1/* 2 * Device Tree Source for PIKA Warp 3 * 4 * Copyright (c) 2008 PIKA Technologies 5 * Sean MacLennan <smaclennan@pikatech.com> 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/ { 13 #address-cells = <2>; 14 #size-cells = <1>; 15 model = "pika,warp"; 16 compatible = "pika,warp"; 17 dcr-parent = <&/cpus/cpu@0>; 18 19 aliases { 20 ethernet0 = &EMAC0; 21 serial0 = &UART0; 22 }; 23 24 cpus { 25 #address-cells = <1>; 26 #size-cells = <0>; 27 28 cpu@0 { 29 device_type = "cpu"; 30 model = "PowerPC,440EP"; 31 reg = <0>; 32 clock-frequency = <0>; /* Filled in by zImage */ 33 timebase-frequency = <0>; /* Filled in by zImage */ 34 i-cache-line-size = <20>; 35 d-cache-line-size = <20>; 36 i-cache-size = <8000>; 37 d-cache-size = <8000>; 38 dcr-controller; 39 dcr-access-method = "native"; 40 }; 41 }; 42 43 memory { 44 device_type = "memory"; 45 reg = <0 0 0>; /* Filled in by zImage */ 46 }; 47 48 UIC0: interrupt-controller0 { 49 compatible = "ibm,uic-440ep","ibm,uic"; 50 interrupt-controller; 51 cell-index = <0>; 52 dcr-reg = <0c0 009>; 53 #address-cells = <0>; 54 #size-cells = <0>; 55 #interrupt-cells = <2>; 56 }; 57 58 UIC1: interrupt-controller1 { 59 compatible = "ibm,uic-440ep","ibm,uic"; 60 interrupt-controller; 61 cell-index = <1>; 62 dcr-reg = <0d0 009>; 63 #address-cells = <0>; 64 #size-cells = <0>; 65 #interrupt-cells = <2>; 66 interrupts = <1e 4 1f 4>; /* cascade */ 67 interrupt-parent = <&UIC0>; 68 }; 69 70 SDR0: sdr { 71 compatible = "ibm,sdr-440ep"; 72 dcr-reg = <00e 002>; 73 }; 74 75 CPR0: cpr { 76 compatible = "ibm,cpr-440ep"; 77 dcr-reg = <00c 002>; 78 }; 79 80 plb { 81 compatible = "ibm,plb-440ep", "ibm,plb-440gp", "ibm,plb4"; 82 #address-cells = <2>; 83 #size-cells = <1>; 84 ranges; 85 clock-frequency = <0>; /* Filled in by zImage */ 86 87 SDRAM0: sdram { 88 compatible = "ibm,sdram-440ep", "ibm,sdram-405gp"; 89 dcr-reg = <010 2>; 90 }; 91 92 DMA0: dma { 93 compatible = "ibm,dma-440ep", "ibm,dma-440gp"; 94 dcr-reg = <100 027>; 95 }; 96 97 MAL0: mcmal { 98 compatible = "ibm,mcmal-440ep", "ibm,mcmal-440gp", "ibm,mcmal"; 99 dcr-reg = <180 62>; 100 num-tx-chans = <4>; 101 num-rx-chans = <2>; 102 interrupt-parent = <&MAL0>; 103 interrupts = <0 1 2 3 4>; 104 #interrupt-cells = <1>; 105 #address-cells = <0>; 106 #size-cells = <0>; 107 interrupt-map = </*TXEOB*/ 0 &UIC0 a 4 108 /*RXEOB*/ 1 &UIC0 b 4 109 /*SERR*/ 2 &UIC1 0 4 110 /*TXDE*/ 3 &UIC1 1 4 111 /*RXDE*/ 4 &UIC1 2 4>; 112 }; 113 114 POB0: opb { 115 compatible = "ibm,opb-440ep", "ibm,opb-440gp", "ibm,opb"; 116 #address-cells = <1>; 117 #size-cells = <1>; 118 ranges = <00000000 0 00000000 80000000 119 80000000 0 80000000 80000000>; 120 interrupt-parent = <&UIC1>; 121 interrupts = <7 4>; 122 clock-frequency = <0>; /* Filled in by zImage */ 123 124 EBC0: ebc { 125 compatible = "ibm,ebc-440ep", "ibm,ebc-440gp", "ibm,ebc"; 126 dcr-reg = <012 2>; 127 #address-cells = <2>; 128 #size-cells = <1>; 129 clock-frequency = <0>; /* Filled in by zImage */ 130 interrupts = <5 1>; 131 interrupt-parent = <&UIC1>; 132 133 fpga@2,0 { 134 compatible = "pika,fpga"; 135 reg = <2 0 2200>; 136 interrupts = <18 8>; 137 interrupt-parent = <&UIC0>; 138 }; 139 140 nor_flash@0,0 { 141 compatible = "amd,s29gl512n", "cfi-flash"; 142 bank-width = <2>; 143 reg = <0 0 4000000>; 144 #address-cells = <1>; 145 #size-cells = <1>; 146 partition@0 { 147 label = "kernel"; 148 reg = <0 180000>; 149 }; 150 partition@180000 { 151 label = "root"; 152 reg = <180000 3480000>; 153 }; 154 partition@3600000 { 155 label = "user"; 156 reg = <3600000 900000>; 157 }; 158 partition@3f00000 { 159 label = "fpga"; 160 reg = <3f00000 40000>; 161 }; 162 partition@3f40000 { 163 label = "env"; 164 reg = <3f40000 40000>; 165 }; 166 partition@3f80000 { 167 label = "u-boot"; 168 reg = <3f80000 80000>; 169 }; 170 }; 171 }; 172 173 UART0: serial@ef600300 { 174 device_type = "serial"; 175 compatible = "ns16550"; 176 reg = <ef600300 8>; 177 virtual-reg = <ef600300>; 178 clock-frequency = <0>; /* Filled in by zImage */ 179 current-speed = <1c200>; 180 interrupt-parent = <&UIC0>; 181 interrupts = <0 4>; 182 }; 183 184 IIC0: i2c@ef600700 { 185 compatible = "ibm,iic-440ep", "ibm,iic-440gp", "ibm,iic"; 186 reg = <ef600700 14>; 187 interrupt-parent = <&UIC0>; 188 interrupts = <2 4>; 189 }; 190 191 GPIO0: gpio@ef600b00 { 192 compatible = "ibm,gpio-440ep"; 193 reg = <ef600b00 48>; 194 }; 195 196 GPIO1: gpio@ef600c00 { 197 compatible = "ibm,gpio-440ep"; 198 reg = <ef600c00 48>; 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 usb@ef601000 { 227 compatible = "ohci-be"; 228 reg = <ef601000 80>; 229 interrupts = <8 1 9 1>; 230 interrupt-parent = < &UIC1 >; 231 }; 232 }; 233 }; 234 235 chosen { 236 linux,stdout-path = "/plb/opb/serial@ef600300"; 237 }; 238}; 239