2
* (C) Copyright 2001-2005
3
* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
5
* SPDX-License-Identifier: GPL-2.0+
9
* board/config.h - configuration options, board specific
16
* Imported from global configuration:
27
* High Level Configuration Options
31
#define CONFIG_SYS_TEXT_BASE 0x40000000
35
#define CONFIG_TQM8260 100 /* ...on a TQM8260 module Rev.100 */
37
#define CONFIG_TQM8260 200 /* ...on a TQM8260 module Rev.200 */
40
#define CONFIG_CPM2 1 /* Has a CPM2 */
42
#define CONFIG_82xx_CONS_SMC1 1 /* console on SMC1 */
44
#define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */
46
#define CONFIG_BOOTCOUNT_LIMIT
48
#define CONFIG_BAUDRATE 115200
50
#define CONFIG_PREBOOT "echo;echo Type \\\"run flash_nfs\\\" to mount root filesystem over NFS;echo"
52
#undef CONFIG_BOOTARGS
54
#define CONFIG_EXTRA_ENV_SETTINGS \
56
"nfsargs=setenv bootargs root=/dev/nfs rw " \
57
"nfsroot=${serverip}:${rootpath}\0" \
58
"ramargs=setenv bootargs root=/dev/ram rw\0" \
59
"addip=setenv bootargs ${bootargs} " \
60
"ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}" \
61
":${hostname}:${netdev}:off panic=1\0" \
62
"flash_nfs=run nfsargs addip;" \
63
"bootm ${kernel_addr}\0" \
64
"flash_self=run ramargs addip;" \
65
"bootm ${kernel_addr} ${ramdisk_addr}\0" \
66
"net_nfs=tftp 200000 ${bootfile};run nfsargs addip;bootm\0" \
67
"rootpath=/opt/eldk/ppc_6xx\0" \
68
"bootfile=tqm8260/uImage\0" \
69
"kernel_addr=400C0000\0" \
70
"ramdisk_addr=40240000\0" \
72
#define CONFIG_BOOTCOMMAND "run flash_self"
74
/* enable I2C and select the hardware/software driver */
75
#define CONFIG_SYS_I2C
76
#define CONFIG_SYS_I2C_SOFT /* I2C bit-banged */
77
#define CONFIG_SYS_I2C_SOFT_SPEED 400000
78
#define CONFIG_SYS_I2C_SOFT_SLAVE 0x7F
81
* Software (bit-bang) I2C driver configuration
84
/* TQM8260 Rev.100 has the clock and data pins swapped (!!!) on EEPROM */
85
#if (CONFIG_TQM8260 <= 100)
87
#define I2C_PORT 3 /* Port A=0, B=1, C=2, D=3 */
88
#define I2C_ACTIVE (iop->pdir |= 0x00020000)
89
#define I2C_TRISTATE (iop->pdir &= ~0x00020000)
90
#define I2C_READ ((iop->pdat & 0x00020000) != 0)
91
#define I2C_SDA(bit) if(bit) iop->pdat |= 0x00020000; \
92
else iop->pdat &= ~0x00020000
93
#define I2C_SCL(bit) if(bit) iop->pdat |= 0x00010000; \
94
else iop->pdat &= ~0x00010000
95
#define I2C_DELAY udelay(5) /* 1/4 I2C clock duration */
99
#define I2C_PORT 3 /* Port A=0, B=1, C=2, D=3 */
100
#define I2C_ACTIVE (iop->pdir |= 0x00010000)
101
#define I2C_TRISTATE (iop->pdir &= ~0x00010000)
102
#define I2C_READ ((iop->pdat & 0x00010000) != 0)
103
#define I2C_SDA(bit) if(bit) iop->pdat |= 0x00010000; \
104
else iop->pdat &= ~0x00010000
105
#define I2C_SCL(bit) if(bit) iop->pdat |= 0x00020000; \
106
else iop->pdat &= ~0x00020000
107
#define I2C_DELAY udelay(5) /* 1/4 I2C clock duration */
110
#define CONFIG_SYS_I2C_EEPROM_ADDR 0x50
111
#define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 2
112
#define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS 4
113
#define CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS 10 /* and takes up to 10 msec */
118
* select serial console configuration
120
* if either CONFIG_CONS_ON_SMC or CONFIG_CONS_ON_SCC is selected, then
121
* CONFIG_CONS_INDEX must be set to the channel number (1-2 for SMC, 1-4
124
* if CONFIG_CONS_NONE is defined, then the serial console routines must
125
* defined elsewhere (for example, on the cogent platform, there are serial
126
* ports on the motherboard which are used for the serial console - see
127
* cogent/cma101/serial.[ch]).
129
#define CONFIG_CONS_ON_SMC /* define if console on SMC */
130
#undef CONFIG_CONS_ON_SCC /* define if console on SCC */
131
#undef CONFIG_CONS_NONE /* define if console on something else*/
132
#ifdef CONFIG_82xx_CONS_SMC1
133
#define CONFIG_CONS_INDEX 1 /* which serial channel for console */
135
#ifdef CONFIG_82xx_CONS_SMC2
136
#define CONFIG_CONS_INDEX 2 /* which serial channel for console */
139
#undef CONFIG_CONS_USE_EXTC /* SMC/SCC use ext clock not brg_clk */
140
#define CONFIG_CONS_EXTC_RATE 3686400 /* SMC/SCC ext clk rate in Hz */
141
#define CONFIG_CONS_EXTC_PINSEL 0 /* pin select 0=CLK3/CLK9 */
144
* select ethernet configuration
146
* if either CONFIG_ETHER_ON_SCC or CONFIG_ETHER_ON_FCC is selected, then
147
* CONFIG_ETHER_INDEX must be set to the channel number (1-4 for SCC, 1-3
150
* if CONFIG_ETHER_NONE is defined, then either the ethernet routines must be
151
* defined elsewhere (as for the console), or CONFIG_CMD_NET must be unset.
153
* (On TQM8260 either SCC1 or FCC2 may be chosen: SCC1 is hardwired to the
154
* X.29 connector, and FCC2 is hardwired to the X.1 connector)
156
#undef CONFIG_ETHER_ON_SCC /* define if ether on SCC */
157
#define CONFIG_ETHER_ON_FCC /* define if ether on FCC */
158
#undef CONFIG_ETHER_NONE /* define if ether on something else */
159
#define CONFIG_ETHER_INDEX 2 /* which SCC/FCC channel for ethernet */
161
#if defined(CONFIG_ETHER_ON_SCC) && (CONFIG_ETHER_INDEX == 1)
167
# define CONFIG_SYS_CMXSCR_VALUE1 (CMXSCR_RS1CS_CLK11 | CMXSCR_TS1CS_CLK12)
169
#elif defined(CONFIG_ETHER_ON_FCC) && (CONFIG_ETHER_INDEX == 2)
174
* - RAM for BD/Buffers is on the 60x Bus (see 28-13)
175
* - Enable Full Duplex in FSMR
177
# define CONFIG_SYS_CMXFCR_MASK2 (CMXFCR_FC2|CMXFCR_RF2CS_MSK|CMXFCR_TF2CS_MSK)
178
# define CONFIG_SYS_CMXFCR_VALUE2 (CMXFCR_RF2CS_CLK13|CMXFCR_TF2CS_CLK14)
179
# define CONFIG_SYS_CPMFCR_RAMTYPE 0
180
# define CONFIG_SYS_FCC_PSMR (FCC_PSMR_FDE|FCC_PSMR_LPB)
182
#endif /* CONFIG_ETHER_ON_FCC, CONFIG_ETHER_INDEX */
185
/* system clock rate (CLKIN) - equal to the 60x and local bus speed */
186
#if defined(CONFIG_MPC8255) || defined(CONFIG_MPC8265)
187
# define CONFIG_8260_CLKIN 66666666 /* in Hz */
188
#else /* !CONFIG_MPC8255 && !CONFIG_MPC8265 */
189
# ifndef CONFIG_300MHz
190
# define CONFIG_8260_CLKIN 66666666 /* in Hz */
192
# define CONFIG_8260_CLKIN 83333000 /* in Hz */
194
#endif /* CONFIG_MPC8255 */
196
#define CONFIG_LOADS_ECHO 1 /* echo on for serial download */
197
#undef CONFIG_SYS_LOADS_BAUD_CHANGE /* don't allow baudrate change */
199
#undef CONFIG_WATCHDOG /* watchdog disabled */
201
#define CONFIG_TIMESTAMP /* Print image info with timestamp */
207
#define CONFIG_BOOTP_SUBNETMASK
208
#define CONFIG_BOOTP_GATEWAY
209
#define CONFIG_BOOTP_HOSTNAME
210
#define CONFIG_BOOTP_BOOTPATH
211
#define CONFIG_BOOTP_BOOTFILESIZE
215
* Command line configuration.
217
#include <config_cmd_default.h>
219
#define CONFIG_CMD_DHCP
220
#define CONFIG_CMD_I2C
221
#define CONFIG_CMD_EEPROM
222
#define CONFIG_CMD_NFS
223
#define CONFIG_CMD_SNTP
227
* Miscellaneous configurable options
229
#define CONFIG_SYS_LONGHELP /* undef to save memory */
231
#define CONFIG_CMDLINE_EDITING 1 /* add command line history */
232
#define CONFIG_SYS_HUSH_PARSER 1 /* Use the HUSH parser */
234
#if defined(CONFIG_CMD_KGDB)
235
#define CONFIG_SYS_CBSIZE 1024 /* Console I/O Buffer Size */
237
#define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */
239
#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16) /* Print Buffer Size */
240
#define CONFIG_SYS_MAXARGS 16 /* max number of command args */
241
#define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot Argument Buffer Size */
243
#define CONFIG_SYS_MEMTEST_START 0x0400000 /* memtest works on */
244
#define CONFIG_SYS_MEMTEST_END 0x0C00000 /* 4 ... 12 MB in DRAM */
246
#define CONFIG_SYS_LOAD_ADDR 0x100000 /* default load address */
248
#define CONFIG_SYS_RESET_ADDRESS 0xFFFFFFFC /* "bad" address */
251
* For booting Linux, the board info and command line data
252
* have to be in the first 8 MB of memory, since this is
253
* the maximum mapped by the Linux kernel during initialization.
255
#define CONFIG_SYS_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
258
/* What should the base address of the main FLASH be and how big is
259
* it (in MBytes)? This must contain CONFIG_SYS_TEXT_BASE from board/tqm8260/config.mk
260
* The main FLASH is whichever is connected to *CS0.
262
#define CONFIG_SYS_FLASH0_BASE 0x40000000
263
#define CONFIG_SYS_FLASH1_BASE 0x60000000
264
#define CONFIG_SYS_FLASH0_SIZE 32
265
#define CONFIG_SYS_FLASH1_SIZE 32
267
/* Flash bank size (for preliminary settings)
269
#define CONFIG_SYS_FLASH_SIZE CONFIG_SYS_FLASH0_SIZE
271
/*-----------------------------------------------------------------------
274
#define CONFIG_SYS_MAX_FLASH_BANKS 1 /* max num of memory banks */
275
#define CONFIG_SYS_MAX_FLASH_SECT 128 /* max num of sects on one chip */
277
#define CONFIG_SYS_FLASH_ERASE_TOUT 240000 /* Flash Erase Timeout (in ms) */
278
#define CONFIG_SYS_FLASH_WRITE_TOUT 500 /* Flash Write Timeout (in ms) */
280
/* use CFI flash driver */
281
#define CONFIG_SYS_FLASH_CFI 1 /* Flash is CFI conformant */
282
#define CONFIG_FLASH_CFI_DRIVER 1 /* Use the common driver */
283
#define CONFIG_SYS_FLASH_BANKS_LIST { CONFIG_SYS_FLASH_BASE }
284
#define CONFIG_SYS_FLASH_EMPTY_INFO 1
285
#define CONFIG_SYS_FLASH_USE_BUFFER_WRITE 1
287
#define CONFIG_ENV_IS_IN_FLASH 1
288
#define CONFIG_ENV_ADDR (CONFIG_SYS_FLASH_BASE + 0x40000)
289
#define CONFIG_ENV_SIZE 0x08000
290
#define CONFIG_ENV_SECT_SIZE 0x40000
291
#define CONFIG_ENV_ADDR_REDUND (CONFIG_ENV_ADDR + CONFIG_ENV_SECT_SIZE)
292
#define CONFIG_ENV_SIZE_REDUND CONFIG_ENV_SIZE
294
/*-----------------------------------------------------------------------
295
* Hardware Information Block
297
#define CONFIG_SYS_HWINFO_OFFSET 0x0003FFC0 /* offset of HW Info block */
298
#define CONFIG_SYS_HWINFO_SIZE 0x00000040 /* size of HW Info block */
299
#define CONFIG_SYS_HWINFO_MAGIC 0x54514D38 /* 'TQM8' */
301
/*-----------------------------------------------------------------------
302
* Hard Reset Configuration Words
304
* if you change bits in the HRCW, you must also change the CONFIG_SYS_*
305
* defines for the various registers affected by the HRCW e.g. changing
306
* HRCW_DPPCxx requires you to also change CONFIG_SYS_SIUMCR.
308
#define __HRCW__ALL__ (HRCW_CIP | HRCW_ISB111 | HRCW_BMS)
310
#if defined(CONFIG_MPC8255) || defined(CONFIG_MPC8265)
311
# define CONFIG_SYS_HRCW_MASTER (__HRCW__ALL__ | HRCW_MODCK_H0111)
312
#else /* ! MPC8255 && !MPC8265 */
313
# if defined(CONFIG_266MHz)
314
# define CONFIG_SYS_HRCW_MASTER (__HRCW__ALL__ | HRCW_MODCK_H0111)
315
# elif defined(CONFIG_300MHz)
316
# define CONFIG_SYS_HRCW_MASTER (__HRCW__ALL__ | HRCW_MODCK_H0110)
318
# define CONFIG_SYS_HRCW_MASTER (__HRCW__ALL__)
320
#endif /* CONFIG_MPC8255 */
322
/* no slaves so just fill with zeros */
323
#define CONFIG_SYS_HRCW_SLAVE1 0
324
#define CONFIG_SYS_HRCW_SLAVE2 0
325
#define CONFIG_SYS_HRCW_SLAVE3 0
326
#define CONFIG_SYS_HRCW_SLAVE4 0
327
#define CONFIG_SYS_HRCW_SLAVE5 0
328
#define CONFIG_SYS_HRCW_SLAVE6 0
329
#define CONFIG_SYS_HRCW_SLAVE7 0
331
/*-----------------------------------------------------------------------
332
* Internal Memory Mapped Register
334
#define CONFIG_SYS_IMMR 0xFFF00000
336
/*-----------------------------------------------------------------------
337
* Definitions for initial stack pointer and data area (in DPRAM)
339
#define CONFIG_SYS_INIT_RAM_ADDR CONFIG_SYS_IMMR
340
#define CONFIG_SYS_INIT_RAM_SIZE 0x4000 /* Size of used area in DPRAM */
341
#define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
342
#define CONFIG_SYS_INIT_SP_OFFSET CONFIG_SYS_GBL_DATA_OFFSET
344
/*-----------------------------------------------------------------------
345
* Start addresses for the final memory configuration
346
* (Set up by the startup code)
347
* Please note that CONFIG_SYS_SDRAM_BASE _must_ start at 0
349
* 60x SDRAM is mapped at CONFIG_SYS_SDRAM_BASE, local SDRAM
350
* is mapped at SDRAM_BASE2_PRELIM.
352
#define CONFIG_SYS_SDRAM_BASE 0x00000000
353
#define CONFIG_SYS_FLASH_BASE CONFIG_SYS_FLASH0_BASE
354
#define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_TEXT_BASE
355
#define CONFIG_SYS_MONITOR_LEN (256 << 10) /* Reserve 256 kB for Monitor */
356
#define CONFIG_SYS_MALLOC_LEN (512 << 10) /* Reserve 512 kB for malloc()*/
358
/*-----------------------------------------------------------------------
359
* Cache Configuration
361
#define CONFIG_SYS_CACHELINE_SIZE 32 /* For MPC8260 CPU */
362
#if defined(CONFIG_CMD_KGDB)
363
# define CONFIG_SYS_CACHELINE_SHIFT 5 /* log base 2 of the above value */
366
/*-----------------------------------------------------------------------
367
* HIDx - Hardware Implementation-dependent Registers 2-11
368
*-----------------------------------------------------------------------
369
* HID0 also contains cache control - initially enable both caches and
370
* invalidate contents, then the final state leaves only the instruction
371
* cache enabled. Note that Power-On and Hard reset invalidate the caches,
372
* but Soft reset does not.
374
* HID1 has only read-only information - nothing to set.
376
#define CONFIG_SYS_HID0_INIT (HID0_ICE|HID0_DCE|HID0_ICFI|HID0_DCI|\
378
#define CONFIG_SYS_HID0_FINAL (HID0_IFEM|HID0_ABE)
379
#define CONFIG_SYS_HID2 0
381
/*-----------------------------------------------------------------------
382
* RMR - Reset Mode Register 5-5
383
*-----------------------------------------------------------------------
384
* turn on Checkstop Reset Enable
386
#define CONFIG_SYS_RMR RMR_CSRE
388
/*-----------------------------------------------------------------------
389
* BCR - Bus Configuration 4-25
390
*-----------------------------------------------------------------------
392
#ifdef CONFIG_BUSMODE_60x
393
#define CONFIG_SYS_BCR (BCR_EBM|BCR_L2C|BCR_LETM|\
394
BCR_NPQM0|BCR_NPQM1|BCR_NPQM2) /* 60x mode */
396
#define BCR_APD01 0x10000000
397
#define CONFIG_SYS_BCR (BCR_APD01|BCR_ETM|BCR_LETM) /* 8260 mode */
400
/*-----------------------------------------------------------------------
401
* SIUMCR - SIU Module Configuration 4-31
402
*-----------------------------------------------------------------------
405
#define CONFIG_SYS_SIUMCR (SIUMCR_DPPC10|SIUMCR_APPC10)
407
#define CONFIG_SYS_SIUMCR (SIUMCR_DPPC00|SIUMCR_APPC10)
411
/*-----------------------------------------------------------------------
412
* SYPCR - System Protection Control 4-35
413
* SYPCR can only be written once after reset!
414
*-----------------------------------------------------------------------
415
* Watchdog & Bus Monitor Timer max, 60x Bus Monitor enable
417
#if defined(CONFIG_WATCHDOG)
418
#define CONFIG_SYS_SYPCR (SYPCR_SWTC|SYPCR_BMT|SYPCR_PBME|SYPCR_LBME|\
419
SYPCR_SWRI|SYPCR_SWP|SYPCR_SWE)
421
#define CONFIG_SYS_SYPCR (SYPCR_SWTC|SYPCR_BMT|SYPCR_PBME|SYPCR_LBME|\
422
SYPCR_SWRI|SYPCR_SWP)
423
#endif /* CONFIG_WATCHDOG */
425
/*-----------------------------------------------------------------------
426
* TMCNTSC - Time Counter Status and Control 4-40
427
*-----------------------------------------------------------------------
428
* Clear once per Second and Alarm Interrupt Status, Set 32KHz timersclk,
429
* and enable Time Counter
431
#define CONFIG_SYS_TMCNTSC (TMCNTSC_SEC|TMCNTSC_ALR|TMCNTSC_TCF|TMCNTSC_TCE)
433
/*-----------------------------------------------------------------------
434
* PISCR - Periodic Interrupt Status and Control 4-42
435
*-----------------------------------------------------------------------
436
* Clear Periodic Interrupt Status, Set 32KHz timersclk, and enable
439
#define CONFIG_SYS_PISCR (PISCR_PS|PISCR_PTF|PISCR_PTE)
441
/*-----------------------------------------------------------------------
442
* SCCR - System Clock Control 9-8
443
*-----------------------------------------------------------------------
444
* Ensure DFBRG is Divide by 16
446
#define CONFIG_SYS_SCCR 0
448
/*-----------------------------------------------------------------------
449
* RCCR - RISC Controller Configuration 13-7
450
*-----------------------------------------------------------------------
452
#define CONFIG_SYS_RCCR 0
455
* Init Memory Controller:
457
* Bank Bus Machine PortSz Device
458
* ---- --- ------- ------ ------
459
* 0 60x GPCM 64 bit FLASH
460
* 1 60x SDRAM 64 bit SDRAM
461
* 2 Local SDRAM 32 bit SDRAM
465
/* Initialize SDRAM on local bus
467
#define CONFIG_SYS_INIT_LOCAL_SDRAM
469
#define SDRAM_MAX_SIZE 0x08000000 /* max. 128 MB */
471
/* Minimum mask to separate preliminary
472
* address ranges for CS[0:2]
474
#define CONFIG_SYS_GLOBAL_SDRAM_LIMIT (512<<20) /* less than 512 MB */
475
#define CONFIG_SYS_LOCAL_SDRAM_LIMIT (128<<20) /* less than 128 MB */
477
#define CONFIG_SYS_MPTPR 0x4000
479
/*-----------------------------------------------------------------------------
480
* Address for Mode Register Set (MRS) command
481
*-----------------------------------------------------------------------------
482
* In fact, the address is rather configuration data presented to the SDRAM on
483
* its address lines. Because the address lines may be mux'ed externally either
484
* for 8 column or 9 column devices, some bits appear twice in the 8260's
487
* | (RFU) | (RFU) | WBL | TM | CL | BT | Burst Length |
488
* | BA1 BA0 | A12 : A10 | A9 | A8 A7 | A6 : A4 | A3 | A2 : A0 |
489
* 8 columns mux'ing: | A9 | A10 A21 | A22 : A24 | A25 | A26 : A28 |
490
* 9 columns mux'ing: | A8 | A20 A21 | A22 : A24 | A25 | A26 : A28 |
491
* Settings: | 0 | 0 0 | 0 1 0 | 0 | 0 1 0 |
492
*-----------------------------------------------------------------------------
494
#define CONFIG_SYS_MRS_OFFS 0x00000110
499
#define CONFIG_SYS_BR0_PRELIM ((CONFIG_SYS_FLASH_BASE & BRx_BA_MSK) |\
504
#define CONFIG_SYS_OR0_PRELIM (MEG_TO_AM(CONFIG_SYS_FLASH_SIZE) |\
511
/* SDRAM on TQM8260 can have either 8 or 9 columns.
512
* The number affects configuration values.
515
/* Bank 1 - 60x bus SDRAM
517
#define CONFIG_SYS_PSRT 0x20
518
#define CONFIG_SYS_LSRT 0x20
519
#ifndef CONFIG_SYS_RAMBOOT
520
#define CONFIG_SYS_BR1_PRELIM ((CONFIG_SYS_SDRAM_BASE & BRx_BA_MSK) |\
525
#define CONFIG_SYS_OR1_PRELIM CONFIG_SYS_OR1_8COL
528
/* SDRAM initialization values for 8-column chips
530
#define CONFIG_SYS_OR1_8COL ((~(CONFIG_SYS_GLOBAL_SDRAM_LIMIT-1) & ORxS_SDAM_MSK) |\
532
ORxS_ROWST_PBI1_A7 |\
535
#define CONFIG_SYS_PSDMR_8COL (PSDMR_PBI |\
536
PSDMR_SDAM_A15_IS_A5 |\
537
PSDMR_BSMA_A12_A14 |\
538
PSDMR_SDA10_PBI1_A8 |\
547
/* SDRAM initialization values for 9-column chips
549
#define CONFIG_SYS_OR1_9COL ((~(CONFIG_SYS_GLOBAL_SDRAM_LIMIT-1) & ORxS_SDAM_MSK) |\
551
ORxS_ROWST_PBI1_A5 |\
554
#define CONFIG_SYS_PSDMR_9COL (PSDMR_PBI |\
555
PSDMR_SDAM_A16_IS_A5 |\
556
PSDMR_BSMA_A12_A14 |\
557
PSDMR_SDA10_PBI1_A7 |\
566
/* Bank 2 - Local bus SDRAM
568
#ifdef CONFIG_SYS_INIT_LOCAL_SDRAM
569
#define CONFIG_SYS_BR2_PRELIM ((SDRAM_BASE2_PRELIM & BRx_BA_MSK) |\
574
#define CONFIG_SYS_OR2_PRELIM CONFIG_SYS_OR2_8COL
576
#define SDRAM_BASE2_PRELIM 0x80000000
578
/* SDRAM initialization values for 8-column chips
580
#define CONFIG_SYS_OR2_8COL ((~(CONFIG_SYS_LOCAL_SDRAM_LIMIT-1) & ORxS_SDAM_MSK) |\
582
ORxS_ROWST_PBI1_A8 |\
585
#define CONFIG_SYS_LSDMR_8COL (PSDMR_PBI |\
586
PSDMR_SDAM_A15_IS_A5 |\
587
PSDMR_BSMA_A13_A15 |\
588
PSDMR_SDA10_PBI1_A9 |\
597
/* SDRAM initialization values for 9-column chips
599
#define CONFIG_SYS_OR2_9COL ((~(CONFIG_SYS_LOCAL_SDRAM_LIMIT-1) & ORxS_SDAM_MSK) |\
601
ORxS_ROWST_PBI1_A6 |\
604
#define CONFIG_SYS_LSDMR_9COL (PSDMR_PBI |\
605
PSDMR_SDAM_A16_IS_A5 |\
606
PSDMR_BSMA_A13_A15 |\
607
PSDMR_SDA10_PBI1_A8 |\
616
#endif /* CONFIG_SYS_INIT_LOCAL_SDRAM */
618
#endif /* CONFIG_SYS_RAMBOOT */
620
#endif /* __CONFIG_H */