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wdenk0f8c9762002-08-19 11:57:05 +00001/*
wdenk414eec32005-04-02 22:37:54 +00002 * (C) Copyright 2001-2005
wdenk0f8c9762002-08-19 11:57:05 +00003 * 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_C2MON 1 /* ...on a C2MON module */
38
39#define CONFIG_80MHz 1 /* Running at 5 * 16 = 80 MHz */
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#define CONFIG_BAUDRATE 115200 /* console baudrate = 115kbps */
45#if 0
46#define CONFIG_BOOTDELAY -1 /* autoboot disabled */
47#else
48#define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */
49#endif
50
51#define CONFIG_CLOCKS_IN_MHZ 1 /* clocks passsed to Linux in MHz */
52
53#define CONFIG_PREBOOT "echo;echo Type \"run flash_nfs\" to mount root filesystem over NFS;echo"
54
55#undef CONFIG_BOOTARGS
56#define CONFIG_BOOTCOMMAND \
57 "bootp; " \
Wolfgang Denkfe126d82005-11-20 21:40:11 +010058 "setenv bootargs root=/dev/nfs rw nfsroot=${serverip}:${rootpath} " \
59 "ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}:${hostname}::off; " \
wdenk0f8c9762002-08-19 11:57:05 +000060 "bootm"
61
62#define CONFIG_LOADS_ECHO 1 /* echo on for serial download */
63#undef CFG_LOADS_BAUD_CHANGE /* don't allow baudrate change */
64
65#undef CONFIG_WATCHDOG /* watchdog disabled */
66
67#undef CONFIG_STATUS_LED /* Status LED disabled */
68
69#undef CONFIG_CAN_DRIVER /* CAN Driver support disabled */
70
Jon Loeliger2fd90ce2007-07-09 21:48:26 -050071/*
72 * BOOTP options
73 */
74#define CONFIG_BOOTP_SUBNETMASK
75#define CONFIG_BOOTP_GATEWAY
76#define CONFIG_BOOTP_HOSTNAME
77#define CONFIG_BOOTP_BOOTPATH
78#define CONFIG_BOOTP_BOOTFILESIZE
79
wdenk0f8c9762002-08-19 11:57:05 +000080
81#define CONFIG_MAC_PARTITION
82#define CONFIG_DOS_PARTITION
83
84#define CONFIG_FEC_ENET 1 /* Use Fast Ethernet Controller */
85
86#define CONFIG_RTC_MPC8xx /* use internal RTC of MPC8xx */
87
wdenk0f8c9762002-08-19 11:57:05 +000088
Jon Loeliger37e4f242007-07-04 22:31:56 -050089/*
90 * Command line configuration.
91 */
92#include <config_cmd_default.h>
93
94#define CONFIG_CMD_DATE
95#define CONFIG_CMD_DHCP
96#define CONFIG_CMD_IDE
97#define CONFIG_CMD_NFS
98#define CONFIG_CMD_SNTP
99
wdenk0f8c9762002-08-19 11:57:05 +0000100
101/*
102 * Miscellaneous configurable options
103 */
104#define CFG_LONGHELP /* undef to save memory */
105#define CFG_PROMPT "=> " /* Monitor Command Prompt */
106
107#undef CFG_HUSH_PARSER /* use "hush" command parser */
108#ifdef CFG_HUSH_PARSER
109#define CFG_PROMPT_HUSH_PS2 "> "
110#endif
111
Jon Loeliger37e4f242007-07-04 22:31:56 -0500112#if defined(CONFIG_CMD_KGDB)
wdenk0f8c9762002-08-19 11:57:05 +0000113#define CFG_CBSIZE 1024 /* Console I/O Buffer Size */
114#else
115#define CFG_CBSIZE 256 /* Console I/O Buffer Size */
116#endif
117#define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print Buffer Size */
118#define CFG_MAXARGS 16 /* max number of command args */
119#define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */
120
121#define CFG_MEMTEST_START 0x0400000 /* memtest works on */
122#define CFG_MEMTEST_END 0x0C00000 /* 4 ... 12 MB in DRAM */
123
124#define CFG_LOAD_ADDR 0x100000 /* default load address */
125
126#define CFG_HZ 1000 /* decrementer freq: 1 ms ticks */
127
128#define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 }
129
130/*
131 * Low Level Configuration Settings
132 * (address mappings, register initial values, etc.)
133 * You should know what you are doing if you make changes here.
134 */
135/*-----------------------------------------------------------------------
136 * Internal Memory Mapped Register
137 */
138#define CFG_IMMR 0xFFF00000
139
140/*-----------------------------------------------------------------------
141 * Definitions for initial stack pointer and data area (in DPRAM)
142 */
143#define CFG_INIT_RAM_ADDR CFG_IMMR
144#define CFG_INIT_RAM_END 0x2F00 /* End of used area in DPRAM */
145#define CFG_GBL_DATA_SIZE 64 /* size in bytes reserved for initial data */
146#define CFG_GBL_DATA_OFFSET (CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE)
147#define CFG_INIT_SP_OFFSET CFG_GBL_DATA_OFFSET
148
149/*-----------------------------------------------------------------------
150 * Start addresses for the final memory configuration
151 * (Set up by the startup code)
152 * Please note that CFG_SDRAM_BASE _must_ start at 0
153 */
154#define CFG_SDRAM_BASE 0x00000000
155#define CFG_FLASH_BASE 0x40000000
156#if defined(DEBUG)
157#define CFG_MONITOR_LEN (256 << 10) /* Reserve 256 kB for Monitor */
158#else
159#define CFG_MONITOR_LEN (192 << 10) /* Reserve 192 kB for Monitor */
160#endif
161#define CFG_MONITOR_BASE CFG_FLASH_BASE
162#define CFG_MALLOC_LEN (128 << 10) /* Reserve 128 kB for malloc() */
163
164/*
165 * For booting Linux, the board info and command line data
166 * have to be in the first 8 MB of memory, since this is
167 * the maximum mapped by the Linux kernel during initialization.
168 */
169#define CFG_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
170
171/*-----------------------------------------------------------------------
172 * FLASH organization
173 */
174#define CFG_MAX_FLASH_BANKS 2 /* max number of memory banks */
175#define CFG_MAX_FLASH_SECT 67 /* max number of sectors on one chip */
176
177#define CFG_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase (in ms) */
178#define CFG_FLASH_WRITE_TOUT 500 /* Timeout for Flash Write (in ms) */
179
180#define CFG_ENV_IS_IN_FLASH 1
181#define CFG_ENV_OFFSET 0x8000 /* Offset of Environment Sector */
182#define CFG_ENV_SIZE 0x4000 /* Total Size of Environment Sector */
183
184/*-----------------------------------------------------------------------
185 * Cache Configuration
186 */
187#define CFG_CACHELINE_SIZE 16 /* For all MPC8xx CPUs */
Jon Loeliger37e4f242007-07-04 22:31:56 -0500188#if defined(CONFIG_CMD_KGDB)
wdenk0f8c9762002-08-19 11:57:05 +0000189#define CFG_CACHELINE_SHIFT 4 /* log base 2 of the above value */
190#endif
191
192/*-----------------------------------------------------------------------
193 * SYPCR - System Protection Control 11-9
194 * SYPCR can only be written once after reset!
195 *-----------------------------------------------------------------------
196 * Software & Bus Monitor Timer max, Bus Monitor enable, SW Watchdog freeze
197 */
198#if defined(CONFIG_WATCHDOG)
199#define CFG_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | \
200 SYPCR_SWE | SYPCR_SWRI| SYPCR_SWP)
201#else
202#define CFG_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | SYPCR_SWP)
203#endif
204
205/*-----------------------------------------------------------------------
206 * SIUMCR - SIU Module Configuration 11-6
207 *-----------------------------------------------------------------------
208 * PCMCIA config., multi-function pin tri-state
209 */
210#ifndef CONFIG_CAN_DRIVER
211#define CFG_SIUMCR (SIUMCR_DBGC00 | SIUMCR_DBPC00 | SIUMCR_MLRC01)
212#else /* we must activate GPL5 in the SIUMCR for CAN */
213#define CFG_SIUMCR (SIUMCR_DBGC11 | SIUMCR_DBPC00 | SIUMCR_MLRC01)
214#endif /* CONFIG_CAN_DRIVER */
215
216/*-----------------------------------------------------------------------
217 * TBSCR - Time Base Status and Control 11-26
218 *-----------------------------------------------------------------------
219 * Clear Reference Interrupt Status, Timebase freezing enabled
220 */
221#define CFG_TBSCR (TBSCR_REFA | TBSCR_REFB | TBSCR_TBF)
222
223/*-----------------------------------------------------------------------
224 * RTCSC - Real-Time Clock Status and Control Register 11-27
225 *-----------------------------------------------------------------------
226 */
227#define CFG_RTCSC (RTCSC_SEC | RTCSC_ALR | RTCSC_RTF| RTCSC_RTE)
228
229/*-----------------------------------------------------------------------
230 * PISCR - Periodic Interrupt Status and Control 11-31
231 *-----------------------------------------------------------------------
232 * Clear Periodic Interrupt Status, Interrupt Timer freezing enabled
233 */
234#define CFG_PISCR (PISCR_PS | PISCR_PITF)
235
236/*-----------------------------------------------------------------------
237 * PLPRCR - PLL, Low-Power, and Reset Control Register 15-30
238 *-----------------------------------------------------------------------
239 * Reset PLL lock status sticky bit, timer expired status bit and timer
240 * interrupt status bit
241 *
242 * If this is a 80 MHz CPU, set PLL multiplication factor to 5 (5*16=80)!
243 */
244#ifdef CONFIG_80MHz /* for 80 MHz, we use a 16 MHz clock * 5 */
245#define CFG_PLPRCR \
246 ( (5-1)<<PLPRCR_MF_SHIFT | PLPRCR_TEXPS | PLPRCR_TMIST )
247#else /* up to 50 MHz we use a 1:1 clock */
248#define CFG_PLPRCR (PLPRCR_SPLSS | PLPRCR_TEXPS | PLPRCR_TMIST)
249#endif /* CONFIG_80MHz */
250
251/*-----------------------------------------------------------------------
252 * SCCR - System Clock and reset Control Register 15-27
253 *-----------------------------------------------------------------------
254 * Set clock output, timebase and RTC source and divider,
255 * power management and some other internal clocks
256 */
257#define SCCR_MASK SCCR_EBDF11
258#ifdef CONFIG_80MHz /* for 80 MHz, we use a 16 MHz clock * 5 */
259#define CFG_SCCR (/* SCCR_TBS | */ \
260 SCCR_COM00 | SCCR_DFSYNC00 | SCCR_DFBRG00 | \
261 SCCR_DFNL000 | SCCR_DFNH000 | SCCR_DFLCD000 | \
262 SCCR_DFALCD00)
263#else /* up to 50 MHz we use a 1:1 clock */
264#define CFG_SCCR (SCCR_TBS | \
265 SCCR_COM00 | SCCR_DFSYNC00 | SCCR_DFBRG00 | \
266 SCCR_DFNL000 | SCCR_DFNH000 | SCCR_DFLCD000 | \
267 SCCR_DFALCD00)
268#endif /* CONFIG_80MHz */
269
270/*-----------------------------------------------------------------------
271 * PCMCIA stuff
272 *-----------------------------------------------------------------------
273 *
274 */
275#define CFG_PCMCIA_MEM_ADDR (0xE0000000)
276#define CFG_PCMCIA_MEM_SIZE ( 64 << 20 )
277#define CFG_PCMCIA_DMA_ADDR (0xE4000000)
278#define CFG_PCMCIA_DMA_SIZE ( 64 << 20 )
279#define CFG_PCMCIA_ATTRB_ADDR (0xE8000000)
280#define CFG_PCMCIA_ATTRB_SIZE ( 64 << 20 )
281#define CFG_PCMCIA_IO_ADDR (0xEC000000)
282#define CFG_PCMCIA_IO_SIZE ( 64 << 20 )
283
284/*-----------------------------------------------------------------------
285 * PCMCIA Power Switch
286 *
287 * The C2MON uses a TPS2211A PC-Card Power-Interface Switch to
288 * control the voltages on the PCMCIA slot which is connected
289 * to Port C (all outputs) and Port B (Over-Current Input)
290 *-----------------------------------------------------------------------
291 */
292 /* Output pins */
293#define TPS2211_VCCD0 0x0002 /* PC.14 */
294#define TPS2211_VCCD1 0x0004 /* PC.13 */
295#define TPS2211_VPPD0 0x0008 /* PC.12 */
296#define TPS2211_VPPD1 0x0010 /* PC.11 */
297#define TPS2211_OUTPUTS ( TPS2211_VCCD0 | TPS2211_VCCD1 | \
298 TPS2211_VPPD0 | TPS2211_VPPD1 )
299
300 /* Input pins */
301#define TPS2211_OC 0x00000200 /* PB.22: Over-Current */
302#define TPS2211_INPUTS ( TPS2211_OC )
303
304/*-----------------------------------------------------------------------
305 * IDE/ATA stuff (Supports IDE harddisk on PCMCIA Adapter)
306 *-----------------------------------------------------------------------
307 */
308
309#define CONFIG_IDE_8xx_PCCARD 1 /* Use IDE with PC Card Adapter */
310
311#undef CONFIG_IDE_8xx_DIRECT /* Direct IDE not supported */
312#undef CONFIG_IDE_LED /* LED for ide not supported */
313#undef CONFIG_IDE_RESET /* reset for ide not supported */
314
315#define CFG_IDE_MAXBUS 1 /* max. 1 IDE bus */
316#define CFG_IDE_MAXDEVICE 1 /* max. 1 drive per IDE bus */
317
318#define CFG_ATA_IDE0_OFFSET 0x0000
319
320#define CFG_ATA_BASE_ADDR CFG_PCMCIA_MEM_ADDR
321
322/* Offset for data I/O */
323#define CFG_ATA_DATA_OFFSET (CFG_PCMCIA_MEM_SIZE + 0x320)
324
325/* Offset for normal register accesses */
326#define CFG_ATA_REG_OFFSET (2 * CFG_PCMCIA_MEM_SIZE + 0x320)
327
328/* Offset for alternate registers */
329#define CFG_ATA_ALT_OFFSET 0x0100
330
331
332/*-----------------------------------------------------------------------
333 *
334 *-----------------------------------------------------------------------
335 *
336 */
wdenk0f8c9762002-08-19 11:57:05 +0000337#define CFG_DER 0
338
339/*
340 * Init Memory Controller:
341 *
342 * BR0/1 and OR0/1 (FLASH)
343 */
344
345#define FLASH_BASE0_PRELIM 0x40000000 /* FLASH bank #0 */
346#define FLASH_BASE1_PRELIM 0x60000000 /* FLASH bank #0 */
347
348/* used to re-map FLASH both when starting from SRAM or FLASH:
349 * restrict access enough to keep SRAM working (if any)
350 * but not too much to meddle with FLASH accesses
351 */
352#define CFG_REMAP_OR_AM 0x80000000 /* OR addr mask */
353#define CFG_PRELIM_OR_AM 0xE0000000 /* OR addr mask */
354
355/* FLASH timing: ACS = 11, TRLX = 0, CSNT = 1, SCY = 5, EHTR = 1 */
356#define CFG_OR_TIMING_FLASH (OR_CSNT_SAM | OR_ACS_DIV2 | OR_BI | \
357 OR_SCY_5_CLK | OR_EHTR)
358
359#define CFG_OR0_REMAP (CFG_REMAP_OR_AM | CFG_OR_TIMING_FLASH)
360#define CFG_OR0_PRELIM (CFG_PRELIM_OR_AM | CFG_OR_TIMING_FLASH)
361#define CFG_BR0_PRELIM ((FLASH_BASE0_PRELIM & BR_BA_MSK) | BR_V )
362
363#define CFG_OR1_REMAP CFG_OR0_REMAP
364#define CFG_OR1_PRELIM CFG_OR0_PRELIM
365#define CFG_BR1_PRELIM ((FLASH_BASE1_PRELIM & BR_BA_MSK) | BR_V )
366
367/*
368 * BR2/3 and OR2/3 (SDRAM)
369 *
370 */
371#define SDRAM_BASE2_PRELIM 0x00000000 /* SDRAM bank #0 */
372#define SDRAM_BASE3_PRELIM 0x20000000 /* SDRAM bank #1 */
373#define SDRAM_MAX_SIZE 0x04000000 /* max 64 MB per bank */
374
375/* SDRAM timing: Multiplexed addresses, GPL5 output to GPL5_A (don't care) */
376#define CFG_OR_TIMING_SDRAM 0x00000A00
377
378#define CFG_OR2_PRELIM (CFG_PRELIM_OR_AM | CFG_OR_TIMING_SDRAM )
379#define CFG_BR2_PRELIM ((SDRAM_BASE2_PRELIM & BR_BA_MSK) | BR_MS_UPMA | BR_V )
380
381#ifndef CONFIG_CAN_DRIVER
382#define CFG_OR3_PRELIM CFG_OR2_PRELIM
383#define CFG_BR3_PRELIM ((SDRAM_BASE3_PRELIM & BR_BA_MSK) | BR_MS_UPMA | BR_V )
384#else /* CAN uses CS3#, so we can have only one SDRAM bank anyway */
385#define CFG_CAN_BASE 0xC0000000 /* CAN mapped at 0xC0000000 */
386#define CFG_CAN_OR_AM 0xFFFF8000 /* 32 kB address mask */
387#define CFG_OR3_CAN (CFG_CAN_OR_AM | OR_G5LA | OR_BI)
388#define CFG_BR3_CAN ((CFG_CAN_BASE & BR_BA_MSK) | \
389 BR_PS_8 | BR_MS_UPMB | BR_V )
390#endif /* CONFIG_CAN_DRIVER */
391
392/*
393 * Memory Periodic Timer Prescaler
394 */
395
396/* periodic timer for refresh */
397#define CFG_MAMR_PTA 97 /* start with divider for 100 MHz */
398
399/* refresh rate 15.6 us (= 64 ms / 4K = 62.4 / quad bursts) for <= 128 MBit */
400#define CFG_MPTPR_2BK_4K MPTPR_PTP_DIV16 /* setting for 2 banks */
401#define CFG_MPTPR_1BK_4K MPTPR_PTP_DIV32 /* setting for 1 bank */
402
403/* refresh rate 7.8 us (= 64 ms / 8K = 31.2 / quad bursts) for 256 MBit */
404#define CFG_MPTPR_2BK_8K MPTPR_PTP_DIV8 /* setting for 2 banks */
405#define CFG_MPTPR_1BK_8K MPTPR_PTP_DIV16 /* setting for 1 bank */
406
407/*
408 * MAMR settings for SDRAM
409 */
410
411/* 8 column SDRAM */
412#define CFG_MAMR_8COL ((CFG_MAMR_PTA << MAMR_PTA_SHIFT) | MAMR_PTAE | \
413 MAMR_AMA_TYPE_0 | MAMR_DSA_1_CYCL | MAMR_G0CLA_A11 | \
414 MAMR_RLFA_1X | MAMR_WLFA_1X | MAMR_TLFA_4X)
415/* 9 column SDRAM */
416#define CFG_MAMR_9COL ((CFG_MAMR_PTA << MAMR_PTA_SHIFT) | MAMR_PTAE | \
417 MAMR_AMA_TYPE_1 | MAMR_DSA_1_CYCL | MAMR_G0CLA_A10 | \
418 MAMR_RLFA_1X | MAMR_WLFA_1X | MAMR_TLFA_4X)
419
420
421/*
422 * Internal Definitions
423 *
424 * Boot Flags
425 */
426#define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */
427#define BOOTFLAG_WARM 0x02 /* Software reboot */
428
429#endif /* __CONFIG_H */