blob: 9a1c5596b7afb0a426e938b52ef9ef989a227059 [file] [log] [blame]
Wolfgang Denkc570b2f2005-09-26 01:06:33 +02001/*
2 * (C) Copyright 2000
3 * Sysgo Real-Time Solutions, GmbH <www.elinos.com>
4 * Marius Groeger <mgroeger@sysgo.de>
5 *
6 * Configuation settings for the EP7312 board.
7 *
8 * Modified to work on Armadillo HT1070 ARM720T board
9 * (C) Copyright 2005 Rowel Atienza rowel@diwalabs.com
10 *
11 * See file CREDITS for list of people who contributed to this
12 * project.
13 *
14 * This program is free software; you can redistribute it and/or
15 * modify it under the terms of the GNU General Public License as
16 * published by the Free Software Foundation; either version 2 of
17 * the License, or (at your option) any later version.
18 *
19 * This program is distributed in the hope that it will be useful,
20 * but WITHOUT ANY WARRANTY; without even the implied warranty of
21 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
22 * GNU General Public License for more details.
23 *
24 * You should have received a copy of the GNU General Public License
25 * along with this program; if not, write to the Free Software
26 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
27 * MA 02111-1307 USA
28 */
29
30#ifndef __CONFIG_H
31#define __CONFIG_H
32
33/*
34 * If we are developing, we might want to start armboot from ram
35 * so we MUST NOT initialize critical regs like mem-timing ...
36 */
37/*#define CONFIG_INIT_CRITICAL*/ /* undef for developing */
38
39/*
40 * High Level Configuration Options
41 * (easy to change)
42 */
43#define CONFIG_ARM7 1 /* This is a ARM7 CPU */
44#define CONFIG_ARMADILLO 1 /* on an Armadillo Board */
45#define CONFIG_ARM_THUMB 1 /* this is an ARM720TDMI */
46#undef CONFIG_ARM7_REVD /* disable ARM720 REV.D Workarounds */
47
48#undef CONFIG_USE_IRQ /* don't need them anymore */
49
50/*
51 * Size of malloc() pool
52 */
53#define CFG_MALLOC_LEN (CFG_ENV_SIZE + 128*1024)
54#define CFG_GBL_DATA_SIZE 128 /* size in bytes reserved for initial data */
55
56/*
57 * Hardware drivers
58 */
59#define CONFIG_DRIVER_CS8900 1 /* we have a CS8900 on-board */
60#define CS8900_BASE 0x20000300 /* armadillo board */
61#define CS8900_BUS16 1
62#undef CS8900_BUS32
63
64/*
65 * select serial console configuration
66 */
67#define CONFIG_SERIAL1 1 /* we use Serial line 1 */
68
69/* allow to overwrite serial and ethaddr */
70#define CONFIG_ENV_OVERWRITE
71
72#define CONFIG_BAUDRATE 115200
73
74#define CONFIG_BOOTP_MASK (CONFIG_BOOTP_DEFAULT|CONFIG_BOOTP_BOOTFILESIZE)
75
76#define CONFIG_COMMANDS (CONFIG_CMD_DFL) /* | CFG_CMD_JFFS2)*/
77
78/* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */
79#include <cmd_confdefs.h>
80
81#define CONFIG_BOOTDELAY 3
82#define CONFIG_BOOTARGS "root=/dev/ram0 rootfstype=ext2 console=ttyAM0,115200"
83
84#define CONFIG_BOOTCOMMAND "bootm 40000 180000"
85
86/*
87 * Miscellaneous configurable options
88 */
89#define CFG_LONGHELP /* undef to save memory */
90#define CFG_PROMPT "ARMADILLO # " /* Monitor Command Prompt */
91#define CFG_CBSIZE 256 /* Console I/O Buffer Size */
92#define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print Buffer Size */
93#define CFG_MAXARGS 16 /* max number of command args */
94#define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */
95
96#define CFG_MEMTEST_START 0xc0400000 /* memtest works on */
97#define CFG_MEMTEST_END 0xc0800000 /* 4 ... 8 MB in DRAM */
98
99#undef CFG_CLKS_IN_HZ /* everything, incl board info, in Hz */
100
101#define CFG_LOAD_ADDR 0x00040000 /* default load address for armadillo: kernel img is here*/
102
103#define CFG_HZ 2000 /* decrementer freq: 2 kHz */
104
105 /* valid baudrates */
106#define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 }
107
108/*-----------------------------------------------------------------------
109 * Stack sizes
110 *
111 * The stack sizes are set up in start.S using the settings below
112 */
113#define CONFIG_STACKSIZE (128*1024) /* regular stack */
114#ifdef CONFIG_USE_IRQ
115#define CONFIG_STACKSIZE_IRQ (4*1024) /* IRQ stack */
116#define CONFIG_STACKSIZE_FIQ (4*1024) /* FIQ stack */
117#endif
118
119/*-----------------------------------------------------------------------
120 * Physical Memory Map
121 */
122#define CONFIG_NR_DRAM_BANKS 1 /* we have 1 bank of DRAM */
123#define PHYS_SDRAM_1 0xc0000000 /* SDRAM Bank #1 */
124#define PHYS_SDRAM_1_SIZE 0x02000000 /* 32 MB armadillo SDRAM */
125
126#define PHYS_FLASH_1 0x00000000 /* Flash Bank #1 */
127#define PHYS_FLASH_SIZE 0x00400000 /* 4 MB */
128
129#define CFG_FLASH_BASE PHYS_FLASH_1
130
131/*-----------------------------------------------------------------------
132 * FLASH and environment organization
133 */
134#define CFG_MAX_FLASH_BANKS 1 /* max number of memory banks */
135#define CFG_MAX_FLASH_SECT 512 /* max number of sectors on one chip */
136
137/* timeout values are in ticks */
138#define CFG_FLASH_ERASE_TOUT (2*CFG_HZ) /* Timeout for Flash Erase */
139#define CFG_FLASH_WRITE_TOUT (2*CFG_HZ) /* Timeout for Flash Write */
140
141#define CFG_ENV_IS_IN_FLASH 1
142#define CFG_ENV_ADDR (PHYS_FLASH_1 + 0x20000) /* Addr of Environment Sector */
143#define CFG_ENV_SIZE 0x20000 /* Total Size of Environment Sector */
144
145#define CONFIG_CMDLINE_TAG
146#define CONFIG_SETUP_MEMORY_TAGS
147#define CONFIG_INITRD_TAG
148
149#endif /* __CONFIG_H */