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wdenkf12e5682003-07-07 20:07:54 +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_MPC855 1 /* This is a MPC855 CPU */
37#define CONFIG_TQM855M 1 /* ...on a TQM8xxM module */
dzue7df0292003-10-19 21:43:26 +000038#define CONFIG_NSCU 1
wdenkf12e5682003-07-07 20:07:54 +000039
40#define CONFIG_8xx_CONS_SCC1 1 /* Console is on SMC1 */
41
42#define CONFIG_66MHz 1 /* running at 66 MHz, 1:1 clock */
43
44#define CONFIG_BAUDRATE 115200 /* console baudrate = 115kbps */
45
46#define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */
47
wdenkf12e5682003-07-07 20:07:54 +000048#define CONFIG_BOARD_TYPES 1 /* support board types */
49
50#define CONFIG_PREBOOT "echo;" \
51 "echo Type \"run flash_nfs\" to mount root filesystem over NFS;" \
52 "echo"
53
54#undef CONFIG_BOOTARGS
55
56#define CONFIG_EXTRA_ENV_SETTINGS \
57 "netdev=eth0\0" \
58 "nfsargs=setenv bootargs root=/dev/nfs rw " \
59 "nfsroot=$(serverip):$(rootpath)\0" \
60 "ramargs=setenv bootargs root=/dev/ram rw\0" \
61 "addip=setenv bootargs $(bootargs) " \
62 "ip=$(ipaddr):$(serverip):$(gatewayip):$(netmask)" \
63 ":$(hostname):$(netdev):off panic=1\0" \
64 "flash_nfs=run nfsargs addip;" \
65 "bootm $(kernel_addr)\0" \
66 "flash_self=run ramargs addip;" \
67 "bootm $(kernel_addr) $(ramdisk_addr)\0" \
68 "net_nfs=tftp 200000 $(bootfile);run nfsargs addip;bootm\0" \
69 "rootpath=/opt/eldk/ppc_8xx\0" \
70 "bootfile=/tftpboot/NSCU/uImage\0" \
71 "kernel_addr=40080000\0" \
72 "ramdisk_addr=40180000\0" \
73 ""
74#define CONFIG_BOOTCOMMAND "run flash_self"
75
wdenkcfca5e62004-08-01 13:09:47 +000076#define CONFIG_MISC_INIT_R 1
77
wdenkf12e5682003-07-07 20:07:54 +000078#define CONFIG_LOADS_ECHO 1 /* echo on for serial download */
79#undef CFG_LOADS_BAUD_CHANGE /* don't allow baudrate change */
80
81#undef CONFIG_WATCHDOG /* watchdog disabled */
82
83#define CONFIG_STATUS_LED 1 /* Status LED enabled */
84
85#undef CONFIG_CAN_DRIVER /* CAN Driver support disabled */
86
87#define CONFIG_BOOTP_MASK (CONFIG_BOOTP_DEFAULT | CONFIG_BOOTP_BOOTFILESIZE)
88
89#define CONFIG_MAC_PARTITION
90#define CONFIG_DOS_PARTITION
91
92#define CONFIG_RTC_MPC8xx /* use internal RTC of MPC8xx */
93
wdenkbdccc4f2003-08-05 17:43:17 +000094#define CONFIG_ISP1362_USB /* ISP1362 USB OTG controller */
95
wdenkf12e5682003-07-07 20:07:54 +000096#define CONFIG_COMMANDS ( CONFIG_CMD_DFL | \
97 CFG_CMD_ASKENV | \
98 CFG_CMD_DHCP | \
99 CFG_CMD_IDE | \
100 CFG_CMD_DATE )
101
102/* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */
103#include <cmd_confdefs.h>
104
105/*
106 * Miscellaneous configurable options
107 */
108#define CFG_LONGHELP /* undef to save memory */
109#define CFG_PROMPT "=> " /* Monitor Command Prompt */
110
111#if 0
112#define CFG_HUSH_PARSER 1 /* use "hush" command parser */
113#endif
114#ifdef CFG_HUSH_PARSER
115#define CFG_PROMPT_HUSH_PS2 "> "
116#endif
117
118#if (CONFIG_COMMANDS & CFG_CMD_KGDB)
119#define CFG_CBSIZE 1024 /* Console I/O Buffer Size */
120#else
121#define CFG_CBSIZE 256 /* Console I/O Buffer Size */
122#endif
123#define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print Buffer Size */
124#define CFG_MAXARGS 16 /* max number of command args */
125#define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */
126
127#define CFG_MEMTEST_START 0x0400000 /* memtest works on */
128#define CFG_MEMTEST_END 0x0C00000 /* 4 ... 12 MB in DRAM */
129
130#define CFG_LOAD_ADDR 0x100000 /* default load address */
131
132#define CFG_HZ 1000 /* decrementer freq: 1 ms ticks */
133
134#define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 }
135
136/*
137 * Low Level Configuration Settings
138 * (address mappings, register initial values, etc.)
139 * You should know what you are doing if you make changes here.
140 */
141/*-----------------------------------------------------------------------
142 * Internal Memory Mapped Register
143 */
144#define CFG_IMMR 0xFFF00000
145
146/*-----------------------------------------------------------------------
147 * Definitions for initial stack pointer and data area (in DPRAM)
148 */
149#define CFG_INIT_RAM_ADDR CFG_IMMR
150#define CFG_INIT_RAM_END 0x2F00 /* End of used area in DPRAM */
151#define CFG_GBL_DATA_SIZE 64 /* size in bytes reserved for initial data */
152#define CFG_GBL_DATA_OFFSET (CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE)
153#define CFG_INIT_SP_OFFSET CFG_GBL_DATA_OFFSET
154
155/*-----------------------------------------------------------------------
156 * Start addresses for the final memory configuration
157 * (Set up by the startup code)
158 * Please note that CFG_SDRAM_BASE _must_ start at 0
159 */
160#define CFG_SDRAM_BASE 0x00000000
161#define CFG_FLASH_BASE 0x40000000
162#define CFG_MONITOR_LEN (256 << 10) /* Reserve 256 kB for Monitor */
163#define CFG_MONITOR_BASE CFG_FLASH_BASE
164#define CFG_MALLOC_LEN (128 << 10) /* Reserve 128 kB for malloc() */
165
166/*
167 * For booting Linux, the board info and command line data
168 * have to be in the first 8 MB of memory, since this is
169 * the maximum mapped by the Linux kernel during initialization.
170 */
171#define CFG_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
172
173/*-----------------------------------------------------------------------
174 * FLASH organization
175 */
176#define CFG_MAX_FLASH_BANKS 1 /* max number of memory banks */
177#define CFG_MAX_FLASH_SECT 256 /* max number of sectors on one chip */
178
179#define CFG_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase (in ms) */
180#define CFG_FLASH_WRITE_TOUT 500 /* Timeout for Flash Write (in ms) */
181
182#define CFG_ENV_IS_IN_FLASH 1
183#define CFG_ENV_OFFSET 0x40000 /* Offset of Environment Sector */
184#define CFG_ENV_SIZE 0x08000 /* Total Size of Environment Sector */
185#define CFG_ENV_SECT_SIZE 0x20000 /* Total Size of Environment Sector */
186
187/* Address and size of Redundant Environment Sector */
188#define CFG_ENV_OFFSET_REDUND (CFG_ENV_OFFSET+CFG_ENV_SECT_SIZE)
189#define CFG_ENV_SIZE_REDUND (CFG_ENV_SIZE)
190
191/*-----------------------------------------------------------------------
192 * Hardware Information Block
193 */
194#define CFG_HWINFO_OFFSET 0x0003FFC0 /* offset of HW Info block */
195#define CFG_HWINFO_SIZE 0x00000040 /* size of HW Info block */
196#define CFG_HWINFO_MAGIC 0x54514D38 /* 'TQM8' */
197
198/*-----------------------------------------------------------------------
199 * Cache Configuration
200 */
201#define CFG_CACHELINE_SIZE 16 /* For all MPC8xx CPUs */
202#if (CONFIG_COMMANDS & CFG_CMD_KGDB)
203#define CFG_CACHELINE_SHIFT 4 /* log base 2 of the above value */
204#endif
205
206/*-----------------------------------------------------------------------
207 * SYPCR - System Protection Control 11-9
208 * SYPCR can only be written once after reset!
209 *-----------------------------------------------------------------------
210 * Software & Bus Monitor Timer max, Bus Monitor enable, SW Watchdog freeze
211 */
212#if defined(CONFIG_WATCHDOG)
213#define CFG_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | \
214 SYPCR_SWE | SYPCR_SWRI| SYPCR_SWP)
215#else
216#define CFG_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | SYPCR_SWP)
217#endif
218
219/*-----------------------------------------------------------------------
220 * SIUMCR - SIU Module Configuration 11-6
221 *-----------------------------------------------------------------------
222 * PCMCIA config., multi-function pin tri-state
223 */
224#ifndef CONFIG_CAN_DRIVER
225#define CFG_SIUMCR (SIUMCR_DBGC00 | SIUMCR_DBPC00 | SIUMCR_MLRC01)
226#else /* we must activate GPL5 in the SIUMCR for CAN */
227#define CFG_SIUMCR (SIUMCR_DBGC11 | SIUMCR_DBPC00 | SIUMCR_MLRC01)
228#endif /* CONFIG_CAN_DRIVER */
229
230/*-----------------------------------------------------------------------
231 * TBSCR - Time Base Status and Control 11-26
232 *-----------------------------------------------------------------------
233 * Clear Reference Interrupt Status, Timebase freezing enabled
234 */
235#define CFG_TBSCR (TBSCR_REFA | TBSCR_REFB | TBSCR_TBF)
236
237/*-----------------------------------------------------------------------
238 * RTCSC - Real-Time Clock Status and Control Register 11-27
239 *-----------------------------------------------------------------------
240 */
241#define CFG_RTCSC (RTCSC_SEC | RTCSC_ALR | RTCSC_RTF| RTCSC_RTE)
242
243/*-----------------------------------------------------------------------
244 * PISCR - Periodic Interrupt Status and Control 11-31
245 *-----------------------------------------------------------------------
246 * Clear Periodic Interrupt Status, Interrupt Timer freezing enabled
247 */
248#define CFG_PISCR (PISCR_PS | PISCR_PITF)
249
250/*-----------------------------------------------------------------------
251 * PLPRCR - PLL, Low-Power, and Reset Control Register 15-30
252 *-----------------------------------------------------------------------
253 * Reset PLL lock status sticky bit, timer expired status bit and timer
254 * interrupt status bit
wdenkf12e5682003-07-07 20:07:54 +0000255 */
wdenkf12e5682003-07-07 20:07:54 +0000256#define CFG_PLPRCR (PLPRCR_SPLSS | PLPRCR_TEXPS | PLPRCR_TMIST)
wdenkf12e5682003-07-07 20:07:54 +0000257
258/*-----------------------------------------------------------------------
259 * SCCR - System Clock and reset Control Register 15-27
260 *-----------------------------------------------------------------------
261 * Set clock output, timebase and RTC source and divider,
262 * power management and some other internal clocks
263 */
264#define SCCR_MASK SCCR_EBDF11
wdenkcfca5e62004-08-01 13:09:47 +0000265#define CFG_SCCR (SCCR_COM00 | SCCR_DFSYNC00 | SCCR_DFBRG00 | \
wdenkf12e5682003-07-07 20:07:54 +0000266 SCCR_DFNL000 | SCCR_DFNH000 | SCCR_DFLCD000 | \
267 SCCR_DFALCD00)
wdenkf12e5682003-07-07 20:07:54 +0000268
269/*-----------------------------------------------------------------------
270 * PCMCIA stuff
271 *-----------------------------------------------------------------------
272 *
273 */
dzue7df0292003-10-19 21:43:26 +0000274/* NSCU use both slots, SLOT_A as "primary". */
275#define CONFIG_PCMCIA_SLOT_A 1
276
wdenkf12e5682003-07-07 20:07:54 +0000277#define CFG_PCMCIA_MEM_ADDR (0xE0000000)
278#define CFG_PCMCIA_MEM_SIZE ( 64 << 20 )
279#define CFG_PCMCIA_DMA_ADDR (0xE4000000)
280#define CFG_PCMCIA_DMA_SIZE ( 64 << 20 )
281#define CFG_PCMCIA_ATTRB_ADDR (0xE8000000)
282#define CFG_PCMCIA_ATTRB_SIZE ( 64 << 20 )
283#define CFG_PCMCIA_IO_ADDR (0xEC000000)
284#define CFG_PCMCIA_IO_SIZE ( 64 << 20 )
dzue7df0292003-10-19 21:43:26 +0000285#define PCMCIA_MEM_WIN_NO 8 /* override default 4 in pcmcia.h */
286#define PCMCIA_SOCKETS_NO 2 /* we have two sockets */
wdenk79536a62004-09-27 20:20:11 +0000287#undef NSCU_OE_INV /* PCMCIA_GCRX_CXOE was inverted on early boards */
wdenkf12e5682003-07-07 20:07:54 +0000288
289/*-----------------------------------------------------------------------
290 * IDE/ATA stuff (Supports IDE harddisk on PCMCIA Adapter)
291 *-----------------------------------------------------------------------
292 */
293
294#define CONFIG_IDE_8xx_PCCARD 1 /* Use IDE with PC Card Adapter */
295
296#undef CONFIG_IDE_8xx_DIRECT /* Direct IDE not supported */
297#undef CONFIG_IDE_LED /* LED for ide not supported */
298#undef CONFIG_IDE_RESET /* reset for ide not supported */
299
dzue7df0292003-10-19 21:43:26 +0000300#define CFG_IDE_MAXBUS 2 /* max. 2 IDE buses */
301#define CFG_IDE_MAXDEVICE 4 /* max. 2 drives per IDE bus */
wdenkf12e5682003-07-07 20:07:54 +0000302
303#define CFG_ATA_IDE0_OFFSET 0x0000
dzue7df0292003-10-19 21:43:26 +0000304#define CFG_ATA_IDE1_OFFSET (4 * CFG_PCMCIA_MEM_SIZE) /* starts @ 4th window */
wdenkf12e5682003-07-07 20:07:54 +0000305
306#define CFG_ATA_BASE_ADDR CFG_PCMCIA_MEM_ADDR
307
308/* Offset for data I/O */
309#define CFG_ATA_DATA_OFFSET (CFG_PCMCIA_MEM_SIZE + 0x320)
310
311/* Offset for normal register accesses */
312#define CFG_ATA_REG_OFFSET (2 * CFG_PCMCIA_MEM_SIZE + 0x320)
313
314/* Offset for alternate registers */
315#define CFG_ATA_ALT_OFFSET 0x0100
316
317/*-----------------------------------------------------------------------
318 *
319 *-----------------------------------------------------------------------
320 *
321 */
322#define CFG_DER 0
323
324/*
325 * Init Memory Controller:
326 *
327 * BR0/1 and OR0/1 (FLASH)
328 */
329
330#define FLASH_BASE0_PRELIM 0x40000000 /* FLASH bank #0 */
331#define FLASH_BASE1_PRELIM 0x60000000 /* FLASH bank #0 */
332
333/* used to re-map FLASH both when starting from SRAM or FLASH:
334 * restrict access enough to keep SRAM working (if any)
335 * but not too much to meddle with FLASH accesses
336 */
337#define CFG_REMAP_OR_AM 0x80000000 /* OR addr mask */
338#define CFG_PRELIM_OR_AM 0xE0000000 /* OR addr mask */
339
340/*
341 * FLASH timing:
342 */
wdenkf12e5682003-07-07 20:07:54 +0000343#define CFG_OR_TIMING_FLASH (OR_ACS_DIV1 | OR_TRLX | OR_CSNT_SAM | \
344 OR_SCY_3_CLK | OR_EHTR | OR_BI)
wdenkf12e5682003-07-07 20:07:54 +0000345
346#define CFG_OR0_REMAP (CFG_REMAP_OR_AM | CFG_OR_TIMING_FLASH)
347#define CFG_OR0_PRELIM (CFG_PRELIM_OR_AM | CFG_OR_TIMING_FLASH)
348#define CFG_BR0_PRELIM ((FLASH_BASE0_PRELIM & BR_BA_MSK) | BR_V )
349
350#define CFG_OR1_REMAP CFG_OR0_REMAP
351#define CFG_OR1_PRELIM CFG_OR0_PRELIM
352#define CFG_BR1_PRELIM ((FLASH_BASE1_PRELIM & BR_BA_MSK) | BR_V )
353
354/*
355 * BR2/3 and OR2/3 (SDRAM)
356 *
357 */
358#define SDRAM_BASE2_PRELIM 0x00000000 /* SDRAM bank #0 */
359#define SDRAM_BASE3_PRELIM 0x20000000 /* SDRAM bank #1 */
360#define SDRAM_MAX_SIZE 0x04000000 /* max 64 MB per bank */
361
362/* SDRAM timing: Multiplexed addresses, GPL5 output to GPL5_A (don't care) */
363#define CFG_OR_TIMING_SDRAM 0x00000A00
364
365#define CFG_OR2_PRELIM (CFG_PRELIM_OR_AM | CFG_OR_TIMING_SDRAM )
366#define CFG_BR2_PRELIM ((SDRAM_BASE2_PRELIM & BR_BA_MSK) | BR_MS_UPMA | BR_V )
367
368#ifndef CONFIG_CAN_DRIVER
369#define CFG_OR3_PRELIM CFG_OR2_PRELIM
370#define CFG_BR3_PRELIM ((SDRAM_BASE3_PRELIM & BR_BA_MSK) | BR_MS_UPMA | BR_V )
371#else /* CAN uses CS3#, so we can have only one SDRAM bank anyway */
372#define CFG_CAN_BASE 0xC0000000 /* CAN mapped at 0xC0000000 */
373#define CFG_CAN_OR_AM 0xFFFF8000 /* 32 kB address mask */
374#define CFG_OR3_CAN (CFG_CAN_OR_AM | OR_G5LA | OR_BI)
375#define CFG_BR3_CAN ((CFG_CAN_BASE & BR_BA_MSK) | \
376 BR_PS_8 | BR_MS_UPMB | BR_V )
377#endif /* CONFIG_CAN_DRIVER */
378
wdenkbdccc4f2003-08-05 17:43:17 +0000379#ifdef CONFIG_ISP1362_USB
380#define CFG_ISP1362_BASE 0xD0000000 /* ISP1362 mapped at 0xD0000000 */
381#define CFG_ISP1362_OR_AM 0xFFFF8000 /* 32 kB address mask */
382#define CFG_OR5_ISP1362 (CFG_ISP1362_OR_AM | OR_CSNT_SAM | \
383 OR_ACS_DIV2 | OR_BI | OR_SCY_5_CLK)
384#define CFG_BR5_ISP1362 ((CFG_ISP1362_BASE & BR_BA_MSK) | \
385 BR_PS_16 | BR_MS_GPCM | BR_V )
386#endif /* CONFIG_ISP1362_USB */
wdenk42d1f032003-10-15 23:53:47 +0000387
wdenkf12e5682003-07-07 20:07:54 +0000388/*
389 * Memory Periodic Timer Prescaler
390 *
391 * The Divider for PTA (refresh timer) configuration is based on an
392 * example SDRAM configuration (64 MBit, one bank). The adjustment to
393 * the number of chip selects (NCS) and the actually needed refresh
394 * rate is done by setting MPTPR.
395 *
396 * PTA is calculated from
397 * PTA = (gclk * Trefresh) / ((2 ^ (2 * DFBRG)) * PTP * NCS)
398 *
399 * gclk CPU clock (not bus clock!)
400 * Trefresh Refresh cycle * 4 (four word bursts used)
401 *
402 * 4096 Rows from SDRAM example configuration
403 * 1000 factor s -> ms
404 * 32 PTP (pre-divider from MPTPR) from SDRAM example configuration
405 * 4 Number of refresh cycles per period
406 * 64 Refresh cycle in ms per number of rows
407 * --------------------------------------------
408 * Divider = 4096 * 32 * 1000 / (4 * 64) = 512000
409 *
410 * 50 MHz => 50.000.000 / Divider = 98
411 * 66 Mhz => 66.000.000 / Divider = 129
412 * 80 Mhz => 80.000.000 / Divider = 156
413 */
wdenkcfca5e62004-08-01 13:09:47 +0000414
415#define CFG_PTA_PER_CLK ((4096 * 32 * 1000) / (4 * 64))
416#define CFG_MAMR_PTA 98
wdenkf12e5682003-07-07 20:07:54 +0000417
418/*
419 * For 16 MBit, refresh rates could be 31.3 us
420 * (= 64 ms / 2K = 125 / quad bursts).
421 * For a simpler initialization, 15.6 us is used instead.
422 *
423 * #define CFG_MPTPR_2BK_2K MPTPR_PTP_DIV32 for 2 banks
424 * #define CFG_MPTPR_1BK_2K MPTPR_PTP_DIV64 for 1 bank
425 */
426#define CFG_MPTPR_2BK_4K MPTPR_PTP_DIV16 /* setting for 2 banks */
427#define CFG_MPTPR_1BK_4K MPTPR_PTP_DIV32 /* setting for 1 bank */
428
429/* refresh rate 7.8 us (= 64 ms / 8K = 31.2 / quad bursts) for 256 MBit */
430#define CFG_MPTPR_2BK_8K MPTPR_PTP_DIV8 /* setting for 2 banks */
431#define CFG_MPTPR_1BK_8K MPTPR_PTP_DIV16 /* setting for 1 bank */
432
433/*
434 * MAMR settings for SDRAM
435 */
436
437/* 8 column SDRAM */
438#define CFG_MAMR_8COL ((CFG_MAMR_PTA << MAMR_PTA_SHIFT) | MAMR_PTAE | \
439 MAMR_AMA_TYPE_0 | MAMR_DSA_1_CYCL | MAMR_G0CLA_A11 | \
440 MAMR_RLFA_1X | MAMR_WLFA_1X | MAMR_TLFA_4X)
441/* 9 column SDRAM */
442#define CFG_MAMR_9COL ((CFG_MAMR_PTA << MAMR_PTA_SHIFT) | MAMR_PTAE | \
443 MAMR_AMA_TYPE_1 | MAMR_DSA_1_CYCL | MAMR_G0CLA_A10 | \
444 MAMR_RLFA_1X | MAMR_WLFA_1X | MAMR_TLFA_4X)
445
446
447/*
448 * Internal Definitions
449 *
450 * Boot Flags
451 */
452#define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */
453#define BOOTFLAG_WARM 0x02 /* Software reboot */
454
455#undef CONFIG_SCC1_ENET
456#define CONFIG_FEC_ENET
457/* #define CONFIG_ETHPRIME "FEC ETHERNET" */
458
459#endif /* __CONFIG_H */