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