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