blob: 0219836f5e04ea9e0f722217a1059f95d498e46b [file] [log] [blame]
wdenk1ebf41e2004-01-02 14:00:00 +00001/*
2 * (C) Copyright 2000-2003
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 * High Level Configuration Options
33 * (easy to change)
34 */
35
36#define CONFIG_MPC866 1 /* This is a MPC866 CPU */
37#define CONFIG_TQM866M 1 /* ...on a TQM8xxM module */
38
39#define CFG_8XX_XIN 10000000 /* XXX XXX XXX */
40
41#define CONFIG_8xx_CONS_SMC1 1 /* Console is on SMC1 */
42#undef CONFIG_8xx_CONS_SMC2
43#undef CONFIG_8xx_CONS_NONE
44
45#define CONFIG_BAUDRATE 115200 /* console baudrate = 115kbps */
46
47#define CONFIG_BOOTCOUNT_LIMIT
48
49#define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */
50
51#define CONFIG_BOARD_TYPES 1 /* support board types */
52
53#define CONFIG_PREBOOT "echo;" \
54 "echo Type \"run flash_nfs\" to mount root filesystem over NFS;" \
55 "echo"
56
57#undef CONFIG_BOOTARGS
58
59#define CONFIG_EXTRA_ENV_SETTINGS \
60 "netdev=eth0\0" \
61 "nfsargs=setenv bootargs root=/dev/nfs rw " \
62 "nfsroot=$(serverip):$(rootpath)\0" \
63 "ramargs=setenv bootargs root=/dev/ram rw\0" \
64 "addip=setenv bootargs $(bootargs) " \
65 "ip=$(ipaddr):$(serverip):$(gatewayip):$(netmask)" \
66 ":$(hostname):$(netdev):off panic=1\0" \
67 "flash_nfs=run nfsargs addip;" \
68 "bootm $(kernel_addr)\0" \
69 "flash_self=run ramargs addip;" \
70 "bootm $(kernel_addr) $(ramdisk_addr)\0" \
71 "net_nfs=tftp 200000 $(bootfile);run nfsargs addip;bootm\0" \
72 "rootpath=/opt/eldk/ppc_8xx\0" \
73 "bootfile=/tftpboot/TQM855M/uImage\0" \
74 "kernel_addr=40080000\0" \
75 "ramdisk_addr=40180000\0" \
76 ""
77#define CONFIG_BOOTCOMMAND "run flash_self"
78
79#define CONFIG_LOADS_ECHO 1 /* echo on for serial download */
80#undef CFG_LOADS_BAUD_CHANGE /* don't allow baudrate change */
81
82#undef CONFIG_WATCHDOG /* watchdog disabled */
83
84#define CONFIG_STATUS_LED 1 /* Status LED enabled */
85
86#undef CONFIG_CAN_DRIVER /* CAN Driver support disabled */
87
88/* enable I2C and select the hardware/software driver */
89#undef CONFIG_HARD_I2C /* I2C with hardware support */
90#define CONFIG_SOFT_I2C 1 /* I2C bit-banged */
91
92#define CFG_I2C_SPEED 93000 /* 93 kHz is supposed to work */
93#define CFG_I2C_SLAVE 0xFE
94
95#ifdef CONFIG_SOFT_I2C
96/*
97 * Software (bit-bang) I2C driver configuration
98 */
99#define PB_SCL 0x00000020 /* PB 26 */
100#define PB_SDA 0x00000010 /* PB 27 */
101
102#define I2C_INIT (immr->im_cpm.cp_pbdir |= PB_SCL)
103#define I2C_ACTIVE (immr->im_cpm.cp_pbdir |= PB_SDA)
104#define I2C_TRISTATE (immr->im_cpm.cp_pbdir &= ~PB_SDA)
105#define I2C_READ ((immr->im_cpm.cp_pbdat & PB_SDA) != 0)
106#define I2C_SDA(bit) if(bit) immr->im_cpm.cp_pbdat |= PB_SDA; \
107 else immr->im_cpm.cp_pbdat &= ~PB_SDA
108#define I2C_SCL(bit) if(bit) immr->im_cpm.cp_pbdat |= PB_SCL; \
109 else immr->im_cpm.cp_pbdat &= ~PB_SCL
110#define I2C_DELAY udelay(2) /* 1/4 I2C clock duration */
111#endif /* CONFIG_SOFT_I2C */
112
113#define CFG_I2C_EEPROM_ADDR 0x50 /* EEPROM AT24C256 */
114#define CFG_I2C_EEPROM_ADDR_LEN 2 /* two byte address */
115#define CFG_EEPROM_PAGE_WRITE_BITS 4
116#define CFG_EEPROM_PAGE_WRITE_DELAY_MS 10 /* and takes up to 10 msec */
117
118#define CONFIG_BOOTP_MASK (CONFIG_BOOTP_DEFAULT | CONFIG_BOOTP_BOOTFILESIZE)
119
120#define CONFIG_MAC_PARTITION
121#define CONFIG_DOS_PARTITION
122
123#define CONFIG_RTC_MPC8xx /* use internal RTC of MPC8xx */
124
125#define CONFIG_COMMANDS ( CONFIG_CMD_DFL | \
126 CFG_CMD_ASKENV | \
127 CFG_CMD_DHCP | \
128 CFG_CMD_EEPROM | \
129 CFG_CMD_IDE | \
130 CFG_CMD_I2C | \
131 CFG_CMD_DATE )
132
133/* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */
134#include <cmd_confdefs.h>
135
136/*
137 * Miscellaneous configurable options
138 */
139#define CFG_LONGHELP /* undef to save memory */
140#define CFG_PROMPT "=> " /* Monitor Command Prompt */
141
142#if 0
143#define CFG_HUSH_PARSER 1 /* use "hush" command parser */
144#endif
145#ifdef CFG_HUSH_PARSER
146#define CFG_PROMPT_HUSH_PS2 "> "
147#endif
148
149#if (CONFIG_COMMANDS & CFG_CMD_KGDB)
150#define CFG_CBSIZE 1024 /* Console I/O Buffer Size */
151#else
152#define CFG_CBSIZE 256 /* Console I/O Buffer Size */
153#endif
154#define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print Buffer Size */
155#define CFG_MAXARGS 16 /* max number of command args */
156#define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */
157
158#define CFG_MEMTEST_START 0x0400000 /* memtest works on */
159#define CFG_MEMTEST_END 0x0C00000 /* 4 ... 12 MB in DRAM */
160
161#define CFG_LOAD_ADDR 0x100000 /* default load address */
162
163#define CFG_HZ 1000 /* decrementer freq: 1 ms ticks */
164
165#define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 }
166
167/*
168 * Low Level Configuration Settings
169 * (address mappings, register initial values, etc.)
170 * You should know what you are doing if you make changes here.
171 */
172/*-----------------------------------------------------------------------
173 * Internal Memory Mapped Register
174 */
175#define CFG_IMMR 0xFFF00000
176
177/*-----------------------------------------------------------------------
178 * Definitions for initial stack pointer and data area (in DPRAM)
179 */
180#define CFG_INIT_RAM_ADDR CFG_IMMR
181#define CFG_INIT_RAM_END 0x2F00 /* End of used area in DPRAM */
182#define CFG_GBL_DATA_SIZE 64 /* size in bytes reserved for initial data */
183#define CFG_GBL_DATA_OFFSET (CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE)
184#define CFG_INIT_SP_OFFSET CFG_GBL_DATA_OFFSET
185
186/*-----------------------------------------------------------------------
187 * Start addresses for the final memory configuration
188 * (Set up by the startup code)
189 * Please note that CFG_SDRAM_BASE _must_ start at 0
190 */
191#define CFG_SDRAM_BASE 0x00000000
192#define CFG_FLASH_BASE 0x40000000
193#define CFG_MONITOR_LEN (256 << 10) /* Reserve 256 kB for Monitor */
194#define CFG_MONITOR_BASE CFG_FLASH_BASE
195#define CFG_MALLOC_LEN (128 << 10) /* Reserve 128 kB for malloc() */
196
197/*
198 * For booting Linux, the board info and command line data
199 * have to be in the first 8 MB of memory, since this is
200 * the maximum mapped by the Linux kernel during initialization.
201 */
202#define CFG_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
203
204/*-----------------------------------------------------------------------
205 * FLASH organization
206 */
207#define CFG_MAX_FLASH_BANKS 2 /* max number of memory banks */
208#define CFG_MAX_FLASH_SECT 256 /* max number of sectors on one chip */
209
210#define CFG_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase (in ms) */
211#define CFG_FLASH_WRITE_TOUT 500 /* Timeout for Flash Write (in ms) */
212
213#define CFG_ENV_IS_IN_FLASH 1
214#define CFG_ENV_OFFSET 0x40000 /* Offset of Environment Sector */
215#define CFG_ENV_SIZE 0x08000 /* Total Size of Environment Sector */
216#define CFG_ENV_SECT_SIZE 0x20000 /* Total Size of Environment Sector */
217
218/* Address and size of Redundant Environment Sector */
219#define CFG_ENV_OFFSET_REDUND (CFG_ENV_OFFSET+CFG_ENV_SECT_SIZE)
220#define CFG_ENV_SIZE_REDUND (CFG_ENV_SIZE)
221
222/*-----------------------------------------------------------------------
223 * Hardware Information Block
224 */
225#define CFG_HWINFO_OFFSET 0x0003FFC0 /* offset of HW Info block */
226#define CFG_HWINFO_SIZE 0x00000040 /* size of HW Info block */
227#define CFG_HWINFO_MAGIC 0x54514D38 /* 'TQM8' */
228
229/*-----------------------------------------------------------------------
230 * Cache Configuration
231 */
232#define CFG_CACHELINE_SIZE 16 /* For all MPC8xx CPUs */
233#if (CONFIG_COMMANDS & CFG_CMD_KGDB)
234#define CFG_CACHELINE_SHIFT 4 /* log base 2 of the above value */
235#endif
236
237/*-----------------------------------------------------------------------
238 * SYPCR - System Protection Control 11-9
239 * SYPCR can only be written once after reset!
240 *-----------------------------------------------------------------------
241 * Software & Bus Monitor Timer max, Bus Monitor enable, SW Watchdog freeze
242 */
243#if defined(CONFIG_WATCHDOG)
244#define CFG_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | \
245 SYPCR_SWE | SYPCR_SWRI| SYPCR_SWP)
246#else
247#define CFG_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | SYPCR_SWP)
248#endif
249
250/*-----------------------------------------------------------------------
251 * SIUMCR - SIU Module Configuration 11-6
252 *-----------------------------------------------------------------------
253 * PCMCIA config., multi-function pin tri-state
254 */
255#ifndef CONFIG_CAN_DRIVER
256#define CFG_SIUMCR (SIUMCR_DBGC00 | SIUMCR_DBPC00 | SIUMCR_MLRC01)
257#else /* we must activate GPL5 in the SIUMCR for CAN */
258#define CFG_SIUMCR (SIUMCR_DBGC11 | SIUMCR_DBPC00 | SIUMCR_MLRC01)
259#endif /* CONFIG_CAN_DRIVER */
260
261/*-----------------------------------------------------------------------
262 * TBSCR - Time Base Status and Control 11-26
263 *-----------------------------------------------------------------------
264 * Clear Reference Interrupt Status, Timebase freezing enabled
265 */
266#define CFG_TBSCR (TBSCR_REFA | TBSCR_REFB | TBSCR_TBF)
267
268/*-----------------------------------------------------------------------
269 * RTCSC - Real-Time Clock Status and Control Register 11-27
270 *-----------------------------------------------------------------------
271 */
272#define CFG_RTCSC (RTCSC_SEC | RTCSC_ALR | RTCSC_RTF| RTCSC_RTE)
273
274/*-----------------------------------------------------------------------
275 * PISCR - Periodic Interrupt Status and Control 11-31
276 *-----------------------------------------------------------------------
277 * Clear Periodic Interrupt Status, Interrupt Timer freezing enabled
278 */
279#define CFG_PISCR (PISCR_PS | PISCR_PITF)
280
281/*-----------------------------------------------------------------------
282 * PLPRCR - PLL, Low-Power, and Reset Control Register 15-30
283 *-----------------------------------------------------------------------
284 * Reset PLL lock status sticky bit, timer expired status bit and timer
285 * interrupt status bit
286 *
287 * set PLL multiplication factor
288 */
289#if defined(CONFIG_133MHz)
290 /* for 133 MHz, we use a 10 MHz clock:
291 * MFN = 0x09, MFD = 0x1D, S = 0, MFI = 13
292 */
293#define CFG_PLPRCR \
294 ( 9 << PLPRCR_MFN_SHIFT | 0x1D << PLPRCR_MFD_SHIFT | \
295 0 << PLPRCR_S_SHIFT | 0x0D << PLPRCR_MFI_SHIFT | \
296 PLPRCR_TEXPS )
297#elif defined(CONFIG_80MHz) /* for 80 MHz, we use a 16 MHz clock * 5 */
298#define CFG_PLPRCR \
299 ( (5-1)<<PLPRCR_MFI_SHIFT | PLPRCR_TEXPS )
300#else /* up to 66 MHz we use a 1:1 clock */
301#define CFG_PLPRCR ( PLPRCR_SPLSS | PLPRCR_TEXPS )
302#endif /* CONFIG_??MHz */
303
304/*-----------------------------------------------------------------------
305 * SCCR - System Clock and reset Control Register 15-27
306 *-----------------------------------------------------------------------
307 * Set clock output, timebase and RTC source and divider,
308 * power management and some other internal clocks
309 */
310#define SCCR_MASK SCCR_EBDF11
311#if defined(CONFIG_133MHz) /* for 133 MHz, we use a 10 MHz clock * 13 */
312#define CFG_SCCR (/* SCCR_TBS | */ \
313 SCCR_COM00 | SCCR_DFSYNC00 | SCCR_DFBRG00 | \
314 SCCR_DFNL000 | SCCR_DFNH000 | SCCR_DFLCD000 | \
315 SCCR_DFALCD00)
316#elif defined(CONFIG_80MHz) /* for 80 MHz, we use a 16 MHz clock * 5 */
317#define CFG_SCCR (/* SCCR_TBS | */ \
318 SCCR_COM00 | SCCR_DFSYNC00 | SCCR_DFBRG00 | \
319 SCCR_DFNL000 | SCCR_DFNH000 | SCCR_DFLCD000 | \
320 SCCR_DFALCD00)
321#else /* up to 66 MHz we use a 1:1 clock */
322#define CFG_SCCR (SCCR_TBS | \
323 SCCR_COM00 | SCCR_DFSYNC00 | SCCR_DFBRG00 | \
324 SCCR_DFNL000 | SCCR_DFNH000 | SCCR_DFLCD000 | \
325 SCCR_DFALCD00)
326#endif /* CONFIG_??MHz */
327
328/*-----------------------------------------------------------------------
329 * PCMCIA stuff
330 *-----------------------------------------------------------------------
331 *
332 */
333#define CFG_PCMCIA_MEM_ADDR (0xE0000000)
334#define CFG_PCMCIA_MEM_SIZE ( 64 << 20 )
335#define CFG_PCMCIA_DMA_ADDR (0xE4000000)
336#define CFG_PCMCIA_DMA_SIZE ( 64 << 20 )
337#define CFG_PCMCIA_ATTRB_ADDR (0xE8000000)
338#define CFG_PCMCIA_ATTRB_SIZE ( 64 << 20 )
339#define CFG_PCMCIA_IO_ADDR (0xEC000000)
340#define CFG_PCMCIA_IO_SIZE ( 64 << 20 )
341
342/*-----------------------------------------------------------------------
343 * IDE/ATA stuff (Supports IDE harddisk on PCMCIA Adapter)
344 *-----------------------------------------------------------------------
345 */
346
347#define CONFIG_IDE_8xx_PCCARD 1 /* Use IDE with PC Card Adapter */
348
349#undef CONFIG_IDE_8xx_DIRECT /* Direct IDE not supported */
350#undef CONFIG_IDE_LED /* LED for ide not supported */
351#undef CONFIG_IDE_RESET /* reset for ide not supported */
352
353#define CFG_IDE_MAXBUS 1 /* max. 1 IDE bus */
354#define CFG_IDE_MAXDEVICE 1 /* max. 1 drive per IDE bus */
355
356#define CFG_ATA_IDE0_OFFSET 0x0000
357
358#define CFG_ATA_BASE_ADDR CFG_PCMCIA_MEM_ADDR
359
360/* Offset for data I/O */
361#define CFG_ATA_DATA_OFFSET (CFG_PCMCIA_MEM_SIZE + 0x320)
362
363/* Offset for normal register accesses */
364#define CFG_ATA_REG_OFFSET (2 * CFG_PCMCIA_MEM_SIZE + 0x320)
365
366/* Offset for alternate registers */
367#define CFG_ATA_ALT_OFFSET 0x0100
368
369/*-----------------------------------------------------------------------
370 *
371 *-----------------------------------------------------------------------
372 *
373 */
374#define CFG_DER 0
375
376/*
377 * Init Memory Controller:
378 *
379 * BR0/1 and OR0/1 (FLASH)
380 */
381
382#define FLASH_BASE0_PRELIM 0x40000000 /* FLASH bank #0 */
383#define FLASH_BASE1_PRELIM 0x60000000 /* FLASH bank #0 */
384
385/* used to re-map FLASH both when starting from SRAM or FLASH:
386 * restrict access enough to keep SRAM working (if any)
387 * but not too much to meddle with FLASH accesses
388 */
389#define CFG_REMAP_OR_AM 0x80000000 /* OR addr mask */
390#define CFG_PRELIM_OR_AM 0xE0000000 /* OR addr mask */
391
392/*
393 * FLASH timing:
394 */
395#if defined(CONFIG_133MHz)
396/* 133 MHz CPU - 66 MHz bus: */
397#define CFG_OR_TIMING_FLASH (OR_ACS_DIV1 | OR_TRLX | OR_CSNT_SAM | \
398 OR_SCY_3_CLK | OR_EHTR | OR_BI)
399#elif defined(CONFIG_100MHz)
400/* 100 MHz CPU - 50 MHz bus: */
401#elif defined(CONFIG_80MHz)
402/* 80 MHz CPU - 40 MHz bus: ACS = 00, TRLX = 0, CSNT = 1, SCY = 3, EHTR = 1 */
403#define CFG_OR_TIMING_FLASH (OR_ACS_DIV1 | 0 | OR_CSNT_SAM | \
404 OR_SCY_3_CLK | OR_EHTR | OR_BI)
405#elif defined(CONFIG_66MHz)
406/* 66 MHz CPU - 66 MHz bus: ACS = 00, TRLX = 1, CSNT = 1, SCY = 3, EHTR = 1 */
407#define CFG_OR_TIMING_FLASH (OR_ACS_DIV1 | OR_TRLX | OR_CSNT_SAM | \
408 OR_SCY_3_CLK | OR_EHTR | OR_BI)
409#else /* 50 MHz */
410/* 50 MHz CPU - 50 MHz bus: ACS = 00, TRLX = 1, CSNT = 1, SCY = 2, EHTR = 1 */
411#define CFG_OR_TIMING_FLASH (OR_ACS_DIV1 | OR_TRLX | OR_CSNT_SAM | \
412 OR_SCY_2_CLK | OR_EHTR | OR_BI)
413#endif /*CONFIG_??MHz */
414
415#define CFG_OR0_REMAP (CFG_REMAP_OR_AM | CFG_OR_TIMING_FLASH)
416#define CFG_OR0_PRELIM (CFG_PRELIM_OR_AM | CFG_OR_TIMING_FLASH)
417#define CFG_BR0_PRELIM ((FLASH_BASE0_PRELIM & BR_BA_MSK) | BR_V )
418
419#define CFG_OR1_REMAP CFG_OR0_REMAP
420#define CFG_OR1_PRELIM CFG_OR0_PRELIM
421#define CFG_BR1_PRELIM ((FLASH_BASE1_PRELIM & BR_BA_MSK) | BR_V )
422
423/*
424 * BR2/3 and OR2/3 (SDRAM)
425 *
426 */
427#define SDRAM_BASE2_PRELIM 0x00000000 /* SDRAM bank #0 */
428#define SDRAM_BASE3_PRELIM 0x20000000 /* SDRAM bank #1 */
429#define SDRAM_MAX_SIZE (256 << 20) /* max 256 MB per bank */
430
431/* SDRAM timing: Multiplexed addresses, GPL5 output to GPL5_A (don't care) */
432#define CFG_OR_TIMING_SDRAM 0x00000A00
433
434#define CFG_OR2_PRELIM (CFG_PRELIM_OR_AM | CFG_OR_TIMING_SDRAM )
435#define CFG_BR2_PRELIM ((SDRAM_BASE2_PRELIM & BR_BA_MSK) | BR_MS_UPMA | BR_V )
436
437#ifndef CONFIG_CAN_DRIVER
438#define CFG_OR3_PRELIM CFG_OR2_PRELIM
439#define CFG_BR3_PRELIM ((SDRAM_BASE3_PRELIM & BR_BA_MSK) | BR_MS_UPMA | BR_V )
440#else /* CAN uses CS3#, so we can have only one SDRAM bank anyway */
441#define CFG_CAN_BASE 0xC0000000 /* CAN mapped at 0xC0000000 */
442#define CFG_CAN_OR_AM 0xFFFF8000 /* 32 kB address mask */
443#define CFG_OR3_CAN (CFG_CAN_OR_AM | OR_G5LA | OR_BI)
444#define CFG_BR3_CAN ((CFG_CAN_BASE & BR_BA_MSK) | \
445 BR_PS_8 | BR_MS_UPMB | BR_V )
446#endif /* CONFIG_CAN_DRIVER */
447
448/*
449 * Memory Periodic Timer Prescaler
450 *
451 * The Divider for PTA (refresh timer) configuration is based on an
452 * example SDRAM configuration (64 MBit, one bank). The adjustment to
453 * the number of chip selects (NCS) and the actually needed refresh
454 * rate is done by setting MPTPR.
455 *
456 * PTA is calculated from
457 * PTA = (gclk * Trefresh) / ((2 ^ (2 * DFBRG)) * PTP * NCS)
458 *
459 * gclk CPU clock (not bus clock!)
460 * Trefresh Refresh cycle * 4 (four word bursts used)
461 *
462 * 4096 Rows from SDRAM example configuration
463 * 1000 factor s -> ms
464 * 32 PTP (pre-divider from MPTPR) from SDRAM example configuration
465 * 4 Number of refresh cycles per period
466 * 64 Refresh cycle in ms per number of rows
467 * --------------------------------------------
468 * Divider = 4096 * 32 * 1000 / (4 * 64) = 512000
469 *
470 * 50 MHz => 50.000.000 / Divider = 98
471 * 66 Mhz => 66.000.000 / Divider = 129
472 * 80 Mhz => 80.000.000 / Divider = 156
473 */
474#if defined(CONFIG_133MHz)
475#define CFG_MAMR_PTA 129
476#elif defined(CONFIG_100MHz)
477#define CFG_MAMR_PTA 98
478#elif defined(CONFIG_80MHz)
479#define CFG_MAMR_PTA 156
480#elif defined(CONFIG_66MHz)
481#define CFG_MAMR_PTA 129
482#else /* 50 MHz */
483#define CFG_MAMR_PTA 98
484#endif /*CONFIG_??MHz */
485
486/*
487 * For 16 MBit, refresh rates could be 31.3 us
488 * (= 64 ms / 2K = 125 / quad bursts).
489 * For a simpler initialization, 15.6 us is used instead.
490 *
491 * #define CFG_MPTPR_2BK_2K MPTPR_PTP_DIV32 for 2 banks
492 * #define CFG_MPTPR_1BK_2K MPTPR_PTP_DIV64 for 1 bank
493 */
494#define CFG_MPTPR_2BK_4K MPTPR_PTP_DIV16 /* setting for 2 banks */
495#define CFG_MPTPR_1BK_4K MPTPR_PTP_DIV32 /* setting for 1 bank */
496
497/* refresh rate 7.8 us (= 64 ms / 8K = 31.2 / quad bursts) for 256 MBit */
498#define CFG_MPTPR_2BK_8K MPTPR_PTP_DIV8 /* setting for 2 banks */
499#define CFG_MPTPR_1BK_8K MPTPR_PTP_DIV16 /* setting for 1 bank */
500
501/*
502 * MAMR settings for SDRAM
503 */
504
505/* 8 column SDRAM */
506#define CFG_MAMR_8COL ((CFG_MAMR_PTA << MAMR_PTA_SHIFT) | MAMR_PTAE | \
507 MAMR_AMA_TYPE_0 | MAMR_DSA_1_CYCL | MAMR_G0CLA_A11 | \
508 MAMR_RLFA_1X | MAMR_WLFA_1X | MAMR_TLFA_4X)
509/* 9 column SDRAM */
510#define CFG_MAMR_9COL ((CFG_MAMR_PTA << MAMR_PTA_SHIFT) | MAMR_PTAE | \
511 MAMR_AMA_TYPE_1 | MAMR_DSA_1_CYCL | MAMR_G0CLA_A10 | \
512 MAMR_RLFA_1X | MAMR_WLFA_1X | MAMR_TLFA_4X)
513
514/*
515 * Internal Definitions
516 *
517 * Boot Flags
518 */
519#define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */
520#define BOOTFLAG_WARM 0x02 /* Software reboot */
521
522#define CONFIG_SCC1_ENET
523#define CONFIG_FEC_ENET
524#define CONFIG_ETHPRIME "SCC ETHERNET"
525
526#endif /* __CONFIG_H */