1 /* 2 * Configuation settings for the Sentec Cobra Board. 3 * 4 * (C) Copyright 2003 Josef Baumgartner <josef.baumgartner@telex.de> 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 #define CONFIG_MCFFEC 69 70 /* Enable Dma Timer */ 71 #define CONFIG_MCFTMR 72 73 /* --- 74 * Define baudrate for UART1 (console output, tftp, ...) 75 * default value of CONFIG_BAUDRATE for Sentec board: 19200 baud 76 * CFG_BAUDRATE_TABLE defines values that can be selected in u-boot command 77 * interface 78 * --- 79 */ 80 81 #define CONFIG_MCFUART 82 #define CFG_UART_PORT (0) 83 #define CONFIG_BAUDRATE 19200 84 #define CFG_BAUDRATE_TABLE { 9600 , 19200 , 38400 , 57600, 115200 } 85 86 /* --- 87 * set "#if 0" to "#if 1" if (Hardware)-WATCHDOG should be enabled & change 88 * timeout acc. to your needs 89 * #define CONFIG_WATCHDOG_TIMEOUT x , x is timeout in milliseconds, e. g. 10000 90 * for 10 sec 91 * --- 92 */ 93 94 #if 0 95 #define CONFIG_WATCHDOG 96 #define CONFIG_WATCHDOG_TIMEOUT 10000 /* timeout in milliseconds */ 97 #endif 98 99 /* --- 100 * CONFIG_MONITOR_IS_IN_RAM defines if u-boot is started from a different 101 * bootloader residing in flash ('chainloading'); if you want to use 102 * chainloading or want to compile a u-boot binary that can be loaded into 103 * RAM via BDM set 104 * "#if 0" to "#if 1" 105 * You will need a first stage bootloader then, e. g. colilo or a working BDM 106 * cable (Background Debug Mode) 107 * 108 * Setting #if 0: u-boot will start from flash and relocate itself to RAM 109 * 110 * Please do not forget to modify the setting of TEXT_BASE 111 * in board/cobra5272/config.mk accordingly (#if 0: 0xffe00000; #if 1: 0x20000) 112 * 113 * --- 114 */ 115 116 #if 0 117 #define CONFIG_MONITOR_IS_IN_RAM /* monitor is started from a preloader */ 118 #endif 119 120 /* --- 121 * Configuration for environment 122 * Environment is embedded in u-boot in the second sector of the flash 123 * --- 124 */ 125 126 #ifndef CONFIG_MONITOR_IS_IN_RAM 127 #define CFG_ENV_OFFSET 0x4000 128 #define CFG_ENV_SECT_SIZE 0x2000 129 #define CFG_ENV_IS_IN_FLASH 1 130 #define CFG_ENV_IS_EMBEDDED 1 131 #else 132 #define CFG_ENV_ADDR 0xffe04000 133 #define CFG_ENV_SECT_SIZE 0x2000 134 #define CFG_ENV_IS_IN_FLASH 1 135 #endif 136 137 138 /* 139 * BOOTP options 140 */ 141 #define CONFIG_BOOTP_BOOTFILESIZE 142 #define CONFIG_BOOTP_BOOTPATH 143 #define CONFIG_BOOTP_GATEWAY 144 #define CONFIG_BOOTP_HOSTNAME 145 146 147 /* 148 * Command line configuration. 149 */ 150 #include <config_cmd_default.h> 151 152 #define CONFIG_CMD_PING 153 154 #undef CONFIG_CMD_LOADS 155 #undef CONFIG_CMD_LOADB 156 #undef CONFIG_CMD_MII 157 158 #ifdef CONFIG_MCFFEC 159 # define CONFIG_NET_MULTI 1 160 # define CONFIG_MII 1 161 # define CFG_DISCOVER_PHY 162 # define CFG_RX_ETH_BUFFER 8 163 # define CFG_FAULT_ECHO_LINK_DOWN 164 165 # define CFG_FEC0_PINMUX 0 166 # define CFG_FEC0_MIIBASE CFG_FEC0_IOBASE 167 # define MCFFEC_TOUT_LOOP 50000 168 /* If CFG_DISCOVER_PHY is not defined - hardcoded */ 169 # ifndef CFG_DISCOVER_PHY 170 # define FECDUPLEX FULL 171 # define FECSPEED _100BASET 172 # else 173 # ifndef CFG_FAULT_ECHO_LINK_DOWN 174 # define CFG_FAULT_ECHO_LINK_DOWN 175 # endif 176 # endif /* CFG_DISCOVER_PHY */ 177 #endif 178 179 /* 180 *----------------------------------------------------------------------------- 181 * Define user parameters that have to be customized most likely 182 *----------------------------------------------------------------------------- 183 */ 184 185 /*AUTOBOOT settings - booting images automatically by u-boot after power on*/ 186 187 #define CONFIG_BOOTDELAY 5 /* used for autoboot, delay in 188 seconds u-boot will wait before starting defined (auto-)boot command, setting 189 to -1 disables delay, setting to 0 will too prevent access to u-boot command 190 interface: u-boot then has to reflashed */ 191 192 193 /* The following settings will be contained in the environment block ; if you 194 want to use a neutral environment all those settings can be manually set in 195 u-boot: 'set' command */ 196 197 #if 0 198 199 #define CONFIG_BOOTCOMMAND "bootm 0xffe80000" /*Autoboto command, please 200 enter a valid image address in flash */ 201 202 #define CONFIG_BOOTARGS " " /* default bootargs that are 203 considered during boot */ 204 205 /* User network settings */ 206 207 #define CONFIG_ETHADDR 00:00:00:00:00:09 /* default ethernet MAC addr. */ 208 #define CONFIG_IPADDR 192.168.100.2 /* default board IP address */ 209 #define CONFIG_SERVERIP 192.168.100.1 /* default tftp server IP address */ 210 211 #endif 212 213 #define CFG_PROMPT "COBRA > " /* Layout of u-boot prompt*/ 214 215 #define CFG_LOAD_ADDR 0x20000 /*Defines default RAM address 216 from which user programs will be started */ 217 218 /*---*/ 219 220 #define CFG_LONGHELP /* undef to save memory */ 221 222 #if defined(CONFIG_CMD_KGDB) 223 #define CFG_CBSIZE 1024 /* Console I/O Buffer Size */ 224 #else 225 #define CFG_CBSIZE 256 /* Console I/O Buffer Size */ 226 #endif 227 #define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print Buffer Size */ 228 #define CFG_MAXARGS 16 /* max number of command args */ 229 #define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */ 230 231 /* 232 *----------------------------------------------------------------------------- 233 * End of user parameters to be customized 234 *----------------------------------------------------------------------------- 235 */ 236 237 /* --- 238 * Defines memory range for test 239 * --- 240 */ 241 242 #define CFG_MEMTEST_START 0x400 243 #define CFG_MEMTEST_END 0x380000 244 245 /* --- 246 * Low Level Configuration Settings 247 * (address mappings, register initial values, etc.) 248 * You should know what you are doing if you make changes here. 249 * --- 250 */ 251 252 /* --- 253 * Base register address 254 * --- 255 */ 256 257 #define CFG_MBAR 0x10000000 /* Register Base Addrs */ 258 259 /* --- 260 * System Conf. Reg. & System Protection Reg. 261 * --- 262 */ 263 264 #define CFG_SCR 0x0003; 265 #define CFG_SPR 0xffff; 266 267 /* --- 268 * Ethernet settings 269 * --- 270 */ 271 272 #define CFG_DISCOVER_PHY 273 #define CFG_ENET_BD_BASE 0x780000 274 275 /*----------------------------------------------------------------------- 276 * Definitions for initial stack pointer and data area (in internal SRAM) 277 */ 278 #define CFG_INIT_RAM_ADDR 0x20000000 279 #define CFG_INIT_RAM_END 0x1000 /* End of used area in internal SRAM */ 280 #define CFG_GBL_DATA_SIZE 64 /* size in bytes reserved for initial data */ 281 #define CFG_GBL_DATA_OFFSET (CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE) 282 #define CFG_INIT_SP_OFFSET CFG_GBL_DATA_OFFSET 283 284 /*----------------------------------------------------------------------- 285 * Start addresses for the final memory configuration 286 * (Set up by the startup code) 287 * Please note that CFG_SDRAM_BASE _must_ start at 0 288 */ 289 #define CFG_SDRAM_BASE 0x00000000 290 291 /* 292 *------------------------------------------------------------------------- 293 * RAM SIZE (is defined above) 294 *----------------------------------------------------------------------- 295 */ 296 297 /* #define CFG_SDRAM_SIZE 16 */ 298 299 /* 300 *----------------------------------------------------------------------- 301 */ 302 303 #define CFG_FLASH_BASE 0xffe00000 304 305 #ifdef CONFIG_MONITOR_IS_IN_RAM 306 #define CFG_MONITOR_BASE 0x20000 307 #else 308 #define CFG_MONITOR_BASE (CFG_FLASH_BASE + 0x400) 309 #endif 310 311 #define CFG_MONITOR_LEN 0x20000 312 #define CFG_MALLOC_LEN (256 << 10) 313 #define CFG_BOOTPARAMS_LEN 64*1024 314 315 /* 316 * For booting Linux, the board info and command line data 317 * have to be in the first 8 MB of memory, since this is 318 * the maximum mapped by the Linux kernel during initialization ?? 319 */ 320 #define CFG_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */ 321 322 /*----------------------------------------------------------------------- 323 * FLASH organization 324 */ 325 #define CFG_MAX_FLASH_BANKS 1 /* max number of memory banks */ 326 #define CFG_MAX_FLASH_SECT 11 /* max number of sectors on one chip */ 327 #define CFG_FLASH_ERASE_TOUT 1000 /* flash timeout */ 328 329 /*----------------------------------------------------------------------- 330 * Cache Configuration 331 */ 332 #define CFG_CACHELINE_SIZE 16 333 334 /*----------------------------------------------------------------------- 335 * Memory bank definitions 336 * 337 * Please refer also to Motorola Coldfire user manual - Chapter XXX 338 * <http://e-www.motorola.com/files/dsp/doc/ref_manual/MCF5272UM.pdf> 339 */ 340 #define CFG_BR0_PRELIM 0xFFE00201 341 #define CFG_OR0_PRELIM 0xFFE00014 342 343 #define CFG_BR1_PRELIM 0 344 #define CFG_OR1_PRELIM 0 345 346 #define CFG_BR2_PRELIM 0 347 #define CFG_OR2_PRELIM 0 348 349 #define CFG_BR3_PRELIM 0 350 #define CFG_OR3_PRELIM 0 351 352 #define CFG_BR4_PRELIM 0 353 #define CFG_OR4_PRELIM 0 354 355 #define CFG_BR5_PRELIM 0 356 #define CFG_OR5_PRELIM 0 357 358 #define CFG_BR6_PRELIM 0 359 #define CFG_OR6_PRELIM 0 360 361 #define CFG_BR7_PRELIM 0x00000701 362 #define CFG_OR7_PRELIM 0xFF00007C 363 364 /*----------------------------------------------------------------------- 365 * LED config 366 */ 367 #define LED_STAT_0 0xffff /*all LEDs off*/ 368 #define LED_STAT_1 0xfffe 369 #define LED_STAT_2 0xfffd 370 #define LED_STAT_3 0xfffb 371 #define LED_STAT_4 0xfff7 372 #define LED_STAT_5 0xffef 373 #define LED_STAT_6 0xffdf 374 #define LED_STAT_7 0xff00 /*all LEDs on*/ 375 376 /*----------------------------------------------------------------------- 377 * Port configuration (GPIO) 378 */ 379 #define CFG_PACNT 0x00000000 /* PortA control reg.: All pins are external 380 GPIO*/ 381 #define CFG_PADDR 0x00FF /* PortA direction reg.: PA7 to PA0 are outputs 382 (1^=output, 0^=input) */ 383 #define CFG_PADAT LED_STAT_0 /* PortA value reg.: Turn all LED off */ 384 #define CFG_PBCNT 0x55554155 /* PortB control reg.: Ethernet/UART 385 configuration */ 386 #define CFG_PBDDR 0x0000 /* PortB direction: All pins configured as inputs */ 387 #define CFG_PBDAT 0x0000 /* PortB value reg. */ 388 #define CFG_PDCNT 0x00000000 /* PortD control reg. */ 389 390 #endif /* _CONFIG_COBRA5272_H */ 391