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: pciex@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: pciex@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: pciex@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	chosen {
364		linux,stdout-path = "/plb/opb/serial@ef600200";
365	};
366
367};
368