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  * To build:
  14  *   dtc -I dts -O asm -o ebony.S -b 0 ebony.dts
  15  *   dtc -I dts -O dtb -o ebony.dtb -b 0 ebony.dts
  16  */
  17
  18 / {
  19         #address-cells = <2>;
  20         #size-cells = <1>;
  21         model = "ibm,ebony";
  22         compatible = "ibm,ebony";
  23         dcr-parent = <&/cpus/PowerPC,440GP@0>;
  24
  25         cpus {
  26                 #address-cells = <1>;
  27                 #size-cells = <0>;
  28
  29                 PowerPC,440GP@0 {
  30                         device_type = "cpu";
  31                         reg = <0>;
  32                         clock-frequency = <0>; // Filled in by zImage
  33                         timebase-frequency = <0>; // Filled in by zImage
  34                         i-cache-line-size = <20>;
  35                         d-cache-line-size = <20>;
  36                         i-cache-size = <8000>; /* 32 kB */
  37                         d-cache-size = <8000>; /* 32 kB */
  38                         dcr-controller;
  39                         dcr-access-method = "native";
  40                 };
  41         };
  42
  43         memory {
  44                 device_type = "memory";
  45                 reg = <0 0 0>; // Filled in by zImage
  46         };
  47
  48         UIC0: interrupt-controller0 {
  49                 compatible = "ibm,uic-440gp", "ibm,uic";
  50                 interrupt-controller;
  51                 cell-index = <0>;
  52                 dcr-reg = <0c0 009>;
  53                 #address-cells = <0>;
  54                 #size-cells = <0>;
  55                 #interrupt-cells = <2>;
  56
  57         };
  58
  59         UIC1: interrupt-controller1 {
  60                 compatible = "ibm,uic-440gp", "ibm,uic";
  61                 interrupt-controller;
  62                 cell-index = <1>;
  63                 dcr-reg = <0d0 009>;
  64                 #address-cells = <0>;
  65                 #size-cells = <0>;
  66                 #interrupt-cells = <2>;
  67                 interrupts = <1e 4 1f 4>; /* cascade */
  68                 interrupt-parent = <&UIC0>;
  69         };
  70
  71         CPC0: cpc {
  72                 compatible = "ibm,cpc-440gp";
  73                 dcr-reg = <0b0 003 0e0 010>;
  74                 // FIXME: anything else?
  75         };
  76
  77         plb {
  78                 compatible = "ibm,plb-440gp", "ibm,plb4";
  79                 #address-cells = <2>;
  80                 #size-cells = <1>;
  81                 ranges;
  82                 clock-frequency = <0>; // Filled in by zImage
  83
  84                 SDRAM0: memory-controller {
  85                         compatible = "ibm,sdram-440gp";
  86                         dcr-reg = <010 2>;
  87                         // FIXME: anything else?
  88                 };
  89
  90                 SRAM0: sram {
  91                         compatible = "ibm,sram-440gp";
  92                         dcr-reg = <020 8 00a 1>;
  93                 };
  94
  95                 DMA0: dma {
  96                         // FIXME: ???
  97                         compatible = "ibm,dma-440gp";
  98                         dcr-reg = <100 027>;
  99                 };
 100
 101                 MAL0: mcmal {
 102                         compatible = "ibm,mcmal-440gp", "ibm,mcmal";
 103                         dcr-reg = <180 62>;
 104                         num-tx-chans = <4>;
 105                         num-rx-chans = <4>;
 106                         interrupt-parent = <&MAL0>;
 107                         interrupts = <0 1 2 3 4>;
 108                         #interrupt-cells = <1>;
 109                         #address-cells = <0>;
 110                         #size-cells = <0>;
 111                         interrupt-map = </*TXEOB*/ 0 &UIC0 a 4
 112                                          /*RXEOB*/ 1 &UIC0 b 4
 113                                          /*SERR*/  2 &UIC1 0 4
 114                                          /*TXDE*/  3 &UIC1 1 4
 115                                          /*RXDE*/  4 &UIC1 2 4>;
 116                         interrupt-map-mask = <ffffffff>;
 117                 };
 118
 119                 POB0: opb {
 120                         compatible = "ibm,opb-440gp", "ibm,opb";
 121                         #address-cells = <1>;
 122                         #size-cells = <1>;
 123                         /* Wish there was a nicer way of specifying a full 32-bit
 124                            range */
 125                         ranges = <00000000 1 00000000 80000000
 126                                   80000000 1 80000000 80000000>;
 127                         dcr-reg = <090 00b>;
 128                         interrupt-parent = <&UIC1>;
 129                         interrupts = <7 4>;
 130                         clock-frequency = <0>; // Filled in by zImage
 131
 132                         EBC0: ebc {
 133                                 compatible = "ibm,ebc-440gp", "ibm,ebc";
 134                                 dcr-reg = <012 2>;
 135                                 #address-cells = <2>;
 136                                 #size-cells = <1>;
 137                                 clock-frequency = <0>; // Filled in by zImage
 138                                 // ranges property is supplied by zImage
 139                                 // based on firmware's configuration of the
 140                                 // EBC bridge
 141                                 interrupts = <5 4>;
 142                                 interrupt-parent = <&UIC1>;
 143
 144                                 small-flash@0,80000 {
 145                                         device_type = "rom";
 146                                         compatible = "direct-mapped";
 147                                         probe-type = "JEDEC";
 148                                         bank-width = <1>;
 149                                         partitions = <0 80000>;
 150                                         partition-names = "OpenBIOS";
 151                                         reg = <0 80000 80000>;
 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                                         device_type = "rom";
 162                                         compatible = "direct-mapped";
 163                                         probe-type = "JEDEC";
 164                                         bank-width = <1>;
 165                                         partitions = <0 380000
 166                                                       380000 80000>;
 167                                         partition-names = "fs", "firmware";
 168                                         reg = <2 0 400000>;
 169                                 };
 170
 171                                 ir@3,0 {
 172                                         reg = <3 0 10>;
 173                                 };
 174
 175                                 fpga@7,0 {
 176                                         compatible = "Ebony-FPGA";
 177                                         reg = <7 0 10>;
 178                                         virtual-reg = <e8300000>;
 179                                 };
 180                         };
 181
 182                         UART0: serial@40000200 {
 183                                 device_type = "serial";
 184                                 compatible = "ns16550";
 185                                 reg = <40000200 8>;
 186                                 virtual-reg = <e0000200>;
 187                                 clock-frequency = <A8C000>;
 188                                 current-speed = <2580>;
 189                                 interrupt-parent = <&UIC0>;
 190                                 interrupts = <0 4>;
 191                         };
 192
 193                         UART1: serial@40000300 {
 194                                 device_type = "serial";
 195                                 compatible = "ns16550";
 196                                 reg = <40000300 8>;
 197                                 virtual-reg = <e0000300>;
 198                                 clock-frequency = <A8C000>;
 199                                 current-speed = <2580>;
 200                                 interrupt-parent = <&UIC0>;
 201                                 interrupts = <1 4>;
 202                         };
 203
 204                         IIC0: i2c@40000400 {
 205                                 /* FIXME */
 206                                 device_type = "i2c";
 207                                 compatible = "ibm,iic-440gp", "ibm,iic";
 208                                 reg = <40000400 14>;
 209                                 interrupt-parent = <&UIC0>;
 210                                 interrupts = <2 4>;
 211                         };
 212                         IIC1: i2c@40000500 {
 213                                 /* FIXME */
 214                                 device_type = "i2c";
 215                                 compatible = "ibm,iic-440gp", "ibm,iic";
 216                                 reg = <40000500 14>;
 217                                 interrupt-parent = <&UIC0>;
 218                                 interrupts = <3 4>;
 219                         };
 220
 221                         GPIO0: gpio@40000700 {
 222                                 /* FIXME */
 223                                 compatible = "ibm,gpio-440gp";
 224                                 reg = <40000700 20>;
 225                         };
 226
 227                         ZMII0: emac-zmii@40000780 {
 228                                 compatible = "ibm,zmii-440gp", "ibm,zmii";
 229                                 reg = <40000780 c>;
 230                         };
 231
 232                         EMAC0: ethernet@40000800 {
 233                                 linux,network-index = <0>;
 234                                 device_type = "network";
 235                                 compatible = "ibm,emac-440gp", "ibm,emac";
 236                                 interrupt-parent = <&UIC1>;
 237                                 interrupts = <1c 4 1d 4>;
 238                                 reg = <40000800 70>;
 239                                 local-mac-address = [000000000000]; // Filled in by zImage
 240                                 mal-device = <&MAL0>;
 241                                 mal-tx-channel = <0 1>;
 242                                 mal-rx-channel = <0>;
 243                                 cell-index = <0>;
 244                                 max-frame-size = <5dc>;
 245                                 rx-fifo-size = <1000>;
 246                                 tx-fifo-size = <800>;
 247                                 phy-mode = "rmii";
 248                                 phy-map = <00000001>;
 249                                 zmii-device = <&ZMII0>;
 250                                 zmii-channel = <0>;
 251                         };
 252                         EMAC1: ethernet@40000900 {
 253                                 linux,network-index = <1>;
 254                                 device_type = "network";
 255                                 compatible = "ibm,emac-440gp", "ibm,emac";
 256                                 interrupt-parent = <&UIC1>;
 257                                 interrupts = <1e 4 1f 4>;
 258                                 reg = <40000900 70>;
 259                                 local-mac-address = [000000000000]; // Filled in by zImage
 260                                 mal-device = <&MAL0>;
 261                                 mal-tx-channel = <2 3>;
 262                                 mal-rx-channel = <1>;
 263                                 cell-index = <1>;
 264                                 max-frame-size = <5dc>;
 265                                 rx-fifo-size = <1000>;
 266                                 tx-fifo-size = <800>;
 267                                 phy-mode = "rmii";
 268                                 phy-map = <00000001>;
 269                                 zmii-device = <&ZMII0>;
 270                                 zmii-channel = <1>;
 271                         };
 272
 273
 274                         GPT0: gpt@40000a00 {
 275                                 /* FIXME */
 276                                 reg = <40000a00 d4>;
 277                                 interrupt-parent = <&UIC0>;
 278                                 interrupts = <12 4 13 4 14 4 15 4 16 4>;
 279                         };
 280
 281                 };
 282
 283                 PCIX0: pci@1234 {
 284                         device_type = "pci";
 285                         /* FIXME */
 286                         reg = <2 0ec00000 8
 287                                2 0ec80000 f0
 288                                2 0ec80100 fc>;
 289                 };
 290         };
 291
 292         chosen {
 293                 linux,stdout-path = "/plb/opb/serial@40000200";
 294         };
 295 };