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wdenk15647dc2003-10-09 19:00:25 +00001/*
2 * (C) Copyright 2001, 2002
3 * Sangmoon Kim, Etin Systems, dogoil@etinsys.com.
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
26/*
27 * board/config.h - configuration options, board specific
28 */
29
30#ifndef __CONFIG_H
31#define __CONFIG_H
32
33/* Environments */
34
35/* bootargs */
36#define CONFIG_BOOTARGS \
37 "console=ttyS0,9600 init=/linuxrc " \
38 "root=/dev/nfs rw nfsroot=192.168.0.1:" \
39 "/tftpboot/target " \
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)"
43
44/* bootcmd */
45#define CONFIG_BOOTCOMMAND \
46 "tftp 800000 pImage; " \
47 "setenv bootargs console=ttyS0,9600 init=/linuxrc " \
Wolfgang Denkfe126d82005-11-20 21:40:11 +010048 "root=/dev/nfs rw nfsroot=${serverip}:${rootpath} " \
49 "ip=${ipaddr}:${serverip}:${gatewayip}:" \
50 "${netmask}:${hostname}:eth0:none " \
wdenk15647dc2003-10-09 19:00:25 +000051 "mtdparts=phys:12m(root),-(kernel); " \
52 "bootm 800000"
53
54/* bootdelay */
55#define CONFIG_BOOTDELAY 5 /* autoboot 5s */
56
57/* baudrate */
58#define CONFIG_BAUDRATE 9600 /* console baudrate = 9600bps */
59
60/* loads_echo */
61#define CONFIG_LOADS_ECHO 0 /* echo off for serial download */
62
63/* ethaddr */
64#undef CONFIG_ETHADDR
65
66/* eth2addr */
67#undef CONFIG_ETH2ADDR
68
69/* eth3addr */
70#undef CONFIG_ETH3ADDR
71
72/* ipaddr */
73#define CONFIG_IPADDR 192.168.0.2
74
75/* serverip */
76#define CONFIG_SERVERIP 192.168.0.1
77
78/* autoload */
79#undef CFG_AUTOLOAD
80
81/* rootpath */
82#define CONFIG_ROOTPATH /tftpboot/target
83
84/* gatewayip */
85#define CONFIG_GATEWAYIP 192.168.0.1
86
87/* netmask */
88#define CONFIG_NETMASK 255.255.255.0
89
90/* hostname */
91#define CONFIG_HOSTNAME debris
92
93/* bootfile */
94#define CONFIG_BOOTFILE pImage
95
96/* loadaddr */
97#define CONFIG_LOADADDR 800000
98
99/* preboot */
100#undef CONFIG_PREBOOT
101
102/* clocks_in_mhz */
103#undef CONFIG_CLOCKS_IN_MHZ
104
105
106/*
107 * High Level Configuration Options
108 * (easy to change)
109 */
110
111#define CONFIG_MPC824X 1
112#define CONFIG_MPC8245 1
113#define CONFIG_DEBRIS 1
114
115#if 0
116#define USE_DINK32 1
117#else
118#undef USE_DINK32
119#endif
120
121#define CONFIG_CONS_INDEX 1
122#define CONFIG_BAUDRATE 9600
123#define CONFIG_DRAM_SPEED 100 /* MHz */
124
Jon Loeligerab999ba2007-07-04 22:32:03 -0500125
126/*
Jon Loeliger80ff4f92007-07-10 09:29:01 -0500127 * BOOTP options
128 */
129#define CONFIG_BOOTP_BOOTFILESIZE
130#define CONFIG_BOOTP_BOOTPATH
131#define CONFIG_BOOTP_GATEWAY
132#define CONFIG_BOOTP_HOSTNAME
133
134
135/*
Jon Loeligerab999ba2007-07-04 22:32:03 -0500136 * Command line configuration.
137 */
138#include <config_cmd_default.h>
139
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
wdenk15647dc2003-10-09 19:00:25 +0000154
155
156/*
157 * Miscellaneous configurable options
158 */
159#define CFG_LONGHELP 1 /* undef to save memory */
160#define CFG_PROMPT "=> " /* Monitor Command Prompt */
161#define CFG_CBSIZE 256 /* Console I/O Buffer Size */
162#define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print Buffer Size */
163#define CFG_MAXARGS 16 /* max number of command args */
164#define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */
165#define CFG_LOAD_ADDR 0x00100000 /* default load address */
166#define CFG_HZ 1000 /* decrementer freq: 1 ms ticks */
167
168/*-----------------------------------------------------------------------
169 * PCI stuff
170 *-----------------------------------------------------------------------
171 */
172#define CONFIG_PCI /* include pci support */
173#define CONFIG_PCI_PNP
174
175#define CONFIG_NET_MULTI /* Multi ethernet cards support */
176#define CONFIG_EEPRO100
177#define CFG_RX_ETH_BUFFER 8 /* use 8 rx buffer on eepro100 */
178#define CONFIG_EEPRO100_SROM_WRITE
179
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 CFG_SDRAM_BASE _must_ start at 0
188 */
189#define CFG_SDRAM_BASE 0x00000000
wdenka8bd82d2004-04-18 22:03:42 +0000190#define CFG_MAX_RAM_SIZE 0x20000000
wdenk7abf0c52004-04-18 21:45:42 +0000191#define CONFIG_VERY_BIG_RAM
wdenk15647dc2003-10-09 19:00:25 +0000192
193#define CFG_RESET_ADDRESS 0xFFF00100
194
195#if defined (USE_DINK32)
196#define CFG_MONITOR_LEN 0x00040000
197#define CFG_MONITOR_BASE 0x00090000
198#define CFG_RAMBOOT 1
199#define CFG_INIT_RAM_ADDR (CFG_MONITOR_BASE + CFG_MONITOR_LEN)
200#define CFG_INIT_RAM_END 0x10000
201#define CFG_GBL_DATA_SIZE 256 /* size in bytes reserved for initial data */
202#define CFG_GBL_DATA_OFFSET (CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE)
203#define CFG_INIT_SP_OFFSET CFG_GBL_DATA_OFFSET
204#else
205#undef CFG_RAMBOOT
206#define CFG_MONITOR_LEN 0x00040000
207#define CFG_MONITOR_BASE TEXT_BASE
208
209/*#define CFG_GBL_DATA_SIZE 256*/
210#define CFG_GBL_DATA_SIZE 128
211
212#define CFG_INIT_RAM_ADDR 0x40000000
213#define CFG_INIT_RAM_END 0x1000
214#define CFG_GBL_DATA_OFFSET (CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE)
215
216#endif
217
218#define CFG_FLASH_BASE 0x7C000000
219#define CFG_FLASH_SIZE (16*1024*1024) /* debris has tiny eeprom */
220
221#define CFG_MALLOC_LEN (512 << 10) /* Reserve 512 kB for malloc() */
222
223#define CFG_MEMTEST_START 0x00000000 /* memtest works on */
224#define CFG_MEMTEST_END 0x04000000 /* 0 ... 32 MB in DRAM */
225
226#define CFG_EUMB_ADDR 0xFC000000
227
228#define CFG_FLASH_RANGE_BASE 0xFF000000 /* flash memory address range */
229#define CFG_FLASH_RANGE_SIZE 0x01000000
230#define FLASH_BASE0_PRELIM 0x7C000000 /* debris flash */
231
Wolfgang Denk700a0c62005-08-08 01:03:24 +0200232/*
233 * JFFS2 partitions
234 *
235 */
236/* No command line, one static partition, whole device */
237#undef CONFIG_JFFS2_CMDLINE
238#define CONFIG_JFFS2_DEV "nor0"
239#define CONFIG_JFFS2_PART_SIZE 0xFFFFFFFF
240#define CONFIG_JFFS2_PART_OFFSET 0x00000000
241
242/* mtdparts command line support */
243
244/* Use first bank for JFFS2, second bank contains U-Boot.
245 *
246 * Note: fake mtd_id's used, no linux mtd map file.
247 */
248/*
249#define CONFIG_JFFS2_CMDLINE
250#define MTDIDS_DEFAULT "nor0=debris-0"
251#define MTDPARTS_DEFAULT "mtdparts=debris-0:-(jffs2)"
252*/
wdenk15647dc2003-10-09 19:00:25 +0000253
254#define CFG_ENV_IS_IN_NVRAM 1
255#define CONFIG_ENV_OVERWRITE 1
256#define CFG_NVRAM_ACCESS_ROUTINE 1
257#define CFG_ENV_ADDR 0xFF000000 /* right at the start of NVRAM */
258#define CFG_ENV_SIZE 0x400 /* Size of the Environment - 8K */
259#define CFG_ENV_OFFSET 0 /* starting right at the beginning */
260
261#define CFG_NVRAM_BASE_ADDR 0xff000000
262
263/*
264 * CFG_NVRAM_BASE_ADDR + CFG_NVRAM_VXWORKS_OFFS =
265 * NV_RAM_ADDRS + NV_BOOT_OFFSET + NV_ENET_OFFSET
266 */
267#define CFG_NVRAM_VXWORKS_OFFS 0x6900
268
269/*
270 * select i2c support configuration
271 *
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.
275 */
276#define CONFIG_HARD_I2C 1 /* To enable I2C support */
277#undef CONFIG_SOFT_I2C /* I2C bit-banged */
278#define CFG_I2C_SPEED 400000 /* I2C speed and slave address */
279#define CFG_I2C_SLAVE 0x7F
280
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 */
293
294#define CFG_I2C_EEPROM_ADDR 0x57 /* EEPROM IS24C02 */
295#define CFG_I2C_EEPROM_ADDR_LEN 1 /* Bytes of address */
296#define CFG_EEPROM_PAGE_WRITE_BITS 3
297#define CFG_EEPROM_PAGE_WRITE_DELAY_MS 10 /* and takes up to 10 msec */
298
299#define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 }
300#define CFG_FLASH_BANKS { FLASH_BASE0_PRELIM }
301
302/*-----------------------------------------------------------------------
303 * Definitions for initial stack pointer and data area (in DPRAM)
304 */
305
306/*
307 * NS16550 Configuration
308 */
309#define CFG_NS16550
310#define CFG_NS16550_SERIAL
311
312#define CFG_NS16550_REG_SIZE 1
313
314#define CFG_NS16550_CLK 7372800
315
316#define CFG_NS16550_COM1 0xFF080000
317#define CFG_NS16550_COM2 (CFG_NS16550_COM1 + 8)
318#define CFG_NS16550_COM3 (CFG_NS16550_COM1 + 16)
319#define CFG_NS16550_COM4 (CFG_NS16550_COM1 + 24)
320
321/*
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.
325 */
326
327#define CONFIG_SYS_CLK_FREQ 33333333 /* external frequency to pll */
328#define CONFIG_PLL_PCI_TO_MEM_MULTIPLIER 3
329
330#define CFG_DLL_EXTEND 0x00
331#define CFG_PCI_HOLD_DEL 0x20
332
333#define CFG_ROMNAL 15 /* rom/flash next access time */
334#define CFG_ROMFAL 31 /* rom/flash access time */
335
336#define CFG_REFINT 430 /* # of clocks between CBR refresh cycles */
337
338#define CFG_DBUS_SIZE2 1 /* set for 8-bit RCS1, clear for 32,64 */
339
340/* the following are for SDRAM only*/
341#define CFG_BSTOPRE 121 /* Burst To Precharge, sets open page interval */
342#define CFG_REFREC 8 /* Refresh to activate interval */
343#define CFG_RDLAT 4 /* data latency from read command */
344#define CFG_PRETOACT 3 /* Precharge to activate interval */
345#define CFG_ACTTOPRE 5 /* Activate to Precharge interval */
346#define CFG_ACTORW 3 /* Activate to R/W */
347#define CFG_SDMODE_CAS_LAT 3 /* SDMODE CAS latency */
348#define CFG_SDMODE_WRAP 0 /* SDMODE wrap type */
349#if 0
350#define CFG_SDMODE_BURSTLEN 2 /* OBSOLETE! SDMODE Burst length 2=4, 3=8 */
351#endif
352
353#define CFG_REGISTERD_TYPE_BUFFER 1
354#define CFG_EXTROM 1
355#define CFG_REGDIMM 0
356
357
358/* memory bank settings*/
359/*
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
363 * end address
364 */
365#define CFG_BANK0_START 0x00000000
366#define CFG_BANK0_END (0x4000000 - 1)
367#define CFG_BANK0_ENABLE 1
368#define CFG_BANK1_START 0x04000000
369#define CFG_BANK1_END (0x8000000 - 1)
370#define CFG_BANK1_ENABLE 1
371#define CFG_BANK2_START 0x3ff00000
372#define CFG_BANK2_END 0x3fffffff
373#define CFG_BANK2_ENABLE 0
374#define CFG_BANK3_START 0x3ff00000
375#define CFG_BANK3_END 0x3fffffff
376#define CFG_BANK3_ENABLE 0
377#define CFG_BANK4_START 0x00000000
378#define CFG_BANK4_END 0x00000000
379#define CFG_BANK4_ENABLE 0
380#define CFG_BANK5_START 0x00000000
381#define CFG_BANK5_END 0x00000000
382#define CFG_BANK5_ENABLE 0
383#define CFG_BANK6_START 0x00000000
384#define CFG_BANK6_END 0x00000000
385#define CFG_BANK6_ENABLE 0
386#define CFG_BANK7_START 0x00000000
387#define CFG_BANK7_END 0x00000000
388#define CFG_BANK7_ENABLE 0
389/*
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.
392 */
393#define CFG_BANK_ENABLE 0x01
394
395#define CFG_ODCR 0x75 /* configures line driver impedances, */
396 /* see 8240 book for bit definitions */
397#define CFG_PGMAX 0x32 /* how long the 8240 retains the */
398 /* currently accessed page in memory */
399 /* see 8240 book for details */
400
401/* SDRAM 0 - 256MB */
402#define CFG_IBAT0L (CFG_SDRAM_BASE | BATL_PP_10 | BATL_MEMCOHERENCE)
403#define CFG_IBAT0U (CFG_SDRAM_BASE | BATU_BL_256M | BATU_VS | BATU_VP)
404
405/* stack in DCACHE @ 1GB (no backing mem) */
406#if defined(USE_DINK32)
407#define CFG_IBAT1L (0x40000000 | BATL_PP_00 )
408#define CFG_IBAT1U (0x40000000 | BATU_BL_128K )
409#else
410#define CFG_IBAT1L (CFG_INIT_RAM_ADDR | BATL_PP_10 | BATL_MEMCOHERENCE)
411#define CFG_IBAT1U (CFG_INIT_RAM_ADDR | BATU_BL_128K | BATU_VS | BATU_VP)
412#endif
413
414/* PCI memory */
415#define CFG_IBAT2L (0x80000000 | BATL_PP_10 | BATL_CACHEINHIBIT)
416#define CFG_IBAT2U (0x80000000 | BATU_BL_256M | BATU_VS | BATU_VP)
417
418/* Flash, config addrs, etc */
419#define CFG_IBAT3L (0xF0000000 | BATL_PP_10 | BATL_CACHEINHIBIT)
420#define CFG_IBAT3U (0xF0000000 | BATU_BL_256M | BATU_VS | BATU_VP)
421
422#define CFG_DBAT0L CFG_IBAT0L
423#define CFG_DBAT0U CFG_IBAT0U
424#define CFG_DBAT1L CFG_IBAT1L
425#define CFG_DBAT1U CFG_IBAT1U
426#define CFG_DBAT2L CFG_IBAT2L
427#define CFG_DBAT2U CFG_IBAT2U
428#define CFG_DBAT3L CFG_IBAT3L
429#define CFG_DBAT3U CFG_IBAT3U
430
431/*
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.
435 */
436#define CFG_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
437/*-----------------------------------------------------------------------
438 * FLASH organization
439 */
440#define CFG_MAX_FLASH_BANKS 1 /* max number of memory banks */
441#define CFG_MAX_FLASH_SECT 256 /* max number of sectors on one chip */
442
443#define CFG_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase (in ms) */
444#define CFG_FLASH_WRITE_TOUT 500 /* Timeout for Flash Write (in ms) */
445
446/*-----------------------------------------------------------------------
447 * Cache Configuration
448 */
449#define CFG_CACHELINE_SIZE 32 /* For MPC8240 CPU */
Jon Loeligerab999ba2007-07-04 22:32:03 -0500450#if defined(CONFIG_CMD_KGDB)
wdenk15647dc2003-10-09 19:00:25 +0000451# define CFG_CACHELINE_SHIFT 5 /* log base 2 of the above value */
452#endif
453
454
455/*
456 * Internal Definitions
457 *
458 * Boot Flags
459 */
460#define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */
461#define BOOTFLAG_WARM 0x02 /* Software reboot */
462
463
464/* values according to the manual */
465
466#define CONFIG_DRAM_50MHZ 1
467#define CONFIG_SDRAM_50MHZ
468
469#define CONFIG_DISK_SPINUP_TIME 1000000
470
471#endif /* __CONFIG_H */