git.oblomov.eu Git - linux-2.6/blob - arch/powerpc/boot/dts/ebony.dts

   1 /*
   2  * Device Tree Source for IBM Ebony
   3  *
   4  * Copyright (c) 2006, 2007 IBM Corp.
   5  * Josh Boyer <jwboyer@linux.vnet.ibm.com>, David Gibson <dwg@au1.ibm.com>
   6  *
   7  * FIXME: Draft only!
   8  *
   9  * This file is licensed under the terms of the GNU General Public
  10  * License version 2.  This program is licensed "as is" without
  11  * any warranty of any kind, whether express or implied.
  12  */
  13
  14 / {
  15         #address-cells = <2>;
  16         #size-cells = <1>;
  17         model = "ibm,ebony";
  18         compatible = "ibm,ebony";
  19         dcr-parent = <&/cpus/cpu@0>;
  20
  21         cpus {
  22                 #address-cells = <1>;
  23                 #size-cells = <0>;
  24
  25                 cpu@0 {
  26                         device_type = "cpu";
  27                         model = "PowerPC,440GP";
  28                         reg = <0>;
  29                         clock-frequency = <0>; // Filled in by zImage
  30                         timebase-frequency = <0>; // Filled in by zImage
  31                         i-cache-line-size = <20>;
  32                         d-cache-line-size = <20>;
  33                         i-cache-size = <8000>; /* 32 kB */
  34                         d-cache-size = <8000>; /* 32 kB */
  35                         dcr-controller;
  36                         dcr-access-method = "native";
  37                 };
  38         };
  39
  40         memory {
  41                 device_type = "memory";
  42                 reg = <0 0 0>; // Filled in by zImage
  43         };
  44
  45         UIC0: interrupt-controller0 {
  46                 compatible = "ibm,uic-440gp", "ibm,uic";
  47                 interrupt-controller;
  48                 cell-index = <0>;
  49                 dcr-reg = <0c0 009>;
  50                 #address-cells = <0>;
  51                 #size-cells = <0>;
  52                 #interrupt-cells = <2>;
  53
  54         };
  55
  56         UIC1: interrupt-controller1 {
  57                 compatible = "ibm,uic-440gp", "ibm,uic";
  58                 interrupt-controller;
  59                 cell-index = <1>;
  60                 dcr-reg = <0d0 009>;
  61                 #address-cells = <0>;
  62                 #size-cells = <0>;
  63                 #interrupt-cells = <2>;
  64                 interrupts = <1e 4 1f 4>; /* cascade */
  65                 interrupt-parent = <&UIC0>;
  66         };
  67
  68         CPC0: cpc {
  69                 compatible = "ibm,cpc-440gp";
  70                 dcr-reg = <0b0 003 0e0 010>;
  71                 // FIXME: anything else?
  72         };
  73
  74         plb {
  75                 compatible = "ibm,plb-440gp", "ibm,plb4";
  76                 #address-cells = <2>;
  77                 #size-cells = <1>;
  78                 ranges;
  79                 clock-frequency = <0>; // Filled in by zImage
  80
  81                 SDRAM0: memory-controller {
  82                         compatible = "ibm,sdram-440gp";
  83                         dcr-reg = <010 2>;
  84                         // FIXME: anything else?
  85                 };
  86
  87                 SRAM0: sram {
  88                         compatible = "ibm,sram-440gp";
  89                         dcr-reg = <020 8 00a 1>;
  90                 };
  91
  92                 DMA0: dma {
  93                         // FIXME: ???
  94                         compatible = "ibm,dma-440gp";
  95                         dcr-reg = <100 027>;
  96                 };
  97
  98                 MAL0: mcmal {
  99                         compatible = "ibm,mcmal-440gp", "ibm,mcmal";
 100                         dcr-reg = <180 62>;
 101                         num-tx-chans = <4>;
 102                         num-rx-chans = <4>;
 103                         interrupt-parent = <&MAL0>;
 104                         interrupts = <0 1 2 3 4>;
 105                         #interrupt-cells = <1>;
 106                         #address-cells = <0>;
 107                         #size-cells = <0>;
 108                         interrupt-map = </*TXEOB*/ 0 &UIC0 a 4
 109                                          /*RXEOB*/ 1 &UIC0 b 4
 110                                          /*SERR*/  2 &UIC1 0 4
 111                                          /*TXDE*/  3 &UIC1 1 4
 112                                          /*RXDE*/  4 &UIC1 2 4>;
 113                         interrupt-map-mask = <ffffffff>;
 114                 };
 115
 116                 POB0: opb {
 117                         compatible = "ibm,opb-440gp", "ibm,opb";
 118                         #address-cells = <1>;
 119                         #size-cells = <1>;
 120                         /* Wish there was a nicer way of specifying a full 32-bit
 121                            range */
 122                         ranges = <00000000 1 00000000 80000000
 123                                   80000000 1 80000000 80000000>;
 124                         dcr-reg = <090 00b>;
 125                         interrupt-parent = <&UIC1>;
 126                         interrupts = <7 4>;
 127                         clock-frequency = <0>; // Filled in by zImage
 128
 129                         EBC0: ebc {
 130                                 compatible = "ibm,ebc-440gp", "ibm,ebc";
 131                                 dcr-reg = <012 2>;
 132                                 #address-cells = <2>;
 133                                 #size-cells = <1>;
 134                                 clock-frequency = <0>; // Filled in by zImage
 135                                 // ranges property is supplied by zImage
 136                                 // based on firmware's configuration of the
 137                                 // EBC bridge
 138                                 interrupts = <5 4>;
 139                                 interrupt-parent = <&UIC1>;
 140
 141                                 small-flash@0,80000 {
 142                                         compatible = "jedec-flash";
 143                                         bank-width = <1>;
 144                                         reg = <0 80000 80000>;
 145                                         #address-cells = <1>;
 146                                         #size-cells = <1>;
 147                                         partition@0 {
 148                                                 label = "OpenBIOS";
 149                                                 reg = <0 80000>;
 150                                                 read-only;
 151                                         };
 152                                 };
 153
 154                                 ds1743@1,0 {
 155                                         /* NVRAM & RTC */
 156                                         compatible = "ds1743";
 157                                         reg = <1 0 2000>;
 158                                 };
 159
 160                                 large-flash@2,0 {
 161                                         compatible = "jedec-flash";
 162                                         bank-width = <1>;
 163                                         reg = <2 0 400000>;
 164                                         #address-cells = <1>;
 165                                         #size-cells = <1>;
 166                                         partition@0 {
 167                                                 label = "fs";
 168                                                 reg = <0 380000>;
 169                                         };
 170                                         partition@380000 {
 171                                                 label = "firmware";
 172                                                 reg = <380000 80000>;
 173                                         };
 174                                 };
 175
 176                                 ir@3,0 {
 177                                         reg = <3 0 10>;
 178                                 };
 179
 180                                 fpga@7,0 {
 181                                         compatible = "Ebony-FPGA";
 182                                         reg = <7 0 10>;
 183                                         virtual-reg = <e8300000>;
 184                                 };
 185                         };
 186
 187                         UART0: serial@40000200 {
 188                                 device_type = "serial";
 189                                 compatible = "ns16550";
 190                                 reg = <40000200 8>;
 191                                 virtual-reg = <e0000200>;
 192                                 clock-frequency = <A8C000>;
 193                                 current-speed = <2580>;
 194                                 interrupt-parent = <&UIC0>;
 195                                 interrupts = <0 4>;
 196                         };
 197
 198                         UART1: serial@40000300 {
 199                                 device_type = "serial";
 200                                 compatible = "ns16550";
 201                                 reg = <40000300 8>;
 202                                 virtual-reg = <e0000300>;
 203                                 clock-frequency = <A8C000>;
 204                                 current-speed = <2580>;
 205                                 interrupt-parent = <&UIC0>;
 206                                 interrupts = <1 4>;
 207                         };
 208
 209                         IIC0: i2c@40000400 {
 210                                 /* FIXME */
 211                                 device_type = "i2c";
 212                                 compatible = "ibm,iic-440gp", "ibm,iic";
 213                                 reg = <40000400 14>;
 214                                 interrupt-parent = <&UIC0>;
 215                                 interrupts = <2 4>;
 216                         };
 217                         IIC1: i2c@40000500 {
 218                                 /* FIXME */
 219                                 device_type = "i2c";
 220                                 compatible = "ibm,iic-440gp", "ibm,iic";
 221                                 reg = <40000500 14>;
 222                                 interrupt-parent = <&UIC0>;
 223                                 interrupts = <3 4>;
 224                         };
 225
 226                         GPIO0: gpio@40000700 {
 227                                 /* FIXME */
 228                                 compatible = "ibm,gpio-440gp";
 229                                 reg = <40000700 20>;
 230                         };
 231
 232                         ZMII0: emac-zmii@40000780 {
 233                                 compatible = "ibm,zmii-440gp", "ibm,zmii";
 234                                 reg = <40000780 c>;
 235                         };
 236
 237                         EMAC0: ethernet@40000800 {
 238                                 linux,network-index = <0>;
 239                                 device_type = "network";
 240                                 compatible = "ibm,emac-440gp", "ibm,emac";
 241                                 interrupt-parent = <&UIC1>;
 242                                 interrupts = <1c 4 1d 4>;
 243                                 reg = <40000800 70>;
 244                                 local-mac-address = [000000000000]; // Filled in by zImage
 245                                 mal-device = <&MAL0>;
 246                                 mal-tx-channel = <0 1>;
 247                                 mal-rx-channel = <0>;
 248                                 cell-index = <0>;
 249                                 max-frame-size = <5dc>;
 250                                 rx-fifo-size = <1000>;
 251                                 tx-fifo-size = <800>;
 252                                 phy-mode = "rmii";
 253                                 phy-map = <00000001>;
 254                                 zmii-device = <&ZMII0>;
 255                                 zmii-channel = <0>;
 256                         };
 257                         EMAC1: ethernet@40000900 {
 258                                 linux,network-index = <1>;
 259                                 device_type = "network";
 260                                 compatible = "ibm,emac-440gp", "ibm,emac";
 261                                 interrupt-parent = <&UIC1>;
 262                                 interrupts = <1e 4 1f 4>;
 263                                 reg = <40000900 70>;
 264                                 local-mac-address = [000000000000]; // Filled in by zImage
 265                                 mal-device = <&MAL0>;
 266                                 mal-tx-channel = <2 3>;
 267                                 mal-rx-channel = <1>;
 268                                 cell-index = <1>;
 269                                 max-frame-size = <5dc>;
 270                                 rx-fifo-size = <1000>;
 271                                 tx-fifo-size = <800>;
 272                                 phy-mode = "rmii";
 273                                 phy-map = <00000001>;
 274                                 zmii-device = <&ZMII0>;
 275                                 zmii-channel = <1>;
 276                         };
 277
 278
 279                         GPT0: gpt@40000a00 {
 280                                 /* FIXME */
 281                                 reg = <40000a00 d4>;
 282                                 interrupt-parent = <&UIC0>;
 283                                 interrupts = <12 4 13 4 14 4 15 4 16 4>;
 284                         };
 285
 286                 };
 287
 288                 PCIX0: pci@20ec00000 {
 289                         device_type = "pci";
 290                         #interrupt-cells = <1>;
 291                         #size-cells = <2>;
 292                         #address-cells = <3>;
 293                         compatible = "ibm,plb440gp-pcix", "ibm,plb-pcix";
 294                         primary;
 295                         reg = <2 0ec00000 8     /* Config space access */
 296                                0 0 0            /* no IACK cycles */
 297                                2 0ed00000 4     /* Special cycles */
 298                                2 0ec80000 f0    /* Internal registers */
 299                                2 0ec80100 fc>;  /* Internal messaging registers */
 300
 301                         /* Outbound ranges, one memory and one IO,
 302                          * later cannot be changed
 303                          */
 304                         ranges = <02000000 0 80000000 00000003 80000000 0 80000000
 305                                   01000000 0 00000000 00000002 08000000 0 00010000>;
 306
 307                         /* Inbound 2GB range starting at 0 */
 308                         dma-ranges = <42000000 0 0 0 0 0 80000000>;
 309
 310                         /* Ebony has all 4 IRQ pins tied together per slot */
 311                         interrupt-map-mask = <f800 0 0 0>;
 312                         interrupt-map = <
 313                                 /* IDSEL 1 */
 314                                 0800 0 0 0 &UIC0 17 8
 315
 316                                 /* IDSEL 2 */
 317                                 1000 0 0 0 &UIC0 18 8
 318
 319                                 /* IDSEL 3 */
 320                                 1800 0 0 0 &UIC0 19 8
 321
 322                                 /* IDSEL 4 */
 323                                 2000 0 0 0 &UIC0 1a 8
 324                         >;
 325                 };
 326         };
 327
 328         chosen {
 329                 linux,stdout-path = "/plb/opb/serial@40000200";
 330         };
 331 };