1/* 2 * Device Tree Source for AMCC Sequoia 3 * 4 * Based on Bamboo code by Josh Boyer <jwboyer@linux.vnet.ibm.com> 5 * Copyright (c) 2006, 2007 IBM Corp. 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,sequoia"; 19 compatible = "amcc,sequoia"; 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,440EPx"; 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-440epx","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-440epx","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-440epx","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-440epx", "ibm,sdr-440ep"; 91 dcr-reg = <00e 002>; 92 }; 93 94 CPR0: cpr { 95 compatible = "ibm,cpr-440epx", "ibm,cpr-440ep"; 96 dcr-reg = <00c 002>; 97 }; 98 99 plb { 100 compatible = "ibm,plb-440epx", "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-440epx", "ibm,sdram-44x-ddr2denali"; 108 dcr-reg = <010 2>; 109 }; 110 111 DMA0: dma { 112 compatible = "ibm,dma-440epx", "ibm,dma-4xx"; 113 dcr-reg = <100 027>; 114 }; 115 116 MAL0: mcmal { 117 compatible = "ibm,mcmal-440epx", "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 USB1: usb@e0000400 { 135 compatible = "ohci-be"; 136 reg = <0 e0000400 60>; 137 interrupt-parent = <&UIC0>; 138 interrupts = <15 8>; 139 }; 140 141 POB0: opb { 142 compatible = "ibm,opb-440epx", "ibm,opb"; 143 #address-cells = <1>; 144 #size-cells = <1>; 145 ranges = <00000000 1 00000000 80000000 146 80000000 1 80000000 80000000>; 147 interrupt-parent = <&UIC1>; 148 interrupts = <7 4>; 149 clock-frequency = <0>; /* Filled in by zImage */ 150 151 EBC0: ebc { 152 compatible = "ibm,ebc-440epx", "ibm,ebc"; 153 dcr-reg = <012 2>; 154 #address-cells = <2>; 155 #size-cells = <1>; 156 clock-frequency = <0>; /* Filled in by zImage */ 157 interrupts = <5 1>; 158 interrupt-parent = <&UIC1>; 159 160 nor_flash@0,0 { 161 compatible = "amd,s29gl256n", "cfi-flash"; 162 bank-width = <2>; 163 reg = <0 000000 4000000>; 164 #address-cells = <1>; 165 #size-cells = <1>; 166 partition@0 { 167 label = "Kernel"; 168 reg = <0 180000>; 169 }; 170 partition@180000 { 171 label = "ramdisk"; 172 reg = <180000 200000>; 173 }; 174 partition@380000 { 175 label = "file system"; 176 reg = <380000 3aa0000>; 177 }; 178 partition@3e20000 { 179 label = "kozio"; 180 reg = <3e20000 140000>; 181 }; 182 partition@3f60000 { 183 label = "env"; 184 reg = <3f60000 40000>; 185 }; 186 partition@3fa0000 { 187 label = "u-boot"; 188 reg = <3fa0000 60000>; 189 }; 190 }; 191 192 }; 193 194 UART0: serial@ef600300 { 195 device_type = "serial"; 196 compatible = "ns16550"; 197 reg = <ef600300 8>; 198 virtual-reg = <ef600300>; 199 clock-frequency = <0>; /* Filled in by zImage */ 200 current-speed = <1c200>; 201 interrupt-parent = <&UIC0>; 202 interrupts = <0 4>; 203 }; 204 205 UART1: serial@ef600400 { 206 device_type = "serial"; 207 compatible = "ns16550"; 208 reg = <ef600400 8>; 209 virtual-reg = <ef600400>; 210 clock-frequency = <0>; 211 current-speed = <0>; 212 interrupt-parent = <&UIC0>; 213 interrupts = <1 4>; 214 }; 215 216 UART2: serial@ef600500 { 217 device_type = "serial"; 218 compatible = "ns16550"; 219 reg = <ef600500 8>; 220 virtual-reg = <ef600500>; 221 clock-frequency = <0>; 222 current-speed = <0>; 223 interrupt-parent = <&UIC1>; 224 interrupts = <3 4>; 225 }; 226 227 UART3: serial@ef600600 { 228 device_type = "serial"; 229 compatible = "ns16550"; 230 reg = <ef600600 8>; 231 virtual-reg = <ef600600>; 232 clock-frequency = <0>; 233 current-speed = <0>; 234 interrupt-parent = <&UIC1>; 235 interrupts = <4 4>; 236 }; 237 238 IIC0: i2c@ef600700 { 239 device_type = "i2c"; 240 compatible = "ibm,iic-440epx", "ibm,iic"; 241 reg = <ef600700 14>; 242 interrupt-parent = <&UIC0>; 243 interrupts = <2 4>; 244 }; 245 246 IIC1: i2c@ef600800 { 247 device_type = "i2c"; 248 compatible = "ibm,iic-440epx", "ibm,iic"; 249 reg = <ef600800 14>; 250 interrupt-parent = <&UIC0>; 251 interrupts = <7 4>; 252 }; 253 254 ZMII0: emac-zmii@ef600d00 { 255 device_type = "zmii-interface"; 256 compatible = "ibm,zmii-440epx", "ibm,zmii"; 257 reg = <ef600d00 c>; 258 }; 259 260 RGMII0: emac-rgmii@ef601000 { 261 device_type = "rgmii-interface"; 262 compatible = "ibm,rgmii-440epx", "ibm,rgmii"; 263 reg = <ef601000 8>; 264 has-mdio; 265 }; 266 267 EMAC0: ethernet@ef600e00 { 268 linux,network-index = <0>; 269 device_type = "network"; 270 compatible = "ibm,emac-440epx", "ibm,emac4"; 271 interrupt-parent = <&EMAC0>; 272 interrupts = <0 1>; 273 #interrupt-cells = <1>; 274 #address-cells = <0>; 275 #size-cells = <0>; 276 interrupt-map = </*Status*/ 0 &UIC0 18 4 277 /*Wake*/ 1 &UIC1 1d 4>; 278 reg = <ef600e00 70>; 279 local-mac-address = [000000000000]; 280 mal-device = <&MAL0>; 281 mal-tx-channel = <0>; 282 mal-rx-channel = <0>; 283 cell-index = <0>; 284 max-frame-size = <5dc>; 285 rx-fifo-size = <1000>; 286 tx-fifo-size = <800>; 287 phy-mode = "rgmii"; 288 phy-map = <00000000>; 289 zmii-device = <&ZMII0>; 290 zmii-channel = <0>; 291 rgmii-device = <&RGMII0>; 292 rgmii-channel = <0>; 293 has-inverted-stacr-oc; 294 has-new-stacr-staopc; 295 }; 296 297 EMAC1: ethernet@ef600f00 { 298 linux,network-index = <1>; 299 device_type = "network"; 300 compatible = "ibm,emac-440epx", "ibm,emac4"; 301 interrupt-parent = <&EMAC1>; 302 interrupts = <0 1>; 303 #interrupt-cells = <1>; 304 #address-cells = <0>; 305 #size-cells = <0>; 306 interrupt-map = </*Status*/ 0 &UIC0 19 4 307 /*Wake*/ 1 &UIC1 1f 4>; 308 reg = <ef600f00 70>; 309 local-mac-address = [000000000000]; 310 mal-device = <&MAL0>; 311 mal-tx-channel = <1>; 312 mal-rx-channel = <1>; 313 cell-index = <1>; 314 max-frame-size = <5dc>; 315 rx-fifo-size = <1000>; 316 tx-fifo-size = <800>; 317 phy-mode = "rgmii"; 318 phy-map = <00000000>; 319 zmii-device = <&ZMII0>; 320 zmii-channel = <1>; 321 rgmii-device = <&RGMII0>; 322 rgmii-channel = <1>; 323 has-inverted-stacr-oc; 324 has-new-stacr-staopc; 325 }; 326 }; 327 328 PCI0: pci@1ec000000 { 329 device_type = "pci"; 330 #interrupt-cells = <1>; 331 #size-cells = <2>; 332 #address-cells = <3>; 333 compatible = "ibm,plb440epx-pci", "ibm,plb-pci"; 334 primary; 335 reg = <1 eec00000 8 /* Config space access */ 336 1 eed00000 4 /* IACK */ 337 1 eed00000 4 /* Special cycle */ 338 1 ef400000 40>; /* Internal registers */ 339 340 /* Outbound ranges, one memory and one IO, 341 * later cannot be changed. Chip supports a second 342 * IO range but we don't use it for now 343 */ 344 ranges = <02000000 0 80000000 1 80000000 0 10000000 345 01000000 0 00000000 1 e8000000 0 00100000>; 346 347 /* Inbound 2GB range starting at 0 */ 348 dma-ranges = <42000000 0 0 0 0 0 80000000>; 349 350 /* All PCI interrupts are routed to IRQ 67 */ 351 interrupt-map-mask = <0000 0 0 0>; 352 interrupt-map = < 0000 0 0 0 &UIC2 3 8 >; 353 }; 354 }; 355 356 chosen { 357 linux,stdout-path = "/plb/opb/serial@ef600300"; 358 bootargs = "console=ttyS0,115200"; 359 }; 360}; 361