1/* 2 * Device Tree Source for AMCC Rainier 3 * 4 * Based on Sequoia code 5 * Copyright (c) 2007 MontaVista Software, Inc. 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/ { 16 #address-cells = <2>; 17 #size-cells = <1>; 18 model = "amcc,rainier"; 19 compatible = "amcc,rainier"; 20 dcr-parent = <&/cpus/cpu@0>; 21 22 aliases { 23 ethernet0 = &EMAC0; 24 ethernet1 = &EMAC1; 25 serial0 = &UART0; 26 serial1 = &UART1; 27 serial2 = &UART2; 28 serial3 = &UART3; 29 }; 30 31 cpus { 32 #address-cells = <1>; 33 #size-cells = <0>; 34 35 cpu@0 { 36 device_type = "cpu"; 37 model = "PowerPC,440GRx"; 38 reg = <0>; 39 clock-frequency = <0>; /* Filled in by zImage */ 40 timebase-frequency = <0>; /* Filled in by zImage */ 41 i-cache-line-size = <20>; 42 d-cache-line-size = <20>; 43 i-cache-size = <8000>; 44 d-cache-size = <8000>; 45 dcr-controller; 46 dcr-access-method = "native"; 47 }; 48 }; 49 50 memory { 51 device_type = "memory"; 52 reg = <0 0 0>; /* Filled in by zImage */ 53 }; 54 55 UIC0: interrupt-controller0 { 56 compatible = "ibm,uic-440grx","ibm,uic"; 57 interrupt-controller; 58 cell-index = <0>; 59 dcr-reg = <0c0 009>; 60 #address-cells = <0>; 61 #size-cells = <0>; 62 #interrupt-cells = <2>; 63 }; 64 65 UIC1: interrupt-controller1 { 66 compatible = "ibm,uic-440grx","ibm,uic"; 67 interrupt-controller; 68 cell-index = <1>; 69 dcr-reg = <0d0 009>; 70 #address-cells = <0>; 71 #size-cells = <0>; 72 #interrupt-cells = <2>; 73 interrupts = <1e 4 1f 4>; /* cascade */ 74 interrupt-parent = <&UIC0>; 75 }; 76 77 UIC2: interrupt-controller2 { 78 compatible = "ibm,uic-440grx","ibm,uic"; 79 interrupt-controller; 80 cell-index = <2>; 81 dcr-reg = <0e0 009>; 82 #address-cells = <0>; 83 #size-cells = <0>; 84 #interrupt-cells = <2>; 85 interrupts = <1c 4 1d 4>; /* cascade */ 86 interrupt-parent = <&UIC0>; 87 }; 88 89 SDR0: sdr { 90 compatible = "ibm,sdr-440grx", "ibm,sdr-440ep"; 91 dcr-reg = <00e 002>; 92 }; 93 94 CPR0: cpr { 95 compatible = "ibm,cpr-440grx", "ibm,cpr-440ep"; 96 dcr-reg = <00c 002>; 97 }; 98 99 plb { 100 compatible = "ibm,plb-440grx", "ibm,plb4"; 101 #address-cells = <2>; 102 #size-cells = <1>; 103 ranges; 104 clock-frequency = <0>; /* Filled in by zImage */ 105 106 SDRAM0: sdram { 107 compatible = "ibm,sdram-440grx", "ibm,sdram-44x-ddr2denali"; 108 dcr-reg = <010 2>; 109 }; 110 111 DMA0: dma { 112 compatible = "ibm,dma-440grx", "ibm,dma-4xx"; 113 dcr-reg = <100 027>; 114 }; 115 116 MAL0: mcmal { 117 compatible = "ibm,mcmal-440grx", "ibm,mcmal2"; 118 dcr-reg = <180 62>; 119 num-tx-chans = <2>; 120 num-rx-chans = <2>; 121 interrupt-parent = <&MAL0>; 122 interrupts = <0 1 2 3 4>; 123 #interrupt-cells = <1>; 124 #address-cells = <0>; 125 #size-cells = <0>; 126 interrupt-map = </*TXEOB*/ 0 &UIC0 a 4 127 /*RXEOB*/ 1 &UIC0 b 4 128 /*SERR*/ 2 &UIC1 0 4 129 /*TXDE*/ 3 &UIC1 1 4 130 /*RXDE*/ 4 &UIC1 2 4>; 131 interrupt-map-mask = <ffffffff>; 132 }; 133 134 POB0: opb { 135 compatible = "ibm,opb-440grx", "ibm,opb"; 136 #address-cells = <1>; 137 #size-cells = <1>; 138 ranges = <00000000 1 00000000 80000000 139 80000000 1 80000000 80000000>; 140 interrupt-parent = <&UIC1>; 141 interrupts = <7 4>; 142 clock-frequency = <0>; /* Filled in by zImage */ 143 144 EBC0: ebc { 145 compatible = "ibm,ebc-440grx", "ibm,ebc"; 146 dcr-reg = <012 2>; 147 #address-cells = <2>; 148 #size-cells = <1>; 149 clock-frequency = <0>; /* Filled in by zImage */ 150 interrupts = <5 1>; 151 interrupt-parent = <&UIC1>; 152 153 nor_flash@0,0 { 154 compatible = "amd,s29gl256n", "cfi-flash"; 155 bank-width = <2>; 156 reg = <0 000000 4000000>; 157 #address-cells = <1>; 158 #size-cells = <1>; 159 partition@0 { 160 label = "Kernel"; 161 reg = <0 180000>; 162 }; 163 partition@180000 { 164 label = "ramdisk"; 165 reg = <180000 200000>; 166 }; 167 partition@380000 { 168 label = "file system"; 169 reg = <380000 3aa0000>; 170 }; 171 partition@3e20000 { 172 label = "kozio"; 173 reg = <3e20000 140000>; 174 }; 175 partition@3f60000 { 176 label = "env"; 177 reg = <3f60000 40000>; 178 }; 179 partition@3fa0000 { 180 label = "u-boot"; 181 reg = <3fa0000 60000>; 182 }; 183 }; 184 185 }; 186 187 UART0: serial@ef600300 { 188 device_type = "serial"; 189 compatible = "ns16550"; 190 reg = <ef600300 8>; 191 virtual-reg = <ef600300>; 192 clock-frequency = <0>; /* Filled in by zImage */ 193 current-speed = <1c200>; 194 interrupt-parent = <&UIC0>; 195 interrupts = <0 4>; 196 }; 197 198 UART1: serial@ef600400 { 199 device_type = "serial"; 200 compatible = "ns16550"; 201 reg = <ef600400 8>; 202 virtual-reg = <ef600400>; 203 clock-frequency = <0>; 204 current-speed = <0>; 205 interrupt-parent = <&UIC0>; 206 interrupts = <1 4>; 207 }; 208 209 UART2: serial@ef600500 { 210 device_type = "serial"; 211 compatible = "ns16550"; 212 reg = <ef600500 8>; 213 virtual-reg = <ef600500>; 214 clock-frequency = <0>; 215 current-speed = <0>; 216 interrupt-parent = <&UIC1>; 217 interrupts = <3 4>; 218 }; 219 220 UART3: serial@ef600600 { 221 device_type = "serial"; 222 compatible = "ns16550"; 223 reg = <ef600600 8>; 224 virtual-reg = <ef600600>; 225 clock-frequency = <0>; 226 current-speed = <0>; 227 interrupt-parent = <&UIC1>; 228 interrupts = <4 4>; 229 }; 230 231 IIC0: i2c@ef600700 { 232 device_type = "i2c"; 233 compatible = "ibm,iic-440grx", "ibm,iic"; 234 reg = <ef600700 14>; 235 interrupt-parent = <&UIC0>; 236 interrupts = <2 4>; 237 }; 238 239 IIC1: i2c@ef600800 { 240 device_type = "i2c"; 241 compatible = "ibm,iic-440grx", "ibm,iic"; 242 reg = <ef600800 14>; 243 interrupt-parent = <&UIC0>; 244 interrupts = <7 4>; 245 }; 246 247 ZMII0: emac-zmii@ef600d00 { 248 device_type = "zmii-interface"; 249 compatible = "ibm,zmii-440grx", "ibm,zmii"; 250 reg = <ef600d00 c>; 251 }; 252 253 RGMII0: emac-rgmii@ef601000 { 254 device_type = "rgmii-interface"; 255 compatible = "ibm,rgmii-440grx", "ibm,rgmii"; 256 reg = <ef601000 8>; 257 has-mdio; 258 }; 259 260 EMAC0: ethernet@ef600e00 { 261 linux,network-index = <0>; 262 device_type = "network"; 263 compatible = "ibm,emac-440grx", "ibm,emac-440epx", "ibm,emac4"; 264 interrupt-parent = <&EMAC0>; 265 interrupts = <0 1>; 266 #interrupt-cells = <1>; 267 #address-cells = <0>; 268 #size-cells = <0>; 269 interrupt-map = </*Status*/ 0 &UIC0 18 4 270 /*Wake*/ 1 &UIC1 1d 4>; 271 reg = <ef600e00 70>; 272 local-mac-address = [000000000000]; 273 mal-device = <&MAL0>; 274 mal-tx-channel = <0>; 275 mal-rx-channel = <0>; 276 cell-index = <0>; 277 max-frame-size = <5dc>; 278 rx-fifo-size = <1000>; 279 tx-fifo-size = <800>; 280 phy-mode = "rgmii"; 281 phy-map = <00000000>; 282 zmii-device = <&ZMII0>; 283 zmii-channel = <0>; 284 rgmii-device = <&RGMII0>; 285 rgmii-channel = <0>; 286 has-inverted-stacr-oc; 287 has-new-stacr-staopc; 288 }; 289 290 EMAC1: ethernet@ef600f00 { 291 linux,network-index = <1>; 292 device_type = "network"; 293 compatible = "ibm,emac-440grx", "ibm,emac-440epx", "ibm,emac4"; 294 interrupt-parent = <&EMAC1>; 295 interrupts = <0 1>; 296 #interrupt-cells = <1>; 297 #address-cells = <0>; 298 #size-cells = <0>; 299 interrupt-map = </*Status*/ 0 &UIC0 19 4 300 /*Wake*/ 1 &UIC1 1f 4>; 301 reg = <ef600f00 70>; 302 local-mac-address = [000000000000]; 303 mal-device = <&MAL0>; 304 mal-tx-channel = <1>; 305 mal-rx-channel = <1>; 306 cell-index = <1>; 307 max-frame-size = <5dc>; 308 rx-fifo-size = <1000>; 309 tx-fifo-size = <800>; 310 phy-mode = "rgmii"; 311 phy-map = <00000000>; 312 zmii-device = <&ZMII0>; 313 zmii-channel = <1>; 314 rgmii-device = <&RGMII0>; 315 rgmii-channel = <1>; 316 has-inverted-stacr-oc; 317 has-new-stacr-staopc; 318 }; 319 }; 320 321 PCI0: pci@1ec000000 { 322 device_type = "pci"; 323 #interrupt-cells = <1>; 324 #size-cells = <2>; 325 #address-cells = <3>; 326 compatible = "ibm,plb440grx-pci", "ibm,plb-pci"; 327 primary; 328 reg = <1 eec00000 8 /* Config space access */ 329 1 eed00000 4 /* IACK */ 330 1 eed00000 4 /* Special cycle */ 331 1 ef400000 40>; /* Internal registers */ 332 333 /* Outbound ranges, one memory and one IO, 334 * later cannot be changed. Chip supports a second 335 * IO range but we don't use it for now 336 */ 337 ranges = <02000000 0 80000000 1 80000000 0 10000000 338 01000000 0 00000000 1 e8000000 0 00100000>; 339 340 /* Inbound 2GB range starting at 0 */ 341 dma-ranges = <42000000 0 0 0 0 0 80000000>; 342 343 /* All PCI interrupts are routed to IRQ 67 */ 344 interrupt-map-mask = <0000 0 0 0>; 345 interrupt-map = < 0000 0 0 0 &UIC2 3 8 >; 346 }; 347 }; 348 349 chosen { 350 linux,stdout-path = "/plb/opb/serial@ef600300"; 351 bootargs = "console=ttyS0,115200"; 352 }; 353}; 354