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 * CONFIG_SYS_HZ gives unit: 1000 -> 1 Hz ^= 1000 ms 41 * --- 42 */ 43 44 #define CONFIG_SYS_HZ 1000 45 #define CONFIG_SYS_CLK 66000000 46 #define CONFIG_SYS_SDRAM_SIZE 16 /* SDRAM size in MB */ 47 48 /* --- 49 * Enable use of Ethernet 50 * --- 51 */ 52 #define CONFIG_MCFFEC 53 54 /* Enable Dma Timer */ 55 #define CONFIG_MCFTMR 56 57 /* --- 58 * Define baudrate for UART1 (console output, tftp, ...) 59 * default value of CONFIG_BAUDRATE for Sentec board: 19200 baud 60 * CONFIG_SYS_BAUDRATE_TABLE defines values that can be selected in u-boot command 61 * interface 62 * --- 63 */ 64 65 #define CONFIG_MCFUART 66 #define CONFIG_SYS_UART_PORT (0) 67 #define CONFIG_BAUDRATE 19200 68 69 /* --- 70 * set "#if 0" to "#if 1" if (Hardware)-WATCHDOG should be enabled & change 71 * timeout acc. to your needs 72 * #define CONFIG_WATCHDOG_TIMEOUT x , x is timeout in milliseconds, e. g. 10000 73 * for 10 sec 74 * --- 75 */ 76 77 #if 0 78 #define CONFIG_WATCHDOG 79 #define CONFIG_WATCHDOG_TIMEOUT 10000 /* timeout in milliseconds */ 80 #endif 81 82 /* --- 83 * CONFIG_MONITOR_IS_IN_RAM defines if u-boot is started from a different 84 * bootloader residing in flash ('chainloading'); if you want to use 85 * chainloading or want to compile a u-boot binary that can be loaded into 86 * RAM via BDM set 87 * "#if 0" to "#if 1" 88 * You will need a first stage bootloader then, e. g. colilo or a working BDM 89 * cable (Background Debug Mode) 90 * 91 * Setting #if 0: u-boot will start from flash and relocate itself to RAM 92 * 93 * Please do not forget to modify the setting of CONFIG_SYS_TEXT_BASE 94 * in board/cobra5272/config.mk accordingly (#if 0: 0xffe00000; #if 1: 0x20000) 95 * 96 * --- 97 */ 98 99 #if 0 100 #define CONFIG_MONITOR_IS_IN_RAM /* monitor is started from a preloader */ 101 #endif 102 103 /* --- 104 * Configuration for environment 105 * Environment is embedded in u-boot in the second sector of the flash 106 * --- 107 */ 108 109 #ifndef CONFIG_MONITOR_IS_IN_RAM 110 #define CONFIG_ENV_OFFSET 0x4000 111 #define CONFIG_ENV_SECT_SIZE 0x2000 112 #define CONFIG_ENV_IS_IN_FLASH 1 113 #else 114 #define CONFIG_ENV_ADDR 0xffe04000 115 #define CONFIG_ENV_SECT_SIZE 0x2000 116 #define CONFIG_ENV_IS_IN_FLASH 1 117 #endif 118 119 120 /* 121 * BOOTP options 122 */ 123 #define CONFIG_BOOTP_BOOTFILESIZE 124 #define CONFIG_BOOTP_BOOTPATH 125 #define CONFIG_BOOTP_GATEWAY 126 #define CONFIG_BOOTP_HOSTNAME 127 128 129 /* 130 * Command line configuration. 131 */ 132 #include <config_cmd_default.h> 133 134 #define CONFIG_CMD_PING 135 136 #undef CONFIG_CMD_LOADS 137 #undef CONFIG_CMD_LOADB 138 #undef CONFIG_CMD_MII 139 140 #ifdef CONFIG_MCFFEC 141 # define CONFIG_MII 1 142 # define CONFIG_MII_INIT 1 143 # define CONFIG_SYS_DISCOVER_PHY 144 # define CONFIG_SYS_RX_ETH_BUFFER 8 145 # define CONFIG_SYS_FAULT_ECHO_LINK_DOWN 146 147 # define CONFIG_SYS_FEC0_PINMUX 0 148 # define CONFIG_SYS_FEC0_MIIBASE CONFIG_SYS_FEC0_IOBASE 149 # define MCFFEC_TOUT_LOOP 50000 150 /* If CONFIG_SYS_DISCOVER_PHY is not defined - hardcoded */ 151 # ifndef CONFIG_SYS_DISCOVER_PHY 152 # define FECDUPLEX FULL 153 # define FECSPEED _100BASET 154 # else 155 # ifndef CONFIG_SYS_FAULT_ECHO_LINK_DOWN 156 # define CONFIG_SYS_FAULT_ECHO_LINK_DOWN 157 # endif 158 # endif /* CONFIG_SYS_DISCOVER_PHY */ 159 #endif 160 161 /* 162 *----------------------------------------------------------------------------- 163 * Define user parameters that have to be customized most likely 164 *----------------------------------------------------------------------------- 165 */ 166 167 /*AUTOBOOT settings - booting images automatically by u-boot after power on*/ 168 169 #define CONFIG_BOOTDELAY 5 /* used for autoboot, delay in 170 seconds u-boot will wait before starting defined (auto-)boot command, setting 171 to -1 disables delay, setting to 0 will too prevent access to u-boot command 172 interface: u-boot then has to reflashed */ 173 174 175 /* The following settings will be contained in the environment block ; if you 176 want to use a neutral environment all those settings can be manually set in 177 u-boot: 'set' command */ 178 179 #if 0 180 181 #define CONFIG_BOOTCOMMAND "bootm 0xffe80000" /*Autoboto command, please 182 enter a valid image address in flash */ 183 184 #define CONFIG_BOOTARGS " " /* default bootargs that are 185 considered during boot */ 186 187 /* User network settings */ 188 189 #define CONFIG_ETHADDR 00:00:00:00:00:09 /* default ethernet MAC addr. */ 190 #define CONFIG_IPADDR 192.168.100.2 /* default board IP address */ 191 #define CONFIG_SERVERIP 192.168.100.1 /* default tftp server IP address */ 192 193 #endif 194 195 #define CONFIG_SYS_PROMPT "COBRA > " /* Layout of u-boot prompt*/ 196 197 #define CONFIG_SYS_LOAD_ADDR 0x20000 /*Defines default RAM address 198 from which user programs will be started */ 199 200 /*---*/ 201 202 #define CONFIG_SYS_LONGHELP /* undef to save memory */ 203 204 #if defined(CONFIG_CMD_KGDB) 205 #define CONFIG_SYS_CBSIZE 1024 /* Console I/O Buffer Size */ 206 #else 207 #define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */ 208 #endif 209 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16) /* Print Buffer Size */ 210 #define CONFIG_SYS_MAXARGS 16 /* max number of command args */ 211 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot Argument Buffer Size */ 212 213 /* 214 *----------------------------------------------------------------------------- 215 * End of user parameters to be customized 216 *----------------------------------------------------------------------------- 217 */ 218 219 /* --- 220 * Defines memory range for test 221 * --- 222 */ 223 224 #define CONFIG_SYS_MEMTEST_START 0x400 225 #define CONFIG_SYS_MEMTEST_END 0x380000 226 227 /* --- 228 * Low Level Configuration Settings 229 * (address mappings, register initial values, etc.) 230 * You should know what you are doing if you make changes here. 231 * --- 232 */ 233 234 /* --- 235 * Base register address 236 * --- 237 */ 238 239 #define CONFIG_SYS_MBAR 0x10000000 /* Register Base Addrs */ 240 241 /* --- 242 * System Conf. Reg. & System Protection Reg. 243 * --- 244 */ 245 246 #define CONFIG_SYS_SCR 0x0003 247 #define CONFIG_SYS_SPR 0xffff 248 249 /* --- 250 * Ethernet settings 251 * --- 252 */ 253 254 #define CONFIG_SYS_DISCOVER_PHY 255 #define CONFIG_SYS_ENET_BD_BASE 0x780000 256 257 /*----------------------------------------------------------------------- 258 * Definitions for initial stack pointer and data area (in internal SRAM) 259 */ 260 #define CONFIG_SYS_INIT_RAM_ADDR 0x20000000 261 #define CONFIG_SYS_INIT_RAM_SIZE 0x1000 /* Size of used area in internal SRAM */ 262 #define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE) 263 #define CONFIG_SYS_INIT_SP_OFFSET CONFIG_SYS_GBL_DATA_OFFSET 264 265 /*----------------------------------------------------------------------- 266 * Start addresses for the final memory configuration 267 * (Set up by the startup code) 268 * Please note that CONFIG_SYS_SDRAM_BASE _must_ start at 0 269 */ 270 #define CONFIG_SYS_SDRAM_BASE 0x00000000 271 272 /* 273 *------------------------------------------------------------------------- 274 * RAM SIZE (is defined above) 275 *----------------------------------------------------------------------- 276 */ 277 278 /* #define CONFIG_SYS_SDRAM_SIZE 16 */ 279 280 /* 281 *----------------------------------------------------------------------- 282 */ 283 284 #define CONFIG_SYS_FLASH_BASE 0xffe00000 285 286 #ifdef CONFIG_MONITOR_IS_IN_RAM 287 #define CONFIG_SYS_MONITOR_BASE 0x20000 288 #else 289 #define CONFIG_SYS_MONITOR_BASE (CONFIG_SYS_FLASH_BASE + 0x400) 290 #endif 291 292 #define CONFIG_SYS_MONITOR_LEN 0x20000 293 #define CONFIG_SYS_MALLOC_LEN (256 << 10) 294 #define CONFIG_SYS_BOOTPARAMS_LEN 64*1024 295 296 /* 297 * For booting Linux, the board info and command line data 298 * have to be in the first 8 MB of memory, since this is 299 * the maximum mapped by the Linux kernel during initialization ?? 300 */ 301 #define CONFIG_SYS_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */ 302 303 /*----------------------------------------------------------------------- 304 * FLASH organization 305 */ 306 #define CONFIG_SYS_MAX_FLASH_BANKS 1 /* max number of memory banks */ 307 #define CONFIG_SYS_MAX_FLASH_SECT 11 /* max number of sectors on one chip */ 308 #define CONFIG_SYS_FLASH_ERASE_TOUT 1000 /* flash timeout */ 309 310 /*----------------------------------------------------------------------- 311 * Cache Configuration 312 */ 313 #define CONFIG_SYS_CACHELINE_SIZE 16 314 315 #define ICACHE_STATUS (CONFIG_SYS_INIT_RAM_ADDR + \ 316 CONFIG_SYS_INIT_RAM_SIZE - 8) 317 #define DCACHE_STATUS (CONFIG_SYS_INIT_RAM_ADDR + \ 318 CONFIG_SYS_INIT_RAM_SIZE - 4) 319 #define CONFIG_SYS_ICACHE_INV (CF_CACR_CINV | CF_CACR_INVI) 320 #define CONFIG_SYS_CACHE_ACR0 (CONFIG_SYS_SDRAM_BASE | \ 321 CF_ADDRMASK(CONFIG_SYS_SDRAM_SIZE) | \ 322 CF_ACR_EN | CF_ACR_SM_ALL) 323 #define CONFIG_SYS_CACHE_ICACR (CF_CACR_CENB | CF_CACR_CINV | \ 324 CF_CACR_DISD | CF_CACR_INVI | \ 325 CF_CACR_CEIB | CF_CACR_DCM | \ 326 CF_CACR_EUSP) 327 328 /*----------------------------------------------------------------------- 329 * Memory bank definitions 330 * 331 * Please refer also to Motorola Coldfire user manual - Chapter XXX 332 * <http://e-www.motorola.com/files/dsp/doc/ref_manual/MCF5272UM.pdf> 333 */ 334 #define CONFIG_SYS_BR0_PRELIM 0xFFE00201 335 #define CONFIG_SYS_OR0_PRELIM 0xFFE00014 336 337 #define CONFIG_SYS_BR1_PRELIM 0 338 #define CONFIG_SYS_OR1_PRELIM 0 339 340 #define CONFIG_SYS_BR2_PRELIM 0 341 #define CONFIG_SYS_OR2_PRELIM 0 342 343 #define CONFIG_SYS_BR3_PRELIM 0 344 #define CONFIG_SYS_OR3_PRELIM 0 345 346 #define CONFIG_SYS_BR4_PRELIM 0 347 #define CONFIG_SYS_OR4_PRELIM 0 348 349 #define CONFIG_SYS_BR5_PRELIM 0 350 #define CONFIG_SYS_OR5_PRELIM 0 351 352 #define CONFIG_SYS_BR6_PRELIM 0 353 #define CONFIG_SYS_OR6_PRELIM 0 354 355 #define CONFIG_SYS_BR7_PRELIM 0x00000701 356 #define CONFIG_SYS_OR7_PRELIM 0xFF00007C 357 358 /*----------------------------------------------------------------------- 359 * LED config 360 */ 361 #define LED_STAT_0 0xffff /*all LEDs off*/ 362 #define LED_STAT_1 0xfffe 363 #define LED_STAT_2 0xfffd 364 #define LED_STAT_3 0xfffb 365 #define LED_STAT_4 0xfff7 366 #define LED_STAT_5 0xffef 367 #define LED_STAT_6 0xffdf 368 #define LED_STAT_7 0xff00 /*all LEDs on*/ 369 370 /*----------------------------------------------------------------------- 371 * Port configuration (GPIO) 372 */ 373 #define CONFIG_SYS_PACNT 0x00000000 /* PortA control reg.: All pins are external 374 GPIO*/ 375 #define CONFIG_SYS_PADDR 0x00FF /* PortA direction reg.: PA7 to PA0 are outputs 376 (1^=output, 0^=input) */ 377 #define CONFIG_SYS_PADAT LED_STAT_0 /* PortA value reg.: Turn all LED off */ 378 #define CONFIG_SYS_PBCNT 0x55554155 /* PortB control reg.: Ethernet/UART 379 configuration */ 380 #define CONFIG_SYS_PBDDR 0x0000 /* PortB direction: All pins configured as inputs */ 381 #define CONFIG_SYS_PBDAT 0x0000 /* PortB value reg. */ 382 #define CONFIG_SYS_PDCNT 0x00000000 /* PortD control reg. */ 383 384 #endif /* _CONFIG_COBRA5272_H */ 385