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1 | /* |
2 | * Configuation settings for the Sentec Cobra Board. | |
3 | * | |
4 | * (C) Copyright 2003 Josef Baumgartner <[email protected]> | |
5 | * | |
6 | * See file CREDITS for list of people who contributed to this | |
7 | * project. | |
8 | * | |
9 | * This program is free software; you can redistribute it and/or | |
10 | * modify it under the terms of the GNU General Public License as | |
11 | * published by the Free Software Foundation; either version 2 of | |
12 | * the License, or (at your option) any later version. | |
13 | * | |
14 | * This program is distributed in the hope that it will be useful, | |
15 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
16 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
17 | * GNU General Public License for more details. | |
18 | * | |
19 | * You should have received a copy of the GNU General Public License | |
20 | * along with this program; if not, write to the Free Software | |
21 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, | |
22 | * MA 02111-1307 USA | |
23 | */ | |
24 | ||
25 | /* --- | |
26 | * Version: U-boot 1.0.0 - initial release for Sentec COBRA5272 board | |
27 | * Date: 2004-03-29 | |
28 | * Author: Florian Schlote | |
29 | * | |
30 | * For a description of configuration options please refer also to the | |
31 | * general u-boot-1.x.x/README file | |
32 | * --- | |
33 | */ | |
34 | ||
35 | /* --- | |
36 | * board/config.h - configuration options, board specific | |
37 | * --- | |
38 | */ | |
39 | ||
40 | #ifndef _CONFIG_COBRA5272_H | |
41 | #define _CONFIG_COBRA5272_H | |
42 | ||
43 | /* --- | |
44 | * Define processor | |
45 | * possible values for Sentec board: only Coldfire M5272 processor supported | |
46 | * (please do not change) | |
47 | * --- | |
48 | */ | |
49 | ||
50 | #define CONFIG_MCF52x2 /* define processor family */ | |
51 | #define CONFIG_M5272 /* define processor type */ | |
52 | ||
53 | /* --- | |
54 | * Defines processor clock - important for correct timings concerning serial | |
55 | * interface etc. | |
56 | * CFG_HZ gives unit: 1000 -> 1 Hz ^= 1000 ms | |
57 | * --- | |
58 | */ | |
59 | ||
60 | #define CFG_HZ 1000 | |
61 | #define CFG_CLK 66000000 | |
62 | #define CFG_SDRAM_SIZE 16 /* SDRAM size in MB */ | |
63 | ||
64 | /* --- | |
65 | * Enable use of Ethernet | |
66 | * --- | |
67 | */ | |
68 | ||
69 | #define FEC_ENET | |
70 | ||
71 | /* --- | |
72 | * Define baudrate for UART1 (console output, tftp, ...) | |
73 | * default value of CONFIG_BAUDRATE for Sentec board: 19200 baud | |
74 | * CFG_BAUDRATE_TABLE defines values that can be selected in u-boot command | |
75 | * interface | |
76 | * --- | |
77 | */ | |
78 | ||
79 | #define CONFIG_BAUDRATE 19200 | |
80 | #define CFG_BAUDRATE_TABLE { 9600 , 19200 , 38400 , 57600, 115200 } | |
81 | ||
82 | /* --- | |
83 | * set "#if 0" to "#if 1" if (Hardware)-WATCHDOG should be enabled & change | |
84 | * timeout acc. to your needs | |
85 | * #define CONFIG_WATCHDOG_TIMEOUT x , x is timeout in milliseconds, e. g. 10000 | |
86 | * for 10 sec | |
87 | * --- | |
88 | */ | |
89 | ||
90 | #if 0 | |
91 | #define CONFIG_WATCHDOG | |
92 | #define CONFIG_WATCHDOG_TIMEOUT 10000 /* timeout in milliseconds */ | |
93 | #endif | |
94 | ||
95 | /* --- | |
96 | * CONFIG_MONITOR_IS_IN_RAM defines if u-boot is started from a different | |
97 | * bootloader residing in flash ('chainloading'); if you want to use | |
98 | * chainloading or want to compile a u-boot binary that can be loaded into | |
99 | * RAM via BDM set | |
100 | * "#if 0" to "#if 1" | |
101 | * You will need a first stage bootloader then, e. g. colilo or a working BDM | |
102 | * cable (Background Debug Mode) | |
103 | * | |
104 | * Setting #if 0: u-boot will start from flash and relocate itself to RAM | |
105 | * | |
106 | * Please do not forget to modify the setting of TEXT_BASE | |
107 | * in board/cobra5272/config.mk accordingly (#if 0: 0xffe00000; #if 1: 0x20000) | |
108 | * | |
109 | * --- | |
110 | */ | |
111 | ||
112 | #if 0 | |
113 | #define CONFIG_MONITOR_IS_IN_RAM /* monitor is started from a preloader */ | |
114 | #endif | |
115 | ||
116 | /* --- | |
117 | * Configuration for environment | |
118 | * Environment is embedded in u-boot in the second sector of the flash | |
119 | * --- | |
120 | */ | |
121 | ||
122 | #ifndef CONFIG_MONITOR_IS_IN_RAM | |
123 | #define CFG_ENV_OFFSET 0x4000 | |
124 | #define CFG_ENV_SECT_SIZE 0x2000 | |
125 | #define CFG_ENV_IS_IN_FLASH 1 | |
126 | #define CFG_ENV_IS_EMBEDDED 1 | |
127 | #else | |
128 | #define CFG_ENV_ADDR 0xffe04000 | |
129 | #define CFG_ENV_SECT_SIZE 0x2000 | |
130 | #define CFG_ENV_IS_IN_FLASH 1 | |
131 | #endif | |
132 | ||
133 | /* --- | |
134 | * Define which commmands should be available at u-boot command prompt | |
135 | * --- | |
136 | */ | |
137 | ||
138 | #define CONFIG_COMMANDS ( CONFIG_CMD_DFL | CFG_CMD_PING & ~(CFG_CMD_LOADS | \ | |
139 | CFG_CMD_LOADB) | CFG_CMD_MII) | |
140 | ||
141 | /* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */ | |
142 | #include <cmd_confdefs.h> | |
143 | ||
144 | /* | |
145 | *----------------------------------------------------------------------------- | |
146 | * Define user parameters that have to be customized most likely | |
147 | *----------------------------------------------------------------------------- | |
148 | */ | |
149 | ||
150 | /*AUTOBOOT settings - booting images automatically by u-boot after power on*/ | |
151 | ||
152 | #define CONFIG_BOOTDELAY 5 /* used for autoboot, delay in | |
153 | seconds u-boot will wait before starting defined (auto-)boot command, setting | |
154 | to -1 disables delay, setting to 0 will too prevent access to u-boot command | |
155 | interface: u-boot then has to reflashed */ | |
156 | ||
157 | ||
158 | /* The following settings will be contained in the environment block ; if you | |
159 | want to use a neutral environment all those settings can be manually set in | |
160 | u-boot: 'set' command */ | |
161 | ||
162 | #if 0 | |
163 | ||
164 | #define CONFIG_BOOTCOMMAND "bootm 0xffe80000" /*Autoboto command, please | |
165 | enter a valid image address in flash */ | |
166 | ||
167 | #define CONFIG_BOOTARGS " " /* default bootargs that are | |
168 | considered during boot */ | |
169 | ||
170 | /* User network settings */ | |
171 | ||
172 | #define CONFIG_ETHADDR 00:00:00:00:00:09 /* default ethernet MAC addr. */ | |
173 | #define CONFIG_IPADDR 192.168.100.2 /* default board IP address */ | |
174 | #define CONFIG_SERVERIP 192.168.100.1 /* default tftp server IP address */ | |
175 | ||
176 | #endif | |
177 | ||
178 | #define CFG_PROMPT "COBRA > " /* Layout of u-boot prompt*/ | |
179 | ||
180 | #define CFG_LOAD_ADDR 0x20000 /*Defines default RAM address | |
181 | from which user programs will be started */ | |
182 | ||
183 | /*---*/ | |
184 | ||
185 | #define CFG_LONGHELP /* undef to save memory */ | |
186 | ||
187 | #if (CONFIG_COMMANDS & CFG_CMD_KGDB) | |
188 | #define CFG_CBSIZE 1024 /* Console I/O Buffer Size */ | |
189 | #else | |
190 | #define CFG_CBSIZE 256 /* Console I/O Buffer Size */ | |
191 | #endif | |
192 | #define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print Buffer Size */ | |
193 | #define CFG_MAXARGS 16 /* max number of command args */ | |
194 | #define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */ | |
195 | ||
196 | /* | |
197 | *----------------------------------------------------------------------------- | |
198 | * End of user parameters to be customized | |
199 | *----------------------------------------------------------------------------- | |
200 | */ | |
201 | ||
202 | /* --- | |
203 | * Defines memory range for test | |
204 | * --- | |
205 | */ | |
206 | ||
207 | #define CFG_MEMTEST_START 0x400 | |
208 | #define CFG_MEMTEST_END 0x380000 | |
209 | ||
210 | /* --- | |
211 | * Low Level Configuration Settings | |
212 | * (address mappings, register initial values, etc.) | |
213 | * You should know what you are doing if you make changes here. | |
214 | * --- | |
215 | */ | |
216 | ||
217 | /* --- | |
218 | * Base register address | |
219 | * --- | |
220 | */ | |
221 | ||
222 | #define CFG_MBAR 0x10000000 /* Register Base Addrs */ | |
223 | ||
224 | /* --- | |
225 | * System Conf. Reg. & System Protection Reg. | |
226 | * --- | |
227 | */ | |
228 | ||
229 | #define CFG_SCR 0x0003; | |
230 | #define CFG_SPR 0xffff; | |
231 | ||
232 | /* --- | |
233 | * Ethernet settings | |
234 | * --- | |
235 | */ | |
236 | ||
237 | #define CFG_DISCOVER_PHY | |
238 | #define CFG_ENET_BD_BASE 0x780000 | |
239 | ||
240 | /*----------------------------------------------------------------------- | |
241 | * Definitions for initial stack pointer and data area (in internal SRAM) | |
242 | */ | |
243 | #define CFG_INIT_RAM_ADDR 0x20000000 | |
244 | #define CFG_INIT_RAM_END 0x1000 /* End of used area in internal SRAM */ | |
245 | #define CFG_GBL_DATA_SIZE 64 /* size in bytes reserved for initial data */ | |
246 | #define CFG_GBL_DATA_OFFSET (CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE) | |
247 | #define CFG_INIT_SP_OFFSET CFG_GBL_DATA_OFFSET | |
248 | ||
249 | /*----------------------------------------------------------------------- | |
250 | * Start addresses for the final memory configuration | |
251 | * (Set up by the startup code) | |
252 | * Please note that CFG_SDRAM_BASE _must_ start at 0 | |
253 | */ | |
254 | #define CFG_SDRAM_BASE 0x00000000 | |
255 | ||
256 | /* | |
257 | *------------------------------------------------------------------------- | |
258 | * RAM SIZE (is defined above) | |
259 | *----------------------------------------------------------------------- | |
260 | */ | |
261 | ||
262 | /* #define CFG_SDRAM_SIZE 16 */ | |
263 | ||
264 | /* | |
265 | *----------------------------------------------------------------------- | |
266 | */ | |
267 | ||
268 | #define CFG_FLASH_BASE 0xffe00000 | |
269 | ||
270 | #ifdef CONFIG_MONITOR_IS_IN_RAM | |
271 | #define CFG_MONITOR_BASE 0x20000 | |
272 | #else | |
273 | #define CFG_MONITOR_BASE (CFG_FLASH_BASE + 0x400) | |
274 | #endif | |
275 | ||
276 | #define CFG_MONITOR_LEN 0x20000 | |
277 | #define CFG_MALLOC_LEN (256 << 10) | |
278 | #define CFG_BOOTPARAMS_LEN 64*1024 | |
279 | ||
280 | /* | |
281 | * For booting Linux, the board info and command line data | |
282 | * have to be in the first 8 MB of memory, since this is | |
283 | * the maximum mapped by the Linux kernel during initialization ?? | |
284 | */ | |
285 | #define CFG_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */ | |
286 | ||
287 | /*----------------------------------------------------------------------- | |
288 | * FLASH organization | |
289 | */ | |
290 | #define CFG_MAX_FLASH_BANKS 1 /* max number of memory banks */ | |
291 | #define CFG_MAX_FLASH_SECT 11 /* max number of sectors on one chip */ | |
292 | #define CFG_FLASH_ERASE_TOUT 1000 /* flash timeout */ | |
293 | ||
294 | /*----------------------------------------------------------------------- | |
295 | * Cache Configuration | |
296 | */ | |
297 | #define CFG_CACHELINE_SIZE 16 | |
298 | ||
299 | /*----------------------------------------------------------------------- | |
300 | * Memory bank definitions | |
301 | * | |
302 | * Please refer also to Motorola Coldfire user manual - Chapter XXX | |
303 | * <http://e-www.motorola.com/files/dsp/doc/ref_manual/MCF5272UM.pdf> | |
304 | */ | |
305 | #define CFG_BR0_PRELIM 0xFFE00201 | |
306 | #define CFG_OR0_PRELIM 0xFFE00014 | |
307 | ||
308 | #define CFG_BR1_PRELIM 0 | |
309 | #define CFG_OR1_PRELIM 0 | |
310 | ||
311 | #define CFG_BR2_PRELIM 0 | |
312 | #define CFG_OR2_PRELIM 0 | |
313 | ||
314 | #define CFG_BR3_PRELIM 0 | |
315 | #define CFG_OR3_PRELIM 0 | |
316 | ||
317 | #define CFG_BR4_PRELIM 0 | |
318 | #define CFG_OR4_PRELIM 0 | |
319 | ||
320 | #define CFG_BR5_PRELIM 0 | |
321 | #define CFG_OR5_PRELIM 0 | |
322 | ||
323 | #define CFG_BR6_PRELIM 0 | |
324 | #define CFG_OR6_PRELIM 0 | |
325 | ||
326 | #define CFG_BR7_PRELIM 0x00000701 | |
327 | #define CFG_OR7_PRELIM 0xFF00007C | |
328 | ||
329 | /*----------------------------------------------------------------------- | |
330 | * LED config | |
331 | */ | |
332 | #define LED_STAT_0 0xffff /*all LEDs off*/ | |
333 | #define LED_STAT_1 0xfffe | |
334 | #define LED_STAT_2 0xfffd | |
335 | #define LED_STAT_3 0xfffb | |
336 | #define LED_STAT_4 0xfff7 | |
337 | #define LED_STAT_5 0xffef | |
338 | #define LED_STAT_6 0xffdf | |
339 | #define LED_STAT_7 0xff00 /*all LEDs on*/ | |
340 | ||
341 | /*----------------------------------------------------------------------- | |
342 | * Port configuration (GPIO) | |
343 | */ | |
344 | #define CFG_PACNT 0x00000000 /* PortA control reg.: All pins are external | |
345 | GPIO*/ | |
346 | #define CFG_PADDR 0x00FF /* PortA direction reg.: PA7 to PA0 are outputs | |
347 | (1^=output, 0^=input) */ | |
348 | #define CFG_PADAT LED_STAT_0 /* PortA value reg.: Turn all LED off */ | |
349 | #define CFG_PBCNT 0x55554155 /* PortB control reg.: Ethernet/UART | |
350 | configuration */ | |
351 | #define CFG_PBDDR 0x0000 /* PortB direction: All pins configured as inputs */ | |
352 | #define CFG_PBDAT 0x0000 /* PortB value reg. */ | |
353 | #define CFG_PDCNT 0x00000000 /* PortD control reg. */ | |
354 | ||
355 | #endif /* _CONFIG_COBRA5272_H */ |