2 * (C) Copyright 2001-2005
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
34 * High Level Configuration Options
38 #define CONFIG_MPC8260 1 /* This is a MPC8260 CPU */
39 #define CONFIG_PM828 1 /* ...on a PM828 module */
40 #define CONFIG_CPM2 1 /* Has a CPM2 */
42 #undef CONFIG_DB_CR826_J30x_ON /* J30x jumpers on D.B. carrier */
44 #define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */
46 #define CONFIG_PREBOOT "echo;echo Type \"run flash_nfs\" to mount root filesystem over NFS;echo"
48 #undef CONFIG_BOOTARGS
49 #define CONFIG_BOOTCOMMAND \
51 "setenv bootargs root=/dev/nfs rw nfsroot=${serverip}:${rootpath} " \
52 "ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}:${hostname}::off;" \
55 /* enable I2C and select the hardware/software driver */
56 #undef CONFIG_HARD_I2C
57 #define CONFIG_SOFT_I2C 1 /* I2C bit-banged */
58 # define CFG_I2C_SPEED 50000
59 # define CFG_I2C_SLAVE 0xFE
61 * Software (bit-bang) I2C driver configuration
63 #define I2C_PORT 3 /* Port A=0, B=1, C=2, D=3 */
64 #define I2C_ACTIVE (iop->pdir |= 0x00010000)
65 #define I2C_TRISTATE (iop->pdir &= ~0x00010000)
66 #define I2C_READ ((iop->pdat & 0x00010000) != 0)
67 #define I2C_SDA(bit) if(bit) iop->pdat |= 0x00010000; \
68 else iop->pdat &= ~0x00010000
69 #define I2C_SCL(bit) if(bit) iop->pdat |= 0x00020000; \
70 else iop->pdat &= ~0x00020000
71 #define I2C_DELAY udelay(5) /* 1/4 I2C clock duration */
74 #define CONFIG_RTC_PCF8563
75 #define CFG_I2C_RTC_ADDR 0x51
78 * select serial console configuration
80 * if either CONFIG_CONS_ON_SMC or CONFIG_CONS_ON_SCC is selected, then
81 * CONFIG_CONS_INDEX must be set to the channel number (1-2 for SMC, 1-4
84 * if CONFIG_CONS_NONE is defined, then the serial console routines must
85 * defined elsewhere (for example, on the cogent platform, there are serial
86 * ports on the motherboard which are used for the serial console - see
87 * cogent/cma101/serial.[ch]).
89 #define CONFIG_CONS_ON_SMC /* define if console on SMC */
90 #undef CONFIG_CONS_ON_SCC /* define if console on SCC */
91 #undef CONFIG_CONS_NONE /* define if console on something else*/
92 #define CONFIG_CONS_INDEX 2 /* which serial channel for console */
95 * select ethernet configuration
97 * if CONFIG_ETHER_ON_SCC is selected, then
98 * - CONFIG_ETHER_INDEX must be set to the channel number (1-4)
99 * - CONFIG_NET_MULTI must not be defined
101 * if CONFIG_ETHER_ON_FCC is selected, then
102 * - one or more CONFIG_ETHER_ON_FCCx (x=1,2,3) must also be selected
103 * - CONFIG_NET_MULTI must be defined
105 * if CONFIG_ETHER_NONE is defined, then either the ethernet routines must be
106 * defined elsewhere (as for the console), or CONFIG_CMD_NET must be unset.
108 #define CONFIG_NET_MULTI
109 #undef CONFIG_ETHER_NONE /* define if ether on something else */
111 #undef CONFIG_ETHER_ON_SCC /* define if ether on SCC */
112 #define CONFIG_ETHER_INDEX 1 /* which SCC channel for ethernet */
114 #define CONFIG_ETHER_ON_FCC /* define if ether on FCC */
119 #define CONFIG_ETHER_ON_FCC1
120 # define CFG_CMXFCR_MASK1 (CMXFCR_FC1|CMXFCR_RF1CS_MSK|CMXFCR_TF1CS_MSK)
121 #ifndef CONFIG_DB_CR826_J30x_ON
122 # define CFG_CMXFCR_VALUE1 (CMXFCR_RF1CS_CLK11|CMXFCR_TF1CS_CLK10)
124 # define CFG_CMXFCR_VALUE1 (CMXFCR_RF1CS_CLK11|CMXFCR_TF1CS_CLK12)
130 #define CONFIG_ETHER_ON_FCC2
131 # define CFG_CMXFCR_MASK2 (CMXFCR_FC2|CMXFCR_RF2CS_MSK|CMXFCR_TF2CS_MSK)
132 # define CFG_CMXFCR_VALUE2 (CMXFCR_RF2CS_CLK13|CMXFCR_TF2CS_CLK14)
134 * - RAM for BD/Buffers is on the 60x Bus (see 28-13)
135 * - Enable Full Duplex in FSMR
137 # define CFG_CPMFCR_RAMTYPE 0
138 # define CFG_FCC_PSMR (FCC_PSMR_FDE|FCC_PSMR_LPB)
140 /* system clock rate (CLKIN) - equal to the 60x and local bus speed */
141 #define CONFIG_8260_CLKIN 100000000 /* in Hz */
143 #if defined(CONFIG_CONS_NONE) || defined(CONFIG_CONS_USE_EXTC)
144 #define CONFIG_BAUDRATE 230400
146 #define CONFIG_BAUDRATE 9600
149 #define CONFIG_LOADS_ECHO 1 /* echo on for serial download */
150 #undef CFG_LOADS_BAUD_CHANGE /* don't allow baudrate change */
152 #undef CONFIG_WATCHDOG /* watchdog disabled */
157 #define CONFIG_BOOTP_SUBNETMASK
158 #define CONFIG_BOOTP_GATEWAY
159 #define CONFIG_BOOTP_HOSTNAME
160 #define CONFIG_BOOTP_BOOTPATH
161 #define CONFIG_BOOTP_BOOTFILESIZE
165 * Command line configuration.
167 #include <config_cmd_default.h>
169 #define CONFIG_CMD_BEDBUG
170 #define CONFIG_CMD_DATE
171 #define CONFIG_CMD_DHCP
172 #define CONFIG_CMD_DOC
173 #define CONFIG_CMD_EEPROM
174 #define CONFIG_CMD_I2C
175 #define CONFIG_CMD_NFS
176 #define CONFIG_CMD_SNTP
179 #define CONFIG_CMD_PCI
184 * Disk-On-Chip configuration
186 #define CFG_NAND_LEGACY
188 #define CFG_DOC_SHORT_TIMEOUT
189 #define CFG_MAX_DOC_DEVICE 1 /* Max number of DOC devices */
191 #define CFG_DOC_SUPPORT_2000
192 #define CFG_DOC_SUPPORT_MILLENNIUM
195 * Miscellaneous configurable options
197 #define CFG_LONGHELP /* undef to save memory */
198 #define CFG_PROMPT "=> " /* Monitor Command Prompt */
199 #if defined(CONFIG_CMD_KGDB)
200 #define CFG_CBSIZE 1024 /* Console I/O Buffer Size */
202 #define CFG_CBSIZE 256 /* Console I/O Buffer Size */
204 #define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print Buffer Size */
205 #define CFG_MAXARGS 16 /* max number of command args */
206 #define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */
208 #define CFG_MEMTEST_START 0x0400000 /* memtest works on */
209 #define CFG_MEMTEST_END 0x0C00000 /* 4 ... 12 MB in DRAM */
211 #define CFG_LOAD_ADDR 0x100000 /* default load address */
213 #define CFG_HZ 1000 /* decrementer freq: 1 ms ticks */
215 #define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 }
217 #define CFG_RESET_ADDRESS 0xFDFFFFFC /* "bad" address */
220 * For booting Linux, the board info and command line data
221 * have to be in the first 8 MB of memory, since this is
222 * the maximum mapped by the Linux kernel during initialization.
224 #define CFG_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
226 /*-----------------------------------------------------------------------
227 * Flash and Boot ROM mapping
230 #define CFG_BOOTROM_BASE 0xFF800000
231 #define CFG_BOOTROM_SIZE 0x00080000
232 #define CFG_FLASH0_BASE 0x40000000
233 #define CFG_FLASH0_SIZE 0x02000000
234 #define CFG_DOC_BASE 0xFF800000
235 #define CFG_DOC_SIZE 0x00100000
238 /* Flash bank size (for preliminary settings)
240 #define CFG_FLASH_SIZE CFG_FLASH0_SIZE
242 /*-----------------------------------------------------------------------
245 #define CFG_MAX_FLASH_BANKS 1 /* max num of memory banks */
246 #define CFG_MAX_FLASH_SECT 135 /* max num of sects on one chip */
248 #define CFG_FLASH_ERASE_TOUT 240000 /* Flash Erase Timeout (in ms) */
249 #define CFG_FLASH_WRITE_TOUT 500 /* Flash Write Timeout (in ms) */
252 /* Start port with environment in flash; switch to EEPROM later */
253 #define CFG_ENV_IS_IN_FLASH 1
254 #define CFG_ENV_ADDR (CFG_FLASH_BASE+0x40000)
255 #define CFG_ENV_SIZE 0x40000
256 #define CFG_ENV_SECT_SIZE 0x40000
258 /* Final version: environment in EEPROM */
259 #define CFG_ENV_IS_IN_EEPROM 1
260 #define CFG_I2C_EEPROM_ADDR 0x58
261 #define CFG_I2C_EEPROM_ADDR_LEN 1
262 #define CFG_EEPROM_PAGE_WRITE_BITS 4
263 #define CFG_EEPROM_PAGE_WRITE_DELAY_MS 10 /* and takes up to 10 msec */
264 #define CFG_ENV_OFFSET 512
265 #define CFG_ENV_SIZE (2048 - 512)
268 /*-----------------------------------------------------------------------
269 * Hard Reset Configuration Words
271 * if you change bits in the HRCW, you must also change the CFG_*
272 * defines for the various registers affected by the HRCW e.g. changing
273 * HRCW_DPPCxx requires you to also change CFG_SIUMCR.
275 #if defined(CONFIG_BOOT_ROM)
276 #define CFG_HRCW_MASTER (HRCW_BPS01 | HRCW_CIP | HRCW_ISB100 | HRCW_BMS)
278 #define CFG_HRCW_MASTER (HRCW_CIP | HRCW_ISB100 | HRCW_BMS)
281 /* no slaves so just fill with zeros */
282 #define CFG_HRCW_SLAVE1 0
283 #define CFG_HRCW_SLAVE2 0
284 #define CFG_HRCW_SLAVE3 0
285 #define CFG_HRCW_SLAVE4 0
286 #define CFG_HRCW_SLAVE5 0
287 #define CFG_HRCW_SLAVE6 0
288 #define CFG_HRCW_SLAVE7 0
290 /*-----------------------------------------------------------------------
291 * Internal Memory Mapped Register
293 #define CFG_IMMR 0xF0000000
295 /*-----------------------------------------------------------------------
296 * Definitions for initial stack pointer and data area (in DPRAM)
298 #define CFG_INIT_RAM_ADDR CFG_IMMR
299 #define CFG_INIT_RAM_END 0x4000 /* End of used area in DPRAM */
300 #define CFG_GBL_DATA_SIZE 128 /* size in bytes reserved for initial data*/
301 #define CFG_GBL_DATA_OFFSET (CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE)
302 #define CFG_INIT_SP_OFFSET CFG_GBL_DATA_OFFSET
304 /*-----------------------------------------------------------------------
305 * Start addresses for the final memory configuration
306 * (Set up by the startup code)
307 * Please note that CFG_SDRAM_BASE _must_ start at 0
309 * 60x SDRAM is mapped at CFG_SDRAM_BASE, local SDRAM
310 * is mapped at SDRAM_BASE2_PRELIM.
312 #define CFG_SDRAM_BASE 0x00000000
313 #define CFG_FLASH_BASE CFG_FLASH0_BASE
314 #define CFG_MONITOR_BASE TEXT_BASE
315 #define CFG_MONITOR_LEN (256 << 10) /* Reserve 256 kB for Monitor */
316 #define CFG_MALLOC_LEN (128 << 10) /* Reserve 128 kB for malloc()*/
318 #if (CFG_MONITOR_BASE < CFG_FLASH_BASE)
323 #define CONFIG_PCI_PNP
324 #define CONFIG_EEPRO100
325 #define CFG_RX_ETH_BUFFER 8 /* use 8 rx buffer on eepro100 */
329 * Internal Definitions
333 #define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH*/
334 #define BOOTFLAG_WARM 0x02 /* Software reboot */
337 /*-----------------------------------------------------------------------
338 * Cache Configuration
340 #define CFG_CACHELINE_SIZE 32 /* For MPC8260 CPU */
341 #if defined(CONFIG_CMD_KGDB)
342 # define CFG_CACHELINE_SHIFT 5 /* log base 2 of the above value */
345 /*-----------------------------------------------------------------------
346 * HIDx - Hardware Implementation-dependent Registers 2-11
347 *-----------------------------------------------------------------------
348 * HID0 also contains cache control - initially enable both caches and
349 * invalidate contents, then the final state leaves only the instruction
350 * cache enabled. Note that Power-On and Hard reset invalidate the caches,
351 * but Soft reset does not.
353 * HID1 has only read-only information - nothing to set.
355 #define CFG_HID0_INIT (HID0_ICE|HID0_DCE|HID0_ICFI|HID0_DCI|\
357 #define CFG_HID0_FINAL (HID0_ICE|HID0_IFEM|HID0_ABE)
360 /*-----------------------------------------------------------------------
361 * RMR - Reset Mode Register 5-5
362 *-----------------------------------------------------------------------
363 * turn on Checkstop Reset Enable
365 #define CFG_RMR RMR_CSRE
367 /*-----------------------------------------------------------------------
368 * BCR - Bus Configuration 4-25
369 *-----------------------------------------------------------------------
372 #define BCR_APD01 0x10000000
373 #define CFG_BCR (BCR_APD01|BCR_ETM|BCR_LETM) /* 8260 mode */
375 /*-----------------------------------------------------------------------
376 * SIUMCR - SIU Module Configuration 4-31
377 *-----------------------------------------------------------------------
380 #define CFG_SIUMCR (SIUMCR_DPPC00|SIUMCR_APPC10|SIUMCR_CS10PC01)
382 #define CFG_SIUMCR (SIUMCR_DPPC10|SIUMCR_APPC10)
386 /*-----------------------------------------------------------------------
387 * SYPCR - System Protection Control 4-35
388 * SYPCR can only be written once after reset!
389 *-----------------------------------------------------------------------
390 * Watchdog & Bus Monitor Timer max, 60x Bus Monitor enable
392 #if defined(CONFIG_WATCHDOG)
393 #define CFG_SYPCR (SYPCR_SWTC|SYPCR_BMT|SYPCR_PBME|SYPCR_LBME|\
394 SYPCR_SWRI|SYPCR_SWP|SYPCR_SWE)
396 #define CFG_SYPCR (SYPCR_SWTC|SYPCR_BMT|SYPCR_PBME|SYPCR_LBME|\
397 SYPCR_SWRI|SYPCR_SWP)
398 #endif /* CONFIG_WATCHDOG */
400 /*-----------------------------------------------------------------------
401 * TMCNTSC - Time Counter Status and Control 4-40
402 *-----------------------------------------------------------------------
403 * Clear once per Second and Alarm Interrupt Status, Set 32KHz timersclk,
404 * and enable Time Counter
406 #define CFG_TMCNTSC (TMCNTSC_SEC|TMCNTSC_ALR|TMCNTSC_TCF|TMCNTSC_TCE)
408 /*-----------------------------------------------------------------------
409 * PISCR - Periodic Interrupt Status and Control 4-42
410 *-----------------------------------------------------------------------
411 * Clear Periodic Interrupt Status, Set 32KHz timersclk, and enable
414 #define CFG_PISCR (PISCR_PS|PISCR_PTF|PISCR_PTE)
416 /*-----------------------------------------------------------------------
417 * SCCR - System Clock Control 9-8
418 *-----------------------------------------------------------------------
420 #define CFG_SCCR (SCCR_DFBRG00)
422 /*-----------------------------------------------------------------------
423 * RCCR - RISC Controller Configuration 13-7
424 *-----------------------------------------------------------------------
429 * Init Memory Controller:
431 * Bank Bus Machine PortSz Device
432 * ---- --- ------- ------ ------
433 * 0 60x GPCM 64 bit FLASH
434 * 1 60x SDRAM 64 bit SDRAM
438 /* Initialize SDRAM on local bus
440 #define CFG_INIT_LOCAL_SDRAM
443 /* Minimum mask to separate preliminary
444 * address ranges for CS[0:2]
446 #define CFG_MIN_AM_MASK 0xC0000000
449 * we use the same values for 32 MB and 128 MB SDRAM
450 * refresh rate = 7.68 uS (100 MHz Bus Clock)
452 #define CFG_MPTPR 0x2000
453 #define CFG_PSRT 0x16
455 #define CFG_MRS_OFFS 0x00000000
458 #if defined(CONFIG_BOOT_ROM)
460 * Bank 0 - Boot ROM (8 bit wide)
462 #define CFG_BR0_PRELIM ((CFG_BOOTROM_BASE & BRx_BA_MSK)|\
467 #define CFG_OR0_PRELIM (P2SZ_TO_AM(CFG_BOOTROM_SIZE) |\
475 * Bank 1 - Flash (64 bit wide)
477 #define CFG_BR1_PRELIM ((CFG_FLASH_BASE & BRx_BA_MSK) |\
482 #define CFG_OR1_PRELIM (P2SZ_TO_AM(CFG_FLASH_SIZE) |\
489 #else /* ! CONFIG_BOOT_ROM */
492 * Bank 0 - Flash (64 bit wide)
494 #define CFG_BR0_PRELIM ((CFG_FLASH_BASE & BRx_BA_MSK) |\
499 #define CFG_OR0_PRELIM (P2SZ_TO_AM(CFG_FLASH_SIZE) |\
507 * Bank 1 - Disk-On-Chip
509 #define CFG_BR1_PRELIM ((CFG_DOC_BASE & BRx_BA_MSK) |\
514 #define CFG_OR1_PRELIM (P2SZ_TO_AM(CFG_DOC_SIZE) |\
521 #endif /* CONFIG_BOOT_ROM */
527 #define CFG_BR2_PRELIM ((CFG_SDRAM_BASE & BRx_BA_MSK) |\
532 /* SDRAM initialization values for 8-column chips
534 #define CFG_OR2_8COL (CFG_MIN_AM_MASK |\
536 ORxS_ROWST_PBI0_A9 |\
539 #define CFG_PSDMR_8COL (PSDMR_SDAM_A13_IS_A5 |\
540 PSDMR_BSMA_A14_A16 |\
541 PSDMR_SDA10_PBI0_A10 |\
549 /* SDRAM initialization values for 9-column chips
551 #define CFG_OR2_9COL (CFG_MIN_AM_MASK |\
553 ORxS_ROWST_PBI0_A7 |\
556 #define CFG_PSDMR_9COL (PSDMR_SDAM_A14_IS_A5 |\
557 PSDMR_BSMA_A13_A15 |\
558 PSDMR_SDA10_PBI0_A9 |\
566 #define CFG_OR2_PRELIM CFG_OR2_9COL
567 #define CFG_PSDMR CFG_PSDMR_9COL
569 #endif /* CFG_RAMBOOT */
571 #endif /* __CONFIG_H */