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Wolfgang Denk72fdb6c2005-08-15 15:55:00 +02001/*
2 * (C) Copyright 2000-2004
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 * Dan Malek, Embedded Edge, LLC, dan@embeddededge.com
26 * U-Boot port on STx XTc 8xx board
27 * Mostly copied from Panto's NETTA2 board.
28 */
29
30#ifndef __CONFIG_H
31#define __CONFIG_H
32
33/*
34 * High Level Configuration Options
35 * (easy to change)
36 */
37
38#define CONFIG_MPC875 1 /* This is a MPC875 CPU */
39#define CONFIG_STXXTC 1 /* ...on a STx XTc board */
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
Wolfgang Denk969542b2005-09-13 00:12:33 +020045#define CONFIG_BAUDRATE 115200 /* console baudrate = 115.2kbps */
Wolfgang Denk72fdb6c2005-08-15 15:55:00 +020046
47#define CONFIG_XIN 10000000 /* 10 MHz input xtal */
48
49/* Select one of few clock rates defined later in this file.
50*/
51/* #define MPC8XX_HZ 50000000 */
52#define MPC8XX_HZ 66666666
53
54#define CONFIG_8xx_GCLK_FREQ MPC8XX_HZ
55
56#if 0
57#define CONFIG_BOOTDELAY -1 /* autoboot disabled */
58#else
59#define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */
60#endif
61
62#undef CONFIG_CLOCKS_IN_MHZ /* clocks NOT passsed to Linux in MHz */
63
64#undef CONFIG_BOOTARGS
65#define CONFIG_BOOTCOMMAND \
66 "tftpboot; " \
67 "setenv bootargs root=/dev/nfs rw nfsroot=${serverip}:${rootpath} " \
68 "ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}:${hostname}::off; " \
69 "bootm"
70
71#define CONFIG_AUTOSCRIPT
72#define CONFIG_LOADS_ECHO 0 /* echo off for serial download */
73#undef CFG_LOADS_BAUD_CHANGE /* don't allow baudrate change */
74
75#undef CONFIG_WATCHDOG /* watchdog disabled */
76
77#define CONFIG_STATUS_LED 1 /* Status LED enabled */
78#define CONFIG_BOARD_SPECIFIC_LED /* version has board specific leds */
79
80#define CONFIG_BOOTP_MASK (CONFIG_BOOTP_DEFAULT | CONFIG_BOOTP_BOOTFILESIZE | CONFIG_BOOTP_NISDOMAIN)
81
82#undef CONFIG_MAC_PARTITION
83#undef CONFIG_DOS_PARTITION
84
85#define CONFIG_RTC_MPC8xx /* use internal RTC of MPC8xx */
86
87#define CONFIG_NET_MULTI 1 /* the only way to get the FEC in */
88#define FEC_ENET 1 /* eth.c needs it that way... */
89#undef CFG_DISCOVER_PHY
90#define CONFIG_MII 1
91#undef CONFIG_RMII
92
93#define CONFIG_ETHER_ON_FEC1 1
94#define CONFIG_FEC1_PHY 1 /* phy address of FEC */
95#undef CONFIG_FEC1_PHY_NORXERR
96
97#define CONFIG_ETHER_ON_FEC2 1
98#define CONFIG_FEC2_PHY 3
99#undef CONFIG_FEC2_PHY_NORXERR
100
101#define CONFIG_ENV_OVERWRITE 1 /* allow modification of vendor params */
102
103#define CONFIG_COMMANDS ( CONFIG_CMD_DFL | \
104 CFG_CMD_NAND | \
105 CFG_CMD_DHCP | \
106 CFG_CMD_PING | \
107 CFG_CMD_MII | \
108 CFG_CMD_NFS)
109
110#define CONFIG_BOARD_EARLY_INIT_F 1
111#define CONFIG_MISC_INIT_R
112
113/* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */
114#include <cmd_confdefs.h>
115
116/*
117 * Miscellaneous configurable options
118 */
119#define CFG_LONGHELP /* undef to save memory */
120#define CFG_PROMPT "xtc> " /* Monitor Command Prompt */
121
122#define CFG_HUSH_PARSER 1
123#define CFG_PROMPT_HUSH_PS2 "> "
124
125#if (CONFIG_COMMANDS & CFG_CMD_KGDB)
126#define CFG_CBSIZE 1024 /* Console I/O Buffer Size */
127#else
128#define CFG_CBSIZE 256 /* Console I/O Buffer Size */
129#endif
130#define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print Buffer Size */
131#define CFG_MAXARGS 16 /* max number of command args */
132#define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */
133
134#define CFG_MEMTEST_START 0x0300000 /* memtest works on */
135#define CFG_MEMTEST_END 0x0700000 /* 3 ... 7 MB in DRAM */
136
137#define CFG_LOAD_ADDR 0x100000 /* default load address */
138
139#define CFG_HZ 1000 /* decrementer freq: 1 ms ticks */
140
141#define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 }
142
143/*
144 * Low Level Configuration Settings
145 * (address mappings, register initial values, etc.)
146 * You should know what you are doing if you make changes here.
147 */
148/*-----------------------------------------------------------------------
149 * Internal Memory Mapped Register
150 */
151#define CFG_IMMR 0xFF000000
152
153/*-----------------------------------------------------------------------
154 * Definitions for initial stack pointer and data area (in DPRAM)
155 */
156#define CFG_INIT_RAM_ADDR CFG_IMMR
157#define CFG_INIT_RAM_END 0x3000 /* End of used area in DPRAM */
158#define CFG_GBL_DATA_SIZE 64 /* size in bytes reserved for initial data */
159#define CFG_GBL_DATA_OFFSET (CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE)
160#define CFG_INIT_SP_OFFSET CFG_GBL_DATA_OFFSET
161
162/*-----------------------------------------------------------------------
163 * Start addresses for the final memory configuration
164 * (Set up by the startup code)
165 * Please note that CFG_SDRAM_BASE _must_ start at 0
166 */
167#define CFG_SDRAM_BASE 0x00000000
168#define CFG_FLASH_BASE 0x40000000
169#if defined(DEBUG)
170#define CFG_MONITOR_LEN (256 << 10) /* Reserve 256 kB for Monitor */
171#else
172#define CFG_MONITOR_LEN (192 << 10) /* Reserve 192 kB for Monitor */
173#endif
174
175/* yes this is weird, I know :) */
176#define CFG_MONITOR_BASE (CFG_FLASH_BASE | 0x00F00000)
177#define CFG_MALLOC_LEN (128 << 10) /* Reserve 128 kB for malloc() */
178
179#define CFG_RESET_ADDRESS 0x80000000
180
181/*
182 * For booting Linux, the board info and command line data
183 * have to be in the first 8 MB of memory, since this is
184 * the maximum mapped by the Linux kernel during initialization.
185 */
186#define CFG_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
187
188/*-----------------------------------------------------------------------
189 * FLASH organization
190 */
191#define CFG_ENV_IS_IN_FLASH 1
192#define CFG_ENV_SECT_SIZE 0x10000
193
194#define CFG_ENV_ADDR (CFG_FLASH_BASE + 0x00000000)
195#define CFG_ENV_OFFSET 0
196#define CFG_ENV_SIZE 0x4000
197
198#define CFG_ENV_ADDR_REDUND (CFG_FLASH_BASE + 0x00010000)
199#define CFG_ENV_OFFSET_REDUND 0
200#define CFG_ENV_SIZE_REDUND CFG_ENV_SIZE
201
202#define CFG_FLASH_CFI 1
203#define CFG_FLASH_CFI_DRIVER 1
204#undef CFG_FLASH_USE_BUFFER_WRITE /* use buffered writes (20x faster) */
205#define CFG_MAX_FLASH_SECT 128 /* max number of sectors on one chip */
206#define CFG_MAX_FLASH_BANKS 2 /* max number of memory banks */
207
208#define CFG_FLASH_BANKS_LIST { CFG_FLASH_BASE, CFG_FLASH_BASE + 0x2000000 }
209
210#define CFG_FLASH_PROTECTION
211
212/*-----------------------------------------------------------------------
213 * Cache Configuration
214 */
215#define CFG_CACHELINE_SIZE 16 /* For all MPC8xx CPUs */
216#if (CONFIG_COMMANDS & CFG_CMD_KGDB)
217#define CFG_CACHELINE_SHIFT 4 /* log base 2 of the above value */
218#endif
219
220/*-----------------------------------------------------------------------
221 * SYPCR - System Protection Control 11-9
222 * SYPCR can only be written once after reset!
223 *-----------------------------------------------------------------------
224 * Software & Bus Monitor Timer max, Bus Monitor enable, SW Watchdog freeze
225 */
226#if defined(CONFIG_WATCHDOG)
227#define CFG_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | \
228 SYPCR_SWE | SYPCR_SWRI| SYPCR_SWP)
229#else
230#define CFG_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | SYPCR_SWP)
231#endif
232
233/*-----------------------------------------------------------------------
234 * SIUMCR - SIU Module Configuration 11-6
235 *-----------------------------------------------------------------------
236 * PCMCIA config., multi-function pin tri-state
237 */
238#define CFG_SIUMCR (SIUMCR_DBGC00 | SIUMCR_DBPC00 | SIUMCR_MLRC01 | SIUMCR_FRC | SIUMCR_GB5E)
239
240/*-----------------------------------------------------------------------
241 * TBSCR - Time Base Status and Control 11-26
242 *-----------------------------------------------------------------------
243 * Clear Reference Interrupt Status, Timebase freezing enabled
244 */
245#define CFG_TBSCR (TBSCR_REFA | TBSCR_REFB | TBSCR_TBF)
246
247/*-----------------------------------------------------------------------
248 * RTCSC - Real-Time Clock Status and Control Register 11-27
249 *-----------------------------------------------------------------------
250 */
251#define CFG_RTCSC (RTCSC_SEC | RTCSC_ALR | RTCSC_RTF| RTCSC_RTE)
252
253/*-----------------------------------------------------------------------
254 * PISCR - Periodic Interrupt Status and Control 11-31
255 *-----------------------------------------------------------------------
256 * Clear Periodic Interrupt Status, Interrupt Timer freezing enabled
257 */
258#define CFG_PISCR (PISCR_PS | PISCR_PITF)
259
260/*-----------------------------------------------------------------------
261 * PLPRCR - PLL, Low-Power, and Reset Control Register 15-30
262 *-----------------------------------------------------------------------
263 * Reset PLL lock status sticky bit, timer expired status bit and timer
264 * interrupt status bit
265 *
266 */
267
268#if CONFIG_XIN == 10000000
269
270#if MPC8XX_HZ == 50000000
271#define CFG_PLPRCR ((0 << PLPRCR_MFN_SHIFT) | (0 << PLPRCR_MFD_SHIFT) | \
272 (1 << PLPRCR_S_SHIFT) | (10 << PLPRCR_MFI_SHIFT) | (0 << PLPRCR_PDF_SHIFT) | \
273 PLPRCR_TEXPS)
274#elif MPC8XX_HZ == 66666666
275#define CFG_PLPRCR ((1 << PLPRCR_MFN_SHIFT) | (2 << PLPRCR_MFD_SHIFT) | \
276 (1 << PLPRCR_S_SHIFT) | (13 << PLPRCR_MFI_SHIFT) | (0 << PLPRCR_PDF_SHIFT) | \
277 PLPRCR_TEXPS)
278#else
279#error unsupported CPU freq for XIN = 10MHz
280#endif
281#else
282#error unsupported freq for XIN (must be 10MHz)
283#endif
284
285
286/*
287 *-----------------------------------------------------------------------
288 * SCCR - System Clock and reset Control Register 15-27
289 *-----------------------------------------------------------------------
290 * Set clock output, timebase and RTC source and divider,
291 * power management and some other internal clocks
292 *
293 * Note: When TBS == 0 the timebase is independent of current cpu clock.
294 */
295
296#define SCCR_MASK SCCR_EBDF11
297#if MPC8XX_HZ > 66666666
298#define CFG_SCCR (/* SCCR_TBS | */ SCCR_CRQEN | \
299 SCCR_COM00 | SCCR_DFSYNC00 | SCCR_DFBRG00 | \
300 SCCR_DFNL000 | SCCR_DFNH000 | SCCR_DFLCD000 | \
301 SCCR_DFALCD00 | SCCR_EBDF01)
302#else
303#define CFG_SCCR (/* SCCR_TBS | */ SCCR_CRQEN | \
304 SCCR_COM00 | SCCR_DFSYNC00 | SCCR_DFBRG00 | \
305 SCCR_DFNL000 | SCCR_DFNH000 | SCCR_DFLCD000 | \
306 SCCR_DFALCD00)
307#endif
308
309/*-----------------------------------------------------------------------
310 *
311 *-----------------------------------------------------------------------
312 *
313 */
314/*#define CFG_DER 0x2002000F*/
315#define CFG_DER 0
316
317/*
318 * Init Memory Controller:
319 *
320 * BR0/1 and OR0/1 (FLASH)
321 */
322
323#define FLASH_BASE0_PRELIM 0x40000000 /* FLASH bank #0 */
324#define FLASH_BASE1_PRELIM 0x42000000 /* FLASH bank #1 */
325
326/* used to re-map FLASH both when starting from SRAM or FLASH:
327 * restrict access enough to keep SRAM working (if any)
328 * but not too much to meddle with FLASH accesses
329 */
330
331#define FLASH_BANK_MAX_SIZE 0x01000000 /* max size per chip */
332
333#define CFG_REMAP_OR_AM 0x80000000
334#define CFG_PRELIM_OR_AM (0xFFFFFFFFLU & ~(FLASH_BANK_MAX_SIZE - 1))
335
336/* FLASH timing: ACS = 11, TRLX = 0, CSNT = 1, SCY = 5, EHTR = 1 */
337#define CFG_OR_TIMING_FLASH (OR_CSNT_SAM | OR_BI | OR_SCY_5_CLK | OR_TRLX)
338
339#define CFG_OR0_REMAP (CFG_REMAP_OR_AM | CFG_OR_TIMING_FLASH)
340#define CFG_OR0_PRELIM (CFG_PRELIM_OR_AM | CFG_OR_TIMING_FLASH)
341#define CFG_BR0_PRELIM ((FLASH_BASE0_PRELIM & BR_BA_MSK) | BR_PS_16 | BR_V )
342
343#define CFG_OR1_PRELIM ((0xFFFFFFFFLU & ~(FLASH_BANK_MAX_SIZE - 1)) | CFG_OR_TIMING_FLASH)
344#define CFG_BR1_PRELIM ((FLASH_BASE1_PRELIM & BR_BA_MSK) | BR_PS_16 | BR_V )
345
346/*
347 * BR4 and OR4 (SDRAM)
348 *
349 */
350#define SDRAM_BASE1_PRELIM 0x00000000 /* SDRAM bank #0 */
351#define SDRAM_MAX_SIZE (256 << 20) /* max 256MB per bank */
352
353/* SDRAM timing: Multiplexed addresses, GPL5 output to GPL5_A (don't care) */
354#define CFG_OR_TIMING_SDRAM (OR_CSNT_SAM | OR_G5LS)
355
356#define CFG_OR4_PRELIM ((0xFFFFFFFFLU & ~(SDRAM_MAX_SIZE - 1)) | CFG_OR_TIMING_SDRAM)
357#define CFG_BR4_PRELIM ((SDRAM_BASE1_PRELIM & BR_BA_MSK) | BR_MS_UPMA | BR_PS_32 | BR_V)
358
359/*
360 * Memory Periodic Timer Prescaler
361 */
362
363/*
364 * Memory Periodic Timer Prescaler
365 *
366 * The Divider for PTA (refresh timer) configuration is based on an
367 * example SDRAM configuration (64 MBit, one bank). The adjustment to
368 * the number of chip selects (NCS) and the actually needed refresh
369 * rate is done by setting MPTPR.
370 *
371 * PTA is calculated from
372 * PTA = (gclk * Trefresh) / ((2 ^ (2 * DFBRG)) * PTP * NCS)
373 *
374 * gclk CPU clock (not bus clock!)
375 * Trefresh Refresh cycle * 4 (four word bursts used)
376 *
377 * 4096 Rows from SDRAM example configuration
378 * 1000 factor s -> ms
379 * 32 PTP (pre-divider from MPTPR) from SDRAM example configuration
380 * 4 Number of refresh cycles per period
381 * 64 Refresh cycle in ms per number of rows
382 * --------------------------------------------
383 * Divider = 4096 * 32 * 1000 / (4 * 64) = 512000
384 *
385 * 50 MHz => 50.000.000 / Divider = 98
386 * 66 Mhz => 66.000.000 / Divider = 129
387 * 80 Mhz => 80.000.000 / Divider = 156
388 */
389
390#define CFG_MAMR_PTA 234
391
392/*
393 * For 16 MBit, refresh rates could be 31.3 us
394 * (= 64 ms / 2K = 125 / quad bursts).
395 * For a simpler initialization, 15.6 us is used instead.
396 *
397 * #define CFG_MPTPR_2BK_2K MPTPR_PTP_DIV32 for 2 banks
398 * #define CFG_MPTPR_1BK_2K MPTPR_PTP_DIV64 for 1 bank
399 */
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
416/* 9 column SDRAM */
417#define CFG_MAMR_9COL ((CFG_MAMR_PTA << MAMR_PTA_SHIFT) | MAMR_PTAE | \
418 MAMR_AMA_TYPE_1 | MAMR_DSA_1_CYCL | MAMR_G0CLA_A10 | \
419 MAMR_RLFA_1X | MAMR_WLFA_1X | MAMR_TLFA_4X)
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#define CONFIG_LAST_STAGE_INIT /* needed to reset the damn phys */
430
431/****************************************************************/
432
433#define NAND_SIZE 0x00010000 /* 64K */
434#define NAND_BASE 0xF1000000
435
436/****************************************************************/
437
438/* NAND */
439#define CFG_NAND_BASE NAND_BASE
440#define CONFIG_MTD_NAND_ECC_JFFS2
441#define CONFIG_MTD_NAND_VERIFY_WRITE
442#define CONFIG_MTD_NAND_UNSAFE
443
444#define CFG_MAX_NAND_DEVICE 1
445#undef NAND_NO_RB
446
447#define SECTORSIZE 512
448#define ADDR_COLUMN 1
449#define ADDR_PAGE 2
450#define ADDR_COLUMN_PAGE 3
451#define NAND_ChipID_UNKNOWN 0x00
452#define NAND_MAX_FLOORS 1
453#define NAND_MAX_CHIPS 1
454
455/* ALE = PC15, CLE = PB23, CE = PA7, F_RY_BY = PA6 */
456#define NAND_DISABLE_CE(nand) \
457 do { \
458 (((volatile immap_t *)CFG_IMMR)->im_ioport.iop_padat) |= (1 << (15 - 7)); \
459 } while(0)
460
461#define NAND_ENABLE_CE(nand) \
462 do { \
463 (((volatile immap_t *)CFG_IMMR)->im_ioport.iop_padat) &= ~(1 << (15 - 7)); \
464 } while(0)
465
466#define NAND_CTL_CLRALE(nandptr) \
467 do { \
468 (((volatile immap_t *)CFG_IMMR)->im_ioport.iop_pcdat) &= ~(1 << (15 - 15)); \
469 } while(0)
470
471#define NAND_CTL_SETALE(nandptr) \
472 do { \
473 (((volatile immap_t *)CFG_IMMR)->im_ioport.iop_pcdat) |= (1 << (15 - 15)); \
474 } while(0)
475
476#define NAND_CTL_CLRCLE(nandptr) \
477 do { \
478 (((volatile immap_t *)CFG_IMMR)->im_cpm.cp_pbdat) &= ~(1 << (31 - 23)); \
479 } while(0)
480
481#define NAND_CTL_SETCLE(nandptr) \
482 do { \
483 (((volatile immap_t *)CFG_IMMR)->im_cpm.cp_pbdat) |= (1 << (31 - 23)); \
484 } while(0)
485
486#ifndef NAND_NO_RB
487#define NAND_WAIT_READY(nand) \
488 do { \
489 int _tries = 0; \
490 while ((((volatile immap_t *)CFG_IMMR)->im_ioport.iop_padat & (1 << (15 - 6))) == 0) \
491 if (++_tries > 100000) \
492 break; \
493 } while (0)
494#else
495#define NAND_WAIT_READY(nand) udelay(12)
496#endif
497
498#define WRITE_NAND_COMMAND(d, adr) \
499 do { \
500 *(volatile unsigned char *)((unsigned long)(adr)) = (unsigned char)(d); \
501 } while(0)
502
503#define WRITE_NAND_ADDRESS(d, adr) \
504 do { \
505 *(volatile unsigned char *)((unsigned long)(adr)) = (unsigned char)(d); \
506 } while(0)
507
508#define WRITE_NAND(d, adr) \
509 do { \
510 *(volatile unsigned char *)((unsigned long)(adr)) = (unsigned char)(d); \
511 } while(0)
512
513#define READ_NAND(adr) \
514 ((unsigned char)(*(volatile unsigned char *)(unsigned long)(adr)))
515
516/*****************************************************************************/
517
518#define CFG_DIRECT_FLASH_TFTP
519#define CFG_DIRECT_NAND_TFTP
520
521/*****************************************************************************/
522
523/* Status Leds are on the MODCK pins, which become the PCMCIA PGCRB,
524 * CxOE and CxRESET. We use the CxOE.
525 */
526#define STATUS_LED_BIT 0x00000080 /* bit 24 */
527
528#define STATUS_LED_PERIOD (CFG_HZ / 2)
529#define STATUS_LED_STATE STATUS_LED_BLINKING
530
531#define STATUS_LED_ACTIVE 0 /* LED on for bit == 0 */
532#define STATUS_LED_BOOT 0 /* LED 0 used for boot status */
533
534#ifndef __ASSEMBLY__
535
536/* LEDs */
537
538/* led_id_t is unsigned int mask */
539typedef unsigned int led_id_t;
540
541#define __led_toggle(_msk) \
542 do { \
543 ((volatile immap_t *)CFG_IMMR)->im_pcmcia.pcmc_pgcrb ^= (_msk); \
544 } while(0)
545
546#define __led_set(_msk, _st) \
547 do { \
548 if ((_st)) \
549 ((volatile immap_t *)CFG_IMMR)->im_pcmcia.pcmc_pgcrb |= (_msk); \
550 else \
551 ((volatile immap_t *)CFG_IMMR)->im_pcmcia.pcmc_pgcrb &= ~(_msk); \
552 } while(0)
553
554#define __led_init(msk, st) __led_set(msk, st)
555
556#endif
557
558/******************************************************************************/
559
560#define CFG_CONSOLE_IS_IN_ENV 1
561#define CFG_CONSOLE_OVERWRITE_ROUTINE 1
562#define CFG_CONSOLE_ENV_OVERWRITE 1
563
564/******************************************************************************/
565
566/* use board specific hardware */
567#undef CONFIG_WATCHDOG /* watchdog disabled */
568#define CONFIG_HW_WATCHDOG
569#define CONFIG_SHOW_ACTIVITY
570
571/*****************************************************************************/
572
573#define CONFIG_AUTO_COMPLETE 1
574#define CONFIG_CRC32_VERIFY 1
575#define CONFIG_HUSH_OLD_PARSER_COMPATIBLE 1
576
Wolfgang Denkdfb18422005-10-13 01:49:09 +0200577/*****************************************************************************/
Wolfgang Denk72fdb6c2005-08-15 15:55:00 +0200578
Wolfgang Denkdfb18422005-10-13 01:49:09 +0200579/* pass open firmware flat tree */
580#define CONFIG_OF_FLAT_TREE 1
581
582/* maximum size of the flat tree (8K) */
583#define OF_FLAT_TREE_MAX_SIZE 8192
Wolfgang Denk72fdb6c2005-08-15 15:55:00 +0200584
Wolfgang Denkdfb18422005-10-13 01:49:09 +0200585#define OF_CPU "PowerPC,MPC870@0"
586#define OF_TBCLK (MPC8XX_HZ / 16)
Kumar Gala4ce14312006-01-11 13:49:31 -0600587#define CONFIG_OF_HAS_BD_T 1
588#define CONFIG_OF_HAS_UBOOT_ENV 1
Wolfgang Denk72fdb6c2005-08-15 15:55:00 +0200589
590#endif /* __CONFIG_H */