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