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1cb8e980 WD |
1 | /* |
2 | * (C) Copyright 2002 | |
3 | * Sysgo Real-Time Solutions, GmbH <www.elinos.com> | |
4 | * Marius Groeger <mgroeger@sysgo.de> | |
5 | * Gary Jennejohn <gj@denx.de> | |
6 | * David Mueller <d.mueller@elsoft.ch> | |
7 | * | |
8 | * Configuation settings for the MPL VCMA9 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 | /* | |
33 | * If we are developing, we might want to start armboot from ram | |
34 | * so we MUST NOT initialize critical regs like mem-timing ... | |
35 | */ | |
36 | #define CONFIG_INIT_CRITICAL /* undef for developing */ | |
37 | ||
38 | /* | |
39 | * High Level Configuration Options | |
40 | * (easy to change) | |
41 | */ | |
42 | #define CONFIG_ARM920T 1 /* This is an ARM920T Core */ | |
43 | #define CONFIG_S3C2410 1 /* in a SAMSUNG S3C2410 SoC */ | |
44 | #define CONFIG_VCMA9 1 /* on a MPL VCMA9 Board */ | |
45 | ||
46 | /* input clock of PLL */ | |
47 | #define CONFIG_SYS_CLK_FREQ 12000000/* VCMA9 has 12MHz input clock */ | |
48 | ||
49 | #define USE_920T_MMU 1 | |
50 | #undef CONFIG_USE_IRQ /* we don't need IRQ/FIQ stuff */ | |
51 | ||
52 | #define CONFIG_CMDLINE_TAG 1 /* enable passing of ATAGs */ | |
53 | #define CONFIG_SETUP_MEMORY_TAGS 1 | |
54 | #define CONFIG_INITRD_TAG 1 | |
55 | ||
56 | /*********************************************************** | |
57 | * Command definition | |
58 | ***********************************************************/ | |
59 | #define CONFIG_COMMANDS \ | |
60 | (CONFIG_CMD_DFL | \ | |
61 | CFG_CMD_CACHE | \ | |
62 | CFG_CMD_EEPROM | \ | |
63 | CFG_CMD_I2C | \ | |
64 | CFG_CMD_REGINFO | \ | |
65 | CFG_CMD_ELF | \ | |
66 | CFG_CMD_BSP) | |
67 | ||
68 | /* this must be included after the definiton of CONFIG_COMMANDS */ | |
69 | #include <cmd_confdefs.h> | |
70 | ||
71 | #define CFG_HUSH_PARSER | |
72 | #define CFG_PROMPT_HUSH_PS2 "> " | |
73 | /*********************************************************** | |
74 | * I2C stuff: | |
75 | * the MPL VCMA9 is equipped with an ATMEL 24C256 EEPROM at | |
76 | * address 0x50 with 16bit addressing | |
77 | ***********************************************************/ | |
78 | #define CONFIG_HARD_I2C /* I2C with hardware support */ | |
79 | #define CFG_I2C_SPEED 100000 /* I2C speed */ | |
80 | #define CFG_I2C_SLAVE 0x7F /* I2C slave addr */ | |
81 | ||
82 | #define CFG_I2C_EEPROM_ADDR 0x50 | |
83 | #define CFG_I2C_EEPROM_ADDR_LEN 2 | |
84 | #define CFG_ENV_IS_IN_EEPROM 1 /* use EEPROM for environment vars */ | |
85 | #define CFG_ENV_OFFSET 0x000 /* environment starts at offset 0 */ | |
86 | #define CFG_ENV_SIZE 0x800 /* 2KB should be more than enough */ | |
87 | ||
88 | #undef CFG_I2C_EEPROM_ADDR_OVERFLOW | |
89 | #define CFG_EEPROM_PAGE_WRITE_BITS 6 /* 64 bytes page write mode on 24C256 */ | |
90 | #define CFG_EEPROM_PAGE_WRITE_DELAY_MS 10 | |
91 | ||
92 | /* | |
93 | * Size of malloc() pool | |
94 | */ | |
95 | #define CONFIG_MALLOC_SIZE (CFG_ENV_SIZE + 128*1024) | |
96 | ||
97 | #define CFG_MONITOR_LEN (256 * 1024) | |
98 | #define CFG_MALLOC_LEN (128 * 1024) | |
99 | ||
100 | /* | |
101 | * Hardware drivers | |
102 | */ | |
103 | #define CONFIG_DRIVER_CS8900 1 /* we have a CS8900 on-board */ | |
104 | #define CS8900_BASE 0x20000300 | |
105 | #define CS8900_BUS16 1 /* the Linux driver does accesses as shorts */ | |
106 | ||
107 | #define CONFIG_DRIVER_S3C24X0_I2C 1 /* we use the buildin I2C controller */ | |
108 | ||
109 | /* | |
110 | * select serial console configuration | |
111 | */ | |
112 | #define CONFIG_SERIAL1 1 /* we use SERIAL 1 on VCMA9 */ | |
113 | ||
114 | /* allow to overwrite serial and ethaddr */ | |
115 | #define CONFIG_ENV_OVERWRITE | |
116 | ||
117 | #define CONFIG_BAUDRATE 9600 | |
118 | ||
119 | #define CONFIG_BOOTDELAY 3 | |
120 | #define CONFIG_NETMASK 255.255.255.0 | |
121 | #define CONFIG_IPADDR 10.0.0.110 | |
122 | #define CONFIG_SERVERIP 10.0.0.1 | |
123 | ||
124 | #if (CONFIG_COMMANDS & CFG_CMD_KGDB) | |
125 | #define CONFIG_KGDB_BAUDRATE 115200 /* speed to run kgdb serial port */ | |
126 | /* what's this ? it's not used anywhere */ | |
127 | #define CONFIG_KGDB_SER_INDEX 1 /* which serial port to use */ | |
128 | #endif | |
129 | ||
130 | /* | |
131 | * Miscellaneous configurable options | |
132 | */ | |
133 | #define CFG_LONGHELP /* undef to save memory */ | |
134 | #define CFG_PROMPT "VCMA9 # " /* Monitor Command Prompt */ | |
135 | #define CFG_CBSIZE 256 /* Console I/O Buffer Size */ | |
136 | #define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print Buffer Size */ | |
137 | #define CFG_MAXARGS 16 /* max number of command args */ | |
138 | #define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */ | |
139 | ||
140 | #define CFG_MEMTEST_START 0x30000000 /* memtest works on */ | |
141 | #define CFG_MEMTEST_END 0x33F00000 /* 63 MB in DRAM */ | |
142 | #define CFG_ALT_MEMTEST | |
143 | #define CFG_LOAD_ADDR 0x33000000 /* default load address */ | |
144 | ||
145 | ||
146 | #undef CFG_CLKS_IN_HZ /* everything, incl board info, in Hz */ | |
147 | ||
148 | /* we configure PWM Timer 4 to 1us ~ 1MHz */ | |
149 | /*#define CFG_HZ 1000000 */ | |
150 | #define CFG_HZ 1562500 | |
151 | ||
152 | /* valid baudrates */ | |
153 | #define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 } | |
154 | ||
155 | /*----------------------------------------------------------------------- | |
156 | * Stack sizes | |
157 | * | |
158 | * The stack sizes are set up in start.S using the settings below | |
159 | */ | |
160 | #define CONFIG_STACKSIZE (128*1024) /* regular stack */ | |
161 | #ifdef CONFIG_USE_IRQ | |
162 | #define CONFIG_STACKSIZE_IRQ (4*1024) /* IRQ stack */ | |
163 | #define CONFIG_STACKSIZE_FIQ (4*1024) /* FIQ stack */ | |
164 | #endif | |
165 | ||
166 | /*----------------------------------------------------------------------- | |
167 | * Physical Memory Map | |
168 | */ | |
169 | #define CONFIG_NR_DRAM_BANKS 1 /* we have 1 bank of DRAM */ | |
170 | #define PHYS_SDRAM_1 0x30000000 /* SDRAM Bank #1 */ | |
171 | #define PHYS_SDRAM_1_SIZE 0x04000000 /* 64 MB */ | |
172 | ||
173 | #define PHYS_FLASH_1 0x00000000 /* Flash Bank #1 */ | |
174 | ||
175 | #define CFG_FLASH_BASE PHYS_FLASH_1 | |
176 | ||
177 | /*----------------------------------------------------------------------- | |
178 | * FLASH and environment organization | |
179 | */ | |
180 | ||
181 | #define CONFIG_AMD_LV400 1 /* uncomment this if you have a LV400 flash */ | |
182 | #if 0 | |
183 | #define CONFIG_AMD_LV800 1 /* uncomment this if you have a LV800 flash */ | |
184 | #endif | |
185 | ||
186 | #define CFG_MAX_FLASH_BANKS 1 /* max number of memory banks */ | |
187 | #ifdef CONFIG_AMD_LV800 | |
188 | #define PHYS_FLASH_SIZE 0x00100000 /* 1MB */ | |
189 | #define CFG_MAX_FLASH_SECT (19) /* max number of sectors on one chip */ | |
190 | #define CFG_ENV_ADDR (CFG_FLASH_BASE + 0x0F0000) /* addr of environment */ | |
191 | #endif | |
192 | #ifdef CONFIG_AMD_LV400 | |
193 | #define PHYS_FLASH_SIZE 0x00080000 /* 512KB */ | |
194 | #define CFG_MAX_FLASH_SECT (11) /* max number of sectors on one chip */ | |
195 | #define CFG_ENV_ADDR (CFG_FLASH_BASE + 0x070000) /* addr of environment */ | |
196 | #endif | |
197 | ||
198 | /* timeout values are in ticks */ | |
199 | #define CFG_FLASH_ERASE_TOUT (5*CFG_HZ) /* Timeout for Flash Erase */ | |
200 | #define CFG_FLASH_WRITE_TOUT (5*CFG_HZ) /* Timeout for Flash Write */ | |
201 | ||
202 | #if 0 | |
203 | #define CFG_ENV_IS_IN_FLASH 1 | |
204 | #define CFG_ENV_SIZE 0x10000 /* Total Size of Environment Sector */ | |
205 | #endif | |
206 | ||
207 | #define MULTI_PURPOSE_SOCKET_ADDR 0 | |
208 | ||
209 | #endif /* __CONFIG_H */ |