David Gibson | ea20ff5 | 2007-05-08 14:09:18 +1000 | [diff] [blame^] | 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 = <32>; |
| 35 | d-cache-line-size = <32>; |
| 36 | i-cache-size = <0>; |
| 37 | d-cache-size = <0>; |
| 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 | device_type = "ibm,uic"; |
| 50 | compatible = "ibm,uic-440gp", "ibm,uic"; |
| 51 | interrupt-controller; |
| 52 | cell-index = <0>; |
| 53 | dcr-reg = <0c0 009>; |
| 54 | #address-cells = <0>; |
| 55 | #size-cells = <0>; |
| 56 | #interrupt-cells = <2>; |
| 57 | |
| 58 | }; |
| 59 | |
| 60 | UIC1: interrupt-controller1 { |
| 61 | device_type = "ibm,uic"; |
| 62 | compatible = "ibm,uic-440gp", "ibm,uic"; |
| 63 | interrupt-controller; |
| 64 | cell-index = <1>; |
| 65 | dcr-reg = <0d0 009>; |
| 66 | #address-cells = <0>; |
| 67 | #size-cells = <0>; |
| 68 | #interrupt-cells = <2>; |
| 69 | interrupts = <1e 4 1f 4>; /* cascade */ |
| 70 | interrupt-parent = <&UIC0>; |
| 71 | }; |
| 72 | |
| 73 | CPC0: cpc { |
| 74 | device_type = "ibm,cpc"; |
| 75 | compatible = "ibm,cpc-440gp"; |
| 76 | dcr-reg = <0b0 003 0e0 010>; |
| 77 | // FIXME: anything else? |
| 78 | }; |
| 79 | |
| 80 | plb { |
| 81 | device_type = "ibm,plb"; |
| 82 | compatible = "ibm,plb-440gp", "ibm,plb4"; |
| 83 | #address-cells = <2>; |
| 84 | #size-cells = <1>; |
| 85 | ranges; |
| 86 | clock-frequency = <0>; // Filled in by zImage |
| 87 | |
| 88 | SDRAM0: sdram { |
| 89 | device_type = "memory-controller"; |
| 90 | compatible = "ibm,sdram-440gp", "ibm,sdram"; |
| 91 | dcr-reg = <010 2>; |
| 92 | // FIXME: anything else? |
| 93 | }; |
| 94 | |
| 95 | DMA0: dma { |
| 96 | // FIXME: ??? |
| 97 | device_type = "ibm,dma-4xx"; |
| 98 | compatible = "ibm,dma-440gp", "ibm,dma-4xx"; |
| 99 | dcr-reg = <100 027>; |
| 100 | }; |
| 101 | |
| 102 | MAL0: mcmal { |
| 103 | device_type = "mcmal-dma"; |
| 104 | compatible = "ibm,mcmal-440gp", "ibm,mcmal"; |
| 105 | dcr-reg = <180 62>; |
| 106 | num-tx-chans = <4>; |
| 107 | num-rx-chans = <4>; |
| 108 | interrupt-parent = <&MAL0>; |
| 109 | interrupts = <0 1 2 3 4>; |
| 110 | #interrupt-cells = <1>; |
| 111 | #address-cells = <0>; |
| 112 | #size-cells = <0>; |
| 113 | interrupt-map = </*TXEOB*/ 0 &UIC0 a 4 |
| 114 | /*RXEOB*/ 1 &UIC0 b 4 |
| 115 | /*SERR*/ 2 &UIC1 0 4 |
| 116 | /*TXDE*/ 3 &UIC1 1 4 |
| 117 | /*RXDE*/ 4 &UIC1 2 4>; |
| 118 | interrupt-map-mask = <ffffffff>; |
| 119 | }; |
| 120 | |
| 121 | POB0: opb { |
| 122 | device_type = "ibm,opb"; |
| 123 | compatible = "ibm,opb-440gp", "ibm,opb"; |
| 124 | #address-cells = <1>; |
| 125 | #size-cells = <1>; |
| 126 | /* Wish there was a nicer way of specifying a full 32-bit |
| 127 | range */ |
| 128 | ranges = <00000000 1 00000000 80000000 |
| 129 | 80000000 1 80000000 80000000>; |
| 130 | dcr-reg = <090 00b>; |
| 131 | interrupt-parent = <&UIC1>; |
| 132 | interrupts = <7 4>; |
| 133 | clock-frequency = <0>; // Filled in by zImage |
| 134 | |
| 135 | EBC0: ebc { |
| 136 | device_type = "ibm,ebc"; |
| 137 | compatible = "ibm,ebc-440gp"; |
| 138 | dcr-reg = <012 2>; |
| 139 | #address-cells = <2>; |
| 140 | #size-cells = <1>; |
| 141 | clock-frequency = <0>; // Filled in by zImage |
| 142 | ranges = <0 00000000 fff00000 100000 |
| 143 | 1 00000000 48000000 100000 |
| 144 | 2 00000000 ff800000 400000 |
| 145 | 3 00000000 48200000 100000 |
| 146 | 7 00000000 48300000 100000>; |
| 147 | interrupts = <5 4>; |
| 148 | interrupt-parent = <&UIC1>; |
| 149 | |
| 150 | small-flash@0,0 { |
| 151 | device_type = "rom"; |
| 152 | compatible = "direct-mapped"; |
| 153 | probe-type = "JEDEC"; |
| 154 | bank-width = <1>; |
| 155 | partitions = <0 80000>; |
| 156 | partition-names = "OpenBIOS"; |
| 157 | reg = <0 80000 80000>; |
| 158 | }; |
| 159 | |
| 160 | ds1743@1,0 { |
| 161 | /* NVRAM & RTC */ |
| 162 | device_type = "nvram"; |
| 163 | compatible = "ds1743"; |
| 164 | reg = <1 0 2000>; |
| 165 | }; |
| 166 | |
| 167 | large-flash@2,0 { |
| 168 | device_type = "rom"; |
| 169 | compatible = "direct-mapped"; |
| 170 | probe-type = "JEDEC"; |
| 171 | bank-width = <1>; |
| 172 | partitions = <0 380000 |
| 173 | 280000 80000>; |
| 174 | partition-names = "fs", "firmware"; |
| 175 | reg = <2 0 400000>; |
| 176 | }; |
| 177 | |
| 178 | ir@3,0 { |
| 179 | reg = <3 0 10>; |
| 180 | }; |
| 181 | |
| 182 | fpga@7,0 { |
| 183 | compatible = "Ebony-FPGA"; |
| 184 | reg = <7 0 10>; |
| 185 | }; |
| 186 | }; |
| 187 | |
| 188 | UART0: serial@40000200 { |
| 189 | device_type = "serial"; |
| 190 | compatible = "ns16550"; |
| 191 | reg = <40000200 8>; |
| 192 | virtual-reg = <e0000200>; |
| 193 | clock-frequency = <A8C000>; |
| 194 | current-speed = <2580>; |
| 195 | interrupt-parent = <&UIC0>; |
| 196 | interrupts = <0 4>; |
| 197 | }; |
| 198 | |
| 199 | UART1: serial@40000300 { |
| 200 | device_type = "serial"; |
| 201 | compatible = "ns16550"; |
| 202 | reg = <40000300 8>; |
| 203 | virtual-reg = <e0000300>; |
| 204 | clock-frequency = <A8C000>; |
| 205 | current-speed = <2580>; |
| 206 | interrupt-parent = <&UIC0>; |
| 207 | interrupts = <1 4>; |
| 208 | }; |
| 209 | |
| 210 | IIC0: i2c@40000400 { |
| 211 | /* FIXME */ |
| 212 | device_type = "i2c"; |
| 213 | compatible = "ibm,iic-440gp", "ibm,iic"; |
| 214 | reg = <40000400 14>; |
| 215 | interrupt-parent = <&UIC0>; |
| 216 | interrupts = <2 4>; |
| 217 | }; |
| 218 | IIC1: i2c@40000500 { |
| 219 | /* FIXME */ |
| 220 | device_type = "i2c"; |
| 221 | compatible = "ibm,iic-440gp", "ibm,iic"; |
| 222 | reg = <40000500 14>; |
| 223 | interrupt-parent = <&UIC0>; |
| 224 | interrupts = <3 4>; |
| 225 | }; |
| 226 | |
| 227 | GPIO0: gpio@40000700 { |
| 228 | /* FIXME */ |
| 229 | device_type = "gpio"; |
| 230 | compatible = "ibm,gpio-440gp"; |
| 231 | reg = <40000700 20>; |
| 232 | }; |
| 233 | |
| 234 | ZMII0: emac-zmii@40000780 { |
| 235 | device_type = "emac-zmii"; |
| 236 | compatible = "ibm,zmii-440gp", "ibm,zmii"; |
| 237 | reg = <40000780 c>; |
| 238 | }; |
| 239 | |
| 240 | EMAC0: ethernet@40000800 { |
| 241 | linux,network-index = <0>; |
| 242 | device_type = "network"; |
| 243 | compatible = "ibm,emac-440gp", "ibm,emac"; |
| 244 | interrupt-parent = <&UIC1>; |
| 245 | interrupts = <1c 4 1d 4>; |
| 246 | reg = <40000800 70>; |
| 247 | local-mac-address = [000000000000]; // Filled in by zImage |
| 248 | mal-device = <&MAL0>; |
| 249 | mal-tx-channel = <0 1>; |
| 250 | mal-rx-channel = <0>; |
| 251 | cell-index = <0>; |
| 252 | max-frame-size = <5dc>; |
| 253 | rx-fifo-size = <1000>; |
| 254 | tx-fifo-size = <800>; |
| 255 | phy-mode = "rmii"; |
| 256 | phy-map = <00000001>; |
| 257 | zmii-device = <&ZMII0>; |
| 258 | zmii-channel = <0>; |
| 259 | }; |
| 260 | EMAC1: ethernet@40000900 { |
| 261 | linux,network-index = <1>; |
| 262 | device_type = "network"; |
| 263 | compatible = "ibm,emac-440gp", "ibm,emac"; |
| 264 | interrupt-parent = <&UIC1>; |
| 265 | interrupts = <1e 4 1f 4>; |
| 266 | reg = <40000900 70>; |
| 267 | local-mac-address = [000000000000]; // Filled in by zImage |
| 268 | mal-device = <&MAL0>; |
| 269 | mal-tx-channel = <2 3>; |
| 270 | mal-rx-channel = <1>; |
| 271 | cell-index = <1>; |
| 272 | max-frame-size = <5dc>; |
| 273 | rx-fifo-size = <1000>; |
| 274 | tx-fifo-size = <800>; |
| 275 | phy-mode = "rmii"; |
| 276 | phy-map = <00000001>; |
| 277 | zmii-device = <&ZMII0>; |
| 278 | zmii-channel = <1>; |
| 279 | }; |
| 280 | |
| 281 | |
| 282 | GPT0: gpt@40000a00 { |
| 283 | /* FIXME */ |
| 284 | reg = <40000a00 d4>; |
| 285 | interrupt-parent = <&UIC0>; |
| 286 | interrupts = <12 4 13 4 14 4 15 4 16 4>; |
| 287 | }; |
| 288 | |
| 289 | }; |
| 290 | |
| 291 | PCIX0: pci@1234 { |
| 292 | device_type = "pci"; |
| 293 | /* FIXME */ |
| 294 | reg = <2 0ec00000 8 |
| 295 | 2 0ec80000 f0 |
| 296 | 2 0ec80100 fc>; |
| 297 | }; |
| 298 | }; |
| 299 | |
| 300 | chosen { |
| 301 | linux,stdout-path = "/plb/opb/serial@40000200"; |
| 302 | // linux,initrd-start = <0>; /* FIXME */ |
| 303 | // linux,initrd-end = <0>; |
| 304 | // bootargs = ""; |
| 305 | }; |
| 306 | }; |
| 307 | |