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 * If we are developing, we might want to start armboot from ram
35 * so we MUST NOT initialize critical regs like mem-timing ...
37 #define CONFIG_INIT_CRITICAL /* undef for developing */
40 * High Level Configuration Options
43 #define CONFIG_ARM920T 1 /* This is an ARM920T core */
44 #define CONFIG_S3C2400 1 /* in a SAMSUNG S3C2400 SoC */
45 #define CONFIG_SMDK2400 1 /* on an SAMSUNG SMDK2400 Board */
47 /* input clock of PLL */
48 #define CONFIG_SYS_CLK_FREQ 12000000 /* SMDK2400 has 12 MHz input clock */
49 #undef CONFIG_USE_IRQ /* we don't need IRQ/FIQ stuff */
51 #define CONFIG_CMDLINE_TAG 1 /* enable passing of ATAGs */
52 #define CONFIG_SETUP_MEMORY_TAGS 1
53 #define CONFIG_INITRD_TAG 1
57 * Size of malloc() pool
59 #define CFG_MALLOC_LEN (CFG_ENV_SIZE + 128*1024)
60 #define CFG_GBL_DATA_SIZE 128 /* size in bytes reserved for initial data */
65 #define CONFIG_DRIVER_CS8900 1 /* we have a CS8900 on-board */
66 #define CS8900_BASE 0x07000300 /* agrees with WIN CE PA */
67 #define CS8900_BUS16 1 /* the Linux driver does accesses as shorts */
70 * select serial console configuration
72 #define CONFIG_SERIAL1 1 /* we use SERIAL 1 on SAMSUNG */
74 #undef CONFIG_HWFLOW /* include RTS/CTS flow control support */
76 #undef CONFIG_MODEM_SUPPORT /* enable modem initialization stuff */
79 * The following enables modem debugging stuff. The dbg() and
80 * 'char screen[1024]' are used for debug printfs. Unfortunately,
81 * it is usable only from BDI
83 #undef CONFIG_MODEM_SUPPORT_DEBUG
85 /* allow to overwrite serial and ethaddr */
86 #define CONFIG_ENV_OVERWRITE
88 #define CONFIG_BAUDRATE 115200
90 #define CONFIG_TIMESTAMP 1 /* Print timestamp info for images */
92 /* Use s3c2400's RTC */
93 #define CONFIG_RTC_S3C24X0 1
96 #define CONFIG_COMMANDS_tmp ((CONFIG_CMD_DFL & ~CFG_CMD_CACHE) | \
100 #define CONFIG_COMMANDS_tmp (CONFIG_CMD_DFL | \
106 #define CONFIG_COMMANDS (CONFIG_COMMANDS_tmp | CFG_CMD_HWFLOW)
108 #define CONFIG_COMMANDS CONFIG_COMMANDS_tmp
111 /* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */
112 #include <cmd_confdefs.h>
114 #define CONFIG_BOOTDELAY 3
116 #define CONFIG_BOOTARGS "root=ramfs devfs=mount console=ttySA0,9600"
117 #define CONFIG_ETHADDR 08:00:3e:26:0a:5b
119 #define CONFIG_NETMASK 255.255.255.0
120 #define CONFIG_IPADDR 134.98.93.36
121 #define CONFIG_SERVERIP 134.98.93.22
123 #define CONFIG_BOOTFILE "elinos-lart"
124 #define CONFIG_BOOTCOMMAND "tftp; bootm"
127 #if (CONFIG_COMMANDS & CFG_CMD_KGDB)
128 #define CONFIG_KGDB_BAUDRATE 115200 /* speed to run kgdb serial port */
129 /* what's this ? it's not used anywhere */
130 #define CONFIG_KGDB_SER_INDEX 1 /* which serial port to use */
134 * Miscellaneous configurable options
136 #define CFG_LONGHELP /* undef to save memory */
137 #define CFG_PROMPT "SMDK2400 # " /* Monitor Command Prompt */
138 #define CFG_CBSIZE 256 /* Console I/O Buffer Size */
139 #define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print Buffer Size */
140 #define CFG_MAXARGS 16 /* max number of command args */
141 #define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */
143 #define CFG_MEMTEST_START 0x0c000000 /* memtest works on */
144 #define CFG_MEMTEST_END 0x0e000000 /* 32 MB in DRAM */
146 #undef CFG_CLKS_IN_HZ /* everything, incl board info, in Hz */
148 #define CFG_LOAD_ADDR 0x0cf00000 /* default load address */
150 /* the PWM TImer 4 uses a counter of 15625 for 10 ms, so we need */
151 /* it to wrap 100 times (total 1562500) to get 1 sec. */
152 #define CFG_HZ 1562500
154 /* valid baudrates */
155 #define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 }
157 /*-----------------------------------------------------------------------
160 * The stack sizes are set up in start.S using the settings below
162 #define CONFIG_STACKSIZE (128*1024) /* regular stack */
163 #ifdef CONFIG_USE_IRQ
164 #define CONFIG_STACKSIZE_IRQ (4*1024) /* IRQ stack */
165 #define CONFIG_STACKSIZE_FIQ (4*1024) /* FIQ stack */
168 /*-----------------------------------------------------------------------
169 * Physical Memory Map
171 #define CONFIG_NR_DRAM_BANKS 1 /* we have 1 bank of DRAM */
172 #define PHYS_SDRAM_1 0x0c000000 /* SDRAM Bank #1 */
173 #define PHYS_SDRAM_1_SIZE 0x02000000 /* 32 MB */
175 #define CFG_FLASH_BASE 0x00000000 /* Flash Bank #1 */
177 /*-----------------------------------------------------------------------
178 * FLASH and environment organization
180 #define CFG_MAX_FLASH_BANKS 1 /* max number of memory banks */
181 #define CFG_MAX_FLASH_SECT (64) /* max number of sectors on one chip */
183 /* timeout values are in ticks */
184 #define CFG_FLASH_ERASE_TOUT (5*CFG_HZ) /* Timeout for Flash Erase */
185 #define CFG_FLASH_WRITE_TOUT (5*CFG_HZ) /* Timeout for Flash Write */
187 #define CFG_ENV_IS_IN_FLASH 1
189 /* Address and size of Primary Environment Sector */
190 #define CFG_ENV_ADDR (CFG_FLASH_BASE + 0x40000)
191 #define CFG_ENV_SIZE 0x40000
193 /* Address and size of Redundant Environment Sector */
194 #define CFG_ENV_ADDR_REDUND (CFG_ENV_ADDR + CFG_ENV_SIZE)
195 #define CFG_ENV_SIZE_REDUND (CFG_ENV_SIZE)
197 #endif /* __CONFIG_H */