Tom Rini | 53633a8 | 2024-02-29 12:33:36 -0500 | [diff] [blame^] | 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 | /dts-v1/; |
| 16 | |
| 17 | / { |
| 18 | #address-cells = <2>; |
| 19 | #size-cells = <1>; |
| 20 | model = "amcc,sequoia"; |
| 21 | compatible = "amcc,sequoia"; |
| 22 | dcr-parent = <&{/cpus/cpu@0}>; |
| 23 | |
| 24 | aliases { |
| 25 | ethernet0 = &EMAC0; |
| 26 | ethernet1 = &EMAC1; |
| 27 | serial0 = &UART0; |
| 28 | serial1 = &UART1; |
| 29 | serial2 = &UART2; |
| 30 | serial3 = &UART3; |
| 31 | }; |
| 32 | |
| 33 | cpus { |
| 34 | #address-cells = <1>; |
| 35 | #size-cells = <0>; |
| 36 | |
| 37 | cpu@0 { |
| 38 | device_type = "cpu"; |
| 39 | model = "PowerPC,440EPx"; |
| 40 | reg = <0x00000000>; |
| 41 | clock-frequency = <0>; /* Filled in by zImage */ |
| 42 | timebase-frequency = <0>; /* Filled in by zImage */ |
| 43 | i-cache-line-size = <32>; |
| 44 | d-cache-line-size = <32>; |
| 45 | i-cache-size = <32768>; |
| 46 | d-cache-size = <32768>; |
| 47 | dcr-controller; |
| 48 | dcr-access-method = "native"; |
| 49 | }; |
| 50 | }; |
| 51 | |
| 52 | memory { |
| 53 | device_type = "memory"; |
| 54 | reg = <0x00000000 0x00000000 0x00000000>; /* Filled in by zImage */ |
| 55 | }; |
| 56 | |
| 57 | UIC0: interrupt-controller0 { |
| 58 | compatible = "ibm,uic-440epx","ibm,uic"; |
| 59 | interrupt-controller; |
| 60 | cell-index = <0>; |
| 61 | dcr-reg = <0x0c0 0x009>; |
| 62 | #address-cells = <0>; |
| 63 | #size-cells = <0>; |
| 64 | #interrupt-cells = <2>; |
| 65 | }; |
| 66 | |
| 67 | UIC1: interrupt-controller1 { |
| 68 | compatible = "ibm,uic-440epx","ibm,uic"; |
| 69 | interrupt-controller; |
| 70 | cell-index = <1>; |
| 71 | dcr-reg = <0x0d0 0x009>; |
| 72 | #address-cells = <0>; |
| 73 | #size-cells = <0>; |
| 74 | #interrupt-cells = <2>; |
| 75 | interrupts = <0x1e 0x4 0x1f 0x4>; /* cascade */ |
| 76 | interrupt-parent = <&UIC0>; |
| 77 | }; |
| 78 | |
| 79 | UIC2: interrupt-controller2 { |
| 80 | compatible = "ibm,uic-440epx","ibm,uic"; |
| 81 | interrupt-controller; |
| 82 | cell-index = <2>; |
| 83 | dcr-reg = <0x0e0 0x009>; |
| 84 | #address-cells = <0>; |
| 85 | #size-cells = <0>; |
| 86 | #interrupt-cells = <2>; |
| 87 | interrupts = <0x1c 0x4 0x1d 0x4>; /* cascade */ |
| 88 | interrupt-parent = <&UIC0>; |
| 89 | }; |
| 90 | |
| 91 | SDR0: sdr { |
| 92 | compatible = "ibm,sdr-440epx", "ibm,sdr-440ep"; |
| 93 | dcr-reg = <0x00e 0x002>; |
| 94 | }; |
| 95 | |
| 96 | CPR0: cpr { |
| 97 | compatible = "ibm,cpr-440epx", "ibm,cpr-440ep"; |
| 98 | dcr-reg = <0x00c 0x002>; |
| 99 | }; |
| 100 | |
| 101 | plb { |
| 102 | compatible = "ibm,plb-440epx", "ibm,plb4"; |
| 103 | #address-cells = <2>; |
| 104 | #size-cells = <1>; |
| 105 | ranges; |
| 106 | clock-frequency = <0>; /* Filled in by zImage */ |
| 107 | |
| 108 | SDRAM0: sdram { |
| 109 | compatible = "ibm,sdram-440epx", "ibm,sdram-44x-ddr2denali"; |
| 110 | dcr-reg = <0x010 0x002>; |
| 111 | }; |
| 112 | |
| 113 | CRYPTO: crypto@e0100000 { |
| 114 | compatible = "amcc,ppc440epx-crypto","amcc,ppc4xx-crypto"; |
| 115 | reg = <0 0xE0100000 0x80400>; |
| 116 | interrupt-parent = <&UIC0>; |
| 117 | interrupts = <0x17 0x4>; |
| 118 | }; |
| 119 | |
| 120 | rng@e0120000 { |
| 121 | compatible = "amcc,ppc440epx-rng","amcc,ppc4xx-rng"; |
| 122 | reg = <0 0xE0120000 0x150>; |
| 123 | }; |
| 124 | |
| 125 | DMA0: dma { |
| 126 | compatible = "ibm,dma-440epx", "ibm,dma-4xx"; |
| 127 | dcr-reg = <0x100 0x027>; |
| 128 | }; |
| 129 | |
| 130 | MAL0: mcmal { |
| 131 | compatible = "ibm,mcmal-440epx", "ibm,mcmal2"; |
| 132 | dcr-reg = <0x180 0x062>; |
| 133 | num-tx-chans = <2>; |
| 134 | num-rx-chans = <2>; |
| 135 | interrupt-parent = <&MAL0>; |
| 136 | interrupts = <0x0 0x1 0x2 0x3 0x4>; |
| 137 | #interrupt-cells = <1>; |
| 138 | #address-cells = <0>; |
| 139 | #size-cells = <0>; |
| 140 | interrupt-map = </*TXEOB*/ 0x0 &UIC0 0xa 0x4 |
| 141 | /*RXEOB*/ 0x1 &UIC0 0xb 0x4 |
| 142 | /*SERR*/ 0x2 &UIC1 0x0 0x4 |
| 143 | /*TXDE*/ 0x3 &UIC1 0x1 0x4 |
| 144 | /*RXDE*/ 0x4 &UIC1 0x2 0x4>; |
| 145 | interrupt-map-mask = <0xffffffff>; |
| 146 | }; |
| 147 | |
| 148 | USB1: usb@e0000400 { |
| 149 | compatible = "ibm,usb-ohci-440epx", "ohci-be"; |
| 150 | reg = <0x00000000 0xe0000400 0x00000060>; |
| 151 | interrupt-parent = <&UIC0>; |
| 152 | interrupts = <0x15 0x8>; |
| 153 | }; |
| 154 | |
| 155 | USB0: ehci@e0000300 { |
| 156 | compatible = "ibm,usb-ehci-440epx", "usb-ehci"; |
| 157 | interrupt-parent = <&UIC0>; |
| 158 | interrupts = <0x1a 0x4>; |
| 159 | reg = <0x00000000 0xe0000300 0x00000090 0x00000000 0xe0000390 0x00000070>; |
| 160 | big-endian; |
| 161 | }; |
| 162 | |
| 163 | POB0: opb { |
| 164 | compatible = "ibm,opb-440epx", "ibm,opb"; |
| 165 | #address-cells = <1>; |
| 166 | #size-cells = <1>; |
| 167 | ranges = <0x00000000 0x00000001 0x00000000 0x80000000 |
| 168 | 0x80000000 0x00000001 0x80000000 0x80000000>; |
| 169 | interrupt-parent = <&UIC1>; |
| 170 | interrupts = <0x7 0x4>; |
| 171 | clock-frequency = <0>; /* Filled in by zImage */ |
| 172 | |
| 173 | EBC0: ebc { |
| 174 | compatible = "ibm,ebc-440epx", "ibm,ebc"; |
| 175 | dcr-reg = <0x012 0x002>; |
| 176 | #address-cells = <2>; |
| 177 | #size-cells = <1>; |
| 178 | clock-frequency = <0>; /* Filled in by zImage */ |
| 179 | interrupts = <0x5 0x1>; |
| 180 | interrupt-parent = <&UIC1>; |
| 181 | |
| 182 | nor_flash@0,0 { |
| 183 | compatible = "amd,s29gl256n", "cfi-flash"; |
| 184 | bank-width = <2>; |
| 185 | reg = <0x00000000 0x00000000 0x04000000>; |
| 186 | #address-cells = <1>; |
| 187 | #size-cells = <1>; |
| 188 | partition@0 { |
| 189 | label = "Kernel"; |
| 190 | reg = <0x00000000 0x00180000>; |
| 191 | }; |
| 192 | partition@180000 { |
| 193 | label = "ramdisk"; |
| 194 | reg = <0x00180000 0x00200000>; |
| 195 | }; |
| 196 | partition@380000 { |
| 197 | label = "file system"; |
| 198 | reg = <0x00380000 0x03aa0000>; |
| 199 | }; |
| 200 | partition@3e20000 { |
| 201 | label = "kozio"; |
| 202 | reg = <0x03e20000 0x00140000>; |
| 203 | }; |
| 204 | partition@3f60000 { |
| 205 | label = "env"; |
| 206 | reg = <0x03f60000 0x00040000>; |
| 207 | }; |
| 208 | partition@3fa0000 { |
| 209 | label = "u-boot"; |
| 210 | reg = <0x03fa0000 0x00060000>; |
| 211 | }; |
| 212 | }; |
| 213 | |
| 214 | ndfc@3,0 { |
| 215 | compatible = "ibm,ndfc"; |
| 216 | reg = <0x00000003 0x00000000 0x00002000>; |
| 217 | ccr = <0x00001000>; |
| 218 | bank-settings = <0x80002222>; |
| 219 | #address-cells = <1>; |
| 220 | #size-cells = <1>; |
| 221 | |
| 222 | nand { |
| 223 | #address-cells = <1>; |
| 224 | #size-cells = <1>; |
| 225 | |
| 226 | partition@0 { |
| 227 | label = "u-boot"; |
| 228 | reg = <0x00000000 0x00084000>; |
| 229 | }; |
| 230 | partition@84000 { |
| 231 | label = "user"; |
| 232 | reg = <0x00084000 0x01f7c000>; |
| 233 | }; |
| 234 | }; |
| 235 | }; |
| 236 | }; |
| 237 | |
| 238 | UART0: serial@ef600300 { |
| 239 | device_type = "serial"; |
| 240 | compatible = "ns16550"; |
| 241 | reg = <0xef600300 0x00000008>; |
| 242 | virtual-reg = <0xef600300>; |
| 243 | clock-frequency = <0>; /* Filled in by zImage */ |
| 244 | current-speed = <115200>; |
| 245 | interrupt-parent = <&UIC0>; |
| 246 | interrupts = <0x0 0x4>; |
| 247 | }; |
| 248 | |
| 249 | UART1: serial@ef600400 { |
| 250 | device_type = "serial"; |
| 251 | compatible = "ns16550"; |
| 252 | reg = <0xef600400 0x00000008>; |
| 253 | virtual-reg = <0xef600400>; |
| 254 | clock-frequency = <0>; |
| 255 | current-speed = <0>; |
| 256 | interrupt-parent = <&UIC0>; |
| 257 | interrupts = <0x1 0x4>; |
| 258 | }; |
| 259 | |
| 260 | UART2: serial@ef600500 { |
| 261 | device_type = "serial"; |
| 262 | compatible = "ns16550"; |
| 263 | reg = <0xef600500 0x00000008>; |
| 264 | virtual-reg = <0xef600500>; |
| 265 | clock-frequency = <0>; |
| 266 | current-speed = <0>; |
| 267 | interrupt-parent = <&UIC1>; |
| 268 | interrupts = <0x3 0x4>; |
| 269 | }; |
| 270 | |
| 271 | UART3: serial@ef600600 { |
| 272 | device_type = "serial"; |
| 273 | compatible = "ns16550"; |
| 274 | reg = <0xef600600 0x00000008>; |
| 275 | virtual-reg = <0xef600600>; |
| 276 | clock-frequency = <0>; |
| 277 | current-speed = <0>; |
| 278 | interrupt-parent = <&UIC1>; |
| 279 | interrupts = <0x4 0x4>; |
| 280 | }; |
| 281 | |
| 282 | IIC0: i2c@ef600700 { |
| 283 | #address-cells = <1>; |
| 284 | #size-cells = <0>; |
| 285 | compatible = "ibm,iic-440epx", "ibm,iic"; |
| 286 | reg = <0xef600700 0x00000014>; |
| 287 | interrupt-parent = <&UIC0>; |
| 288 | interrupts = <0x2 0x4>; |
| 289 | |
| 290 | hwmon@48 { |
| 291 | compatible = "adi,ad7414"; |
| 292 | reg = <0x48>; |
| 293 | }; |
| 294 | }; |
| 295 | |
| 296 | IIC1: i2c@ef600800 { |
| 297 | #address-cells = <1>; |
| 298 | #size-cells = <0>; |
| 299 | compatible = "ibm,iic-440epx", "ibm,iic"; |
| 300 | reg = <0xef600800 0x00000014>; |
| 301 | interrupt-parent = <&UIC0>; |
| 302 | interrupts = <0x7 0x4>; |
| 303 | }; |
| 304 | |
| 305 | ZMII0: emac-zmii@ef600d00 { |
| 306 | compatible = "ibm,zmii-440epx", "ibm,zmii"; |
| 307 | reg = <0xef600d00 0x0000000c>; |
| 308 | }; |
| 309 | |
| 310 | RGMII0: emac-rgmii@ef601000 { |
| 311 | compatible = "ibm,rgmii-440epx", "ibm,rgmii"; |
| 312 | reg = <0xef601000 0x00000008>; |
| 313 | has-mdio; |
| 314 | }; |
| 315 | |
| 316 | EMAC0: ethernet@ef600e00 { |
| 317 | device_type = "network"; |
| 318 | compatible = "ibm,emac-440epx", "ibm,emac4"; |
| 319 | interrupt-parent = <&EMAC0>; |
| 320 | interrupts = <0x0 0x1>; |
| 321 | #interrupt-cells = <1>; |
| 322 | #address-cells = <0>; |
| 323 | #size-cells = <0>; |
| 324 | interrupt-map = </*Status*/ 0x0 &UIC0 0x18 0x4 |
| 325 | /*Wake*/ 0x1 &UIC1 0x1d 0x4>; |
| 326 | reg = <0xef600e00 0x00000074>; |
| 327 | local-mac-address = [000000000000]; |
| 328 | mal-device = <&MAL0>; |
| 329 | mal-tx-channel = <0>; |
| 330 | mal-rx-channel = <0>; |
| 331 | cell-index = <0>; |
| 332 | max-frame-size = <9000>; |
| 333 | rx-fifo-size = <4096>; |
| 334 | tx-fifo-size = <2048>; |
| 335 | phy-mode = "rgmii"; |
| 336 | phy-map = <0x00000000>; |
| 337 | zmii-device = <&ZMII0>; |
| 338 | zmii-channel = <0>; |
| 339 | rgmii-device = <&RGMII0>; |
| 340 | rgmii-channel = <0>; |
| 341 | has-inverted-stacr-oc; |
| 342 | has-new-stacr-staopc; |
| 343 | }; |
| 344 | |
| 345 | EMAC1: ethernet@ef600f00 { |
| 346 | device_type = "network"; |
| 347 | compatible = "ibm,emac-440epx", "ibm,emac4"; |
| 348 | interrupt-parent = <&EMAC1>; |
| 349 | interrupts = <0x0 0x1>; |
| 350 | #interrupt-cells = <1>; |
| 351 | #address-cells = <0>; |
| 352 | #size-cells = <0>; |
| 353 | interrupt-map = </*Status*/ 0x0 &UIC0 0x19 0x4 |
| 354 | /*Wake*/ 0x1 &UIC1 0x1f 0x4>; |
| 355 | reg = <0xef600f00 0x00000074>; |
| 356 | local-mac-address = [000000000000]; |
| 357 | mal-device = <&MAL0>; |
| 358 | mal-tx-channel = <1>; |
| 359 | mal-rx-channel = <1>; |
| 360 | cell-index = <1>; |
| 361 | max-frame-size = <9000>; |
| 362 | rx-fifo-size = <4096>; |
| 363 | tx-fifo-size = <2048>; |
| 364 | phy-mode = "rgmii"; |
| 365 | phy-map = <0x00000000>; |
| 366 | zmii-device = <&ZMII0>; |
| 367 | zmii-channel = <1>; |
| 368 | rgmii-device = <&RGMII0>; |
| 369 | rgmii-channel = <1>; |
| 370 | has-inverted-stacr-oc; |
| 371 | has-new-stacr-staopc; |
| 372 | }; |
| 373 | }; |
| 374 | |
| 375 | PCI0: pci@1ec000000 { |
| 376 | device_type = "pci"; |
| 377 | #interrupt-cells = <1>; |
| 378 | #size-cells = <2>; |
| 379 | #address-cells = <3>; |
| 380 | compatible = "ibm,plb440epx-pci", "ibm,plb-pci"; |
| 381 | primary; |
| 382 | reg = <0x00000001 0xeec00000 0x00000008 /* Config space access */ |
| 383 | 0x00000001 0xeed00000 0x00000004 /* IACK */ |
| 384 | 0x00000001 0xeed00000 0x00000004 /* Special cycle */ |
| 385 | 0x00000001 0xef400000 0x00000040>; /* Internal registers */ |
| 386 | |
| 387 | /* Outbound ranges, one memory and one IO, |
| 388 | * later cannot be changed. Chip supports a second |
| 389 | * IO range but we don't use it for now |
| 390 | * From the 440EPx user manual: |
| 391 | * PCI 1 Memory 1 8000 0000 1 BFFF FFFF 1GB |
| 392 | * I/O 1 E800 0000 1 E800 FFFF 64KB |
| 393 | * I/O 1 E880 0000 1 EBFF FFFF 56MB |
| 394 | */ |
| 395 | ranges = <0x02000000 0x00000000 0x80000000 0x00000001 0x80000000 0x00000000 0x40000000 |
| 396 | 0x01000000 0x00000000 0x00000000 0x00000001 0xe8000000 0x00000000 0x00010000 |
| 397 | 0x01000000 0x00000000 0x00000000 0x00000001 0xe8800000 0x00000000 0x03800000>; |
| 398 | |
| 399 | /* Inbound 2GB range starting at 0 */ |
| 400 | dma-ranges = <0x42000000 0x0 0x0 0x0 0x0 0x0 0x80000000>; |
| 401 | |
| 402 | /* All PCI interrupts are routed to IRQ 67 */ |
| 403 | interrupt-map-mask = <0x0 0x0 0x0 0x0>; |
| 404 | interrupt-map = < 0x0 0x0 0x0 0x0 &UIC2 0x3 0x8 >; |
| 405 | }; |
| 406 | }; |
| 407 | |
| 408 | chosen { |
| 409 | stdout-path = "/plb/opb/serial@ef600300"; |
| 410 | bootargs = "console=ttyS0,115200"; |
| 411 | }; |
| 412 | }; |