2 * (C) Copyright 2001, 2002
3 * Sangmoon Kim, Etin Systems, dogoil@etinsys.com.
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
36 #define CONFIG_BOOTARGS \
37 "console=ttyS0,9600 init=/linuxrc " \
38 "root=/dev/nfs rw nfsroot=192.168.0.1:" \
40 "ip=192.168.0.2:192.168.0.1:192.168.0.1:" \
41 "255.255.255.0:debris:eth0:none " \
42 "mtdparts=phys:12m(root),-(kernel)"
45 #define CONFIG_BOOTCOMMAND \
46 "tftp 800000 pImage; " \
47 "setenv bootargs console=ttyS0,9600 init=/linuxrc " \
48 "root=/dev/nfs rw nfsroot=${serverip}:${rootpath} " \
49 "ip=${ipaddr}:${serverip}:${gatewayip}:" \
50 "${netmask}:${hostname}:eth0:none " \
51 "mtdparts=phys:12m(root),-(kernel); " \
55 #define CONFIG_BOOTDELAY 5 /* autoboot 5s */
58 #define CONFIG_BAUDRATE 9600 /* console baudrate = 9600bps */
61 #define CONFIG_LOADS_ECHO 0 /* echo off for serial download */
67 #undef CONFIG_ETH2ADDR
70 #undef CONFIG_ETH3ADDR
73 #define CONFIG_IPADDR 192.168.0.2
76 #define CONFIG_SERVERIP 192.168.0.1
79 #undef CONFIG_SYS_AUTOLOAD
82 #define CONFIG_ROOTPATH /tftpboot/target
85 #define CONFIG_GATEWAYIP 192.168.0.1
88 #define CONFIG_NETMASK 255.255.255.0
91 #define CONFIG_HOSTNAME debris
94 #define CONFIG_BOOTFILE pImage
97 #define CONFIG_LOADADDR 800000
100 #undef CONFIG_PREBOOT
103 #undef CONFIG_CLOCKS_IN_MHZ
107 * High Level Configuration Options
111 #define CONFIG_MPC824X 1
112 #define CONFIG_MPC8245 1
113 #define CONFIG_DEBRIS 1
121 #define CONFIG_CONS_INDEX 1
122 #define CONFIG_BAUDRATE 9600
123 #define CONFIG_DRAM_SPEED 100 /* MHz */
129 #define CONFIG_BOOTP_BOOTFILESIZE
130 #define CONFIG_BOOTP_BOOTPATH
131 #define CONFIG_BOOTP_GATEWAY
132 #define CONFIG_BOOTP_HOSTNAME
136 * Command line configuration.
138 #include <config_cmd_default.h>
140 #define CONFIG_CMD_ASKENV
141 #define CONFIG_CMD_CACHE
142 #define CONFIG_CMD_DATE
143 #define CONFIG_CMD_DHCP
144 #define CONFIG_CMD_DIAG
145 #define CONFIG_CMD_EEPROM
146 #define CONFIG_CMD_ELF
147 #define CONFIG_CMD_I2C
148 #define CONFIG_CMD_JFFS2
149 #define CONFIG_CMD_KGBD
150 #define CONFIG_CMD_PCI
151 #define CONFIG_CMD_PING
152 #define CONFIG_CMD_SAVES
153 #define CONFIG_CMD_SDRAM
157 * Miscellaneous configurable options
159 #define CONFIG_SYS_LONGHELP 1 /* undef to save memory */
160 #define CONFIG_SYS_PROMPT "=> " /* Monitor Command Prompt */
161 #define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */
162 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16) /* Print Buffer Size */
163 #define CONFIG_SYS_MAXARGS 16 /* max number of command args */
164 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot Argument Buffer Size */
165 #define CONFIG_SYS_LOAD_ADDR 0x00100000 /* default load address */
166 #define CONFIG_SYS_HZ 1000 /* decrementer freq: 1 ms ticks */
168 /*-----------------------------------------------------------------------
170 *-----------------------------------------------------------------------
172 #define CONFIG_PCI /* include pci support */
173 #define CONFIG_PCI_PNP
175 #define CONFIG_NET_MULTI /* Multi ethernet cards support */
176 #define CONFIG_EEPRO100
177 #define CONFIG_SYS_RX_ETH_BUFFER 8 /* use 8 rx buffer on eepro100 */
178 #define CONFIG_EEPRO100_SROM_WRITE
180 #define PCI_ENET0_IOADDR 0x80000000
181 #define PCI_ENET0_MEMADDR 0x80000000
182 #define PCI_ENET1_IOADDR 0x81000000
183 #define PCI_ENET1_MEMADDR 0x81000000
184 /*-----------------------------------------------------------------------
185 * Start addresses for the final memory configuration
186 * (Set up by the startup code)
187 * Please note that CONFIG_SYS_SDRAM_BASE _must_ start at 0
189 #define CONFIG_SYS_SDRAM_BASE 0x00000000
190 #define CONFIG_SYS_MAX_RAM_SIZE 0x20000000
191 #define CONFIG_VERY_BIG_RAM
193 #define CONFIG_SYS_RESET_ADDRESS 0xFFF00100
195 #if defined (USE_DINK32)
196 #define CONFIG_SYS_MONITOR_LEN 0x00040000
197 #define CONFIG_SYS_MONITOR_BASE 0x00090000
198 #define CONFIG_SYS_RAMBOOT 1
199 #define CONFIG_SYS_INIT_RAM_ADDR (CONFIG_SYS_MONITOR_BASE + CONFIG_SYS_MONITOR_LEN)
200 #define CONFIG_SYS_INIT_RAM_END 0x10000
201 #define CONFIG_SYS_GBL_DATA_SIZE 256 /* size in bytes reserved for initial data */
202 #define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_INIT_RAM_END - CONFIG_SYS_GBL_DATA_SIZE)
203 #define CONFIG_SYS_INIT_SP_OFFSET CONFIG_SYS_GBL_DATA_OFFSET
205 #undef CONFIG_SYS_RAMBOOT
206 #define CONFIG_SYS_MONITOR_LEN 0x00040000
207 #define CONFIG_SYS_MONITOR_BASE TEXT_BASE
209 /*#define CONFIG_SYS_GBL_DATA_SIZE 256*/
210 #define CONFIG_SYS_GBL_DATA_SIZE 128
212 #define CONFIG_SYS_INIT_RAM_ADDR 0x40000000
213 #define CONFIG_SYS_INIT_RAM_END 0x1000
214 #define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_INIT_RAM_END - CONFIG_SYS_GBL_DATA_SIZE)
218 #define CONFIG_SYS_FLASH_BASE 0x7C000000
219 #define CONFIG_SYS_FLASH_SIZE (16*1024*1024) /* debris has tiny eeprom */
221 #define CONFIG_SYS_MALLOC_LEN (512 << 10) /* Reserve 512 kB for malloc() */
223 #define CONFIG_SYS_MEMTEST_START 0x00000000 /* memtest works on */
224 #define CONFIG_SYS_MEMTEST_END 0x04000000 /* 0 ... 32 MB in DRAM */
226 #define CONFIG_SYS_EUMB_ADDR 0xFC000000
228 #define CONFIG_SYS_FLASH_RANGE_BASE 0xFF000000 /* flash memory address range */
229 #define CONFIG_SYS_FLASH_RANGE_SIZE 0x01000000
230 #define FLASH_BASE0_PRELIM 0x7C000000 /* debris flash */
236 /* No command line, one static partition, whole device */
237 #undef CONFIG_CMD_MTDPARTS
238 #define CONFIG_JFFS2_DEV "nor0"
239 #define CONFIG_JFFS2_PART_SIZE 0xFFFFFFFF
240 #define CONFIG_JFFS2_PART_OFFSET 0x00000000
242 /* mtdparts command line support */
244 /* Use first bank for JFFS2, second bank contains U-Boot.
246 * Note: fake mtd_id's used, no linux mtd map file.
249 #define CONFIG_CMD_MTDPARTS
250 #define MTDIDS_DEFAULT "nor0=debris-0"
251 #define MTDPARTS_DEFAULT "mtdparts=debris-0:-(jffs2)"
254 #define CONFIG_ENV_IS_IN_NVRAM 1
255 #define CONFIG_ENV_OVERWRITE 1
256 #define CONFIG_SYS_NVRAM_ACCESS_ROUTINE 1
257 #define CONFIG_ENV_ADDR 0xFF000000 /* right at the start of NVRAM */
258 #define CONFIG_ENV_SIZE 0x400 /* Size of the Environment - 8K */
259 #define CONFIG_ENV_OFFSET 0 /* starting right at the beginning */
261 #define CONFIG_SYS_NVRAM_BASE_ADDR 0xff000000
264 * CONFIG_SYS_NVRAM_BASE_ADDR + CONFIG_SYS_NVRAM_VXWORKS_OFFS =
265 * NV_RAM_ADDRS + NV_BOOT_OFFSET + NV_ENET_OFFSET
267 #define CONFIG_SYS_NVRAM_VXWORKS_OFFS 0x6900
270 * select i2c support configuration
272 * Supported configurations are {none, software, hardware} drivers.
273 * If the software driver is chosen, there are some additional
274 * configuration items that the driver uses to drive the port pins.
276 #define CONFIG_HARD_I2C 1 /* To enable I2C support */
277 #undef CONFIG_SOFT_I2C /* I2C bit-banged */
278 #define CONFIG_SYS_I2C_SPEED 400000 /* I2C speed and slave address */
279 #define CONFIG_SYS_I2C_SLAVE 0x7F
281 #ifdef CONFIG_SOFT_I2C
282 #error "Soft I2C is not configured properly. Please review!"
283 #define I2C_PORT 3 /* Port A=0, B=1, C=2, D=3 */
284 #define I2C_ACTIVE (iop->pdir |= 0x00010000)
285 #define I2C_TRISTATE (iop->pdir &= ~0x00010000)
286 #define I2C_READ ((iop->pdat & 0x00010000) != 0)
287 #define I2C_SDA(bit) if(bit) iop->pdat |= 0x00010000; \
288 else iop->pdat &= ~0x00010000
289 #define I2C_SCL(bit) if(bit) iop->pdat |= 0x00020000; \
290 else iop->pdat &= ~0x00020000
291 #define I2C_DELAY udelay(5) /* 1/4 I2C clock duration */
292 #endif /* CONFIG_SOFT_I2C */
294 #define CONFIG_SYS_I2C_EEPROM_ADDR 0x57 /* EEPROM IS24C02 */
295 #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 1 /* Bytes of address */
296 #define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS 3
297 #define CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS 10 /* and takes up to 10 msec */
299 #define CONFIG_SYS_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 }
300 #define CONFIG_SYS_FLASH_BANKS { FLASH_BASE0_PRELIM }
302 /*-----------------------------------------------------------------------
303 * Definitions for initial stack pointer and data area (in DPRAM)
307 * NS16550 Configuration
309 #define CONFIG_SYS_NS16550
310 #define CONFIG_SYS_NS16550_SERIAL
312 #define CONFIG_SYS_NS16550_REG_SIZE 1
314 #define CONFIG_SYS_NS16550_CLK 7372800
316 #define CONFIG_SYS_NS16550_COM1 0xFF080000
317 #define CONFIG_SYS_NS16550_COM2 (CONFIG_SYS_NS16550_COM1 + 8)
318 #define CONFIG_SYS_NS16550_COM3 (CONFIG_SYS_NS16550_COM1 + 16)
319 #define CONFIG_SYS_NS16550_COM4 (CONFIG_SYS_NS16550_COM1 + 24)
322 * Low Level Configuration Settings
323 * (address mappings, register initial values, etc.)
324 * You should know what you are doing if you make changes here.
327 #define CONFIG_SYS_CLK_FREQ 33333333 /* external frequency to pll */
328 #define CONFIG_PLL_PCI_TO_MEM_MULTIPLIER 3
330 #define CONFIG_SYS_DLL_EXTEND 0x00
331 #define CONFIG_SYS_PCI_HOLD_DEL 0x20
333 #define CONFIG_SYS_ROMNAL 15 /* rom/flash next access time */
334 #define CONFIG_SYS_ROMFAL 31 /* rom/flash access time */
336 #define CONFIG_SYS_REFINT 430 /* # of clocks between CBR refresh cycles */
338 #define CONFIG_SYS_DBUS_SIZE2 1 /* set for 8-bit RCS1, clear for 32,64 */
340 /* the following are for SDRAM only*/
341 #define CONFIG_SYS_BSTOPRE 121 /* Burst To Precharge, sets open page interval */
342 #define CONFIG_SYS_REFREC 8 /* Refresh to activate interval */
343 #define CONFIG_SYS_RDLAT 4 /* data latency from read command */
344 #define CONFIG_SYS_PRETOACT 3 /* Precharge to activate interval */
345 #define CONFIG_SYS_ACTTOPRE 5 /* Activate to Precharge interval */
346 #define CONFIG_SYS_ACTORW 3 /* Activate to R/W */
347 #define CONFIG_SYS_SDMODE_CAS_LAT 3 /* SDMODE CAS latency */
348 #define CONFIG_SYS_SDMODE_WRAP 0 /* SDMODE wrap type */
350 #define CONFIG_SYS_SDMODE_BURSTLEN 2 /* OBSOLETE! SDMODE Burst length 2=4, 3=8 */
353 #define CONFIG_SYS_REGISTERD_TYPE_BUFFER 1
354 #define CONFIG_SYS_EXTROM 1
355 #define CONFIG_SYS_REGDIMM 0
358 /* memory bank settings*/
360 * only bits 20-29 are actually used from these vales to set the
361 * start/end address the upper two bits will be 0, and the lower 20
362 * bits will be set to 0x00000 for a start address, or 0xfffff for an
365 #define CONFIG_SYS_BANK0_START 0x00000000
366 #define CONFIG_SYS_BANK0_END (0x4000000 - 1)
367 #define CONFIG_SYS_BANK0_ENABLE 1
368 #define CONFIG_SYS_BANK1_START 0x04000000
369 #define CONFIG_SYS_BANK1_END (0x8000000 - 1)
370 #define CONFIG_SYS_BANK1_ENABLE 1
371 #define CONFIG_SYS_BANK2_START 0x3ff00000
372 #define CONFIG_SYS_BANK2_END 0x3fffffff
373 #define CONFIG_SYS_BANK2_ENABLE 0
374 #define CONFIG_SYS_BANK3_START 0x3ff00000
375 #define CONFIG_SYS_BANK3_END 0x3fffffff
376 #define CONFIG_SYS_BANK3_ENABLE 0
377 #define CONFIG_SYS_BANK4_START 0x00000000
378 #define CONFIG_SYS_BANK4_END 0x00000000
379 #define CONFIG_SYS_BANK4_ENABLE 0
380 #define CONFIG_SYS_BANK5_START 0x00000000
381 #define CONFIG_SYS_BANK5_END 0x00000000
382 #define CONFIG_SYS_BANK5_ENABLE 0
383 #define CONFIG_SYS_BANK6_START 0x00000000
384 #define CONFIG_SYS_BANK6_END 0x00000000
385 #define CONFIG_SYS_BANK6_ENABLE 0
386 #define CONFIG_SYS_BANK7_START 0x00000000
387 #define CONFIG_SYS_BANK7_END 0x00000000
388 #define CONFIG_SYS_BANK7_ENABLE 0
390 * Memory bank enable bitmask, specifying which of the banks defined above
391 are actually present. MSB is for bank #7, LSB is for bank #0.
393 #define CONFIG_SYS_BANK_ENABLE 0x01
395 #define CONFIG_SYS_ODCR 0x75 /* configures line driver impedances, */
396 /* see 8240 book for bit definitions */
397 #define CONFIG_SYS_PGMAX 0x32 /* how long the 8240 retains the */
398 /* currently accessed page in memory */
399 /* see 8240 book for details */
401 /* SDRAM 0 - 256MB */
402 #define CONFIG_SYS_IBAT0L (CONFIG_SYS_SDRAM_BASE | BATL_PP_10 | BATL_MEMCOHERENCE)
403 #define CONFIG_SYS_IBAT0U (CONFIG_SYS_SDRAM_BASE | BATU_BL_256M | BATU_VS | BATU_VP)
405 /* stack in DCACHE @ 1GB (no backing mem) */
406 #if defined(USE_DINK32)
407 #define CONFIG_SYS_IBAT1L (0x40000000 | BATL_PP_00 )
408 #define CONFIG_SYS_IBAT1U (0x40000000 | BATU_BL_128K )
410 #define CONFIG_SYS_IBAT1L (CONFIG_SYS_INIT_RAM_ADDR | BATL_PP_10 | BATL_MEMCOHERENCE)
411 #define CONFIG_SYS_IBAT1U (CONFIG_SYS_INIT_RAM_ADDR | BATU_BL_128K | BATU_VS | BATU_VP)
415 #define CONFIG_SYS_IBAT2L (0x80000000 | BATL_PP_10 | BATL_CACHEINHIBIT)
416 #define CONFIG_SYS_IBAT2U (0x80000000 | BATU_BL_256M | BATU_VS | BATU_VP)
418 /* Flash, config addrs, etc */
419 #define CONFIG_SYS_IBAT3L (0xF0000000 | BATL_PP_10 | BATL_CACHEINHIBIT)
420 #define CONFIG_SYS_IBAT3U (0xF0000000 | BATU_BL_256M | BATU_VS | BATU_VP)
422 #define CONFIG_SYS_DBAT0L CONFIG_SYS_IBAT0L
423 #define CONFIG_SYS_DBAT0U CONFIG_SYS_IBAT0U
424 #define CONFIG_SYS_DBAT1L CONFIG_SYS_IBAT1L
425 #define CONFIG_SYS_DBAT1U CONFIG_SYS_IBAT1U
426 #define CONFIG_SYS_DBAT2L CONFIG_SYS_IBAT2L
427 #define CONFIG_SYS_DBAT2U CONFIG_SYS_IBAT2U
428 #define CONFIG_SYS_DBAT3L CONFIG_SYS_IBAT3L
429 #define CONFIG_SYS_DBAT3U CONFIG_SYS_IBAT3U
432 * For booting Linux, the board info and command line data
433 * have to be in the first 8 MB of memory, since this is
434 * the maximum mapped by the Linux kernel during initialization.
436 #define CONFIG_SYS_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
437 /*-----------------------------------------------------------------------
440 #define CONFIG_SYS_MAX_FLASH_BANKS 1 /* max number of memory banks */
441 #define CONFIG_SYS_MAX_FLASH_SECT 256 /* max number of sectors on one chip */
443 #define CONFIG_SYS_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase (in ms) */
444 #define CONFIG_SYS_FLASH_WRITE_TOUT 500 /* Timeout for Flash Write (in ms) */
446 /*-----------------------------------------------------------------------
447 * Cache Configuration
449 #define CONFIG_SYS_CACHELINE_SIZE 32 /* For MPC8240 CPU */
450 #if defined(CONFIG_CMD_KGDB)
451 # define CONFIG_SYS_CACHELINE_SHIFT 5 /* log base 2 of the above value */
456 * Internal Definitions
460 #define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */
461 #define BOOTFLAG_WARM 0x02 /* Software reboot */
464 /* values according to the manual */
466 #define CONFIG_DRAM_50MHZ 1
467 #define CONFIG_SDRAM_50MHZ
469 #define CONFIG_DISK_SPINUP_TIME 1000000
471 #endif /* __CONFIG_H */