1/* 2 * Device Tree Source for AMCC Bamboo 3 * 4 * Copyright (c) 2006, 2007 IBM Corp. 5 * Josh Boyer <jwboyer@linux.vnet.ibm.com> 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 #address-cells = <2>; 16 #size-cells = <1>; 17 model = "amcc,bamboo"; 18 compatible = "amcc,bamboo"; 19 dcr-parent = <&/cpus/cpu@0>; 20 21 aliases { 22 ethernet0 = &EMAC0; 23 ethernet1 = &EMAC1; 24 serial0 = &UART0; 25 serial1 = &UART1; 26 serial2 = &UART2; 27 serial3 = &UART3; 28 }; 29 30 cpus { 31 #address-cells = <1>; 32 #size-cells = <0>; 33 34 cpu@0 { 35 device_type = "cpu"; 36 model = "PowerPC,440EP"; 37 reg = <0>; 38 clock-frequency = <0>; /* Filled in by zImage */ 39 timebase-frequency = <0>; /* Filled in by zImage */ 40 i-cache-line-size = <20>; 41 d-cache-line-size = <20>; 42 i-cache-size = <8000>; 43 d-cache-size = <8000>; 44 dcr-controller; 45 dcr-access-method = "native"; 46 }; 47 }; 48 49 memory { 50 device_type = "memory"; 51 reg = <0 0 0>; /* Filled in by zImage */ 52 }; 53 54 UIC0: interrupt-controller0 { 55 compatible = "ibm,uic-440ep","ibm,uic"; 56 interrupt-controller; 57 cell-index = <0>; 58 dcr-reg = <0c0 009>; 59 #address-cells = <0>; 60 #size-cells = <0>; 61 #interrupt-cells = <2>; 62 }; 63 64 UIC1: interrupt-controller1 { 65 compatible = "ibm,uic-440ep","ibm,uic"; 66 interrupt-controller; 67 cell-index = <1>; 68 dcr-reg = <0d0 009>; 69 #address-cells = <0>; 70 #size-cells = <0>; 71 #interrupt-cells = <2>; 72 interrupts = <1e 4 1f 4>; /* cascade */ 73 interrupt-parent = <&UIC0>; 74 }; 75 76 SDR0: sdr { 77 compatible = "ibm,sdr-440ep"; 78 dcr-reg = <00e 002>; 79 }; 80 81 CPR0: cpr { 82 compatible = "ibm,cpr-440ep"; 83 dcr-reg = <00c 002>; 84 }; 85 86 plb { 87 compatible = "ibm,plb-440ep", "ibm,plb-440gp", "ibm,plb4"; 88 #address-cells = <2>; 89 #size-cells = <1>; 90 ranges; 91 clock-frequency = <0>; /* Filled in by zImage */ 92 93 SDRAM0: sdram { 94 compatible = "ibm,sdram-440ep", "ibm,sdram-405gp"; 95 dcr-reg = <010 2>; 96 }; 97 98 DMA0: dma { 99 compatible = "ibm,dma-440ep", "ibm,dma-440gp"; 100 dcr-reg = <100 027>; 101 }; 102 103 MAL0: mcmal { 104 compatible = "ibm,mcmal-440ep", "ibm,mcmal-440gp", "ibm,mcmal"; 105 dcr-reg = <180 62>; 106 num-tx-chans = <4>; 107 num-rx-chans = <2>; 108 interrupt-parent = <&MAL0>; 109 interrupts = <0 1 2 3 4>; 110 #interrupt-cells = <1>; 111 #address-cells = <0>; 112 #size-cells = <0>; 113 interrupt-map = </*TXEOB*/ 0 &UIC0 a 4 114 /*RXEOB*/ 1 &UIC0 b 4 115 /*SERR*/ 2 &UIC1 0 4 116 /*TXDE*/ 3 &UIC1 1 4 117 /*RXDE*/ 4 &UIC1 2 4>; 118 }; 119 120 POB0: opb { 121 compatible = "ibm,opb-440ep", "ibm,opb-440gp", "ibm,opb"; 122 #address-cells = <1>; 123 #size-cells = <1>; 124 /* Bamboo is oddball in the 44x world and doesn't use the ERPN 125 * bits. 126 */ 127 ranges = <00000000 0 00000000 80000000 128 80000000 0 80000000 80000000>; 129 interrupt-parent = <&UIC1>; 130 interrupts = <7 4>; 131 clock-frequency = <0>; /* Filled in by zImage */ 132 133 EBC0: ebc { 134 compatible = "ibm,ebc-440ep", "ibm,ebc-440gp", "ibm,ebc"; 135 dcr-reg = <012 2>; 136 #address-cells = <2>; 137 #size-cells = <1>; 138 clock-frequency = <0>; /* Filled in by zImage */ 139 interrupts = <5 1>; 140 interrupt-parent = <&UIC1>; 141 }; 142 143 UART0: serial@ef600300 { 144 device_type = "serial"; 145 compatible = "ns16550"; 146 reg = <ef600300 8>; 147 virtual-reg = <ef600300>; 148 clock-frequency = <0>; /* Filled in by zImage */ 149 current-speed = <1c200>; 150 interrupt-parent = <&UIC0>; 151 interrupts = <0 4>; 152 }; 153 154 UART1: serial@ef600400 { 155 device_type = "serial"; 156 compatible = "ns16550"; 157 reg = <ef600400 8>; 158 virtual-reg = <ef600400>; 159 clock-frequency = <0>; 160 current-speed = <0>; 161 interrupt-parent = <&UIC0>; 162 interrupts = <1 4>; 163 }; 164 165 UART2: serial@ef600500 { 166 device_type = "serial"; 167 compatible = "ns16550"; 168 reg = <ef600500 8>; 169 virtual-reg = <ef600500>; 170 clock-frequency = <0>; 171 current-speed = <0>; 172 interrupt-parent = <&UIC0>; 173 interrupts = <3 4>; 174 }; 175 176 UART3: serial@ef600600 { 177 device_type = "serial"; 178 compatible = "ns16550"; 179 reg = <ef600600 8>; 180 virtual-reg = <ef600600>; 181 clock-frequency = <0>; 182 current-speed = <0>; 183 interrupt-parent = <&UIC0>; 184 interrupts = <4 4>; 185 }; 186 187 IIC0: i2c@ef600700 { 188 compatible = "ibm,iic-440ep", "ibm,iic-440gp", "ibm,iic"; 189 reg = <ef600700 14>; 190 interrupt-parent = <&UIC0>; 191 interrupts = <2 4>; 192 }; 193 194 IIC1: i2c@ef600800 { 195 compatible = "ibm,iic-440ep", "ibm,iic-440gp", "ibm,iic"; 196 reg = <ef600800 14>; 197 interrupt-parent = <&UIC0>; 198 interrupts = <7 4>; 199 }; 200 201 ZMII0: emac-zmii@ef600d00 { 202 compatible = "ibm,zmii-440ep", "ibm,zmii-440gp", "ibm,zmii"; 203 reg = <ef600d00 c>; 204 }; 205 206 EMAC0: ethernet@ef600e00 { 207 device_type = "network"; 208 compatible = "ibm,emac-440ep", "ibm,emac-440gp", "ibm,emac"; 209 interrupt-parent = <&UIC1>; 210 interrupts = <1c 4 1d 4>; 211 reg = <ef600e00 70>; 212 local-mac-address = [000000000000]; 213 mal-device = <&MAL0>; 214 mal-tx-channel = <0 1>; 215 mal-rx-channel = <0>; 216 cell-index = <0>; 217 max-frame-size = <5dc>; 218 rx-fifo-size = <1000>; 219 tx-fifo-size = <800>; 220 phy-mode = "rmii"; 221 phy-map = <00000000>; 222 zmii-device = <&ZMII0>; 223 zmii-channel = <0>; 224 }; 225 226 EMAC1: ethernet@ef600f00 { 227 device_type = "network"; 228 compatible = "ibm,emac-440ep", "ibm,emac-440gp", "ibm,emac"; 229 interrupt-parent = <&UIC1>; 230 interrupts = <1e 4 1f 4>; 231 reg = <ef600f00 70>; 232 local-mac-address = [000000000000]; 233 mal-device = <&MAL0>; 234 mal-tx-channel = <2 3>; 235 mal-rx-channel = <1>; 236 cell-index = <1>; 237 max-frame-size = <5dc>; 238 rx-fifo-size = <1000>; 239 tx-fifo-size = <800>; 240 phy-mode = "rmii"; 241 phy-map = <00000000>; 242 zmii-device = <&ZMII0>; 243 zmii-channel = <1>; 244 }; 245 246 usb@ef601000 { 247 compatible = "ohci-be"; 248 reg = <ef601000 80>; 249 interrupts = <8 1 9 1>; 250 interrupt-parent = < &UIC1 >; 251 }; 252 }; 253 254 PCI0: pci@ec000000 { 255 device_type = "pci"; 256 #interrupt-cells = <1>; 257 #size-cells = <2>; 258 #address-cells = <3>; 259 compatible = "ibm,plb440ep-pci", "ibm,plb-pci"; 260 primary; 261 reg = <0 eec00000 8 /* Config space access */ 262 0 eed00000 4 /* IACK */ 263 0 eed00000 4 /* Special cycle */ 264 0 ef400000 40>; /* Internal registers */ 265 266 /* Outbound ranges, one memory and one IO, 267 * later cannot be changed. Chip supports a second 268 * IO range but we don't use it for now 269 */ 270 ranges = <02000000 0 a0000000 0 a0000000 0 20000000 271 01000000 0 00000000 0 e8000000 0 00010000>; 272 273 /* Inbound 2GB range starting at 0 */ 274 dma-ranges = <42000000 0 0 0 0 0 80000000>; 275 276 /* Bamboo has all 4 IRQ pins tied together per slot */ 277 interrupt-map-mask = <f800 0 0 0>; 278 interrupt-map = < 279 /* IDSEL 1 */ 280 0800 0 0 0 &UIC0 1c 8 281 282 /* IDSEL 2 */ 283 1000 0 0 0 &UIC0 1b 8 284 285 /* IDSEL 3 */ 286 1800 0 0 0 &UIC0 1a 8 287 288 /* IDSEL 4 */ 289 2000 0 0 0 &UIC0 19 8 290 >; 291 }; 292 }; 293 294 chosen { 295 linux,stdout-path = "/plb/opb/serial@ef600300"; 296 }; 297}; 298