1/* 2 * Copyright (c) 2004 Cucy Systems (http://www.cucy.com) 3 * Curt Brune <curt@cucy.com> 4 * 5 * Configuation settings for evb4510 board. 6 * 7 * See file CREDITS for list of people who contributed to this 8 * project. 9 * 10 * This program is free software; you can redistribute it and/or 11 * modify it under the terms of the GNU General Public License as 12 * published by the Free Software Foundation; either version 2 of 13 * the License, or (at your option) any later version. 14 * 15 * This program is distributed in the hope that it will be useful, 16 * but WITHOUT ANY WARRANTY; without even the implied warranty of 17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 18 * GNU General Public License for more details. 19 * 20 * You should have received a copy of the GNU General Public License 21 * along with this program; if not, write to the Free Software 22 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, 23 * MA 02111-1307 USA 24 */ 25 26#ifndef __CONFIG_H 27#define __CONFIG_H 28 29/* 30 * If we are developing, we might want to start u-boot from ram 31 * so we MUST NOT initialize critical regs like mem-timing ... 32 * 33 * Also swap the flash1 and flash2 addresses during debug. 34 * 35 * #define CONFIG_SKIP_LOWLEVEL_INIT 36 */ 37 38/* 39 * High Level Configuration Options 40 * (easy to change) 41 */ 42#define CONFIG_ARM7 1 /* This is a ARM7 CPU */ 43#define CONFIG_ARM_THUMB 1 /* this is an ARM7TDMI */ 44#define CONFIG_S3C4510B 1 /* it's a S3C4510B chip */ 45#define CONFIG_EVB4510 1 /* on an EVB4510 Board */ 46#define CONFIG_SYS_NO_CP15_CACHE 47 48#define CONFIG_USE_IRQ 49#define CONFIG_STACKSIZE_IRQ (4*1024) 50#define CONFIG_STACKSIZE_FIQ (4*1024) 51 52/* 53 * Size of malloc() pool 54 */ 55#define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + 128*1024) 56 57/* 58 * Hardware drivers 59 */ 60#define CONFIG_DRIVER_S3C4510_ETH 1 61#define CONFIG_DRIVER_S3C4510_I2C 1 62#define CONFIG_DRIVER_S3C4510_UART 1 63#define CONFIG_DRIVER_S3C4510_FLASH 1 64 65/* 66 * select serial console configuration 67 */ 68#define CONFIG_SERIAL1 1 /* we use Serial line 1, could also use 2 */ 69 70/* allow to overwrite serial and ethaddr */ 71#define CONFIG_ENV_OVERWRITE 72 73#define CONFIG_BAUDRATE 19200 74 75/* 76 * BOOTP options 77 */ 78#define CONFIG_BOOTP_SUBNETMASK 79#define CONFIG_BOOTP_GATEWAY 80#define CONFIG_BOOTP_HOSTNAME 81#define CONFIG_BOOTP_BOOTPATH 82#define CONFIG_BOOTP_BOOTFILESIZE 83 84 85/* 86 * Command line configuration. 87 */ 88#include <config_cmd_default.h> 89 90#define CONFIG_CMD_PING 91 92 93#define CONFIG_ETHADDR 00:40:95:36:35:33 94#define CONFIG_NETMASK 255.255.255.0 95#define CONFIG_IPADDR 10.0.0.11 96#define CONFIG_SERVERIP 10.0.0.1 97#define CONFIG_CMDLINE_TAG /* submit bootargs to kernel */ 98 99#define CONFIG_BOOTDELAY 2 100#define CONFIG_BOOTCOMMAND "tftp 100000 uImage" 101/* #define CONFIG_BOOTARGS "console=ttyS0,19200 initrd=0x100a0040,530K root=/dev/ram keepinitrd" */ 102 103#if defined(CONFIG_CMD_KGDB) 104#define CONFIG_KGDB_BAUDRATE 19200 /* speed to run kgdb serial port */ 105#define CONFIG_KGDB_SER_INDEX 2 /* which serial port to use */ 106#endif 107 108/* 109 * Miscellaneous configurable options 110 */ 111#define CONFIG_SYS_LONGHELP /* undef to save memory */ 112#define CONFIG_SYS_PROMPT "evb4510 # " /* Monitor Command Prompt */ 113#define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */ 114#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16) /* Print Buffer Size */ 115#define CONFIG_SYS_MAXARGS 16 /* max number of command args */ 116#define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot Argument Buffer Size */ 117 118#define CONFIG_CMDLINE_TAG /* allow passing of command line args to linux */ 119#define CONFIG_SETUP_MEMORY_TAGS 120#define CONFIG_INITRD_TAG 121 122#define CONFIG_SYS_MEMTEST_START 0x00000000 /* memtest works on */ 123#define CONFIG_SYS_MEMTEST_END 0x00780000 /* 4 ... 8 MB in DRAM */ 124 125#define CONFIG_SYS_LOAD_ADDR 0x00000000 /* default load address */ 126 127#define CONFIG_SYS_SYS_CLK_FREQ 50000000 /* CPU freq: 50 MHz */ 128#define CONFIG_SYS_HZ 1000 /* decrementer freq: 1 KHz */ 129 130 /* valid baudrates */ 131#define CONFIG_SYS_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 } 132 133/*----------------------------------------------------------------------- 134 * Stack sizes 135 * 136 * The stack sizes are set up in start.S using the settings below 137*/ 138#define CONFIG_STACKSIZE (128*1024) /* regular stack */ 139#ifdef CONFIG_USE_IRQ 140#define CONFIG_STACKSIZE_IRQ (4*1024) /* IRQ stack */ 141#define CONFIG_STACKSIZE_FIQ (4*1024) /* FIQ stack */ 142#endif 143 144/*----------------------------------------------------------------------- 145 * Physical Memory Map after relocation 146 */ 147#define CONFIG_NR_DRAM_BANKS 1 /* we have 1 banks of DRAM */ 148#define PHYS_SDRAM_1 0x00000000 /* SDRAM Bank #1 */ 149#define PHYS_SDRAM_1_SIZE 0x00800000 /* 8 MB */ 150 151#define PHYS_FLASH_1 0x01000000 /* Flash Bank #1 */ 152#define PHYS_FLASH_1_SIZE 0x00200000 /* 2 MB (one chip, 8bit access) */ 153 154#define PHYS_FLASH_2 0x02000000 /* Flash Bank #2 */ 155#define PHYS_FLASH_2_SIZE 0x00080000 /* 512KB (one chip, 8bit access) */ 156 157#define CONFIG_SYS_FLASH_BASE PHYS_FLASH_1 158#define CONFIG_SYS_FLASH_SIZE PHYS_FLASH_1_SIZE 159 160/*----------------------------------------------------------------------- 161 * FLASH and environment organization 162 */ 163#define CONFIG_SYS_MAX_FLASH_BANKS 1 /* max number of memory banks */ 164#define CONFIG_SYS_MAX_FLASH_SECT 35 /* max number of sectors on one chip */ 165#define CONFIG_SYS_MAIN_SECT_SIZE 0x00010000 /* main size of sectors on one chip */ 166 167/* timeout values are in ticks */ 168#define CONFIG_SYS_FLASH_ERASE_TOUT (4*CONFIG_SYS_HZ) /* Timeout for Flash Erase */ 169#define CONFIG_SYS_FLASH_WRITE_TOUT (2*CONFIG_SYS_HZ) /* Timeout for Flash Write */ 170 171/* environment settings */ 172#define CONFIG_ENV_IS_IN_FLASH 173#undef CONFIG_ENV_IS_NOWHERE 174 175#define CONFIG_ENV_ADDR (CONFIG_SYS_FLASH_BASE + 0x20000) /* environment start address */ 176#define CONFIG_ENV_SECT_SIZE 0x10000 /* Total Size of Environment Sector */ 177#define CONFIG_ENV_SIZE 0x1000 /* max size for environment */ 178 179#endif /* __CONFIG_H */ 180