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 = "ok"; 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 MAL0: mcmal { 86 compatible = "ibm,mcmal-476gtr", "ibm,mcmal2"; 87 dcr-reg = <0xc0000000 0x062>; 88 num-tx-chans = <1>; 89 num-rx-chans = <1>; 90 #address-cells = <0>; 91 #size-cells = <0>; 92 interrupt-parent = <&MPIC>; 93 interrupts = < /*TXEOB*/ 77 0x4 94 /*RXEOB*/ 78 0x4 95 /*SERR*/ 76 0x4 96 /*TXDE*/ 79 0x4 97 /*RXDE*/ 80 0x4>; 98 }; 99 100 SATA0: sata@30000010000 { 101 compatible = "ibm,476gtr-ahci"; 102 reg = <0x300 0x00010000 0x0 0x10000>; 103 interrupt-parent = <&MPIC>; 104 interrupts = <93 2>; 105 }; 106 107 EHCI0: ehci@30010000000 { 108 compatible = "ibm,476gtr-ehci", "generic-ehci"; 109 reg = <0x300 0x10000000 0x0 0x10000>; 110 interrupt-parent = <&MPIC>; 111 interrupts = <85 2>; 112 }; 113 114 SD0: sd@30000000000 { 115 compatible = "ibm,476gtr-sdhci", "generic-sdhci"; 116 reg = <0x300 0x00000000 0x0 0x10000>; 117 interrupts = <91 2>; 118 interrupt-parent = <&MPIC>; 119 }; 120 121 OHCI0: ohci@30010010000 { 122 compatible = "ibm,476gtr-ohci", "generic-ohci"; 123 reg = <0x300 0x10010000 0x0 0x10000>; 124 interrupt-parent = <&MPIC>; 125 interrupts = <89 1>; 126 }; 127 128 OHCI1: ohci@30010020000 { 129 compatible = "ibm,476gtr-ohci", "generic-ohci"; 130 reg = <0x300 0x10020000 0x0 0x10000>; 131 interrupt-parent = <&MPIC>; 132 interrupts = <88 1>; 133 }; 134 135 POB0: opb { 136 compatible = "ibm,opb-4xx", "ibm,opb"; 137 #address-cells = <1>; 138 #size-cells = <1>; 139 /* Wish there was a nicer way of specifying a full 140 * 32-bit range 141 */ 142 ranges = <0x00000000 0x0000033f 0x00000000 0x80000000 143 0x80000000 0x0000033f 0x80000000 0x80000000>; 144 clock-frequency = <100000000>; 145 146 RGMII0: emac-rgmii-wol@50004 { 147 compatible = "ibm,rgmii-wol-476gtr", "ibm,rgmii-wol"; 148 reg = <0x50004 0x00000008>; 149 has-mdio; 150 }; 151 152 EMAC0: ethernet@30000 { 153 device_type = "network"; 154 compatible = "ibm,emac-476gtr", "ibm,emac4sync"; 155 interrupt-parent = <&EMAC0>; 156 interrupts = <0x0 0x1>; 157 #interrupt-cells = <1>; 158 #address-cells = <0>; 159 #size-cells = <0>; 160 interrupt-map = </*Status*/ 0x0 &MPIC 81 0x4 161 /*Wake*/ 0x1 &MPIC 82 0x4>; 162 reg = <0x30000 0x78>; 163 164 /* local-mac-address will normally be added by 165 * the wrapper. If your device doesn't support 166 * passing data to the wrapper (in the form 167 * local-mac-addr=<hwaddr>) then you will need 168 * to set it manually here. */ 169 //local-mac-address = [000000000000]; 170 171 mal-device = <&MAL0>; 172 mal-tx-channel = <0>; 173 mal-rx-channel = <0>; 174 cell-index = <0>; 175 max-frame-size = <9000>; 176 rx-fifo-size = <4096>; 177 tx-fifo-size = <2048>; 178 rx-fifo-size-gige = <16384>; 179 phy-mode = "rgmii"; 180 phy-map = <0x00000000>; 181 rgmii-wol-device = <&RGMII0>; 182 has-inverted-stacr-oc; 183 has-new-stacr-staopc; 184 }; 185 186 UART0: serial@10000 { 187 device_type = "serial"; 188 compatible = "ns16750", "ns16550"; 189 reg = <0x10000 0x00000008>; 190 virtual-reg = <0xe8010000>; 191 clock-frequency = <1851851>; 192 current-speed = <38400>; 193 interrupt-parent = <&MPIC>; 194 interrupts = <39 2>; 195 }; 196 197 IIC0: i2c@00000000 { 198 compatible = "ibm,iic-476gtr", "ibm,iic"; 199 reg = <0x0 0x00000020>; 200 interrupt-parent = <&MPIC>; 201 interrupts = <37 2>; 202 #address-cells = <1>; 203 #size-cells = <0>; 204 rtc@68 { 205 compatible = "stm,m41t80", "m41st85"; 206 reg = <0x68>; 207 }; 208 }; 209 210 IIC1: i2c@00000100 { 211 compatible = "ibm,iic-476gtr", "ibm,iic"; 212 reg = <0x100 0x00000020>; 213 interrupt-parent = <&MPIC>; 214 interrupts = <38 2>; 215 #address-cells = <1>; 216 #size-cells = <0>; 217 avr@58 { 218 compatible = "ibm,akebono-avr"; 219 reg = <0x58>; 220 }; 221 }; 222 223 FPGA0: fpga@ebc00000 { 224 compatible = "ibm,akebono-fpga"; 225 reg = <0xebc00000 0x8>; 226 }; 227 }; 228 229 PCIE0: pciex@10100000000 { 230 device_type = "pci"; 231 #interrupt-cells = <1>; 232 #size-cells = <2>; 233 #address-cells = <3>; 234 compatible = "ibm,plb-pciex-476fpe", "ibm,plb-pciex"; 235 primary; 236 port = <0x0>; /* port number */ 237 reg = <0x00000101 0x00000000 0x0 0x10000000 /* Config space access */ 238 0x00000100 0x00000000 0x0 0x00001000>; /* UTL Registers space access */ 239 dcr-reg = <0xc0 0x20>; 240 241// pci_space < pci_addr > < cpu_addr > < size > 242 ranges = <0x02000000 0x00000000 0x80000000 0x00000110 0x80000000 0x0 0x80000000 243 0x01000000 0x0 0x0 0x00000140 0x0 0x0 0x00010000>; 244 245 /* Inbound starting at 0 to memsize filled in by zImage */ 246 dma-ranges = <0x42000000 0x0 0x0 0x0 0x0 0x0 0x0>; 247 248 /* This drives busses 0 to 0xf */ 249 bus-range = <0x0 0xf>; 250 251 /* Legacy interrupts (note the weird polarity, the bridge seems 252 * to invert PCIe legacy interrupts). 253 * We are de-swizzling here because the numbers are actually for 254 * port of the root complex virtual P2P bridge. But I want 255 * to avoid putting a node for it in the tree, so the numbers 256 * below are basically de-swizzled numbers. 257 * The real slot is on idsel 0, so the swizzling is 1:1 258 */ 259 interrupt-map-mask = <0x0 0x0 0x0 0x7>; 260 interrupt-map = < 261 0x0 0x0 0x0 0x1 &MPIC 45 0x2 /* int A */ 262 0x0 0x0 0x0 0x2 &MPIC 46 0x2 /* int B */ 263 0x0 0x0 0x0 0x3 &MPIC 47 0x2 /* int C */ 264 0x0 0x0 0x0 0x4 &MPIC 48 0x2 /* int D */>; 265 }; 266 267 PCIE1: pciex@20100000000 { 268 device_type = "pci"; 269 #interrupt-cells = <1>; 270 #size-cells = <2>; 271 #address-cells = <3>; 272 compatible = "ibm,plb-pciex-476fpe", "ibm,plb-pciex"; 273 primary; 274 port = <0x1>; /* port number */ 275 reg = <0x00000201 0x00000000 0x0 0x10000000 /* Config space access */ 276 0x00000200 0x00000000 0x0 0x00001000>; /* UTL Registers space access */ 277 dcr-reg = <0x100 0x20>; 278 279// pci_space < pci_addr > < cpu_addr > < size > 280 ranges = <0x02000000 0x00000000 0x80000000 0x00000210 0x80000000 0x0 0x80000000 281 0x01000000 0x0 0x0 0x00000240 0x0 0x0 0x00010000>; 282 283 /* Inbound starting at 0 to memsize filled in by zImage */ 284 dma-ranges = <0x42000000 0x0 0x0 0x0 0x0 0x0 0x0>; 285 286 /* This drives busses 0 to 0xf */ 287 bus-range = <0x0 0xf>; 288 289 /* Legacy interrupts (note the weird polarity, the bridge seems 290 * to invert PCIe legacy interrupts). 291 * We are de-swizzling here because the numbers are actually for 292 * port of the root complex virtual P2P bridge. But I want 293 * to avoid putting a node for it in the tree, so the numbers 294 * below are basically de-swizzled numbers. 295 * The real slot is on idsel 0, so the swizzling is 1:1 296 */ 297 interrupt-map-mask = <0x0 0x0 0x0 0x7>; 298 interrupt-map = < 299 0x0 0x0 0x0 0x1 &MPIC 53 0x2 /* int A */ 300 0x0 0x0 0x0 0x2 &MPIC 54 0x2 /* int B */ 301 0x0 0x0 0x0 0x3 &MPIC 55 0x2 /* int C */ 302 0x0 0x0 0x0 0x4 &MPIC 56 0x2 /* int D */>; 303 }; 304 305 PCIE2: pciex@18100000000 { 306 device_type = "pci"; 307 #interrupt-cells = <1>; 308 #size-cells = <2>; 309 #address-cells = <3>; 310 compatible = "ibm,plb-pciex-476fpe", "ibm,plb-pciex"; 311 primary; 312 port = <0x2>; /* port number */ 313 reg = <0x00000181 0x00000000 0x0 0x10000000 /* Config space access */ 314 0x00000180 0x00000000 0x0 0x00001000>; /* UTL Registers space access */ 315 dcr-reg = <0xe0 0x20>; 316 317// pci_space < pci_addr > < cpu_addr > < size > 318 ranges = <0x02000000 0x00000000 0x80000000 0x00000190 0x80000000 0x0 0x80000000 319 0x01000000 0x0 0x0 0x000001c0 0x0 0x0 0x00010000>; 320 321 /* Inbound starting at 0 to memsize filled in by zImage */ 322 dma-ranges = <0x42000000 0x0 0x0 0x0 0x0 0x0 0x0>; 323 324 /* This drives busses 0 to 0xf */ 325 bus-range = <0x0 0xf>; 326 327 /* Legacy interrupts (note the weird polarity, the bridge seems 328 * to invert PCIe legacy interrupts). 329 * We are de-swizzling here because the numbers are actually for 330 * port of the root complex virtual P2P bridge. But I want 331 * to avoid putting a node for it in the tree, so the numbers 332 * below are basically de-swizzled numbers. 333 * The real slot is on idsel 0, so the swizzling is 1:1 334 */ 335 interrupt-map-mask = <0x0 0x0 0x0 0x7>; 336 interrupt-map = < 337 0x0 0x0 0x0 0x1 &MPIC 61 0x2 /* int A */ 338 0x0 0x0 0x0 0x2 &MPIC 62 0x2 /* int B */ 339 0x0 0x0 0x0 0x3 &MPIC 63 0x2 /* int C */ 340 0x0 0x0 0x0 0x4 &MPIC 64 0x2 /* int D */>; 341 }; 342 343 PCIE3: pciex@28100000000 { 344 device_type = "pci"; 345 #interrupt-cells = <1>; 346 #size-cells = <2>; 347 #address-cells = <3>; 348 compatible = "ibm,plb-pciex-476fpe", "ibm,plb-pciex"; 349 primary; 350 port = <0x3>; /* port number */ 351 reg = <0x00000281 0x00000000 0x0 0x10000000 /* Config space access */ 352 0x00000280 0x00000000 0x0 0x00001000>; /* UTL Registers space access */ 353 dcr-reg = <0x120 0x20>; 354 355// pci_space < pci_addr > < cpu_addr > < size > 356 ranges = <0x02000000 0x00000000 0x80000000 0x00000290 0x80000000 0x0 0x80000000 357 0x01000000 0x0 0x0 0x000002c0 0x0 0x0 0x00010000>; 358 359 /* Inbound starting at 0 to memsize filled in by zImage */ 360 dma-ranges = <0x42000000 0x0 0x0 0x0 0x0 0x0 0x0>; 361 362 /* This drives busses 0 to 0xf */ 363 bus-range = <0x0 0xf>; 364 365 /* Legacy interrupts (note the weird polarity, the bridge seems 366 * to invert PCIe legacy interrupts). 367 * We are de-swizzling here because the numbers are actually for 368 * port of the root complex virtual P2P bridge. But I want 369 * to avoid putting a node for it in the tree, so the numbers 370 * below are basically de-swizzled numbers. 371 * The real slot is on idsel 0, so the swizzling is 1:1 372 */ 373 interrupt-map-mask = <0x0 0x0 0x0 0x7>; 374 interrupt-map = < 375 0x0 0x0 0x0 0x1 &MPIC 69 0x2 /* int A */ 376 0x0 0x0 0x0 0x2 &MPIC 70 0x2 /* int B */ 377 0x0 0x0 0x0 0x3 &MPIC 71 0x2 /* int C */ 378 0x0 0x0 0x0 0x4 &MPIC 72 0x2 /* int D */>; 379 }; 380 }; 381 382 chosen { 383 linux,stdout-path = &UART0; 384 }; 385}; 386