1 /* 2 * (C) Copyright 2000-2004 3 * Wolfgang Denk, DENX Software Engineering, wd@denx.de. 4 * 5 * See file CREDITS for list of people who contributed to this 6 * project. 7 * 8 * This program is free software; you can redistribute it and/or 9 * modify it under the terms of the GNU General Public License as 10 * published by the Free Software Foundation; either version 2 of 11 * the License, or (at your option) any later version. 12 * 13 * This program is distributed in the hope that it will be useful, 14 * but WITHOUT ANY WARRANTY; without even the implied warranty of 15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 16 * GNU General Public License for more details. 17 * 18 * You should have received a copy of the GNU General Public License 19 * along with this program; if not, write to the Free Software 20 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, 21 * MA 02111-1307 USA 22 */ 23 24 /* 25 * board/config.h - configuration options, board specific 26 */ 27 28 #ifndef __CONFIG_H 29 #define __CONFIG_H 30 31 /* 32 * High Level Configuration Options 33 * (easy to change) 34 */ 35 36 #define CONFIG_405GP 1 /* This is a PPC405GP CPU */ 37 #define CONFIG_4xx 1 /* ...member of PPC4xx family */ 38 #define CONFIG_EXBITGEN 1 /* on a Exbit Generic board */ 39 40 #define CONFIG_BOARD_EARLY_INIT_F 1 /* Call board_early_init_f */ 41 42 #define CONFIG_SYS_CLK_FREQ 25000000 /* external frequency to pll */ 43 44 /* I2C configuration */ 45 #define CONFIG_HARD_I2C 1 /* I2C with hardware support */ 46 #define CONFIG_SYS_I2C_SPEED 40000 /* I2C speed */ 47 #define CONFIG_SYS_I2C_SLAVE 0x7F /* I2C slave address */ 48 49 /* environment is in EEPROM */ 50 #define CONFIG_ENV_IS_IN_EEPROM 1 51 #undef CONFIG_ENV_IS_IN_FLASH 52 #undef CONFIG_ENV_IS_IN_NVRAM 53 54 #ifdef CONFIG_ENV_IS_IN_EEPROM 55 #define CONFIG_SYS_I2C_EEPROM_ADDR 0x56 /* 1010110 */ 56 #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 1 /* 8-bit internal addressing */ 57 #define CONFIG_SYS_I2C_EEPROM_ADDR_OVERFLOW 1 /* ... and 1 bit in I2C address */ 58 #define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS 3 /* 4 bytes per page */ 59 #define CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS 40 /* write takes up to 40 msec */ 60 #define CONFIG_ENV_OFFSET 4 /* Offset of Environment Sector */ 61 #define CONFIG_ENV_SIZE 350 /* that is 350 bytes only! */ 62 #endif 63 64 #define CONFIG_BOOTDELAY 10 /* autoboot after 10 seconds */ 65 /* Explanation: 66 autbooting is altogether disabled and cannot be 67 enabled if CONFIG_BOOTDELAY is negative. 68 If you want shorter bootdelay, then 69 - "setenv bootdelay <delay>" to the proper value 70 */ 71 72 #define CONFIG_BOOTCOMMAND "bootm 20400000 20800000" 73 74 #define CONFIG_BOOTARGS "root=/dev/ram " \ 75 "ramdisk_size=32768 " \ 76 "console=ttyS0,115200 " \ 77 "ram=128M debug" 78 79 #define CONFIG_LOADS_ECHO 1 /* echo on for serial download */ 80 #define CONFIG_SYS_LOADS_BAUD_CHANGE 1 /* allow baudrate change */ 81 82 #define CONFIG_MII 1 /* MII PHY management */ 83 #define CONFIG_PHY_ADDR 0 /* PHY address */ 84 #define CONFIG_NET_MULTI 85 86 87 /* 88 * BOOTP options 89 */ 90 #define CONFIG_BOOTP_BOOTFILESIZE 91 #define CONFIG_BOOTP_BOOTPATH 92 #define CONFIG_PPC4xx_EMAC 93 #define CONFIG_BOOTP_GATEWAY 94 #define CONFIG_BOOTP_HOSTNAME 95 96 97 /* 98 * Command line configuration. 99 */ 100 #include <config_cmd_default.h> 101 102 103 #undef CONFIG_WATCHDOG /* watchdog disabled */ 104 105 /* 106 * Miscellaneous configurable options 107 */ 108 #define CONFIG_SYS_LONGHELP /* undef to save memory */ 109 #define CONFIG_SYS_PROMPT "=> " /* Monitor Command Prompt */ 110 #if defined(CONFIG_CMD_KGDB) 111 #define CONFIG_SYS_CBSIZE 1024 /* Console I/O Buffer Size */ 112 #else 113 #define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */ 114 #endif 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_SYS_MEMTEST_START 0x0400000 /* memtest works on */ 120 #define CONFIG_SYS_MEMTEST_END 0x0C00000 /* 4 ... 12 MB in DRAM */ 121 122 /* UART configuration */ 123 #define CONFIG_SYS_BASE_BAUD 691200 124 125 /* Default baud rate */ 126 #define CONFIG_BAUDRATE 115200 127 128 /* The following table includes the supported baudrates */ 129 #define CONFIG_SYS_BAUDRATE_TABLE \ 130 { 300, 600, 1200, 2400, 4800, 9600, 19200, 38400, \ 131 57600, 115200, 230400, 460800, 921600 } 132 133 #define CONFIG_SYS_LOAD_ADDR 0x100000 /* default load address */ 134 #define CONFIG_SYS_EXTBDINFO 1 /* To use extended board_into (bd_t) */ 135 136 #define CONFIG_SYS_HZ 1000 /* decrementer freq: 1 ms ticks */ 137 138 /*----------------------------------------------------------------------- 139 * PCI stuff 140 *----------------------------------------------------------------------- 141 */ 142 #undef CONFIG_PCI /* no pci support */ 143 144 /*----------------------------------------------------------------------- 145 * External peripheral base address 146 *----------------------------------------------------------------------- 147 */ 148 #undef CONFIG_IDE_PCMCIA /* no pcmcia interface required */ 149 #undef CONFIG_IDE_LED /* no led for ide supported */ 150 #undef CONFIG_IDE_RESET /* no reset for ide supported */ 151 152 #define CONFIG_SYS_KEY_REG_BASE_ADDR 0xF0100000 153 #define CONFIG_SYS_IR_REG_BASE_ADDR 0xF0200000 154 #define CONFIG_SYS_FPGA_REG_BASE_ADDR 0xF0300000 155 156 /*----------------------------------------------------------------------- 157 * Start addresses for the final memory configuration 158 * (Set up by the startup code) 159 * Please note that CONFIG_SYS_SDRAM_BASE _must_ start at 0 160 */ 161 #define CONFIG_SYS_SDRAM_BASE 0x00000000 162 #define CONFIG_SYS_FLASH0_BASE 0xFFF80000 163 #define CONFIG_SYS_FLASH0_SIZE 0x00080000 164 #define CONFIG_SYS_FLASH1_BASE 0x20000000 165 #define CONFIG_SYS_FLASH1_SIZE 0x02000000 166 #define CONFIG_SYS_FLASH_BASE CONFIG_SYS_FLASH0_BASE 167 #define CONFIG_SYS_FLASH_SIZE CONFIG_SYS_FLASH0_SIZE 168 #define CONFIG_SYS_MONITOR_BASE TEXT_BASE 169 #define CONFIG_SYS_MONITOR_LEN (192 * 1024) /* Reserve 196 kB for Monitor */ 170 #define CONFIG_SYS_MALLOC_LEN (128 * 1024) /* Reserve 128 kB for malloc() */ 171 172 #if CONFIG_SYS_MONITOR_BASE < CONFIG_SYS_FLASH0_BASE 173 #define CONFIG_SYS_RAMSTART 174 #endif 175 176 /* 177 * For booting Linux, the board info and command line data 178 * have to be in the first 8 MB of memory, since this is 179 * the maximum mapped by the Linux kernel during initialization. 180 */ 181 #define CONFIG_SYS_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */ 182 /*----------------------------------------------------------------------- 183 * FLASH organization 184 */ 185 #define CONFIG_SYS_MAX_FLASH_BANKS 5 /* max number of memory banks */ 186 #define CONFIG_SYS_MAX_FLASH_SECT 128 /* max number of sectors on one chip */ 187 188 #define CONFIG_SYS_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase (in ms) */ 189 #define CONFIG_SYS_FLASH_WRITE_TOUT 500 /* Timeout for Flash Write (in ms) */ 190 191 #ifdef CONFIG_ENV_IS_IN_FLASH 192 #define CONFIG_ENV_OFFSET 0x00060000 /* Offset of Environment Sector */ 193 #define CONFIG_ENV_SIZE 0x00010000 /* Total Size of Environment Sector */ 194 #define CONFIG_ENV_SECT_SIZE 0x00010000 /* see README - env sector total size */ 195 #endif 196 197 /* On Chip Memory location/size */ 198 #define CONFIG_SYS_OCM_DATA_ADDR 0xF8000000 199 #define CONFIG_SYS_OCM_DATA_SIZE 0x1000 200 201 /* Global info and initial stack */ 202 #define CONFIG_SYS_INIT_RAM_ADDR CONFIG_SYS_OCM_DATA_ADDR /* inside of on-chip SRAM */ 203 #define CONFIG_SYS_INIT_RAM_END CONFIG_SYS_OCM_DATA_SIZE /* End of used area in RAM */ 204 #define CONFIG_SYS_GBL_DATA_SIZE 128 /* size in bytes reserved for initial data */ 205 #define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_INIT_RAM_END - CONFIG_SYS_GBL_DATA_SIZE) 206 #define CONFIG_SYS_INIT_SP_OFFSET CONFIG_SYS_GBL_DATA_OFFSET 207 208 /* 209 * Internal Definitions 210 * 211 * Boot Flags 212 */ 213 #define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */ 214 #define BOOTFLAG_WARM 0x02 /* Software reboot */ 215 216 #if defined(CONFIG_CMD_KGDB) 217 #define CONFIG_KGDB_BAUDRATE 230400 /* speed to run kgdb serial port */ 218 #define CONFIG_KGDB_SER_INDEX 2 /* which serial port to use */ 219 #endif 220 #endif /* __CONFIG_H */ 221