1/* 2 * (C) Copyright 2000 3 * Sysgo Real-Time Solutions, GmbH <www.elinos.com> 4 * Marius Groeger <mgroeger@sysgo.de> 5 * 6 * Configuation settings for the EP7312 board. 7 * 8 * See file CREDITS for list of people who contributed to this 9 * project. 10 * 11 * This program is free software; you can redistribute it and/or 12 * modify it under the terms of the GNU General Public License as 13 * published by the Free Software Foundation; either version 2 of 14 * the License, or (at your option) any later version. 15 * 16 * This program is distributed in the hope that it will be useful, 17 * but WITHOUT ANY WARRANTY; without even the implied warranty of 18 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 19 * GNU General Public License for more details. 20 * 21 * You should have received a copy of the GNU General Public License 22 * along with this program; if not, write to the Free Software 23 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, 24 * MA 02111-1307 USA 25 */ 26 27#ifndef __CONFIG_H 28#define __CONFIG_H 29 30/* 31 * High Level Configuration Options 32 * (easy to change) 33 */ 34#define CONFIG_ARM7 1 /* This is a ARM7 CPU */ 35#define CONFIG_EP7312 1 /* on an EP7312 Board */ 36#define CONFIG_ARM_THUMB 1 /* this is an ARM720TDMI */ 37#undef CONFIG_ARM7_REVD /* disable ARM720 REV.D Workarounds */ 38 39#undef CONFIG_USE_IRQ /* don't need them anymore */ 40 41/* 42 * Size of malloc() pool 43 */ 44#define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + 128*1024) 45#define CONFIG_SYS_GBL_DATA_SIZE 128 /* size in bytes reserved for initial data */ 46 47/* 48 * Hardware drivers 49 */ 50#define CONFIG_DRIVER_CS8900 1 /* we have a CS8900 on-board */ 51#define CS8900_BASE 0x20000000 52#define CS8900_BUS16 1 53#undef CS8900_BUS32 54 55/* 56 * select serial console configuration 57 */ 58#define CONFIG_SERIAL1 1 /* we use Serial line 1 */ 59 60/* allow to overwrite serial and ethaddr */ 61#define CONFIG_ENV_OVERWRITE 62 63#define CONFIG_BAUDRATE 9600 64 65/* 66 * BOOTP options 67 */ 68#define CONFIG_BOOTP_SUBNETMASK 69#define CONFIG_BOOTP_GATEWAY 70#define CONFIG_BOOTP_HOSTNAME 71#define CONFIG_BOOTP_BOOTPATH 72#define CONFIG_BOOTP_BOOTFILESIZE 73 74 75/* 76 * Command line configuration. 77 */ 78#include <config_cmd_default.h> 79 80#define CONFIG_CMD_JFFS2 81 82 83#define CONFIG_BOOTDELAY 3 84#define CONFIG_BOOTARGS "devfs=mount root=ramfs console=ttyS0,9600" 85#define CONFIG_ETHADDR 08:00:3e:21:c7:f7 86/*#define CONFIG_NETMASK 255.255.0.0 */ 87/*#define CONFIG_IPADDR 172.22.2.128 */ 88/*#define CONFIG_SERVERIP 172.22.2.126 */ 89/*#define CONFIG_BOOTFILE "impa7" */ 90#define CONFIG_BOOTCOMMAND "bootp;bootm" 91 92#if defined(CONFIG_CMD_KGDB) 93#define CONFIG_KGDB_BAUDRATE 230400 /* speed to run kgdb serial port */ 94#define CONFIG_KGDB_SER_INDEX 2 /* which serial port to use */ 95#endif 96 97/* 98 * Miscellaneous configurable options 99 */ 100#define CONFIG_SYS_LONGHELP /* undef to save memory */ 101#define CONFIG_SYS_PROMPT "EP7312 # " /* Monitor Command Prompt */ 102#define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */ 103#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16) /* Print Buffer Size */ 104#define CONFIG_SYS_MAXARGS 16 /* max number of command args */ 105#define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot Argument Buffer Size */ 106 107#define CONFIG_SYS_MEMTEST_START 0xc0400000 /* memtest works on */ 108#define CONFIG_SYS_MEMTEST_END 0xc0800000 /* 4 ... 8 MB in DRAM */ 109 110#undef CONFIG_SYS_CLKS_IN_HZ /* everything, incl board info, in Hz */ 111 112#define CONFIG_SYS_LOAD_ADDR 0xc0500000 /* default load address */ 113 114#define CONFIG_SYS_HZ 2000 /* decrementer freq: 2 kHz */ 115 116 /* valid baudrates */ 117#define CONFIG_SYS_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 } 118 119/*----------------------------------------------------------------------- 120 * Stack sizes 121 * 122 * The stack sizes are set up in start.S using the settings below 123 */ 124#define CONFIG_STACKSIZE (128*1024) /* regular stack */ 125#ifdef CONFIG_USE_IRQ 126#define CONFIG_STACKSIZE_IRQ (4*1024) /* IRQ stack */ 127#define CONFIG_STACKSIZE_FIQ (4*1024) /* FIQ stack */ 128#endif 129 130/*----------------------------------------------------------------------- 131 * Physical Memory Map 132 */ 133#define CONFIG_NR_DRAM_BANKS 1 /* we have 2 banks of DRAM */ 134#define PHYS_SDRAM_1 0xc0000000 /* SDRAM Bank #1 */ 135#define PHYS_SDRAM_1_SIZE 0x01000000 /* 16 MB */ 136 137#define PHYS_FLASH_1 0x00000000 /* Flash Bank #1 */ 138#define PHYS_FLASH_SIZE 0x01000000 /* 16 MB */ 139 140#define CONFIG_SYS_FLASH_BASE PHYS_FLASH_1 141 142/*----------------------------------------------------------------------- 143 * FLASH and environment organization 144 */ 145#define CONFIG_SYS_MAX_FLASH_BANKS 1 /* max number of memory banks */ 146#define CONFIG_SYS_MAX_FLASH_SECT 128 /* max number of sectors on one chip */ 147 148/* timeout values are in ticks */ 149#define CONFIG_SYS_FLASH_ERASE_TOUT (2*CONFIG_SYS_HZ) /* Timeout for Flash Erase */ 150#define CONFIG_SYS_FLASH_WRITE_TOUT (2*CONFIG_SYS_HZ) /* Timeout for Flash Write */ 151 152#define CONFIG_ENV_IS_IN_FLASH 1 153#define CONFIG_ENV_ADDR (PHYS_FLASH_1 + 0x20000) /* Addr of Environment Sector */ 154#define CONFIG_ENV_SIZE 0x20000 /* Total Size of Environment Sector */ 155 156/* 157 * JFFS2 partitions 158 * 159 */ 160/* No command line, one static partition, whole device */ 161#undef CONFIG_JFFS2_CMDLINE 162#define CONFIG_JFFS2_DEV "nor0" 163#define CONFIG_JFFS2_PART_SIZE 0xFFFFFFFF 164#define CONFIG_JFFS2_PART_OFFSET 0x00000000 165 166/* mtdparts command line support */ 167/* Note: fake mtd_id used, no linux mtd map file */ 168/* 169#define CONFIG_JFFS2_CMDLINE 170#define MTDIDS_DEFAULT "nor0=ep7312-0" 171#define MTDPARTS_DEFAULT "mtdparts=ep7312-0:-(jffs2)" 172*/ 173 174#endif /* __CONFIG_H */ 175