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wdenkfe8c2802002-11-03 00:38:21 +00001/*
2 * (C) Copyright 2000, 2001, 2002
3 * Robert Schwebel, Pengutronix, r.schwebel@pengutronix.de.
4 *
5 * Configuration for the Cogent CSB226 board. For details see
6 * http://www.cogcomp.com/csb_csb226.htm
7 *
8 * See file CREDITS for list of people who contributed to this
9 * project.
10 *
11 * This program is free software; you can redistribute it and/or
12 * modify it under the terms of the GNU General Public License as
13 * published by the Free Software Foundation; either version 2 of
14 * the License, or (at your option) any later version.
15 *
16 * This program is distributed in the hope that it will be useful,
17 * but WITHOUT ANY WARRANTY; without even the implied warranty of
18 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19 * GNU General Public License for more details.
20 *
21 * You should have received a copy of the GNU General Public License
22 * along with this program; if not, write to the Free Software
23 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
24 * MA 02111-1307 USA
25 */
26
27/*
28 * include/configs/csb226.h - configuration options, board specific
29 */
30
31#ifndef __CONFIG_H
32#define __CONFIG_H
33
34/*
35 * If we are developing, we might want to start U-Boot from ram
36 * so we MUST NOT initialize critical regs like mem-timing ...
37 */
38#define CONFIG_INIT_CRITICAL /* undef for developing */
39
40/*
41 * High Level Configuration Options
42 * (easy to change)
43 */
44#define CONFIG_PXA250 1 /* This is an PXA250 CPU */
45#define CONFIG_CSB226 1 /* on a CSB226 board */
46
47#undef CONFIG_USE_IRQ /* we don't need IRQ/FIQ stuff */
48 /* for timer/console/ethernet */
49/*
50 * Hardware drivers
51 */
52
53/*
54 * select serial console configuration
55 */
56#define CONFIG_FFUART 1 /* we use FFUART on CSB226 */
57
58/* allow to overwrite serial and ethaddr */
59#define CONFIG_ENV_OVERWRITE
60
61#define CONFIG_BAUDRATE 19200
62
63#define CONFIG_COMMANDS (CONFIG_CMD_DFL & ~CFG_CMD_NET)
64
65/* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */
66#include <cmd_confdefs.h>
67
68#define CONFIG_BOOTDELAY 10
69#define CONFIG_BOOTARGS "root=ramfs devfs=mount console=ttySA0,115200"
70#define CONFIG_ETHADDR FF:FF:FF:FF:FF:FF
71#define CONFIG_NETMASK 255.255.255.0
72#define CONFIG_IPADDR 192.168.1.56
73#define CONFIG_SERVERIP 192.168.1.2
74#define CONFIG_BOOTCOMMAND ""
75
76#if (CONFIG_COMMANDS & CFG_CMD_KGDB)
77#define CONFIG_KGDB_BAUDRATE 115200 /* speed to run kgdb serial port */
78#define CONFIG_KGDB_SER_INDEX 2 /* which serial port to use */
79#endif
80
81/*
82 * Miscellaneous configurable options
83 */
84
85/*
86 * Size of malloc() pool; this lives below the uppermost 128 KiB which are
87 * used for the RAM copy of the uboot code
88 *
89 */
90#define CFG_MALLOC_LEN (CFG_ENV_SIZE + 128*1024)
91
92#define CFG_LONGHELP /* undef to save memory */
93#define CFG_PROMPT "=> " /* Monitor Command Prompt */
94#define CFG_CBSIZE 256 /* Console I/O Buffer Size */
95#define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print Buffer Size */
96#define CFG_MAXARGS 16 /* max number of command args */
97#define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */
98
99#define CFG_MEMTEST_START 0xa0400000 /* memtest works on */
100#define CFG_MEMTEST_END 0xa0800000 /* 4 ... 8 MB in DRAM */
101
102#undef CFG_CLKS_IN_HZ /* everything, incl board info, in Hz */
103
104#define CFG_LOAD_ADDR 0xa7fe0000 /* default load address */
105 /* RS: where is this documented? */
106 /* RS: is this where U-Boot is */
107 /* RS: relocated to in RAM? */
108
109#define CFG_HZ 3686400 /* incrementer freq: 3.6864 MHz */
110 /* RS: the oscillator is actually 3680130?? */
111#define CFG_CPUSPEED 0x141 /* set core clock to 200/200/100 MHz */
112 /* 0101000001 */
113 /* ^^^^^ Memory Speed 99.53 MHz */
114 /* ^^ Run Mode Speed = 2x Mem Speed */
115 /* ^^ Turbo Mode Sp. = 1x Run M. Sp. */
116
117#define CFG_MONITOR_LEN 0x20000 /* 128 KiB */
118
119 /* valid baudrates */
120#define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 }
121
122/*
123 * Stack sizes
124 *
125 * The stack sizes are set up in start.S using the settings below
126 */
127#define CONFIG_STACKSIZE (128*1024) /* regular stack */
128#ifdef CONFIG_USE_IRQ
129#define CONFIG_STACKSIZE_IRQ (4*1024) /* IRQ stack */
130#define CONFIG_STACKSIZE_FIQ (4*1024) /* FIQ stack */
131#endif
132
133/*
134 * Physical Memory Map
135 */
136#define CONFIG_NR_DRAM_BANKS 1 /* we have 1 bank of DRAM */
137#define PHYS_SDRAM_1 0xa0000000 /* SDRAM Bank #1 */
138#define PHYS_SDRAM_1_SIZE 0x02000000 /* 32 MB */
139
140#define PHYS_FLASH_1 0x00000000 /* Flash Bank #1 */
141#define PHYS_FLASH_SIZE 0x02000000 /* 32 MB */
142
143#define CFG_DRAM_BASE 0xa0000000 /* RAM starts here */
144#define CFG_DRAM_SIZE 0x02000000
145
146#define CFG_FLASH_BASE PHYS_FLASH_1
147
148/*
149 * GPIO settings
150 */
151#define CFG_GPSR0_VAL 0xFFFFFFFF
152#define CFG_GPSR1_VAL 0xFFFFFFFF
153#define CFG_GPSR2_VAL 0xFFFFFFFF
154#define CFG_GPCR0_VAL 0x08022080
155#define CFG_GPCR1_VAL 0x00000000
156#define CFG_GPCR2_VAL 0x00000000
157#define CFG_GPDR0_VAL 0xCD82A858
158#define CFG_GPDR1_VAL 0xFCFFAB80
159#define CFG_GPDR2_VAL 0x0001FFFF
160#define CFG_GAFR0_L_VAL 0x80000000
161#define CFG_GAFR0_U_VAL 0xA5254010
162#define CFG_GAFR1_L_VAL 0x599A9550
163#define CFG_GAFR1_U_VAL 0xAAA5AAAA
164#define CFG_GAFR2_L_VAL 0xAAAAAAAA
165#define CFG_GAFR2_U_VAL 0x00000002
166
167/* FIXME: set GPIO_RER/FER */
168
169#define CFG_PSSR_VAL 0x20
170
171/*
172 * Memory settings
173 */
174#define CFG_MSC0_VAL 0x2EF025D0
175#define CFG_MSC1_VAL 0x00003F64
176#define CFG_MSC2_VAL 0x00000000
177#define CFG_MDCNFG_VAL 0x09a909a9
178#define CFG_MDREFR_VAL 0x03ca0030
179/* #define CFG_MDREFR_VAL_100 ??? */
180#define CFG_MDMRS_VAL 0x00220022
181
182/*
183 * PCMCIA and CF Interfaces
184 */
185#define CFG_MECR_VAL 0x00000000
186#define CFG_MCMEM0_VAL 0x00000000
187#define CFG_MCMEM1_VAL 0x00000000
188#define CFG_MCATT0_VAL 0x00000000
189#define CFG_MCATT1_VAL 0x00000000
190#define CFG_MCIO0_VAL 0x00000000
191#define CFG_MCIO1_VAL 0x00000000
192
193/*
194#define _LED 0x08000010
195#define LED_BLANK (0x08000040)
196*/
197
198/*
199 * FLASH and environment organization
200 */
201#define CFG_MAX_FLASH_BANKS 1 /* max number of memory banks */
202#define CFG_MAX_FLASH_SECT 128 /* max number of sect. on one chip */
203
204/* timeout values are in ticks */
205#define CFG_FLASH_ERASE_TOUT (2*CFG_HZ) /* Timeout for Flash Erase */
206#define CFG_FLASH_WRITE_TOUT (2*CFG_HZ) /* Timeout for Flash Write */
207
208#define CFG_ENV_IS_IN_FLASH 1
209#define CFG_ENV_ADDR (PHYS_FLASH_1 + 0x1C000)
210 /* Addr of Environment Sector */
211#define CFG_ENV_SIZE 0x4000 /* Total Size of Environment Sector */
212
213#endif /* __CONFIG_H */