3 * Murray Jensen <Murray.Jensen@cmst.csiro.au>
6 * Sysgo Real-Time Solutions, GmbH <www.elinos.com>
7 * Marius Groeger <mgroeger@sysgo.de>
10 * Advent Networks, Inc. <http://www.adventnetworks.com>
11 * Jay Monkman <jtm@smoothsmoothie.com>
13 * Configuration settings for the WindRiver SBC8260 board.
14 * See http://www.windriver.com/products/html/sbc8260.html
16 * See file CREDITS for list of people who contributed to this
19 * This program is free software; you can redistribute it and/or
20 * modify it under the terms of the GNU General Public License as
21 * published by the Free Software Foundation; either version 2 of
22 * the License, or (at your option) any later version.
24 * This program is distributed in the hope that it will be useful,
25 * but WITHOUT ANY WARRANTY; without even the implied warranty of
26 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
27 * GNU General Public License for more details.
29 * You should have received a copy of the GNU General Public License
30 * along with this program; if not, write to the Free Software
31 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
38 #define CONFIG_SYS_TEXT_BASE 0x40000000
40 #undef DEBUG_BOOTP_EXT /* Debug received vendor fields */
42 #undef CONFIG_LOGBUFFER /* External logbuffer support */
44 /*****************************************************************************
46 * These settings must match the way _your_ board is set up
48 *****************************************************************************/
50 /* What is the oscillator's (UX2) frequency in Hz? */
51 #define CONFIG_8260_CLKIN 66666600
53 /*-----------------------------------------------------------------------
54 * MODCK_H & MODCLK[1-3] - Ref: Section 9.2 in MPC8206 User Manual
55 *-----------------------------------------------------------------------
56 * What should MODCK_H be? It is dependent on the oscillator
57 * frequency, MODCK[1-3], and desired CPM and core frequencies.
58 * Here are some example values (all frequencies are in MHz):
60 * MODCK_H MODCK[1-3] Osc CPM Core S2-6 S2-7 S2-8
61 * ------- ---------- --- --- ---- ----- ----- -----
62 * 0x1 0x5 33 100 133 Open Close Open
63 * 0x1 0x6 33 100 166 Open Open Close
64 * 0x1 0x7 33 100 200 Open Open Open
66 * 0x2 0x2 33 133 133 Close Open Close
67 * 0x2 0x3 33 133 166 Close Open Open
68 * 0x2 0x4 33 133 200 Open Close Close
69 * 0x2 0x5 33 133 233 Open Close Open
70 * 0x2 0x6 33 133 266 Open Open Close
72 * 0x5 0x5 66 133 133 Open Close Open
73 * 0x5 0x6 66 133 166 Open Open Close
74 * 0x5 0x7 66 133 200 Open Open Open
75 * 0x6 0x0 66 133 233 Close Close Close
76 * 0x6 0x1 66 133 266 Close Close Open
77 * 0x6 0x2 66 133 300 Close Open Close
79 #define CONFIG_SYS_SBC_MODCK_H 0x05
81 /* Define this if you want to boot from 0x00000100. If you don't define
82 * this, you will need to program the bootloader to 0xfff00000, and
83 * get the hardware reset config words at 0xfe000000. The simplest
84 * way to do that is to program the bootloader at both addresses.
85 * It is suggested that you just let U-Boot live at 0x00000000.
87 #define CONFIG_SYS_SBC_BOOT_LOW 1
89 /* What should the base address of the main FLASH be and how big is
90 * it (in MBytes)? This must contain CONFIG_SYS_TEXT_BASE from board/sacsng/config.mk
91 * The main FLASH is whichever is connected to *CS0.
93 #define CONFIG_SYS_FLASH0_BASE 0x40000000
94 #define CONFIG_SYS_FLASH0_SIZE 2
96 /* What should the base address of the secondary FLASH be and how big
97 * is it (in Mbytes)? The secondary FLASH is whichever is connected
100 #define CONFIG_SYS_FLASH1_BASE 0x60000000
101 #define CONFIG_SYS_FLASH1_SIZE 2
103 /* Define CONFIG_VERY_BIG_RAM to allow use of SDRAMs larger than 256MBytes
105 #define CONFIG_VERY_BIG_RAM 1
107 /* What should be the base address of SDRAM DIMM and how big is
108 * it (in Mbytes)? This will normally auto-configure via the SPD.
110 #define CONFIG_SYS_SDRAM0_BASE 0x00000000
111 #define CONFIG_SYS_SDRAM0_SIZE 64
114 * Memory map example with 64 MB DIMM:
116 * 0x0000 0000 Exception Vector code, 8k
119 * 0x0000 2000 Free for Application Use
125 * 0x03F5 FF30 Monitor Stack (Growing downward)
126 * Monitor Stack Buffer (0x80)
127 * 0x03F5 FFB0 Board Info Data
128 * 0x03F6 0000 Malloc Arena
129 * : CONFIG_ENV_SECT_SIZE, 16k
130 * : CONFIG_SYS_MALLOC_LEN, 128k
131 * 0x03FC 0000 RAM Copy of Monitor Code
132 * : CONFIG_SYS_MONITOR_LEN, 256k
133 * 0x03FF FFFF [End of RAM], CONFIG_SYS_SDRAM_SIZE - 1
136 #define CONFIG_POST (CONFIG_SYS_POST_MEMORY | \
141 * select serial console configuration
143 * if either CONFIG_CONS_ON_SMC or CONFIG_CONS_ON_SCC is selected, then
144 * CONFIG_CONS_INDEX must be set to the channel number (1-2 for SMC, 1-4
147 * if CONFIG_CONS_NONE is defined, then the serial console routines must
150 #define CONFIG_CONS_ON_SMC 1 /* define if console on SMC */
151 #undef CONFIG_CONS_ON_SCC /* define if console on SCC */
152 #undef CONFIG_CONS_NONE /* define if console on neither */
153 #define CONFIG_CONS_INDEX 1 /* which SMC/SCC channel for console */
156 * select ethernet configuration
158 * if either CONFIG_ETHER_ON_SCC or CONFIG_ETHER_ON_FCC is selected, then
159 * CONFIG_ETHER_INDEX must be set to the channel number (1-4 for SCC, 1-3
162 * if CONFIG_ETHER_NONE is defined, then either the ethernet routines must be
163 * defined elsewhere (as for the console), or CONFIG_CMD_NET must be unset.
166 #undef CONFIG_ETHER_ON_SCC
167 #define CONFIG_ETHER_ON_FCC
168 #undef CONFIG_ETHER_NONE /* define if ethernet on neither */
170 #ifdef CONFIG_ETHER_ON_SCC
171 #define CONFIG_ETHER_INDEX 1 /* which SCC/FCC channel for ethernet */
172 #endif /* CONFIG_ETHER_ON_SCC */
174 #ifdef CONFIG_ETHER_ON_FCC
175 #define CONFIG_ETHER_INDEX 2 /* which SCC/FCC channel for ethernet */
176 #undef CONFIG_ETHER_LOOPBACK_TEST /* Ethernet external loopback test */
177 #define CONFIG_MII /* MII PHY management */
178 #define CONFIG_BITBANGMII /* bit-bang MII PHY management */
180 * Port pins used for bit-banged MII communictions (if applicable).
183 #define MDIO_PORT 2 /* Port A=0, B=1, C=2, D=3 */
184 #define MDIO_DECLARE volatile ioport_t *iop = ioport_addr ( \
185 (immap_t *) CONFIG_SYS_IMMR, MDIO_PORT )
186 #define MDC_DECLARE MDIO_DECLARE
188 #define MDIO_ACTIVE (iop->pdir |= 0x40000000)
189 #define MDIO_TRISTATE (iop->pdir &= ~0x40000000)
190 #define MDIO_READ ((iop->pdat & 0x40000000) != 0)
192 #define MDIO(bit) if(bit) iop->pdat |= 0x40000000; \
193 else iop->pdat &= ~0x40000000
195 #define MDC(bit) if(bit) iop->pdat |= 0x80000000; \
196 else iop->pdat &= ~0x80000000
198 #define MIIDELAY udelay(50)
199 #endif /* CONFIG_ETHER_ON_FCC */
201 #if defined(CONFIG_ETHER_ON_SCC) && (CONFIG_ETHER_INDEX == 1)
207 # define CONFIG_SYS_CMXSCR_VALUE (CMXSCR_RS1CS_CLK11 | CMXSCR_TS1CS_CLK12)
209 #elif defined(CONFIG_ETHER_ON_FCC) && (CONFIG_ETHER_INDEX == 2)
214 * - Select bus for bd/buffers (see 28-13)
215 * - Enable Full Duplex in FSMR
217 # define CONFIG_SYS_CMXFCR_MASK (CMXFCR_FC2|CMXFCR_RF2CS_MSK|CMXFCR_TF2CS_MSK)
218 # define CONFIG_SYS_CMXFCR_VALUE (CMXFCR_RF2CS_CLK13|CMXFCR_TF2CS_CLK14)
219 # define CONFIG_SYS_CPMFCR_RAMTYPE 0
220 # define CONFIG_SYS_FCC_PSMR (FCC_PSMR_FDE | FCC_PSMR_LPB)
222 #endif /* CONFIG_ETHER_ON_FCC, CONFIG_ETHER_INDEX */
224 #define CONFIG_SHOW_BOOT_PROGRESS 1 /* boot progress enabled */
227 * Configure for RAM tests.
229 #undef CONFIG_SYS_DRAM_TEST /* calls other tests in board.c */
233 * Status LED for power up status feedback.
235 #define CONFIG_STATUS_LED 1 /* Status LED enabled */
237 #define STATUS_LED_PAR im_ioport.iop_ppara
238 #define STATUS_LED_DIR im_ioport.iop_pdira
239 #define STATUS_LED_ODR im_ioport.iop_podra
240 #define STATUS_LED_DAT im_ioport.iop_pdata
242 #define STATUS_LED_BIT 0x00000800 /* LED 0 is on PA.20 */
243 #define STATUS_LED_PERIOD (CONFIG_SYS_HZ)
244 #define STATUS_LED_STATE STATUS_LED_OFF
245 #define STATUS_LED_BIT1 0x00001000 /* LED 1 is on PA.19 */
246 #define STATUS_LED_PERIOD1 (CONFIG_SYS_HZ)
247 #define STATUS_LED_STATE1 STATUS_LED_OFF
248 #define STATUS_LED_BIT2 0x00002000 /* LED 2 is on PA.18 */
249 #define STATUS_LED_PERIOD2 (CONFIG_SYS_HZ/2)
250 #define STATUS_LED_STATE2 STATUS_LED_ON
252 #define STATUS_LED_ACTIVE 0 /* LED on for bit == 0 */
254 #define STATUS_LED_YELLOW 0
255 #define STATUS_LED_GREEN 1
256 #define STATUS_LED_RED 2
257 #define STATUS_LED_BOOT 1
261 * Select SPI support configuration
263 #define CONFIG_SOFT_SPI /* Enable SPI driver */
264 #define MAX_SPI_BYTES 4 /* Maximum number of bytes we can handle */
265 #undef DEBUG_SPI /* Disable SPI debugging */
268 * Software (bit-bang) SPI driver configuration
270 #ifdef CONFIG_SOFT_SPI
273 * Software (bit-bang) SPI driver configuration
275 #define I2C_SCLK 0x00002000 /* PD 18: Shift clock */
276 #define I2C_MOSI 0x00004000 /* PD 17: Master Out, Slave In */
277 #define I2C_MISO 0x00008000 /* PD 16: Master In, Slave Out */
279 #undef SPI_INIT /* no port initialization needed */
280 #define SPI_READ ((immr->im_ioport.iop_pdatd & I2C_MISO) != 0)
281 #define SPI_SDA(bit) do { \
282 if(bit) immr->im_ioport.iop_pdatd |= I2C_MOSI; \
283 else immr->im_ioport.iop_pdatd &= ~I2C_MOSI; \
285 #define SPI_SCL(bit) do { \
286 if(bit) immr->im_ioport.iop_pdatd |= I2C_SCLK; \
287 else immr->im_ioport.iop_pdatd &= ~I2C_SCLK; \
289 #define SPI_DELAY /* No delay is needed */
290 #endif /* CONFIG_SOFT_SPI */
294 * select I2C support configuration
296 * Supported configurations are {none, software, hardware} drivers.
297 * If the software driver is chosen, there are some additional
298 * configuration items that the driver uses to drive the port pins.
300 #undef CONFIG_HARD_I2C /* I2C with hardware support */
301 #define CONFIG_SOFT_I2C 1 /* I2C bit-banged */
302 #define CONFIG_SYS_I2C_SPEED 400000 /* I2C speed and slave address */
303 #define CONFIG_SYS_I2C_SLAVE 0x7F
306 * Software (bit-bang) I2C driver configuration
308 #ifdef CONFIG_SOFT_I2C
309 #define I2C_PORT 3 /* Port A=0, B=1, C=2, D=3 */
310 #define I2C_ACTIVE (iop->pdir |= 0x00010000)
311 #define I2C_TRISTATE (iop->pdir &= ~0x00010000)
312 #define I2C_READ ((iop->pdat & 0x00010000) != 0)
313 #define I2C_SDA(bit) if(bit) iop->pdat |= 0x00010000; \
314 else iop->pdat &= ~0x00010000
315 #define I2C_SCL(bit) if(bit) iop->pdat |= 0x00020000; \
316 else iop->pdat &= ~0x00020000
317 #define I2C_DELAY udelay(20) /* 1/4 I2C clock duration */
318 #endif /* CONFIG_SOFT_I2C */
320 /* Define this to reserve an entire FLASH sector for
321 * environment variables. Otherwise, the environment will be
322 * put in the same sector as U-Boot, and changing variables
323 * will erase U-Boot temporarily
325 #define CONFIG_ENV_IN_OWN_SECT 1
327 /* Define this to contain any number of null terminated strings that
328 * will be part of the default enviroment compiled into the boot image.
330 #define CONFIG_EXTRA_ENV_SETTINGS \
332 "serverip=192.168.123.205\0" \
333 "ipaddr=192.168.123.203\0" \
334 "checkhostname=VR8500\0" \
337 "tftpboot 0x140000 /bdi2000/u-boot.bin; " \
338 "protect off 60000000 6003FFFF; " \
339 "erase 60000000 6003FFFF; " \
340 "cp.b 140000 60000000 ${filesize}; " \
341 "protect on 60000000 6003FFFF\0" \
343 "protect off 60040000 6004FFFF; " \
344 "erase 60040000 6004FFFF; " \
345 "cp.b 40040000 60040000 10000; " \
346 "protect on 60040000 6004FFFF\0" \
348 "protect off 60000000 6003FFFF; " \
349 "erase 60000000 6003FFFF; " \
350 "cp.b 40000000 60000000 40000; " \
351 "protect on 60000000 6003FFFF\0" \
353 "protect off 40040000 4004FFFF; " \
354 "erase 40040000 4004FFFF; " \
355 "protect on 40040000 4004FFFF\0" \
357 "protect off 60040000 6004FFFF; " \
358 "erase 60040000 6004FFFF; " \
359 "protect on 60040000 6004FFFF\0" \
365 "setenv bootargs root=/dev/ram0 rw quiet " \
366 "ip=\\${ipaddr}:\\${serverip}:\\${gatewayip}:\\${netmask}:\\${hostname}::off\\;" \
369 "root-on-initrd-debug="\
374 "setenv bootargs root=/dev/ram0 rw debug " \
375 "ip=\\${ipaddr}:\\${serverip}:\\${gatewayip}:\\${netmask}:\\${hostname}::off\\;" \
376 "run debug-hook\\;" \
384 "setenv bootargs root=/dev/nfs rw quiet " \
385 "nfsroot=\\${serverip}:\\${rootpath} " \
386 "ip=\\${ipaddr}:\\${serverip}:\\${gatewayip}:\\${netmask}:\\${hostname}::off\\;" \
389 "root-on-nfs-debug="\
394 "setenv bootargs root=/dev/nfs rw debug " \
395 "nfsroot=\\${serverip}:\\${rootpath} " \
396 "ip=\\${ipaddr}:\\${serverip}:\\${gatewayip}:\\${netmask}:\\${hostname}::off\\;" \
397 "run debug-hook\\;" \
401 "setenv checkhostname;" \
402 "setenv ethaddr 00:09:70:00:00:01;" \
404 "setenv bootargs root=/dev/nfs rw nfsroot=${serverip}:${rootpath} debug " \
405 "ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}:${hostname}::off;" \
410 "echo ipaddr ${ipaddr};" \
411 "echo serverip ${serverip};" \
412 "echo gatewayip ${gatewayip};" \
413 "echo netmask ${netmask};" \
414 "echo hostname ${hostname}\0" \
415 "ana=run adc ; run dac\0" \
416 "adc=run adc-12 ; run adc-34\0" \
417 "adc-12=echo ### ADC-12 ; i2c md e 81 e\0" \
418 "adc-34=echo ### ADC-34 ; i2c md f 81 e\0" \
419 "dac=echo ### DAC ; i2c md 11 81 5\0" \
422 /* What should the console's baud rate be? */
423 #define CONFIG_BAUDRATE 9600
425 /* Ethernet MAC address */
426 #define CONFIG_ETHADDR 00:09:70:00:00:00
428 /* The default Ethernet MAC address can be overwritten just once */
429 #ifdef CONFIG_ETHADDR
430 #define CONFIG_OVERWRITE_ETHADDR_ONCE 1
434 * Define this to do some miscellaneous board-specific initialization.
436 #define CONFIG_MISC_INIT_R
438 /* Set to a positive value to delay for running BOOTCOMMAND */
439 #define CONFIG_BOOTDELAY 1 /* autoboot after 1 second */
441 /* Be selective on what keys can delay or stop the autoboot process
444 #define CONFIG_AUTOBOOT_KEYED
445 #define CONFIG_AUTOBOOT_PROMPT "Autobooting...\n"
446 #define CONFIG_AUTOBOOT_STOP_STR " "
447 #undef CONFIG_AUTOBOOT_DELAY_STR
448 #define CONFIG_ZERO_BOOTDELAY_CHECK
449 #define DEBUG_BOOTKEYS 0
451 /* Define a command string that is automatically executed when no character
452 * is read on the console interface withing "Boot Delay" after reset.
454 #undef CONFIG_BOOT_ROOT_INITRD /* Use ram disk for the root file system */
455 #define CONFIG_BOOT_ROOT_NFS /* Use a NFS mounted root file system */
457 #ifdef CONFIG_BOOT_ROOT_INITRD
458 #define CONFIG_BOOTCOMMAND \
462 "setenv bootargs root=/dev/ram0 rw quiet " \
463 "ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}:${hostname}::off;" \
466 #endif /* CONFIG_BOOT_ROOT_INITRD */
468 #ifdef CONFIG_BOOT_ROOT_NFS
469 #define CONFIG_BOOTCOMMAND \
473 "setenv bootargs root=/dev/nfs rw nfsroot=${serverip}:${rootpath} quiet " \
474 "ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}:${hostname}::off;" \
477 #endif /* CONFIG_BOOT_ROOT_NFS */
479 #define CONFIG_BOOTP_RANDOM_DELAY /* Randomize the BOOTP retry delay */
484 #define CONFIG_BOOTP_SUBNETMASK
485 #define CONFIG_BOOTP_GATEWAY
486 #define CONFIG_BOOTP_HOSTNAME
487 #define CONFIG_BOOTP_BOOTPATH
488 #define CONFIG_BOOTP_BOOTFILESIZE
489 #define CONFIG_BOOTP_DNS
490 #define CONFIG_BOOTP_DNS2
491 #define CONFIG_BOOTP_SEND_HOSTNAME
494 /* undef this to save memory */
495 #define CONFIG_SYS_LONGHELP
497 /* Monitor Command Prompt */
498 #define CONFIG_SYS_PROMPT "=> "
500 #undef CONFIG_SYS_HUSH_PARSER
501 #ifdef CONFIG_SYS_HUSH_PARSER
502 #define CONFIG_SYS_PROMPT_HUSH_PS2 "> "
505 /* When CONFIG_TIMESTAMP is selected, the timestamp (date and time)
506 * of an image is printed by image commands like bootm or iminfo.
508 #define CONFIG_TIMESTAMP
510 /* If this variable is defined, an environment variable named "ver"
511 * is created by U-Boot showing the U-Boot version.
513 #define CONFIG_VERSION_VARIABLE
517 * Command line configuration.
519 #include <config_cmd_default.h>
521 #define CONFIG_CMD_ELF
522 #define CONFIG_CMD_ASKENV
523 #define CONFIG_CMD_I2C
524 #define CONFIG_CMD_SPI
525 #define CONFIG_CMD_SDRAM
526 #define CONFIG_CMD_REGINFO
527 #define CONFIG_CMD_IMMAP
528 #define CONFIG_CMD_IRQ
529 #define CONFIG_CMD_PING
531 #undef CONFIG_CMD_KGDB
533 #ifdef CONFIG_ETHER_ON_FCC
534 #define CONFIG_CMD_MII
538 /* Where do the internal registers live? */
539 #define CONFIG_SYS_IMMR 0xF0000000
541 #undef CONFIG_WATCHDOG /* disable the watchdog */
543 /*****************************************************************************
545 * You should not have to modify any of the following settings
547 *****************************************************************************/
549 #define CONFIG_MPC8260 1 /* This is an MPC8260 CPU */
550 #define CONFIG_SBC8260 1 /* on an EST SBC8260 Board */
551 #define CONFIG_SACSng 1 /* munged for the SACSng */
552 #define CONFIG_CPM2 1 /* Has a CPM2 */
555 * Miscellaneous configurable options
557 #define CONFIG_SYS_BOOTM_HEADER_QUIET 1 /* Suppress the image header dump */
558 /* in the bootm command. */
559 #define CONFIG_SYS_BOOTM_PROGESS_QUIET 1 /* Suppress the progress displays, */
560 /* "## <message>" from the bootm cmd */
561 #define CONFIG_SYS_BOOTP_CHECK_HOSTNAME 1 /* If checkhostname environment is */
562 /* defined, then the hostname param */
563 /* validated against checkhostname. */
564 #define CONFIG_SYS_BOOTP_RETRY_COUNT 0x40000000 /* # of timeouts before giving up */
565 #define CONFIG_SYS_BOOTP_SHORT_RANDOM_DELAY 1 /* Use a short random delay value */
566 /* (limited to maximum of 1024 msec) */
567 #define CONFIG_SYS_CHK_FOR_ABORT_AT_LEAST_ONCE 1
568 /* Check for abort key presses */
569 /* at least once in dependent of the */
570 /* CONFIG_BOOTDELAY value. */
571 #define CONFIG_SYS_CONSOLE_INFO_QUIET 1 /* Don't print console @ startup */
572 #define CONFIG_SYS_FAULT_ECHO_LINK_DOWN 1 /* Echo the inverted Ethernet link */
573 /* state to the fault LED. */
574 #define CONFIG_SYS_FAULT_MII_ADDR 0x02 /* MII addr of the PHY to check for */
575 /* the Ethernet link state. */
576 #define CONFIG_SYS_STATUS_FLASH_UNTIL_TFTP_OK 1 /* Keeping the status LED flashing */
577 /* until the TFTP is successful. */
578 #define CONFIG_SYS_STATUS_OFF_AFTER_NETBOOT 1 /* After a successful netboot, */
579 /* turn off the STATUS LEDs. */
580 #define CONFIG_SYS_TFTP_BLINK_STATUS_ON_DATA_IN 1 /* Blink status LED based on */
582 #define CONFIG_SYS_TFTP_BLOCKS_PER_HASH 100 /* For every XX blocks, output a '#' */
583 /* to signify that tftp is moving. */
584 #define CONFIG_SYS_TFTP_HASHES_PER_FLASH 200 /* For every '#' hashes, */
585 /* flash the status LED. */
586 #define CONFIG_SYS_TFTP_HASHES_PER_LINE 65 /* Only output XX '#'s per line */
587 /* during the tftp file transfer. */
588 #define CONFIG_SYS_TFTP_PROGESS_QUIET 1 /* Suppress the progress displays */
589 /* '#'s from the tftp command. */
590 #define CONFIG_SYS_TFTP_STATUS_QUIET 1 /* Suppress the status displays */
591 /* issued during the tftp command. */
592 #define CONFIG_SYS_TFTP_TIMEOUT_COUNT 5 /* How many timeouts TFTP will allow */
593 /* before it gives up. */
595 #if defined(CONFIG_CMD_KGDB)
596 # define CONFIG_SYS_CBSIZE 1024 /* Console I/O Buffer Size */
598 # define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */
601 /* Print Buffer Size */
602 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT)+16)
604 #define CONFIG_SYS_MAXARGS 32 /* max number of command args */
606 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot Argument Buffer Size */
608 #define CONFIG_SYS_LOAD_ADDR 0x400000 /* default load address */
609 #define CONFIG_SYS_HZ 1000 /* decrementer freq: 1 ms ticks */
611 #define CONFIG_SYS_ALT_MEMTEST /* Select full-featured memory test */
612 #define CONFIG_SYS_MEMTEST_START 0x2000 /* memtest works from the end of */
613 /* the exception vector table */
614 /* to the end of the DRAM */
615 /* less monitor and malloc area */
616 #define CONFIG_SYS_STACK_USAGE 0x10000 /* Reserve 64k for the stack usage */
617 #define CONFIG_SYS_MEM_END_USAGE ( CONFIG_SYS_MONITOR_LEN \
618 + CONFIG_SYS_MALLOC_LEN \
619 + CONFIG_ENV_SECT_SIZE \
620 + CONFIG_SYS_STACK_USAGE )
622 #define CONFIG_SYS_MEMTEST_END ( CONFIG_SYS_SDRAM_SIZE * 1024 * 1024 \
623 - CONFIG_SYS_MEM_END_USAGE )
625 /* valid baudrates */
626 #define CONFIG_SYS_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 }
629 * Low Level Configuration Settings
630 * (address mappings, register initial values, etc.)
631 * You should know what you are doing if you make changes here.
634 #define CONFIG_SYS_FLASH_BASE CONFIG_SYS_FLASH0_BASE
635 #define CONFIG_SYS_FLASH_SIZE CONFIG_SYS_FLASH0_SIZE
636 #define CONFIG_SYS_SDRAM_BASE CONFIG_SYS_SDRAM0_BASE
637 #define CONFIG_SYS_SDRAM_SIZE CONFIG_SYS_SDRAM0_SIZE
639 /*-----------------------------------------------------------------------
640 * Hard Reset Configuration Words
642 #if defined(CONFIG_SYS_SBC_BOOT_LOW)
643 # define CONFIG_SYS_SBC_HRCW_BOOT_FLAGS (HRCW_CIP | HRCW_BMS)
645 # define CONFIG_SYS_SBC_HRCW_BOOT_FLAGS (0)
646 #endif /* defined(CONFIG_SYS_SBC_BOOT_LOW) */
648 /* get the HRCW ISB field from CONFIG_SYS_IMMR */
649 #define CONFIG_SYS_SBC_HRCW_IMMR ( ((CONFIG_SYS_IMMR & 0x10000000) >> 10) | \
650 ((CONFIG_SYS_IMMR & 0x01000000) >> 7) | \
651 ((CONFIG_SYS_IMMR & 0x00100000) >> 4) )
653 #define CONFIG_SYS_HRCW_MASTER ( HRCW_BPS10 | \
655 CONFIG_SYS_SBC_HRCW_IMMR | \
660 (CONFIG_SYS_SBC_MODCK_H & HRCW_MODCK_H1111) | \
661 CONFIG_SYS_SBC_HRCW_BOOT_FLAGS )
664 #define CONFIG_SYS_HRCW_SLAVE1 0
665 #define CONFIG_SYS_HRCW_SLAVE2 0
666 #define CONFIG_SYS_HRCW_SLAVE3 0
667 #define CONFIG_SYS_HRCW_SLAVE4 0
668 #define CONFIG_SYS_HRCW_SLAVE5 0
669 #define CONFIG_SYS_HRCW_SLAVE6 0
670 #define CONFIG_SYS_HRCW_SLAVE7 0
672 /*-----------------------------------------------------------------------
673 * Definitions for initial stack pointer and data area (in DPRAM)
675 #define CONFIG_SYS_INIT_RAM_ADDR CONFIG_SYS_IMMR
676 #define CONFIG_SYS_INIT_RAM_SIZE 0x4000 /* Size of used area in DPRAM */
677 #define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
678 #define CONFIG_SYS_INIT_SP_OFFSET CONFIG_SYS_GBL_DATA_OFFSET
680 /*-----------------------------------------------------------------------
681 * Start addresses for the final memory configuration
682 * (Set up by the startup code)
683 * Please note that CONFIG_SYS_SDRAM_BASE _must_ start at 0
684 * Note also that the logic that sets CONFIG_SYS_RAMBOOT is platform dependent.
686 #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH0_BASE
688 #if (CONFIG_SYS_MONITOR_BASE < CONFIG_SYS_FLASH_BASE)
689 # define CONFIG_SYS_RAMBOOT
692 #define CONFIG_SYS_MONITOR_LEN (256 << 10) /* Reserve 256 kB for Monitor */
693 #define CONFIG_SYS_MALLOC_LEN (128 << 10) /* Reserve 128 kB for malloc() */
696 * For booting Linux, the board info and command line data
697 * have to be in the first 8 MB of memory, since this is
698 * the maximum mapped by the Linux kernel during initialization.
700 #define CONFIG_SYS_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
702 /*-----------------------------------------------------------------------
703 * FLASH and environment organization
706 #define CONFIG_SYS_FLASH_CFI 1 /* Flash is CFI conformant */
707 #undef CONFIG_SYS_FLASH_PROTECTION /* use hardware protection */
708 #define CONFIG_SYS_MAX_FLASH_BANKS 2 /* max number of memory banks */
709 #define CONFIG_SYS_MAX_FLASH_SECT (64+4) /* max number of sectors on one chip */
711 #define CONFIG_SYS_FLASH_ERASE_TOUT 8000 /* Timeout for Flash Erase (in ms) */
712 #define CONFIG_SYS_FLASH_WRITE_TOUT 1 /* Timeout for Flash Write (in ms) */
714 #ifndef CONFIG_SYS_RAMBOOT
715 # define CONFIG_ENV_IS_IN_FLASH 1
717 # ifdef CONFIG_ENV_IN_OWN_SECT
718 # define CONFIG_ENV_ADDR (CONFIG_SYS_MONITOR_BASE + CONFIG_SYS_MONITOR_LEN)
719 # define CONFIG_ENV_SECT_SIZE 0x10000
721 # define CONFIG_ENV_ADDR (CONFIG_SYS_FLASH_BASE + CONFIG_SYS_MONITOR_LEN - CONFIG_ENV_SECT_SIZE)
722 # define CONFIG_ENV_SIZE 0x1000 /* Total Size of Environment Sector */
723 # define CONFIG_ENV_SECT_SIZE 0x10000 /* see README - env sect real size */
724 # endif /* CONFIG_ENV_IN_OWN_SECT */
727 # define CONFIG_ENV_IS_IN_NVRAM 1
728 # define CONFIG_ENV_ADDR (CONFIG_SYS_MONITOR_BASE - 0x1000)
729 # define CONFIG_ENV_SIZE 0x200
730 #endif /* CONFIG_SYS_RAMBOOT */
732 /*-----------------------------------------------------------------------
733 * Cache Configuration
735 #define CONFIG_SYS_CACHELINE_SIZE 32 /* For MPC8260 CPU */
737 #if defined(CONFIG_CMD_KGDB)
738 # define CONFIG_SYS_CACHELINE_SHIFT 5 /* log base 2 of the above value */
741 /*-----------------------------------------------------------------------
742 * HIDx - Hardware Implementation-dependent Registers 2-11
743 *-----------------------------------------------------------------------
744 * HID0 also contains cache control - initially enable both caches and
745 * invalidate contents, then the final state leaves only the instruction
746 * cache enabled. Note that Power-On and Hard reset invalidate the caches,
747 * but Soft reset does not.
749 * HID1 has only read-only information - nothing to set.
751 #define CONFIG_SYS_HID0_INIT (HID0_ICE |\
758 #define CONFIG_SYS_HID0_FINAL (HID0_ICE |\
762 #define CONFIG_SYS_HID2 0
764 /*-----------------------------------------------------------------------
765 * RMR - Reset Mode Register
766 *-----------------------------------------------------------------------
768 #define CONFIG_SYS_RMR 0
770 /*-----------------------------------------------------------------------
771 * BCR - Bus Configuration 4-25
772 *-----------------------------------------------------------------------
774 #define CONFIG_SYS_BCR (BCR_ETM)
776 /*-----------------------------------------------------------------------
777 * SIUMCR - SIU Module Configuration 4-31
778 *-----------------------------------------------------------------------
781 #define CONFIG_SYS_SIUMCR (SIUMCR_DPPC11 |\
787 /*-----------------------------------------------------------------------
788 * SYPCR - System Protection Control 11-9
789 * SYPCR can only be written once after reset!
790 *-----------------------------------------------------------------------
791 * Watchdog & Bus Monitor Timer max, 60x Bus Monitor enable
793 #if defined(CONFIG_WATCHDOG)
794 #define CONFIG_SYS_SYPCR (SYPCR_SWTC |\
802 #define CONFIG_SYS_SYPCR (SYPCR_SWTC |\
808 #endif /* CONFIG_WATCHDOG */
810 /*-----------------------------------------------------------------------
811 * TMCNTSC - Time Counter Status and Control 4-40
812 *-----------------------------------------------------------------------
813 * Clear once per Second and Alarm Interrupt Status, Set 32KHz timersclk,
814 * and enable Time Counter
816 #define CONFIG_SYS_TMCNTSC (TMCNTSC_SEC |\
821 /*-----------------------------------------------------------------------
822 * PISCR - Periodic Interrupt Status and Control 4-42
823 *-----------------------------------------------------------------------
824 * Clear Periodic Interrupt Status, Set 32KHz timersclk, and enable
827 #define CONFIG_SYS_PISCR (PISCR_PS |\
831 /*-----------------------------------------------------------------------
832 * SCCR - System Clock Control 9-8
833 *-----------------------------------------------------------------------
835 #define CONFIG_SYS_SCCR 0
837 /*-----------------------------------------------------------------------
838 * RCCR - RISC Controller Configuration 13-7
839 *-----------------------------------------------------------------------
841 #define CONFIG_SYS_RCCR 0
844 * Initialize Memory Controller:
846 * Bank Bus Machine PortSz Device
847 * ---- --- ------- ------ ------
848 * 0 60x GPCM 16 bit FLASH (primary flash - 2MB)
849 * 1 60x GPCM -- bit (Unused)
850 * 2 60x SDRAM 64 bit SDRAM (DIMM)
851 * 3 60x SDRAM 64 bit SDRAM (DIMM)
852 * 4 60x GPCM -- bit (Unused)
853 * 5 60x GPCM -- bit (Unused)
854 * 6 60x GPCM 16 bit FLASH (secondary flash - 2MB)
857 /*-----------------------------------------------------------------------
858 * BR0,BR1 - Base Register
859 * Ref: Section 10.3.1 on page 10-14
860 * OR0,OR1 - Option Register
861 * Ref: Section 10.3.2 on page 10-18
862 *-----------------------------------------------------------------------
865 /* Bank 0 - Primary FLASH
868 /* BR0 is configured as follows:
870 * - Base address of 0x40000000
872 * - Data errors checking is disabled
873 * - Read and write access
875 * - Access are handled by the memory controller according to MSEL
876 * - Not used for atomic operations
877 * - No data pipelining is done
880 #define CONFIG_SYS_BR0_PRELIM ((CONFIG_SYS_FLASH0_BASE & BRx_BA_MSK) |\
885 /* OR0 is configured as follows:
888 * - *BCTL0 is asserted upon access to the current memory bank
889 * - *CW / *WE are negated a quarter of a clock earlier
890 * - *CS is output at the same time as the address lines
891 * - Uses a clock cycle length of 5
892 * - *PSDVAL is generated internally by the memory controller
893 * unless *GTA is asserted earlier externally.
894 * - Relaxed timing is generated by the GPCM for accesses
895 * initiated to this memory region.
896 * - One idle clock is inserted between a read access from the
897 * current bank and the next access.
899 #define CONFIG_SYS_OR0_PRELIM (MEG_TO_AM(CONFIG_SYS_FLASH0_SIZE) |\
906 /*-----------------------------------------------------------------------
907 * BR2,BR3 - Base Register
908 * Ref: Section 10.3.1 on page 10-14
909 * OR2,OR3 - Option Register
910 * Ref: Section 10.3.2 on page 10-16
911 *-----------------------------------------------------------------------
914 /* Bank 2,3 - SDRAM DIMM
917 /* The BR2 is configured as follows:
919 * - Base address of 0x00000000
920 * - 64 bit port size (60x bus only)
921 * - Data errors checking is disabled
922 * - Read and write access
924 * - Access are handled by the memory controller according to MSEL
925 * - Not used for atomic operations
926 * - No data pipelining is done
929 #define CONFIG_SYS_BR2_PRELIM ((CONFIG_SYS_SDRAM0_BASE & BRx_BA_MSK) |\
934 #define CONFIG_SYS_BR3_PRELIM ((CONFIG_SYS_SDRAM0_BASE & BRx_BA_MSK) |\
939 /* With a 64 MB DIMM, the OR2 is configured as follows:
942 * - 4 internal banks per device
943 * - Row start address bit is A8 with PSDMR[PBI] = 0
944 * - 12 row address lines
945 * - Back-to-back page mode
946 * - Internal bank interleaving within save device enabled
948 #if (CONFIG_SYS_SDRAM0_SIZE == 64)
949 #define CONFIG_SYS_OR2_PRELIM (MEG_TO_AM(CONFIG_SYS_SDRAM0_SIZE) |\
951 ORxS_ROWST_PBI0_A8 |\
954 #error "INVALID SDRAM CONFIGURATION"
957 /*-----------------------------------------------------------------------
958 * PSDMR - 60x Bus SDRAM Mode Register
959 * Ref: Section 10.3.3 on page 10-21
960 *-----------------------------------------------------------------------
963 /* Address that the DIMM SPD memory lives at.
965 #define SDRAM_SPD_ADDR 0x50
967 #if (CONFIG_SYS_SDRAM0_SIZE == 64)
968 /* With a 64 MB DIMM, the PSDMR is configured as follows:
970 * - Bank Based Interleaving,
972 * - Address Multiplexing where A5 is output on A14 pin
973 * (A6 on A15, and so on),
974 * - use address pins A14-A16 as bank select,
975 * - A9 is output on SDA10 during an ACTIVATE command,
976 * - earliest timing for ACTIVATE command after REFRESH command is 7 clocks,
977 * - earliest timing for ACTIVATE or REFRESH command after PRECHARGE command
979 * - earliest timing for READ/WRITE command after ACTIVATE command is
981 * - earliest timing for PRECHARGE after last data was read is 1 clock,
982 * - earliest timing for PRECHARGE after last data was written is 1 clock,
983 * - CAS Latency is 2.
985 #define CONFIG_SYS_PSDMR (PSDMR_RFEN |\
986 PSDMR_SDAM_A14_IS_A5 |\
987 PSDMR_BSMA_A14_A16 |\
988 PSDMR_SDA10_PBI0_A9 |\
996 #error "INVALID SDRAM CONFIGURATION"
1000 * Shoot for approximately 1MHz on the prescaler.
1002 #if (CONFIG_8260_CLKIN >= (60 * 1000 * 1000))
1003 #define CONFIG_SYS_MPTPR MPTPR_PTP_DIV64
1004 #elif (CONFIG_8260_CLKIN >= (30 * 1000 * 1000))
1005 #define CONFIG_SYS_MPTPR MPTPR_PTP_DIV32
1007 #warning "Unconfigured bus clock freq: check CONFIG_SYS_MPTPR and CONFIG_SYS_PSRT are OK"
1008 #define CONFIG_SYS_MPTPR MPTPR_PTP_DIV32
1010 #define CONFIG_SYS_PSRT 14
1013 /*-----------------------------------------------------------------------
1014 * BR6 - Base Register
1015 * Ref: Section 10.3.1 on page 10-14
1016 * OR6 - Option Register
1017 * Ref: Section 10.3.2 on page 10-18
1018 *-----------------------------------------------------------------------
1021 /* Bank 6 - Secondary FLASH
1023 * The secondary FLASH is connected to *CS6
1025 #if (defined(CONFIG_SYS_FLASH1_BASE) && defined(CONFIG_SYS_FLASH1_SIZE))
1027 /* BR6 is configured as follows:
1029 * - Base address of 0x60000000
1030 * - 16 bit port size
1031 * - Data errors checking is disabled
1032 * - Read and write access
1034 * - Access are handled by the memory controller according to MSEL
1035 * - Not used for atomic operations
1036 * - No data pipelining is done
1039 # define CONFIG_SYS_BR6_PRELIM ((CONFIG_SYS_FLASH1_BASE & BRx_BA_MSK) |\
1044 /* OR6 is configured as follows:
1047 * - *BCTL0 is asserted upon access to the current memory bank
1048 * - *CW / *WE are negated a quarter of a clock earlier
1049 * - *CS is output at the same time as the address lines
1050 * - Uses a clock cycle length of 5
1051 * - *PSDVAL is generated internally by the memory controller
1052 * unless *GTA is asserted earlier externally.
1053 * - Relaxed timing is generated by the GPCM for accesses
1054 * initiated to this memory region.
1055 * - One idle clock is inserted between a read access from the
1056 * current bank and the next access.
1058 # define CONFIG_SYS_OR6_PRELIM (MEG_TO_AM(CONFIG_SYS_FLASH1_SIZE) |\
1064 #endif /* (defined(CONFIG_SYS_FLASH1_BASE) && defined(CONFIG_SYS_FLASH1_SIZE)) */
1066 #endif /* __CONFIG_H */