/* * (C) Copyright 2000-2004 * Wolfgang Denk, DENX Software Engineering, wd@denx.de. * * See file CREDITS for list of people who contributed to this * project. * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License as * published by the Free Software Foundation; either version 2 of * the License, or (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, * MA 02111-1307 USA */ /* * board/config.h - configuration options, board specific */ #ifndef __CONFIG_H #define __CONFIG_H /* * High Level Configuration Options * (easy to change) */ #define CONFIG_405GP 1 /* This is a PPC405GP CPU */ #define CONFIG_4xx 1 /* ...member of PPC4xx family */ #define CONFIG_EXBITGEN 1 /* on a Exbit Generic board */ #define CONFIG_BOARD_EARLY_INIT_F 1 /* Call board_early_init_f */ #define CONFIG_SYS_CLK_FREQ 25000000 /* external frequency to pll */ /* I2C configuration */ #define CONFIG_HARD_I2C 1 /* I2C with hardware support */ #define CFG_I2C_SPEED 40000 /* I2C speed */ #define CFG_I2C_SLAVE 0x7F /* I2C slave address */ /* environment is in EEPROM */ #define CFG_ENV_IS_IN_EEPROM 1 #undef CFG_ENV_IS_IN_FLASH #undef CFG_ENV_IS_IN_NVRAM #ifdef CFG_ENV_IS_IN_EEPROM #define CFG_I2C_EEPROM_ADDR 0x56 /* 1010110 */ #define CFG_I2C_EEPROM_ADDR_LEN 1 /* 8-bit internal addressing */ #define CFG_I2C_EEPROM_ADDR_OVERFLOW 1 /* ... and 1 bit in I2C address */ #define CFG_EEPROM_PAGE_WRITE_BITS 3 /* 4 bytes per page */ #define CFG_EEPROM_PAGE_WRITE_DELAY_MS 40 /* write takes up to 40 msec */ #define CFG_ENV_OFFSET 4 /* Offset of Environment Sector */ #define CFG_ENV_SIZE 350 /* that is 350 bytes only! */ #endif #define CONFIG_BOOTDELAY 10 /* autoboot after 10 seconds */ /* Explanation: autbooting is altogether disabled and cannot be enabled if CONFIG_BOOTDELAY is negative. If you want shorter bootdelay, then - "setenv bootdelay <delay>" to the proper value */ #define CONFIG_BOOTCOMMAND "bootm 20400000 20800000" #define CONFIG_BOOTARGS "root=/dev/ram " \ "ramdisk_size=32768 " \ "console=ttyS0,115200 " \ "ram=128M debug" #define CONFIG_LOADS_ECHO 1 /* echo on for serial download */ #define CFG_LOADS_BAUD_CHANGE 1 /* allow baudrate change */ #define CONFIG_MII 1 /* MII PHY management */ #define CONFIG_PHY_ADDR 0 /* PHY address */ #define CONFIG_COMMANDS (CONFIG_CMD_DFL) /* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */ #include <cmd_confdefs.h> #undef CONFIG_WATCHDOG /* watchdog disabled */ /* * Miscellaneous configurable options */ #define CFG_LONGHELP /* undef to save memory */ #define CFG_PROMPT "=> " /* Monitor Command Prompt */ #if (CONFIG_COMMANDS & CFG_CMD_KGDB) #define CFG_CBSIZE 1024 /* Console I/O Buffer Size */ #else #define CFG_CBSIZE 256 /* Console I/O Buffer Size */ #endif #define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print Buffer Size */ #define CFG_MAXARGS 16 /* max number of command args */ #define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */ #define CFG_MEMTEST_START 0x0400000 /* memtest works on */ #define CFG_MEMTEST_END 0x0C00000 /* 4 ... 12 MB in DRAM */ /* UART configuration */ #define CFG_BASE_BAUD 691200 /* Default baud rate */ #define CONFIG_BAUDRATE 115200 /* The following table includes the supported baudrates */ #define CFG_BAUDRATE_TABLE \ { 300, 600, 1200, 2400, 4800, 9600, 19200, 38400, \ 57600, 115200, 230400, 460800, 921600 } #define CFG_CLKS_IN_HZ 1 /* everything, incl board info, in Hz */ #define CFG_LOAD_ADDR 0x100000 /* default load address */ #define CFG_EXTBDINFO 1 /* To use extended board_into (bd_t) */ #define CFG_HZ 1000 /* decrementer freq: 1 ms ticks */ /*----------------------------------------------------------------------- * PCI stuff *----------------------------------------------------------------------- */ #undef CONFIG_PCI /* no pci support */ /*----------------------------------------------------------------------- * External peripheral base address *----------------------------------------------------------------------- */ #undef CONFIG_IDE_PCMCIA /* no pcmcia interface required */ #undef CONFIG_IDE_LED /* no led for ide supported */ #undef CONFIG_IDE_RESET /* no reset for ide supported */ #define CFG_KEY_REG_BASE_ADDR 0xF0100000 #define CFG_IR_REG_BASE_ADDR 0xF0200000 #define CFG_FPGA_REG_BASE_ADDR 0xF0300000 /*----------------------------------------------------------------------- * Start addresses for the final memory configuration * (Set up by the startup code) * Please note that CFG_SDRAM_BASE _must_ start at 0 */ #define CFG_SDRAM_BASE 0x00000000 #define CFG_FLASH0_BASE 0xFFF80000 #define CFG_FLASH0_SIZE 0x00080000 #define CFG_FLASH1_BASE 0x20000000 #define CFG_FLASH1_SIZE 0x02000000 #define CFG_FLASH_BASE CFG_FLASH0_BASE #define CFG_FLASH_SIZE CFG_FLASH0_SIZE #define CFG_MONITOR_BASE TEXT_BASE #define CFG_MONITOR_LEN (192 * 1024) /* Reserve 196 kB for Monitor */ #define CFG_MALLOC_LEN (128 * 1024) /* Reserve 128 kB for malloc() */ #if CFG_MONITOR_BASE < CFG_FLASH0_BASE #define CFG_RAMSTART #endif /* * For booting Linux, the board info and command line data * have to be in the first 8 MB of memory, since this is * the maximum mapped by the Linux kernel during initialization. */ #define CFG_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */ /*----------------------------------------------------------------------- * FLASH organization */ #define CFG_MAX_FLASH_BANKS 5 /* max number of memory banks */ #define CFG_MAX_FLASH_SECT 128 /* max number of sectors on one chip */ #define CFG_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase (in ms) */ #define CFG_FLASH_WRITE_TOUT 500 /* Timeout for Flash Write (in ms) */ #ifdef CFG_ENV_IS_IN_FLASH #define CFG_ENV_OFFSET 0x00060000 /* Offset of Environment Sector */ #define CFG_ENV_SIZE 0x00010000 /* Total Size of Environment Sector */ #define CFG_ENV_SECT_SIZE 0x00010000 /* see README - env sector total size */ #endif /* On Chip Memory location/size */ #define CFG_OCM_DATA_ADDR 0xF8000000 #define CFG_OCM_DATA_SIZE 0x1000 /* Global info and initial stack */ #define CFG_INIT_RAM_ADDR CFG_OCM_DATA_ADDR /* inside of on-chip SRAM */ #define CFG_INIT_RAM_END CFG_OCM_DATA_SIZE /* End of used area in RAM */ #define CFG_GBL_DATA_SIZE 128 /* size in bytes reserved for initial data */ #define CFG_GBL_DATA_OFFSET (CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE) #define CFG_INIT_SP_OFFSET CFG_GBL_DATA_OFFSET /* Cache configuration */ #define CFG_DCACHE_SIZE 8192 #define CFG_CACHELINE_SIZE 32 /* * Internal Definitions * * Boot Flags */ #define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */ #define BOOTFLAG_WARM 0x02 /* Software reboot */ #if (CONFIG_COMMANDS & CFG_CMD_KGDB) #define CONFIG_KGDB_BAUDRATE 230400 /* speed to run kgdb serial port */ #define CONFIG_KGDB_SER_INDEX 2 /* which serial port to use */ #endif #endif /* __CONFIG_H */