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#define CONFIG_BOOTDELAY 5 /* used for autoboot, delay in 153seconds u-boot will wait before starting defined (auto-)boot command, setting 154to -1 disables delay, setting to 0 will too prevent access to u-boot command 155interface: u-boot then has to reflashed */ 156 157/* The following settings will be contained in the environment block ; if you 158want to use a neutral environment all those settings can be manually set in 159u-boot: 'set' command */ 160 161#if 0 162 163#define CONFIG_BOOTCOMMAND "bootm 0xffe80000" /*Autoboto command, please 164enter a valid image address in flash */ 165 166#define CONFIG_BOOTARGS " " /* default bootargs that are 167considered during boot */ 168 169/* User network settings */ 170 171#define CONFIG_IPADDR 192.168.100.2 /* default board IP address */ 172#define CONFIG_SERVERIP 192.168.100.1 /* default tftp server IP address */ 173 174#endif 175 176#define CONFIG_SYS_LOAD_ADDR 0x20000 /*Defines default RAM address 177from which user programs will be started */ 178 179/*---*/ 180 181#define CONFIG_SYS_LONGHELP /* undef to save memory */ 182 183#if defined(CONFIG_CMD_KGDB) 184#define CONFIG_SYS_CBSIZE 1024 /* Console I/O Buffer Size */ 185#else 186#define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */ 187#endif 188#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16) /* Print Buffer Size */ 189#define CONFIG_SYS_MAXARGS 16 /* max number of command args */ 190#define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot Argument Buffer Size */ 191 192/* 193 *----------------------------------------------------------------------------- 194 * End of user parameters to be customized 195 *----------------------------------------------------------------------------- 196 */ 197 198/* --- 199 * Defines memory range for test 200 * --- 201 */ 202 203#define CONFIG_SYS_MEMTEST_START 0x400 204#define CONFIG_SYS_MEMTEST_END 0x380000 205 206/* --- 207 * Low Level Configuration Settings 208 * (address mappings, register initial values, etc.) 209 * You should know what you are doing if you make changes here. 210 * --- 211 */ 212 213/* --- 214 * Base register address 215 * --- 216 */ 217 218#define CONFIG_SYS_MBAR 0x10000000 /* Register Base Addrs */ 219 220/* --- 221 * System Conf. Reg. & System Protection Reg. 222 * --- 223 */ 224 225#define CONFIG_SYS_SCR 0x0003 226#define CONFIG_SYS_SPR 0xffff 227 228/* --- 229 * Ethernet settings 230 * --- 231 */ 232 233#define CONFIG_SYS_DISCOVER_PHY 234#define CONFIG_SYS_ENET_BD_BASE 0x780000 235 236/*----------------------------------------------------------------------- 237 * Definitions for initial stack pointer and data area (in internal SRAM) 238 */ 239#define CONFIG_SYS_INIT_RAM_ADDR 0x20000000 240#define CONFIG_SYS_INIT_RAM_SIZE 0x1000 /* Size of used area in internal SRAM */ 241#define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE) 242#define CONFIG_SYS_INIT_SP_OFFSET CONFIG_SYS_GBL_DATA_OFFSET 243 244/*----------------------------------------------------------------------- 245 * Start addresses for the final memory configuration 246 * (Set up by the startup code) 247 * Please note that CONFIG_SYS_SDRAM_BASE _must_ start at 0 248 */ 249#define CONFIG_SYS_SDRAM_BASE 0x00000000 250 251/* 252 *------------------------------------------------------------------------- 253 * RAM SIZE (is defined above) 254 *----------------------------------------------------------------------- 255 */ 256 257/* #define CONFIG_SYS_SDRAM_SIZE 16 */ 258 259/* 260 *----------------------------------------------------------------------- 261 */ 262 263#define CONFIG_SYS_FLASH_BASE 0xffe00000 264 265#ifdef CONFIG_MONITOR_IS_IN_RAM 266#define CONFIG_SYS_MONITOR_BASE 0x20000 267#else 268#define CONFIG_SYS_MONITOR_BASE (CONFIG_SYS_FLASH_BASE + 0x400) 269#endif 270 271#define CONFIG_SYS_MONITOR_LEN 0x20000 272#define CONFIG_SYS_MALLOC_LEN (256 << 10) 273#define CONFIG_SYS_BOOTPARAMS_LEN 64*1024 274 275/* 276 * For booting Linux, the board info and command line data 277 * have to be in the first 8 MB of memory, since this is 278 * the maximum mapped by the Linux kernel during initialization ?? 279 */ 280#define CONFIG_SYS_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */ 281 282/*----------------------------------------------------------------------- 283 * FLASH organization 284 */ 285#define CONFIG_SYS_MAX_FLASH_BANKS 1 /* max number of memory banks */ 286#define CONFIG_SYS_MAX_FLASH_SECT 11 /* max number of sectors on one chip */ 287#define CONFIG_SYS_FLASH_ERASE_TOUT 1000 /* flash timeout */ 288 289/*----------------------------------------------------------------------- 290 * Cache Configuration 291 */ 292#define CONFIG_SYS_CACHELINE_SIZE 16 293 294#define ICACHE_STATUS (CONFIG_SYS_INIT_RAM_ADDR + \ 295 CONFIG_SYS_INIT_RAM_SIZE - 8) 296#define DCACHE_STATUS (CONFIG_SYS_INIT_RAM_ADDR + \ 297 CONFIG_SYS_INIT_RAM_SIZE - 4) 298#define CONFIG_SYS_ICACHE_INV (CF_CACR_CINV | CF_CACR_INVI) 299#define CONFIG_SYS_CACHE_ACR0 (CONFIG_SYS_SDRAM_BASE | \ 300 CF_ADDRMASK(CONFIG_SYS_SDRAM_SIZE) | \ 301 CF_ACR_EN | CF_ACR_SM_ALL) 302#define CONFIG_SYS_CACHE_ICACR (CF_CACR_CENB | CF_CACR_CINV | \ 303 CF_CACR_DISD | CF_CACR_INVI | \ 304 CF_CACR_CEIB | CF_CACR_DCM | \ 305 CF_CACR_EUSP) 306 307/*----------------------------------------------------------------------- 308 * Memory bank definitions 309 * 310 * Please refer also to Motorola Coldfire user manual - Chapter XXX 311 * <http://e-www.motorola.com/files/dsp/doc/ref_manual/MCF5272UM.pdf> 312 */ 313#define CONFIG_SYS_BR0_PRELIM 0xFFE00201 314#define CONFIG_SYS_OR0_PRELIM 0xFFE00014 315 316#define CONFIG_SYS_BR1_PRELIM 0 317#define CONFIG_SYS_OR1_PRELIM 0 318 319#define CONFIG_SYS_BR2_PRELIM 0 320#define CONFIG_SYS_OR2_PRELIM 0 321 322#define CONFIG_SYS_BR3_PRELIM 0 323#define CONFIG_SYS_OR3_PRELIM 0 324 325#define CONFIG_SYS_BR4_PRELIM 0 326#define CONFIG_SYS_OR4_PRELIM 0 327 328#define CONFIG_SYS_BR5_PRELIM 0 329#define CONFIG_SYS_OR5_PRELIM 0 330 331#define CONFIG_SYS_BR6_PRELIM 0 332#define CONFIG_SYS_OR6_PRELIM 0 333 334#define CONFIG_SYS_BR7_PRELIM 0x00000701 335#define CONFIG_SYS_OR7_PRELIM 0xFF00007C 336 337/*----------------------------------------------------------------------- 338 * LED config 339 */ 340#define LED_STAT_0 0xffff /*all LEDs off*/ 341#define LED_STAT_1 0xfffe 342#define LED_STAT_2 0xfffd 343#define LED_STAT_3 0xfffb 344#define LED_STAT_4 0xfff7 345#define LED_STAT_5 0xffef 346#define LED_STAT_6 0xffdf 347#define LED_STAT_7 0xff00 /*all LEDs on*/ 348 349/*----------------------------------------------------------------------- 350 * Port configuration (GPIO) 351 */ 352#define CONFIG_SYS_PACNT 0x00000000 /* PortA control reg.: All pins are external 353GPIO*/ 354#define CONFIG_SYS_PADDR 0x00FF /* PortA direction reg.: PA7 to PA0 are outputs 355(1^=output, 0^=input) */ 356#define CONFIG_SYS_PADAT LED_STAT_0 /* PortA value reg.: Turn all LED off */ 357#define CONFIG_SYS_PBCNT 0x55554155 /* PortB control reg.: Ethernet/UART 358configuration */ 359#define CONFIG_SYS_PBDDR 0x0000 /* PortB direction: All pins configured as inputs */ 360#define CONFIG_SYS_PBDAT 0x0000 /* PortB value reg. */ 361#define CONFIG_SYS_PDCNT 0x00000000 /* PortD control reg. */ 362 363#endif /* _CONFIG_COBRA5272_H */ 364