| blob | 8278068c802c8c0926377a9adfaefdfc401e1937 |
1 /*
2 * Device Tree Source for IBM/AMCC Taishan
3 *
4 * Copyright 2007 IBM Corp.
5 * Hugh Blemings <hugh@au.ibm.com> based off code by
6 * Josh Boyer <jwboyer@linux.vnet.ibm.com>, David Gibson <dwg@au1.ibm.com>
7 *
8 * This file is licensed under the terms of the GNU General Public
9 * License version 2. This program is licensed "as is" without
10 * any warranty of any kind, whether express or implied.
11 */
13 / {
14 #address-cells = <2>;
15 #size-cells = <1>;
16 model = "amcc,taishan";
17 compatible = "amcc,taishan";
18 dcr-parent = <&/cpus/cpu@0>;
20 aliases {
21 ethernet0 = &EMAC2;
22 ethernet1 = &EMAC3;
23 serial0 = &UART0;
24 serial1 = &UART1;
25 };
27 cpus {
28 #address-cells = <1>;
29 #size-cells = <0>;
31 cpu@0 {
32 device_type = "cpu";
33 model = "PowerPC,440GX";
34 reg = <0>;
35 clock-frequency = <2FAF0800>; // 800MHz
36 timebase-frequency = <0>; // Filled in by zImage
37 i-cache-line-size = <32>;
38 d-cache-line-size = <32>;
39 i-cache-size = <8000>; /* 32 kB */
40 d-cache-size = <8000>; /* 32 kB */
41 dcr-controller;
42 dcr-access-method = "native";
43 };
44 };
46 memory {
47 device_type = "memory";
48 reg = <0 0 0>; // Filled in by zImage
49 };
52 UICB0: interrupt-controller-base {
53 compatible = "ibm,uic-440gx", "ibm,uic";
54 interrupt-controller;
55 cell-index = <3>;
56 dcr-reg = <200 009>;
57 #address-cells = <0>;
58 #size-cells = <0>;
59 #interrupt-cells = <2>;
60 };
63 UIC0: interrupt-controller0 {
64 compatible = "ibm,uic-440gx", "ibm,uic";
65 interrupt-controller;
66 cell-index = <0>;
67 dcr-reg = <0c0 009>;
68 #address-cells = <0>;
69 #size-cells = <0>;
70 #interrupt-cells = <2>;
71 interrupts = <01 4 00 4>; /* cascade - first non-critical */
72 interrupt-parent = <&UICB0>;
74 };
76 UIC1: interrupt-controller1 {
77 compatible = "ibm,uic-440gx", "ibm,uic";
78 interrupt-controller;
79 cell-index = <1>;
80 dcr-reg = <0d0 009>;
81 #address-cells = <0>;
82 #size-cells = <0>;
83 #interrupt-cells = <2>;
84 interrupts = <03 4 02 4>; /* cascade */
85 interrupt-parent = <&UICB0>;
86 };
88 UIC2: interrupt-controller2 {
89 compatible = "ibm,uic-440gx", "ibm,uic";
90 interrupt-controller;
91 cell-index = <2>; /* was 1 */
92 dcr-reg = <210 009>;
93 #address-cells = <0>;
94 #size-cells = <0>;
95 #interrupt-cells = <2>;
96 interrupts = <05 4 04 4>; /* cascade */
97 interrupt-parent = <&UICB0>;
98 };
101 CPC0: cpc {
102 compatible = "ibm,cpc-440gp";
103 dcr-reg = <0b0 003 0e0 010>;
104 // FIXME: anything else?
105 };
107 plb {
108 compatible = "ibm,plb-440gx", "ibm,plb4";
109 #address-cells = <2>;
110 #size-cells = <1>;
111 ranges;
112 clock-frequency = <9896800>; // 160MHz
114 SDRAM0: memory-controller {
115 compatible = "ibm,sdram-440gp";
116 dcr-reg = <010 2>;
117 // FIXME: anything else?
118 };
120 SRAM0: sram {
121 compatible = "ibm,sram-440gp";
122 dcr-reg = <020 8 00a 1>;
123 };
125 DMA0: dma {
126 // FIXME: ???
127 compatible = "ibm,dma-440gp";
128 dcr-reg = <100 027>;
129 };
131 MAL0: mcmal {
132 compatible = "ibm,mcmal-440gx", "ibm,mcmal2";
133 dcr-reg = <180 62>;
134 num-tx-chans = <4>;
135 num-rx-chans = <4>;
136 interrupt-parent = <&MAL0>;
137 interrupts = <0 1 2 3 4>;
138 #interrupt-cells = <1>;
139 #address-cells = <0>;
140 #size-cells = <0>;
141 interrupt-map = </*TXEOB*/ 0 &UIC0 a 4
142 /*RXEOB*/ 1 &UIC0 b 4
143 /*SERR*/ 2 &UIC1 0 4
144 /*TXDE*/ 3 &UIC1 1 4
145 /*RXDE*/ 4 &UIC1 2 4>;
146 interrupt-map-mask = <ffffffff>;
147 };
149 POB0: opb {
150 compatible = "ibm,opb-440gx", "ibm,opb";
151 #address-cells = <1>;
152 #size-cells = <1>;
153 /* Wish there was a nicer way of specifying a full 32-bit
154 range */
155 ranges = <00000000 1 00000000 80000000
156 80000000 1 80000000 80000000>;
157 dcr-reg = <090 00b>;
158 interrupt-parent = <&UIC1>;
159 interrupts = <7 4>;
160 clock-frequency = <4C4B400>; // 80MHz
163 EBC0: ebc {
164 compatible = "ibm,ebc-440gx", "ibm,ebc";
165 dcr-reg = <012 2>;
166 #address-cells = <2>;
167 #size-cells = <1>;
168 clock-frequency = <4C4B400>; // 80MHz
170 /* ranges property is supplied by zImage
171 * based on firmware's configuration of the
172 * EBC bridge */
174 interrupts = <5 4>;
175 interrupt-parent = <&UIC1>;
177 /* TODO: Add other EBC devices */
178 };
182 UART0: serial@40000200 {
183 device_type = "serial";
184 compatible = "ns16550";
185 reg = <40000200 8>;
186 virtual-reg = <e0000200>;
187 clock-frequency = <A8C000>;
188 current-speed = <1C200>; /* 115200 */
189 interrupt-parent = <&UIC0>;
190 interrupts = <0 4>;
191 };
193 UART1: serial@40000300 {
194 device_type = "serial";
195 compatible = "ns16550";
196 reg = <40000300 8>;
197 virtual-reg = <e0000300>;
198 clock-frequency = <A8C000>;
199 current-speed = <1C200>; /* 115200 */
200 interrupt-parent = <&UIC0>;
201 interrupts = <1 4>;
202 };
204 IIC0: i2c@40000400 {
205 /* FIXME */
206 compatible = "ibm,iic-440gp", "ibm,iic";
207 reg = <40000400 14>;
208 interrupt-parent = <&UIC0>;
209 interrupts = <2 4>;
210 };
211 IIC1: i2c@40000500 {
212 /* FIXME */
213 compatible = "ibm,iic-440gp", "ibm,iic";
214 reg = <40000500 14>;
215 interrupt-parent = <&UIC0>;
216 interrupts = <3 4>;
217 };
219 GPIO0: gpio@40000700 {
220 /* FIXME */
221 compatible = "ibm,gpio-440gp";
222 reg = <40000700 20>;
223 };
225 ZMII0: emac-zmii@40000780 {
226 compatible = "ibm,zmii-440gx", "ibm,zmii";
227 reg = <40000780 c>;
228 };
230 RGMII0: emac-rgmii@40000790 {
231 compatible = "ibm,rgmii";
232 reg = <40000790 8>;
233 };
236 EMAC0: ethernet@40000800 {
237 unused = <1>;
238 linux,network-index = <2>;
239 device_type = "network";
240 compatible = "ibm,emac-440gx", "ibm,emac4";
241 interrupt-parent = <&UIC1>;
242 interrupts = <1c 4 1d 4>;
243 reg = <40000800 70>;
244 local-mac-address = [000000000000]; // Filled in by zImage
245 mal-device = <&MAL0>;
246 mal-tx-channel = <0>;
247 mal-rx-channel = <0>;
248 cell-index = <0>;
249 max-frame-size = <5dc>;
250 rx-fifo-size = <1000>;
251 tx-fifo-size = <800>;
252 phy-mode = "rmii";
253 phy-map = <00000001>;
254 zmii-device = <&ZMII0>;
255 zmii-channel = <0>;
256 };
257 EMAC1: ethernet@40000900 {
258 unused = <1>;
259 linux,network-index = <3>;
260 device_type = "network";
261 compatible = "ibm,emac-440gx", "ibm,emac4";
262 interrupt-parent = <&UIC1>;
263 interrupts = <1e 4 1f 4>;
264 reg = <40000900 70>;
265 local-mac-address = [000000000000]; // Filled in by zImage
266 mal-device = <&MAL0>;
267 mal-tx-channel = <1>;
268 mal-rx-channel = <1>;
269 cell-index = <1>;
270 max-frame-size = <5dc>;
271 rx-fifo-size = <1000>;
272 tx-fifo-size = <800>;
273 phy-mode = "rmii";
274 phy-map = <00000001>;
275 zmii-device = <&ZMII0>;
276 zmii-channel = <1>;
277 };
279 EMAC2: ethernet@40000c00 {
280 linux,network-index = <0>;
281 device_type = "network";
282 compatible = "ibm,emac-440gx", "ibm,emac4";
283 interrupt-parent = <&UIC2>;
284 interrupts = <0 4 1 4>;
285 reg = <40000c00 70>;
286 local-mac-address = [000000000000]; // Filled in by zImage
287 mal-device = <&MAL0>;
288 mal-tx-channel = <2>;
289 mal-rx-channel = <2>;
290 cell-index = <2>;
291 max-frame-size = <5dc>;
292 rx-fifo-size = <1000>;
293 tx-fifo-size = <800>;
294 phy-mode = "rgmii";
295 phy-map = <00000001>;
296 rgmii-device = <&RGMII0>;
297 rgmii-channel = <0>;
298 zmii-device = <&ZMII0>;
299 zmii-channel = <2>;
300 };
302 EMAC3: ethernet@40000e00 {
303 linux,network-index = <1>;
304 device_type = "network";
305 compatible = "ibm,emac-440gx", "ibm,emac4";
306 interrupt-parent = <&UIC2>;
307 interrupts = <2 4 3 4>;
308 reg = <40000e00 70>;
309 local-mac-address = [000000000000]; // Filled in by zImage
310 mal-device = <&MAL0>;
311 mal-tx-channel = <3>;
312 mal-rx-channel = <3>;
313 cell-index = <3>;
314 max-frame-size = <5dc>;
315 rx-fifo-size = <1000>;
316 tx-fifo-size = <800>;
317 phy-mode = "rgmii";
318 phy-map = <00000003>;
319 rgmii-device = <&RGMII0>;
320 rgmii-channel = <1>;
321 zmii-device = <&ZMII0>;
322 zmii-channel = <3>;
323 };
326 GPT0: gpt@40000a00 {
327 /* FIXME */
328 reg = <40000a00 d4>;
329 interrupt-parent = <&UIC0>;
330 interrupts = <12 4 13 4 14 4 15 4 16 4>;
331 };
333 };
335 PCIX0: pci@20ec00000 {
336 device_type = "pci";
337 #interrupt-cells = <1>;
338 #size-cells = <2>;
339 #address-cells = <3>;
340 compatible = "ibm,plb440gp-pcix", "ibm,plb-pcix";
341 primary;
342 large-inbound-windows;
343 enable-msi-hole;
344 reg = <2 0ec00000 8 /* Config space access */
345 0 0 0 /* no IACK cycles */
346 2 0ed00000 4 /* Special cycles */
347 2 0ec80000 100 /* Internal registers */
348 2 0ec80100 fc>; /* Internal messaging registers */
350 /* Outbound ranges, one memory and one IO,
351 * later cannot be changed
352 */
353 ranges = <02000000 0 80000000 00000003 80000000 0 80000000
354 01000000 0 00000000 00000002 08000000 0 00010000>;
356 /* Inbound 2GB range starting at 0 */
357 dma-ranges = <42000000 0 0 0 0 0 80000000>;
359 interrupt-map-mask = <f800 0 0 7>;
360 interrupt-map = <
361 /* IDSEL 1 */
362 0800 0 0 1 &UIC0 17 8
363 0800 0 0 2 &UIC0 18 8
364 0800 0 0 3 &UIC0 19 8
365 0800 0 0 4 &UIC0 1a 8
367 /* IDSEL 2 */
368 1000 0 0 1 &UIC0 18 8
369 1000 0 0 2 &UIC0 19 8
370 1000 0 0 3 &UIC0 1a 8
371 1000 0 0 4 &UIC0 17 8
372 >;
373 };
374 };
376 chosen {
377 linux,stdout-path = "/plb/opb/serial@40000300";
378 };
379 };