xref: /openbmc/u-boot/include/configs/M5282EVB.h (revision 8e6f1a8e)
1 /*
2  * Configuation settings for the Motorola MC5282EVB board.
3  *
4  * (C) Copyright 2003 Josef Baumgartner <josef.baumgartner@telex.de>
5  *
6  * See file CREDITS for list of people who contributed to this
7  * project.
8  *
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.
13  *
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.
18  *
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,
22  * MA 02111-1307 USA
23  */
24 
25 /*
26  * board/config.h - configuration options, board specific
27  */
28 
29 #ifndef _CONFIG_M5282EVB_H
30 #define _CONFIG_M5282EVB_H
31 
32 /*
33  * High Level Configuration Options
34  * (easy to change)
35  */
36 #define	CONFIG_MCF52x2			/* define processor family */
37 #define CONFIG_M5282			/* define processor type */
38 
39 #define FEC_ENET
40 
41 #define CONFIG_BAUDRATE 19200
42 #define CFG_BAUDRATE_TABLE { 9600 , 19200 , 38400 , 57600, 115200 }
43 
44 #define	CONFIG_MONITOR_IS_IN_RAM	/* define if monitor is started from a pre-loader */
45 
46 /* Configuration for environment
47  * Environment is embedded in u-boot in the second sector of the flash
48  */
49 #define CFG_ENV_ADDR		0xffe04000
50 #define CFG_ENV_SIZE		0x2000
51 #define CFG_ENV_IS_IN_FLASH	1
52 
53 
54 #define CONFIG_COMMANDS  ( CONFIG_CMD_DFL & ~(CFG_CMD_LOADS | CFG_CMD_LOADB) )
55 
56 /* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */
57 #include <cmd_confdefs.h>
58 #define CONFIG_BOOTDELAY	5
59 
60 #define CFG_PROMPT		"-> "
61 #define	CFG_LONGHELP				/* undef to save memory		*/
62 
63 #if (CONFIG_COMMANDS & CFG_CMD_KGDB)
64 #define	CFG_CBSIZE		1024		/* Console I/O Buffer Size	*/
65 #else
66 #define	CFG_CBSIZE		256		/* Console I/O Buffer Size	*/
67 #endif
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	*/
71 
72 #define CFG_LOAD_ADDR		0x20000
73 
74 #define CFG_MEMTEST_START	0x400
75 #define CFG_MEMTEST_END		0x380000
76 
77 #define CFG_HZ			1000000
78 #define	CFG_CLK			64000000
79 
80 
81 /*
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.
85  */
86 #define	CFG_MBAR		0x40000000
87 
88 #undef	CFG_DISCOVER_PHY
89 #define	CFG_ENET_BD_BASE	0x380000
90 
91 /*-----------------------------------------------------------------------
92  * Definitions for initial stack pointer and data area (in DPRAM)
93  */
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
99 
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
104  */
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
109 
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
114 
115 #define CFG_MONITOR_LEN		0x20000
116 #define CFG_MALLOC_LEN		(256 << 10)
117 #define CFG_BOOTPARAMS_LEN	64*1024
118 
119 
120 /*
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 ??
124  */
125 #define	CFG_BOOTMAPSZ		(8 << 20)	/* Initial Memory map for Linux	*/
126 
127 
128 /*-----------------------------------------------------------------------
129  * FLASH organization
130  */
131 #define	CFG_MAX_FLASH_SECT	35
132 #define	CFG_MAX_FLASH_BANKS	1
133 #define	CFG_FLASH_ERASE_TOUT	10000000
134 
135 /*-----------------------------------------------------------------------
136  * Cache Configuration
137  */
138 #define CFG_CACHELINE_SIZE	16
139 
140 
141 /*-----------------------------------------------------------------------
142  * Memory bank definitions
143  */
144 
145 
146 /*-----------------------------------------------------------------------
147  * Port configuration
148  */
149 
150 
151 #endif	/* _CONFIG_M5282EVB_H */
152