2 * Device Tree Source for IBM/AMCC Taishan
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>
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.
16 model = "amcc,taishan";
17 compatible = "amcc,taishan";
18 dcr-parent = <&/cpus/cpu@0>;
33 model = "PowerPC,440GX";
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 */
42 dcr-access-method = "native";
47 device_type = "memory";
48 reg = <0 0 0>; // Filled in by zImage
52 UICB0: interrupt-controller-base {
53 compatible = "ibm,uic-440gx", "ibm,uic";
59 #interrupt-cells = <2>;
63 UIC0: interrupt-controller0 {
64 compatible = "ibm,uic-440gx", "ibm,uic";
70 #interrupt-cells = <2>;
71 interrupts = <01 4 00 4>; /* cascade - first non-critical */
72 interrupt-parent = <&UICB0>;
76 UIC1: interrupt-controller1 {
77 compatible = "ibm,uic-440gx", "ibm,uic";
83 #interrupt-cells = <2>;
84 interrupts = <03 4 02 4>; /* cascade */
85 interrupt-parent = <&UICB0>;
88 UIC2: interrupt-controller2 {
89 compatible = "ibm,uic-440gx", "ibm,uic";
91 cell-index = <2>; /* was 1 */
95 #interrupt-cells = <2>;
96 interrupts = <05 4 04 4>; /* cascade */
97 interrupt-parent = <&UICB0>;
102 compatible = "ibm,cpc-440gp";
103 dcr-reg = <0b0 003 0e0 010>;
104 // FIXME: anything else?
108 compatible = "ibm,plb-440gx", "ibm,plb4";
109 #address-cells = <2>;
112 clock-frequency = <9896800>; // 160MHz
114 SDRAM0: memory-controller {
115 compatible = "ibm,sdram-440gp";
117 // FIXME: anything else?
121 compatible = "ibm,sram-440gp";
122 dcr-reg = <020 8 00a 1>;
127 compatible = "ibm,dma-440gp";
132 compatible = "ibm,mcmal-440gx", "ibm,mcmal2";
136 interrupt-parent = <&MAL0>;
137 interrupts = <0 1 2 3 4>;
138 #interrupt-cells = <1>;
139 #address-cells = <0>;
141 interrupt-map = </*TXEOB*/ 0 &UIC0 a 4
142 /*RXEOB*/ 1 &UIC0 b 4
145 /*RXDE*/ 4 &UIC1 2 4>;
146 interrupt-map-mask = <ffffffff>;
150 compatible = "ibm,opb-440gx", "ibm,opb";
151 #address-cells = <1>;
153 /* Wish there was a nicer way of specifying a full 32-bit
155 ranges = <00000000 1 00000000 80000000
156 80000000 1 80000000 80000000>;
158 interrupt-parent = <&UIC1>;
160 clock-frequency = <4C4B400>; // 80MHz
164 compatible = "ibm,ebc-440gx", "ibm,ebc";
166 #address-cells = <2>;
168 clock-frequency = <4C4B400>; // 80MHz
170 /* ranges property is supplied by zImage
171 * based on firmware's configuration of the
175 interrupt-parent = <&UIC1>;
177 /* TODO: Add other EBC devices */
182 UART0: serial@40000200 {
183 device_type = "serial";
184 compatible = "ns16550";
186 virtual-reg = <e0000200>;
187 clock-frequency = <A8C000>;
188 current-speed = <1C200>; /* 115200 */
189 interrupt-parent = <&UIC0>;
193 UART1: serial@40000300 {
194 device_type = "serial";
195 compatible = "ns16550";
197 virtual-reg = <e0000300>;
198 clock-frequency = <A8C000>;
199 current-speed = <1C200>; /* 115200 */
200 interrupt-parent = <&UIC0>;
206 compatible = "ibm,iic-440gp", "ibm,iic";
208 interrupt-parent = <&UIC0>;
213 compatible = "ibm,iic-440gp", "ibm,iic";
215 interrupt-parent = <&UIC0>;
219 GPIO0: gpio@40000700 {
221 compatible = "ibm,gpio-440gp";
225 ZMII0: emac-zmii@40000780 {
226 compatible = "ibm,zmii-440gx", "ibm,zmii";
230 RGMII0: emac-rgmii@40000790 {
231 compatible = "ibm,rgmii";
236 EMAC0: ethernet@40000800 {
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>;
244 local-mac-address = [000000000000]; // Filled in by zImage
245 mal-device = <&MAL0>;
246 mal-tx-channel = <0>;
247 mal-rx-channel = <0>;
249 max-frame-size = <5dc>;
250 rx-fifo-size = <1000>;
251 tx-fifo-size = <800>;
253 phy-map = <00000001>;
254 zmii-device = <&ZMII0>;
257 EMAC1: ethernet@40000900 {
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>;
265 local-mac-address = [000000000000]; // Filled in by zImage
266 mal-device = <&MAL0>;
267 mal-tx-channel = <1>;
268 mal-rx-channel = <1>;
270 max-frame-size = <5dc>;
271 rx-fifo-size = <1000>;
272 tx-fifo-size = <800>;
274 phy-map = <00000001>;
275 zmii-device = <&ZMII0>;
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>;
286 local-mac-address = [000000000000]; // Filled in by zImage
287 mal-device = <&MAL0>;
288 mal-tx-channel = <2>;
289 mal-rx-channel = <2>;
291 max-frame-size = <5dc>;
292 rx-fifo-size = <1000>;
293 tx-fifo-size = <800>;
295 phy-map = <00000001>;
296 rgmii-device = <&RGMII0>;
298 zmii-device = <&ZMII0>;
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>;
309 local-mac-address = [000000000000]; // Filled in by zImage
310 mal-device = <&MAL0>;
311 mal-tx-channel = <3>;
312 mal-rx-channel = <3>;
314 max-frame-size = <5dc>;
315 rx-fifo-size = <1000>;
316 tx-fifo-size = <800>;
318 phy-map = <00000003>;
319 rgmii-device = <&RGMII0>;
321 zmii-device = <&ZMII0>;
329 interrupt-parent = <&UIC0>;
330 interrupts = <12 4 13 4 14 4 15 4 16 4>;
335 PCIX0: pci@20ec00000 {
337 #interrupt-cells = <1>;
339 #address-cells = <3>;
340 compatible = "ibm,plb440gp-pcix", "ibm,plb-pcix";
342 large-inbound-windows;
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
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>;
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
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
377 linux,stdout-path = "/plb/opb/serial@40000300";