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c609719b WD |
1 | /* |
2 | * (C) Copyright 2001 | |
3 | * Wolfgang Denk, DENX Software Engineering, wd@denx.de. | |
4 | * | |
5 | * See file CREDITS for list of people who contributed to this | |
6 | * project. | |
7 | * | |
8 | * This program is free software; you can redistribute it and/or | |
9 | * modify it under the terms of the GNU General Public License as | |
10 | * published by the Free Software Foundation; either version 2 of | |
11 | * the License, or (at your option) any later version. | |
12 | * | |
13 | * This program is distributed in the hope that it will be useful, | |
14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
16 | * GNU General Public License for more details. | |
17 | * | |
18 | * You should have received a copy of the GNU General Public License | |
19 | * along with this program; if not, write to the Free Software | |
20 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, | |
21 | * MA 02111-1307 USA | |
22 | */ | |
23 | ||
24 | /* | |
25 | * | |
26 | * Configuration settings for the CU824 board. | |
27 | * | |
28 | */ | |
29 | ||
30 | /* ------------------------------------------------------------------------- */ | |
31 | ||
32 | /* | |
33 | * board/config.h - configuration options, board specific | |
34 | */ | |
35 | ||
36 | #ifndef __CONFIG_H | |
37 | #define __CONFIG_H | |
38 | ||
39 | /* | |
40 | * High Level Configuration Options | |
41 | * (easy to change) | |
42 | */ | |
43 | ||
44 | #define CONFIG_MPC824X 1 | |
45 | #define CONFIG_MPC8245 1 | |
46 | #define CONFIG_BMW 1 | |
47 | ||
c837dcb1 WD |
48 | #define CONFIG_MISC_INIT_F 1 /* Use misc_init_f() */ |
49 | ||
50 | #define CONFIG_BCM570x 1 /* Use Broadcom BCM570x Ethernet Driver */ | |
c609719b WD |
51 | #define CONFIG_TIGON3 1 |
52 | ||
53 | #define CONFIG_CONS_INDEX 1 | |
54 | #define CONFIG_BAUDRATE 9600 | |
55 | #define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 } | |
56 | ||
57 | #define CONFIG_CLOCKS_IN_MHZ 1 /* clocks passsed to Linux in MHz */ | |
58 | ||
59 | #define CONFIG_BOOTCOMMAND "bootm FF820000" /* autoboot command */ | |
60 | #define CONFIG_BOOTDELAY 5 | |
61 | ||
62 | #define CFG_MAX_DOC_DEVICE 1 /* Only use Onboard TSOP-16MB device */ | |
63 | #define DOC_PASSIVE_PROBE 1 | |
64 | #define CFG_DOC_SUPPORT_2000 1 | |
65 | #define CFG_DOC_SUPPORT_MILLENNIUM 1 | |
66 | #define CFG_DOC_SHORT_TIMEOUT 1 | |
de8b2a6e JL |
67 | |
68 | ||
11799434 JL |
69 | /* |
70 | * BOOTP options | |
71 | */ | |
72 | #define CONFIG_BOOTP_BOOTFILESIZE | |
73 | #define CONFIG_BOOTP_BOOTPATH | |
74 | #define CONFIG_BOOTP_GATEWAY | |
75 | #define CONFIG_BOOTP_HOSTNAME | |
76 | ||
77 | ||
de8b2a6e JL |
78 | /* |
79 | * Command line configuration. | |
80 | */ | |
81 | #include <config_cmd_default.h> | |
82 | ||
83 | #define CONFIG_CMD_DATE | |
84 | #define CONFIG_CMD_DOC | |
85 | #define CONFIG_CMD_ELF | |
86 | ||
addb2e16 | 87 | |
11799434 | 88 | /* CONFIG_CMD_DOC required legacy NAND support */ |
cc4a0cee | 89 | #define CONFIG_NAND_LEGACY |
addb2e16 | 90 | |
c609719b | 91 | #if 0 |
c609719b WD |
92 | #define CONFIG_PCI 1 |
93 | #define CONFIG_PCI_PNP 1 /* PCI plug-and-play */ | |
94 | #endif | |
95 | ||
c609719b WD |
96 | /* |
97 | * Miscellaneous configurable options | |
98 | */ | |
99 | #define CFG_LONGHELP /* undef to save memory */ | |
100 | #define CFG_PROMPT "=>" /* Monitor Command Prompt */ | |
101 | #define CFG_CBSIZE 256 /* Console I/O Buffer Size */ | |
102 | ||
103 | /* Print Buffer Size | |
104 | */ | |
105 | #define CFG_PBSIZE (CFG_CBSIZE + sizeof(CFG_PROMPT) + 16) | |
106 | ||
107 | #define CFG_MAXARGS 8 /* Max number of command args */ | |
108 | #define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */ | |
109 | #define CFG_LOAD_ADDR 0x00100000 /* Default load address */ | |
110 | ||
111 | /*----------------------------------------------------------------------- | |
112 | * Start addresses for the final memory configuration | |
113 | * (Set up by the startup code) | |
114 | * Please note that CFG_SDRAM_BASE _must_ start at 0 | |
115 | */ | |
116 | #define CFG_SDRAM_BASE 0x00000000 | |
117 | ||
118 | #define CFG_FLASH_BASE0_PRELIM 0xFFF00000 /* FLASH bank on RCS#0 */ | |
119 | #define CFG_FLASH_BASE1_PRELIM 0xFF800000 /* FLASH bank on RCS#1 */ | |
120 | #define CFG_FLASH_BASE CFG_MONITOR_BASE | |
121 | #define CFG_FLASH_BANKS { CFG_FLASH_BASE0_PRELIM , CFG_FLASH_BASE1_PRELIM } | |
122 | ||
123 | /* even though FLASHP_BASE is FF800000, with 4MB is RCS0, the | |
124 | * reset vector is actually located at FFB00100, but the 8245 | |
125 | * takes care of us. | |
126 | */ | |
127 | #define CFG_RESET_ADDRESS 0xFFF00100 | |
128 | ||
129 | #define CFG_EUMB_ADDR 0xFC000000 | |
130 | ||
131 | #define CFG_MONITOR_BASE TEXT_BASE | |
132 | ||
133 | #define CFG_MONITOR_LEN (256 << 10) /* Reserve 256 kB for Monitor */ | |
134 | #define CFG_MALLOC_LEN (2048 << 10) /* Reserve 2MB for malloc() */ | |
135 | ||
136 | #define CFG_MEMTEST_START 0x00004000 /* memtest works on */ | |
137 | #define CFG_MEMTEST_END 0x04000000 /* 0 ... 32 MB in DRAM */ | |
138 | ||
139 | /* Maximum amount of RAM. | |
140 | */ | |
141 | #define CFG_MAX_RAM_SIZE 0x04000000 /* 0 .. 64 MB of (S)DRAM */ | |
142 | ||
143 | ||
144 | #if CFG_MONITOR_BASE >= CFG_FLASH_BASE | |
145 | #undef CFG_RAMBOOT | |
146 | #else | |
147 | #define CFG_RAMBOOT | |
148 | #endif | |
149 | ||
150 | ||
151 | /*----------------------------------------------------------------------- | |
152 | * Definitions for initial stack pointer and data area | |
153 | */ | |
154 | #define CFG_INIT_RAM_ADDR CFG_SDRAM_BASE + CFG_MONITOR_LEN | |
155 | #define CFG_INIT_RAM_END 0x2F00 /* End of used area in DPRAM */ | |
156 | #define CFG_GBL_DATA_SIZE 128 /* size in bytes reserved for initial data */ | |
157 | #define CFG_GBL_DATA_OFFSET (CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE) | |
158 | #define CFG_INIT_SP_OFFSET CFG_GBL_DATA_OFFSET | |
159 | ||
160 | /* | |
161 | * Low Level Configuration Settings | |
162 | * (address mappings, register initial values, etc.) | |
163 | * You should know what you are doing if you make changes here. | |
164 | * For the detail description refer to the MPC8240 user's manual. | |
165 | */ | |
166 | ||
167 | #define CONFIG_SYS_CLK_FREQ 33000000 /* external frequency to pll */ | |
168 | #define CFG_HZ 1000 | |
169 | ||
170 | #define CFG_ETH_DEV_FN 0x7800 | |
171 | #define CFG_ETH_IOBASE 0x00104000 | |
172 | ||
173 | /* Bit-field values for MCCR1. | |
174 | */ | |
175 | #define CFG_ROMNAL 0xf | |
176 | #define CFG_ROMFAL 0x1f | |
177 | #define CFG_DBUS_SIZE 0x3 | |
178 | ||
179 | /* Bit-field values for MCCR2. | |
180 | */ | |
181 | #define CFG_TSWAIT 0x5 /* Transaction Start Wait States timer */ | |
182 | #define CFG_REFINT 0x400 /* Refresh interval FIXME: was 0t430 */ | |
183 | ||
184 | /* Burst To Precharge. Bits of this value go to MCCR3 and MCCR4. | |
185 | */ | |
186 | #define CFG_BSTOPRE 0 /* FIXME: was 192 */ | |
187 | ||
188 | /* Bit-field values for MCCR3. | |
189 | */ | |
190 | #define CFG_REFREC 2 /* Refresh to activate interval */ | |
191 | ||
192 | /* Bit-field values for MCCR4. | |
193 | */ | |
194 | #define CFG_PRETOACT 2 /* Precharge to activate interval FIXME: was 2 */ | |
195 | #define CFG_ACTTOPRE 5 /* Activate to Precharge interval FIXME: was 5 */ | |
196 | #define CFG_SDMODE_CAS_LAT 3 /* SDMODE CAS latancy */ | |
197 | #define CFG_SDMODE_WRAP 0 /* SDMODE wrap type */ | |
198 | #define CFG_SDMODE_BURSTLEN 3 /* SDMODE Burst length */ | |
199 | #define CFG_ACTORW 0xa /* FIXME was 2 */ | |
200 | #define CFG_REGISTERD_TYPE_BUFFER 1 | |
201 | ||
202 | #define CFG_PGMAX 0x0 /* how long the 8240 reatins the currently accessed page in memory FIXME: was 0x32*/ | |
203 | ||
204 | #define CFG_SDRAM_DSCD 0x20 /* SDRAM data in sample clock delay - note bottom 3 bits MUST be 0 */ | |
205 | ||
206 | /* Memory bank settings. | |
207 | * Only bits 20-29 are actually used from these vales to set the | |
208 | * start/end addresses. The upper two bits will always be 0, and the lower | |
209 | * 20 bits will be 0x00000 for a start address, or 0xfffff for an end | |
210 | * address. Refer to the MPC8240 book. | |
211 | */ | |
212 | ||
213 | #define CFG_BANK0_START 0x00000000 | |
214 | #define CFG_BANK0_END (CFG_MAX_RAM_SIZE - 1) | |
215 | #define CFG_BANK0_ENABLE 1 | |
216 | #define CFG_BANK1_START 0x3ff00000 | |
217 | #define CFG_BANK1_END 0x3fffffff | |
218 | #define CFG_BANK1_ENABLE 0 | |
219 | #define CFG_BANK2_START 0x3ff00000 | |
220 | #define CFG_BANK2_END 0x3fffffff | |
221 | #define CFG_BANK2_ENABLE 0 | |
222 | #define CFG_BANK3_START 0x3ff00000 | |
223 | #define CFG_BANK3_END 0x3fffffff | |
224 | #define CFG_BANK3_ENABLE 0 | |
225 | #define CFG_BANK4_START 0x3ff00000 | |
226 | #define CFG_BANK4_END 0x3fffffff | |
227 | #define CFG_BANK4_ENABLE 0 | |
228 | #define CFG_BANK5_START 0x3ff00000 | |
229 | #define CFG_BANK5_END 0x3fffffff | |
230 | #define CFG_BANK5_ENABLE 0 | |
231 | #define CFG_BANK6_START 0x3ff00000 | |
232 | #define CFG_BANK6_END 0x3fffffff | |
233 | #define CFG_BANK6_ENABLE 0 | |
234 | #define CFG_BANK7_START 0x3ff00000 | |
235 | #define CFG_BANK7_END 0x3fffffff | |
236 | #define CFG_BANK7_ENABLE 0 | |
237 | ||
238 | #define CFG_ODCR 0xff | |
239 | ||
240 | #define CONFIG_PCI 1 /* Include PCI support */ | |
241 | #undef CONFIG_PCI_PNP | |
242 | ||
243 | /* PCI Memory space(s) */ | |
244 | #define PCI_MEM_SPACE1_START 0x80000000 | |
245 | #define PCI_MEM_SPACE2_START 0xfd000000 | |
246 | ||
247 | /* ROM Spaces */ | |
248 | #include "../board/bmw/bmw.h" | |
249 | ||
250 | /* BAT configuration */ | |
251 | #define CFG_IBAT0L (CFG_SDRAM_BASE | BATL_PP_10 | BATL_MEMCOHERENCE) | |
252 | #define CFG_IBAT0U (CFG_SDRAM_BASE | BATU_BL_256M | BATU_VS | BATU_VP) | |
253 | ||
254 | #define CFG_IBAT1L (0x70000000 | BATL_PP_10 | BATL_CACHEINHIBIT) | |
255 | #define CFG_IBAT1U (0x70000000 | BATU_BL_256M | BATU_VS | BATU_VP) | |
256 | ||
257 | #define CFG_IBAT2L (0x80000000 | BATL_PP_10 | BATL_CACHEINHIBIT) | |
258 | #define CFG_IBAT2U (0x80000000 | BATU_BL_256M | BATU_VS | BATU_VP) | |
259 | ||
260 | #define CFG_IBAT3L (0xF0000000 | BATL_PP_10 | BATL_CACHEINHIBIT) | |
261 | #define CFG_IBAT3U (0xF0000000 | BATU_BL_256M | BATU_VS | BATU_VP) | |
262 | ||
263 | #define CFG_DBAT0L CFG_IBAT0L | |
264 | #define CFG_DBAT0U CFG_IBAT0U | |
265 | #define CFG_DBAT1L CFG_IBAT1L | |
266 | #define CFG_DBAT1U CFG_IBAT1U | |
267 | #define CFG_DBAT2L CFG_IBAT2L | |
268 | #define CFG_DBAT2U CFG_IBAT2U | |
269 | #define CFG_DBAT3L CFG_IBAT3L | |
270 | #define CFG_DBAT3U CFG_IBAT3U | |
271 | ||
272 | /* | |
273 | * For booting Linux, the board info and command line data | |
274 | * have to be in the first 8 MB of memory, since this is | |
275 | * the maximum mapped by the Linux kernel during initialization. | |
276 | */ | |
277 | #define CFG_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */ | |
278 | ||
279 | /* | |
280 | * FLASH organization | |
281 | */ | |
282 | #define CFG_MAX_FLASH_BANKS 0 /* Max number of flash banks */ | |
283 | #define CFG_MAX_FLASH_SECT 64 /* Max number of sectors per flash */ | |
284 | ||
285 | #define CFG_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase (in ms) */ | |
286 | #define CFG_FLASH_WRITE_TOUT 500 /* Timeout for Flash Write (in ms) */ | |
287 | ||
288 | /* | |
289 | * Warining: environment is not EMBEDDED in the U-Boot code. | |
290 | * It's stored in flash separately. | |
291 | */ | |
292 | #define CFG_ENV_IS_IN_NVRAM 1 | |
293 | #define CONFIG_ENV_OVERWRITE 1 | |
294 | #define CFG_NVRAM_ACCESS_ROUTINE 1 | |
295 | #define CFG_ENV_ADDR 0x7c004000 /* right at the start of NVRAM */ | |
296 | #define CFG_ENV_SIZE 0x1ff0 /* Size of the Environment - 8K */ | |
297 | #define CFG_ENV_OFFSET 0 /* starting right at the beginning */ | |
298 | ||
299 | /* | |
300 | * Cache Configuration | |
301 | */ | |
302 | #define CFG_CACHELINE_SIZE 32 | |
de8b2a6e | 303 | #if defined(CONFIG_CMD_KGDB) |
c609719b WD |
304 | # define CFG_CACHELINE_SHIFT 5 /* log base 2 of the above value */ |
305 | #endif | |
306 | ||
307 | /* | |
308 | * Internal Definitions | |
309 | * | |
310 | * Boot Flags | |
311 | */ | |
312 | #define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */ | |
313 | #define BOOTFLAG_WARM 0x02 /* Software reboot */ | |
314 | ||
315 | ||
316 | #endif /* __CONFIG_H */ |