1/* 2 * (C) Copyright 2002-2005 3 * Wolfgang Denk, DENX Software Engineering, <wd@denx.de> 4 * (C) Copyright 2002 5 * Sysgo Real-Time Solutions, GmbH <www.elinos.com> 6 * Marius Groeger <mgroeger@sysgo.de> 7 * Gary Jennejohn <garyj@denx.de> 8 * 9 * Configuation settings for the SAMSUNG board. 10 * 11 * See file CREDITS for list of people who contributed to this 12 * project. 13 * 14 * This program is free software; you can redistribute it and/or 15 * modify it under the terms of the GNU General Public License as 16 * published by the Free Software Foundation; either version 2 of 17 * the License, or (at your option) any later version. 18 * 19 * This program is distributed in the hope that it will be useful, 20 * but WITHOUT ANY WARRANTY; without even the implied warranty of 21 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 22 * GNU General Public License for more details. 23 * 24 * You should have received a copy of the GNU General Public License 25 * along with this program; if not, write to the Free Software 26 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, 27 * MA 02111-1307 USA 28 */ 29 30#ifndef __CONFIG_H 31#define __CONFIG_H 32 33/* 34 * High Level Configuration Options 35 * (easy to change) 36 */ 37#define CONFIG_ARM920T 1 /* This is an ARM920T core */ 38#define CONFIG_S3C24X0 1 /* in a SAMSUNG S3C24x0-type SoC */ 39#define CONFIG_S3C2400 1 /* specifically a SAMSUNG S3C2400 SoC */ 40#define CONFIG_SMDK2400 1 /* on an SAMSUNG SMDK2400 Board */ 41 42/* input clock of PLL */ 43#define CONFIG_SYS_CLK_FREQ 12000000 /* SMDK2400 has 12 MHz input clock */ 44#undef CONFIG_USE_IRQ /* we don't need IRQ/FIQ stuff */ 45 46#define CONFIG_CMDLINE_TAG 1 /* enable passing of ATAGs */ 47#define CONFIG_SETUP_MEMORY_TAGS 1 48#define CONFIG_INITRD_TAG 1 49 50 51/* 52 * Size of malloc() pool 53 */ 54#define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + 128*1024) 55#define CONFIG_SYS_GBL_DATA_SIZE 128 /* size in bytes reserved for initial data */ 56 57/* 58 * Hardware drivers 59 */ 60#define CONFIG_NET_MULTI 61#define CONFIG_CS8900 /* we have a CS8900 on-board */ 62#define CONFIG_CS8900_BASE 0x07000300 /* agrees with WIN CE PA */ 63#define CONFIG_CS8900_BUS16 /* the Linux driver does accesses as shorts */ 64 65/* 66 * select serial console configuration 67 */ 68#define CONFIG_S3C24X0_SERIAL 69#define CONFIG_SERIAL1 1 /* we use SERIAL 1 on SAMSUNG */ 70 71#undef CONFIG_HWFLOW /* include RTS/CTS flow control support */ 72 73#undef CONFIG_MODEM_SUPPORT /* enable modem initialization stuff */ 74 75/* 76 * The following enables modem debugging stuff. The dbg() and 77 * 'char screen[1024]' are used for debug printfs. Unfortunately, 78 * it is usable only from BDI 79 */ 80#undef CONFIG_MODEM_SUPPORT_DEBUG 81 82/* allow to overwrite serial and ethaddr */ 83#define CONFIG_ENV_OVERWRITE 84 85#define CONFIG_BAUDRATE 115200 86 87#define CONFIG_TIMESTAMP 1 /* Print timestamp info for images */ 88 89/* Use s3c2400's RTC */ 90#define CONFIG_RTC_S3C24X0 1 91 92 93/* 94 * BOOTP options 95 */ 96#define CONFIG_BOOTP_BOOTFILESIZE 97#define CONFIG_BOOTP_BOOTPATH 98#define CONFIG_BOOTP_GATEWAY 99#define CONFIG_BOOTP_HOSTNAME 100 101 102/* 103 * Command line configuration. 104 */ 105#include <config_cmd_default.h> 106 107#define CONFIG_CMD_DATE 108#define CONFIG_CMD_SNTP 109 110#if defined(CONFIG_HWFLOW) 111 #define CONFIG_CONFIG_HWFLOW 112#endif 113 114#if !defined(USE_920T_MMU) 115 #undef CONFIG_CMD_CACHE 116#endif 117 118 119#define CONFIG_BOOTDELAY 3 120#define CONFIG_NETMASK 255.255.255.0 121#define CONFIG_IPADDR 134.98.93.36 122#define CONFIG_SERVERIP 134.98.93.22 123 124#if defined(CONFIG_CMD_KGDB) 125#define CONFIG_KGDB_BAUDRATE 115200 /* speed to run kgdb serial port */ 126/* what's this ? it's not used anywhere */ 127#define CONFIG_KGDB_SER_INDEX 1 /* which serial port to use */ 128#endif 129 130/* 131 * Miscellaneous configurable options 132 */ 133#define CONFIG_SYS_LONGHELP /* undef to save memory */ 134#define CONFIG_SYS_PROMPT "SMDK2400 # " /* Monitor Command Prompt */ 135#define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */ 136#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16) /* Print Buffer Size */ 137#define CONFIG_SYS_MAXARGS 16 /* max number of command args */ 138#define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot Argument Buffer Size */ 139 140#define CONFIG_SYS_MEMTEST_START 0x0c000000 /* memtest works on */ 141#define CONFIG_SYS_MEMTEST_END 0x0e000000 /* 32 MB in DRAM */ 142 143#define CONFIG_SYS_LOAD_ADDR 0x0cf00000 /* default load address */ 144 145#define CONFIG_SYS_HZ 1000 146 147/* valid baudrates */ 148#define CONFIG_SYS_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 } 149 150/*----------------------------------------------------------------------- 151 * Stack sizes 152 * 153 * The stack sizes are set up in start.S using the settings below 154 */ 155#define CONFIG_STACKSIZE (128*1024) /* regular stack */ 156#ifdef CONFIG_USE_IRQ 157#define CONFIG_STACKSIZE_IRQ (4*1024) /* IRQ stack */ 158#define CONFIG_STACKSIZE_FIQ (4*1024) /* FIQ stack */ 159#endif 160 161/*----------------------------------------------------------------------- 162 * Physical Memory Map 163 */ 164#define CONFIG_NR_DRAM_BANKS 1 /* we have 1 bank of DRAM */ 165#define PHYS_SDRAM_1 0x0c000000 /* SDRAM Bank #1 */ 166#define PHYS_SDRAM_1_SIZE 0x02000000 /* 32 MB */ 167 168#define CONFIG_SYS_FLASH_BASE 0x00000000 /* Flash Bank #1 */ 169 170/*----------------------------------------------------------------------- 171 * FLASH and environment organization 172 */ 173#define CONFIG_SYS_MAX_FLASH_BANKS 1 /* max number of memory banks */ 174#define CONFIG_SYS_MAX_FLASH_SECT (64) /* max number of sectors on one chip */ 175 176/* timeout values are in ticks */ 177#define CONFIG_SYS_FLASH_ERASE_TOUT (5*CONFIG_SYS_HZ) /* Timeout for Flash Erase */ 178#define CONFIG_SYS_FLASH_WRITE_TOUT (5*CONFIG_SYS_HZ) /* Timeout for Flash Write */ 179 180#define CONFIG_ENV_IS_IN_FLASH 1 181 182/* Address and size of Primary Environment Sector */ 183#define CONFIG_ENV_ADDR (CONFIG_SYS_FLASH_BASE + 0x40000) 184#define CONFIG_ENV_SIZE 0x40000 185 186/* Address and size of Redundant Environment Sector */ 187#define CONFIG_ENV_ADDR_REDUND (CONFIG_ENV_ADDR + CONFIG_ENV_SIZE) 188#define CONFIG_ENV_SIZE_REDUND (CONFIG_ENV_SIZE) 189 190#endif /* __CONFIG_H */ 191