1 /*
2 * Device Tree Source for AMCC Redwood(460SX)
3 *
4 * Copyright 2008 AMCC <tmarri@amcc.com>
5 *
6 * This file is licensed under the terms of the GNU General Public
7 * License version 2. This program is licensed "as is" without
8 * any warranty of any kind, whether express or implied.
9 */
10
11 /dts-v1/;
12
13 / {
14 #address-cells = <2>;
15 #size-cells = <1>;
16 model = "amcc,redwood";
17 compatible = "amcc,redwood";
18 dcr-parent = <&{/cpus/cpu@0}>;
19
20 aliases {
21 ethernet0 = &EMAC0;
22 serial0 = &UART0;
23 };
24
25 cpus {
26 #address-cells = <1>;
27 #size-cells = <0>;
28
29 cpu@0 {
30 device_type = "cpu";
31 model = "PowerPC,460SX";
32 reg = <0x00000000>;
33 clock-frequency = <0>; /* Filled in by U-Boot */
34 timebase-frequency = <0>; /* Filled in by U-Boot */
35 i-cache-line-size = <32>;
36 d-cache-line-size = <32>;
37 i-cache-size = <32768>;
38 d-cache-size = <32768>;
39 dcr-controller;
40 dcr-access-method = "native";
41 };
42 };
43
44 memory {
45 device_type = "memory";
46 reg = <0x00000000 0x00000000 0x00000000>; /* Filled in by U-Boot */
47 };
48
49 UIC0: interrupt-controller0 {
50 compatible = "ibm,uic-460sx","ibm,uic";
51 interrupt-controller;
52 cell-index = <0>;
53 dcr-reg = <0x0c0 0x009>;
54 #address-cells = <0>;
55 #size-cells = <0>;
56 #interrupt-cells = <2>;
57 };
58
59 UIC1: interrupt-controller1 {
60 compatible = "ibm,uic-460sx","ibm,uic";
61 interrupt-controller;
62 cell-index = <1>;
63 dcr-reg = <0x0d0 0x009>;
64 #address-cells = <0>;
65 #size-cells = <0>;
66 #interrupt-cells = <2>;
67 interrupts = <0x1e 0x4 0x1f 0x4>; /* cascade */
68 interrupt-parent = <&UIC0>;
69 };
70
71 UIC2: interrupt-controller2 {
72 compatible = "ibm,uic-460sx","ibm,uic";
73 interrupt-controller;
74 cell-index = <2>;
75 dcr-reg = <0x0e0 0x009>;
76 #address-cells = <0>;
77 #size-cells = <0>;
78 #interrupt-cells = <2>;
79 interrupts = <0xa 0x4 0xb 0x4>; /* cascade */
80 interrupt-parent = <&UIC0>;
81 };
82
83 UIC3: interrupt-controller3 {
84 compatible = "ibm,uic-460sx","ibm,uic";
85 interrupt-controller;
86 cell-index = <3>;
87 dcr-reg = <0x0f0 0x009>;
88 #address-cells = <0>;
89 #size-cells = <0>;
90 #interrupt-cells = <2>;
91 interrupts = <0x10 0x4 0x11 0x4>; /* cascade */
92 interrupt-parent = <&UIC0>;
93 };
94
95 SDR0: sdr {
96 compatible = "ibm,sdr-460sx";
97 dcr-reg = <0x00e 0x002>;
98 };
99
100 CPR0: cpr {
101 compatible = "ibm,cpr-460sx";
102 dcr-reg = <0x00c 0x002>;
103 };
104
105 plb {
106 compatible = "ibm,plb-460sx", "ibm,plb4";
107 #address-cells = <2>;
108 #size-cells = <1>;
109 ranges;
110 clock-frequency = <0>; /* Filled in by U-Boot */
111
112 SDRAM0: sdram {
113 compatible = "ibm,sdram-460sx", "ibm,sdram-405gp";
114 dcr-reg = <0x010 0x002>;
115 };
116
117 MAL0: mcmal {
118 compatible = "ibm,mcmal-460sx", "ibm,mcmal2";
119 dcr-reg = <0x180 0x62>;
120 num-tx-chans = <4>;
121 num-rx-chans = <32>;
122 #address-cells = <1>;
123 #size-cells = <1>;
124 interrupt-parent = <&UIC1>;
125 interrupts = < /*TXEOB*/ 0x6 0x4
126 /*RXEOB*/ 0x7 0x4
127 /*SERR*/ 0x1 0x4
128 /*TXDE*/ 0x2 0x4
129 /*RXDE*/ 0x3 0x4
130 /*COAL TX0*/ 0x18 0x2
131 /*COAL TX1*/ 0x19 0x2
132 /*COAL TX2*/ 0x1a 0x2
133 /*COAL TX3*/ 0x1b 0x2
134 /*COAL RX0*/ 0x1c 0x2
135 /*COAL RX1*/ 0x1d 0x2
136 /*COAL RX2*/ 0x1e 0x2
137 /*COAL RX3*/ 0x1f 0x2>;
138 };
139
140 POB0: opb {
141 compatible = "ibm,opb-460sx", "ibm,opb";
142 #address-cells = <1>;
143 #size-cells = <1>;
144 ranges = <0xb0000000 0x00000004 0xb0000000 0x50000000>;
145 clock-frequency = <0>; /* Filled in by U-Boot */
146
147 EBC0: ebc {
148 compatible = "ibm,ebc-460sx", "ibm,ebc";
149 dcr-reg = <0x012 0x002>;
150 #address-cells = <2>;
151 #size-cells = <1>;
152 clock-frequency = <0>; /* Filled in by U-Boot */
153 /* ranges property is supplied by U-Boot */
154 interrupts = <0x6 0x4>;
155 interrupt-parent = <&UIC1>;
156
157 nor_flash@0,0 {
158 compatible = "amd,s29gl512n", "cfi-flash";
159 bank-width = <2>;
160 reg = <0x0000000 0x00000000 0x04000000>;
161 #address-cells = <1>;
162 #size-cells = <1>;
163 partition@0 {
164 label = "kernel";
165 reg = <0x00000000 0x001e0000>;
166 };
167 partition@1e0000 {
168 label = "dtb";
169 reg = <0x001e0000 0x00020000>;
170 };
171 partition@200000 {
172 label = "ramdisk";
173 reg = <0x00200000 0x01400000>;
174 };
175 partition@1600000 {
176 label = "jffs2";
177 reg = <0x01600000 0x00400000>;
178 };
179 partition@1a00000 {
180 label = "user";
181 reg = <0x01a00000 0x02560000>;
182 };
183 partition@3f60000 {
184 label = "env";
185 reg = <0x03f60000 0x00040000>;
186 };
187 partition@3fa0000 {
188 label = "u-boot";
189 reg = <0x03fa0000 0x00060000>;
190 };
191 };
192 };
193
194 UART0: serial@ef600200 {
195 device_type = "serial";
196 compatible = "ns16550";
197 reg = <0xef600200 0x00000008>;
198 virtual-reg = <0xef600200>;
199 clock-frequency = <0>; /* Filled in by U-Boot */
200 current-speed = <0>; /* Filled in by U-Boot */
201 interrupt-parent = <&UIC0>;
202 interrupts = <0x0 0x4>;
203 };
204
205 RGMII0: emac-rgmii@ef600900 {
206 compatible = "ibm,rgmii-460sx", "ibm,rgmii";
207 reg = <0xef600900 0x00000008>;
208 };
209
210 EMAC0: ethernet@ef600a00 {
211 device_type = "network";
212 compatible = "ibm,emac-460sx", "ibm,emac4";
213 interrupt-parent = <&EMAC0>;
214 interrupts = <0x0 0x1>;
215 #interrupt-cells = <1>;
216 #address-cells = <0>;
217 #size-cells = <0>;
218 interrupt-map = </*Status*/ 0x0 &UIC0 0x13 0x4
219 /*Wake*/ 0x1 &UIC2 0x1d 0x4>;
220 reg = <0xef600a00 0x00000070>;
221 local-mac-address = [000000000000]; /* Filled in by U-Boot */
222 mal-device = <&MAL0>;
223 mal-tx-channel = <0>;
224 mal-rx-channel = <0>;
225 cell-index = <0>;
226 max-frame-size = <9000>;
227 rx-fifo-size = <4096>;
228 tx-fifo-size = <2048>;
229 rx-fifo-size-gige = <16384>;
230 phy-mode = "rgmii";
231 phy-map = <0x00000000>;
232 rgmii-device = <&RGMII0>;
233 rgmii-channel = <0>;
234 has-inverted-stacr-oc;
235 has-new-stacr-staopc;
236 };
237 };
238 PCIE0: pcie@d00000000 {
239 device_type = "pci";
240 #interrupt-cells = <1>;
241 #size-cells = <2>;
242 #address-cells = <3>;
243 compatible = "ibm,plb-pciex-460sx", "ibm,plb-pciex";
244 primary;
245 port = <0x0>; /* port number */
246 reg = <0x0000000d 0x00000000 0x20000000 /* Config space access */
247 0x0000000c 0x10000000 0x00001000>; /* Registers */
248 dcr-reg = <0x100 0x020>;
249 sdr-base = <0x300>;
250
251 /* Outbound ranges, one memory and one IO,
252 * later cannot be changed
253 */
254 ranges = <0x02000000 0x00000000 0x80000000 0x0000000e 0x00000000 0x00000000 0x80000000
255 0x01000000 0x00000000 0x00000000 0x0000000f 0x80000000 0x00000000 0x00010000>;
256
257 /* Inbound 2GB range starting at 0 */
258 dma-ranges = <0x42000000 0x0 0x0 0x0 0x0 0x0 0x80000000>;
259
260 /* This drives busses 10 to 0x1f */
261 bus-range = <0x10 0x1f>;
262
263 /* Legacy interrupts (note the weird polarity, the bridge seems
264 * to invert PCIe legacy interrupts).
265 * We are de-swizzling here because the numbers are actually for
266 * port of the root complex virtual P2P bridge. But I want
267 * to avoid putting a node for it in the tree, so the numbers
268 * below are basically de-swizzled numbers.
269 * The real slot is on idsel 0, so the swizzling is 1:1
270 */
271 interrupt-map-mask = <0x0 0x0 0x0 0x7>;
272 interrupt-map = <
273 0x0 0x0 0x0 0x1 &UIC3 0x0 0x4 /* swizzled int A */
274 0x0 0x0 0x0 0x2 &UIC3 0x1 0x4 /* swizzled int B */
275 0x0 0x0 0x0 0x3 &UIC3 0x2 0x4 /* swizzled int C */
276 0x0 0x0 0x0 0x4 &UIC3 0x3 0x4 /* swizzled int D */>;
277 };
278
279 PCIE1: pcie@d20000000 {
280 device_type = "pci";
281 #interrupt-cells = <1>;
282 #size-cells = <2>;
283 #address-cells = <3>;
284 compatible = "ibm,plb-pciex-460sx", "ibm,plb-pciex";
285 primary;
286 port = <0x1>; /* port number */
287 reg = <0x0000000d 0x20000000 0x20000000 /* Config space access */
288 0x0000000c 0x10001000 0x00001000>; /* Registers */
289 dcr-reg = <0x120 0x020>;
290 sdr-base = <0x340>;
291
292 /* Outbound ranges, one memory and one IO,
293 * later cannot be changed
294 */
295 ranges = <0x02000000 0x00000000 0x80000000 0x0000000e 0x80000000 0x00000000 0x80000000
296 0x01000000 0x00000000 0x00000000 0x0000000f 0x80010000 0x00000000 0x00010000>;
297
298 /* Inbound 2GB range starting at 0 */
299 dma-ranges = <0x42000000 0x0 0x0 0x0 0x0 0x0 0x80000000>;
300
301 /* This drives busses 10 to 0x1f */
302 bus-range = <0x20 0x2f>;
303
304 /* Legacy interrupts (note the weird polarity, the bridge seems
305 * to invert PCIe legacy interrupts).
306 * We are de-swizzling here because the numbers are actually for
307 * port of the root complex virtual P2P bridge. But I want
308 * to avoid putting a node for it in the tree, so the numbers
309 * below are basically de-swizzled numbers.
310 * The real slot is on idsel 0, so the swizzling is 1:1
311 */
312 interrupt-map-mask = <0x0 0x0 0x0 0x7>;
313 interrupt-map = <
314 0x0 0x0 0x0 0x1 &UIC3 0x4 0x4 /* swizzled int A */
315 0x0 0x0 0x0 0x2 &UIC3 0x5 0x4 /* swizzled int B */
316 0x0 0x0 0x0 0x3 &UIC3 0x6 0x4 /* swizzled int C */
317 0x0 0x0 0x0 0x4 &UIC3 0x7 0x4 /* swizzled int D */>;
318 };
319
320 PCIE2: pcie@d40000000 {
321 device_type = "pci";
322 #interrupt-cells = <1>;
323 #size-cells = <2>;
324 #address-cells = <3>;
325 compatible = "ibm,plb-pciex-460sx", "ibm,plb-pciex";
326 primary;
327 port = <0x2>; /* port number */
328 reg = <0x0000000d 0x40000000 0x20000000 /* Config space access */
329 0x0000000c 0x10002000 0x00001000>; /* Registers */
330 dcr-reg = <0x140 0x020>;
331 sdr-base = <0x370>;
332
333 /* Outbound ranges, one memory and one IO,
334 * later cannot be changed
335 */
336 ranges = <0x02000000 0x00000000 0x80000000 0x0000000f 0x00000000 0x00000000 0x80000000
337 0x01000000 0x00000000 0x00000000 0x0000000f 0x80020000 0x00000000 0x00010000>;
338
339 /* Inbound 2GB range starting at 0 */
340 dma-ranges = <0x42000000 0x0 0x0 0x0 0x0 0x0 0x80000000>;
341
342 /* This drives busses 10 to 0x1f */
343 bus-range = <0x30 0x3f>;
344
345 /* Legacy interrupts (note the weird polarity, the bridge seems
346 * to invert PCIe legacy interrupts).
347 * We are de-swizzling here because the numbers are actually for
348 * port of the root complex virtual P2P bridge. But I want
349 * to avoid putting a node for it in the tree, so the numbers
350 * below are basically de-swizzled numbers.
351 * The real slot is on idsel 0, so the swizzling is 1:1
352 */
353 interrupt-map-mask = <0x0 0x0 0x0 0x7>;
354 interrupt-map = <
355 0x0 0x0 0x0 0x1 &UIC3 0x8 0x4 /* swizzled int A */
356 0x0 0x0 0x0 0x2 &UIC3 0x9 0x4 /* swizzled int B */
357 0x0 0x0 0x0 0x3 &UIC3 0xa 0x4 /* swizzled int C */
358 0x0 0x0 0x0 0x4 &UIC3 0xb 0x4 /* swizzled int D */>;
359 };
360
361 };
362
363
364 chosen {
365 stdout-path = "/plb/opb/serial@ef600200";
366 };
367
368 };
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