3 * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
5 * See file CREDITS for list of people who contributed to this
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.
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.
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,
25 * board/config.h - configuration options, board specific
32 * High Level Configuration Options
36 #define CONFIG_MPC8260 1 /* This is an MPC8260 CPU */
37 #define CONFIG_ATC 1 /* ...on a ATC board */
38 #define CONFIG_CPM2 1 /* Has a CPM2 */
40 #define CONFIG_SYS_TEXT_BASE 0xFF000000
43 * select serial console configuration
45 * if either CONFIG_CONS_ON_SMC or CONFIG_CONS_ON_SCC is selected, then
46 * CONFIG_CONS_INDEX must be set to the channel number (1-2 for SMC, 1-4
49 * if CONFIG_CONS_NONE is defined, then the serial console routines must
50 * defined elsewhere (for example, on the cogent platform, there are serial
51 * ports on the motherboard which are used for the serial console - see
52 * cogent/cma101/serial.[ch]).
54 #define CONFIG_CONS_ON_SMC /* define if console on SMC */
55 #undef CONFIG_CONS_ON_SCC /* define if console on SCC */
56 #undef CONFIG_CONS_NONE /* define if console on something else*/
57 #define CONFIG_CONS_INDEX 2 /* which serial channel for console */
59 #define CONFIG_BAUDRATE 115200
62 * select ethernet configuration
64 * if either CONFIG_ETHER_ON_SCC or CONFIG_ETHER_ON_FCC is selected, then
65 * CONFIG_ETHER_INDEX must be set to the channel number (1-4 for SCC, 1-3
68 * if CONFIG_ETHER_NONE is defined, then either the ethernet routines must be
69 * defined elsewhere (as for the console), or CONFIG_CMD_NET must be unset.
71 #undef CONFIG_ETHER_ON_SCC /* define if ether on SCC */
72 #undef CONFIG_ETHER_NONE /* define if ether on something else */
73 #define CONFIG_ETHER_ON_FCC
75 #define CONFIG_ETHER_ON_FCC2
80 * - RAM for BD/Buffers is on the 60x Bus (see 28-13)
81 * - Enable Full Duplex in FSMR
83 # define CONFIG_SYS_CMXFCR_MASK2 (CMXFCR_FC2|CMXFCR_RF2CS_MSK|CMXFCR_TF2CS_MSK)
84 # define CONFIG_SYS_CMXFCR_VALUE2 (CMXFCR_RF2CS_CLK13|CMXFCR_TF2CS_CLK14)
85 # define CONFIG_SYS_CPMFCR_RAMTYPE 0
86 # define CONFIG_SYS_FCC_PSMR (FCC_PSMR_FDE|FCC_PSMR_LPB)
88 #define CONFIG_ETHER_ON_FCC3
93 * - RAM for BD/Buffers is on the local Bus (see 28-13)
94 * - Enable Half Duplex in FSMR
96 # define CONFIG_SYS_CMXFCR_MASK3 (CMXFCR_FC3|CMXFCR_RF3CS_MSK|CMXFCR_TF3CS_MSK)
97 # define CONFIG_SYS_CMXFCR_VALUE3 (CMXFCR_RF3CS_CLK15|CMXFCR_TF3CS_CLK16)
99 /* system clock rate (CLKIN) - equal to the 60x and local bus speed */
100 #define CONFIG_8260_CLKIN 64000000 /* in Hz */
102 #define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */
104 #undef CONFIG_CLOCKS_IN_MHZ /* clocks passsed to Linux in Hz */
106 #define CONFIG_PREBOOT \
108 "echo Type \\\"run flash_nfs\\\" to mount root filesystem over NFS;"\
111 #undef CONFIG_BOOTARGS
112 #define CONFIG_BOOTCOMMAND \
114 "setenv bootargs root=/dev/nfs rw " \
115 "nfsroot=${serverip}:${rootpath} " \
116 "ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}:${hostname}::off;"\
119 /*-----------------------------------------------------------------------
120 * Miscellaneous configuration options
123 #define CONFIG_LOADS_ECHO 1 /* echo on for serial download */
124 #undef CONFIG_SYS_LOADS_BAUD_CHANGE /* don't allow baudrate change */
130 #define CONFIG_BOOTP_SUBNETMASK
131 #define CONFIG_BOOTP_GATEWAY
132 #define CONFIG_BOOTP_HOSTNAME
133 #define CONFIG_BOOTP_BOOTPATH
134 #define CONFIG_BOOTP_BOOTFILESIZE
138 * Command line configuration.
140 #include <config_cmd_default.h>
142 #define CONFIG_CMD_EEPROM
143 #define CONFIG_CMD_PCI
144 #define CONFIG_CMD_PCMCIA
145 #define CONFIG_CMD_DATE
146 #define CONFIG_CMD_IDE
149 #define CONFIG_DOS_PARTITION
152 * Miscellaneous configurable options
154 #define CONFIG_SYS_LONGHELP /* undef to save memory */
155 #define CONFIG_SYS_PROMPT "=> " /* Monitor Command Prompt */
156 #if defined(CONFIG_CMD_KGDB)
157 #define CONFIG_SYS_CBSIZE 1024 /* Console I/O Buffer Size */
159 #define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */
161 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16) /* Print Buffer Size */
162 #define CONFIG_SYS_MAXARGS 16 /* max number of command args */
163 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot Argument Buffer Size */
165 #define CONFIG_SYS_MEMTEST_START 0x0400000 /* memtest works on */
166 #define CONFIG_SYS_MEMTEST_END 0x0C00000 /* 4 ... 12 MB in DRAM */
168 #define CONFIG_SYS_LOAD_ADDR 0x100000 /* default load address */
170 #define CONFIG_SYS_PIO_MODE 0 /* IDE interface in PIO Mode 0 */
172 #define CONFIG_SYS_HZ 1000 /* decrementer freq: 1 ms ticks */
174 #define CONFIG_SYS_RESET_ADDRESS 0xFFF00100 /* "bad" address */
176 #define CONFIG_SYS_ALLOC_DPRAM
178 #undef CONFIG_WATCHDOG /* watchdog disabled */
182 #define CONFIG_RTC_DS12887
184 #define RTC_BASE_ADDR 0xF5000000
185 #define RTC_PORT_ADDR RTC_BASE_ADDR + 0x800
186 #define RTC_PORT_DATA RTC_BASE_ADDR + 0x808
188 #define CONFIG_MISC_INIT_R
191 * For booting Linux, the board info and command line data
192 * have to be in the first 8 MB of memory, since this is
193 * the maximum mapped by the Linux kernel during initialization.
195 #define CONFIG_SYS_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
197 /*-----------------------------------------------------------------------
198 * Flash configuration
201 #define CONFIG_SYS_FLASH_BASE 0xFF000000
202 #define CONFIG_SYS_FLASH_SIZE 0x00800000
204 /*-----------------------------------------------------------------------
207 #define CONFIG_SYS_MAX_FLASH_BANKS 1 /* max num of memory banks */
208 #define CONFIG_SYS_MAX_FLASH_SECT 128 /* max num of sects on one chip */
210 #define CONFIG_SYS_FLASH_ERASE_TOUT 240000 /* Flash Erase Timeout (in ms) */
211 #define CONFIG_SYS_FLASH_WRITE_TOUT 500 /* Flash Write Timeout (in ms) */
213 #define CONFIG_FLASH_16BIT
215 /*-----------------------------------------------------------------------
216 * Hard Reset Configuration Words
218 * if you change bits in the HRCW, you must also change the CONFIG_SYS_*
219 * defines for the various registers affected by the HRCW e.g. changing
220 * HRCW_DPPCxx requires you to also change CONFIG_SYS_SIUMCR.
222 #define CONFIG_SYS_HRCW_MASTER (HRCW_CIP | HRCW_ISB100 | HRCW_BMS | \
226 /* no slaves so just fill with zeros */
227 #define CONFIG_SYS_HRCW_SLAVE1 0
228 #define CONFIG_SYS_HRCW_SLAVE2 0
229 #define CONFIG_SYS_HRCW_SLAVE3 0
230 #define CONFIG_SYS_HRCW_SLAVE4 0
231 #define CONFIG_SYS_HRCW_SLAVE5 0
232 #define CONFIG_SYS_HRCW_SLAVE6 0
233 #define CONFIG_SYS_HRCW_SLAVE7 0
235 /*-----------------------------------------------------------------------
236 * Internal Memory Mapped Register
238 #define CONFIG_SYS_IMMR 0xF0000000
240 /*-----------------------------------------------------------------------
241 * Definitions for initial stack pointer and data area (in DPRAM)
243 #define CONFIG_SYS_INIT_RAM_ADDR CONFIG_SYS_IMMR
244 #define CONFIG_SYS_INIT_RAM_SIZE 0x2F00 /* Size of used area in DPRAM */
245 #define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
246 #define CONFIG_SYS_INIT_SP_OFFSET CONFIG_SYS_GBL_DATA_OFFSET
248 /*-----------------------------------------------------------------------
249 * Start addresses for the final memory configuration
250 * (Set up by the startup code)
251 * Please note that CONFIG_SYS_SDRAM_BASE _must_ start at 0
253 * 60x SDRAM is mapped at CONFIG_SYS_SDRAM_BASE.
255 #define CONFIG_SYS_SDRAM_BASE 0x00000000
256 #define CONFIG_SYS_SDRAM_MAX_SIZE 0x08000000 /* max. 128 MB */
257 #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_TEXT_BASE
258 #define CONFIG_SYS_MONITOR_LEN (192 << 10) /* Reserve 192 kB for Monitor */
259 #define CONFIG_SYS_MALLOC_LEN (128 << 10) /* Reserve 128 kB for malloc()*/
261 #if (CONFIG_SYS_MONITOR_BASE < CONFIG_SYS_FLASH_BASE)
262 # define CONFIG_SYS_RAMBOOT
266 #define CONFIG_PCI_PNP
267 #define CONFIG_SYS_PCI_MSTR_IO_BUS 0x00000000 /* PCI base */
270 /* environment is in Flash */
271 #define CONFIG_ENV_IS_IN_FLASH 1
272 # define CONFIG_ENV_ADDR (CONFIG_SYS_FLASH_BASE+0x30000)
273 # define CONFIG_ENV_SIZE 0x10000
274 # define CONFIG_ENV_SECT_SIZE 0x10000
276 #define CONFIG_ENV_IS_IN_EEPROM 1
277 #define CONFIG_ENV_OFFSET 0
278 #define CONFIG_ENV_SIZE 2048
279 #define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS 4 /* 16-byte page size */
282 /*-----------------------------------------------------------------------
283 * Cache Configuration
285 #define CONFIG_SYS_CACHELINE_SIZE 32 /* For MPC8260 CPU */
286 #if defined(CONFIG_CMD_KGDB)
287 # define CONFIG_SYS_CACHELINE_SHIFT 5 /* log base 2 of the above value */
290 /*-----------------------------------------------------------------------
291 * HIDx - Hardware Implementation-dependent Registers 2-11
292 *-----------------------------------------------------------------------
293 * HID0 also contains cache control - initially enable both caches and
294 * invalidate contents, then the final state leaves only the instruction
295 * cache enabled. Note that Power-On and Hard reset invalidate the caches,
296 * but Soft reset does not.
298 * HID1 has only read-only information - nothing to set.
300 #define CONFIG_SYS_HID0_INIT (HID0_ICE|HID0_DCE|HID0_ICFI|\
301 HID0_DCI|HID0_IFEM|HID0_ABE)
302 #define CONFIG_SYS_HID0_FINAL (HID0_IFEM|HID0_ABE)
303 #define CONFIG_SYS_HID2 0
305 /*-----------------------------------------------------------------------
306 * RMR - Reset Mode Register 5-5
307 *-----------------------------------------------------------------------
308 * turn on Checkstop Reset Enable
310 #define CONFIG_SYS_RMR RMR_CSRE
312 /*-----------------------------------------------------------------------
313 * BCR - Bus Configuration 4-25
314 *-----------------------------------------------------------------------
316 #define BCR_APD01 0x10000000
317 #define CONFIG_SYS_BCR (BCR_APD01|BCR_ETM|BCR_LETM) /* 8260 mode */
319 /*-----------------------------------------------------------------------
320 * SIUMCR - SIU Module Configuration 4-31
321 *-----------------------------------------------------------------------
323 #define CONFIG_SYS_SIUMCR (SIUMCR_BBD|SIUMCR_APPC10|\
324 SIUMCR_CS10PC00|SIUMCR_BCTLC10)
326 /*-----------------------------------------------------------------------
327 * SYPCR - System Protection Control 4-35
328 * SYPCR can only be written once after reset!
329 *-----------------------------------------------------------------------
330 * Watchdog & Bus Monitor Timer max, 60x Bus Monitor enable
332 #if defined(CONFIG_WATCHDOG)
333 #define CONFIG_SYS_SYPCR (SYPCR_SWTC|SYPCR_BMT|SYPCR_PBME|SYPCR_LBME|\
334 SYPCR_SWRI|SYPCR_SWP|SYPCR_SWE)
336 #define CONFIG_SYS_SYPCR (SYPCR_SWTC|SYPCR_BMT|SYPCR_PBME|SYPCR_LBME|\
337 SYPCR_SWRI|SYPCR_SWP)
338 #endif /* CONFIG_WATCHDOG */
340 /*-----------------------------------------------------------------------
341 * TMCNTSC - Time Counter Status and Control 4-40
342 *-----------------------------------------------------------------------
343 * Clear once per Second and Alarm Interrupt Status, Set 32KHz timersclk,
344 * and enable Time Counter
346 #define CONFIG_SYS_TMCNTSC (TMCNTSC_SEC|TMCNTSC_ALR|TMCNTSC_TCF|TMCNTSC_TCE)
348 /*-----------------------------------------------------------------------
349 * PISCR - Periodic Interrupt Status and Control 4-42
350 *-----------------------------------------------------------------------
351 * Clear Periodic Interrupt Status, Set 32KHz timersclk, and enable
354 #define CONFIG_SYS_PISCR (PISCR_PS|PISCR_PTF|PISCR_PTE)
356 /*-----------------------------------------------------------------------
357 * SCCR - System Clock Control 9-8
358 *-----------------------------------------------------------------------
359 * Ensure DFBRG is Divide by 16
361 #define CONFIG_SYS_SCCR SCCR_DFBRG01
363 /*-----------------------------------------------------------------------
364 * RCCR - RISC Controller Configuration 13-7
365 *-----------------------------------------------------------------------
367 #define CONFIG_SYS_RCCR 0
369 #define CONFIG_SYS_MIN_AM_MASK 0xC0000000
370 /*-----------------------------------------------------------------------
371 * MPTPR - Memory Refresh Timer Prescaler Register 10-18
372 *-----------------------------------------------------------------------
374 #define CONFIG_SYS_MPTPR 0x1F00
376 /*-----------------------------------------------------------------------
377 * PSRT - Refresh Timer Register 10-16
378 *-----------------------------------------------------------------------
380 #define CONFIG_SYS_PSRT 0x0f
382 /*-----------------------------------------------------------------------
383 * PSRT - SDRAM Mode Register 10-10
384 *-----------------------------------------------------------------------
387 /* SDRAM initialization values for 8-column chips
389 #define CONFIG_SYS_OR2_8COL (CONFIG_SYS_MIN_AM_MASK |\
391 ORxS_ROWST_PBI1_A7 |\
394 #define CONFIG_SYS_PSDMR_8COL (PSDMR_PBI |\
395 PSDMR_SDAM_A15_IS_A5 |\
396 PSDMR_BSMA_A15_A17 |\
397 PSDMR_SDA10_PBI1_A7 |\
405 /* SDRAM initialization values for 9-column chips
407 #define CONFIG_SYS_OR2_9COL (CONFIG_SYS_MIN_AM_MASK |\
409 ORxS_ROWST_PBI1_A6 |\
412 #define CONFIG_SYS_PSDMR_9COL (PSDMR_PBI |\
413 PSDMR_SDAM_A16_IS_A5 |\
414 PSDMR_BSMA_A15_A17 |\
415 PSDMR_SDA10_PBI1_A6 |\
424 * Init Memory Controller:
426 * Bank Bus Machine PortSz Device
427 * ---- --- ------- ------ ------
428 * 0 60x GPCM 8 bit Boot ROM
429 * 1 60x GPCM 64 bit FLASH
430 * 2 60x SDRAM 64 bit SDRAM
434 #define CONFIG_SYS_MRS_OFFS 0x00000000
438 #define CONFIG_SYS_BR0_PRELIM ((CONFIG_SYS_FLASH_BASE & BRx_BA_MSK) |\
443 #define CONFIG_SYS_OR0_PRELIM (P2SZ_TO_AM(CONFIG_SYS_FLASH_SIZE) |\
450 /* Bank 2 - 60x bus SDRAM
452 #ifndef CONFIG_SYS_RAMBOOT
453 #define CONFIG_SYS_BR2_PRELIM ((CONFIG_SYS_SDRAM_BASE & BRx_BA_MSK) |\
458 #define CONFIG_SYS_OR2_PRELIM CONFIG_SYS_OR2_8COL
460 #define CONFIG_SYS_PSDMR CONFIG_SYS_PSDMR_8COL
461 #endif /* CONFIG_SYS_RAMBOOT */
463 #define CONFIG_SYS_BR4_PRELIM ((RTC_BASE_ADDR & BRx_BA_MSK) |\
468 #define CONFIG_SYS_OR4_PRELIM (ORxU_AM_MSK | ORxU_BI)
470 /*-----------------------------------------------------------------------
472 *-----------------------------------------------------------------------
475 #define CONFIG_I82365
477 #define CONFIG_SYS_PCMCIA_MEM_ADDR 0x81000000
478 #define CONFIG_SYS_PCMCIA_MEM_SIZE 0x1000
480 /*-----------------------------------------------------------------------
481 * IDE/ATA stuff (Supports IDE harddisk on PCMCIA Adapter)
482 *-----------------------------------------------------------------------
485 #define CONFIG_IDE_8xx_PCCARD 1 /* Use IDE with PC Card Adapter */
487 #undef CONFIG_IDE_8xx_DIRECT /* Direct IDE not supported */
488 #undef CONFIG_IDE_LED /* LED for ide not supported */
489 #undef CONFIG_IDE_RESET /* reset for ide not supported */
491 #define CONFIG_SYS_IDE_MAXBUS 1 /* max. 1 IDE bus */
492 #define CONFIG_SYS_IDE_MAXDEVICE 1 /* max. 1 drive per IDE bus */
494 #define CONFIG_SYS_ATA_IDE0_OFFSET 0x0000
496 #define CONFIG_SYS_ATA_BASE_ADDR 0xa0000000
498 /* Offset for data I/O */
499 #define CONFIG_SYS_ATA_DATA_OFFSET 0x100
501 /* Offset for normal register accesses */
502 #define CONFIG_SYS_ATA_REG_OFFSET 0x100
504 /* Offset for alternate registers */
505 #define CONFIG_SYS_ATA_ALT_OFFSET 0x108
507 #endif /* __CONFIG_H */