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wdenk80885a92004-02-26 23:46:20 +00001/*
2 * (C) Copyright 2001
3 * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
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/*
34 * High Level Configuration Options
35 * (easy to change)
36 */
37
38#define CONFIG_MPC824X 1
39/* #define CONFIG_MPC8240 1 */
40#define CONFIG_MPC8245 1
41#define CONFIG_EXALION 1
42
43#if defined (CONFIG_MPC8240)
44 /* #warning ---------- eXalion with MPC8240 --------------- */
45#elif defined (CONFIG_MPC8245)
46 /* #warning ++++++++++ eXalion with MPC8245 +++++++++++++++ */
47#elif defined (CONFIG_MPC8245) && defined (CONFIG_MPC8245)
48#error #### Both types of MPC824x defined (CONFIG_8240 and CONFIG_8245)
49#else
50#error #### Specific type of MPC824x must be defined (i.e. CONFIG_MPC8240)
51#endif
52/* older kernels need clock in MHz newer in Hz */
wdenk132ba5f2004-02-27 08:20:54 +000053 /* #define CONFIG_CLOCKS_IN_MHZ 1 */ /* clocks passsed to Linux in MHz */
wdenk80885a92004-02-26 23:46:20 +000054#undef CONFIG_CLOCKS_IN_MHZ
55
56#define CONFIG_BOOTDELAY 10
57
58
wdenk132ba5f2004-02-27 08:20:54 +000059 /*#define CONFIG_DRAM_SPEED 66 */ /* MHz */
wdenk80885a92004-02-26 23:46:20 +000060
Jon Loeliger1bec3d32007-07-04 22:32:10 -050061/*
Jon Loeliger80ff4f92007-07-10 09:29:01 -050062 * BOOTP options
63 */
64#define CONFIG_BOOTP_BOOTFILESIZE
65#define CONFIG_BOOTP_BOOTPATH
66#define CONFIG_BOOTP_GATEWAY
67#define CONFIG_BOOTP_HOSTNAME
68
69
70/*
Jon Loeliger1bec3d32007-07-04 22:32:10 -050071 * Command line configuration.
72 */
73#include <config_cmd_default.h>
wdenk80885a92004-02-26 23:46:20 +000074
Jon Loeliger1bec3d32007-07-04 22:32:10 -050075#define CONFIG_CMD_FLASH
76#define CONFIG_CMD_SDRAM
77#define CONFIG_CMD_I2C
78#define CONFIG_CMD_IDE
79#define CONFIG_CMD_FAT
80#define CONFIG_CMD_ENV
81#define CONFIG_CMD_PCI
wdenk80885a92004-02-26 23:46:20 +000082
83
84/*-----------------------------------------------------------------------
85 * Miscellaneous configurable options
86 */
87#define CFG_LONGHELP 1 /* undef to save memory */
88#define CFG_PROMPT "=> " /* Monitor Command Prompt */
89#define CFG_CBSIZE 256 /* Console I/O Buffer Size */
90#define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print Buffer Size */
91#define CFG_MAXARGS 8 /* max number of command args */
92#define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */
93#define CFG_LOAD_ADDR 0x00100000 /* default load address */
94
95#define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 }
96
97#define CONFIG_MISC_INIT_R 1
98
99/*-----------------------------------------------------------------------
100 * Start addresses for the final memory configuration
101 * (Set up by the startup code)
102 * Please note that CFG_SDRAM_BASE _must_ start at 0
103 */
104#define CFG_SDRAM_BASE 0x00000000
105#define CFG_MAX_RAM_SIZE 0x10000000 /* 1 GBytes - initdram() will */
106 /* return real value. */
107
108#define CFG_RESET_ADDRESS 0xFFF00100
109
110#undef CFG_RAMBOOT
111#define CFG_MONITOR_LEN (256 << 10) /* Reserve 256 kB for Monitor */
112#define CFG_MONITOR_BASE TEXT_BASE
113
114/*-----------------------------------------------------------------------
115 * Definitions for initial stack pointer and data area
116 */
117#define CFG_INIT_DATA_SIZE 128
118
119#define CFG_INIT_RAM_ADDR 0x40000000
120#define CFG_INIT_RAM_END 0x1000
121#define CFG_INIT_DATA_OFFSET (CFG_INIT_RAM_END - CFG_INIT_DATA_SIZE)
122
123#define CFG_GBL_DATA_SIZE 256 /* size in bytes reserved for initial data */
124#define CFG_GBL_DATA_OFFSET (CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE)
125#define CFG_INIT_SP_OFFSET CFG_GBL_DATA_OFFSET
126
127
128#if defined (CONFIG_MPC8240)
129#define CFG_FLASH_BASE 0xFFE00000
130#define CFG_FLASH_SIZE (2 * 1024 * 1024) /* onboard 2MByte flash */
131#elif defined (CONFIG_MPC8245)
132#define CFG_FLASH_BASE 0xFFC00000
133#define CFG_FLASH_SIZE (4 * 1024 * 1024) /* onboard 4MByte flash */
134#else
135#error Specific type of MPC824x must be defined (i.e. CONFIG_MPC8240)
136#endif
137
138#define CFG_ENV_IS_IN_FLASH 1
139#define CFG_ENV_SECT_SIZE 0x20000 /* Size of one Flash sector */
140#define CFG_ENV_SIZE CFG_ENV_SECT_SIZE /* Use one Flash sector for enviroment */
141#define CFG_ENV_ADDR 0xFFFC0000
142#define CFG_ENV_OFFSET 0 /* starting right at the beginning */
143
144#define CFG_MALLOC_LEN (128 * 1024) /* Reserve 128 kB for malloc() */
145
146#define CFG_ALT_MEMTEST 1 /* use real memory test */
147#define CFG_MEMTEST_START 0x00004000 /* memtest works on */
148#define CFG_MEMTEST_END 0x02000000 /* 0 ... 32 MB in DRAM */
149
150#define CFG_EUMB_ADDR 0xFC000000
151
152/* #define CFG_ISA_MEM 0xFD000000 */
153#define CFG_ISA_IO 0xFE000000
154
155/*-----------------------------------------------------------------------
156 * FLASH organization
157 */
158#define CFG_MAX_FLASH_BANKS 1 /* Max number of flash banks */
159#define CFG_MAX_FLASH_SECT 64 /* Max number of sectors per flash */
160
161#define CFG_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase (in ms) */
162#define CFG_FLASH_WRITE_TOUT 500 /* Timeout for Flash Write (in ms) */
163
164#define FLASH_BASE0_PRELIM CFG_FLASH_BASE
165#define FLASH_BASE1_PRELIM 0
166
167
168/*-----------------------------------------------------------------------
169 * FLASH and environment organization
170 */
171
172#define CFG_FLASH_CFI 1 /* Flash is CFI conformant */
173#define CFG_FLASH_CFI_DRIVER 1 /* Use the common driver */
174#define CFG_MAX_FLASH_SECT 64 /* max number of sectors on one chip */
175#define CFG_MAX_FLASH_BANKS 1 /* max number of memory banks */
176#define CFG_FLASH_INCREMENT 0 /* there is only one bank */
177#define CFG_FLASH_PROTECTION 1 /* use hardware protection */
178#define CFG_FLASH_USE_BUFFER_WRITE 1 /* use buffered writes (20x faster) */
179
180
181/*-----------------------------------------------------------------------
182 * PCI stuff
183 */
184#define CONFIG_PCI 1 /* include pci support */
185#undef CONFIG_PCI_PNP
186
187#define CONFIG_NET_MULTI 1 /* Multi ethernet cards support */
188
189#define CONFIG_EEPRO100 1
190
191#define PCI_ENET0_MEMADDR 0x80000000 /* Intel 82559ER */
192#define PCI_ENET0_IOADDR 0x80000000
193#define PCI_ENET1_MEMADDR 0x81000000 /* Intel 82559ER */
194#define PCI_ENET1_IOADDR 0x81000000
195#define PCI_ENET2_MEMADDR 0x82000000 /* Broadcom BCM569xx */
196#define PCI_ENET2_IOADDR 0x82000000
197#define PCI_ENET3_MEMADDR 0x83000000 /* Broadcom BCM56xx */
198#define PCI_ENET3_IOADDR 0x83000000
199
200/*-----------------------------------------------------------------------
201 * NS16550 Configuration
202 */
203#define CFG_NS16550 1
204#define CFG_NS16550_SERIAL 1
205
206#define CONFIG_CONS_INDEX 1
207#define CONFIG_BAUDRATE 38400
208
209#define CFG_NS16550_REG_SIZE 1
210
211#if (CONFIG_CONS_INDEX == 1)
212#define CFG_NS16550_CLK 1843200 /* COM1 only ! */
213#else
214#define CFG_NS16550_CLK ({ extern ulong get_bus_freq (ulong); get_bus_freq (0); })
215#endif
216
217#define CFG_NS16550_COM1 (CFG_ISA_IO + 0x3F8)
218#define CFG_NS16550_COM2 (CFG_EUMB_ADDR + 0x4500)
219#define CFG_NS16550_COM3 (CFG_EUMB_ADDR + 0x4600)
220
221/*-----------------------------------------------------------------------
222 * select i2c support configuration
223 *
224 * Supported configurations are {none, software, hardware} drivers.
225 * If the software driver is chosen, there are some additional
226 * configuration items that the driver uses to drive the port pins.
227 */
228#define CONFIG_HARD_I2C 1 /* To enable I2C support */
229#undef CONFIG_SOFT_I2C /* I2C bit-banged */
230#define CFG_I2C_SPEED 400000 /* I2C speed and slave address */
231#define CFG_I2C_SLAVE 0x7F
232
233/*-----------------------------------------------------------------------
234 * Low Level Configuration Settings
235 * (address mappings, register initial values, etc.)
236 * You should know what you are doing if you make changes here.
237 */
238#define CFG_HZ 1000
239
240#define CONFIG_SYS_CLK_FREQ 33333333 /* external frequency to pll */
241#define CONFIG_PLL_PCI_TO_MEM_MULTIPLIER 2 /* for MPC8240 only */
242
wdenk132ba5f2004-02-27 08:20:54 +0000243 /*#define CONFIG_133MHZ_DRAM 1 */ /* For 133 MHZ DRAM only !!!!!!!!!!! */
wdenk80885a92004-02-26 23:46:20 +0000244
245#if defined (CONFIG_MPC8245)
246/* Bit-field values for PMCR2. */
247#if defined (CONFIG_133MHZ_DRAM)
248#define CFG_DLL_EXTEND 0x80 /* use DLL extended range - 133MHz only */
249#define CFG_PCI_HOLD_DEL 0x20 /* delay and hold timing - 133MHz only */
250#endif
251
252/* Bit-field values for MIOCR1. */
253#if !defined (CONFIG_133MHZ_DRAM)
254#define CFG_DLL_MAX_DELAY 0x04 /* longer DLL delay line - 66MHz only */
255#endif
256/* Bit-field values for MIOCR2. */
257#define CFG_SDRAM_DSCD 0x20 /* SDRAM data in sample clock delay */
258 /* - note bottom 3 bits MUST be 0 */
259#endif
260
261/* Bit-field values for MCCR1. */
262#define CFG_ROMNAL 7 /*rom/flash next access time */
263#define CFG_ROMFAL 11 /*rom/flash access time */
264
265/* Bit-field values for MCCR2. */
266#define CFG_TSWAIT 0x5 /* Transaction Start Wait States timer */
267#if defined (CONFIG_133MHZ_DRAM)
268#define CFG_REFINT 1300 /* no of clock cycles between CBR */
269#else /* refresh cycles */
270#define CFG_REFINT 750
271#endif
272
273/* Burst To Precharge. Bits of this value go to MCCR3 and MCCR4. */
274#if defined (CONFIG_133MHZ_DRAM)
275#define CFG_BSTOPRE 1023
276#else
277#define CFG_BSTOPRE 250
278#endif
279
280/* Bit-field values for MCCR3. */
281/* the following are for SDRAM only */
282
283#if defined (CONFIG_133MHZ_DRAM)
284#define CFG_REFREC 9 /* Refresh to activate interval */
285#else
286#define CFG_REFREC 5 /* Refresh to activate interval */
287#endif
288#if defined (CONFIG_MPC8240)
289#define CFG_RDLAT 2 /* data latency from read command */
290#endif
291
292/* Bit-field values for MCCR4. */
293#if defined (CONFIG_133MHZ_DRAM)
294#define CFG_PRETOACT 3 /* Precharge to activate interval */
295#define CFG_ACTTOPRE 7 /* Activate to Precharge interval */
296#define CFG_ACTORW 5 /* Activate to R/W */
297#define CFG_SDMODE_CAS_LAT 3 /* SDMODE CAS latency */
298#else
299#if 0
300#define CFG_PRETOACT 2 /* Precharge to activate interval */
301#define CFG_ACTTOPRE 3 /* Activate to Precharge interval */
302#define CFG_ACTORW 3 /* Activate to R/W */
303#define CFG_SDMODE_CAS_LAT 2 /* SDMODE CAS latency */
304#endif
305#define CFG_PRETOACT 2 /* Precharge to activate interval */
306#define CFG_ACTTOPRE 5 /* Activate to Precharge interval */
307#define CFG_ACTORW 3 /* Activate to R/W */
308#define CFG_SDMODE_CAS_LAT 3 /* SDMODE CAS latency */
309#endif
310#define CFG_SDMODE_WRAP 0 /* SDMODE wrap type */
311#define CFG_SDMODE_BURSTLEN 2 /* SDMODE Burst length 2=4, 3=8 */
312#define CFG_REGDIMM 0
313#if defined (CONFIG_MPC8240)
314#define CFG_REGISTERD_TYPE_BUFFER 0
315#elif defined (CONFIG_MPC8245)
316#define CFG_REGISTERD_TYPE_BUFFER 1
317#define CFG_EXTROM 0
318#else
319#error Specific type of MPC824x must be defined (i.e. CONFIG_MPC8240)
320#endif
321
322
323/*-----------------------------------------------------------------------
324 memory bank settings
325 * only bits 20-29 are actually used from these vales to set the
326 * start/end address the upper two bits will be 0, and the lower 20
327 * bits will be set to 0x00000 for a start address, or 0xfffff for an
328 * end address
329 */
330#define CFG_BANK0_START 0x00000000
331#define CFG_BANK0_END (CFG_MAX_RAM_SIZE - 1)
332#define CFG_BANK0_ENABLE 1
333#define CFG_BANK1_START 0x3ff00000
334#define CFG_BANK1_END 0x3fffffff
335#define CFG_BANK1_ENABLE 0
336#define CFG_BANK2_START 0x3ff00000
337#define CFG_BANK2_END 0x3fffffff
338#define CFG_BANK2_ENABLE 0
339#define CFG_BANK3_START 0x3ff00000
340#define CFG_BANK3_END 0x3fffffff
341#define CFG_BANK3_ENABLE 0
342#define CFG_BANK4_START 0x00000000
343#define CFG_BANK4_END 0x00000000
344#define CFG_BANK4_ENABLE 0
345#define CFG_BANK5_START 0x00000000
346#define CFG_BANK5_END 0x00000000
347#define CFG_BANK5_ENABLE 0
348#define CFG_BANK6_START 0x00000000
349#define CFG_BANK6_END 0x00000000
350#define CFG_BANK6_ENABLE 0
351#define CFG_BANK7_START 0x00000000
352#define CFG_BANK7_END 0x00000000
353#define CFG_BANK7_ENABLE 0
354
355/*-----------------------------------------------------------------------
356 * Memory bank enable bitmask, specifying which of the banks defined above
357 are actually present. MSB is for bank #7, LSB is for bank #0.
358 */
359#define CFG_BANK_ENABLE 0x01
360
361#if defined (CONFIG_MPC8240)
362#define CFG_ODCR 0xDF /* configures line driver impedances, */
363 /* see 8240 book for bit definitions */
364#elif defined (CONFIG_MPC8245)
365#if defined (CONFIG_133MHZ_DRAM)
366#define CFG_ODCR 0xFE /* configures line driver impedances - 133MHz */
367#else
368#define CFG_ODCR 0xDE /* configures line driver impedances - 66MHz */
369#endif
370#else
371#error Specific type of MPC824x must be defined (i.e. CONFIG_MPC8240)
372#endif
373
374#define CFG_PGMAX 0x32 /* how long the 8240 retains the */
375 /* currently accessed page in memory */
376 /* see 8240 book for details */
377
378/*-----------------------------------------------------------------------
379 * Block Address Translation (BAT) register settings.
380 */
381/* SDRAM 0 - 256MB */
382#define CFG_IBAT0L (CFG_SDRAM_BASE | BATL_PP_10 | BATL_MEMCOHERENCE)
383#define CFG_IBAT0U (CFG_SDRAM_BASE | BATU_BL_256M | BATU_VS | BATU_VP)
384
385/* stack in DCACHE @ 1GB (no backing mem) */
386#define CFG_IBAT1L (CFG_INIT_RAM_ADDR | BATL_PP_10 | BATL_MEMCOHERENCE)
387#define CFG_IBAT1U (CFG_INIT_RAM_ADDR | BATU_BL_128K | BATU_VS | BATU_VP)
388
389/* PCI memory */
390#define CFG_IBAT2L (0x80000000 | BATL_PP_10 | BATL_CACHEINHIBIT)
391#define CFG_IBAT2U (0x80000000 | BATU_BL_256M | BATU_VS | BATU_VP)
392
393/* Flash, config addrs, etc */
394#define CFG_IBAT3L (0xF0000000 | BATL_PP_10 | BATL_CACHEINHIBIT)
395#define CFG_IBAT3U (0xF0000000 | BATU_BL_256M | BATU_VS | BATU_VP)
396
397#define CFG_DBAT0L CFG_IBAT0L
398#define CFG_DBAT0U CFG_IBAT0U
399#define CFG_DBAT1L CFG_IBAT1L
400#define CFG_DBAT1U CFG_IBAT1U
401#define CFG_DBAT2L CFG_IBAT2L
402#define CFG_DBAT2U CFG_IBAT2U
403#define CFG_DBAT3L CFG_IBAT3L
404#define CFG_DBAT3U CFG_IBAT3U
405
406
407/*-----------------------------------------------------------------------
408 * Cache Configuration
409 */
410#define CFG_CACHELINE_SIZE 32
Jon Loeliger1bec3d32007-07-04 22:32:10 -0500411#if defined(CONFIG_CMD_KGDB)
wdenk80885a92004-02-26 23:46:20 +0000412# define CFG_CACHELINE_SHIFT 5 /* log base 2 of the above value */
413#endif
414
415
416/*-----------------------------------------------------------------------
417 * Internal Definitions
418 *
419 * Boot Flags
420 */
421#define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */
422#define BOOTFLAG_WARM 0x02 /* Software reboot */
423
424
425/* values according to the manual */
426#define CONFIG_DRAM_50MHZ 1
427#define CONFIG_SDRAM_50MHZ
428
429#undef NR_8259_INTS
430#define NR_8259_INTS 1
431
432/*-----------------------------------------------------------------------
433 * IDE/ATA stuff
434 */
435#define CFG_IDE_MAXBUS 1 /* max. 2 IDE busses */
436#define CFG_IDE_MAXDEVICE (CFG_IDE_MAXBUS*1) /* max. 2 drives per IDE bus */
437
438#define CFG_ATA_BASE_ADDR CFG_ISA_IO /* base address */
439#define CFG_ATA_IDE0_OFFSET 0x01F0 /* ide0 offste */
440#define CFG_ATA_IDE1_OFFSET 0x0170 /* ide1 offset */
441#define CFG_ATA_DATA_OFFSET 0 /* data reg offset */
442#define CFG_ATA_REG_OFFSET 0 /* reg offset */
443#define CFG_ATA_ALT_OFFSET 0x200 /* alternate register offset */
444
445#define CONFIG_ATAPI
446
447#undef CONFIG_IDE_8xx_DIRECT /* no pcmcia interface required */
448#undef CONFIG_IDE_LED /* no led for ide supported */
449#undef CONFIG_IDE_RESET /* reset for ide supported... */
450#undef CONFIG_IDE_RESET_ROUTINE /* with a special reset function */
451
452/*-----------------------------------------------------------------------
453 * DISK Partition support
454 */
455#define CONFIG_DOS_PARTITION
456
457/*-----------------------------------------------------------------------
458 * For booting Linux, the board info and command line data
459 * have to be in the first 8 MB of memory, since this is
460 * the maximum mapped by the Linux kernel during initialization.
461 */
462#define CFG_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
463
464#endif /* __CONFIG_H */