3 * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
5 * See file CREDITS for list of people who contributed to this
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.
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.
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,
24 /* ------------------------------------------------------------------------- */
27 * board/config.h - configuration options, board specific
34 * High Level Configuration Options
38 #define CONFIG_MPC824X 1
39 #define CONFIG_MPC8240 1
42 #define CONFIG_BOARD_EARLY_INIT_F 1 /* Call board_early_init_f */
44 #define CONFIG_IDENT_STRING " [oxc] "
46 #define CONFIG_WATCHDOG 1
47 #define CONFIG_SHOW_ACTIVITY 1
48 #define CONFIG_SHOW_BOOT_PROGRESS 1
50 #define CONFIG_CONS_INDEX 1
51 #define CONFIG_BAUDRATE 9600
52 #define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 }
58 #define CONFIG_BOOTP_BOOTFILESIZE
59 #define CONFIG_BOOTP_BOOTPATH
60 #define CONFIG_BOOTP_GATEWAY
61 #define CONFIG_BOOTP_HOSTNAME
65 * Command line configuration.
67 #include <config_cmd_default.h>
69 #define CONFIG_CMD_ELF
73 * Miscellaneous configurable options
75 #define CFG_LONGHELP 1 /* undef to save memory */
76 #define CFG_PROMPT "=> " /* Monitor Command Prompt */
77 #define CFG_CBSIZE 256 /* Console I/O Buffer Size */
78 #define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print Buffer Size */
79 #define CFG_MAXARGS 16 /* max number of command args */
80 #define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */
81 #define CFG_LOAD_ADDR 0x00100000 /* default load address */
82 #define CFG_HZ 1000 /* decrementer freq: 1 ms ticks */
84 #define CONFIG_MISC_INIT_R 1 /* call misc_init_r() on init */
86 /*-----------------------------------------------------------------------
90 #define CONFIG_SERVERIP 10.0.0.1
91 #define CONFIG_GATEWAYIP 10.0.0.1
92 #define CONFIG_NETMASK 255.255.255.0
93 #define CONFIG_LOADADDR 0x10000
94 #define CONFIG_BOOTFILE "/mnt/ide0/p2/usr/tftp/oxc.elf"
95 #define CONFIG_BOOTCOMMAND "tftp 0x10000 ; bootelf 0x10000"
96 #define CONFIG_BOOTDELAY 10
98 #define CFG_OXC_GENERATE_IP 1 /* Generate IP automatically */
99 #define CFG_OXC_IPMASK 0x0A000000 /* 10.0.0.x */
101 /*-----------------------------------------------------------------------
105 #define CONFIG_PCI /* include pci support */
107 #define CONFIG_NET_MULTI /* Multi ethernet cards support */
109 #define CONFIG_EEPRO100 /* Ethernet Express PRO 100 */
110 #define CFG_RX_ETH_BUFFER 8 /* use 8 rx buffer on eepro100 */
112 #define PCI_ENET0_IOADDR 0x80000000
113 #define PCI_ENET0_MEMADDR 0x80000000
114 #define PCI_ENET1_IOADDR 0x81000000
115 #define PCI_ENET1_MEMADDR 0x81000000
117 /*-----------------------------------------------------------------------
121 #define CFG_FLASH_PRELIMBASE 0xFF800000
122 #define CFG_FLASH_BASE (0-flash_info[0].size)
124 #define CFG_MAX_FLASH_BANKS 1 /* max number of memory banks */
125 #define CFG_MAX_FLASH_SECT 32 /* max number of sectors on one chip */
127 #define CFG_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase (in ms) */
128 #define CFG_FLASH_WRITE_TOUT 500 /* Timeout for Flash Write (in ms) */
130 /*-----------------------------------------------------------------------
134 #define CFG_SDRAM_BASE 0x00000000
135 #define CFG_MAX_RAM_SIZE 0x10000000
137 #define CFG_RESET_ADDRESS 0xFFF00100
139 #define CFG_MONITOR_BASE TEXT_BASE
140 #define CFG_MONITOR_LEN 0x00030000
142 #if (CFG_MONITOR_BASE < CFG_FLASH_PRELIMBASE)
143 # define CFG_RAMBOOT 1
148 #define CFG_INIT_RAM_ADDR 0x40000000
149 #define CFG_INIT_RAM_END 0x1000
151 #define CFG_GBL_DATA_SIZE 128
152 #define CFG_GBL_DATA_OFFSET (CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE)
153 #define CFG_INIT_SP_OFFSET CFG_GBL_DATA_OFFSET
155 #define CFG_MALLOC_LEN (512 << 10) /* Reserve 512 kB for malloc() */
157 #define CFG_MEMTEST_START 0x00000000 /* memtest works on */
158 #define CFG_MEMTEST_END 0x04000000 /* 0 ... 32 MB in DRAM */
160 /*-----------------------------------------------------------------------
164 #define CFG_CPLD_BASE 0xff000000 /* CPLD registers */
165 #define CFG_CPLD_WATCHDOG (CFG_CPLD_BASE) /* Watchdog */
166 #define CFG_CPLD_RESET (CFG_CPLD_BASE + 0x040000) /* Minor resets */
167 #define CFG_UART_BASE (CFG_CPLD_BASE + 0x700000) /* debug UART */
169 /*-----------------------------------------------------------------------
170 * NS16550 Configuration
174 #define CFG_NS16550_SERIAL
175 #define CFG_NS16550_REG_SIZE -4
176 #define CFG_NS16550_CLK 1843200
177 #define CFG_NS16550_COM1 CFG_UART_BASE
179 /*-----------------------------------------------------------------------
183 #define CONFIG_I2C 1 /* I2C support on ... */
184 #define CONFIG_HARD_I2C 1 /* ... hardware one */
185 #define CFG_I2C_SPEED 400000 /* I2C speed and slave address */
186 #define CFG_I2C_SLAVE 0x7F /* I2C slave address */
188 #define CFG_I2C_EXPANDER0_ADDR 0x20 /* PCF8574 expander 0 addrerr */
189 #define CFG_I2C_EXPANDER1_ADDR 0x21 /* PCF8574 expander 1 addrerr */
190 #define CFG_I2C_EXPANDER2_ADDR 0x26 /* PCF8574 expander 2 addrerr */
192 /*-----------------------------------------------------------------------
196 #define CFG_ENV_IS_IN_FLASH 1
197 #define CFG_ENV_ADDR 0xFFF30000 /* Offset of Environment Sector */
198 #define CFG_ENV_SIZE 0x00010000 /* Total Size of Environment Sector */
199 #define CFG_ENV_IS_EMBEDDED 1 /* short-cut compile-time test */
200 #define CONFIG_ENV_OVERWRITE 1 /* Allow modifying the environment */
203 * Low Level Configuration Settings
204 * (address mappings, register initial values, etc.)
205 * You should know what you are doing if you make changes here.
208 #define CONFIG_SYS_CLK_FREQ 33000000 /* external frequency to pll */
209 #define CONFIG_PLL_PCI_TO_MEM_MULTIPLIER 2
211 #define CFG_EUMB_ADDR 0xFC000000
214 #define CFG_ROMNAL 0 /* rom/flash next access time */
215 #define CFG_ROMFAL 19 /* rom/flash access time */
218 #define CFG_ASRISE 15 /* ASRISE=15 clocks */
219 #define CFG_ASFALL 3 /* ASFALL=3 clocks */
220 #define CFG_REFINT 1000 /* REFINT=1000 clocks */
223 #define CFG_BSTOPRE 0x35c /* Burst To Precharge */
224 #define CFG_REFREC 7 /* Refresh to activate interval */
225 #define CFG_RDLAT 4 /* data latency from read command */
228 #define CFG_PRETOACT 2 /* Precharge to activate interval */
229 #define CFG_ACTTOPRE 5 /* Activate to Precharge interval */
230 #define CFG_ACTORW 2 /* Activate to R/W */
231 #define CFG_SDMODE_CAS_LAT 3 /* SDMODE CAS latency */
232 #define CFG_SDMODE_WRAP 0 /* SDMODE wrap type */
233 #define CFG_SDMODE_BURSTLEN 3 /* SDMODE Burst length 2=4, 3=8 */
234 #define CFG_REGISTERD_TYPE_BUFFER 1
236 /* memory bank settings*/
238 * only bits 20-29 are actually used from these vales to set the
239 * start/end address the upper two bits will be 0, and the lower 20
240 * bits will be set to 0x00000 for a start address, or 0xfffff for an
243 #define CFG_BANK0_START 0x00000000
244 #define CFG_BANK0_END (CFG_MAX_RAM_SIZE - 1)
245 #define CFG_BANK0_ENABLE 1
246 #define CFG_BANK1_START 0x00000000
247 #define CFG_BANK1_END 0x00000000
248 #define CFG_BANK1_ENABLE 0
249 #define CFG_BANK2_START 0x00000000
250 #define CFG_BANK2_END 0x00000000
251 #define CFG_BANK2_ENABLE 0
252 #define CFG_BANK3_START 0x00000000
253 #define CFG_BANK3_END 0x00000000
254 #define CFG_BANK3_ENABLE 0
255 #define CFG_BANK4_START 0x00000000
256 #define CFG_BANK4_END 0x00000000
257 #define CFG_BANK4_ENABLE 0
258 #define CFG_BANK5_START 0x00000000
259 #define CFG_BANK5_END 0x00000000
260 #define CFG_BANK5_ENABLE 0
261 #define CFG_BANK6_START 0x00000000
262 #define CFG_BANK6_END 0x00000000
263 #define CFG_BANK6_ENABLE 0
264 #define CFG_BANK7_START 0x00000000
265 #define CFG_BANK7_END 0x00000000
266 #define CFG_BANK7_ENABLE 0
268 * Memory bank enable bitmask, specifying which of the banks defined above
269 are actually present. MSB is for bank #7, LSB is for bank #0.
271 #define CFG_BANK_ENABLE 0x01
273 #define CFG_ODCR 0xff /* configures line driver impedances, */
274 /* see 8240 book for bit definitions */
275 #define CFG_PGMAX 0x32 /* how long the 8240 retains the */
276 /* currently accessed page in memory */
277 /* see 8240 book for details */
279 /* SDRAM 0 - 256MB */
280 #define CFG_IBAT0L (CFG_SDRAM_BASE | BATL_PP_10 | BATL_MEMCOHERENCE)
281 #define CFG_IBAT0U (CFG_SDRAM_BASE | BATU_BL_256M | BATU_VS | BATU_VP)
283 /* stack in DCACHE @ 1GB (no backing mem) */
284 #define CFG_IBAT1L (CFG_INIT_RAM_ADDR | BATL_PP_10 | BATL_MEMCOHERENCE)
285 #define CFG_IBAT1U (CFG_INIT_RAM_ADDR | BATU_BL_128K | BATU_VS | BATU_VP)
288 #define CFG_IBAT2L (0x80000000 | BATL_PP_10 | BATL_CACHEINHIBIT)
289 #define CFG_IBAT2U (0x80000000 | BATU_BL_256M | BATU_VS | BATU_VP)
291 /* Flash, config addrs, etc */
292 #define CFG_IBAT3L (0xF0000000 | BATL_PP_10 | BATL_CACHEINHIBIT)
293 #define CFG_IBAT3U (0xF0000000 | BATU_BL_256M | BATU_VS | BATU_VP)
295 #define CFG_DBAT0L CFG_IBAT0L
296 #define CFG_DBAT0U CFG_IBAT0U
297 #define CFG_DBAT1L CFG_IBAT1L
298 #define CFG_DBAT1U CFG_IBAT1U
299 #define CFG_DBAT2L CFG_IBAT2L
300 #define CFG_DBAT2U CFG_IBAT2U
301 #define CFG_DBAT3L CFG_IBAT3L
302 #define CFG_DBAT3U CFG_IBAT3U
305 * For booting Linux, the board info and command line data
306 * have to be in the first 8 MB of memory, since this is
307 * the maximum mapped by the Linux kernel during initialization.
309 #define CFG_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
311 /*-----------------------------------------------------------------------
312 * Cache Configuration
314 #define CFG_CACHELINE_SIZE 32 /* For MPC8240 CPU */
315 #if defined(CONFIG_CMD_KGDB)
316 # define CFG_CACHELINE_SHIFT 5 /* log base 2 of the above value */
320 * Internal Definitions
324 #define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */
325 #define BOOTFLAG_WARM 0x02 /* Software reboot */
327 #endif /* __CONFIG_H */