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/dts-v1/; 15 16/ { 17 #address-cells = <2>; 18 #size-cells = <1>; 19 model = "amcc,bamboo"; 20 compatible = "amcc,bamboo"; 21 dcr-parent = <&{/cpus/cpu@0}>; 22 23 aliases { 24 ethernet0 = &EMAC0; 25 ethernet1 = &EMAC1; 26 serial0 = &UART0; 27 serial1 = &UART1; 28 serial2 = &UART2; 29 serial3 = &UART3; 30 }; 31 32 cpus { 33 #address-cells = <1>; 34 #size-cells = <0>; 35 36 cpu@0 { 37 device_type = "cpu"; 38 model = "PowerPC,440EP"; 39 reg = <0x00000000>; 40 clock-frequency = <0>; /* Filled in by zImage */ 41 timebase-frequency = <0>; /* Filled in by zImage */ 42 i-cache-line-size = <32>; 43 d-cache-line-size = <32>; 44 i-cache-size = <32768>; 45 d-cache-size = <32768>; 46 dcr-controller; 47 dcr-access-method = "native"; 48 }; 49 }; 50 51 memory { 52 device_type = "memory"; 53 reg = <0x00000000 0x00000000 0x00000000>; /* Filled in by zImage */ 54 }; 55 56 UIC0: interrupt-controller0 { 57 compatible = "ibm,uic-440ep","ibm,uic"; 58 interrupt-controller; 59 cell-index = <0>; 60 dcr-reg = <0x0c0 0x009>; 61 #address-cells = <0>; 62 #size-cells = <0>; 63 #interrupt-cells = <2>; 64 }; 65 66 UIC1: interrupt-controller1 { 67 compatible = "ibm,uic-440ep","ibm,uic"; 68 interrupt-controller; 69 cell-index = <1>; 70 dcr-reg = <0x0d0 0x009>; 71 #address-cells = <0>; 72 #size-cells = <0>; 73 #interrupt-cells = <2>; 74 interrupts = <0x1e 0x4 0x1f 0x4>; /* cascade */ 75 interrupt-parent = <&UIC0>; 76 }; 77 78 SDR0: sdr { 79 compatible = "ibm,sdr-440ep"; 80 dcr-reg = <0x00e 0x002>; 81 }; 82 83 CPR0: cpr { 84 compatible = "ibm,cpr-440ep"; 85 dcr-reg = <0x00c 0x002>; 86 }; 87 88 plb { 89 compatible = "ibm,plb-440ep", "ibm,plb-440gp", "ibm,plb4"; 90 #address-cells = <2>; 91 #size-cells = <1>; 92 ranges; 93 clock-frequency = <0>; /* Filled in by zImage */ 94 95 SDRAM0: sdram { 96 compatible = "ibm,sdram-440ep", "ibm,sdram-405gp"; 97 dcr-reg = <0x010 0x002>; 98 }; 99 100 DMA0: dma { 101 compatible = "ibm,dma-440ep", "ibm,dma-440gp"; 102 dcr-reg = <0x100 0x027>; 103 }; 104 105 MAL0: mcmal { 106 compatible = "ibm,mcmal-440ep", "ibm,mcmal-440gp", "ibm,mcmal"; 107 dcr-reg = <0x180 0x062>; 108 num-tx-chans = <4>; 109 num-rx-chans = <2>; 110 interrupt-parent = <&MAL0>; 111 interrupts = <0x0 0x1 0x2 0x3 0x4>; 112 #interrupt-cells = <1>; 113 #address-cells = <0>; 114 #size-cells = <0>; 115 interrupt-map = </*TXEOB*/ 0x0 &UIC0 0xa 0x4 116 /*RXEOB*/ 0x1 &UIC0 0xb 0x4 117 /*SERR*/ 0x2 &UIC1 0x0 0x4 118 /*TXDE*/ 0x3 &UIC1 0x1 0x4 119 /*RXDE*/ 0x4 &UIC1 0x2 0x4>; 120 }; 121 122 POB0: opb { 123 compatible = "ibm,opb-440ep", "ibm,opb-440gp", "ibm,opb"; 124 #address-cells = <1>; 125 #size-cells = <1>; 126 /* Bamboo is oddball in the 44x world and doesn't use the ERPN 127 * bits. 128 */ 129 ranges = <0x00000000 0x00000000 0x00000000 0x80000000 130 0x80000000 0x00000000 0x80000000 0x80000000>; 131 interrupt-parent = <&UIC1>; 132 interrupts = <0x7 0x4>; 133 clock-frequency = <0>; /* Filled in by zImage */ 134 135 EBC0: ebc { 136 compatible = "ibm,ebc-440ep", "ibm,ebc-440gp", "ibm,ebc"; 137 dcr-reg = <0x012 0x002>; 138 #address-cells = <2>; 139 #size-cells = <1>; 140 clock-frequency = <0>; /* Filled in by zImage */ 141 interrupts = <0x5 0x1>; 142 interrupt-parent = <&UIC1>; 143 }; 144 145 UART0: serial@ef600300 { 146 device_type = "serial"; 147 compatible = "ns16550"; 148 reg = <0xef600300 0x00000008>; 149 virtual-reg = <0xef600300>; 150 clock-frequency = <0>; /* Filled in by zImage */ 151 current-speed = <115200>; 152 interrupt-parent = <&UIC0>; 153 interrupts = <0x0 0x4>; 154 }; 155 156 UART1: serial@ef600400 { 157 device_type = "serial"; 158 compatible = "ns16550"; 159 reg = <0xef600400 0x00000008>; 160 virtual-reg = <0xef600400>; 161 clock-frequency = <0>; 162 current-speed = <0>; 163 interrupt-parent = <&UIC0>; 164 interrupts = <0x1 0x4>; 165 }; 166 167 UART2: serial@ef600500 { 168 device_type = "serial"; 169 compatible = "ns16550"; 170 reg = <0xef600500 0x00000008>; 171 virtual-reg = <0xef600500>; 172 clock-frequency = <0>; 173 current-speed = <0>; 174 interrupt-parent = <&UIC0>; 175 interrupts = <0x3 0x4>; 176 }; 177 178 UART3: serial@ef600600 { 179 device_type = "serial"; 180 compatible = "ns16550"; 181 reg = <0xef600600 0x00000008>; 182 virtual-reg = <0xef600600>; 183 clock-frequency = <0>; 184 current-speed = <0>; 185 interrupt-parent = <&UIC0>; 186 interrupts = <0x4 0x4>; 187 }; 188 189 IIC0: i2c@ef600700 { 190 compatible = "ibm,iic-440ep", "ibm,iic-440gp", "ibm,iic"; 191 reg = <0xef600700 0x00000014>; 192 interrupt-parent = <&UIC0>; 193 interrupts = <0x2 0x4>; 194 }; 195 196 IIC1: i2c@ef600800 { 197 compatible = "ibm,iic-440ep", "ibm,iic-440gp", "ibm,iic"; 198 reg = <0xef600800 0x00000014>; 199 interrupt-parent = <&UIC0>; 200 interrupts = <0x7 0x4>; 201 }; 202 203 ZMII0: emac-zmii@ef600d00 { 204 compatible = "ibm,zmii-440ep", "ibm,zmii-440gp", "ibm,zmii"; 205 reg = <0xef600d00 0x0000000c>; 206 }; 207 208 EMAC0: ethernet@ef600e00 { 209 device_type = "network"; 210 compatible = "ibm,emac-440ep", "ibm,emac-440gp", "ibm,emac"; 211 interrupt-parent = <&UIC1>; 212 interrupts = <0x1c 0x4 0x1d 0x4>; 213 reg = <0xef600e00 0x00000070>; 214 local-mac-address = [000000000000]; 215 mal-device = <&MAL0>; 216 mal-tx-channel = <0 1>; 217 mal-rx-channel = <0>; 218 cell-index = <0>; 219 max-frame-size = <1500>; 220 rx-fifo-size = <4096>; 221 tx-fifo-size = <2048>; 222 phy-mode = "rmii"; 223 phy-map = <0x00000000>; 224 zmii-device = <&ZMII0>; 225 zmii-channel = <0>; 226 }; 227 228 EMAC1: ethernet@ef600f00 { 229 device_type = "network"; 230 compatible = "ibm,emac-440ep", "ibm,emac-440gp", "ibm,emac"; 231 interrupt-parent = <&UIC1>; 232 interrupts = <0x1e 0x4 0x1f 0x4>; 233 reg = <0xef600f00 0x00000070>; 234 local-mac-address = [000000000000]; 235 mal-device = <&MAL0>; 236 mal-tx-channel = <2 3>; 237 mal-rx-channel = <1>; 238 cell-index = <1>; 239 max-frame-size = <1500>; 240 rx-fifo-size = <4096>; 241 tx-fifo-size = <2048>; 242 phy-mode = "rmii"; 243 phy-map = <0x00000000>; 244 zmii-device = <&ZMII0>; 245 zmii-channel = <1>; 246 }; 247 248 usb@ef601000 { 249 compatible = "ohci-be"; 250 reg = <0xef601000 0x00000080>; 251 interrupts = <0x8 0x1 0x9 0x1>; 252 interrupt-parent = < &UIC1 >; 253 }; 254 }; 255 256 PCI0: pci@ec000000 { 257 device_type = "pci"; 258 #interrupt-cells = <1>; 259 #size-cells = <2>; 260 #address-cells = <3>; 261 compatible = "ibm,plb440ep-pci", "ibm,plb-pci"; 262 primary; 263 reg = <0x00000000 0xeec00000 0x00000008 /* Config space access */ 264 0x00000000 0xeed00000 0x00000004 /* IACK */ 265 0x00000000 0xeed00000 0x00000004 /* Special cycle */ 266 0x00000000 0xef400000 0x00000040>; /* Internal registers */ 267 268 /* Outbound ranges, one memory and one IO, 269 * later cannot be changed. Chip supports a second 270 * IO range but we don't use it for now 271 * The chip also supports a larger memory range but 272 * it's not naturally aligned, so our code will break 273 */ 274 ranges = <0x02000000 0x00000000 0xa0000000 0x00000000 0xa0000000 0x00000000 0x20000000 275 0x02000000 0x00000000 0x00000000 0x00000000 0xe0000000 0x00000000 0x00100000 276 0x01000000 0x00000000 0x00000000 0x00000000 0xe8000000 0x00000000 0x00010000>; 277 278 /* Inbound 2GB range starting at 0 */ 279 dma-ranges = <0x42000000 0x0 0x0 0x0 0x0 0x0 0x80000000>; 280 281 /* Bamboo has all 4 IRQ pins tied together per slot */ 282 interrupt-map-mask = <0xf800 0x0 0x0 0x0>; 283 interrupt-map = < 284 /* IDSEL 1 */ 285 0x800 0x0 0x0 0x0 &UIC0 0x1c 0x8 286 287 /* IDSEL 2 */ 288 0x1000 0x0 0x0 0x0 &UIC0 0x1b 0x8 289 290 /* IDSEL 3 */ 291 0x1800 0x0 0x0 0x0 &UIC0 0x1a 0x8 292 293 /* IDSEL 4 */ 294 0x2000 0x0 0x0 0x0 &UIC0 0x19 0x8 295 >; 296 }; 297 }; 298 299 chosen { 300 stdout-path = "/plb/opb/serial@ef600300"; 301 }; 302}; 303