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 /* Enable debug prints */
39 #undef DEBUG_BOOTP_EXT /* Debug received vendor fields */
41 /*****************************************************************************
43 * These settings must match the way _your_ board is set up
45 *****************************************************************************/
47 /* What is the oscillator's (UX2) frequency in Hz? */
48 #define CONFIG_8260_CLKIN (66 * 1000 * 1000)
50 /*-----------------------------------------------------------------------
51 * MODCK_H & MODCLK[1-3] - Ref: Section 9.2 in MPC8206 User Manual
52 *-----------------------------------------------------------------------
53 * What should MODCK_H be? It is dependent on the oscillator
54 * frequency, MODCK[1-3], and desired CPM and core frequencies.
55 * Here are some example values (all frequencies are in MHz):
57 * MODCK_H MODCK[1-3] Osc CPM Core S2-6 S2-7 S2-8
58 * ------- ---------- --- --- ---- ----- ----- -----
59 * 0x1 0x5 33 100 133 Open Close Open
60 * 0x1 0x6 33 100 166 Open Open Close
61 * 0x1 0x7 33 100 200 Open Open Open
63 * 0x2 0x2 33 133 133 Close Open Close
64 * 0x2 0x3 33 133 166 Close Open Open
65 * 0x2 0x4 33 133 200 Open Close Close
66 * 0x2 0x5 33 133 233 Open Close Open
67 * 0x2 0x6 33 133 266 Open Open Close
69 * 0x5 0x5 66 133 133 Open Close Open
70 * 0x5 0x6 66 133 166 Open Open Close
71 * 0x5 0x7 66 133 200 Open Open Open
72 * 0x6 0x0 66 133 233 Close Close Close
73 * 0x6 0x1 66 133 266 Close Close Open
74 * 0x6 0x2 66 133 300 Close Open Close
76 #define CONFIG_SYS_SBC_MODCK_H 0x05
78 /* Define this if you want to boot from 0x00000100. If you don't define
79 * this, you will need to program the bootloader to 0xfff00000, and
80 * get the hardware reset config words at 0xfe000000. The simplest
81 * way to do that is to program the bootloader at both addresses.
82 * It is suggested that you just let U-Boot live at 0x00000000.
84 #define CONFIG_SYS_SBC_BOOT_LOW 1
86 /* What should the base address of the main FLASH be and how big is
87 * it (in MBytes)? This must contain CONFIG_SYS_TEXT_BASE from board/sbc8260/config.mk
88 * The main FLASH is whichever is connected to *CS0. U-Boot expects
89 * this to be the SIMM.
91 #define CONFIG_SYS_FLASH0_BASE 0x40000000
92 #define CONFIG_SYS_FLASH0_SIZE 4
94 /* What should the base address of the secondary FLASH be and how big
95 * is it (in Mbytes)? The secondary FLASH is whichever is connected
96 * to *CS6. U-Boot expects this to be the on board FLASH. If you don't
97 * want it enabled, don't define these constants.
99 #define CONFIG_SYS_FLASH1_BASE 0x60000000
100 #define CONFIG_SYS_FLASH1_SIZE 2
102 /* What should be the base address of SDRAM DIMM and how big is
105 #define CONFIG_SYS_SDRAM0_BASE 0x00000000
106 #define CONFIG_SYS_SDRAM0_SIZE 64
108 /* What should be the base address of the LEDs and switch S0?
109 * If you don't want them enabled, don't define this.
111 #define CONFIG_SYS_LED_BASE 0xa0000000
115 * SBC8260 with 16 MB DIMM:
117 * 0x0000 0000 Exception Vector code, 8k
120 * 0x0000 2000 Free for Application Use
126 * 0x00F5 FF30 Monitor Stack (Growing downward)
127 * Monitor Stack Buffer (0x80)
128 * 0x00F5 FFB0 Board Info Data
129 * 0x00F6 0000 Malloc Arena
130 * : CONFIG_ENV_SECT_SIZE, 256k
131 * : CONFIG_SYS_MALLOC_LEN, 128k
132 * 0x00FC 0000 RAM Copy of Monitor Code
133 * : CONFIG_SYS_MONITOR_LEN, 256k
134 * 0x00FF FFFF [End of RAM], CONFIG_SYS_SDRAM_SIZE - 1
138 * SBC8260 with 64 MB DIMM:
140 * 0x0000 0000 Exception Vector code, 8k
143 * 0x0000 2000 Free for Application Use
149 * 0x03F5 FF30 Monitor Stack (Growing downward)
150 * Monitor Stack Buffer (0x80)
151 * 0x03F5 FFB0 Board Info Data
152 * 0x03F6 0000 Malloc Arena
153 * : CONFIG_ENV_SECT_SIZE, 256k
154 * : CONFIG_SYS_MALLOC_LEN, 128k
155 * 0x03FC 0000 RAM Copy of Monitor Code
156 * : CONFIG_SYS_MONITOR_LEN, 256k
157 * 0x03FF FFFF [End of RAM], CONFIG_SYS_SDRAM_SIZE - 1
162 * select serial console configuration
164 * if either CONFIG_CONS_ON_SMC or CONFIG_CONS_ON_SCC is selected, then
165 * CONFIG_CONS_INDEX must be set to the channel number (1-2 for SMC, 1-4
168 * if CONFIG_CONS_NONE is defined, then the serial console routines must
171 #define CONFIG_CONS_ON_SMC 1 /* define if console on SMC */
172 #undef CONFIG_CONS_ON_SCC /* define if console on SCC */
173 #undef CONFIG_CONS_NONE /* define if console on neither */
174 #define CONFIG_CONS_INDEX 1 /* which SMC/SCC channel for console */
177 * select ethernet configuration
179 * if either CONFIG_ETHER_ON_SCC or CONFIG_ETHER_ON_FCC is selected, then
180 * CONFIG_ETHER_INDEX must be set to the channel number (1-4 for SCC, 1-3
183 * if CONFIG_ETHER_NONE is defined, then either the ethernet routines must be
184 * defined elsewhere (as for the console), or CONFIG_CMD_NET must be unset.
187 #undef CONFIG_ETHER_ON_SCC
188 #define CONFIG_ETHER_ON_FCC
189 #undef CONFIG_ETHER_NONE /* define if ethernet on neither */
191 #ifdef CONFIG_ETHER_ON_SCC
192 #define CONFIG_ETHER_INDEX 1 /* which SCC/FCC channel for ethernet */
193 #endif /* CONFIG_ETHER_ON_SCC */
195 #ifdef CONFIG_ETHER_ON_FCC
196 #define CONFIG_ETHER_INDEX 2 /* which SCC/FCC channel for ethernet */
197 #undef CONFIG_ETHER_LOOPBACK_TEST /* Ethernet external loopback test */
198 #define CONFIG_MII /* MII PHY management */
199 #define CONFIG_BITBANGMII /* bit-bang MII PHY management */
201 * Port pins used for bit-banged MII communictions (if applicable).
203 #define MDIO_PORT 2 /* Port C */
204 #define MDIO_DECLARE volatile ioport_t *iop = ioport_addr ( \
205 (immap_t *) CONFIG_SYS_IMMR, MDIO_PORT )
206 #define MDC_DECLARE MDIO_DECLARE
208 #define MDIO_ACTIVE (iop->pdir |= 0x00400000)
209 #define MDIO_TRISTATE (iop->pdir &= ~0x00400000)
210 #define MDIO_READ ((iop->pdat & 0x00400000) != 0)
212 #define MDIO(bit) if(bit) iop->pdat |= 0x00400000; \
213 else iop->pdat &= ~0x00400000
215 #define MDC(bit) if(bit) iop->pdat |= 0x00200000; \
216 else iop->pdat &= ~0x00200000
218 #define MIIDELAY udelay(1)
219 #endif /* CONFIG_ETHER_ON_FCC */
221 #if defined(CONFIG_ETHER_ON_SCC) && (CONFIG_ETHER_INDEX == 1)
227 # define CONFIG_SYS_CMXSCR_VALUE (CMXSCR_RS1CS_CLK11 | CMXSCR_TS1CS_CLK12)
229 #elif defined(CONFIG_ETHER_ON_FCC) && (CONFIG_ETHER_INDEX == 2)
234 * - Select bus for bd/buffers (see 28-13)
235 * - Enable Full Duplex in FSMR
237 # define CONFIG_SYS_CMXFCR_MASK (CMXFCR_FC2|CMXFCR_RF2CS_MSK|CMXFCR_TF2CS_MSK)
238 # define CONFIG_SYS_CMXFCR_VALUE (CMXFCR_RF2CS_CLK13|CMXFCR_TF2CS_CLK14)
239 # define CONFIG_SYS_CPMFCR_RAMTYPE 0
240 # define CONFIG_SYS_FCC_PSMR (FCC_PSMR_FDE | FCC_PSMR_LPB)
242 #endif /* CONFIG_ETHER_ON_FCC, CONFIG_ETHER_INDEX */
245 * Select SPI support configuration
247 #undef CONFIG_SPI /* Disable SPI driver */
250 * Select i2c support configuration
252 * Supported configurations are {none, software, hardware} drivers.
253 * If the software driver is chosen, there are some additional
254 * configuration items that the driver uses to drive the port pins.
256 #undef CONFIG_HARD_I2C /* I2C with hardware support */
257 #define CONFIG_SOFT_I2C 1 /* I2C bit-banged */
258 #define CONFIG_SYS_I2C_SPEED 400000 /* I2C speed and slave address */
259 #define CONFIG_SYS_I2C_SLAVE 0x7F
262 * Software (bit-bang) I2C driver configuration
264 #ifdef CONFIG_SOFT_I2C
265 #define I2C_PORT 3 /* Port A=0, B=1, C=2, D=3 */
266 #define I2C_ACTIVE (iop->pdir |= 0x00010000)
267 #define I2C_TRISTATE (iop->pdir &= ~0x00010000)
268 #define I2C_READ ((iop->pdat & 0x00010000) != 0)
269 #define I2C_SDA(bit) if(bit) iop->pdat |= 0x00010000; \
270 else iop->pdat &= ~0x00010000
271 #define I2C_SCL(bit) if(bit) iop->pdat |= 0x00020000; \
272 else iop->pdat &= ~0x00020000
273 #define I2C_DELAY udelay(5) /* 1/4 I2C clock duration */
274 #endif /* CONFIG_SOFT_I2C */
277 /* Define this to reserve an entire FLASH sector (256 KB) for
278 * environment variables. Otherwise, the environment will be
279 * put in the same sector as U-Boot, and changing variables
280 * will erase U-Boot temporarily
282 #define CONFIG_ENV_IN_OWN_SECT 1
284 /* Define to allow the user to overwrite serial and ethaddr */
285 #define CONFIG_ENV_OVERWRITE
287 /* What should the console's baud rate be? */
288 #define CONFIG_BAUDRATE 9600
290 /* Ethernet MAC address
291 * Note: We are using the EST Corporation OUI (00:a0:1e:xx:xx:xx)
292 * http://standards.ieee.org/regauth/oui/index.shtml
294 #define CONFIG_ETHADDR 00:a0:1e:a8:7b:cb
297 * Define this to set the last octet of the ethernet address from the
298 * DS0-DS7 switch and light the LEDs with the result. The DS0-DS7
299 * switch and the LEDs are backwards with respect to each other. DS7
300 * is on the board edge side of both the LED strip and the DS0-DS7
303 #undef CONFIG_MISC_INIT_R
305 /* Set to a positive value to delay for running BOOTCOMMAND */
306 #define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */
308 /* Be selective on what keys can delay or stop the autoboot process
311 #undef CONFIG_AUTOBOOT_KEYED
312 #ifdef CONFIG_AUTOBOOT_KEYED
313 # define CONFIG_AUTOBOOT_PROMPT \
314 "Autobooting in %d seconds, press \" \" to stop\n", bootdelay
315 # define CONFIG_AUTOBOOT_STOP_STR " "
316 # undef CONFIG_AUTOBOOT_DELAY_STR
317 # define DEBUG_BOOTKEYS 0
320 /* Define this to contain any number of null terminated strings that
321 * will be part of the default enviroment compiled into the boot image.
324 * -------------- -------------------------------------------------------
325 * serverip server IP address
326 * ipaddr my IP address
327 * reprog Reload flash with a new copy of U-Boot
328 * zapenv Erase the environment area in flash
329 * root-on-initrd Set the bootcmd variable to allow booting of an initial
331 * root-on-nfs Set the bootcmd variable to allow booting of a NFS
332 * mounted root filesystem.
333 * boot-hook Convenient stub to do something useful before the
334 * bootm command is executed.
336 * Example usage of root-on-initrd and root-on-nfs :
338 * Note: The lines have been wrapped to improved its readability.
340 * => printenv bootcmd
341 * bootcmd=version;echo;bootp;setenv bootargs root=/dev/nfs rw
342 * nfsroot=${serverip}:${rootpath}
343 * ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}:${hostname}::off;run boot-hook;bootm
345 * => run root-on-initrd
346 * => printenv bootcmd
347 * bootcmd=version;echo;bootp;setenv bootargs root=/dev/ram0 rw
348 * ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}:${hostname}::off;run boot-hook;bootm
351 * => printenv bootcmd
352 * bootcmd=version;echo;bootp;setenv bootargs root=/dev/nfs rw
353 * nfsroot=${serverip}:${rootpath}
354 * ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}:${hostname}::off;run boot-hook;bootm
357 #define CONFIG_EXTRA_ENV_SETTINGS \
358 "serverip=192.168.123.205\0" \
359 "ipaddr=192.168.123.213\0" \
362 "tftpboot 0x140000 /bdi2000/u-boot.bin;" \
365 "cp.b 140000 40000000 ${filesize};" \
376 "setenv bootargs root=/dev/ram0 rw " \
377 "ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}:${hostname}::off;" \
385 "setenv bootargs root=/dev/nfs rw " \
386 "nfsroot=${serverip}:${rootpath} " \
387 "ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}:${hostname}::off;" \
392 /* Define a command string that is automatically executed when no character
393 * is read on the console interface withing "Boot Delay" after reset.
395 #undef CONFIG_BOOT_ROOT_INITRD /* Use ram disk for the root file system */
396 #define CONFIG_BOOT_ROOT_NFS /* Use a NFS mounted root file system */
398 #ifdef CONFIG_BOOT_ROOT_INITRD
399 #define CONFIG_BOOTCOMMAND \
403 "setenv bootargs root=/dev/ram0 rw " \
404 "ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}:${hostname}::off;" \
406 #endif /* CONFIG_BOOT_ROOT_INITRD */
408 #ifdef CONFIG_BOOT_ROOT_NFS
409 #define CONFIG_BOOTCOMMAND \
413 "setenv bootargs root=/dev/nfs rw nfsroot=${serverip}:${rootpath} " \
414 "ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}:${hostname}::off;" \
416 #endif /* CONFIG_BOOT_ROOT_NFS */
421 #define CONFIG_BOOTP_SUBNETMASK
422 #define CONFIG_BOOTP_GATEWAY
423 #define CONFIG_BOOTP_HOSTNAME
424 #define CONFIG_BOOTP_BOOTPATH
425 #define CONFIG_BOOTP_BOOTFILESIZE
426 #define CONFIG_BOOTP_DNS
427 #define CONFIG_BOOTP_DNS2
428 #define CONFIG_BOOTP_SEND_HOSTNAME
431 /* undef this to save memory */
432 #define CONFIG_SYS_LONGHELP
434 /* Monitor Command Prompt */
435 #define CONFIG_SYS_PROMPT "=> "
437 #undef CONFIG_SYS_HUSH_PARSER
438 #ifdef CONFIG_SYS_HUSH_PARSER
439 #define CONFIG_SYS_PROMPT_HUSH_PS2 "> "
442 /* When CONFIG_TIMESTAMP is selected, the timestamp (date and time)
443 * of an image is printed by image commands like bootm or iminfo.
445 #define CONFIG_TIMESTAMP
447 /* If this variable is defined, an environment variable named "ver"
448 * is created by U-Boot showing the U-Boot version.
450 #define CONFIG_VERSION_VARIABLE
454 * Command line configuration.
456 #include <config_cmd_default.h>
458 #define CONFIG_CMD_ASKENV
459 #define CONFIG_CMD_ELF
460 #define CONFIG_CMD_I2C
461 #define CONFIG_CMD_IMMAP
462 #define CONFIG_CMD_PING
463 #define CONFIG_CMD_REGINFO
464 #define CONFIG_CMD_SDRAM
466 #undef CONFIG_CMD_KGDB
468 #if defined(CONFIG_ETHER_ON_FCC)
469 #define CONFIG_CMD_CMD_MII
473 #undef CONFIG_WATCHDOG /* disable the watchdog */
475 /* Where do the internal registers live? */
476 #define CONFIG_SYS_IMMR 0xF0000000
478 /*****************************************************************************
480 * You should not have to modify any of the following settings
482 *****************************************************************************/
484 #define CONFIG_MPC8260 1 /* This is an MPC8260 CPU */
485 #define CONFIG_SBC8260 1 /* on an EST SBC8260 Board */
486 #define CONFIG_CPM2 1 /* Has a CPM2 */
490 * Miscellaneous configurable options
492 #if defined(CONFIG_CMD_KGDB)
493 # define CONFIG_SYS_CBSIZE 1024 /* Console I/O Buffer Size */
495 # define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */
498 /* Print Buffer Size */
499 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT)+16)
501 #define CONFIG_SYS_MAXARGS 32 /* max number of command args */
503 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot Argument Buffer Size */
505 #define CONFIG_SYS_LOAD_ADDR 0x400000 /* default load address */
506 #define CONFIG_SYS_HZ 1000 /* decrementer freq: 1 ms ticks */
508 #define CONFIG_SYS_ALT_MEMTEST /* Select full-featured memory test */
509 #define CONFIG_SYS_MEMTEST_START 0x2000 /* memtest works from the end of */
510 /* the exception vector table */
511 /* to the end of the DRAM */
512 /* less monitor and malloc area */
513 #define CONFIG_SYS_STACK_USAGE 0x10000 /* Reserve 64k for the stack usage */
514 #define CONFIG_SYS_MEM_END_USAGE ( CONFIG_SYS_MONITOR_LEN \
515 + CONFIG_SYS_MALLOC_LEN \
516 + CONFIG_ENV_SECT_SIZE \
517 + CONFIG_SYS_STACK_USAGE )
519 #define CONFIG_SYS_MEMTEST_END ( CONFIG_SYS_SDRAM_SIZE * 1024 * 1024 \
520 - CONFIG_SYS_MEM_END_USAGE )
522 /* valid baudrates */
523 #define CONFIG_SYS_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 }
526 * Low Level Configuration Settings
527 * (address mappings, register initial values, etc.)
528 * You should know what you are doing if you make changes here.
531 #define CONFIG_SYS_FLASH_BASE CONFIG_SYS_FLASH0_BASE
532 #define CONFIG_SYS_FLASH_SIZE CONFIG_SYS_FLASH0_SIZE
533 #define CONFIG_SYS_SDRAM_BASE CONFIG_SYS_SDRAM0_BASE
534 #define CONFIG_SYS_SDRAM_SIZE CONFIG_SYS_SDRAM0_SIZE
536 /*-----------------------------------------------------------------------
537 * Hard Reset Configuration Words
539 #if defined(CONFIG_SYS_SBC_BOOT_LOW)
540 # define CONFIG_SYS_SBC_HRCW_BOOT_FLAGS (HRCW_CIP | HRCW_BMS)
542 # define CONFIG_SYS_SBC_HRCW_BOOT_FLAGS (0)
543 #endif /* defined(CONFIG_SYS_SBC_BOOT_LOW) */
545 /* get the HRCW ISB field from CONFIG_SYS_IMMR */
546 #define CONFIG_SYS_SBC_HRCW_IMMR ( ((CONFIG_SYS_IMMR & 0x10000000) >> 10) | \
547 ((CONFIG_SYS_IMMR & 0x01000000) >> 7) | \
548 ((CONFIG_SYS_IMMR & 0x00100000) >> 4) )
550 #define CONFIG_SYS_HRCW_MASTER ( HRCW_BPS11 | \
552 CONFIG_SYS_SBC_HRCW_IMMR | \
557 (CONFIG_SYS_SBC_MODCK_H & HRCW_MODCK_H1111) | \
558 CONFIG_SYS_SBC_HRCW_BOOT_FLAGS )
561 #define CONFIG_SYS_HRCW_SLAVE1 0
562 #define CONFIG_SYS_HRCW_SLAVE2 0
563 #define CONFIG_SYS_HRCW_SLAVE3 0
564 #define CONFIG_SYS_HRCW_SLAVE4 0
565 #define CONFIG_SYS_HRCW_SLAVE5 0
566 #define CONFIG_SYS_HRCW_SLAVE6 0
567 #define CONFIG_SYS_HRCW_SLAVE7 0
569 /*-----------------------------------------------------------------------
570 * Definitions for initial stack pointer and data area (in DPRAM)
572 #define CONFIG_SYS_INIT_RAM_ADDR CONFIG_SYS_IMMR
573 #define CONFIG_SYS_INIT_RAM_END 0x4000 /* End of used area in DPRAM */
574 #define CONFIG_SYS_GBL_DATA_SIZE 128 /* bytes reserved for initial data */
575 #define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_INIT_RAM_END - CONFIG_SYS_GBL_DATA_SIZE)
576 #define CONFIG_SYS_INIT_SP_OFFSET CONFIG_SYS_GBL_DATA_OFFSET
578 /*-----------------------------------------------------------------------
579 * Start addresses for the final memory configuration
580 * (Set up by the startup code)
581 * Please note that CONFIG_SYS_SDRAM_BASE _must_ start at 0
582 * Note also that the logic that sets CONFIG_SYS_RAMBOOT is platform dependent.
584 #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH0_BASE
586 #if (CONFIG_SYS_MONITOR_BASE < CONFIG_SYS_FLASH_BASE)
587 # define CONFIG_SYS_RAMBOOT
590 #define CONFIG_SYS_MONITOR_LEN (256 << 10) /* Reserve 256 kB for Monitor */
591 #define CONFIG_SYS_MALLOC_LEN (128 << 10) /* Reserve 128 kB for malloc() */
594 * For booting Linux, the board info and command line data
595 * have to be in the first 8 MB of memory, since this is
596 * the maximum mapped by the Linux kernel during initialization.
598 #define CONFIG_SYS_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
600 /*-----------------------------------------------------------------------
601 * FLASH and environment organization
603 #define CONFIG_SYS_MAX_FLASH_BANKS 1 /* max number of memory banks */
604 #define CONFIG_SYS_MAX_FLASH_SECT 16 /* max number of sectors on one chip */
606 #define CONFIG_SYS_FLASH_ERASE_TOUT 8000 /* Timeout for Flash Erase (in ms) */
607 #define CONFIG_SYS_FLASH_WRITE_TOUT 1 /* Timeout for Flash Write (in ms) */
609 #ifndef CONFIG_SYS_RAMBOOT
610 # define CONFIG_ENV_IS_IN_FLASH 1
612 # ifdef CONFIG_ENV_IN_OWN_SECT
613 # define CONFIG_ENV_ADDR (CONFIG_SYS_MONITOR_BASE + 0x40000)
614 # define CONFIG_ENV_SECT_SIZE 0x40000
616 # define CONFIG_ENV_ADDR (CONFIG_SYS_FLASH_BASE + CONFIG_SYS_MONITOR_LEN - CONFIG_ENV_SECT_SIZE)
617 # define CONFIG_ENV_SIZE 0x1000 /* Total Size of Environment Sector */
618 # define CONFIG_ENV_SECT_SIZE 0x10000 /* see README - env sect real size */
619 # endif /* CONFIG_ENV_IN_OWN_SECT */
622 # define CONFIG_ENV_IS_IN_NVRAM 1
623 # define CONFIG_ENV_ADDR (CONFIG_SYS_MONITOR_BASE - 0x1000)
624 # define CONFIG_ENV_SIZE 0x200
625 #endif /* CONFIG_SYS_RAMBOOT */
627 /*-----------------------------------------------------------------------
628 * Cache Configuration
630 #define CONFIG_SYS_CACHELINE_SIZE 32 /* For MPC8260 CPU */
632 #if defined(CONFIG_CMD_KGDB)
633 # define CONFIG_SYS_CACHELINE_SHIFT 5 /* log base 2 of the above value */
636 /*-----------------------------------------------------------------------
637 * HIDx - Hardware Implementation-dependent Registers 2-11
638 *-----------------------------------------------------------------------
639 * HID0 also contains cache control - initially enable both caches and
640 * invalidate contents, then the final state leaves only the instruction
641 * cache enabled. Note that Power-On and Hard reset invalidate the caches,
642 * but Soft reset does not.
644 * HID1 has only read-only information - nothing to set.
646 #define CONFIG_SYS_HID0_INIT (HID0_ICE |\
653 #define CONFIG_SYS_HID0_FINAL (HID0_ICE |\
657 #define CONFIG_SYS_HID2 0
659 /*-----------------------------------------------------------------------
660 * RMR - Reset Mode Register
661 *-----------------------------------------------------------------------
663 #define CONFIG_SYS_RMR 0
665 /*-----------------------------------------------------------------------
666 * BCR - Bus Configuration 4-25
667 *-----------------------------------------------------------------------
669 #define CONFIG_SYS_BCR (BCR_ETM)
671 /*-----------------------------------------------------------------------
672 * SIUMCR - SIU Module Configuration 4-31
673 *-----------------------------------------------------------------------
676 #define CONFIG_SYS_SIUMCR (SIUMCR_DPPC11 |\
682 /*-----------------------------------------------------------------------
683 * SYPCR - System Protection Control 11-9
684 * SYPCR can only be written once after reset!
685 *-----------------------------------------------------------------------
686 * Watchdog & Bus Monitor Timer max, 60x Bus Monitor enable
688 #if defined(CONFIG_WATCHDOG)
689 #define CONFIG_SYS_SYPCR (SYPCR_SWTC |\
697 #define CONFIG_SYS_SYPCR (SYPCR_SWTC |\
703 #endif /* CONFIG_WATCHDOG */
705 /*-----------------------------------------------------------------------
706 * TMCNTSC - Time Counter Status and Control 4-40
707 *-----------------------------------------------------------------------
708 * Clear once per Second and Alarm Interrupt Status, Set 32KHz timersclk,
709 * and enable Time Counter
711 #define CONFIG_SYS_TMCNTSC (TMCNTSC_SEC |\
716 /*-----------------------------------------------------------------------
717 * PISCR - Periodic Interrupt Status and Control 4-42
718 *-----------------------------------------------------------------------
719 * Clear Periodic Interrupt Status, Set 32KHz timersclk, and enable
722 #define CONFIG_SYS_PISCR (PISCR_PS |\
726 /*-----------------------------------------------------------------------
727 * SCCR - System Clock Control 9-8
728 *-----------------------------------------------------------------------
730 #define CONFIG_SYS_SCCR 0
732 /*-----------------------------------------------------------------------
733 * RCCR - RISC Controller Configuration 13-7
734 *-----------------------------------------------------------------------
736 #define CONFIG_SYS_RCCR 0
739 * Initialize Memory Controller:
741 * Bank Bus Machine PortSz Device
742 * ---- --- ------- ------ ------
743 * 0 60x GPCM 32 bit FLASH (SIMM - 4MB) *
744 * 1 60x GPCM 32 bit FLASH (SIMM - Unused)
745 * 2 60x SDRAM 64 bit SDRAM (DIMM - 16MB or 64MB)
746 * 3 60x SDRAM 64 bit SDRAM (DIMM - Unused)
747 * 4 Local SDRAM 32 bit SDRAM (on board - 4MB)
748 * 5 60x GPCM 8 bit EEPROM (8KB)
749 * 6 60x GPCM 8 bit FLASH (on board - 2MB) *
750 * 7 60x GPCM 8 bit LEDs, switches
752 * (*) This configuration requires the SBC8260 be configured
753 * so that *CS0 goes to the FLASH SIMM, and *CS6 goes to
754 * the on board FLASH. In other words, JP24 should have
755 * pins 1 and 2 jumpered and pins 3 and 4 jumpered.
759 /*-----------------------------------------------------------------------
760 * BR0,BR1 - Base Register
761 * Ref: Section 10.3.1 on page 10-14
762 * OR0,OR1 - Option Register
763 * Ref: Section 10.3.2 on page 10-18
764 *-----------------------------------------------------------------------
767 /* Bank 0,1 - FLASH SIMM
769 * This expects the FLASH SIMM to be connected to *CS0
770 * It consists of 4 AM29F080B parts.
772 * Note: For the 4 MB SIMM, *CS1 is unused.
775 /* BR0 is configured as follows:
777 * - Base address of 0x40000000
779 * - Data errors checking is disabled
780 * - Read and write access
782 * - Access are handled by the memory controller according to MSEL
783 * - Not used for atomic operations
784 * - No data pipelining is done
787 #define CONFIG_SYS_BR0_PRELIM ((CONFIG_SYS_FLASH0_BASE & BRx_BA_MSK) |\
792 /* OR0 is configured as follows:
795 * - *BCTL0 is asserted upon access to the current memory bank
796 * - *CW / *WE are negated a quarter of a clock earlier
797 * - *CS is output at the same time as the address lines
798 * - Uses a clock cycle length of 5
799 * - *PSDVAL is generated internally by the memory controller
800 * unless *GTA is asserted earlier externally.
801 * - Relaxed timing is generated by the GPCM for accesses
802 * initiated to this memory region.
803 * - One idle clock is inserted between a read access from the
804 * current bank and the next access.
806 #define CONFIG_SYS_OR0_PRELIM (MEG_TO_AM(CONFIG_SYS_FLASH0_SIZE) |\
813 /*-----------------------------------------------------------------------
814 * BR2,BR3 - Base Register
815 * Ref: Section 10.3.1 on page 10-14
816 * OR2,OR3 - Option Register
817 * Ref: Section 10.3.2 on page 10-16
818 *-----------------------------------------------------------------------
821 /* Bank 2,3 - SDRAM DIMM
824 * 64MB DIMM: P/N 1W-8864X8-4-P1-EST
826 * Note: *CS3 is unused for this DIMM
829 /* With a 16 MB or 64 MB DIMM, the BR2 is configured as follows:
831 * - Base address of 0x00000000
832 * - 64 bit port size (60x bus only)
833 * - Data errors checking is disabled
834 * - Read and write access
836 * - Access are handled by the memory controller according to MSEL
837 * - Not used for atomic operations
838 * - No data pipelining is done
841 #define CONFIG_SYS_BR2_PRELIM ((CONFIG_SYS_SDRAM0_BASE & BRx_BA_MSK) |\
846 #define CONFIG_SYS_BR3_PRELIM ((CONFIG_SYS_SDRAM0_BASE & BRx_BA_MSK) |\
851 /* With a 16 MB DIMM, the OR2 is configured as follows:
854 * - 2 internal banks per device
855 * - Row start address bit is A9 with PSDMR[PBI] = 0
856 * - 11 row address lines
857 * - Back-to-back page mode
858 * - Internal bank interleaving within save device enabled
860 #if (CONFIG_SYS_SDRAM0_SIZE == 16)
861 #define CONFIG_SYS_OR2_PRELIM (MEG_TO_AM(CONFIG_SYS_SDRAM0_SIZE) |\
863 ORxS_ROWST_PBI0_A9 |\
867 /* With a 64 MB DIMM, the OR2 is configured as follows:
870 * - 4 internal banks per device
871 * - Row start address bit is A8 with PSDMR[PBI] = 0
872 * - 12 row address lines
873 * - Back-to-back page mode
874 * - Internal bank interleaving within save device enabled
876 #if (CONFIG_SYS_SDRAM0_SIZE == 64)
877 #define CONFIG_SYS_OR2_PRELIM (MEG_TO_AM(CONFIG_SYS_SDRAM0_SIZE) |\
879 ORxS_ROWST_PBI0_A8 |\
883 /*-----------------------------------------------------------------------
884 * PSDMR - 60x Bus SDRAM Mode Register
885 * Ref: Section 10.3.3 on page 10-21
886 *-----------------------------------------------------------------------
889 /* Address that the DIMM SPD memory lives at.
891 #define SDRAM_SPD_ADDR 0x54
893 #if (CONFIG_SYS_SDRAM0_SIZE == 16)
894 /* With a 16 MB DIMM, the PSDMR is configured as follows:
896 * - Bank Based Interleaving,
898 * - Address Multiplexing where A5 is output on A14 pin
899 * (A6 on A15, and so on),
900 * - use address pins A16-A18 as bank select,
901 * - A9 is output on SDA10 during an ACTIVATE command,
902 * - earliest timing for ACTIVATE command after REFRESH command is 7 clocks,
903 * - earliest timing for ACTIVATE or REFRESH command after PRECHARGE command
905 * - earliest timing for READ/WRITE command after ACTIVATE command is
907 * - earliest timing for PRECHARGE after last data was read is 1 clock,
908 * - earliest timing for PRECHARGE after last data was written is 1 clock,
909 * - CAS Latency is 2.
911 #define CONFIG_SYS_PSDMR (PSDMR_RFEN |\
912 PSDMR_SDAM_A14_IS_A5 |\
913 PSDMR_BSMA_A16_A18 |\
914 PSDMR_SDA10_PBI0_A9 |\
923 #if (CONFIG_SYS_SDRAM0_SIZE == 64)
924 /* With a 64 MB DIMM, the PSDMR is configured as follows:
926 * - Bank Based Interleaving,
928 * - Address Multiplexing where A5 is output on A14 pin
929 * (A6 on A15, and so on),
930 * - use address pins A14-A16 as bank select,
931 * - A9 is output on SDA10 during an ACTIVATE command,
932 * - earliest timing for ACTIVATE command after REFRESH command is 7 clocks,
933 * - earliest timing for ACTIVATE or REFRESH command after PRECHARGE command
935 * - earliest timing for READ/WRITE command after ACTIVATE command is
937 * - earliest timing for PRECHARGE after last data was read is 1 clock,
938 * - earliest timing for PRECHARGE after last data was written is 1 clock,
939 * - CAS Latency is 2.
941 #define CONFIG_SYS_PSDMR (PSDMR_RFEN |\
942 PSDMR_SDAM_A14_IS_A5 |\
943 PSDMR_BSMA_A14_A16 |\
944 PSDMR_SDA10_PBI0_A9 |\
954 * Shoot for approximately 1MHz on the prescaler.
956 #if (CONFIG_8260_CLKIN == (66 * 1000 * 1000))
957 #define CONFIG_SYS_MPTPR MPTPR_PTP_DIV64
958 #elif (CONFIG_8260_CLKIN == (33 * 1000 * 1000))
959 #define CONFIG_SYS_MPTPR MPTPR_PTP_DIV32
961 #warning "Unconfigured bus clock freq: check CONFIG_SYS_MPTPR and CONFIG_SYS_PSRT are OK"
962 #define CONFIG_SYS_MPTPR MPTPR_PTP_DIV32
964 #define CONFIG_SYS_PSRT 14
967 /* Bank 4 - On board SDRAM
969 * This is not implemented yet.
972 /*-----------------------------------------------------------------------
973 * BR6 - Base Register
974 * Ref: Section 10.3.1 on page 10-14
975 * OR6 - Option Register
976 * Ref: Section 10.3.2 on page 10-18
977 *-----------------------------------------------------------------------
980 /* Bank 6 - On board FLASH
982 * This expects the on board FLASH SIMM to be connected to *CS6
983 * It consists of 1 AM29F016A part.
985 #if (defined(CONFIG_SYS_FLASH1_BASE) && defined(CONFIG_SYS_FLASH1_SIZE))
987 /* BR6 is configured as follows:
989 * - Base address of 0x60000000
991 * - Data errors checking is disabled
992 * - Read and write access
994 * - Access are handled by the memory controller according to MSEL
995 * - Not used for atomic operations
996 * - No data pipelining is done
999 # define CONFIG_SYS_BR6_PRELIM ((CONFIG_SYS_FLASH1_BASE & BRx_BA_MSK) |\
1004 /* OR6 is configured as follows:
1007 * - *BCTL0 is asserted upon access to the current memory bank
1008 * - *CW / *WE are negated a quarter of a clock earlier
1009 * - *CS is output at the same time as the address lines
1010 * - Uses a clock cycle length of 5
1011 * - *PSDVAL is generated internally by the memory controller
1012 * unless *GTA is asserted earlier externally.
1013 * - Relaxed timing is generated by the GPCM for accesses
1014 * initiated to this memory region.
1015 * - One idle clock is inserted between a read access from the
1016 * current bank and the next access.
1018 # define CONFIG_SYS_OR6_PRELIM (MEG_TO_AM(CONFIG_SYS_FLASH1_SIZE) |\
1024 #endif /* (defined(CONFIG_SYS_FLASH1_BASE) && defined(CONFIG_SYS_FLASH1_SIZE)) */
1026 /*-----------------------------------------------------------------------
1027 * BR7 - Base Register
1028 * Ref: Section 10.3.1 on page 10-14
1029 * OR7 - Option Register
1030 * Ref: Section 10.3.2 on page 10-18
1031 *-----------------------------------------------------------------------
1034 /* Bank 7 - LEDs and switches
1036 * LEDs are at 0x00001 (write only)
1037 * switches are at 0x00001 (read only)
1039 #ifdef CONFIG_SYS_LED_BASE
1041 /* BR7 is configured as follows:
1043 * - Base address of 0xA0000000
1045 * - Data errors checking is disabled
1046 * - Read and write access
1048 * - Access are handled by the memory controller according to MSEL
1049 * - Not used for atomic operations
1050 * - No data pipelining is done
1053 # define CONFIG_SYS_BR7_PRELIM ((CONFIG_SYS_LED_BASE & BRx_BA_MSK) |\
1058 /* OR7 is configured as follows:
1061 * - *BCTL0 is asserted upon access to the current memory bank
1062 * - *CW / *WE are negated a quarter of a clock earlier
1063 * - *CS is output at the same time as the address lines
1064 * - Uses a clock cycle length of 15
1065 * - *PSDVAL is generated internally by the memory controller
1066 * unless *GTA is asserted earlier externally.
1067 * - Relaxed timing is generated by the GPCM for accesses
1068 * initiated to this memory region.
1069 * - One idle clock is inserted between a read access from the
1070 * current bank and the next access.
1072 # define CONFIG_SYS_OR7_PRELIM (ORxG_AM_MSK |\
1078 #endif /* CONFIG_SYS_LED_BASE */
1081 * Internal Definitions
1085 #define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */
1086 #define BOOTFLAG_WARM 0x02 /* Software reboot */
1088 #endif /* __CONFIG_H */