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 #define CONFIG_SYS_GBL_DATA_SIZE 128 57 58 /* 59 * Hardware drivers 60 */ 61 #define CONFIG_DRIVER_S3C4510_ETH 1 62 #define CONFIG_DRIVER_S3C4510_I2C 1 63 #define CONFIG_DRIVER_S3C4510_UART 1 64 #define CONFIG_DRIVER_S3C4510_FLASH 1 65 66 /* 67 * select serial console configuration 68 */ 69 #define CONFIG_SERIAL1 1 /* we use Serial line 1, could also use 2 */ 70 71 /* allow to overwrite serial and ethaddr */ 72 #define CONFIG_ENV_OVERWRITE 73 74 #define CONFIG_BAUDRATE 19200 75 76 /* 77 * BOOTP options 78 */ 79 #define CONFIG_BOOTP_SUBNETMASK 80 #define CONFIG_BOOTP_GATEWAY 81 #define CONFIG_BOOTP_HOSTNAME 82 #define CONFIG_BOOTP_BOOTPATH 83 #define CONFIG_BOOTP_BOOTFILESIZE 84 85 86 /* 87 * Command line configuration. 88 */ 89 #include <config_cmd_default.h> 90 91 #define CONFIG_CMD_PING 92 93 94 #define CONFIG_ETHADDR 00:40:95:36:35:33 95 #define CONFIG_NETMASK 255.255.255.0 96 #define CONFIG_IPADDR 10.0.0.11 97 #define CONFIG_SERVERIP 10.0.0.1 98 #define CONFIG_CMDLINE_TAG /* submit bootargs to kernel */ 99 100 #define CONFIG_BOOTDELAY 2 101 #define CONFIG_BOOTCOMMAND "tftp 100000 uImage" 102 /* #define CONFIG_BOOTARGS "console=ttyS0,19200 initrd=0x100a0040,530K root=/dev/ram keepinitrd" */ 103 104 #if defined(CONFIG_CMD_KGDB) 105 #define CONFIG_KGDB_BAUDRATE 19200 /* speed to run kgdb serial port */ 106 #define CONFIG_KGDB_SER_INDEX 2 /* which serial port to use */ 107 #endif 108 109 /* 110 * Miscellaneous configurable options 111 */ 112 #define CONFIG_SYS_LONGHELP /* undef to save memory */ 113 #define CONFIG_SYS_PROMPT "evb4510 # " /* Monitor Command Prompt */ 114 #define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */ 115 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16) /* Print Buffer Size */ 116 #define CONFIG_SYS_MAXARGS 16 /* max number of command args */ 117 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot Argument Buffer Size */ 118 119 #define CONFIG_CMDLINE_TAG /* allow passing of command line args to linux */ 120 #define CONFIG_SETUP_MEMORY_TAGS 121 #define CONFIG_INITRD_TAG 122 123 #define CONFIG_SYS_MEMTEST_START 0x00000000 /* memtest works on */ 124 #define CONFIG_SYS_MEMTEST_END 0x00780000 /* 4 ... 8 MB in DRAM */ 125 126 #define CONFIG_SYS_LOAD_ADDR 0x00000000 /* default load address */ 127 128 #define CONFIG_SYS_SYS_CLK_FREQ 50000000 /* CPU freq: 50 MHz */ 129 #define CONFIG_SYS_HZ 1000 /* decrementer freq: 1 KHz */ 130 131 /* valid baudrates */ 132 #define CONFIG_SYS_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 } 133 134 /*----------------------------------------------------------------------- 135 * Stack sizes 136 * 137 * The stack sizes are set up in start.S using the settings below 138 */ 139 #define CONFIG_STACKSIZE (128*1024) /* regular stack */ 140 #ifdef CONFIG_USE_IRQ 141 #define CONFIG_STACKSIZE_IRQ (4*1024) /* IRQ stack */ 142 #define CONFIG_STACKSIZE_FIQ (4*1024) /* FIQ stack */ 143 #endif 144 145 /*----------------------------------------------------------------------- 146 * Physical Memory Map after relocation 147 */ 148 #define CONFIG_NR_DRAM_BANKS 1 /* we have 1 banks of DRAM */ 149 #define PHYS_SDRAM_1 0x00000000 /* SDRAM Bank #1 */ 150 #define PHYS_SDRAM_1_SIZE 0x00800000 /* 8 MB */ 151 152 #define PHYS_FLASH_1 0x01000000 /* Flash Bank #1 */ 153 #define PHYS_FLASH_1_SIZE 0x00200000 /* 2 MB (one chip, 8bit access) */ 154 155 #define PHYS_FLASH_2 0x02000000 /* Flash Bank #2 */ 156 #define PHYS_FLASH_2_SIZE 0x00080000 /* 512KB (one chip, 8bit access) */ 157 158 #define CONFIG_SYS_FLASH_BASE PHYS_FLASH_1 159 #define CONFIG_SYS_FLASH_SIZE PHYS_FLASH_1_SIZE 160 161 /*----------------------------------------------------------------------- 162 * FLASH and environment organization 163 */ 164 #define CONFIG_SYS_MAX_FLASH_BANKS 1 /* max number of memory banks */ 165 #define CONFIG_SYS_MAX_FLASH_SECT 35 /* max number of sectors on one chip */ 166 #define CONFIG_SYS_MAIN_SECT_SIZE 0x00010000 /* main size of sectors on one chip */ 167 168 /* timeout values are in ticks */ 169 #define CONFIG_SYS_FLASH_ERASE_TOUT (4*CONFIG_SYS_HZ) /* Timeout for Flash Erase */ 170 #define CONFIG_SYS_FLASH_WRITE_TOUT (2*CONFIG_SYS_HZ) /* Timeout for Flash Write */ 171 172 /* environment settings */ 173 #define CONFIG_ENV_IS_IN_FLASH 174 #undef CONFIG_ENV_IS_NOWHERE 175 176 #define CONFIG_ENV_ADDR (CONFIG_SYS_FLASH_BASE + 0x20000) /* environment start address */ 177 #define CONFIG_ENV_SECT_SIZE 0x10000 /* Total Size of Environment Sector */ 178 #define CONFIG_ENV_SIZE 0x1000 /* max size for environment */ 179 180 #endif /* __CONFIG_H */ 181