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ab255f26 WD |
1 | /* |
2 | * (C) Copyright 2001 | |
3 | * Matthias Fuchs, esd gmbh germany, [email protected] | |
4 | * | |
5 | * See file CREDITS for list of people who contributed to this | |
6 | * project. | |
7 | * | |
8 | * This program is free software; you can redistribute it and/or | |
9 | * modify it under the terms of the GNU General Public License as | |
10 | * published by the Free Software Foundation; either version 2 of | |
11 | * the License, or (at your option) any later version. | |
12 | * | |
13 | * This program is distributed in the hope that it will be useful, | |
14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
16 | * GNU General Public License for more details. | |
17 | * | |
18 | * You should have received a copy of the GNU General Public License | |
19 | * along with this program; if not, write to the Free Software | |
20 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, | |
21 | * MA 02111-1307 USA | |
22 | */ | |
23 | ||
24 | /* | |
25 | * board/config.h - configuration options, board specific | |
26 | */ | |
27 | ||
28 | #ifndef __CONFIG_H | |
29 | #define __CONFIG_H | |
30 | ||
31 | /* | |
32 | * High Level Configuration Options | |
33 | * (easy to change) | |
34 | */ | |
35 | ||
36 | #define CONFIG_405CR 1 /* This is a PPC405CR CPU */ | |
c837dcb1 WD |
37 | #define CONFIG_4xx 1 /* ...member of PPC4xx family */ |
38 | #define CONFIG_CANBT 1 /* ...on a CANBT board */ | |
ab255f26 | 39 | |
c837dcb1 | 40 | #define CONFIG_BOARD_EARLY_INIT_F 1 /* call board_early_init_f() */ |
ab255f26 | 41 | |
c837dcb1 | 42 | #define CONFIG_SYS_CLK_FREQ 25000000 /* external frequency to pll */ |
ab255f26 WD |
43 | |
44 | #define CONFIG_BAUDRATE 115200 | |
45 | #define CONFIG_BOOTDELAY 1 /* autoboot after 1 seconds */ | |
46 | ||
47 | #undef CONFIG_BOOTARGS | |
48 | #define CONFIG_BOOTCOMMAND \ | |
49 | "setenv bootargs root=/dev/ram rw console=ttyS0,115200; " \ | |
50 | "bootm ffe00000 ffe80000" | |
51 | ||
52 | #define CONFIG_LOADS_ECHO 1 /* echo on for serial download */ | |
53 | #define CFG_LOADS_BAUD_CHANGE 1 /* allow baudrate change */ | |
54 | ||
c837dcb1 | 55 | #undef CONFIG_PCI_PNP /* no pci plug-and-play */ |
ab255f26 | 56 | |
c837dcb1 | 57 | #define CONFIG_PHY_ADDR 0 /* PHY address */ |
ab255f26 | 58 | |
ab255f26 | 59 | |
11799434 JL |
60 | /* |
61 | * BOOTP options | |
62 | */ | |
63 | #define CONFIG_BOOTP_BOOTFILESIZE | |
64 | #define CONFIG_BOOTP_BOOTPATH | |
65 | #define CONFIG_BOOTP_GATEWAY | |
66 | #define CONFIG_BOOTP_HOSTNAME | |
67 | ||
68 | ||
49cf7e8e JL |
69 | /* |
70 | * Command line configuration. | |
71 | */ | |
72 | #include <config_cmd_default.h> | |
73 | ||
74 | #define CONFIG_CMD_IRQ | |
5728be38 | 75 | #define CONFIG_CMD_EEPROM |
49cf7e8e JL |
76 | |
77 | #undef CONFIG_CMD_NET | |
78 | ||
ab255f26 WD |
79 | |
80 | #undef CONFIG_WATCHDOG /* watchdog disabled */ | |
81 | ||
c837dcb1 | 82 | #define CONFIG_SDRAM_BANK0 1 /* init onboard SDRAM bank 0 */ |
ab255f26 WD |
83 | |
84 | /* | |
85 | * Miscellaneous configurable options | |
86 | */ | |
87 | #define CFG_LONGHELP /* undef to save memory */ | |
88 | #define CFG_PROMPT "=> " /* Monitor Command Prompt */ | |
49cf7e8e | 89 | #if defined(CONFIG_CMD_KGDB) |
c837dcb1 | 90 | #define CFG_CBSIZE 1024 /* Console I/O Buffer Size */ |
ab255f26 | 91 | #else |
c837dcb1 | 92 | #define CFG_CBSIZE 256 /* Console I/O Buffer Size */ |
ab255f26 WD |
93 | #endif |
94 | #define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print Buffer Size */ | |
95 | #define CFG_MAXARGS 16 /* max number of command args */ | |
96 | #define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */ | |
97 | ||
c837dcb1 | 98 | #define CFG_CONSOLE_INFO_QUIET 1 /* don't print console @ startup*/ |
ab255f26 WD |
99 | |
100 | #define CFG_MEMTEST_START 0x0400000 /* memtest works on */ | |
101 | #define CFG_MEMTEST_END 0x0C00000 /* 4 ... 12 MB in DRAM */ | |
102 | ||
c837dcb1 | 103 | #define CFG_EXT_SERIAL_CLOCK 14745600 /* use external serial clock */ |
ab255f26 WD |
104 | |
105 | /* The following table includes the supported baudrates */ | |
c837dcb1 | 106 | #define CFG_BAUDRATE_TABLE \ |
8bde7f77 WD |
107 | { 300, 600, 1200, 2400, 4800, 9600, 19200, 38400, \ |
108 | 57600, 115200, 230400, 460800, 921600 } | |
ab255f26 WD |
109 | |
110 | #define CFG_LOAD_ADDR 0x100000 /* default load address */ | |
111 | #define CFG_EXTBDINFO 1 /* To use extended board_into (bd_t) */ | |
112 | ||
c837dcb1 | 113 | #define CFG_HZ 1000 /* decrementer freq: 1 ms ticks */ |
ab255f26 WD |
114 | |
115 | #define CONFIG_ZERO_BOOTDELAY_CHECK /* check for keypress on bootdelay==0 */ | |
116 | ||
117 | /*----------------------------------------------------------------------- | |
118 | * Start addresses for the final memory configuration | |
119 | * (Set up by the startup code) | |
120 | * Please note that CFG_SDRAM_BASE _must_ start at 0 | |
121 | */ | |
122 | #define CFG_SDRAM_BASE 0x00000000 | |
123 | #define CFG_FLASH_BASE 0xFFFE0000 | |
124 | #define CFG_MONITOR_BASE CFG_FLASH_BASE | |
125 | #define CFG_MONITOR_LEN (128 * 1024) /* Reserve 128 kB for Monitor */ | |
126 | #define CFG_MALLOC_LEN (128 * 1024) /* Reserve 128 kB for malloc() */ | |
127 | ||
128 | /* | |
129 | * For booting Linux, the board info and command line data | |
130 | * have to be in the first 8 MB of memory, since this is | |
131 | * the maximum mapped by the Linux kernel during initialization. | |
132 | */ | |
133 | #define CFG_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */ | |
134 | /*----------------------------------------------------------------------- | |
135 | * FLASH organization | |
136 | */ | |
137 | #define CFG_MAX_FLASH_BANKS 1 /* max number of memory banks */ | |
138 | #define CFG_MAX_FLASH_SECT 256 /* max number of sectors on one chip */ | |
139 | ||
140 | #define CFG_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase (in ms) */ | |
141 | #define CFG_FLASH_WRITE_TOUT 500 /* Timeout for Flash Write (in ms) */ | |
142 | ||
c837dcb1 WD |
143 | #define CFG_FLASH_WORD_SIZE unsigned short /* flash word size (width) */ |
144 | #define CFG_FLASH_ADDR0 0x5555 /* 1st address for flash config cycles */ | |
145 | #define CFG_FLASH_ADDR1 0x2AAA /* 2nd address for flash config cycles */ | |
ab255f26 WD |
146 | /* |
147 | * The following defines are added for buggy IOP480 byte interface. | |
148 | * All other boards should use the standard values (CPCI405 etc.) | |
149 | */ | |
c837dcb1 WD |
150 | #define CFG_FLASH_READ0 0x0000 /* 0 is standard */ |
151 | #define CFG_FLASH_READ1 0x0001 /* 1 is standard */ | |
152 | #define CFG_FLASH_READ2 0x0002 /* 2 is standard */ | |
ab255f26 | 153 | |
c837dcb1 | 154 | #define CFG_FLASH_EMPTY_INFO /* print 'E' for empty sector on flinfo */ |
ab255f26 WD |
155 | |
156 | #if 0 /* Use FLASH for environment variables */ | |
157 | ||
5a1aceb0 | 158 | #define CONFIG_ENV_IS_IN_FLASH 1 |
0e8d1586 JCPV |
159 | #define CONFIG_ENV_OFFSET 0x00010000 /* Offset of Environment Sector */ |
160 | #define CONFIG_ENV_SIZE 0x1000 /* Total Size of Environment Sector */ | |
ab255f26 | 161 | |
0e8d1586 | 162 | #define CONFIG_ENV_SECT_SIZE 0x10000 /* see README - env sector total size */ |
ab255f26 WD |
163 | |
164 | #else /* Use EEPROM for environment variables */ | |
165 | ||
bb1f8b4f | 166 | #define CONFIG_ENV_IS_IN_EEPROM 1 /* use EEPROM for environment vars */ |
0e8d1586 JCPV |
167 | #define CONFIG_ENV_OFFSET 0x000 /* environment starts at the beginning of the EEPROM */ |
168 | #define CONFIG_ENV_SIZE 0x400 /* 1024 bytes may be used for env vars */ | |
8bde7f77 | 169 | /* total size of a CAT24WC08 is 1024 bytes */ |
ab255f26 WD |
170 | #endif |
171 | ||
172 | /*----------------------------------------------------------------------- | |
173 | * I2C EEPROM (CAT24WC08) for environment | |
174 | */ | |
c837dcb1 | 175 | #define CONFIG_HARD_I2C /* I2C with hardware support */ |
ab255f26 WD |
176 | #define CFG_I2C_SPEED 400000 /* I2C speed and slave address */ |
177 | #define CFG_I2C_SLAVE 0x7F | |
178 | ||
179 | #define CFG_I2C_EEPROM_ADDR 0x50 /* EEPROM CAT28WC08 */ | |
c837dcb1 | 180 | #define CFG_I2C_EEPROM_ADDR_LEN 1 /* bytes of address */ |
ab255f26 WD |
181 | /* mask of address bits that overflow into the "EEPROM chip address" */ |
182 | #define CFG_I2C_EEPROM_ADDR_OVERFLOW 0x07 | |
183 | ||
ab255f26 WD |
184 | /* |
185 | * Init Memory Controller: | |
186 | * | |
187 | * BR0/1 and OR0/1 (FLASH) | |
188 | */ | |
189 | ||
190 | #define FLASH_BASE0_PRELIM 0xFFC00000 /* FLASH bank #0 */ | |
191 | #define FLASH_BASE1_PRELIM 0 /* FLASH bank #1 */ | |
192 | ||
193 | /*----------------------------------------------------------------------- | |
194 | * External Bus Controller (EBC) Setup | |
195 | */ | |
196 | ||
c837dcb1 WD |
197 | /* Memory Bank 0 (Flash Bank 0) initialization */ |
198 | #define CFG_EBC_PB0AP 0x92015480 | |
199 | #define CFG_EBC_PB0CR 0xFFC5A000 /* BAS=0xFFC,BS=4MB,BU=R/W,BW=16bit */ | |
ab255f26 | 200 | |
c837dcb1 WD |
201 | /* Memory Bank 1 (CAN/USB) initialization */ |
202 | #define CFG_EBC_PB1AP 0x010053C0 /* enable Ready, BEM=1 */ | |
203 | #define CFG_EBC_PB1CR 0xF0018000 /* BAS=0xF00,BS=1MB,BU=R/W,BW=8bit */ | |
ab255f26 | 204 | |
c837dcb1 WD |
205 | /* Memory Bank 2 (Misc-IO/LEDs) initialization */ |
206 | #define CFG_EBC_PB2AP 0x000004c0 /* no Ready, BEM=1 */ | |
207 | #define CFG_EBC_PB2CR 0xF0118000 /* BAS=0xF01,BS=1MB,BU=R/W,BW=8bit */ | |
ab255f26 | 208 | |
c837dcb1 WD |
209 | /* Memory Bank 3 (CAN Features) initialization */ |
210 | #define CFG_EBC_PB3AP 0x80000040 /* no Ready, BEM=1 */ | |
211 | #define CFG_EBC_PB3CR 0xF021C000 /* BAS=0xF02,BS=1MB,BU=R/W,BW=32bit */ | |
ab255f26 WD |
212 | |
213 | /*----------------------------------------------------------------------- | |
214 | * Definitions for initial stack pointer and data area (in RAM) | |
215 | */ | |
c837dcb1 | 216 | #define CFG_INIT_RAM_ADDR 0x00ef0000 /* inside of SDRAM */ |
ab255f26 WD |
217 | #define CFG_INIT_RAM_END 0x0f00 /* End of used area in RAM */ |
218 | #define CFG_GBL_DATA_SIZE 64 /* size in bytes reserved for initial data */ | |
219 | #define CFG_GBL_DATA_OFFSET (CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE) | |
220 | #define CFG_INIT_SP_OFFSET CFG_GBL_DATA_OFFSET | |
221 | ||
222 | ||
223 | /* | |
224 | * Internal Definitions | |
225 | * | |
226 | * Boot Flags | |
227 | */ | |
228 | #define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */ | |
229 | #define BOOTFLAG_WARM 0x02 /* Software reboot */ | |
230 | ||
231 | #endif /* __CONFIG_H */ |