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1.1 root 1: /*
2: * Device Tree Source for AMCC Bamboo
3: *
4: * Copyright (c) 2006, 2007 IBM Corp.
5: * Josh Boyer <[email protected]>
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:
1.1.1.2 ! root 12: /dts-v1/;
! 13:
1.1 root 14: / {
15: #address-cells = <2>;
16: #size-cells = <1>;
17: model = "amcc,bamboo";
18: compatible = "amcc,bamboo";
1.1.1.2 ! root 19: dcr-parent = <&{/cpus/cpu@0}>;
1.1 root 20:
21: aliases {
22: serial0 = &UART0;
23: serial1 = &UART1;
24: };
25:
26: cpus {
27: #address-cells = <1>;
28: #size-cells = <0>;
29:
30: cpu@0 {
31: device_type = "cpu";
32: model = "PowerPC,440EP";
33: reg = <0>;
1.1.1.2 ! root 34: clock-frequency = <0x1fca0550>;
! 35: timebase-frequency = <0x017d7840>;
! 36: i-cache-line-size = <0x20>;
! 37: d-cache-line-size = <0x20>;
! 38: i-cache-size = <0x8000>;
! 39: d-cache-size = <0x8000>;
1.1 root 40: dcr-controller;
41: dcr-access-method = "native";
42: };
43: };
44:
45: memory {
46: device_type = "memory";
1.1.1.2 ! root 47: reg = <0x0 0x0 0x9000000>;
1.1 root 48: };
49:
50: UIC0: interrupt-controller0 {
51: compatible = "ibm,uic-440ep","ibm,uic";
52: interrupt-controller;
1.1.1.2 ! root 53: cell-index = <0x0>;
! 54: dcr-reg = <0x0c0 0x009>;
! 55: #address-cells = <0x0>;
! 56: #size-cells = <0x0>;
! 57: #interrupt-cells = <0x2>;
1.1 root 58: };
59:
60: SDR0: sdr {
61: compatible = "ibm,sdr-440ep";
1.1.1.2 ! root 62: dcr-reg = <0x00e 0x002>;
1.1 root 63: };
64:
65: CPR0: cpr {
66: compatible = "ibm,cpr-440ep";
1.1.1.2 ! root 67: dcr-reg = <0x00c 0x002>;
1.1 root 68: };
69:
70: plb {
71: compatible = "ibm,plb-440ep", "ibm,plb-440gp", "ibm,plb4";
72: #address-cells = <2>;
73: #size-cells = <1>;
74: ranges;
1.1.1.2 ! root 75: clock-frequency = <0x07f28154>;
1.1 root 76:
77: SDRAM0: sdram {
78: compatible = "ibm,sdram-440ep", "ibm,sdram-405gp";
1.1.1.2 ! root 79: dcr-reg = <0x010 0x2>;
1.1 root 80: };
81:
82: DMA0: dma {
83: compatible = "ibm,dma-440ep", "ibm,dma-440gp";
1.1.1.2 ! root 84: dcr-reg = <0x100 0x027>;
1.1 root 85: };
86:
87: POB0: opb {
88: compatible = "ibm,opb-440ep", "ibm,opb-440gp", "ibm,opb";
89: #address-cells = <1>;
90: #size-cells = <1>;
91: /* Bamboo is oddball in the 44x world and doesn't use the ERPN
92: * bits.
93: */
1.1.1.2 ! root 94: ranges = <0x00000000 0x0 0x00000000 0x80000000
! 95: 0x80000000 0x0 0x80000000 0x80000000>;
1.1 root 96: /* interrupt-parent = <&UIC1>; */
97: interrupts = <7 4>;
1.1.1.2 ! root 98: clock-frequency = <0x03f940aa>;
1.1 root 99:
100: EBC0: ebc {
101: compatible = "ibm,ebc-440ep", "ibm,ebc-440gp", "ibm,ebc";
1.1.1.2 ! root 102: dcr-reg = <0x012 2>;
1.1 root 103: #address-cells = <2>;
104: #size-cells = <1>;
1.1.1.2 ! root 105: clock-frequency = <0x03f940aa>;
1.1 root 106: interrupts = <5 1>;
107: /* interrupt-parent = <&UIC1>; */
108: };
109:
110: UART0: serial@ef600300 {
111: device_type = "serial";
112: compatible = "ns16550";
1.1.1.2 ! root 113: reg = <0xef600300 8>;
! 114: virtual-reg = <0xef600300>;
! 115: clock-frequency = <0x00a8c000>;
! 116: current-speed = <0x1c200>;
1.1 root 117: interrupt-parent = <&UIC0>;
118: interrupts = <0 4>;
119: };
120:
121: UART1: serial@ef600400 {
122: device_type = "serial";
123: compatible = "ns16550";
1.1.1.2 ! root 124: reg = <0xef600400 8>;
! 125: virtual-reg = <0xef600400>;
! 126: clock-frequency = <0x00a8c000>;
1.1 root 127: current-speed = <0>;
128: interrupt-parent = <&UIC0>;
129: interrupts = <1 4>;
130: };
131:
132: IIC0: i2c@ef600700 {
133: device_type = "i2c";
134: compatible = "ibm,iic-440ep", "ibm,iic-440gp", "ibm,iic";
1.1.1.2 ! root 135: reg = <0xef600700 0x14>;
1.1 root 136: interrupt-parent = <&UIC0>;
137: interrupts = <2 4>;
138: };
139:
140: IIC1: i2c@ef600800 {
141: device_type = "i2c";
142: compatible = "ibm,iic-440ep", "ibm,iic-440gp", "ibm,iic";
1.1.1.2 ! root 143: reg = <0xef600800 14>;
1.1 root 144: interrupt-parent = <&UIC0>;
145: interrupts = <7 4>;
146: };
147:
148: ZMII0: emac-zmii@ef600d00 {
149: device_type = "zmii-interface";
150: compatible = "ibm,zmii-440ep", "ibm,zmii-440gp", "ibm,zmii";
1.1.1.2 ! root 151: reg = <0xef600d00 0xc>;
1.1 root 152: };
153:
154: };
155:
156: PCI0: pci@ec000000 {
157: device_type = "pci";
158: #interrupt-cells = <1>;
159: #size-cells = <2>;
160: #address-cells = <3>;
161: compatible = "ibm,plb440ep-pci", "ibm,plb-pci";
162: primary;
1.1.1.2 ! root 163: reg = <0 0xeec00000 8 /* Config space access */
! 164: 0 0xeed00000 4 /* IACK */
! 165: 0 0xeed00000 4 /* Special cycle */
! 166: 0 0xef400000 0x40>; /* Internal registers */
1.1 root 167:
168: /* Outbound ranges, one memory and one IO,
169: * later cannot be changed. Chip supports a second
170: * IO range but we don't use it for now
171: */
1.1.1.2 ! root 172: ranges = <0x02000000 0 0xa0000000 0 0xa0000000 0 0x20000000
! 173: 0x01000000 0 0x00000000 0 0xe8000000 0 0x00010000>;
1.1 root 174:
175: /* Inbound 2GB range starting at 0 */
1.1.1.2 ! root 176: dma-ranges = <0x42000000 0 0 0 0 0 0x80000000>;
1.1 root 177:
178: /* Bamboo has all 4 IRQ pins tied together per slot */
1.1.1.2 ! root 179: interrupt-map-mask = <0xf800 0 0 0>;
1.1 root 180: interrupt-map = <
181: /* IDSEL 1 */
1.1.1.2 ! root 182: 0x0800 0 0 0 &UIC0 0x1c 8
1.1 root 183:
184: /* IDSEL 2 */
1.1.1.2 ! root 185: 0x1000 0 0 0 &UIC0 0x1b 8
1.1 root 186:
187: /* IDSEL 3 */
1.1.1.2 ! root 188: 0x1800 0 0 0 &UIC0 0x1a 8
1.1 root 189:
190: /* IDSEL 4 */
1.1.1.2 ! root 191: 0x2000 0 0 0 &UIC0 0x19 8
1.1 root 192: >;
193: };
194:
195: };
196:
197: chosen {
198: linux,stdout-path = "/plb/opb/serial@ef600300";
199: };
200: };
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