2 * Configuation settings for the Motorola MC5282EVB board.
4 * (C) Copyright 2003 Josef Baumgartner <josef.baumgartner@telex.de>
6 * See file CREDITS for list of people who contributed to this
9 * This program is free software; you can redistribute it and/or
10 * modify it under the terms of the GNU General Public License as
11 * published by the Free Software Foundation; either version 2 of
12 * the License, or (at your option) any later version.
14 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU General Public License for more details.
19 * You should have received a copy of the GNU General Public License
20 * along with this program; if not, write to the Free Software
21 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
26 * board/config.h - configuration options, board specific
29 #ifndef _CONFIG_M5282EVB_H
30 #define _CONFIG_M5282EVB_H
33 * High Level Configuration Options
36 #define CONFIG_MCF52x2 /* define processor family */
37 #define CONFIG_M5282 /* define processor type */
41 #define CONFIG_BAUDRATE 19200
42 #define CFG_BAUDRATE_TABLE { 9600 , 19200 , 38400 , 57600, 115200 }
44 #define CONFIG_MONITOR_IS_IN_RAM /* define if monitor is started from a pre-loader */
46 /* Configuration for environment
47 * Environment is embedded in u-boot in the second sector of the flash
49 #define CFG_ENV_ADDR 0xffe04000
50 #define CFG_ENV_SIZE 0x2000
51 #define CFG_ENV_IS_IN_FLASH 1
54 #define CONFIG_COMMANDS ( CONFIG_CMD_DFL & ~(CFG_CMD_LOADS | CFG_CMD_LOADB) )
56 /* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */
57 #include <cmd_confdefs.h>
58 #define CONFIG_BOOTDELAY 5
60 #define CFG_PROMPT "-> "
61 #define CFG_LONGHELP /* undef to save memory */
63 #if (CONFIG_COMMANDS & CFG_CMD_KGDB)
64 #define CFG_CBSIZE 1024 /* Console I/O Buffer Size */
66 #define CFG_CBSIZE 256 /* Console I/O Buffer Size */
68 #define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print Buffer Size */
69 #define CFG_MAXARGS 16 /* max number of command args */
70 #define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */
72 #define CFG_LOAD_ADDR 0x20000
74 #define CFG_MEMTEST_START 0x400
75 #define CFG_MEMTEST_END 0x380000
77 #define CFG_HZ 1000000
78 #define CFG_CLK 64000000
82 * Low Level Configuration Settings
83 * (address mappings, register initial values, etc.)
84 * You should know what you are doing if you make changes here.
86 #define CFG_MBAR 0x40000000
88 #undef CFG_DISCOVER_PHY
89 #define CFG_ENET_BD_BASE 0x380000
91 /*-----------------------------------------------------------------------
92 * Definitions for initial stack pointer and data area (in DPRAM)
94 #define CFG_INIT_RAM_ADDR 0x20000000
95 #define CFG_INIT_RAM_END 0x10000 /* End of used area in internal SRAM */
96 #define CFG_GBL_DATA_SIZE 64 /* size in bytes reserved for initial data */
97 #define CFG_GBL_DATA_OFFSET (CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE)
98 #define CFG_INIT_SP_OFFSET CFG_GBL_DATA_OFFSET
100 /*-----------------------------------------------------------------------
101 * Start addresses for the final memory configuration
102 * (Set up by the startup code)
103 * Please note that CFG_SDRAM_BASE _must_ start at 0
105 #define CFG_SDRAM_BASE 0x00000000
106 #define CFG_SDRAM_SIZE 4 /* SDRAM size in MB */
107 #define CFG_FLASH_BASE 0xffe00000
108 #define CFG_INT_FLASH_BASE 0xf0000000
110 /* If M5282 port is fully implemented the monitor base will be behind
111 * the vector table. */
112 /* #define CFG_MONITOR_BASE (CFG_FLASH_BASE + 0x400) */
113 #define CFG_MONITOR_BASE 0x20000
115 #define CFG_MONITOR_LEN 0x20000
116 #define CFG_MALLOC_LEN (256 << 10)
117 #define CFG_BOOTPARAMS_LEN 64*1024
121 * For booting Linux, the board info and command line data
122 * have to be in the first 8 MB of memory, since this is
123 * the maximum mapped by the Linux kernel during initialization ??
125 #define CFG_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
128 /*-----------------------------------------------------------------------
131 #define CFG_MAX_FLASH_SECT 35
132 #define CFG_MAX_FLASH_BANKS 1
133 #define CFG_FLASH_ERASE_TOUT 10000000
135 /*-----------------------------------------------------------------------
136 * Cache Configuration
138 #define CFG_CACHELINE_SIZE 16
141 /*-----------------------------------------------------------------------
142 * Memory bank definitions
146 /*-----------------------------------------------------------------------
151 #endif /* _CONFIG_M5282EVB_H */