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