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wdenk0f8c9762002-08-19 11:57:05 +00001/*
2 * (C) Copyright 2001
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 * Workaround for layout bug on prototype board
33 */
34#define PCU_E_WITH_SWAPPED_CS 1
35
36/*
37 * High Level Configuration Options
38 * (easy to change)
39 */
40
41#define CONFIG_MPC860 1 /* This is a MPC860T CPU */
42#define CONFIG_MPC860T 1
43#define CONFIG_PCU_E 1 /* ...on a PCU E board */
44
45#define CONFIG_8xx_CONS_SMC1 1 /* Console is on SMC1 */
46
47#define CONFIG_BAUDRATE 9600
48#if 0
49#define CONFIG_BOOTDELAY -1 /* autoboot disabled */
50#else
51#define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */
52#endif
53
54#define CONFIG_CLOCKS_IN_MHZ 1 /* clocks passsed to Linux in MHz */
55
56#undef CONFIG_BOOTARGS
57#define CONFIG_BOOTCOMMAND \
58 "bootp;" \
59 "setenv bootargs root=/dev/nfs rw nfsroot=$(serverip):$(rootpath) " \
60 "ip=$(ipaddr):$(serverip):$(gatewayip):$(netmask):$(hostname)::off;" \
61 "bootm"
62
63#define CONFIG_LOADS_ECHO 1 /* echo on for serial download */
64#undef CFG_LOADS_BAUD_CHANGE /* don't allow baudrate change */
65
66#undef CONFIG_WATCHDOG /* watchdog disabled */
67
68#define CONFIG_STATUS_LED 1 /* Status LED enabled */
69
70#define CONFIG_PRAM 2048 /* reserve 2 MB "protected RAM" */
71
72#define CONFIG_RTC_MPC8xx /* use internal RTC of MPC8xx */
73
74#define CONFIG_SPI /* enable SPI driver */
75#define CONFIG_SPI_X /* 16 bit EEPROM addressing */
76
77#define CONFIG_HARD_I2C 1 /* I2C with hardware support */
78#define CFG_I2C_SPEED 400000 /* I2C speed and slave address */
79#define CFG_I2C_SLAVE 0x7F
80
81
82/* ----------------------------------------------------------------
83 * Offset to initial SPI buffers in DPRAM (used if the environment
84 * is in the SPI EEPROM): We need a 520 byte scratch DPRAM area to
85 * use at an early stage. It is used between the two initialization
86 * calls (spi_init_f() and spi_init_r()). The value 0xB00 makes it
87 * far enough from the start of the data area (as well as from the
88 * stack pointer).
89 * ---------------------------------------------------------------- */
90#define CFG_SPI_INIT_OFFSET 0xB00
91
92#define CONFIG_COMMANDS ( CONFIG_CMD_DFL | \
93 CFG_CMD_DATE | \
94 CFG_CMD_EEPROM | \
95 CFG_CMD_BSP )
96
97#define CONFIG_BOOTP_MASK \
98 ((CONFIG_BOOTP_DEFAULT | CONFIG_BOOTP_BOOTFILESIZE) & ~CONFIG_BOOTP_GATEWAY)
99
100/* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */
101#include <cmd_confdefs.h>
102
103/*----------------------------------------------------------------------*/
104
105/*
106 * Miscellaneous configurable options
107 */
108#define CFG_LONGHELP /* undef to save memory */
109#define CFG_PROMPT "=> " /* Monitor Command Prompt */
110#if (CONFIG_COMMANDS & CFG_CMD_KGDB)
111#define CFG_CBSIZE 1024 /* Console I/O Buffer Size */
112#else
113#define CFG_CBSIZE 256 /* Console I/O Buffer Size */
114#endif
115#define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print Buffer Size */
116#define CFG_MAXARGS 16 /* max number of command args */
117#define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */
118
119#define CFG_MEMTEST_START 0x00100000 /* memtest works on */
120#define CFG_MEMTEST_END 0x00F00000 /* 1 ... 15MB in DRAM */
121
122#define CFG_LOAD_ADDR 0x00100000 /* default load address */
123
124#define CFG_PIO_MODE 0 /* IDE interface in PIO Mode 0 */
125
126/* Ethernet hardware configuration done using port pins */
127#define CFG_PB_ETH_RESET 0x00000020 /* PB 26 */
128#if PCU_E_WITH_SWAPPED_CS /* XXX */
129#define CFG_PA_ETH_MDDIS 0x4000 /* PA 1 */
130#define CFG_PB_ETH_POWERDOWN 0x00000800 /* PB 20 */
131#define CFG_PB_ETH_CFG1 0x00000400 /* PB 21 */
132#define CFG_PB_ETH_CFG2 0x00000200 /* PB 22 */
133#define CFG_PB_ETH_CFG3 0x00000100 /* PB 23 */
134#else /* XXX */
135#define CFG_PB_ETH_MDDIS 0x00000010 /* PB 27 */
136#define CFG_PB_ETH_POWERDOWN 0x00000100 /* PB 23 */
137#define CFG_PB_ETH_CFG1 0x00000200 /* PB 22 */
138#define CFG_PB_ETH_CFG2 0x00000400 /* PB 21 */
139#define CFG_PB_ETH_CFG3 0x00000800 /* PB 20 */
140#endif /* XXX */
141
142/* Ethernet settings:
143 * MDIO enabled, autonegotiation, 10/100Mbps, half/full duplex
144 */
145#define CFG_ETH_MDDIS_VALUE 0
146#define CFG_ETH_CFG1_VALUE 1
147#define CFG_ETH_CFG2_VALUE 1
148#define CFG_ETH_CFG3_VALUE 1
149
150/* PUMA configuration */
151#if PCU_E_WITH_SWAPPED_CS /* XXX */
152#define CFG_PB_PUMA_PROG 0x00000010 /* PB 27 */
153#else /* XXX */
154#define CFG_PA_PUMA_PROG 0x4000 /* PA 1 */
155#endif /* XXX */
156#define CFG_PC_PUMA_DONE 0x0008 /* PC 12 */
157#define CFG_PC_PUMA_INIT 0x0004 /* PC 13 */
158
159#define CFG_HZ 1000 /* decrementer freq: 1 ms ticks */
160
161#define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 }
162
163/*
164 * Low Level Configuration Settings
165 * (address mappings, register initial values, etc.)
166 * You should know what you are doing if you make changes here.
167 */
168/*-----------------------------------------------------------------------
169 * Internal Memory Mapped Register
170 */
171#define CFG_IMMR 0xFE000000
172
173/*-----------------------------------------------------------------------
174 * Definitions for initial stack pointer and data area (in DPRAM)
175 */
176#define CFG_INIT_RAM_ADDR CFG_IMMR
177#define CFG_INIT_RAM_END 0x2F00 /* End of used area in DPRAM */
178#define CFG_GBL_DATA_SIZE 64 /* size in bytes reserved for initial data */
179#define CFG_GBL_DATA_OFFSET (CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE)
180#define CFG_INIT_SP_OFFSET CFG_GBL_DATA_OFFSET
181
182/*-----------------------------------------------------------------------
183 * Address accessed to reset the board - must not be mapped/assigned
184 */
185#define CFG_RESET_ADDRESS 0xFEFFFFFF
186
187/*-----------------------------------------------------------------------
188 * Start addresses for the final memory configuration
189 * (Set up by the startup code)
190 * Please note that CFG_SDRAM_BASE _must_ start at 0
191 */
192#define CFG_SDRAM_BASE 0x00000000
193/* this is an ugly hack needed because of the silly non-constant address map */
194#define CFG_FLASH_BASE (0-flash_info[0].size-flash_info[1].size)
195
196#if defined(DEBUG)
197#define CFG_MONITOR_LEN (256 << 10) /* Reserve 256 kB for Monitor */
198#else
199#define CFG_MONITOR_LEN (192 << 10) /* Reserve 192 kB for Monitor */
200#endif
201#define CFG_MONITOR_BASE TEXT_BASE
202#define CFG_MALLOC_LEN (128 << 10) /* Reserve 128 kB for malloc() */
203
204/*
205 * For booting Linux, the board info and command line data
206 * have to be in the first 8 MB of memory, since this is
207 * the maximum mapped by the Linux kernel during initialization.
208 */
209#define CFG_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
210/*-----------------------------------------------------------------------
211 * FLASH organization
212 */
213#define CFG_MAX_FLASH_BANKS 2 /* max number of memory banks */
214#define CFG_MAX_FLASH_SECT 160 /* max number of sectors on one chip */
215
216#define CFG_FLASH_ERASE_TOUT 180000 /* Timeout for Flash Erase (in ms) */
217#define CFG_FLASH_WRITE_TOUT 1000 /* Timeout for Flash Write (in ms) */
218
219#if 0
220/* Start port with environment in flash; switch to SPI EEPROM later */
221#define CFG_ENV_IS_IN_FLASH 1
222#define CFG_ENV_SIZE 0x2000 /* Total Size of Environment */
223#define CFG_ENV_ADDR 0xFFFFE000 /* Address of Environment Sector */
224#define CFG_ENV_SECT_SIZE 0x2000 /* use the top-most 8k boot sector */
225#else
226/* Final version: environment in EEPROM */
227#define CFG_ENV_IS_IN_EEPROM 1
228#define CFG_I2C_EEPROM_ADDR 0
229#define CFG_I2C_EEPROM_ADDR_LEN 2
230#define CFG_ENV_OFFSET 1024
231#define CFG_ENV_SIZE 1024
232#endif
233
234/*-----------------------------------------------------------------------
235 * Cache Configuration
236 */
237#define CFG_CACHELINE_SIZE 16 /* For all MPC8xx CPUs */
238#define CFG_CACHELINE_SHIFT 4 /* log base 2 of the above value */
239
240/*-----------------------------------------------------------------------
241 * SYPCR - System Protection Control 11-9
242 * SYPCR can only be written once after reset!
243 *-----------------------------------------------------------------------
244 * Software & Bus Monitor Timer max, Bus Monitor enable, SW Watchdog freeze
245 */
246#if defined(CONFIG_WATCHDOG)
247#define CFG_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | \
248 SYPCR_SWE | SYPCR_SWRI| SYPCR_SWP)
249#else
250#define CFG_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_BME | SYPCR_SWF | SYPCR_SWP)
251#endif
252
253/*-----------------------------------------------------------------------
254 * SIUMCR - SIU Module Configuration 11-6
255 *-----------------------------------------------------------------------
256 * External Arbitration max. priority (7),
257 * Debug pins configuration '11',
258 * Asynchronous external master enable.
259 */
260/* => 0x70600200 */
261#define CFG_SIUMCR (SIUMCR_EARP7 | SIUMCR_DBGC11 | SIUMCR_AEME)
262
263/*-----------------------------------------------------------------------
264 * TBSCR - Time Base Status and Control 11-26
265 *-----------------------------------------------------------------------
266 * Clear Reference Interrupt Status, Timebase freezing enabled
267 */
268#define CFG_TBSCR (TBSCR_REFA | TBSCR_REFB | TBSCR_TBF)
269
270/*-----------------------------------------------------------------------
271 * PISCR - Periodic Interrupt Status and Control 11-31
272 *-----------------------------------------------------------------------
273 * Clear Periodic Interrupt Status, Interrupt Timer freezing enabled
274 */
275#define CFG_PISCR (PISCR_PS | PISCR_PITF)
276
277/*-----------------------------------------------------------------------
278 * PLPRCR - PLL, Low-Power, and Reset Control Register 15-30
279 *-----------------------------------------------------------------------
280 * Reset PLL lock status sticky bit, timer expired status bit and timer
281 * interrupt status bit, set PLL multiplication factor !
282 */
283/* 0x00004080 */
284#define CFG_PLPRCR_MF 0 /* (0+1) * 50 = 50 MHz Clock */
285#define CFG_PLPRCR \
286 ( (CFG_PLPRCR_MF << PLPRCR_MF_SHIFT) | \
287 PLPRCR_SPLSS | PLPRCR_TEXPS | PLPRCR_TMIST | \
288 /*PLPRCR_CSRC|*/ PLPRCR_LPM_NORMAL | \
289 PLPRCR_CSR /*| PLPRCR_LOLRE|PLPRCR_FIOPD*/ \
290 )
291
292#define CONFIG_8xx_GCLK_FREQ ((CFG_PLPRCR_MF+1)*50000000)
293
294/*-----------------------------------------------------------------------
295 * SCCR - System Clock and reset Control Register 15-27
296 *-----------------------------------------------------------------------
297 * Set clock output, timebase and RTC source and divider,
298 * power management and some other internal clocks
299 *
300 * Note: PITRTCLK is 50MHz / 512 = 97'656.25 Hz
301 */
302#define SCCR_MASK SCCR_EBDF11
303/* 0x01800000 */
304#define CFG_SCCR (SCCR_COM00 | /*SCCR_TBS|*/ \
305 SCCR_RTDIV | SCCR_RTSEL | \
306 /*SCCR_CRQEN|*/ /*SCCR_PRQEN|*/ \
307 SCCR_EBDF00 | SCCR_DFSYNC00 | \
308 SCCR_DFBRG00 | SCCR_DFNL000 | \
309 SCCR_DFNH000 | SCCR_DFLCD100 | \
310 SCCR_DFALCD01)
311
312/*-----------------------------------------------------------------------
313 * RTCSC - Real-Time Clock Status and Control Register 11-27
314 *-----------------------------------------------------------------------
315 *
316 * Note: RTC counts at PITRTCLK / 8'192 = 11.920928 Hz !!!
317 *
318 * Don't expect the "date" command to work without a 32kHz clock input!
319 */
320/* 0x00C3 => 0x0003 */
321#define CFG_RTCSC (RTCSC_SEC | RTCSC_ALR | RTCSC_RTF| RTCSC_RTE)
322
323
324/*-----------------------------------------------------------------------
325 * RCCR - RISC Controller Configuration Register 19-4
326 *-----------------------------------------------------------------------
327 */
328#define CFG_RCCR 0x0000
329
330/*-----------------------------------------------------------------------
331 * RMDS - RISC Microcode Development Support Control Register
332 *-----------------------------------------------------------------------
333 */
334#define CFG_RMDS 0
335
336/*-----------------------------------------------------------------------
337 *
338 * Interrupt Levels
339 *-----------------------------------------------------------------------
340 */
341#define CFG_CPM_INTERRUPT 13 /* SIU_LEVEL6 */
342
343/*-----------------------------------------------------------------------
344 *
345 *-----------------------------------------------------------------------
346 *
347 */
348#define CFG_DER 0
349
350/*
351 * Init Memory Controller:
352 *
353 * BR0/1 and OR0/1 (FLASH) - second Flash bank optional
354 */
355
356#define FLASH_BASE0_PRELIM 0xFF800000 /* FLASH bank #0 */
357#if PCU_E_WITH_SWAPPED_CS /* XXX */
358#define FLASH_BASE6_PRELIM 0xFF000000 /* FLASH bank #1 */
359#else /* XXX */
360#define FLASH_BASE1_PRELIM 0xFF000000 /* FLASH bank #1 */
361#endif /* XXX */
362
363/*
364 * used to re-map FLASH: restrict access enough but not too much to
365 * meddle with FLASH accesses
366 */
367#define CFG_REMAP_OR_AM 0xFF800000 /* OR addr mask */
368#define CFG_PRELIM_OR_AM 0xFF800000 /* OR addr mask */
369
370/* FLASH timing: CSNT = 0, ACS = 00, SCY = 8, EHTR = 1 */
371#define CFG_OR_TIMING_FLASH (OR_SCY_8_CLK | OR_EHTR)
372
373#define CFG_OR0_REMAP ( CFG_REMAP_OR_AM | OR_ACS_DIV1 | OR_BI | \
374 CFG_OR_TIMING_FLASH)
375#define CFG_OR0_PRELIM (CFG_PRELIM_OR_AM | OR_ACS_DIV1 | OR_BI | \
376 CFG_OR_TIMING_FLASH)
377/* 16 bit, bank valid */
378#define CFG_BR0_PRELIM ((FLASH_BASE0_PRELIM & BR_BA_MSK) | BR_PS_16 | BR_V )
379
380#if PCU_E_WITH_SWAPPED_CS /* XXX */
381#define CFG_OR6_REMAP CFG_OR0_REMAP
382#define CFG_OR6_PRELIM CFG_OR0_PRELIM
383#define CFG_BR6_PRELIM ((FLASH_BASE6_PRELIM & BR_BA_MSK) | BR_PS_16 | BR_V )
384#else /* XXX */
385#define CFG_OR1_REMAP CFG_OR0_REMAP
386#define CFG_OR1_PRELIM CFG_OR0_PRELIM
387#define CFG_BR1_PRELIM ((FLASH_BASE1_PRELIM & BR_BA_MSK) | BR_PS_16 | BR_V )
388#endif /* XXX */
389
390/*
391 * BR2/OR2: SDRAM
392 *
393 * Multiplexed addresses, GPL5 output to GPL5_A (don't care)
394 */
395#if PCU_E_WITH_SWAPPED_CS /* XXX */
396#define SDRAM_BASE5_PRELIM 0x00000000 /* SDRAM bank */
397#else /* XXX */
398#define SDRAM_BASE2_PRELIM 0x00000000 /* SDRAM bank */
399#endif /* XXX */
400#define SDRAM_PRELIM_OR_AM 0xF8000000 /* map 128 MB (>SDRAM_MAX_SIZE!) */
401#define SDRAM_TIMING OR_CSNT_SAM /* SDRAM-Timing */
402
403#define SDRAM_MAX_SIZE 0x04000000 /* max 64 MB SDRAM */
404
405#if PCU_E_WITH_SWAPPED_CS /* XXX */
406#define CFG_OR5_PRELIM (SDRAM_PRELIM_OR_AM | SDRAM_TIMING )
407#define CFG_BR5_PRELIM ((SDRAM_BASE5_PRELIM & BR_BA_MSK) | BR_MS_UPMA | BR_V )
408#else /* XXX */
409#define CFG_OR2_PRELIM (SDRAM_PRELIM_OR_AM | SDRAM_TIMING )
410#define CFG_BR2_PRELIM ((SDRAM_BASE2_PRELIM & BR_BA_MSK) | BR_MS_UPMA | BR_V )
411#endif /* XXX */
412
413/*
414 * BR3/OR3: CAN Controller
415 * BR3: 0x10000401 OR3: 0xffff818a
416 */
417#define CAN_CTRLR_BASE 0x10000000 /* CAN Controller */
418#define CAN_CTRLR_OR_AM 0xFFFF8000 /* 32 kB */
419#define CAN_CTRLR_TIMING (OR_BI | OR_SCY_8_CLK | OR_SETA | OR_EHTR)
420
421#if PCU_E_WITH_SWAPPED_CS /* XXX */
422#define CFG_BR4_PRELIM ((CAN_CTRLR_BASE & BR_BA_MSK) | BR_PS_8 | BR_V)
423#define CFG_OR4_PRELIM (CAN_CTRLR_OR_AM | CAN_CTRLR_TIMING)
424#else /* XXX */
425#define CFG_BR3_PRELIM ((CAN_CTRLR_BASE & BR_BA_MSK) | BR_PS_8 | BR_V)
426#define CFG_OR3_PRELIM (CAN_CTRLR_OR_AM | CAN_CTRLR_TIMING)
427#endif /* XXX */
428
429/*
430 * BR4/OR4: PUMA Config
431 *
432 * Memory controller will be used in 2 modes:
433 *
434 * - "read" mode:
435 * BR4: 0x10100801 OR4: 0xffff8530
436 * - "load" mode (chip select on UPM B):
437 * BR4: 0x101008c1 OR4: 0xffff8630
438 *
439 * Default initialization is in "read" mode
440 */
441#define PUMA_CONF_BASE 0x10100000 /* PUMA Config */
442#define PUMA_CONF_OR_AM 0xFFFF8000 /* 32 kB */
443#define PUMA_CONF_LOAD_TIMING (OR_ACS_DIV2 | OR_SCY_3_CLK)
444#define PUMA_CONF_READ_TIMING (OR_G5LA | OR_BI | OR_SCY_3_CLK)
445
446#define PUMA_CONF_BR_LOAD ((PUMA_CONF_BASE & BR_BA_MSK) | \
447 BR_PS_16 | BR_MS_UPMB | BR_V)
448#define PUMA_CONF_OR_LOAD (PUMA_CONF_OR_AM | PUMA_CONF_LOAD_TIMING)
449
450#define PUMA_CONF_BR_READ ((PUMA_CONF_BASE & BR_BA_MSK) | BR_PS_16 | BR_V)
451#define PUMA_CONF_OR_READ (PUMA_CONF_OR_AM | PUMA_CONF_READ_TIMING)
452
453#if PCU_E_WITH_SWAPPED_CS /* XXX */
454#define CFG_BR3_PRELIM PUMA_CONF_BR_READ
455#define CFG_OR3_PRELIM PUMA_CONF_OR_READ
456#else /* XXX */
457#define CFG_BR4_PRELIM PUMA_CONF_BR_READ
458#define CFG_OR4_PRELIM PUMA_CONF_OR_READ
459#endif /* XXX */
460
461/*
462 * BR5/OR5: PUMA: SMA Bus 8 Bit
463 * BR5: 0x10200401 OR5: 0xffe0010a
464 */
465#define PUMA_SMA8_BASE 0x10200000 /* PUMA SMA Bus 8 Bit */
466#define PUMA_SMA8_OR_AM 0xFFE00000 /* 2 MB */
467#define PUMA_SMA8_TIMING (OR_BI | OR_SCY_0_CLK | OR_EHTR)
468
469#if PCU_E_WITH_SWAPPED_CS /* XXX */
470#define CFG_BR2_PRELIM ((PUMA_SMA8_BASE & BR_BA_MSK) | BR_PS_8 | BR_V)
471#define CFG_OR2_PRELIM (PUMA_SMA8_OR_AM | PUMA_SMA8_TIMING | OR_SETA)
472#else /* XXX */
473#define CFG_BR5_PRELIM ((PUMA_SMA8_BASE & BR_BA_MSK) | BR_PS_8 | BR_V)
474#define CFG_OR5_PRELIM (PUMA_SMA8_OR_AM | PUMA_SMA8_TIMING | OR_SETA)
475#endif /* XXX */
476
477/*
478 * BR6/OR6: PUMA: SMA Bus 16 Bit
479 * BR6: 0x10600801 OR6: 0xffe0010a
480 */
481#define PUMA_SMA16_BASE 0x10600000 /* PUMA SMA Bus 16 Bit */
482#define PUMA_SMA16_OR_AM 0xFFE00000 /* 2 MB */
483#define PUMA_SMA16_TIMING (OR_BI | OR_SCY_0_CLK | OR_EHTR)
484
485#if PCU_E_WITH_SWAPPED_CS /* XXX */
486#define CFG_BR1_PRELIM ((PUMA_SMA16_BASE & BR_BA_MSK) | BR_PS_16 | BR_V)
487#define CFG_OR1_PRELIM (PUMA_SMA16_OR_AM | PUMA_SMA16_TIMING | OR_SETA)
488#else /* XXX */
489#define CFG_BR6_PRELIM ((PUMA_SMA16_BASE & BR_BA_MSK) | BR_PS_16 | BR_V)
490#define CFG_OR6_PRELIM (PUMA_SMA16_OR_AM | PUMA_SMA16_TIMING | OR_SETA)
491#endif /* XXX */
492
493/*
494 * BR7/OR7: PUMA: external Flash
495 * BR7: 0x10a00801 OR7: 0xfe00010a
496 */
497#define PUMA_FLASH_BASE 0x10A00000 /* PUMA external Flash */
498#define PUMA_FLASH_OR_AM 0xFE000000 /* 32 MB */
499#define PUMA_FLASH_TIMING (OR_BI | OR_SCY_0_CLK | OR_EHTR)
500
501#define CFG_BR7_PRELIM ((PUMA_FLASH_BASE & BR_BA_MSK) | BR_PS_16 | BR_V)
502#define CFG_OR7_PRELIM (PUMA_FLASH_OR_AM | PUMA_FLASH_TIMING | OR_SETA)
503
504/*
505 * Memory Periodic Timer Prescaler
506 */
507
508/* periodic timer for refresh */
509#define CFG_MPTPR 0x0200
510
511/*
512 * MAMR settings for SDRAM
513 * 0x30104118 = Timer A period 0x30, MAMR_AMB_TYPE_1, MAMR_G0CLB_A10,
514 * MAMR_RLFB_1X, MAMR_WLFB_1X, MAMR_TLFB_8X
515 * 0x30904114 = - " - | Periodic Timer A Enable, MAMR_TLFB_4X
516 */
517/* periodic timer for refresh */
518#define CFG_MAMR_PTA 0x30 /* = 48 */
519
520#define CFG_MAMR ( (CFG_MAMR_PTA << MAMR_PTA_SHIFT) | \
wdenk2535d602003-07-17 23:16:40 +0000521 MAMR_AMA_TYPE_1 | \
522 MAMR_G0CLA_A10 | \
523 MAMR_RLFA_1X | \
524 MAMR_WLFA_1X | \
525 MAMR_TLFA_8X )
wdenk0f8c9762002-08-19 11:57:05 +0000526
527/*
528 * Internal Definitions
529 *
530 * Boot Flags
531 */
532#define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */
533#define BOOTFLAG_WARM 0x02 /* Software reboot */
534
535#endif /* __CONFIG_H */