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1/*
2 * (C) Copyright 2002
3 * Sysgo Real-Time Solutions, GmbH <www.elinos.com>
4 * Marius Groeger <mgroeger@sysgo.de>
5 *
6 * 2004 (c) MontaVista Software, Inc.
7 *
8 * Configuation settings for the Intel Assabet board.
9 *
10 * See file CREDITS for list of people who contributed to this
11 * project.
12 *
13 * This program is free software; you can redistribute it and/or
14 * modify it under the terms of the GNU General Public License as
15 * published by the Free Software Foundation; either version 2 of
16 * the License, or (at your option) any later version.
17 *
18 * This program is distributed in the hope that it will be useful,
19 * but WITHOUT ANY WARRANTY; without even the implied warranty of
20 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
21 * GNU General Public License for more details.
22 *
23 * You should have received a copy of the GNU General Public License
24 * along with this program; if not, write to the Free Software
25 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
26 * MA 02111-1307 USA
27 */
28
29#ifndef __CONFIG_H
30#define __CONFIG_H
31
32#undef DEBUG
33
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34/*
35 * High Level Configuration Options
36 * (easy to change)
37 */
38#define CONFIG_SA1110 1 /* This is an SA1100 CPU */
39#define CONFIG_ASSABET 1 /* on an Intel Assabet Board */
40
41#undef CONFIG_USE_IRQ
42
43#define CONFIG_CMDLINE_TAG 1 /* enable passing of ATAGs */
44#define CONFIG_SETUP_MEMORY_TAGS 1
45#define CONFIG_INITRD_TAG 1
46
47/*
48 * Size of malloc() pool
49 */
50#define CFG_MALLOC_LEN (CFG_ENV_SIZE + 128*1024)
51#define CFG_GBL_DATA_SIZE 128 /* size rsrvd for initial data */
52
53/*
54 * Hardware drivers
55 */
56#define CONFIG_DRIVER_LAN91C96 /* we have an SMC9194 on-board */
57#define CONFIG_LAN91C96_BASE 0x18000000
58
59/*
60 * select serial console configuration
61 */
62#define CONFIG_SERIAL1 1 /* we use SERIAL 1 on Intel Assabet */
63
64/* allow to overwrite serial and ethaddr */
65#define CONFIG_ENV_OVERWRITE
66
67#define CONFIG_BAUDRATE 115200
68
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70/*
71 * Command line configuration.
72 */
73#include <config_cmd_default.h>
74
75#define CONFIG_CMD_DHCP
76
77
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78/*
79 * BOOTP options
80 */
81#define CONFIG_BOOTP_SUBNETMASK
82#define CONFIG_BOOTP_GATEWAY
83#define CONFIG_BOOTP_HOSTNAME
84#define CONFIG_BOOTP_BOOTPATH
85
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86
87#define CONFIG_BOOTDELAY 3
88#define CONFIG_BOOTARGS "console=ttySA0,115200n8 root=/dev/nfs ip=bootp"
89#define CONFIG_BOOTCOMMAND "bootp;tftp;bootm"
90#define CFG_AUTOLOAD "n" /* No autoload */
91
0b361c91 92#if defined(CONFIG_CMD_KGDB)
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93#define CONFIG_KGDB_BAUDRATE 115200 /* speed to run kgdb serial port */
94#define CONFIG_KGDB_SER_INDEX 2 /* which serial port to use */
95#endif
96
97/*
98 * Miscellaneous configurable options
99 */
100#define CFG_LONGHELP /* undef to save memory */
101#define CFG_PROMPT "Intel Assabet # " /* Monitor Command Prompt */
102#define CFG_CBSIZE 256 /* Console I/O Buffer Size */
103#define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print Buffer Size */
104#define CFG_MAXARGS 16 /* max number of command args */
105#define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */
106
107#define CFG_MEMTEST_START 0xc0400000 /* memtest works on */
108#define CFG_MEMTEST_END 0xc0800000 /* 4 ... 8 MB in DRAM */
109
110#undef CFG_CLKS_IN_HZ
111
112#define CFG_LOAD_ADDR 0xc0000000 /* default load address */
113
114#define CFG_HZ 3686400 /* incrementer freq: 3.6864 MHz */
115#define CFG_CPUSPEED 0x0a /* set core clock to 206MHz */
116
117 /* valid baudrates */
118#define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 }
119
120/*-----------------------------------------------------------------------
121 * Stack sizes
122 *
123 * The stack sizes are set up in start.S using the settings below
124 */
125#define CONFIG_STACKSIZE (128*1024) /* regular stack */
126#ifdef CONFIG_USE_IRQ
127#define CONFIG_STACKSIZE_IRQ (4*1024) /* IRQ stack */
128#define CONFIG_STACKSIZE_FIQ (4*1024) /* FIQ stack */
129#endif
130
131/*-----------------------------------------------------------------------
132 * Physical Memory Map
133 */
134#define CONFIG_NR_DRAM_BANKS 1 /* we have 1 bank of SDRAM */
135#define PHYS_SDRAM_1 0xc0000000 /* SDRAM Bank #1 */
136#define PHYS_SDRAM_1_SIZE 0x02000000 /* 32 MB */
137
138#define PHYS_FLASH_1 0x00000000 /* Flash Bank #1 */
139#define PHYS_FLASH_SIZE 0x02000000 /* 32 MB */
140#define PHYS_FLASH_BANK_SIZE 0x01000000 /* 16 MB Banks */
141#define PHYS_FLASH_SECT_SIZE 0x00040000 /* 256 KB sectors (x2) */
142
143#define CFG_MONITOR_BASE TEXT_BASE
144#define CFG_MONITOR_LEN (256 * 1024) /* Reserve 256 KB for Monitor */
145
146#if CFG_MONITOR_BASE < CFG_FLASH_BASE
147#define CFG_RAMSTART
148#endif
149
150/*-----------------------------------------------------------------------
151 * FLASH and environment organization
152 */
153
154#define CFG_FLASH_BASE PHYS_FLASH_1
155#define CFG_FLASH_SIZE PHYS_FLASH_SIZE
156#define CFG_FLASH_CFI 1 /* flash is CFI conformant */
157#define CFG_FLASH_CFI_DRIVER 1 /* use common cfi driver */
158#define CFG_FLASH_USE_BUFFER_WRITE 1 /* use buffered writes (20x faster) */
159#define CFG_MAX_FLASH_BANKS 1 /* max # of memory banks */
160#define CFG_FLASH_INCREMENT 0 /* there is only one bank */
161#define CFG_MAX_FLASH_SECT 128 /* max # of sectors on one chip */
162#undef CFG_FLASH_PROTECTION
163#define CFG_FLASH_BANKS_LIST { CFG_FLASH_BASE }
164
165#define CFG_ENV_IS_IN_FLASH 1
166
167#if defined(CFG_ENV_IS_IN_FLASH)
168#define CFG_ENV_IN_OWN_SECTOR 1
169#define CFG_ENV_ADDR (PHYS_FLASH_1 + PHYS_FLASH_SECT_SIZE)
170#define CFG_ENV_SIZE PHYS_FLASH_SECT_SIZE
171#define CFG_ENV_SECT_SIZE PHYS_FLASH_SECT_SIZE
172#endif
173
174#endif /* __CONFIG_H */