {
  66                 compatible = "ibm,uic-440gx", "ibm,uic";
  67                 interrupt-controller;
  68                 cell-index = <0>;
  69                 dcr-reg = <0x0c0 0x009>;
  70                 #address-cells = <0>;
  71                 #size-cells = <0>;
  72                 #interrupt-cells = <2>;
  73                 interrupts = <0x1 0x4 0x0 0x4>; /* cascade - first non-critical */
  74                 interrupt-parent = <&UICB0>;
  75
  76         };
  77
  78         UIC1: interrupt-controller1 {
  79                 compatible = "ibm,uic-440gx", "ibm,uic";
  80                 interrupt-controller;
  81                 cell-index = <1>;
  82                 dcr-reg = <0x0d0 0x009>;
  83                 #address-cells = <0>;
  84                 #size-cells = <0>;
  85                 #interrupt-cells = <2>;
  86                 interrupts = <0x3 0x4 0x2 0x4>; /* cascade */
  87                 interrupt-parent = <&UICB0>;
  88         };
  89
  90         UIC2: interrupt-controller2 {
  91                 compatible = "ibm,uic-440gx", "ibm,uic";
  92                 interrupt-controller;
  93                 cell-index = <2>; /* was 1 */
  94                 dcr-reg = <0x210 0x009>;
  95                 #address-cells = <0>;
  96                 #size-cells = <0>;
  97                 #interrupt-cells = <2>;
  98                 interrupts = <0x5 0x4 0x4 0x4>; /* cascade */
  99                 interrupt-parent = <&UICB0>;
 100         };
 101
 102
 103         CPC0: cpc {
 104                 compatible = "ibm,cpc-440gp";
 105                 dcr-reg = <0x0b0 0x003 0x0e0 0x010>;
 106                 // FIXME: anything else?
 107         };
 108
 109         L2C0: l2c {
 110                 compatible = "ibm,l2-cache-440gx", "ibm,l2-cache";
 111                 dcr-reg = <0x020 0x008                  /* Internal SRAM DCR's */
 112                            0x030 0x008>;                /* L2 cache DCR's */
 113                 cache-line-size = <32>;         /* 32 bytes */
 114                 cache-size = <262144>;          /* L2, 256K */
 115                 interrupt-parent = <&UIC2>;
 116                 interrupts = <0x17 0x1>;
 117         };
 118
 119         plb {
 120                 compatible = "ibm,plb-440gx", "ibm,plb4";
 121                 #address-cells = <2>;
 122                 #size-cells = <1>;
 123                 ranges;
 124                 clock-frequency = <160000000>; // 160MHz
 125
 126                 SDRAM0: memory-controller {
 127                         compatible = "ibm,sdram-440gp";
 128                         dcr-reg = <0x010 0x002>;
 129                         // FIXME: anything else?
 130                 };
 131
 132                 SRAM0: sram {
 133                         compatible = "ibm,sram-440gp";
 134                         dcr-reg = <0x020 0x008 0x00a 0x001>;
 135                 };
 136
 137                 DMA0: dma {
 138                         // FIXME: ???
 139                         compatible = "ibm,dma-440gp";
 140                         dcr-reg = <0x100 0x027>;
 141                 };
 142
 143                 MAL0: mcmal {
 144                         compatible = "ibm,mcmal-440gx", "ibm,mcmal2";
 145                         dcr-reg = <0x180 0x062>;
 146                         num-tx-chans = <4>;
 147                         num-rx-chans = <4>;
 148                         interrupt-parent = <&MAL0>;
 149                         interrupts = <0x0 0x1 0x2 0x3 0x4>;
 150                         #interrupt-cells = <1>;
 151                         #address-cells = <0>;
 152                         #size-cells = <0>;
 153                         interrupt-map = </*TXEOB*/ 0x0 &UIC0 0xa 0x4
 154                                          /*RXEOB*/ 0x1 &UIC0 0xb 0x4
 155                                          /*SERR*/  0x2 &UIC1 0x0 0x4
 156                                          /*TXDE*/  0x3 &UIC1 0x1 0x4
 157                                          /*RXDE*/  0x4 &UIC1 0x2 0x4>;
 158                         interrupt-map-mask = <0xffffffff>;
 159                 };
 160
 161                 POB0: opb {
 162                         compatible = "ibm,opb-440gx", "ibm,opb";
 163                         #address-cells = <1>;
 164                         #size-cells = <1>;
 165                         /* Wish there was a nicer way of specifying a full 32-bit
 166                            range */
 167                         ranges = <0x00000000 0x00000001 0x00000000 0x80000000
 168                                   0x80000000 0x00000001 0x80000000 0x80000000>;
 169                         dcr-reg = <0x090 0x00b>;
 170                         interrupt-parent = <&UIC1>;
 171                         interrupts = <0x7 0x4>;
 172                         clock-frequency = <80000000>; // 80MHz
 173
 174
 175                         EBC0: ebc {
 176                                 compatible = "ibm,ebc-440gx", "ibm,ebc";
 177                                 dcr-reg = <0x012 0x002>;
 178                                 #address-cells = <2>;
 179                                 #size-cells = <1>;
 180                                 clock-frequency = <80000000>; // 80MHz
 181
 182                                 /* ranges property is supplied by zImage
 183                                  * based on firmware's configuration of the
 184                                  * EBC bridge */
 185
 186                                 interrupts = <0x5 0x4>;
 187                                 interrupt-parent = <&UIC1>;
 188
 189                                 nor_flash@0,0 {
 190                                         compatible = "cfi-flash";
 191                                         bank-width = <4>;
 192                                         device-width = <2>;
 193                                         reg = <0x0 0x0 0x4000000>;
 194                                         #address-cells = <1>;
 195                                         #size-cells = <1>;
 196                                         partition@0 {
 197                                                 label = "kernel";
 198                                                 reg = <0x0 0x180000>;
 199                                         };
 200                                         partition@180000 {
 201                                                 label = "root";
 202                                                 reg = <0x180000 0x200000>;
 203                                         };
 204                                         partition@380000 {
 205                                                 label = "user";
 206                                                 reg = <0x380000 0x3bc0000>;
 207                                         };
 208                                         partition@3f40000 {
 209                                                 label = "env";
 210                                                 reg = <0x3f40000 0x80000>;
 211                                         };
 212                                         partition@3fc0000 {
 213                                                 label = "u-boot";
 214                                                 reg = <0x3fc0000 0x40000>;
 215                                         };
 216                                 };
 217                         };
 218
 219
 220
 221                         UART0: serial@40000200 {
 222                                 device_type = "serial";
 223                                 compatible = "ns16550";
 224                                 reg = <0x40000200 0x00000008>;
 225                                 virtual-reg = <0xe0000200>;
 226                                 clock-frequency = <11059200>;
 227                                 current-speed = <115200>; /* 115200 */
 228                                 interrupt-parent = <&UIC0>;
 229                                 interrupts = <0x0 0x4>;
 230                         };
 231
 232                         UART1: serial@40000300 {
 233                                 device_type = "serial";
 234                                 compatible = "ns16550";
 235                                 reg = <0x40000300 0x00000008>;
 236                                 virtual-reg = <0xe0000300>;
 237                                 clock-frequency = <11059200>;
 238                                 current-speed = <115200>; /* 115200 */
 239                                 interrupt-parent = <&UIC0>;
 240                                 interrupts = <0x1 0x4>;
 241                         };
 242
 243                         IIC0: i2c@40000400 {
 244                                 /* FIXME */
 245                                 compatible = "ibm,iic-440gp", "ibm,iic";
 246                                 reg = <0x40000400 0x00000014>;
 247                                 interrupt-parent = <&UIC0>;
 248                                 interrupts = <0x2 0x4>;
 249                         };
 250                         IIC1: i2c@40000500 {
 251                                 /* FIXME */
 252                                 compatible = "ibm,iic-440gp", "ibm,iic";
 253                                 reg = <0x40000500 0x00000014>;
 254                                 interrupt-parent = <&UIC0>;
 255                                 interrupts = <0x3 0x4>;
 256                         };
 257
 258                         GPIO0: gpio@40000700 {
 259                                 /* FIXME */
 260                                 compatible = "ibm,gpio-440gp";
 261                                 reg = <0x40000700 0x00000020>;
 262                         };
 263
 264                         ZMII0: emac-zmii@40000780 {
 265                                 compatible = "ibm,zmii-440gx", "ibm,zmii";
 266                                 reg = <0x40000780 0x0000000c>;
 267                         };
 268
 269                         RGMII0: emac-rgmii@40000790 {
 270                                 compatible = "ibm,rgmii";
 271                                 reg = <0x40000790 0x00000008>;
 272                         };
 273
 274                         TAH0: emac-tah@40000b50 {
 275                                 compatible = "ibm,tah-440gx", "ibm,tah";
 276                                 reg = <0x40000b50 0x00000030>;
 277                         };
 278
 279                         TAH1: emac-tah@40000d50 {
 280                                 compatible = "ibm,tah-440gx", "ibm,tah";
 281                                 reg = <0x40000d50 0x00000030>;
 282                         };
 283
 284                         EMAC0: ethernet@40000800 {
 285                                 unused = <0x1>;
 286                                 device_type = "network";
 287                                 compatible = "ibm,emac-440gx", "ibm,emac4";
 288                                 interrupt-parent = <&UIC1>;
 289                                 interrupts = <0x1c 0x4 0x1d 0x4>;
 290                                 reg = <0x40000800 0x00000074>;
 291                                 local-mac-address = [000000000000]; // Filled in by zImage
 292                                 mal-device = <&MAL0>;
 293                                 mal-tx-channel = <0>;
 294                                 mal-rx-channel = <0>;
 295                                 cell-index = <0>;
 296                                 max-frame-size = <1500>;
 297                                 rx-fifo-size = <4096>;
 298                                 tx-fifo-size = <2048>;
 299                                 phy-mode = "rmii";
 300                                 phy-map = <0x00000001>;
 301                                 zmii-device = <&ZMII0>;
 302                                 zmii-channel = <0>;
 303                         };
 304                         EMAC1: ethernet@40000900 {
 305                                 unused = <0x1>;
 306                                 device_type = "network";
 307                                 compatible = "ibm,emac-440gx", "ibm,emac4";
 308                                 interrupt-parent = <&UIC1>;
 309                                 interrupts = <0x1e 0x4 0x1f 0x4>;
 310                                 reg = <0x40000900 0x00000074>;
 311                                 local-mac-address = [000000000000]; // Filled in by zImage
 312                                 mal-device = <&MAL0>;
 313                                 mal-tx-channel = <1>;
 314                                 mal-rx-channel = <1>;
 315                                 cell-index = <1>;
 316                                 max-frame-size = <1500>;
 317                                 rx-fifo-size = <4096>;
 318                                 tx-fifo-size = <2048>;
 319                                 phy-mode = "rmii";
 320                                 phy-map = <0x00000001>;
 321                                 zmii-device = <&ZMII0>;
 322                                 zmii-channel = <1>;
 323                         };
 324
 325                         EMAC2: ethernet@40000c00 {
 326                                 device_type = "network";
 327                                 compatible = "ibm,emac-440gx", "ibm,emac4";
 328                                 interrupt-parent = <&UIC2>;
 329                                 interrupts = <0x0 0x4 0x1 0x4>;
 330                                 reg = <0x40000c00 0x00000074>;
 331                                 local-mac-address = [000000000000]; // Filled in by zImage
 332                                 mal-device = <&MAL0>;
 333                                 mal-tx-channel = <2>;
 334                                 mal-rx-channel = <2>;
 335                                 cell-index = <2>;
 336                                 max-frame-size = <9000>;
 337                                 rx-fifo-size = <4096>;
 338                                 tx-fifo-size = <2048>;
 339                                 phy-mode = "rgmii";
 340                                 phy-map = <0x00000001>;
 341                                 rgmii-device = <&RGMII0>;
 342                                 rgmii-channel = <0>;
 343                                 zmii-device = <&ZMII0>;
 344                                 zmii-channel = <2>;
 345                                 tah-device = <&TAH0>;
 346                                 tah-channel = <0>;
 347                         };
 348
 349                         EMAC3: ethernet@40000e00 {
 350                                 device_type = "network";
 351                                 compatible = "ibm,emac-440gx", "ibm,emac4";
 352                                 interrupt-parent = <&UIC2>;
 353                                 interrupts = <0x2 0x4 0x3 0x4>;
 354                                 reg = <0x40000e00 0x00000074>;
 355                                 local-mac-address = [000000000000]; // Filled in by zImage
 356                                 mal-device = <&MAL0>;
 357                                 mal-tx-channel = <3>;
 358                                 mal-rx-channel = <3>;
 359                                 cell-index = <3>;
 360                                 max-frame-size = <9000>;
 361                                 rx-fifo-size = <4096>;
 362                                 tx-fifo-size = <2048>;
 363                                 phy-mode = "rgmii";
 364                                 phy-map = <0x00000003>;
 365                                 rgmii-device = <&RGMII0>;
 366                                 rgmii-channel = <1>;
 367                                 zmii-device = <&ZMII0>;
 368                                 zmii-channel = <3>;
 369                                 tah-device = <&TAH1>;
 370                                 tah-channel = <0>;
 371                         };
 372
 373
 374                         GPT0: gpt@40000a00 {
 375                                 /* FIXME */
 376                                 reg = <0x40000a00 0x000000d4>;
 377                                 interrupt-parent = <&UIC0>;
 378                                 interrupts = <0x12 0x4 0x13 0x4 0x14 0x4 0x15 0x4 0x16 0x4>;
 379                         };
 380
 381                 };
 382
 383                 PCIX0: pci@20ec00000 {
 384                         device_type = "pci";
 385                         #interrupt-cells = <1>;
 386                         #size-cells = <2>;
 387                         #address-cells = <3>;
 388                         compatible = "ibm,plb440gp-pcix", "ibm,plb-pcix";
 389                         primary;
 390                         large-inbound-windows;
 391                         enable-msi-hole;
 392                         reg = <0x00000002 0x0ec00000   0x00000008       /* Config space access */
 393                                0x00000000 0x00000000 0x00000000         /* no IACK cycles */
 394                                0x00000002 0x0ed00000   0x00000004   /* Special cycles */
 395                                0x00000002 0x0ec80000 0x00000100 /* Internal registers */
 396                                0x00000002 0x0ec80100  0x000000fc>;      /* Internal messaging registers */
 397
 398                         /* Outbound ranges, one memory and one IO,
 399                          * later cannot be changed
 400                          */
 401                         ranges = <0x02000000 0x00000000 0x80000000 0x00000003 0x80000000 0x00000000 0x80000000
 402                                   0x01000000 0x00000000 0x00000000 0x00000002 0x08000000 0x00000000 0x00010000>;
 403
 404                         /* Inbound 2GB range starting at 0 */
 405                         dma-ranges = <0x42000000 0x0 0x0 0x0 0x0 0x0 0x80000000>;
 406
 407                         interrupt-map-mask = <0xf800 0x0 0x0 0x7>;
 408                         interrupt-map = <
 409                                 /* IDSEL 1 */
 410                                 0x800 0x0 0x0 0x1 &UIC0 0x17 0x8
 411                                 0x800 0x0 0x0 0x2 &UIC0 0x18 0x8
 412                                 0x800 0x0 0x0 0x3 &UIC0 0x19 0x8
 413                                 0x800 0x0 0x0 0x4 &UIC0 0x1a 0x8
 414
 415                                 /* IDSEL 2 */
 416                                 0x1000 0x0 0x0 0x1 &UIC0 0x18 0x8
 417                                 0x1000 0x0 0x0 0x2 &UIC0 0x19 0x8
 418                                 0x1000 0x0 0x0 0x3 &UIC0 0x1a 0x8
 419                                 0x1000 0x0 0x0 0x4 &UIC0 0x17 0x8
 420                         >;
 421                 };
 422         };
 423
 424         chosen {
 425                 linux,stdout-path = "/plb/opb/serial@40000300";
 426         };
 427 };