3 * Sysgo Real-Time Solutions, GmbH <www.elinos.com>
4 * Marius Groeger <mgroeger@sysgo.de>
6 * Configuation settings for the LART 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 * If we are developing, we might want to start armboot from ram
32 * so we MUST NOT initialize critical regs like mem-timing ...
34 #define CONFIG_INIT_CRITICAL /* undef for developing */
37 * High Level Configuration Options
40 #define CONFIG_SA1100 1 /* This is an SA1100 CPU */
41 #define CONFIG_LART 1 /* on an LART Board */
43 #undef CONFIG_USE_IRQ /* we don't need IRQ/FIQ stuff */
46 * Size of malloc() pool
48 #define CFG_MALLOC_LEN (CFG_ENV_SIZE + 128*1024)
49 #define CFG_GBL_DATA_SIZE 128 /* size in bytes reserved for initial data */
54 #define CONFIG_DRIVER_CS8900 1 /* we have a CS8900 on-board */
55 #define CS8900_BASE 0x20008300
56 #define CS8900_BUS16 1
59 * select serial console configuration
61 #define CONFIG_SERIAL3 1 /* we use SERIAL 3 on LART */
63 /* allow to overwrite serial and ethaddr */
64 #define CONFIG_ENV_OVERWRITE
66 #define CONFIG_BAUDRATE 9600
68 #define CONFIG_COMMANDS (CONFIG_CMD_DFL)
70 /* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */
71 #include <cmd_confdefs.h>
73 #define CONFIG_BOOTDELAY 3
74 #define CONFIG_BOOTARGS "root=ramfs devfs=mount console=ttySA0,9600"
75 #define CONFIG_ETHADDR 08:00:3e:26:0a:5b
76 #define CONFIG_NETMASK 255.255.0.0
77 #define CONFIG_IPADDR 172.22.2.131
78 #define CONFIG_SERVERIP 172.22.2.126
79 #define CONFIG_BOOTFILE "elinos-lart"
80 #define CONFIG_BOOTCOMMAND "tftp; bootm"
82 #if (CONFIG_COMMANDS & CFG_CMD_KGDB)
83 #define CONFIG_KGDB_BAUDRATE 230400 /* speed to run kgdb serial port */
84 #define CONFIG_KGDB_SER_INDEX 2 /* which serial port to use */
88 * Miscellaneous configurable options
90 #define CFG_LONGHELP /* undef to save memory */
91 #define CFG_PROMPT "LART # " /* Monitor Command Prompt */
92 #define CFG_CBSIZE 256 /* Console I/O Buffer Size */
93 #define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print Buffer Size */
94 #define CFG_MAXARGS 16 /* max number of command args */
95 #define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */
97 #define CFG_MEMTEST_START 0xc0400000 /* memtest works on */
98 #define CFG_MEMTEST_END 0xc0800000 /* 4 ... 8 MB in DRAM */
100 #undef CFG_CLKS_IN_HZ /* everything, incl board info, in Hz */
102 #define CFG_LOAD_ADDR 0xc8000000 /* default load address */
104 #define CFG_HZ 3686400 /* incrementer freq: 3.6864 MHz */
105 #define CFG_CPUSPEED 0x0b /* set core clock to 220 MHz */
107 /* valid baudrates */
108 #define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 }
110 /*-----------------------------------------------------------------------
113 * The stack sizes are set up in start.S using the settings below
115 #define CONFIG_STACKSIZE (128*1024) /* regular stack */
116 #ifdef CONFIG_USE_IRQ
117 #define CONFIG_STACKSIZE_IRQ (4*1024) /* IRQ stack */
118 #define CONFIG_STACKSIZE_FIQ (4*1024) /* FIQ stack */
121 /*-----------------------------------------------------------------------
122 * Physical Memory Map
124 #define CONFIG_NR_DRAM_BANKS 4 /* we have 2 banks of DRAM */
125 #define PHYS_SDRAM_1 0xc0000000 /* SDRAM Bank #1 */
126 #define PHYS_SDRAM_1_SIZE 0x00800000 /* 8 MB */
127 #define PHYS_SDRAM_2 0xc1000000 /* SDRAM Bank #2 */
128 #define PHYS_SDRAM_2_SIZE 0x00800000 /* 8 MB */
129 #define PHYS_SDRAM_3 0xc8000000 /* SDRAM Bank #3 */
130 #define PHYS_SDRAM_3_SIZE 0x00800000 /* 8 MB */
131 #define PHYS_SDRAM_4 0xc9000000 /* SDRAM Bank #4 */
132 #define PHYS_SDRAM_4_SIZE 0x00800000 /* 8 MB */
135 #define PHYS_FLASH_1 0x00000000 /* Flash Bank #1 */
136 #define PHYS_FLASH_SIZE 0x00400000 /* 4 MB */
138 #define CFG_FLASH_BASE PHYS_FLASH_1
140 /*-----------------------------------------------------------------------
141 * FLASH and environment organization
143 #define CFG_MAX_FLASH_BANKS 1 /* max number of memory banks */
144 #define CFG_MAX_FLASH_SECT (31+8) /* max number of sectors on one chip */
146 /* timeout values are in ticks */
147 #define CFG_FLASH_ERASE_TOUT (2*CFG_HZ) /* Timeout for Flash Erase */
148 #define CFG_FLASH_WRITE_TOUT (2*CFG_HZ) /* Timeout for Flash Write */
150 #define CFG_ENV_IS_IN_FLASH 1
151 #define CFG_ENV_ADDR (PHYS_FLASH_1 + 0x1C000) /* Addr of Environment Sector */
152 #define CFG_ENV_SIZE 0x4000 /* Total Size of Environment Sector */
154 #endif /* __CONFIG_H */