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