Now available: The Design and Implementation of the FreeBSD Operating System (Second Edition)
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FreeBSD/Linux Kernel Cross Reference
sys/contrib/device-tree/src/powerpc/akebono.dts
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1 /* 2 * Device Tree Source for IBM Embedded PPC 476 Platform 3 * 4 * Copyright © 2013 Tony Breeds IBM Corporation 5 * Copyright © 2013 Alistair Popple IBM Corporation 6 * 7 * This file is licensed under the terms of the GNU General Public 8 * License version 2. This program is licensed "as is" without 9 * any warranty of any kind, whether express or implied. 10 */ 11 12 /dts-v1/; 13 14 /memreserve/ 0x01f00000 0x00100000; // spin table 15 16 / { 17 #address-cells = <2>; 18 #size-cells = <2>; 19 model = "ibm,akebono"; 20 compatible = "ibm,akebono", "ibm,476gtr"; 21 dcr-parent = <&{/cpus/cpu@0}>; 22 23 aliases { 24 serial0 = &UART0; 25 }; 26 27 cpus { 28 #address-cells = <1>; 29 #size-cells = <0>; 30 31 cpu@0 { 32 device_type = "cpu"; 33 model = "PowerPC,476"; 34 reg = <0>; 35 clock-frequency = <1600000000>; // 1.6 GHz 36 timebase-frequency = <100000000>; // 100Mhz 37 i-cache-line-size = <32>; 38 d-cache-line-size = <32>; 39 i-cache-size = <32768>; 40 d-cache-size = <32768>; 41 dcr-controller; 42 dcr-access-method = "native"; 43 status = "okay"; 44 }; 45 cpu@1 { 46 device_type = "cpu"; 47 model = "PowerPC,476"; 48 reg = <1>; 49 clock-frequency = <1600000000>; // 1.6 GHz 50 timebase-frequency = <100000000>; // 100Mhz 51 i-cache-line-size = <32>; 52 d-cache-line-size = <32>; 53 i-cache-size = <32768>; 54 d-cache-size = <32768>; 55 dcr-controller; 56 dcr-access-method = "native"; 57 status = "disabled"; 58 enable-method = "spin-table"; 59 cpu-release-addr = <0x0 0x01f00000>; 60 }; 61 }; 62 63 memory { 64 device_type = "memory"; 65 reg = <0x0 0x0 0x0 0x0>; // filled in by zImage 66 }; 67 68 MPIC: interrupt-controller { 69 compatible = "chrp,open-pic"; 70 interrupt-controller; 71 dcr-reg = <0xffc00000 0x00040000>; 72 #address-cells = <0>; 73 #size-cells = <0>; 74 #interrupt-cells = <2>; 75 single-cpu-affinity; 76 }; 77 78 plb { 79 compatible = "ibm,plb6"; 80 #address-cells = <2>; 81 #size-cells = <2>; 82 ranges; 83 clock-frequency = <200000000>; // 200Mhz 84 85 HSTA0: hsta@310000e0000 { 86 compatible = "ibm,476gtr-hsta-msi", "ibm,hsta-msi"; 87 reg = <0x310 0x000e0000 0x0 0xf0>; 88 interrupt-parent = <&MPIC>; 89 interrupts = <108 0 90 109 0 91 110 0 92 111 0 93 112 0 94 113 0 95 114 0 96 115 0 97 116 0 98 117 0 99 118 0 100 119 0 101 120 0 102 121 0 103 122 0 104 123 0>; 105 }; 106 107 MAL0: mcmal { 108 compatible = "ibm,mcmal-476gtr", "ibm,mcmal2"; 109 dcr-reg = <0xc0000000 0x062>; 110 num-tx-chans = <1>; 111 num-rx-chans = <1>; 112 #address-cells = <0>; 113 #size-cells = <0>; 114 interrupt-parent = <&MPIC>; 115 interrupts = < /*TXEOB*/ 77 0x4 116 /*RXEOB*/ 78 0x4 117 /*SERR*/ 76 0x4 118 /*TXDE*/ 79 0x4 119 /*RXDE*/ 80 0x4>; 120 }; 121 122 SATA0: sata@30000010000 { 123 compatible = "ibm,476gtr-ahci"; 124 reg = <0x300 0x00010000 0x0 0x10000>; 125 interrupt-parent = <&MPIC>; 126 interrupts = <93 2>; 127 }; 128 129 EHCI0: ehci@30010000000 { 130 compatible = "ibm,476gtr-ehci", "generic-ehci"; 131 reg = <0x300 0x10000000 0x0 0x10000>; 132 interrupt-parent = <&MPIC>; 133 interrupts = <85 2>; 134 }; 135 136 SD0: sd@30000000000 { 137 compatible = "ibm,476gtr-sdhci", "generic-sdhci"; 138 reg = <0x300 0x00000000 0x0 0x10000>; 139 interrupts = <91 2>; 140 interrupt-parent = <&MPIC>; 141 }; 142 143 OHCI0: ohci@30010010000 { 144 compatible = "ibm,476gtr-ohci", "generic-ohci"; 145 reg = <0x300 0x10010000 0x0 0x10000>; 146 interrupt-parent = <&MPIC>; 147 interrupts = <89 1>; 148 }; 149 150 OHCI1: ohci@30010020000 { 151 compatible = "ibm,476gtr-ohci", "generic-ohci"; 152 reg = <0x300 0x10020000 0x0 0x10000>; 153 interrupt-parent = <&MPIC>; 154 interrupts = <88 1>; 155 }; 156 157 POB0: opb { 158 compatible = "ibm,opb-4xx", "ibm,opb"; 159 #address-cells = <1>; 160 #size-cells = <1>; 161 /* Wish there was a nicer way of specifying a full 162 * 32-bit range 163 */ 164 ranges = <0x00000000 0x0000033f 0x00000000 0x80000000 165 0x80000000 0x0000033f 0x80000000 0x80000000>; 166 clock-frequency = <100000000>; 167 168 RGMII0: emac-rgmii-wol@50004 { 169 compatible = "ibm,rgmii-wol-476gtr", "ibm,rgmii-wol"; 170 reg = <0x50004 0x00000008>; 171 has-mdio; 172 }; 173 174 EMAC0: ethernet@30000 { 175 device_type = "network"; 176 compatible = "ibm,emac-476gtr", "ibm,emac4sync"; 177 interrupt-parent = <&EMAC0>; 178 interrupts = <0x0 0x1>; 179 #interrupt-cells = <1>; 180 #address-cells = <0>; 181 #size-cells = <0>; 182 interrupt-map = </*Status*/ 0x0 &MPIC 81 0x4 183 /*Wake*/ 0x1 &MPIC 82 0x4>; 184 reg = <0x30000 0x78>; 185 186 /* local-mac-address will normally be added by 187 * the wrapper. If your device doesn't support 188 * passing data to the wrapper (in the form 189 * local-mac-addr=<hwaddr>) then you will need 190 * to set it manually here. */ 191 //local-mac-address = [000000000000]; 192 193 mal-device = <&MAL0>; 194 mal-tx-channel = <0>; 195 mal-rx-channel = <0>; 196 cell-index = <0>; 197 max-frame-size = <9000>; 198 rx-fifo-size = <4096>; 199 tx-fifo-size = <2048>; 200 rx-fifo-size-gige = <16384>; 201 phy-mode = "rgmii"; 202 phy-map = <0x00000000>; 203 rgmii-wol-device = <&RGMII0>; 204 has-inverted-stacr-oc; 205 has-new-stacr-staopc; 206 }; 207 208 UART0: serial@10000 { 209 device_type = "serial"; 210 compatible = "ns16750", "ns16550"; 211 reg = <0x10000 0x00000008>; 212 virtual-reg = <0xe8010000>; 213 clock-frequency = <1851851>; 214 current-speed = <38400>; 215 interrupt-parent = <&MPIC>; 216 interrupts = <39 2>; 217 }; 218 219 IIC0: i2c@0 { 220 compatible = "ibm,iic-476gtr", "ibm,iic"; 221 reg = <0x0 0x00000020>; 222 interrupt-parent = <&MPIC>; 223 interrupts = <37 2>; 224 #address-cells = <1>; 225 #size-cells = <0>; 226 rtc@68 { 227 compatible = "st,m41t80", "m41st85"; 228 reg = <0x68>; 229 }; 230 }; 231 232 IIC1: i2c@100 { 233 compatible = "ibm,iic-476gtr", "ibm,iic"; 234 reg = <0x100 0x00000020>; 235 interrupt-parent = <&MPIC>; 236 interrupts = <38 2>; 237 #address-cells = <1>; 238 #size-cells = <0>; 239 avr@58 { 240 compatible = "ibm,akebono-avr"; 241 reg = <0x58>; 242 }; 243 }; 244 245 FPGA0: fpga@ebc00000 { 246 compatible = "ibm,akebono-fpga"; 247 reg = <0xebc00000 0x8>; 248 }; 249 }; 250 251 PCIE0: pcie@10100000000 { 252 device_type = "pci"; 253 #interrupt-cells = <1>; 254 #size-cells = <2>; 255 #address-cells = <3>; 256 compatible = "ibm,plb-pciex-476fpe", "ibm,plb-pciex"; 257 primary; 258 port = <0x0>; /* port number */ 259 reg = <0x00000101 0x00000000 0x0 0x10000000 /* Config space access */ 260 0x00000100 0x00000000 0x0 0x00001000>; /* UTL Registers space access */ 261 dcr-reg = <0xc0 0x20>; 262 263 // pci_space < pci_addr > < cpu_addr > < size > 264 ranges = <0x02000000 0x00000000 0x80000000 0x00000110 0x80000000 0x0 0x80000000 265 0x01000000 0x0 0x0 0x00000140 0x0 0x0 0x00010000>; 266 267 /* Inbound starting at 0x0 to 0x40000000000. In order to use MSI 268 * PCI devices must be able to write to the HSTA module. 269 */ 270 dma-ranges = <0x42000000 0x0 0x0 0x0 0x0 0x400 0x0>; 271 272 /* This drives busses 0 to 0xf */ 273 bus-range = <0x0 0xf>; 274 275 /* Legacy interrupts (note the weird polarity, the bridge seems 276 * to invert PCIe legacy interrupts). 277 * We are de-swizzling here because the numbers are actually for 278 * port of the root complex virtual P2P bridge. But I want 279 * to avoid putting a node for it in the tree, so the numbers 280 * below are basically de-swizzled numbers. 281 * The real slot is on idsel 0, so the swizzling is 1:1 282 */ 283 interrupt-map-mask = <0x0 0x0 0x0 0x7>; 284 interrupt-map = < 285 0x0 0x0 0x0 0x1 &MPIC 45 0x2 /* int A */ 286 0x0 0x0 0x0 0x2 &MPIC 46 0x2 /* int B */ 287 0x0 0x0 0x0 0x3 &MPIC 47 0x2 /* int C */ 288 0x0 0x0 0x0 0x4 &MPIC 48 0x2 /* int D */>; 289 }; 290 291 PCIE1: pcie@20100000000 { 292 device_type = "pci"; 293 #interrupt-cells = <1>; 294 #size-cells = <2>; 295 #address-cells = <3>; 296 compatible = "ibm,plb-pciex-476fpe", "ibm,plb-pciex"; 297 primary; 298 port = <0x1>; /* port number */ 299 reg = <0x00000201 0x00000000 0x0 0x10000000 /* Config space access */ 300 0x00000200 0x00000000 0x0 0x00001000>; /* UTL Registers space access */ 301 dcr-reg = <0x100 0x20>; 302 303 // pci_space < pci_addr > < cpu_addr > < size > 304 ranges = <0x02000000 0x00000000 0x80000000 0x00000210 0x80000000 0x0 0x80000000 305 0x01000000 0x0 0x0 0x00000240 0x0 0x0 0x00010000>; 306 307 /* Inbound starting at 0x0 to 0x40000000000. In order to use MSI 308 * PCI devices must be able to write to the HSTA module. 309 */ 310 dma-ranges = <0x42000000 0x0 0x0 0x0 0x0 0x400 0x0>; 311 312 /* This drives busses 0 to 0xf */ 313 bus-range = <0x0 0xf>; 314 315 /* Legacy interrupts (note the weird polarity, the bridge seems 316 * to invert PCIe legacy interrupts). 317 * We are de-swizzling here because the numbers are actually for 318 * port of the root complex virtual P2P bridge. But I want 319 * to avoid putting a node for it in the tree, so the numbers 320 * below are basically de-swizzled numbers. 321 * The real slot is on idsel 0, so the swizzling is 1:1 322 */ 323 interrupt-map-mask = <0x0 0x0 0x0 0x7>; 324 interrupt-map = < 325 0x0 0x0 0x0 0x1 &MPIC 53 0x2 /* int A */ 326 0x0 0x0 0x0 0x2 &MPIC 54 0x2 /* int B */ 327 0x0 0x0 0x0 0x3 &MPIC 55 0x2 /* int C */ 328 0x0 0x0 0x0 0x4 &MPIC 56 0x2 /* int D */>; 329 }; 330 331 PCIE2: pcie@18100000000 { 332 device_type = "pci"; 333 #interrupt-cells = <1>; 334 #size-cells = <2>; 335 #address-cells = <3>; 336 compatible = "ibm,plb-pciex-476fpe", "ibm,plb-pciex"; 337 primary; 338 port = <0x2>; /* port number */ 339 reg = <0x00000181 0x00000000 0x0 0x10000000 /* Config space access */ 340 0x00000180 0x00000000 0x0 0x00001000>; /* UTL Registers space access */ 341 dcr-reg = <0xe0 0x20>; 342 343 // pci_space < pci_addr > < cpu_addr > < size > 344 ranges = <0x02000000 0x00000000 0x80000000 0x00000190 0x80000000 0x0 0x80000000 345 0x01000000 0x0 0x0 0x000001c0 0x0 0x0 0x00010000>; 346 347 /* Inbound starting at 0x0 to 0x40000000000. In order to use MSI 348 * PCI devices must be able to write to the HSTA module. 349 */ 350 dma-ranges = <0x42000000 0x0 0x0 0x0 0x0 0x400 0x0>; 351 352 /* This drives busses 0 to 0xf */ 353 bus-range = <0x0 0xf>; 354 355 /* Legacy interrupts (note the weird polarity, the bridge seems 356 * to invert PCIe legacy interrupts). 357 * We are de-swizzling here because the numbers are actually for 358 * port of the root complex virtual P2P bridge. But I want 359 * to avoid putting a node for it in the tree, so the numbers 360 * below are basically de-swizzled numbers. 361 * The real slot is on idsel 0, so the swizzling is 1:1 362 */ 363 interrupt-map-mask = <0x0 0x0 0x0 0x7>; 364 interrupt-map = < 365 0x0 0x0 0x0 0x1 &MPIC 61 0x2 /* int A */ 366 0x0 0x0 0x0 0x2 &MPIC 62 0x2 /* int B */ 367 0x0 0x0 0x0 0x3 &MPIC 63 0x2 /* int C */ 368 0x0 0x0 0x0 0x4 &MPIC 64 0x2 /* int D */>; 369 }; 370 371 PCIE3: pcie@28100000000 { 372 device_type = "pci"; 373 #interrupt-cells = <1>; 374 #size-cells = <2>; 375 #address-cells = <3>; 376 compatible = "ibm,plb-pciex-476fpe", "ibm,plb-pciex"; 377 primary; 378 port = <0x3>; /* port number */ 379 reg = <0x00000281 0x00000000 0x0 0x10000000 /* Config space access */ 380 0x00000280 0x00000000 0x0 0x00001000>; /* UTL Registers space access */ 381 dcr-reg = <0x120 0x20>; 382 383 // pci_space < pci_addr > < cpu_addr > < size > 384 ranges = <0x02000000 0x00000000 0x80000000 0x00000290 0x80000000 0x0 0x80000000 385 0x01000000 0x0 0x0 0x000002c0 0x0 0x0 0x00010000>; 386 387 /* Inbound starting at 0x0 to 0x40000000000. In order to use MSI 388 * PCI devices must be able to write to the HSTA module. 389 */ 390 dma-ranges = <0x42000000 0x0 0x0 0x0 0x0 0x400 0x0>; 391 392 /* This drives busses 0 to 0xf */ 393 bus-range = <0x0 0xf>; 394 395 /* Legacy interrupts (note the weird polarity, the bridge seems 396 * to invert PCIe legacy interrupts). 397 * We are de-swizzling here because the numbers are actually for 398 * port of the root complex virtual P2P bridge. But I want 399 * to avoid putting a node for it in the tree, so the numbers 400 * below are basically de-swizzled numbers. 401 * The real slot is on idsel 0, so the swizzling is 1:1 402 */ 403 interrupt-map-mask = <0x0 0x0 0x0 0x7>; 404 interrupt-map = < 405 0x0 0x0 0x0 0x1 &MPIC 69 0x2 /* int A */ 406 0x0 0x0 0x0 0x2 &MPIC 70 0x2 /* int B */ 407 0x0 0x0 0x0 0x3 &MPIC 71 0x2 /* int C */ 408 0x0 0x0 0x0 0x4 &MPIC 72 0x2 /* int D */>; 409 }; 410 }; 411 412 chosen { 413 stdout-path = &UART0; 414 }; 415 };
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