3 * Sysgo Real-Time Solutions, GmbH <www.elinos.com>
4 * Marius Groeger <mgroeger@sysgo.de>
6 * Configuation settings for the implementa impA7 board.
8 * See file CREDITS for list of people who contributed to this
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.
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.
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,
31 * High Level Configuration Options
34 #define CONFIG_ARM7 1 /* This is a ARM7 CPU */
35 #define CONFIG_IMPA7 1 /* on an impA7 Board */
36 #define CONFIG_ARM_THUMB 1 /* this is an ARM720TDMI */
37 #define CONFIG_ARM7_REVD 1 /* enable ARM720 REV.D Workarounds */
39 #undef CONFIG_USE_IRQ /* don't need them anymore */
42 * Size of malloc() pool
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 */
50 #define CONFIG_DRIVER_CS8900 1 /* we have a CS8900 on-board */
51 #define CS8900_BASE 0x20000000
52 #define CS8900_BUS32 1
55 * select serial console configuration
57 #define CONFIG_CLPS7111_SERIAL
58 #define CONFIG_SERIAL1 1 /* we use Serial line 1 */
60 /* allow to overwrite serial and ethaddr */
61 #define CONFIG_ENV_OVERWRITE
63 #define CONFIG_BAUDRATE 9600
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
76 * Command line configuration.
78 #include <config_cmd_default.h>
80 #define CONFIG_CMD_JFFS2
83 #define CONFIG_BOOTDELAY 3
84 #define CONFIG_BOOTARGS "devfs=mount root=ramfs console=ttyS0,9600"
85 /*#define CONFIG_ETHADDR 08:00:3e:26:0a:5a */
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"
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 */
98 * Miscellaneous configurable options
100 #define CONFIG_SYS_LONGHELP /* undef to save memory */
101 #define CONFIG_SYS_PROMPT "impA7 # " /* 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 */
107 #define CONFIG_SYS_MEMTEST_START 0xc0400000 /* memtest works on */
108 #define CONFIG_SYS_MEMTEST_END 0xc0800000 /* 4 ... 8 MB in DRAM */
110 #define CONFIG_SYS_LOAD_ADDR 0xc1000000 /* default load address */
112 #define CONFIG_SYS_HZ 2000 /* decrementer freq: 2 kHz */
114 /* valid baudrates */
115 #define CONFIG_SYS_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 }
117 /*-----------------------------------------------------------------------
120 * The stack sizes are set up in start.S using the settings below
122 #define CONFIG_STACKSIZE (128*1024) /* regular stack */
123 #ifdef CONFIG_USE_IRQ
124 #define CONFIG_STACKSIZE_IRQ (4*1024) /* IRQ stack */
125 #define CONFIG_STACKSIZE_FIQ (4*1024) /* FIQ stack */
128 /*-----------------------------------------------------------------------
129 * Physical Memory Map
131 #define CONFIG_NR_DRAM_BANKS 2 /* we have 2 banks of DRAM */
132 #define PHYS_SDRAM_1 0xc0000000 /* SDRAM Bank #1 */
133 #define PHYS_SDRAM_1_SIZE 0x00800000 /* 8 MB */
134 #define PHYS_SDRAM_2 0xc1000000 /* SDRAM Bank #2 */
135 #define PHYS_SDRAM_2_SIZE 0x00800000 /* 8 MB */
137 #define PHYS_FLASH_1 0x00000000 /* Flash Bank #1 */
138 #define PHYS_FLASH_2 0x10000000 /* Flash Bank #2 */
139 #define PHYS_FLASH_SIZE 0x00800000 /* 16 MB */
141 #define CONFIG_SYS_FLASH_BASE PHYS_FLASH_1
143 /*-----------------------------------------------------------------------
144 * FLASH and environment organization
146 #define CONFIG_SYS_MAX_FLASH_BANKS 2 /* max number of memory banks */
147 #define CONFIG_SYS_MAX_FLASH_SECT 71 /* max number of sectors on one chip */
149 /* timeout values are in ticks */
150 #define CONFIG_SYS_FLASH_ERASE_TOUT (2*CONFIG_SYS_HZ) /* Timeout for Flash Erase */
151 #define CONFIG_SYS_FLASH_WRITE_TOUT (2*CONFIG_SYS_HZ) /* Timeout for Flash Write */
153 #define CONFIG_ENV_IS_IN_FLASH 1
154 #define CONFIG_ENV_ADDR (PHYS_FLASH_1 + 0x1C000) /* Addr of Environment Sector */
155 #define CONFIG_ENV_SIZE 0x4000 /* Total Size of Environment Sector */
161 /* No command line, one static partition, whole device */
162 #undef CONFIG_CMD_MTDPARTS
163 #define CONFIG_JFFS2_DEV "nor0"
164 #define CONFIG_JFFS2_PART_SIZE 0xFFFFFFFF
165 #define CONFIG_JFFS2_PART_OFFSET 0x00020000
167 /* mtdparts command line support */
169 #define CONFIG_CMD_MTDPARTS
170 #define MTDIDS_DEFAULT "nor0=impA7 NOR Flash Bank #0,nor1=impA7 NOR Flash Bank #1"
171 #define MTDPARTS_DEFAULT "mtdparts=impA7 NOR Flash Bank #0:-(FileSystem1);impA7 NOR Flash Bank #1:-(FileSystem2)"
174 #endif /* __CONFIG_H */