summaryrefslogtreecommitdiff
path: root/include/configs/trab.h
blob: 61a643adc94eabc3a6ad310655648ff847ffa637 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
/*
 * (C) Copyright 2002
 * Gary Jennejohn <gj@denx.de>
 *
 * Configuation settings for the TRAB board.
 *
 * See file CREDITS for list of people who contributed to this
 * project.
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License as
 * published by the Free Software Foundation; either version 2 of
 * the License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
 * MA 02111-1307 USA
 */

#ifndef __CONFIG_H
#define __CONFIG_H

/*
 * If we are developing, we might want to start armboot from ram
 * so we MUST NOT initialize critical regs like mem-timing ...
 */
#define CONFIG_INIT_CRITICAL		/* undef for developing */

/*
 * High Level Configuration Options
 * (easy to change)
 */
#define CONFIG_ARM920T		1	/* This is an arm920t CPU	*/
#define CONFIG_S3C2400		1	/* in a SAMSUNG S3C2400 SoC     */
#define CONFIG_TRAB		1	/* on a TRAB Board      */
#undef CONFIG_TRAB_50MHZ		/* run the CPU at 50 MHz */

/* input clock of PLL */
#define CONFIG_SYS_CLK_FREQ	12000000 /* TRAB has 12 MHz input clock */

#undef CONFIG_USE_IRQ			/* we don't need IRQ/FIQ stuff */

#define CONFIG_CMDLINE_TAG	 1	/* enable passing of ATAGs	*/
#define CONFIG_SETUP_MEMORY_TAGS 1
#define CONFIG_INITRD_TAG	 1

/*
 * Size of malloc() pool
 */
#define CFG_MALLOC_LEN		(CFG_ENV_SIZE + 128*1024)

/*
 * Hardware drivers
 */
#define CONFIG_DRIVER_CS8900	1	/* we have a CS8900 on-board */
#define CS8900_BASE		0x07000300 /* agrees with WIN CE PA */
#define CS8900_BUS16		1 /* the Linux driver does accesses as shorts */

#define CONFIG_VFD		1	/* VFD linear frame buffer driver */
#define VFD_TEST_LOGO		1	/* output a test logo to the VFDs */

/*
 * select serial console configuration
 */
#define CONFIG_SERIAL1          1	/* we use SERIAL 1 on TRAB */

#define CONFIG_HWFLOW			/* include RTS/CTS flow control support	*/

#define CONFIG_MODEM_SUPPORT	1	/* enable modem initialization stuff */

#define	CONFIG_MODEM_KEY_MAGIC	"23"	/* hold down these keys to enable modem */

/*
 * The following enables modem debugging stuff. The dbg() and
 * 'char screen[1024]' are used for debug printfs. Unfortunately,
 * it is usable only from BDI
 */
#undef CONFIG_MODEM_SUPPORT_DEBUG

/* allow to overwrite serial and ethaddr */
#define CONFIG_ENV_OVERWRITE

#define CONFIG_BAUDRATE		115200

#define	CONFIG_TIMESTAMP	1	/* Print timestamp info for images */

#ifdef CONFIG_HWFLOW
#define CONFIG_COMMANDS_ADD_HWFLOW	CFG_CMD_HWFLOW
#else
#define	CONFIG_COMMANDS_ADD_HWFLOW	0
#endif

#ifdef	CONFIG_VFD
#define CONFIG_COMMANDS_ADD_VFD		CFG_CMD_VFD
#else
#define CONFIG_COMMANDS_ADD_VFD		0
#endif

#ifndef USE_920T_MMU
#define CONFIG_COMMANDS		((CONFIG_CMD_DFL & ~CFG_CMD_CACHE) | \
				 CFG_CMD_BSP			| \
				 CONFIG_COMMANDS_ADD_HWFLOW	| \
				 CONFIG_COMMANDS_ADD_VFD	)
#else
#define CONFIG_COMMANDS		(CONFIG_CMD_DFL			| \
				 CFG_CMD_BSP			| \
				 CONFIG_COMMANDS_ADD_HWFLOW	| \
				 CONFIG_COMMANDS_ADD_VFD	)
#endif

/* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */
#include <cmd_confdefs.h>

#define CONFIG_BOOTDELAY	5
#define CONFIG_PREBOOT		"echo;echo *** booting ***;echo"
#define CONFIG_BOOTARGS    	"console=ttyS0"
#define CONFIG_NETMASK          255.255.0.0
#define CONFIG_IPADDR		192.168.3.68
#define CONFIG_HOSTNAME		trab
#define CONFIG_SERVERIP		192.168.3.1
#define CONFIG_BOOTCOMMAND	"run flash_nfs"

#ifndef CONFIG_BIG_FLASH
#define	CONFIG_EXTRA_ENV_SETTINGS	\
	"nfs_args=setenv bootargs root=/dev/nfs rw " \
		"nfsroot=$(serverip):$(rootpath)\0" \
	"rootpath=/opt/eldk/arm_920TDI\0" \
	"ram_args=setenv bootargs root=/dev/ram rw\0" \
	"add_net=setenv bootargs $(bootargs) ethaddr=$(ethaddr) " \
		"ip=$(ipaddr):$(serverip):$(gatewayip):$(netmask):$(hostname)::off\0" \
	"add_misc=setenv bootargs $(bootargs) console=ttyS0 panic=1\0" \
	"load=tftp 0xC100000 /tftpboot/TRAB/u-boot.bin\0" \
	"update=protect off 1:0-8;era 1:0-8;cp.b 0xc100000 0 $(filesize);" \
		"setenv filesize;saveenv\0" \
	"loadfile=/tftpboot/TRAB/uImage\0" \
	"loadaddr=c400000\0" \
	"net_load=tftpboot $(loadaddr) $(loadfile)\0" \
	"net_nfs=run net_load nfs_args add_net add_misc;bootm\0" \
	"kernel_addr=00040000\0" \
	"flash_nfs=run nfs_args add_net add_misc;bootm $(kernel_addr)\0" \
	"mdm_init1=ATZ\0" \
	"mdm_init2=ATS0=1\0" \
	"mdm_flow_control=rts/cts\0"
#else	/* CONFIG_BIG_FLASH */
#define	CONFIG_EXTRA_ENV_SETTINGS	\
	"nfs_args=setenv bootargs root=/dev/nfs rw " \
		"nfsroot=$(serverip):$(rootpath)\0" \
	"rootpath=/opt/eldk/arm_920TDI\0" \
	"ram_args=setenv bootargs root=/dev/ram rw\0" \
	"add_net=setenv bootargs $(bootargs) ethaddr=$(ethaddr) " \
		"ip=$(ipaddr):$(serverip):$(gatewayip):$(netmask):$(hostname)::off\0" \
	"add_misc=setenv bootargs $(bootargs) console=ttyS0 panic=1\0" \
	"load=tftp 0xC100000 /tftpboot/TRAB/u-boot.bin\0" \
	"update=protect off 1:0;era 1:0;cp.b 0xc100000 0 $(filesize)\0" \
	"loadfile=/tftpboot/TRAB/uImage\0" \
	"loadaddr=c400000\0" \
	"net_load=tftpboot $(loadaddr) $(loadfile)\0" \
	"net_nfs=run net_load nfs_args add_net add_misc;bootm\0" \
	"kernel_addr=00040000\0" \
	"flash_nfs=run nfs_args add_net add_misc;bootm $(kernel_addr)\0" \
	"mdm_init1=ATZ\0" \
	"mdm_init2=ATS0=1\0" \
	"mdm_flow_control=rts/cts\0"
#endif	/* CONFIG_BIG_FLASH */

#if 0	/* disabled for development */
#define	CONFIG_AUTOBOOT_KEYED		/* Enable password protection	*/
#define CONFIG_AUTOBOOT_PROMPT	"\nEnter password - autoboot in %d sec...\n"
#define CONFIG_AUTOBOOT_DELAY_STR	"system"	/* 1st password	*/
#endif

#if (CONFIG_COMMANDS & CFG_CMD_KGDB)
#define CONFIG_KGDB_BAUDRATE	115200		/* speed to run kgdb serial port */
/* what's this ? it's not used anywhere */
#define CONFIG_KGDB_SER_INDEX	1		/* which serial port to use */
#endif

/*
 * Miscellaneous configurable options
 */
#define	CFG_LONGHELP				/* undef to save memory		*/
#define	CFG_PROMPT		"TRAB # "	/* Monitor Command Prompt	*/
#define	CFG_CBSIZE		256		/* Console I/O Buffer Size	*/
#define	CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print Buffer Size */
#define	CFG_MAXARGS		16		/* max number of command args	*/
#define CFG_BARGSIZE		CFG_CBSIZE	/* Boot Argument Buffer Size	*/

#define CFG_MEMTEST_START	0x0c000000	/* memtest works on	*/
#define CFG_MEMTEST_END		0x0d000000	/* 16 MB in DRAM	*/

#undef  CFG_CLKS_IN_HZ		/* everything, incl board info, in Hz */

#define	CFG_LOAD_ADDR		0x0cf00000	/* default load address	*/

#ifdef CONFIG_TRAB_50MHZ
/* the PWM TImer 4 uses a counter of 15625 for 10 ms, so we need */
/* it to wrap 100 times (total 1562500) to get 1 sec. */
/* this should _really_ be calculated !! */
#define	CFG_HZ			1562500
#else
/* the PWM TImer 4 uses a counter of 10390 for 10 ms, so we need */
/* it to wrap 100 times (total 1039000) to get 1 sec. */
/* this should _really_ be calculated !! */
#define	CFG_HZ			1039000
#endif

/* valid baudrates */
#define CFG_BAUDRATE_TABLE	{ 9600, 19200, 38400, 57600, 115200 }

#define CONFIG_MISC_INIT_R		/* have misc_init_r() function	*/

/*-----------------------------------------------------------------------
 * Stack sizes
 *
 * The stack sizes are set up in start.S using the settings below
 */
#define CONFIG_STACKSIZE	(128*1024)	/* regular stack */
#ifdef CONFIG_USE_IRQ
#define CONFIG_STACKSIZE_IRQ	(4*1024)	/* IRQ stack */
#define CONFIG_STACKSIZE_FIQ	(4*1024)	/* FIQ stack */
#endif

/*-----------------------------------------------------------------------
 * Physical Memory Map
 */
#define CONFIG_NR_DRAM_BANKS	1	   /* we have 1 bank of DRAM */
#define PHYS_SDRAM_1		0x0c000000 /* SDRAM Bank #1 */
#define PHYS_SDRAM_1_SIZE	0x01000000 /* 16 MB */

#define CFG_FLASH_BASE		0x00000000 /* Flash Bank #1 */

/* The following #defines are needed to get flash environment right */
#define	CFG_MONITOR_BASE	CFG_FLASH_BASE
#ifndef CONFIG_BIG_FLASH
#define	CFG_MONITOR_LEN		(256 << 10)
#else
#define	CFG_MONITOR_LEN		(128 << 10)
#endif

/*-----------------------------------------------------------------------
 * FLASH and environment organization
 */
#define CFG_MAX_FLASH_BANKS	1	/* max number of memory banks */
#ifndef CONFIG_BIG_FLASH
#define CFG_MAX_FLASH_SECT	71	/* max number of sectors on one chip */
#else
#define CFG_MAX_FLASH_SECT	128	/* max number of sectors on one chip */
#endif

/* timeout values are in ticks */
#define CFG_FLASH_ERASE_TOUT	(2*CFG_HZ) /* Timeout for Flash Erase */
#define CFG_FLASH_WRITE_TOUT	(2*CFG_HZ) /* Timeout for Flash Write */

#define	CFG_ENV_IS_IN_FLASH	1

/* Address and size of Primary Environment Sector	*/
#ifndef CONFIG_BIG_FLASH
#define CFG_ENV_ADDR		(CFG_FLASH_BASE + 0x4000)
#define CFG_ENV_SIZE		0x4000
#define CFG_ENV_SECT_SIZE	0x4000
#else
#define CFG_ENV_ADDR		(CFG_FLASH_BASE + 0x20000)
#define CFG_ENV_SIZE		0x4000
#define CFG_ENV_SECT_SIZE	0x20000
#endif

/* Address and size of Redundant Environment Sector	*/
#define CFG_ENV_OFFSET_REDUND	(CFG_ENV_ADDR+CFG_ENV_SECT_SIZE)
#define CFG_ENV_SIZE_REDUND	(CFG_ENV_SIZE)

#endif	/* __CONFIG_H */