0001 /*
0002 * Device Tree Source for ACube Sam440ep based off bamboo.dts code
0003 * original copyrights below
0004 *
0005 * Copyright (c) 2006, 2007 IBM Corp.
0006 * Josh Boyer <jwboyer@linux.vnet.ibm.com>
0007 *
0008 * Modified from bamboo.dts for sam440ep:
0009 * Copyright 2008 Giuseppe Coviello <gicoviello@gmail.com>
0010 *
0011 * This file is licensed under the terms of the GNU General Public
0012 * License version 2. This program is licensed "as is" without
0013 * any warranty of any kind, whether express or implied.
0014 */
0015
0016 /dts-v1/;
0017
0018 / {
0019 #address-cells = <2>;
0020 #size-cells = <1>;
0021 model = "acube,sam440ep";
0022 compatible = "acube,sam440ep";
0023
0024 aliases {
0025 ethernet0 = &EMAC0;
0026 ethernet1 = &EMAC1;
0027 serial0 = &UART0;
0028 serial1 = &UART1;
0029 serial2 = &UART2;
0030 serial3 = &UART3;
0031 };
0032
0033 cpus {
0034 #address-cells = <1>;
0035 #size-cells = <0>;
0036
0037 cpu@0 {
0038 device_type = "cpu";
0039 model = "PowerPC,440EP";
0040 reg = <0>;
0041 clock-frequency = <0>; /* Filled in by zImage */
0042 timebase-frequency = <0>; /* Filled in by zImage */
0043 i-cache-line-size = <32>;
0044 d-cache-line-size = <32>;
0045 i-cache-size = <32768>;
0046 d-cache-size = <32768>;
0047 dcr-controller;
0048 dcr-access-method = "native";
0049 };
0050 };
0051
0052 memory {
0053 device_type = "memory";
0054 reg = <0 0 0>; /* Filled in by zImage */
0055 };
0056
0057 UIC0: interrupt-controller0 {
0058 compatible = "ibm,uic-440ep","ibm,uic";
0059 interrupt-controller;
0060 cell-index = <0>;
0061 dcr-reg = <0x0c0 9>;
0062 #address-cells = <0>;
0063 #size-cells = <0>;
0064 #interrupt-cells = <2>;
0065 };
0066
0067 UIC1: interrupt-controller1 {
0068 compatible = "ibm,uic-440ep","ibm,uic";
0069 interrupt-controller;
0070 cell-index = <1>;
0071 dcr-reg = <0x0d0 9>;
0072 #address-cells = <0>;
0073 #size-cells = <0>;
0074 #interrupt-cells = <2>;
0075 interrupts = <0x1e 4 0x1f 4>; /* cascade */
0076 interrupt-parent = <&UIC0>;
0077 };
0078
0079 SDR0: sdr {
0080 compatible = "ibm,sdr-440ep";
0081 dcr-reg = <0x00e 2>;
0082 };
0083
0084 CPR0: cpr {
0085 compatible = "ibm,cpr-440ep";
0086 dcr-reg = <0x00c 2>;
0087 };
0088
0089 plb {
0090 compatible = "ibm,plb-440ep", "ibm,plb-440gp", "ibm,plb4";
0091 #address-cells = <2>;
0092 #size-cells = <1>;
0093 ranges;
0094 clock-frequency = <0>; /* Filled in by zImage */
0095
0096 SDRAM0: sdram {
0097 compatible = "ibm,sdram-440ep", "ibm,sdram-405gp";
0098 dcr-reg = <0x010 2>;
0099 };
0100
0101 DMA0: dma {
0102 compatible = "ibm,dma-440ep", "ibm,dma-440gp";
0103 dcr-reg = <0x100 0x027>;
0104 };
0105
0106 MAL0: mcmal {
0107 compatible = "ibm,mcmal-440ep", "ibm,mcmal-440gp", "ibm,mcmal";
0108 dcr-reg = <0x180 0x062>;
0109 num-tx-chans = <4>;
0110 num-rx-chans = <2>;
0111 interrupt-parent = <&MAL0>;
0112 interrupts = <0 1 2 3 4>;
0113 #interrupt-cells = <1>;
0114 #address-cells = <0>;
0115 #size-cells = <0>;
0116 interrupt-map = </*TXEOB*/ 0 &UIC0 10 4
0117 /*RXEOB*/ 1 &UIC0 11 4
0118 /*SERR*/ 2 &UIC1 0 4
0119 /*TXDE*/ 3 &UIC1 1 4
0120 /*RXDE*/ 4 &UIC1 2 4>;
0121 };
0122
0123 POB0: opb {
0124 compatible = "ibm,opb-440ep", "ibm,opb-440gp", "ibm,opb";
0125 #address-cells = <1>;
0126 #size-cells = <1>;
0127 /* Bamboo is oddball in the 44x world and doesn't use the ERPN
0128 * bits.
0129 */
0130 ranges = <0x00000000 0 0x00000000 0x80000000
0131 0x80000000 0 0x80000000 0x80000000>;
0132 interrupt-parent = <&UIC1>;
0133 interrupts = <7 4>;
0134 clock-frequency = <0>; /* Filled in by zImage */
0135
0136 EBC0: ebc {
0137 compatible = "ibm,ebc-440ep", "ibm,ebc-440gp", "ibm,ebc";
0138 dcr-reg = <0x012 2>;
0139 #address-cells = <2>;
0140 #size-cells = <1>;
0141 clock-frequency = <0>; /* Filled in by zImage */
0142 interrupts = <5 1>;
0143 interrupt-parent = <&UIC1>;
0144 };
0145
0146 UART0: serial@ef600300 {
0147 device_type = "serial";
0148 compatible = "ns16550";
0149 reg = <0xef600300 8>;
0150 virtual-reg = <0xef600300>;
0151 clock-frequency = <0>; /* Filled in by zImage */
0152 current-speed = <0x1c200>;
0153 interrupt-parent = <&UIC0>;
0154 interrupts = <0 4>;
0155 };
0156
0157 UART1: serial@ef600400 {
0158 device_type = "serial";
0159 compatible = "ns16550";
0160 reg = <0xef600400 8>;
0161 virtual-reg = <0xef600400>;
0162 clock-frequency = <0>;
0163 current-speed = <0>;
0164 interrupt-parent = <&UIC0>;
0165 interrupts = <1 4>;
0166 };
0167
0168 UART2: serial@ef600500 {
0169 device_type = "serial";
0170 compatible = "ns16550";
0171 reg = <0xef600500 8>;
0172 virtual-reg = <0xef600500>;
0173 clock-frequency = <0>;
0174 current-speed = <0>;
0175 interrupt-parent = <&UIC0>;
0176 interrupts = <3 4>;
0177 };
0178
0179 UART3: serial@ef600600 {
0180 device_type = "serial";
0181 compatible = "ns16550";
0182 reg = <0xef600600 8>;
0183 virtual-reg = <0xef600600>;
0184 clock-frequency = <0>;
0185 current-speed = <0>;
0186 interrupt-parent = <&UIC0>;
0187 interrupts = <4 4>;
0188 };
0189
0190 IIC0: i2c@ef600700 {
0191 #address-cells = <1>;
0192 #size-cells = <0>;
0193 compatible = "ibm,iic-440ep", "ibm,iic-440gp", "ibm,iic";
0194 index = <0>;
0195 reg = <0xef600700 0x14>;
0196 interrupt-parent = <&UIC0>;
0197 interrupts = <2 4>;
0198 rtc@68 {
0199 compatible = "st,m41t80";
0200 reg = <0x68>;
0201 };
0202 };
0203
0204 IIC1: i2c@ef600800 {
0205 compatible = "ibm,iic-440ep", "ibm,iic-440gp", "ibm,iic";
0206 index = <5>;
0207 reg = <0xef600800 0x14>;
0208 interrupt-parent = <&UIC0>;
0209 interrupts = <7 4>;
0210 };
0211
0212 ZMII0: emac-zmii@ef600d00 {
0213 compatible = "ibm,zmii-440ep", "ibm,zmii-440gp", "ibm,zmii";
0214 reg = <0xef600d00 0xc>;
0215 };
0216
0217 EMAC0: ethernet@ef600e00 {
0218 linux,network-index = <0>;
0219 device_type = "network";
0220 compatible = "ibm,emac-440ep", "ibm,emac-440gp", "ibm,emac";
0221 interrupt-parent = <&UIC1>;
0222 interrupts = <0x1c 4 0x1d 4>;
0223 reg = <0xef600e00 0x70>;
0224 local-mac-address = [000000000000];
0225 mal-device = <&MAL0>;
0226 mal-tx-channel = <0 1>;
0227 mal-rx-channel = <0>;
0228 cell-index = <0>;
0229 max-frame-size = <0x5dc>;
0230 rx-fifo-size = <0x1000>;
0231 tx-fifo-size = <0x800>;
0232 phy-mode = "rmii";
0233 phy-map = <00000000>;
0234 zmii-device = <&ZMII0>;
0235 zmii-channel = <0>;
0236 };
0237
0238 EMAC1: ethernet@ef600f00 {
0239 linux,network-index = <1>;
0240 device_type = "network";
0241 compatible = "ibm,emac-440ep", "ibm,emac-440gp", "ibm,emac";
0242 interrupt-parent = <&UIC1>;
0243 interrupts = <0x1e 4 0x1f 4>;
0244 reg = <0xef600f00 0x70>;
0245 local-mac-address = [000000000000];
0246 mal-device = <&MAL0>;
0247 mal-tx-channel = <2 3>;
0248 mal-rx-channel = <1>;
0249 cell-index = <1>;
0250 max-frame-size = <0x5dc>;
0251 rx-fifo-size = <0x1000>;
0252 tx-fifo-size = <0x800>;
0253 phy-mode = "rmii";
0254 phy-map = <00000000>;
0255 zmii-device = <&ZMII0>;
0256 zmii-channel = <1>;
0257 };
0258 usb@ef601000 {
0259 compatible = "ohci-be";
0260 reg = <0xef601000 0x80>;
0261 interrupts = <8 4 9 4>;
0262 interrupt-parent = <&UIC1>;
0263 };
0264 };
0265
0266 PCI0: pci@ec000000 {
0267 device_type = "pci";
0268 #interrupt-cells = <1>;
0269 #size-cells = <2>;
0270 #address-cells = <3>;
0271 compatible = "ibm,plb440ep-pci", "ibm,plb-pci";
0272 primary;
0273 reg = <0 0xeec00000 8 /* Config space access */
0274 0 0xeed00000 4 /* IACK */
0275 0 0xeed00000 4 /* Special cycle */
0276 0 0xef400000 0x40>; /* Internal registers */
0277
0278 /* Outbound ranges, one memory and one IO,
0279 * later cannot be changed. Chip supports a second
0280 * IO range but we don't use it for now
0281 */
0282 ranges = <0x02000000 0 0xa0000000 0 0xa0000000 0 0x20000000
0283 0x01000000 0 0x00000000 0 0xe8000000 0 0x00010000>;
0284
0285 /* Inbound 2GB range starting at 0 */
0286 dma-ranges = <0x42000000 0 0 0 0 0 0x80000000>;
0287 };
0288 };
0289
0290 chosen {
0291 stdout-path = "/plb/opb/serial@ef600300";
0292 };
0293 };
