1/* 2 * Configuation settings for the Sentec Cobra Board. 3 * 4 * (C) Copyright 2003 Josef Baumgartner <josef.baumgartner@telex.de> 5 * 6 * See file CREDITS for list of people who contributed to this 7 * project. 8 * 9 * This program is free software; you can redistribute it and/or 10 * modify it under the terms of the GNU General Public License as 11 * published by the Free Software Foundation; either version 2 of 12 * the License, or (at your option) any later version. 13 * 14 * This program is distributed in the hope that it will be useful, 15 * but WITHOUT ANY WARRANTY; without even the implied warranty of 16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 17 * GNU General Public License for more details. 18 * 19 * You should have received a copy of the GNU General Public License 20 * along with this program; if not, write to the Free Software 21 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, 22 * MA 02111-1307 USA 23 */ 24 25/* --- 26 * Version: U-boot 1.0.0 - initial release for Sentec COBRA5272 board 27 * Date: 2004-03-29 28 * Author: Florian Schlote 29 * 30 * For a description of configuration options please refer also to the 31 * general u-boot-1.x.x/README file 32 * --- 33 */ 34 35/* --- 36 * board/config.h - configuration options, board specific 37 * --- 38 */ 39 40#ifndef _CONFIG_COBRA5272_H 41#define _CONFIG_COBRA5272_H 42 43/* --- 44 * Define processor 45 * possible values for Sentec board: only Coldfire M5272 processor supported 46 * (please do not change) 47 * --- 48 */ 49 50#define CONFIG_MCF52x2 /* define processor family */ 51#define CONFIG_M5272 /* define processor type */ 52 53/* --- 54 * Defines processor clock - important for correct timings concerning serial 55 * interface etc. 56 * CONFIG_SYS_HZ gives unit: 1000 -> 1 Hz ^= 1000 ms 57 * --- 58 */ 59 60#define CONFIG_SYS_HZ 1000 61#define CONFIG_SYS_CLK 66000000 62#define CONFIG_SYS_SDRAM_SIZE 16 /* SDRAM size in MB */ 63 64/* --- 65 * Enable use of Ethernet 66 * --- 67 */ 68#define CONFIG_MCFFEC 69 70/* Enable Dma Timer */ 71#define CONFIG_MCFTMR 72 73/* --- 74 * Define baudrate for UART1 (console output, tftp, ...) 75 * default value of CONFIG_BAUDRATE for Sentec board: 19200 baud 76 * CONFIG_SYS_BAUDRATE_TABLE defines values that can be selected in u-boot command 77 * interface 78 * --- 79 */ 80 81#define CONFIG_MCFUART 82#define CONFIG_SYS_UART_PORT (0) 83#define CONFIG_BAUDRATE 19200 84 85/* --- 86 * set "#if 0" to "#if 1" if (Hardware)-WATCHDOG should be enabled & change 87 * timeout acc. to your needs 88 * #define CONFIG_WATCHDOG_TIMEOUT x , x is timeout in milliseconds, e. g. 10000 89 * for 10 sec 90 * --- 91 */ 92 93#if 0 94#define CONFIG_WATCHDOG 95#define CONFIG_WATCHDOG_TIMEOUT 10000 /* timeout in milliseconds */ 96#endif 97 98/* --- 99 * CONFIG_MONITOR_IS_IN_RAM defines if u-boot is started from a different 100 * bootloader residing in flash ('chainloading'); if you want to use 101 * chainloading or want to compile a u-boot binary that can be loaded into 102 * RAM via BDM set 103 * "#if 0" to "#if 1" 104 * You will need a first stage bootloader then, e. g. colilo or a working BDM 105 * cable (Background Debug Mode) 106 * 107 * Setting #if 0: u-boot will start from flash and relocate itself to RAM 108 * 109 * Please do not forget to modify the setting of CONFIG_SYS_TEXT_BASE 110 * in board/cobra5272/config.mk accordingly (#if 0: 0xffe00000; #if 1: 0x20000) 111 * 112 * --- 113 */ 114 115#if 0 116#define CONFIG_MONITOR_IS_IN_RAM /* monitor is started from a preloader */ 117#endif 118 119/* --- 120 * Configuration for environment 121 * Environment is embedded in u-boot in the second sector of the flash 122 * --- 123 */ 124 125#ifndef CONFIG_MONITOR_IS_IN_RAM 126#define CONFIG_ENV_OFFSET 0x4000 127#define CONFIG_ENV_SECT_SIZE 0x2000 128#define CONFIG_ENV_IS_IN_FLASH 1 129#else 130#define CONFIG_ENV_ADDR 0xffe04000 131#define CONFIG_ENV_SECT_SIZE 0x2000 132#define CONFIG_ENV_IS_IN_FLASH 1 133#endif 134 135 136/* 137 * BOOTP options 138 */ 139#define CONFIG_BOOTP_BOOTFILESIZE 140#define CONFIG_BOOTP_BOOTPATH 141#define CONFIG_BOOTP_GATEWAY 142#define CONFIG_BOOTP_HOSTNAME 143 144 145/* 146 * Command line configuration. 147 */ 148#include <config_cmd_default.h> 149 150#define CONFIG_CMD_PING 151 152#undef CONFIG_CMD_LOADS 153#undef CONFIG_CMD_LOADB 154#undef CONFIG_CMD_MII 155 156#ifdef CONFIG_MCFFEC 157# define CONFIG_MII 1 158# define CONFIG_MII_INIT 1 159# define CONFIG_SYS_DISCOVER_PHY 160# define CONFIG_SYS_RX_ETH_BUFFER 8 161# define CONFIG_SYS_FAULT_ECHO_LINK_DOWN 162 163# define CONFIG_SYS_FEC0_PINMUX 0 164# define CONFIG_SYS_FEC0_MIIBASE CONFIG_SYS_FEC0_IOBASE 165# define MCFFEC_TOUT_LOOP 50000 166/* If CONFIG_SYS_DISCOVER_PHY is not defined - hardcoded */ 167# ifndef CONFIG_SYS_DISCOVER_PHY 168# define FECDUPLEX FULL 169# define FECSPEED _100BASET 170# else 171# ifndef CONFIG_SYS_FAULT_ECHO_LINK_DOWN 172# define CONFIG_SYS_FAULT_ECHO_LINK_DOWN 173# endif 174# endif /* CONFIG_SYS_DISCOVER_PHY */ 175#endif 176 177/* 178 *----------------------------------------------------------------------------- 179 * Define user parameters that have to be customized most likely 180 *----------------------------------------------------------------------------- 181 */ 182 183/*AUTOBOOT settings - booting images automatically by u-boot after power on*/ 184 185#define CONFIG_BOOTDELAY 5 /* used for autoboot, delay in 186seconds u-boot will wait before starting defined (auto-)boot command, setting 187to -1 disables delay, setting to 0 will too prevent access to u-boot command 188interface: u-boot then has to reflashed */ 189 190 191/* The following settings will be contained in the environment block ; if you 192want to use a neutral environment all those settings can be manually set in 193u-boot: 'set' command */ 194 195#if 0 196 197#define CONFIG_BOOTCOMMAND "bootm 0xffe80000" /*Autoboto command, please 198enter a valid image address in flash */ 199 200#define CONFIG_BOOTARGS " " /* default bootargs that are 201considered during boot */ 202 203/* User network settings */ 204 205#define CONFIG_ETHADDR 00:00:00:00:00:09 /* default ethernet MAC addr. */ 206#define CONFIG_IPADDR 192.168.100.2 /* default board IP address */ 207#define CONFIG_SERVERIP 192.168.100.1 /* default tftp server IP address */ 208 209#endif 210 211#define CONFIG_SYS_PROMPT "COBRA > " /* Layout of u-boot prompt*/ 212 213#define CONFIG_SYS_LOAD_ADDR 0x20000 /*Defines default RAM address 214from which user programs will be started */ 215 216/*---*/ 217 218#define CONFIG_SYS_LONGHELP /* undef to save memory */ 219 220#if defined(CONFIG_CMD_KGDB) 221#define CONFIG_SYS_CBSIZE 1024 /* Console I/O Buffer Size */ 222#else 223#define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */ 224#endif 225#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16) /* Print Buffer Size */ 226#define CONFIG_SYS_MAXARGS 16 /* max number of command args */ 227#define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot Argument Buffer Size */ 228 229/* 230 *----------------------------------------------------------------------------- 231 * End of user parameters to be customized 232 *----------------------------------------------------------------------------- 233 */ 234 235/* --- 236 * Defines memory range for test 237 * --- 238 */ 239 240#define CONFIG_SYS_MEMTEST_START 0x400 241#define CONFIG_SYS_MEMTEST_END 0x380000 242 243/* --- 244 * Low Level Configuration Settings 245 * (address mappings, register initial values, etc.) 246 * You should know what you are doing if you make changes here. 247 * --- 248 */ 249 250/* --- 251 * Base register address 252 * --- 253 */ 254 255#define CONFIG_SYS_MBAR 0x10000000 /* Register Base Addrs */ 256 257/* --- 258 * System Conf. Reg. & System Protection Reg. 259 * --- 260 */ 261 262#define CONFIG_SYS_SCR 0x0003 263#define CONFIG_SYS_SPR 0xffff 264 265/* --- 266 * Ethernet settings 267 * --- 268 */ 269 270#define CONFIG_SYS_DISCOVER_PHY 271#define CONFIG_SYS_ENET_BD_BASE 0x780000 272 273/*----------------------------------------------------------------------- 274 * Definitions for initial stack pointer and data area (in internal SRAM) 275 */ 276#define CONFIG_SYS_INIT_RAM_ADDR 0x20000000 277#define CONFIG_SYS_INIT_RAM_SIZE 0x1000 /* Size of used area in internal SRAM */ 278#define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE) 279#define CONFIG_SYS_INIT_SP_OFFSET CONFIG_SYS_GBL_DATA_OFFSET 280 281/*----------------------------------------------------------------------- 282 * Start addresses for the final memory configuration 283 * (Set up by the startup code) 284 * Please note that CONFIG_SYS_SDRAM_BASE _must_ start at 0 285 */ 286#define CONFIG_SYS_SDRAM_BASE 0x00000000 287 288/* 289 *------------------------------------------------------------------------- 290 * RAM SIZE (is defined above) 291 *----------------------------------------------------------------------- 292 */ 293 294/* #define CONFIG_SYS_SDRAM_SIZE 16 */ 295 296/* 297 *----------------------------------------------------------------------- 298 */ 299 300#define CONFIG_SYS_FLASH_BASE 0xffe00000 301 302#ifdef CONFIG_MONITOR_IS_IN_RAM 303#define CONFIG_SYS_MONITOR_BASE 0x20000 304#else 305#define CONFIG_SYS_MONITOR_BASE (CONFIG_SYS_FLASH_BASE + 0x400) 306#endif 307 308#define CONFIG_SYS_MONITOR_LEN 0x20000 309#define CONFIG_SYS_MALLOC_LEN (256 << 10) 310#define CONFIG_SYS_BOOTPARAMS_LEN 64*1024 311 312/* 313 * For booting Linux, the board info and command line data 314 * have to be in the first 8 MB of memory, since this is 315 * the maximum mapped by the Linux kernel during initialization ?? 316 */ 317#define CONFIG_SYS_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */ 318 319/*----------------------------------------------------------------------- 320 * FLASH organization 321 */ 322#define CONFIG_SYS_MAX_FLASH_BANKS 1 /* max number of memory banks */ 323#define CONFIG_SYS_MAX_FLASH_SECT 11 /* max number of sectors on one chip */ 324#define CONFIG_SYS_FLASH_ERASE_TOUT 1000 /* flash timeout */ 325 326/*----------------------------------------------------------------------- 327 * Cache Configuration 328 */ 329#define CONFIG_SYS_CACHELINE_SIZE 16 330 331#define ICACHE_STATUS (CONFIG_SYS_INIT_RAM_ADDR + \ 332 CONFIG_SYS_INIT_RAM_SIZE - 8) 333#define DCACHE_STATUS (CONFIG_SYS_INIT_RAM_ADDR + \ 334 CONFIG_SYS_INIT_RAM_SIZE - 4) 335#define CONFIG_SYS_ICACHE_INV (CF_CACR_CINV | CF_CACR_INVI) 336#define CONFIG_SYS_CACHE_ACR0 (CONFIG_SYS_SDRAM_BASE | \ 337 CF_ADDRMASK(CONFIG_SYS_SDRAM_SIZE) | \ 338 CF_ACR_EN | CF_ACR_SM_ALL) 339#define CONFIG_SYS_CACHE_ICACR (CF_CACR_CENB | CF_CACR_CINV | \ 340 CF_CACR_DISD | CF_CACR_INVI | \ 341 CF_CACR_CEIB | CF_CACR_DCM | \ 342 CF_CACR_EUSP) 343 344/*----------------------------------------------------------------------- 345 * Memory bank definitions 346 * 347 * Please refer also to Motorola Coldfire user manual - Chapter XXX 348 * <http://e-www.motorola.com/files/dsp/doc/ref_manual/MCF5272UM.pdf> 349 */ 350#define CONFIG_SYS_BR0_PRELIM 0xFFE00201 351#define CONFIG_SYS_OR0_PRELIM 0xFFE00014 352 353#define CONFIG_SYS_BR1_PRELIM 0 354#define CONFIG_SYS_OR1_PRELIM 0 355 356#define CONFIG_SYS_BR2_PRELIM 0 357#define CONFIG_SYS_OR2_PRELIM 0 358 359#define CONFIG_SYS_BR3_PRELIM 0 360#define CONFIG_SYS_OR3_PRELIM 0 361 362#define CONFIG_SYS_BR4_PRELIM 0 363#define CONFIG_SYS_OR4_PRELIM 0 364 365#define CONFIG_SYS_BR5_PRELIM 0 366#define CONFIG_SYS_OR5_PRELIM 0 367 368#define CONFIG_SYS_BR6_PRELIM 0 369#define CONFIG_SYS_OR6_PRELIM 0 370 371#define CONFIG_SYS_BR7_PRELIM 0x00000701 372#define CONFIG_SYS_OR7_PRELIM 0xFF00007C 373 374/*----------------------------------------------------------------------- 375 * LED config 376 */ 377#define LED_STAT_0 0xffff /*all LEDs off*/ 378#define LED_STAT_1 0xfffe 379#define LED_STAT_2 0xfffd 380#define LED_STAT_3 0xfffb 381#define LED_STAT_4 0xfff7 382#define LED_STAT_5 0xffef 383#define LED_STAT_6 0xffdf 384#define LED_STAT_7 0xff00 /*all LEDs on*/ 385 386/*----------------------------------------------------------------------- 387 * Port configuration (GPIO) 388 */ 389#define CONFIG_SYS_PACNT 0x00000000 /* PortA control reg.: All pins are external 390GPIO*/ 391#define CONFIG_SYS_PADDR 0x00FF /* PortA direction reg.: PA7 to PA0 are outputs 392(1^=output, 0^=input) */ 393#define CONFIG_SYS_PADAT LED_STAT_0 /* PortA value reg.: Turn all LED off */ 394#define CONFIG_SYS_PBCNT 0x55554155 /* PortB control reg.: Ethernet/UART 395configuration */ 396#define CONFIG_SYS_PBDDR 0x0000 /* PortB direction: All pins configured as inputs */ 397#define CONFIG_SYS_PBDAT 0x0000 /* PortB value reg. */ 398#define CONFIG_SYS_PDCNT 0x00000000 /* PortD control reg. */ 399 400#endif /* _CONFIG_COBRA5272_H */ 401