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 * CONFIG_SYS_HZ gives unit: 1000 -> 1 Hz ^= 1000 ms 57 * --- 58 */ 59 60 #define CONFIG_SYS_HZ 1000 61 #define CONFIG_SYS_CLK 66000000 62 #define CONFIG_SYS_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 * CONFIG_SYS_BAUDRATE_TABLE defines values that can be selected in u-boot command 77 * interface 78 * --- 79 */ 80 81 #define CONFIG_MCFUART 82 #define CONFIG_SYS_UART_PORT (0) 83 #define CONFIG_BAUDRATE 19200 84 85 /* --- 86 * set "#if 0" to "#if 1" if (Hardware)-WATCHDOG should be enabled & change 87 * timeout acc. to your needs 88 * #define CONFIG_WATCHDOG_TIMEOUT x , x is timeout in milliseconds, e. g. 10000 89 * for 10 sec 90 * --- 91 */ 92 93 #if 0 94 #define CONFIG_WATCHDOG 95 #define CONFIG_WATCHDOG_TIMEOUT 10000 /* timeout in milliseconds */ 96 #endif 97 98 /* --- 99 * CONFIG_MONITOR_IS_IN_RAM defines if u-boot is started from a different 100 * bootloader residing in flash ('chainloading'); if you want to use 101 * chainloading or want to compile a u-boot binary that can be loaded into 102 * RAM via BDM set 103 * "#if 0" to "#if 1" 104 * You will need a first stage bootloader then, e. g. colilo or a working BDM 105 * cable (Background Debug Mode) 106 * 107 * Setting #if 0: u-boot will start from flash and relocate itself to RAM 108 * 109 * Please do not forget to modify the setting of CONFIG_SYS_TEXT_BASE 110 * in board/cobra5272/config.mk accordingly (#if 0: 0xffe00000; #if 1: 0x20000) 111 * 112 * --- 113 */ 114 115 #if 0 116 #define CONFIG_MONITOR_IS_IN_RAM /* monitor is started from a preloader */ 117 #endif 118 119 /* --- 120 * Configuration for environment 121 * Environment is embedded in u-boot in the second sector of the flash 122 * --- 123 */ 124 125 #ifndef CONFIG_MONITOR_IS_IN_RAM 126 #define CONFIG_ENV_OFFSET 0x4000 127 #define CONFIG_ENV_SECT_SIZE 0x2000 128 #define CONFIG_ENV_IS_IN_FLASH 1 129 #else 130 #define CONFIG_ENV_ADDR 0xffe04000 131 #define CONFIG_ENV_SECT_SIZE 0x2000 132 #define CONFIG_ENV_IS_IN_FLASH 1 133 #endif 134 135 136 /* 137 * BOOTP options 138 */ 139 #define CONFIG_BOOTP_BOOTFILESIZE 140 #define CONFIG_BOOTP_BOOTPATH 141 #define CONFIG_BOOTP_GATEWAY 142 #define CONFIG_BOOTP_HOSTNAME 143 144 145 /* 146 * Command line configuration. 147 */ 148 #include <config_cmd_default.h> 149 150 #define CONFIG_CMD_PING 151 152 #undef CONFIG_CMD_LOADS 153 #undef CONFIG_CMD_LOADB 154 #undef CONFIG_CMD_MII 155 156 #ifdef CONFIG_MCFFEC 157 # define CONFIG_MII 1 158 # define CONFIG_MII_INIT 1 159 # define CONFIG_SYS_DISCOVER_PHY 160 # define CONFIG_SYS_RX_ETH_BUFFER 8 161 # define CONFIG_SYS_FAULT_ECHO_LINK_DOWN 162 163 # define CONFIG_SYS_FEC0_PINMUX 0 164 # define CONFIG_SYS_FEC0_MIIBASE CONFIG_SYS_FEC0_IOBASE 165 # define MCFFEC_TOUT_LOOP 50000 166 /* If CONFIG_SYS_DISCOVER_PHY is not defined - hardcoded */ 167 # ifndef CONFIG_SYS_DISCOVER_PHY 168 # define FECDUPLEX FULL 169 # define FECSPEED _100BASET 170 # else 171 # ifndef CONFIG_SYS_FAULT_ECHO_LINK_DOWN 172 # define CONFIG_SYS_FAULT_ECHO_LINK_DOWN 173 # endif 174 # endif /* CONFIG_SYS_DISCOVER_PHY */ 175 #endif 176 177 /* 178 *----------------------------------------------------------------------------- 179 * Define user parameters that have to be customized most likely 180 *----------------------------------------------------------------------------- 181 */ 182 183 /*AUTOBOOT settings - booting images automatically by u-boot after power on*/ 184 185 #define CONFIG_BOOTDELAY 5 /* used for autoboot, delay in 186 seconds u-boot will wait before starting defined (auto-)boot command, setting 187 to -1 disables delay, setting to 0 will too prevent access to u-boot command 188 interface: u-boot then has to reflashed */ 189 190 191 /* The following settings will be contained in the environment block ; if you 192 want to use a neutral environment all those settings can be manually set in 193 u-boot: 'set' command */ 194 195 #if 0 196 197 #define CONFIG_BOOTCOMMAND "bootm 0xffe80000" /*Autoboto command, please 198 enter a valid image address in flash */ 199 200 #define CONFIG_BOOTARGS " " /* default bootargs that are 201 considered during boot */ 202 203 /* User network settings */ 204 205 #define CONFIG_ETHADDR 00:00:00:00:00:09 /* default ethernet MAC addr. */ 206 #define CONFIG_IPADDR 192.168.100.2 /* default board IP address */ 207 #define CONFIG_SERVERIP 192.168.100.1 /* default tftp server IP address */ 208 209 #endif 210 211 #define CONFIG_SYS_PROMPT "COBRA > " /* Layout of u-boot prompt*/ 212 213 #define CONFIG_SYS_LOAD_ADDR 0x20000 /*Defines default RAM address 214 from which user programs will be started */ 215 216 /*---*/ 217 218 #define CONFIG_SYS_LONGHELP /* undef to save memory */ 219 220 #if defined(CONFIG_CMD_KGDB) 221 #define CONFIG_SYS_CBSIZE 1024 /* Console I/O Buffer Size */ 222 #else 223 #define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */ 224 #endif 225 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16) /* Print Buffer Size */ 226 #define CONFIG_SYS_MAXARGS 16 /* max number of command args */ 227 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot Argument Buffer Size */ 228 229 /* 230 *----------------------------------------------------------------------------- 231 * End of user parameters to be customized 232 *----------------------------------------------------------------------------- 233 */ 234 235 /* --- 236 * Defines memory range for test 237 * --- 238 */ 239 240 #define CONFIG_SYS_MEMTEST_START 0x400 241 #define CONFIG_SYS_MEMTEST_END 0x380000 242 243 /* --- 244 * Low Level Configuration Settings 245 * (address mappings, register initial values, etc.) 246 * You should know what you are doing if you make changes here. 247 * --- 248 */ 249 250 /* --- 251 * Base register address 252 * --- 253 */ 254 255 #define CONFIG_SYS_MBAR 0x10000000 /* Register Base Addrs */ 256 257 /* --- 258 * System Conf. Reg. & System Protection Reg. 259 * --- 260 */ 261 262 #define CONFIG_SYS_SCR 0x0003 263 #define CONFIG_SYS_SPR 0xffff 264 265 /* --- 266 * Ethernet settings 267 * --- 268 */ 269 270 #define CONFIG_SYS_DISCOVER_PHY 271 #define CONFIG_SYS_ENET_BD_BASE 0x780000 272 273 /*----------------------------------------------------------------------- 274 * Definitions for initial stack pointer and data area (in internal SRAM) 275 */ 276 #define CONFIG_SYS_INIT_RAM_ADDR 0x20000000 277 #define CONFIG_SYS_INIT_RAM_SIZE 0x1000 /* Size of used area in internal SRAM */ 278 #define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE) 279 #define CONFIG_SYS_INIT_SP_OFFSET CONFIG_SYS_GBL_DATA_OFFSET 280 281 /*----------------------------------------------------------------------- 282 * Start addresses for the final memory configuration 283 * (Set up by the startup code) 284 * Please note that CONFIG_SYS_SDRAM_BASE _must_ start at 0 285 */ 286 #define CONFIG_SYS_SDRAM_BASE 0x00000000 287 288 /* 289 *------------------------------------------------------------------------- 290 * RAM SIZE (is defined above) 291 *----------------------------------------------------------------------- 292 */ 293 294 /* #define CONFIG_SYS_SDRAM_SIZE 16 */ 295 296 /* 297 *----------------------------------------------------------------------- 298 */ 299 300 #define CONFIG_SYS_FLASH_BASE 0xffe00000 301 302 #ifdef CONFIG_MONITOR_IS_IN_RAM 303 #define CONFIG_SYS_MONITOR_BASE 0x20000 304 #else 305 #define CONFIG_SYS_MONITOR_BASE (CONFIG_SYS_FLASH_BASE + 0x400) 306 #endif 307 308 #define CONFIG_SYS_MONITOR_LEN 0x20000 309 #define CONFIG_SYS_MALLOC_LEN (256 << 10) 310 #define CONFIG_SYS_BOOTPARAMS_LEN 64*1024 311 312 /* 313 * For booting Linux, the board info and command line data 314 * have to be in the first 8 MB of memory, since this is 315 * the maximum mapped by the Linux kernel during initialization ?? 316 */ 317 #define CONFIG_SYS_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */ 318 319 /*----------------------------------------------------------------------- 320 * FLASH organization 321 */ 322 #define CONFIG_SYS_MAX_FLASH_BANKS 1 /* max number of memory banks */ 323 #define CONFIG_SYS_MAX_FLASH_SECT 11 /* max number of sectors on one chip */ 324 #define CONFIG_SYS_FLASH_ERASE_TOUT 1000 /* flash timeout */ 325 326 /*----------------------------------------------------------------------- 327 * Cache Configuration 328 */ 329 #define CONFIG_SYS_CACHELINE_SIZE 16 330 331 #define ICACHE_STATUS (CONFIG_SYS_INIT_RAM_ADDR + \ 332 CONFIG_SYS_INIT_RAM_SIZE - 8) 333 #define DCACHE_STATUS (CONFIG_SYS_INIT_RAM_ADDR + \ 334 CONFIG_SYS_INIT_RAM_SIZE - 4) 335 #define CONFIG_SYS_ICACHE_INV (CF_CACR_CINV | CF_CACR_INVI) 336 #define CONFIG_SYS_CACHE_ACR0 (CONFIG_SYS_SDRAM_BASE | \ 337 CF_ADDRMASK(CONFIG_SYS_SDRAM_SIZE) | \ 338 CF_ACR_EN | CF_ACR_SM_ALL) 339 #define CONFIG_SYS_CACHE_ICACR (CF_CACR_CENB | CF_CACR_CINV | \ 340 CF_CACR_DISD | CF_CACR_INVI | \ 341 CF_CACR_CEIB | CF_CACR_DCM | \ 342 CF_CACR_EUSP) 343 344 /*----------------------------------------------------------------------- 345 * Memory bank definitions 346 * 347 * Please refer also to Motorola Coldfire user manual - Chapter XXX 348 * <http://e-www.motorola.com/files/dsp/doc/ref_manual/MCF5272UM.pdf> 349 */ 350 #define CONFIG_SYS_BR0_PRELIM 0xFFE00201 351 #define CONFIG_SYS_OR0_PRELIM 0xFFE00014 352 353 #define CONFIG_SYS_BR1_PRELIM 0 354 #define CONFIG_SYS_OR1_PRELIM 0 355 356 #define CONFIG_SYS_BR2_PRELIM 0 357 #define CONFIG_SYS_OR2_PRELIM 0 358 359 #define CONFIG_SYS_BR3_PRELIM 0 360 #define CONFIG_SYS_OR3_PRELIM 0 361 362 #define CONFIG_SYS_BR4_PRELIM 0 363 #define CONFIG_SYS_OR4_PRELIM 0 364 365 #define CONFIG_SYS_BR5_PRELIM 0 366 #define CONFIG_SYS_OR5_PRELIM 0 367 368 #define CONFIG_SYS_BR6_PRELIM 0 369 #define CONFIG_SYS_OR6_PRELIM 0 370 371 #define CONFIG_SYS_BR7_PRELIM 0x00000701 372 #define CONFIG_SYS_OR7_PRELIM 0xFF00007C 373 374 /*----------------------------------------------------------------------- 375 * LED config 376 */ 377 #define LED_STAT_0 0xffff /*all LEDs off*/ 378 #define LED_STAT_1 0xfffe 379 #define LED_STAT_2 0xfffd 380 #define LED_STAT_3 0xfffb 381 #define LED_STAT_4 0xfff7 382 #define LED_STAT_5 0xffef 383 #define LED_STAT_6 0xffdf 384 #define LED_STAT_7 0xff00 /*all LEDs on*/ 385 386 /*----------------------------------------------------------------------- 387 * Port configuration (GPIO) 388 */ 389 #define CONFIG_SYS_PACNT 0x00000000 /* PortA control reg.: All pins are external 390 GPIO*/ 391 #define CONFIG_SYS_PADDR 0x00FF /* PortA direction reg.: PA7 to PA0 are outputs 392 (1^=output, 0^=input) */ 393 #define CONFIG_SYS_PADAT LED_STAT_0 /* PortA value reg.: Turn all LED off */ 394 #define CONFIG_SYS_PBCNT 0x55554155 /* PortB control reg.: Ethernet/UART 395 configuration */ 396 #define CONFIG_SYS_PBDDR 0x0000 /* PortB direction: All pins configured as inputs */ 397 #define CONFIG_SYS_PBDAT 0x0000 /* PortB value reg. */ 398 #define CONFIG_SYS_PDCNT 0x00000000 /* PortD control reg. */ 399 400 #endif /* _CONFIG_COBRA5272_H */ 401