/* * (C) Copyright 2000 * Sysgo Real-Time Solutions, GmbH <www.elinos.com> * Marius Groeger <mgroeger@sysgo.de> * * Configuation settings for the EP7312 board. * * Modified to work on Armadillo HT1070 ARM720T board * (C) Copyright 2005 Rowel Atienza rowel@diwalabs.com * * 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 */ #ifndef __CONFIG_H #define __CONFIG_H /* * If we are developing, we might want to start armboot from ram * so we MUST NOT initialize critical regs like mem-timing ... */ /*#define CONFIG_INIT_CRITICAL*/ /* undef for developing */ /* * High Level Configuration Options * (easy to change) */ #define CONFIG_ARM7 1 /* This is a ARM7 CPU */ #define CONFIG_ARMADILLO 1 /* on an Armadillo Board */ #define CONFIG_ARM_THUMB 1 /* this is an ARM720TDMI */ #undef CONFIG_ARM7_REVD /* disable ARM720 REV.D Workarounds */ #undef CONFIG_USE_IRQ /* don't need them anymore */ /* * Size of malloc() pool */ #define CFG_MALLOC_LEN (CFG_ENV_SIZE + 128*1024) #define CFG_GBL_DATA_SIZE 128 /* size in bytes reserved for initial data */ /* * Hardware drivers */ #define CONFIG_DRIVER_CS8900 1 /* we have a CS8900 on-board */ #define CS8900_BASE 0x20000300 /* armadillo board */ #define CS8900_BUS16 1 #undef CS8900_BUS32 /* * select serial console configuration */ #define CONFIG_SERIAL1 1 /* we use Serial line 1 */ /* allow to overwrite serial and ethaddr */ #define CONFIG_ENV_OVERWRITE #define CONFIG_BAUDRATE 115200 /* * BOOTP options */ #define CONFIG_BOOTP_SUBNETMASK #define CONFIG_BOOTP_GATEWAY #define CONFIG_BOOTP_HOSTNAME #define CONFIG_BOOTP_BOOTPATH #define CONFIG_BOOTP_BOOTFILESIZE /* * Command line configuration. */ #include <config_cmd_default.h> #define CONFIG_BOOTDELAY 3 #define CONFIG_BOOTARGS "root=/dev/ram0 rootfstype=ext2 console=ttyAM0,115200" #define CONFIG_BOOTCOMMAND "bootm 40000 180000" /* * Miscellaneous configurable options */ #define CFG_LONGHELP /* undef to save memory */ #define CFG_PROMPT "ARMADILLO # " /* Monitor Command Prompt */ #define CFG_CBSIZE 256 /* Console I/O Buffer Size */ #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 0xc0400000 /* memtest works on */ #define CFG_MEMTEST_END 0xc0800000 /* 4 ... 8 MB in DRAM */ #undef CFG_CLKS_IN_HZ /* everything, incl board info, in Hz */ #define CFG_LOAD_ADDR 0x00040000 /* default load address for armadillo: kernel img is here*/ #define CFG_HZ 2000 /* decrementer freq: 2 kHz */ /* valid baudrates */ #define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 } /*----------------------------------------------------------------------- * Stack sizes * * The stack sizes are set up in start.S using the settings below */ #define CONFIG_STACKSIZE (128*1024) /* regular stack */ #ifdef CONFIG_USE_IRQ #define CONFIG_STACKSIZE_IRQ (4*1024) /* IRQ stack */ #define CONFIG_STACKSIZE_FIQ (4*1024) /* FIQ stack */ #endif /*----------------------------------------------------------------------- * Physical Memory Map */ #define CONFIG_NR_DRAM_BANKS 1 /* we have 1 bank of DRAM */ #define PHYS_SDRAM_1 0xc0000000 /* SDRAM Bank #1 */ #define PHYS_SDRAM_1_SIZE 0x02000000 /* 32 MB armadillo SDRAM */ #define PHYS_FLASH_1 0x00000000 /* Flash Bank #1 */ #define PHYS_FLASH_SIZE 0x00400000 /* 4 MB */ #define CFG_FLASH_BASE PHYS_FLASH_1 /*----------------------------------------------------------------------- * FLASH and environment organization */ #define CFG_MAX_FLASH_BANKS 1 /* max number of memory banks */ #define CFG_MAX_FLASH_SECT 512 /* max number of sectors on one chip */ /* timeout values are in ticks */ #define CFG_FLASH_ERASE_TOUT (2*CFG_HZ) /* Timeout for Flash Erase */ #define CFG_FLASH_WRITE_TOUT (2*CFG_HZ) /* Timeout for Flash Write */ #define CFG_ENV_IS_IN_FLASH 1 #define CFG_ENV_ADDR (PHYS_FLASH_1 + 0x20000) /* Addr of Environment Sector */ #define CFG_ENV_SIZE 0x20000 /* Total Size of Environment Sector */ #define CONFIG_CMDLINE_TAG #define CONFIG_SETUP_MEMORY_TAGS #define CONFIG_INITRD_TAG #endif /* __CONFIG_H */