1 /* 2 * Configuation settings for the Sentec Cobra Board. 3 * 4 * (C) Copyright 2003 Josef Baumgartner <josef.baumgartner@telex.de> 5 * 6 * SPDX-License-Identifier: GPL-2.0+ 7 */ 8 9 /* --- 10 * Version: U-boot 1.0.0 - initial release for Sentec COBRA5272 board 11 * Date: 2004-03-29 12 * Author: Florian Schlote 13 * 14 * For a description of configuration options please refer also to the 15 * general u-boot-1.x.x/README file 16 * --- 17 */ 18 19 /* --- 20 * board/config.h - configuration options, board specific 21 * --- 22 */ 23 24 #ifndef _CONFIG_COBRA5272_H 25 #define _CONFIG_COBRA5272_H 26 27 /* --- 28 * Define processor 29 * possible values for Sentec board: only Coldfire M5272 processor supported 30 * (please do not change) 31 * --- 32 */ 33 34 #define CONFIG_MCF52x2 /* define processor family */ 35 #define CONFIG_M5272 /* define processor type */ 36 37 /* --- 38 * Defines processor clock - important for correct timings concerning serial 39 * interface etc. 40 * --- 41 */ 42 43 #define CONFIG_SYS_CLK 66000000 44 #define CONFIG_SYS_SDRAM_SIZE 16 /* SDRAM size in MB */ 45 46 /* --- 47 * Enable use of Ethernet 48 * --- 49 */ 50 #define CONFIG_MCFFEC 51 52 /* Enable Dma Timer */ 53 #define CONFIG_MCFTMR 54 55 /* --- 56 * Define baudrate for UART1 (console output, tftp, ...) 57 * default value of CONFIG_BAUDRATE for Sentec board: 19200 baud 58 * CONFIG_SYS_BAUDRATE_TABLE defines values that can be selected in u-boot command 59 * interface 60 * --- 61 */ 62 63 #define CONFIG_MCFUART 64 #define CONFIG_SYS_UART_PORT (0) 65 #define CONFIG_BAUDRATE 19200 66 67 /* --- 68 * set "#if 0" to "#if 1" if (Hardware)-WATCHDOG should be enabled & change 69 * timeout acc. to your needs 70 * #define CONFIG_WATCHDOG_TIMEOUT x , x is timeout in milliseconds, e. g. 10000 71 * for 10 sec 72 * --- 73 */ 74 75 #if 0 76 #define CONFIG_WATCHDOG 77 #define CONFIG_WATCHDOG_TIMEOUT 10000 /* timeout in milliseconds */ 78 #endif 79 80 /* --- 81 * CONFIG_MONITOR_IS_IN_RAM defines if u-boot is started from a different 82 * bootloader residing in flash ('chainloading'); if you want to use 83 * chainloading or want to compile a u-boot binary that can be loaded into 84 * RAM via BDM set 85 * "#if 0" to "#if 1" 86 * You will need a first stage bootloader then, e. g. colilo or a working BDM 87 * cable (Background Debug Mode) 88 * 89 * Setting #if 0: u-boot will start from flash and relocate itself to RAM 90 * 91 * Please do not forget to modify the setting of CONFIG_SYS_TEXT_BASE 92 * in board/cobra5272/config.mk accordingly (#if 0: 0xffe00000; #if 1: 0x20000) 93 * 94 * --- 95 */ 96 97 #if 0 98 #define CONFIG_MONITOR_IS_IN_RAM /* monitor is started from a preloader */ 99 #endif 100 101 /* --- 102 * Configuration for environment 103 * Environment is embedded in u-boot in the second sector of the flash 104 * --- 105 */ 106 107 #ifndef CONFIG_MONITOR_IS_IN_RAM 108 #define CONFIG_ENV_OFFSET 0x4000 109 #define CONFIG_ENV_SECT_SIZE 0x2000 110 #define CONFIG_ENV_IS_IN_FLASH 1 111 #else 112 #define CONFIG_ENV_ADDR 0xffe04000 113 #define CONFIG_ENV_SECT_SIZE 0x2000 114 #define CONFIG_ENV_IS_IN_FLASH 1 115 #endif 116 117 118 /* 119 * BOOTP options 120 */ 121 #define CONFIG_BOOTP_BOOTFILESIZE 122 #define CONFIG_BOOTP_BOOTPATH 123 #define CONFIG_BOOTP_GATEWAY 124 #define CONFIG_BOOTP_HOSTNAME 125 126 127 /* 128 * Command line configuration. 129 */ 130 #include <config_cmd_default.h> 131 132 #define CONFIG_CMD_PING 133 134 #undef CONFIG_CMD_LOADS 135 #undef CONFIG_CMD_LOADB 136 #undef CONFIG_CMD_MII 137 138 #ifdef CONFIG_MCFFEC 139 # define CONFIG_MII 1 140 # define CONFIG_MII_INIT 1 141 # define CONFIG_SYS_DISCOVER_PHY 142 # define CONFIG_SYS_RX_ETH_BUFFER 8 143 # define CONFIG_SYS_FAULT_ECHO_LINK_DOWN 144 145 # define CONFIG_SYS_FEC0_PINMUX 0 146 # define CONFIG_SYS_FEC0_MIIBASE CONFIG_SYS_FEC0_IOBASE 147 # define MCFFEC_TOUT_LOOP 50000 148 /* If CONFIG_SYS_DISCOVER_PHY is not defined - hardcoded */ 149 # ifndef CONFIG_SYS_DISCOVER_PHY 150 # define FECDUPLEX FULL 151 # define FECSPEED _100BASET 152 # else 153 # ifndef CONFIG_SYS_FAULT_ECHO_LINK_DOWN 154 # define CONFIG_SYS_FAULT_ECHO_LINK_DOWN 155 # endif 156 # endif /* CONFIG_SYS_DISCOVER_PHY */ 157 #endif 158 159 /* 160 *----------------------------------------------------------------------------- 161 * Define user parameters that have to be customized most likely 162 *----------------------------------------------------------------------------- 163 */ 164 165 /*AUTOBOOT settings - booting images automatically by u-boot after power on*/ 166 167 #define CONFIG_BOOTDELAY 5 /* used for autoboot, delay in 168 seconds u-boot will wait before starting defined (auto-)boot command, setting 169 to -1 disables delay, setting to 0 will too prevent access to u-boot command 170 interface: u-boot then has to reflashed */ 171 172 173 /* The following settings will be contained in the environment block ; if you 174 want to use a neutral environment all those settings can be manually set in 175 u-boot: 'set' command */ 176 177 #if 0 178 179 #define CONFIG_BOOTCOMMAND "bootm 0xffe80000" /*Autoboto command, please 180 enter a valid image address in flash */ 181 182 #define CONFIG_BOOTARGS " " /* default bootargs that are 183 considered during boot */ 184 185 /* User network settings */ 186 187 #define CONFIG_ETHADDR 00:00:00:00:00:09 /* default ethernet MAC addr. */ 188 #define CONFIG_IPADDR 192.168.100.2 /* default board IP address */ 189 #define CONFIG_SERVERIP 192.168.100.1 /* default tftp server IP address */ 190 191 #endif 192 193 #define CONFIG_SYS_PROMPT "COBRA > " /* Layout of u-boot prompt*/ 194 195 #define CONFIG_SYS_LOAD_ADDR 0x20000 /*Defines default RAM address 196 from which user programs will be started */ 197 198 /*---*/ 199 200 #define CONFIG_SYS_LONGHELP /* undef to save memory */ 201 202 #if defined(CONFIG_CMD_KGDB) 203 #define CONFIG_SYS_CBSIZE 1024 /* Console I/O Buffer Size */ 204 #else 205 #define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */ 206 #endif 207 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16) /* Print Buffer Size */ 208 #define CONFIG_SYS_MAXARGS 16 /* max number of command args */ 209 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot Argument Buffer Size */ 210 211 /* 212 *----------------------------------------------------------------------------- 213 * End of user parameters to be customized 214 *----------------------------------------------------------------------------- 215 */ 216 217 /* --- 218 * Defines memory range for test 219 * --- 220 */ 221 222 #define CONFIG_SYS_MEMTEST_START 0x400 223 #define CONFIG_SYS_MEMTEST_END 0x380000 224 225 /* --- 226 * Low Level Configuration Settings 227 * (address mappings, register initial values, etc.) 228 * You should know what you are doing if you make changes here. 229 * --- 230 */ 231 232 /* --- 233 * Base register address 234 * --- 235 */ 236 237 #define CONFIG_SYS_MBAR 0x10000000 /* Register Base Addrs */ 238 239 /* --- 240 * System Conf. Reg. & System Protection Reg. 241 * --- 242 */ 243 244 #define CONFIG_SYS_SCR 0x0003 245 #define CONFIG_SYS_SPR 0xffff 246 247 /* --- 248 * Ethernet settings 249 * --- 250 */ 251 252 #define CONFIG_SYS_DISCOVER_PHY 253 #define CONFIG_SYS_ENET_BD_BASE 0x780000 254 255 /*----------------------------------------------------------------------- 256 * Definitions for initial stack pointer and data area (in internal SRAM) 257 */ 258 #define CONFIG_SYS_INIT_RAM_ADDR 0x20000000 259 #define CONFIG_SYS_INIT_RAM_SIZE 0x1000 /* Size of used area in internal SRAM */ 260 #define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE) 261 #define CONFIG_SYS_INIT_SP_OFFSET CONFIG_SYS_GBL_DATA_OFFSET 262 263 /*----------------------------------------------------------------------- 264 * Start addresses for the final memory configuration 265 * (Set up by the startup code) 266 * Please note that CONFIG_SYS_SDRAM_BASE _must_ start at 0 267 */ 268 #define CONFIG_SYS_SDRAM_BASE 0x00000000 269 270 /* 271 *------------------------------------------------------------------------- 272 * RAM SIZE (is defined above) 273 *----------------------------------------------------------------------- 274 */ 275 276 /* #define CONFIG_SYS_SDRAM_SIZE 16 */ 277 278 /* 279 *----------------------------------------------------------------------- 280 */ 281 282 #define CONFIG_SYS_FLASH_BASE 0xffe00000 283 284 #ifdef CONFIG_MONITOR_IS_IN_RAM 285 #define CONFIG_SYS_MONITOR_BASE 0x20000 286 #else 287 #define CONFIG_SYS_MONITOR_BASE (CONFIG_SYS_FLASH_BASE + 0x400) 288 #endif 289 290 #define CONFIG_SYS_MONITOR_LEN 0x20000 291 #define CONFIG_SYS_MALLOC_LEN (256 << 10) 292 #define CONFIG_SYS_BOOTPARAMS_LEN 64*1024 293 294 /* 295 * For booting Linux, the board info and command line data 296 * have to be in the first 8 MB of memory, since this is 297 * the maximum mapped by the Linux kernel during initialization ?? 298 */ 299 #define CONFIG_SYS_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */ 300 301 /*----------------------------------------------------------------------- 302 * FLASH organization 303 */ 304 #define CONFIG_SYS_MAX_FLASH_BANKS 1 /* max number of memory banks */ 305 #define CONFIG_SYS_MAX_FLASH_SECT 11 /* max number of sectors on one chip */ 306 #define CONFIG_SYS_FLASH_ERASE_TOUT 1000 /* flash timeout */ 307 308 /*----------------------------------------------------------------------- 309 * Cache Configuration 310 */ 311 #define CONFIG_SYS_CACHELINE_SIZE 16 312 313 #define ICACHE_STATUS (CONFIG_SYS_INIT_RAM_ADDR + \ 314 CONFIG_SYS_INIT_RAM_SIZE - 8) 315 #define DCACHE_STATUS (CONFIG_SYS_INIT_RAM_ADDR + \ 316 CONFIG_SYS_INIT_RAM_SIZE - 4) 317 #define CONFIG_SYS_ICACHE_INV (CF_CACR_CINV | CF_CACR_INVI) 318 #define CONFIG_SYS_CACHE_ACR0 (CONFIG_SYS_SDRAM_BASE | \ 319 CF_ADDRMASK(CONFIG_SYS_SDRAM_SIZE) | \ 320 CF_ACR_EN | CF_ACR_SM_ALL) 321 #define CONFIG_SYS_CACHE_ICACR (CF_CACR_CENB | CF_CACR_CINV | \ 322 CF_CACR_DISD | CF_CACR_INVI | \ 323 CF_CACR_CEIB | CF_CACR_DCM | \ 324 CF_CACR_EUSP) 325 326 /*----------------------------------------------------------------------- 327 * Memory bank definitions 328 * 329 * Please refer also to Motorola Coldfire user manual - Chapter XXX 330 * <http://e-www.motorola.com/files/dsp/doc/ref_manual/MCF5272UM.pdf> 331 */ 332 #define CONFIG_SYS_BR0_PRELIM 0xFFE00201 333 #define CONFIG_SYS_OR0_PRELIM 0xFFE00014 334 335 #define CONFIG_SYS_BR1_PRELIM 0 336 #define CONFIG_SYS_OR1_PRELIM 0 337 338 #define CONFIG_SYS_BR2_PRELIM 0 339 #define CONFIG_SYS_OR2_PRELIM 0 340 341 #define CONFIG_SYS_BR3_PRELIM 0 342 #define CONFIG_SYS_OR3_PRELIM 0 343 344 #define CONFIG_SYS_BR4_PRELIM 0 345 #define CONFIG_SYS_OR4_PRELIM 0 346 347 #define CONFIG_SYS_BR5_PRELIM 0 348 #define CONFIG_SYS_OR5_PRELIM 0 349 350 #define CONFIG_SYS_BR6_PRELIM 0 351 #define CONFIG_SYS_OR6_PRELIM 0 352 353 #define CONFIG_SYS_BR7_PRELIM 0x00000701 354 #define CONFIG_SYS_OR7_PRELIM 0xFF00007C 355 356 /*----------------------------------------------------------------------- 357 * LED config 358 */ 359 #define LED_STAT_0 0xffff /*all LEDs off*/ 360 #define LED_STAT_1 0xfffe 361 #define LED_STAT_2 0xfffd 362 #define LED_STAT_3 0xfffb 363 #define LED_STAT_4 0xfff7 364 #define LED_STAT_5 0xffef 365 #define LED_STAT_6 0xffdf 366 #define LED_STAT_7 0xff00 /*all LEDs on*/ 367 368 /*----------------------------------------------------------------------- 369 * Port configuration (GPIO) 370 */ 371 #define CONFIG_SYS_PACNT 0x00000000 /* PortA control reg.: All pins are external 372 GPIO*/ 373 #define CONFIG_SYS_PADDR 0x00FF /* PortA direction reg.: PA7 to PA0 are outputs 374 (1^=output, 0^=input) */ 375 #define CONFIG_SYS_PADAT LED_STAT_0 /* PortA value reg.: Turn all LED off */ 376 #define CONFIG_SYS_PBCNT 0x55554155 /* PortB control reg.: Ethernet/UART 377 configuration */ 378 #define CONFIG_SYS_PBDDR 0x0000 /* PortB direction: All pins configured as inputs */ 379 #define CONFIG_SYS_PBDAT 0x0000 /* PortB value reg. */ 380 #define CONFIG_SYS_PDCNT 0x00000000 /* PortD control reg. */ 381 382 #endif /* _CONFIG_COBRA5272_H */ 383