2 * (C) Copyright 2002-2005
3 * Wolfgang Denk, DENX Software Engineering, <wd@denx.de>
5 * Sysgo Real-Time Solutions, GmbH <www.elinos.com>
6 * Marius Groeger <mgroeger@sysgo.de>
7 * Gary Jennejohn <gj@denx.de>
9 * Configuation settings for the SAMSUNG board.
11 * See file CREDITS for list of people who contributed to this
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.
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.
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,
34 * High Level Configuration Options
37 #define CONFIG_ARM920T 1 /* This is an ARM920T core */
38 #define CONFIG_S3C2400 1 /* in a SAMSUNG S3C2400 SoC */
39 #define CONFIG_SMDK2400 1 /* on an SAMSUNG SMDK2400 Board */
41 /* input clock of PLL */
42 #define CONFIG_SYS_CLK_FREQ 12000000 /* SMDK2400 has 12 MHz input clock */
43 #undef CONFIG_USE_IRQ /* we don't need IRQ/FIQ stuff */
45 #define CONFIG_CMDLINE_TAG 1 /* enable passing of ATAGs */
46 #define CONFIG_SETUP_MEMORY_TAGS 1
47 #define CONFIG_INITRD_TAG 1
51 * Size of malloc() pool
53 #define CFG_MALLOC_LEN (CFG_ENV_SIZE + 128*1024)
54 #define CFG_GBL_DATA_SIZE 128 /* size in bytes reserved for initial data */
59 #define CONFIG_DRIVER_CS8900 1 /* we have a CS8900 on-board */
60 #define CS8900_BASE 0x07000300 /* agrees with WIN CE PA */
61 #define CS8900_BUS16 1 /* the Linux driver does accesses as shorts */
64 * select serial console configuration
66 #define CONFIG_SERIAL1 1 /* we use SERIAL 1 on SAMSUNG */
68 #undef CONFIG_HWFLOW /* include RTS/CTS flow control support */
70 #undef CONFIG_MODEM_SUPPORT /* enable modem initialization stuff */
73 * The following enables modem debugging stuff. The dbg() and
74 * 'char screen[1024]' are used for debug printfs. Unfortunately,
75 * it is usable only from BDI
77 #undef CONFIG_MODEM_SUPPORT_DEBUG
79 /* allow to overwrite serial and ethaddr */
80 #define CONFIG_ENV_OVERWRITE
82 #define CONFIG_BAUDRATE 115200
84 #define CONFIG_TIMESTAMP 1 /* Print timestamp info for images */
86 /* Use s3c2400's RTC */
87 #define CONFIG_RTC_S3C24X0 1
93 #define CONFIG_BOOTP_BOOTFILESIZE
94 #define CONFIG_BOOTP_BOOTPATH
95 #define CONFIG_BOOTP_GATEWAY
96 #define CONFIG_BOOTP_HOSTNAME
100 * Command line configuration.
102 #include <config_cmd_default.h>
104 #define CONFIG_CMD_DATE
105 #define CONFIG_CMD_SNTP
107 #if defined(CONFIG_HWFLOW)
108 #define CONFIG_CONFIG_HWFLOW
111 #if !defined(USE_920T_MMU)
112 #undef CONFIG_CMD_CACHE
116 #define CONFIG_BOOTDELAY 3
118 #define CONFIG_BOOTARGS "root=ramfs devfs=mount console=ttySA0,9600"
119 #define CONFIG_ETHADDR 08:00:3e:26:0a:5b
121 #define CONFIG_NETMASK 255.255.255.0
122 #define CONFIG_IPADDR 134.98.93.36
123 #define CONFIG_SERVERIP 134.98.93.22
125 #define CONFIG_BOOTFILE "elinos-lart"
126 #define CONFIG_BOOTCOMMAND "tftp; bootm"
129 #if defined(CONFIG_CMD_KGDB)
130 #define CONFIG_KGDB_BAUDRATE 115200 /* speed to run kgdb serial port */
131 /* what's this ? it's not used anywhere */
132 #define CONFIG_KGDB_SER_INDEX 1 /* which serial port to use */
136 * Miscellaneous configurable options
138 #define CFG_LONGHELP /* undef to save memory */
139 #define CFG_PROMPT "SMDK2400 # " /* Monitor Command Prompt */
140 #define CFG_CBSIZE 256 /* Console I/O Buffer Size */
141 #define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print Buffer Size */
142 #define CFG_MAXARGS 16 /* max number of command args */
143 #define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */
145 #define CFG_MEMTEST_START 0x0c000000 /* memtest works on */
146 #define CFG_MEMTEST_END 0x0e000000 /* 32 MB in DRAM */
148 #undef CFG_CLKS_IN_HZ /* everything, incl board info, in Hz */
150 #define CFG_LOAD_ADDR 0x0cf00000 /* default load address */
152 /* the PWM TImer 4 uses a counter of 15625 for 10 ms, so we need */
153 /* it to wrap 100 times (total 1562500) to get 1 sec. */
154 #define CFG_HZ 1562500
156 /* valid baudrates */
157 #define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 }
159 /*-----------------------------------------------------------------------
162 * The stack sizes are set up in start.S using the settings below
164 #define CONFIG_STACKSIZE (128*1024) /* regular stack */
165 #ifdef CONFIG_USE_IRQ
166 #define CONFIG_STACKSIZE_IRQ (4*1024) /* IRQ stack */
167 #define CONFIG_STACKSIZE_FIQ (4*1024) /* FIQ stack */
170 /*-----------------------------------------------------------------------
171 * Physical Memory Map
173 #define CONFIG_NR_DRAM_BANKS 1 /* we have 1 bank of DRAM */
174 #define PHYS_SDRAM_1 0x0c000000 /* SDRAM Bank #1 */
175 #define PHYS_SDRAM_1_SIZE 0x02000000 /* 32 MB */
177 #define CFG_FLASH_BASE 0x00000000 /* Flash Bank #1 */
179 /*-----------------------------------------------------------------------
180 * FLASH and environment organization
182 #define CFG_MAX_FLASH_BANKS 1 /* max number of memory banks */
183 #define CFG_MAX_FLASH_SECT (64) /* max number of sectors on one chip */
185 /* timeout values are in ticks */
186 #define CFG_FLASH_ERASE_TOUT (5*CFG_HZ) /* Timeout for Flash Erase */
187 #define CFG_FLASH_WRITE_TOUT (5*CFG_HZ) /* Timeout for Flash Write */
189 #define CFG_ENV_IS_IN_FLASH 1
191 /* Address and size of Primary Environment Sector */
192 #define CFG_ENV_ADDR (CFG_FLASH_BASE + 0x40000)
193 #define CFG_ENV_SIZE 0x40000
195 /* Address and size of Redundant Environment Sector */
196 #define CFG_ENV_ADDR_REDUND (CFG_ENV_ADDR + CFG_ENV_SIZE)
197 #define CFG_ENV_SIZE_REDUND (CFG_ENV_SIZE)
199 #endif /* __CONFIG_H */