3 * Sysgo Real-Time Solutions, GmbH <www.elinos.com>
4 * Marius Groeger <mgroeger@sysgo.de>
5 * Gary Jennejohn <gj@denx.de>
7 * Configuation settings for the SAMSUNG board.
9 * See file CREDITS for list of people who contributed to this
12 * This program is free software; you can redistribute it and/or
13 * modify it under the terms of the GNU General Public License as
14 * published by the Free Software Foundation; either version 2 of
15 * the License, or (at your option) any later version.
17 * This program is distributed in the hope that it will be useful,
18 * but WITHOUT ANY WARRANTY; without even the implied warranty of
19 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
20 * GNU General Public License for more details.
22 * You should have received a copy of the GNU General Public License
23 * along with this program; if not, write to the Free Software
24 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
32 * If we are developing, we might want to start armboot from ram
33 * so we MUST NOT initialize critical regs like mem-timing ...
35 #define CONFIG_INIT_CRITICAL /* undef for developing */
38 * High Level Configuration Options
41 #define CONFIG_ARM920T 1 /* This is an ARM920T core */
42 #define CONFIG_S3C2400 1 /* in a SAMSUNG S3C2400 SoC */
43 #define CONFIG_SMDK2400 1 /* on an SAMSUNG SMDK2400 Board */
45 /* input clock of PLL */
46 #define CONFIG_SYS_CLK_FREQ 12000000 /* SMDK2400 has 12 MHz input clock */
47 #undef CONFIG_USE_IRQ /* we don't need IRQ/FIQ stuff */
49 #define CONFIG_CMDLINE_TAG 1 /* enable passing of ATAGs */
50 #define CONFIG_SETUP_MEMORY_TAGS 1
51 #define CONFIG_INITRD_TAG 1
55 * Size of malloc() pool
57 #define CFG_MALLOC_LEN (CFG_ENV_SIZE + 128*1024)
62 #define CONFIG_DRIVER_CS8900 1 /* we have a CS8900 on-board */
63 #define CS8900_BASE 0x07000300 /* agrees with WIN CE PA */
64 #define CS8900_BUS16 1 /* the Linux driver does accesses as shorts */
67 * select serial console configuration
69 #define CONFIG_SERIAL1 1 /* we use SERIAL 1 on SAMSUNG */
71 #undef CONFIG_HWFLOW /* include RTS/CTS flow control support */
73 #undef CONFIG_MODEM_SUPPORT /* enable modem initialization stuff */
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
80 #undef CONFIG_MODEM_SUPPORT_DEBUG
82 /* allow to overwrite serial and ethaddr */
83 #define CONFIG_ENV_OVERWRITE
85 #define CONFIG_BAUDRATE 115200
87 #define CONFIG_TIMESTAMP 1 /* Print timestamp info for images */
90 #define CONFIG_COMMANDS_tmp (CONFIG_CMD_DFL & ~CFG_CMD_CACHE)
92 #define CONFIG_COMMANDS_tmp (CONFIG_CMD_DFL)
96 #define CONFIG_COMMANDS (CONFIG_COMMANDS_tmp | CFG_CMD_HWFLOW)
98 #define CONFIG_COMMANDS CONFIG_COMMANDS_tmp
101 /* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */
102 #include <cmd_confdefs.h>
104 #define CONFIG_BOOTDELAY 3
106 #define CONFIG_BOOTARGS "root=ramfs devfs=mount console=ttySA0,9600"
107 #define CONFIG_ETHADDR 08:00:3e:26:0a:5b
109 #define CONFIG_NETMASK 255.255.255.0
110 #define CONFIG_IPADDR 134.98.93.36
111 #define CONFIG_SERVERIP 134.98.93.22
113 #define CONFIG_BOOTFILE "elinos-lart"
114 #define CONFIG_BOOTCOMMAND "tftp; bootm"
117 #if (CONFIG_COMMANDS & CFG_CMD_KGDB)
118 #define CONFIG_KGDB_BAUDRATE 115200 /* speed to run kgdb serial port */
119 /* what's this ? it's not used anywhere */
120 #define CONFIG_KGDB_SER_INDEX 1 /* which serial port to use */
124 * Miscellaneous configurable options
126 #define CFG_LONGHELP /* undef to save memory */
127 #define CFG_PROMPT "SMDK2400 # " /* Monitor Command Prompt */
128 #define CFG_CBSIZE 256 /* Console I/O Buffer Size */
129 #define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print Buffer Size */
130 #define CFG_MAXARGS 16 /* max number of command args */
131 #define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */
133 #define CFG_MEMTEST_START 0x0c000000 /* memtest works on */
134 #define CFG_MEMTEST_END 0x0e000000 /* 32 MB in DRAM */
136 #undef CFG_CLKS_IN_HZ /* everything, incl board info, in Hz */
138 #define CFG_LOAD_ADDR 0x0cf00000 /* default load address */
140 /* the PWM TImer 4 uses a counter of 15625 for 10 ms, so we need */
141 /* it to wrap 100 times (total 1562500) to get 1 sec. */
142 #define CFG_HZ 1562500
144 /* valid baudrates */
145 #define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 }
147 /*-----------------------------------------------------------------------
150 * The stack sizes are set up in start.S using the settings below
152 #define CONFIG_STACKSIZE (128*1024) /* regular stack */
153 #ifdef CONFIG_USE_IRQ
154 #define CONFIG_STACKSIZE_IRQ (4*1024) /* IRQ stack */
155 #define CONFIG_STACKSIZE_FIQ (4*1024) /* FIQ stack */
158 /*-----------------------------------------------------------------------
159 * Physical Memory Map
161 #define CONFIG_NR_DRAM_BANKS 1 /* we have 1 bank of DRAM */
162 #define PHYS_SDRAM_1 0x0c000000 /* SDRAM Bank #1 */
163 #define PHYS_SDRAM_1_SIZE 0x02000000 /* 32 MB */
165 #define CFG_FLASH_BASE 0x00000000 /* Flash Bank #1 */
167 /*-----------------------------------------------------------------------
168 * FLASH and environment organization
170 #define CFG_MAX_FLASH_BANKS 1 /* max number of memory banks */
171 #define CFG_MAX_FLASH_SECT (64) /* max number of sectors on one chip */
173 /* timeout values are in ticks */
174 #define CFG_FLASH_ERASE_TOUT (5*CFG_HZ) /* Timeout for Flash Erase */
175 #define CFG_FLASH_WRITE_TOUT (5*CFG_HZ) /* Timeout for Flash Write */
177 #define CFG_ENV_IS_IN_FLASH 1
179 /* Address and size of Primary Environment Sector */
180 #define CFG_ENV_ADDR (CFG_FLASH_BASE + 0x40000)
181 #define CFG_ENV_SIZE 0x40000
183 /* Address and size of Redundant Environment Sector */
184 #define CFG_ENV_ADDR_REDUND (CFG_ENV_ADDR + CFG_ENV_SIZE)
185 #define CFG_ENV_SIZE_REDUND (CFG_ENV_SIZE)
187 #endif /* __CONFIG_H */