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wdenk0f8c9762002-08-19 11:57:05 +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 * board/config.h - configuration options, board specific
26 */
27
28#ifndef __CONFIG_H
29#define __CONFIG_H
30
31/*
32 * Imported from global configuration:
33 * CONFIG_L2_CACHE
34 * CONFIG_266MHz
35 * CONFIG_300MHz
wdenk4532cb62003-04-27 22:52:51 +000036 * CONFIG_MPC8255
wdenk0f8c9762002-08-19 11:57:05 +000037 */
38
39/*
40 * High Level Configuration Options
41 * (easy to change)
42 */
43
44#define CONFIG_MPC8260 1 /* This is a MPC8260 CPU */
45
46#if 0
47#define CONFIG_TQM8260 100 /* ...on a TQM8260 module Rev.100 */
48#else
49#define CONFIG_TQM8260 200 /* ...on a TQM8260 module Rev.200 */
50#endif
51
52/* Define 60x busmode only if your TQM8260 has L2 cache! */
53#ifdef CONFIG_L2_CACHE
54# define CONFIG_BUSMODE_60x 1 /* bus mode: 60x */
55#else
56# undef CONFIG_BUSMODE_60x /* bus mode: 8260 */
57#endif
58
59/* The board with 300MHz CPU doesn't have L2 cache, but works in 60x bus mode */
60#ifdef CONFIG_300MHz
61# define CONFIG_BUSMODE_60x
62#endif
63
64#define CONFIG_82xx_CONS_SMC1 1 /* console on SMC1 */
65
66#define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */
67
68#define CONFIG_CLOCKS_IN_MHZ 1 /* clocks passsed to Linux in MHz */
69
70#define CONFIG_PREBOOT "echo;echo Type \"run flash_nfs\" to mount root filesystem over NFS;echo"
71
72#undef CONFIG_BOOTARGS
wdenk506f0442003-03-28 14:40:36 +000073
74#define CONFIG_EXTRA_ENV_SETTINGS \
75 "nfsargs=setenv bootargs root=/dev/nfs rw " \
76 "nfsroot=$(serverip):$(rootpath)\0" \
77 "ramargs=setenv bootargs root=/dev/ram rw\0" \
78 "addip=setenv bootargs $(bootargs) " \
79 "ip=$(ipaddr):$(serverip):$(gatewayip):$(netmask)" \
80 ":$(hostname):$(netdev):off panic=1\0" \
81 "flash_nfs=run nfsargs addip;" \
82 "bootm $(kernel_addr)\0" \
83 "flash_self=run ramargs addip;" \
84 "bootm $(kernel_addr) $(ramdisk_addr)\0" \
85 "net_nfs=tftp 200000 $(bootfile);run nfsargs addip;bootm\0" \
86 "rootpath=/opt/eldk/ppc_82xx\0" \
87 "bootfile=/tftpboot/TQM8260/uImage\0" \
88 "kernel_addr=40040000\0" \
89 "ramdisk_addr=40100000\0" \
90 ""
91#define CONFIG_BOOTCOMMAND "run flash_self"
wdenk0f8c9762002-08-19 11:57:05 +000092
93/* enable I2C and select the hardware/software driver */
94#undef CONFIG_HARD_I2C /* I2C with hardware support */
95#define CONFIG_SOFT_I2C 1 /* I2C bit-banged */
96#define CFG_I2C_SPEED 400000 /* I2C speed and slave address */
97#define CFG_I2C_SLAVE 0x7F
98
99/*
100 * Software (bit-bang) I2C driver configuration
101 */
102
103/* TQM8260 Rev.100 has the clock and data pins swapped (!!!) on EEPROM */
104#if (CONFIG_TQM8260 <= 100)
105
106#define I2C_PORT 3 /* Port A=0, B=1, C=2, D=3 */
107#define I2C_ACTIVE (iop->pdir |= 0x00020000)
108#define I2C_TRISTATE (iop->pdir &= ~0x00020000)
109#define I2C_READ ((iop->pdat & 0x00020000) != 0)
110#define I2C_SDA(bit) if(bit) iop->pdat |= 0x00020000; \
111 else iop->pdat &= ~0x00020000
112#define I2C_SCL(bit) if(bit) iop->pdat |= 0x00010000; \
113 else iop->pdat &= ~0x00010000
114#define I2C_DELAY udelay(5) /* 1/4 I2C clock duration */
115
116#else
117
118#define I2C_PORT 3 /* Port A=0, B=1, C=2, D=3 */
119#define I2C_ACTIVE (iop->pdir |= 0x00010000)
120#define I2C_TRISTATE (iop->pdir &= ~0x00010000)
121#define I2C_READ ((iop->pdat & 0x00010000) != 0)
122#define I2C_SDA(bit) if(bit) iop->pdat |= 0x00010000; \
123 else iop->pdat &= ~0x00010000
124#define I2C_SCL(bit) if(bit) iop->pdat |= 0x00020000; \
125 else iop->pdat &= ~0x00020000
126#define I2C_DELAY udelay(5) /* 1/4 I2C clock duration */
127#endif
128
129#define CFG_I2C_EEPROM_ADDR 0x50
130#define CFG_I2C_EEPROM_ADDR_LEN 2
131#define CFG_EEPROM_PAGE_WRITE_BITS 4
132#define CFG_EEPROM_PAGE_WRITE_DELAY_MS 10 /* and takes up to 10 msec */
133
134#define CONFIG_I2C_X
135
136/*
137 * select serial console configuration
138 *
139 * if either CONFIG_CONS_ON_SMC or CONFIG_CONS_ON_SCC is selected, then
140 * CONFIG_CONS_INDEX must be set to the channel number (1-2 for SMC, 1-4
141 * for SCC).
142 *
143 * if CONFIG_CONS_NONE is defined, then the serial console routines must
144 * defined elsewhere (for example, on the cogent platform, there are serial
145 * ports on the motherboard which are used for the serial console - see
146 * cogent/cma101/serial.[ch]).
147 */
148#define CONFIG_CONS_ON_SMC /* define if console on SMC */
149#undef CONFIG_CONS_ON_SCC /* define if console on SCC */
150#undef CONFIG_CONS_NONE /* define if console on something else*/
151#ifdef CONFIG_82xx_CONS_SMC1
152#define CONFIG_CONS_INDEX 1 /* which serial channel for console */
153#endif
154#ifdef CONFIG_82xx_CONS_SMC2
155#define CONFIG_CONS_INDEX 2 /* which serial channel for console */
156#endif
157
158#undef CONFIG_CONS_USE_EXTC /* SMC/SCC use ext clock not brg_clk */
159#define CONFIG_CONS_EXTC_RATE 3686400 /* SMC/SCC ext clk rate in Hz */
160#define CONFIG_CONS_EXTC_PINSEL 0 /* pin select 0=CLK3/CLK9 */
161
162/*
163 * select ethernet configuration
164 *
165 * if either CONFIG_ETHER_ON_SCC or CONFIG_ETHER_ON_FCC is selected, then
166 * CONFIG_ETHER_INDEX must be set to the channel number (1-4 for SCC, 1-3
167 * for FCC)
168 *
169 * if CONFIG_ETHER_NONE is defined, then either the ethernet routines must be
170 * defined elsewhere (as for the console), or CFG_CMD_NET must be removed
171 * from CONFIG_COMMANDS to remove support for networking.
172 *
173 * (On TQM8260 either SCC1 or FCC2 may be chosen: SCC1 is hardwired to the
174 * X.29 connector, and FCC2 is hardwired to the X.1 connector)
175 */
176#undef CONFIG_ETHER_ON_SCC /* define if ether on SCC */
177#define CONFIG_ETHER_ON_FCC /* define if ether on FCC */
178#undef CONFIG_ETHER_NONE /* define if ether on something else */
179#define CONFIG_ETHER_INDEX 2 /* which SCC/FCC channel for ethernet */
180
181#if defined(CONFIG_ETHER_ON_SCC) && (CONFIG_ETHER_INDEX == 1)
182
183/*
184 * - RX clk is CLK11
185 * - TX clk is CLK12
186 */
187# define CFG_CMXSCR_VALUE (CMXSCR_RS1CS_CLK11 | CMXSCR_TS1CS_CLK12)
188
189#elif defined(CONFIG_ETHER_ON_FCC) && (CONFIG_ETHER_INDEX == 2)
190
191/*
192 * - Rx-CLK is CLK13
193 * - Tx-CLK is CLK14
194 * - RAM for BD/Buffers is on the 60x Bus (see 28-13)
195 * - Enable Full Duplex in FSMR
196 */
197# define CFG_CMXFCR_MASK (CMXFCR_FC2|CMXFCR_RF2CS_MSK|CMXFCR_TF2CS_MSK)
198# define CFG_CMXFCR_VALUE (CMXFCR_RF2CS_CLK13|CMXFCR_TF2CS_CLK14)
199# define CFG_CPMFCR_RAMTYPE 0
200# define CFG_FCC_PSMR (FCC_PSMR_FDE|FCC_PSMR_LPB)
201
202#endif /* CONFIG_ETHER_ON_FCC, CONFIG_ETHER_INDEX */
203
204
205/* system clock rate (CLKIN) - equal to the 60x and local bus speed */
wdenk7aa78612003-05-03 15:50:43 +0000206#ifdef CONFIG_MPC8255
207# define CONFIG_8260_CLKIN 66666666 /* in Hz */
208#else /* !CONFIG_MPC8255 */
209# ifndef CONFIG_300MHz
210# define CONFIG_8260_CLKIN 66666666 /* in Hz */
211# else
212# define CONFIG_8260_CLKIN 83333000 /* in Hz */
213# endif
214#endif /* CONFIG_MPC8255 */
wdenk0f8c9762002-08-19 11:57:05 +0000215
216#if defined(CONFIG_CONS_NONE) || defined(CONFIG_CONS_USE_EXTC)
217#define CONFIG_BAUDRATE 230400
218#else
219#define CONFIG_BAUDRATE 9600
220#endif
221
222#define CONFIG_LOADS_ECHO 1 /* echo on for serial download */
223#undef CFG_LOADS_BAUD_CHANGE /* don't allow baudrate change */
224
225#undef CONFIG_WATCHDOG /* watchdog disabled */
226
227#define CONFIG_BOOTP_MASK (CONFIG_BOOTP_DEFAULT|CONFIG_BOOTP_BOOTFILESIZE)
228
229#define CONFIG_COMMANDS (CONFIG_CMD_DFL | \
230 CFG_CMD_I2C | \
231 CFG_CMD_EEPROM)
232
233/* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */
234#include <cmd_confdefs.h>
235
236/*
237 * Miscellaneous configurable options
238 */
239#define CFG_LONGHELP /* undef to save memory */
240#define CFG_PROMPT "=> " /* Monitor Command Prompt */
241#if (CONFIG_COMMANDS & CFG_CMD_KGDB)
242#define CFG_CBSIZE 1024 /* Console I/O Buffer Size */
243#else
244#define CFG_CBSIZE 256 /* Console I/O Buffer Size */
245#endif
246#define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print Buffer Size */
247#define CFG_MAXARGS 16 /* max number of command args */
248#define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */
249
250#define CFG_MEMTEST_START 0x0400000 /* memtest works on */
251#define CFG_MEMTEST_END 0x0C00000 /* 4 ... 12 MB in DRAM */
252
253#define CFG_LOAD_ADDR 0x100000 /* default load address */
254
255#define CFG_HZ 1000 /* decrementer freq: 1 ms ticks */
256
257#define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 }
258
259#define CFG_RESET_ADDRESS 0xFFFFFFFC /* "bad" address */
260
261/*
262 * For booting Linux, the board info and command line data
263 * have to be in the first 8 MB of memory, since this is
264 * the maximum mapped by the Linux kernel during initialization.
265 */
266#define CFG_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
267
268
269/* What should the base address of the main FLASH be and how big is
270 * it (in MBytes)? This must contain TEXT_BASE from board/tqm8260/config.mk
271 * The main FLASH is whichever is connected to *CS0.
272 */
273#define CFG_FLASH0_BASE 0x40000000
274#define CFG_FLASH1_BASE 0x60000000
275#define CFG_FLASH0_SIZE 32
276#define CFG_FLASH1_SIZE 32
277
278/* Flash bank size (for preliminary settings)
279 */
280#define CFG_FLASH_SIZE CFG_FLASH0_SIZE
281
282/*-----------------------------------------------------------------------
283 * FLASH organization
284 */
285#define CFG_MAX_FLASH_BANKS 1 /* max num of memory banks */
286#define CFG_MAX_FLASH_SECT 128 /* max num of sects on one chip */
287
288#define CFG_FLASH_ERASE_TOUT 240000 /* Flash Erase Timeout (in ms) */
289#define CFG_FLASH_WRITE_TOUT 500 /* Flash Write Timeout (in ms) */
290
291#if 0
292/* Start port with environment in flash; switch to EEPROM later */
293#define CFG_ENV_IS_IN_FLASH 1
294#define CFG_ENV_ADDR (CFG_FLASH_BASE+0x40000)
295#define CFG_ENV_SIZE 0x40000
296#define CFG_ENV_SECT_SIZE 0x40000
297#else
298/* Final version: environment in EEPROM */
299#define CFG_ENV_IS_IN_EEPROM 1
300#define CFG_ENV_OFFSET 0
301#define CFG_ENV_SIZE 2048
302#endif
303
304/*-----------------------------------------------------------------------
305 * Hardware Information Block
306 */
307#define CFG_HWINFO_OFFSET 0x0003FFC0 /* offset of HW Info block */
308#define CFG_HWINFO_SIZE 0x00000040 /* size of HW Info block */
309#define CFG_HWINFO_MAGIC 0x54514D38 /* 'TQM8' */
310
311/*-----------------------------------------------------------------------
312 * Hard Reset Configuration Words
313 *
314 * if you change bits in the HRCW, you must also change the CFG_*
315 * defines for the various registers affected by the HRCW e.g. changing
316 * HRCW_DPPCxx requires you to also change CFG_SIUMCR.
317 */
wdenk7aa78612003-05-03 15:50:43 +0000318#define __HRCW__ALL__ (HRCW_CIP | HRCW_ISB111 | HRCW_BMS)
319
320#ifdef CONFIG_MPC8255
321# define CFG_HRCW_MASTER (__HRCW__ALL__ | HRCW_MODCK_H0111)
322#else /* ! MPC8255 */
323# if defined(CONFIG_266MHz)
324# define CFG_HRCW_MASTER (__HRCW__ALL__ | HRCW_MODCK_H0111)
325# elif defined(CONFIG_300MHz)
326# define CFG_HRCW_MASTER (__HRCW__ALL__ | HRCW_MODCK_H0110)
327# else
328# define CFG_HRCW_MASTER (__HRCW__ALL__)
329# endif
330#endif /* CONFIG_MPC8255 */
wdenk0f8c9762002-08-19 11:57:05 +0000331
332/* no slaves so just fill with zeros */
333#define CFG_HRCW_SLAVE1 0
334#define CFG_HRCW_SLAVE2 0
335#define CFG_HRCW_SLAVE3 0
336#define CFG_HRCW_SLAVE4 0
337#define CFG_HRCW_SLAVE5 0
338#define CFG_HRCW_SLAVE6 0
339#define CFG_HRCW_SLAVE7 0
340
341/*-----------------------------------------------------------------------
342 * Internal Memory Mapped Register
343 */
344#define CFG_IMMR 0xFFF00000
345
346/*-----------------------------------------------------------------------
347 * Definitions for initial stack pointer and data area (in DPRAM)
348 */
349#define CFG_INIT_RAM_ADDR CFG_IMMR
350#define CFG_INIT_RAM_END 0x4000 /* End of used area in DPRAM */
351#define CFG_GBL_DATA_SIZE 128 /* size in bytes reserved for initial data*/
352#define CFG_GBL_DATA_OFFSET (CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE)
353#define CFG_INIT_SP_OFFSET CFG_GBL_DATA_OFFSET
354
355/*-----------------------------------------------------------------------
356 * Start addresses for the final memory configuration
357 * (Set up by the startup code)
358 * Please note that CFG_SDRAM_BASE _must_ start at 0
359 *
360 * 60x SDRAM is mapped at CFG_SDRAM_BASE, local SDRAM
361 * is mapped at SDRAM_BASE2_PRELIM.
362 */
363#define CFG_SDRAM_BASE 0x00000000
364#define CFG_FLASH_BASE CFG_FLASH0_BASE
365#define CFG_MONITOR_BASE TEXT_BASE
366#define CFG_MONITOR_LEN (256 << 10) /* Reserve 256 kB for Monitor */
367#define CFG_MALLOC_LEN (128 << 10) /* Reserve 128 kB for malloc()*/
368
369/*
370 * Internal Definitions
371 *
372 * Boot Flags
373 */
374#define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH*/
375#define BOOTFLAG_WARM 0x02 /* Software reboot */
376
377
378/*-----------------------------------------------------------------------
379 * Cache Configuration
380 */
381#define CFG_CACHELINE_SIZE 32 /* For MPC8260 CPU */
382#if (CONFIG_COMMANDS & CFG_CMD_KGDB)
383# define CFG_CACHELINE_SHIFT 5 /* log base 2 of the above value */
384#endif
385
386/*-----------------------------------------------------------------------
387 * HIDx - Hardware Implementation-dependent Registers 2-11
388 *-----------------------------------------------------------------------
389 * HID0 also contains cache control - initially enable both caches and
390 * invalidate contents, then the final state leaves only the instruction
391 * cache enabled. Note that Power-On and Hard reset invalidate the caches,
392 * but Soft reset does not.
393 *
394 * HID1 has only read-only information - nothing to set.
395 */
396#define CFG_HID0_INIT (HID0_ICE|HID0_DCE|HID0_ICFI|HID0_DCI|\
wdenk8bde7f72003-06-27 21:31:46 +0000397 HID0_IFEM|HID0_ABE)
wdenk0f8c9762002-08-19 11:57:05 +0000398#define CFG_HID0_FINAL (HID0_IFEM|HID0_ABE)
399#define CFG_HID2 0
400
401/*-----------------------------------------------------------------------
402 * RMR - Reset Mode Register 5-5
403 *-----------------------------------------------------------------------
404 * turn on Checkstop Reset Enable
405 */
406#define CFG_RMR RMR_CSRE
407
408/*-----------------------------------------------------------------------
409 * BCR - Bus Configuration 4-25
410 *-----------------------------------------------------------------------
411 */
412#ifdef CONFIG_BUSMODE_60x
413#define CFG_BCR (BCR_EBM|BCR_L2C|BCR_LETM|\
414 BCR_NPQM0|BCR_NPQM1|BCR_NPQM2) /* 60x mode */
415#else
416#define BCR_APD01 0x10000000
417#define CFG_BCR (BCR_APD01|BCR_ETM|BCR_LETM) /* 8260 mode */
418#endif
419
420/*-----------------------------------------------------------------------
421 * SIUMCR - SIU Module Configuration 4-31
422 *-----------------------------------------------------------------------
423 */
424#if 0
425#define CFG_SIUMCR (SIUMCR_DPPC10|SIUMCR_APPC10)
426#else
427#define CFG_SIUMCR (SIUMCR_DPPC00|SIUMCR_APPC10)
428#endif
429
430
431/*-----------------------------------------------------------------------
432 * SYPCR - System Protection Control 4-35
433 * SYPCR can only be written once after reset!
434 *-----------------------------------------------------------------------
435 * Watchdog & Bus Monitor Timer max, 60x Bus Monitor enable
436 */
437#if defined(CONFIG_WATCHDOG)
438#define CFG_SYPCR (SYPCR_SWTC|SYPCR_BMT|SYPCR_PBME|SYPCR_LBME|\
wdenk8bde7f72003-06-27 21:31:46 +0000439 SYPCR_SWRI|SYPCR_SWP|SYPCR_SWE)
wdenk0f8c9762002-08-19 11:57:05 +0000440#else
441#define CFG_SYPCR (SYPCR_SWTC|SYPCR_BMT|SYPCR_PBME|SYPCR_LBME|\
wdenk8bde7f72003-06-27 21:31:46 +0000442 SYPCR_SWRI|SYPCR_SWP)
wdenk0f8c9762002-08-19 11:57:05 +0000443#endif /* CONFIG_WATCHDOG */
444
445/*-----------------------------------------------------------------------
446 * TMCNTSC - Time Counter Status and Control 4-40
447 *-----------------------------------------------------------------------
448 * Clear once per Second and Alarm Interrupt Status, Set 32KHz timersclk,
449 * and enable Time Counter
450 */
451#define CFG_TMCNTSC (TMCNTSC_SEC|TMCNTSC_ALR|TMCNTSC_TCF|TMCNTSC_TCE)
452
453/*-----------------------------------------------------------------------
454 * PISCR - Periodic Interrupt Status and Control 4-42
455 *-----------------------------------------------------------------------
456 * Clear Periodic Interrupt Status, Set 32KHz timersclk, and enable
457 * Periodic timer
458 */
459#define CFG_PISCR (PISCR_PS|PISCR_PTF|PISCR_PTE)
460
461/*-----------------------------------------------------------------------
462 * SCCR - System Clock Control 9-8
463 *-----------------------------------------------------------------------
464 * Ensure DFBRG is Divide by 16
465 */
466#define CFG_SCCR 0
467
468/*-----------------------------------------------------------------------
469 * RCCR - RISC Controller Configuration 13-7
470 *-----------------------------------------------------------------------
471 */
472#define CFG_RCCR 0
473
474/*
475 * Init Memory Controller:
476 *
477 * Bank Bus Machine PortSz Device
478 * ---- --- ------- ------ ------
479 * 0 60x GPCM 64 bit FLASH
480 * 1 60x SDRAM 64 bit SDRAM
481 * 2 Local SDRAM 32 bit SDRAM
482 *
483 */
484
485 /* Initialize SDRAM on local bus
486 */
487#define CFG_INIT_LOCAL_SDRAM
488
489#define SDRAM_MAX_SIZE 0x08000000 /* max. 128 MB */
490
491/* Minimum mask to separate preliminary
492 * address ranges for CS[0:2]
493 */
494#define CFG_GLOBAL_SDRAM_LIMIT (512<<20) /* less than 512 MB */
495#define CFG_LOCAL_SDRAM_LIMIT (128<<20) /* less than 128 MB */
496
497#define CFG_MPTPR 0x4000
498
499/*-----------------------------------------------------------------------------
500 * Address for Mode Register Set (MRS) command
501 *-----------------------------------------------------------------------------
502 * In fact, the address is rather configuration data presented to the SDRAM on
503 * its address lines. Because the address lines may be mux'ed externally either
504 * for 8 column or 9 column devices, some bits appear twice in the 8260's
505 * address:
506 *
507 * | (RFU) | (RFU) | WBL | TM | CL | BT | Burst Length |
508 * | BA1 BA0 | A12 : A10 | A9 | A8 A7 | A6 : A4 | A3 | A2 : A0 |
509 * 8 columns mux'ing: | A9 | A10 A21 | A22 : A24 | A25 | A26 : A28 |
510 * 9 columns mux'ing: | A8 | A20 A21 | A22 : A24 | A25 | A26 : A28 |
511 * Settings: | 0 | 0 0 | 0 1 0 | 0 | 0 1 0 |
512 *-----------------------------------------------------------------------------
513 */
514#define CFG_MRS_OFFS 0x00000110
515
516
517/* Bank 0 - FLASH
518 */
519#define CFG_BR0_PRELIM ((CFG_FLASH_BASE & BRx_BA_MSK) |\
wdenk8bde7f72003-06-27 21:31:46 +0000520 BRx_PS_64 |\
521 BRx_MS_GPCM_P |\
522 BRx_V)
wdenk0f8c9762002-08-19 11:57:05 +0000523
524#define CFG_OR0_PRELIM (MEG_TO_AM(CFG_FLASH_SIZE) |\
wdenk8bde7f72003-06-27 21:31:46 +0000525 ORxG_CSNT |\
526 ORxG_ACS_DIV1 |\
527 ORxG_SCY_3_CLK |\
528 ORxG_EHTR |\
529 ORxG_TRLX)
wdenk0f8c9762002-08-19 11:57:05 +0000530
531 /* SDRAM on TQM8260 can have either 8 or 9 columns.
532 * The number affects configuration values.
533 */
534
535/* Bank 1 - 60x bus SDRAM
536 */
537#define CFG_PSRT 0x20
538#define CFG_LSRT 0x20
539#ifndef CFG_RAMBOOT
540#define CFG_BR1_PRELIM ((CFG_SDRAM_BASE & BRx_BA_MSK) |\
wdenk8bde7f72003-06-27 21:31:46 +0000541 BRx_PS_64 |\
542 BRx_MS_SDRAM_P |\
543 BRx_V)
wdenk0f8c9762002-08-19 11:57:05 +0000544
545#define CFG_OR1_PRELIM CFG_OR1_8COL
546
547
548 /* SDRAM initialization values for 8-column chips
549 */
550#define CFG_OR1_8COL ((~(CFG_GLOBAL_SDRAM_LIMIT-1) & ORxS_SDAM_MSK) |\
wdenk8bde7f72003-06-27 21:31:46 +0000551 ORxS_BPD_4 |\
552 ORxS_ROWST_PBI1_A7 |\
553 ORxS_NUMR_12)
wdenk0f8c9762002-08-19 11:57:05 +0000554
555#define CFG_PSDMR_8COL (PSDMR_PBI |\
wdenk8bde7f72003-06-27 21:31:46 +0000556 PSDMR_SDAM_A15_IS_A5 |\
557 PSDMR_BSMA_A12_A14 |\
558 PSDMR_SDA10_PBI1_A8 |\
559 PSDMR_RFRC_7_CLK |\
560 PSDMR_PRETOACT_2W |\
561 PSDMR_ACTTORW_2W |\
562 PSDMR_LDOTOPRE_1C |\
563 PSDMR_WRC_2C |\
564 PSDMR_EAMUX |\
565 PSDMR_CL_2)
wdenk0f8c9762002-08-19 11:57:05 +0000566
567 /* SDRAM initialization values for 9-column chips
568 */
569#define CFG_OR1_9COL ((~(CFG_GLOBAL_SDRAM_LIMIT-1) & ORxS_SDAM_MSK) |\
wdenk8bde7f72003-06-27 21:31:46 +0000570 ORxS_BPD_4 |\
571 ORxS_ROWST_PBI1_A5 |\
572 ORxS_NUMR_13)
wdenk0f8c9762002-08-19 11:57:05 +0000573
574#define CFG_PSDMR_9COL (PSDMR_PBI |\
wdenk8bde7f72003-06-27 21:31:46 +0000575 PSDMR_SDAM_A16_IS_A5 |\
576 PSDMR_BSMA_A12_A14 |\
577 PSDMR_SDA10_PBI1_A7 |\
578 PSDMR_RFRC_7_CLK |\
579 PSDMR_PRETOACT_2W |\
580 PSDMR_ACTTORW_2W |\
581 PSDMR_LDOTOPRE_1C |\
582 PSDMR_WRC_2C |\
583 PSDMR_EAMUX |\
584 PSDMR_CL_2)
wdenk0f8c9762002-08-19 11:57:05 +0000585
586/* Bank 2 - Local bus SDRAM
587 */
588#ifdef CFG_INIT_LOCAL_SDRAM
589#define CFG_BR2_PRELIM ((SDRAM_BASE2_PRELIM & BRx_BA_MSK) |\
wdenk8bde7f72003-06-27 21:31:46 +0000590 BRx_PS_32 |\
591 BRx_MS_SDRAM_L |\
592 BRx_V)
wdenk0f8c9762002-08-19 11:57:05 +0000593
594#define CFG_OR2_PRELIM CFG_OR2_8COL
595
596#define SDRAM_BASE2_PRELIM 0x80000000
597
598 /* SDRAM initialization values for 8-column chips
599 */
600#define CFG_OR2_8COL ((~(CFG_LOCAL_SDRAM_LIMIT-1) & ORxS_SDAM_MSK) |\
wdenk8bde7f72003-06-27 21:31:46 +0000601 ORxS_BPD_4 |\
602 ORxS_ROWST_PBI1_A8 |\
603 ORxS_NUMR_12)
wdenk0f8c9762002-08-19 11:57:05 +0000604
605#define CFG_LSDMR_8COL (PSDMR_PBI |\
wdenk8bde7f72003-06-27 21:31:46 +0000606 PSDMR_SDAM_A15_IS_A5 |\
607 PSDMR_BSMA_A13_A15 |\
608 PSDMR_SDA10_PBI1_A9 |\
609 PSDMR_RFRC_7_CLK |\
610 PSDMR_PRETOACT_2W |\
611 PSDMR_ACTTORW_2W |\
612 PSDMR_BL |\
613 PSDMR_LDOTOPRE_1C |\
614 PSDMR_WRC_2C |\
615 PSDMR_CL_2)
wdenk0f8c9762002-08-19 11:57:05 +0000616
617 /* SDRAM initialization values for 9-column chips
618 */
619#define CFG_OR2_9COL ((~(CFG_LOCAL_SDRAM_LIMIT-1) & ORxS_SDAM_MSK) |\
wdenk8bde7f72003-06-27 21:31:46 +0000620 ORxS_BPD_4 |\
621 ORxS_ROWST_PBI1_A6 |\
622 ORxS_NUMR_13)
wdenk0f8c9762002-08-19 11:57:05 +0000623
624#define CFG_LSDMR_9COL (PSDMR_PBI |\
wdenk8bde7f72003-06-27 21:31:46 +0000625 PSDMR_SDAM_A16_IS_A5 |\
626 PSDMR_BSMA_A13_A15 |\
627 PSDMR_SDA10_PBI1_A8 |\
628 PSDMR_RFRC_7_CLK |\
629 PSDMR_PRETOACT_2W |\
630 PSDMR_ACTTORW_2W |\
631 PSDMR_BL |\
632 PSDMR_LDOTOPRE_1C |\
633 PSDMR_WRC_2C |\
634 PSDMR_CL_2)
wdenk0f8c9762002-08-19 11:57:05 +0000635
636#endif /* CFG_INIT_LOCAL_SDRAM */
637
638#endif /* CFG_RAMBOOT */
639
640#endif /* __CONFIG_H */