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 /* Enable debug prints */
41 #undef DEBUG_BOOTP_EXT /* Debug received vendor fields */
43 /*****************************************************************************
45 * These settings must match the way _your_ board is set up
47 *****************************************************************************/
49 /* What is the oscillator's (UX2) frequency in Hz? */
50 #define CONFIG_8260_CLKIN (66 * 1000 * 1000)
52 /*-----------------------------------------------------------------------
53 * MODCK_H & MODCLK[1-3] - Ref: Section 9.2 in MPC8206 User Manual
54 *-----------------------------------------------------------------------
55 * What should MODCK_H be? It is dependent on the oscillator
56 * frequency, MODCK[1-3], and desired CPM and core frequencies.
57 * Here are some example values (all frequencies are in MHz):
59 * MODCK_H MODCK[1-3] Osc CPM Core S2-6 S2-7 S2-8
60 * ------- ---------- --- --- ---- ----- ----- -----
61 * 0x1 0x5 33 100 133 Open Close Open
62 * 0x1 0x6 33 100 166 Open Open Close
63 * 0x1 0x7 33 100 200 Open Open Open
65 * 0x2 0x2 33 133 133 Close Open Close
66 * 0x2 0x3 33 133 166 Close Open Open
67 * 0x2 0x4 33 133 200 Open Close Close
68 * 0x2 0x5 33 133 233 Open Close Open
69 * 0x2 0x6 33 133 266 Open Open Close
71 * 0x5 0x5 66 133 133 Open Close Open
72 * 0x5 0x6 66 133 166 Open Open Close
73 * 0x5 0x7 66 133 200 Open Open Open
74 * 0x6 0x0 66 133 233 Close Close Close
75 * 0x6 0x1 66 133 266 Close Close Open
76 * 0x6 0x2 66 133 300 Close Open Close
78 #define CONFIG_SYS_SBC_MODCK_H 0x05
80 /* Define this if you want to boot from 0x00000100. If you don't define
81 * this, you will need to program the bootloader to 0xfff00000, and
82 * get the hardware reset config words at 0xfe000000. The simplest
83 * way to do that is to program the bootloader at both addresses.
84 * It is suggested that you just let U-Boot live at 0x00000000.
86 #define CONFIG_SYS_SBC_BOOT_LOW 1
88 /* What should the base address of the main FLASH be and how big is
89 * it (in MBytes)? This must contain CONFIG_SYS_TEXT_BASE from board/sbc8260/config.mk
90 * The main FLASH is whichever is connected to *CS0. U-Boot expects
91 * this to be the SIMM.
93 #define CONFIG_SYS_FLASH0_BASE 0x40000000
94 #define CONFIG_SYS_FLASH0_SIZE 4
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
98 * to *CS6. U-Boot expects this to be the on board FLASH. If you don't
99 * want it enabled, don't define these constants.
101 #define CONFIG_SYS_FLASH1_BASE 0x60000000
102 #define CONFIG_SYS_FLASH1_SIZE 2
104 /* What should be the base address of SDRAM DIMM and how big is
107 #define CONFIG_SYS_SDRAM0_BASE 0x00000000
108 #define CONFIG_SYS_SDRAM0_SIZE 64
110 /* What should be the base address of the LEDs and switch S0?
111 * If you don't want them enabled, don't define this.
113 #define CONFIG_SYS_LED_BASE 0xa0000000
117 * SBC8260 with 16 MB DIMM:
119 * 0x0000 0000 Exception Vector code, 8k
122 * 0x0000 2000 Free for Application Use
128 * 0x00F5 FF30 Monitor Stack (Growing downward)
129 * Monitor Stack Buffer (0x80)
130 * 0x00F5 FFB0 Board Info Data
131 * 0x00F6 0000 Malloc Arena
132 * : CONFIG_ENV_SECT_SIZE, 256k
133 * : CONFIG_SYS_MALLOC_LEN, 128k
134 * 0x00FC 0000 RAM Copy of Monitor Code
135 * : CONFIG_SYS_MONITOR_LEN, 256k
136 * 0x00FF FFFF [End of RAM], CONFIG_SYS_SDRAM_SIZE - 1
140 * SBC8260 with 64 MB DIMM:
142 * 0x0000 0000 Exception Vector code, 8k
145 * 0x0000 2000 Free for Application Use
151 * 0x03F5 FF30 Monitor Stack (Growing downward)
152 * Monitor Stack Buffer (0x80)
153 * 0x03F5 FFB0 Board Info Data
154 * 0x03F6 0000 Malloc Arena
155 * : CONFIG_ENV_SECT_SIZE, 256k
156 * : CONFIG_SYS_MALLOC_LEN, 128k
157 * 0x03FC 0000 RAM Copy of Monitor Code
158 * : CONFIG_SYS_MONITOR_LEN, 256k
159 * 0x03FF FFFF [End of RAM], CONFIG_SYS_SDRAM_SIZE - 1
164 * select serial console configuration
166 * if either CONFIG_CONS_ON_SMC or CONFIG_CONS_ON_SCC is selected, then
167 * CONFIG_CONS_INDEX must be set to the channel number (1-2 for SMC, 1-4
170 * if CONFIG_CONS_NONE is defined, then the serial console routines must
173 #define CONFIG_CONS_ON_SMC 1 /* define if console on SMC */
174 #undef CONFIG_CONS_ON_SCC /* define if console on SCC */
175 #undef CONFIG_CONS_NONE /* define if console on neither */
176 #define CONFIG_CONS_INDEX 1 /* which SMC/SCC channel for console */
179 * select ethernet configuration
181 * if either CONFIG_ETHER_ON_SCC or CONFIG_ETHER_ON_FCC is selected, then
182 * CONFIG_ETHER_INDEX must be set to the channel number (1-4 for SCC, 1-3
185 * if CONFIG_ETHER_NONE is defined, then either the ethernet routines must be
186 * defined elsewhere (as for the console), or CONFIG_CMD_NET must be unset.
189 #undef CONFIG_ETHER_ON_SCC
190 #define CONFIG_ETHER_ON_FCC
191 #undef CONFIG_ETHER_NONE /* define if ethernet on neither */
193 #ifdef CONFIG_ETHER_ON_SCC
194 #define CONFIG_ETHER_INDEX 1 /* which SCC/FCC channel for ethernet */
195 #endif /* CONFIG_ETHER_ON_SCC */
197 #ifdef CONFIG_ETHER_ON_FCC
198 #define CONFIG_ETHER_INDEX 2 /* which SCC/FCC channel for ethernet */
199 #undef CONFIG_ETHER_LOOPBACK_TEST /* Ethernet external loopback test */
200 #define CONFIG_MII /* MII PHY management */
201 #define CONFIG_BITBANGMII /* bit-bang MII PHY management */
203 * Port pins used for bit-banged MII communictions (if applicable).
205 #define MDIO_PORT 2 /* Port C */
206 #define MDIO_DECLARE volatile ioport_t *iop = ioport_addr ( \
207 (immap_t *) CONFIG_SYS_IMMR, MDIO_PORT )
208 #define MDC_DECLARE MDIO_DECLARE
210 #define MDIO_ACTIVE (iop->pdir |= 0x00400000)
211 #define MDIO_TRISTATE (iop->pdir &= ~0x00400000)
212 #define MDIO_READ ((iop->pdat & 0x00400000) != 0)
214 #define MDIO(bit) if(bit) iop->pdat |= 0x00400000; \
215 else iop->pdat &= ~0x00400000
217 #define MDC(bit) if(bit) iop->pdat |= 0x00200000; \
218 else iop->pdat &= ~0x00200000
220 #define MIIDELAY udelay(1)
221 #endif /* CONFIG_ETHER_ON_FCC */
223 #if defined(CONFIG_ETHER_ON_SCC) && (CONFIG_ETHER_INDEX == 1)
229 # define CONFIG_SYS_CMXSCR_VALUE (CMXSCR_RS1CS_CLK11 | CMXSCR_TS1CS_CLK12)
231 #elif defined(CONFIG_ETHER_ON_FCC) && (CONFIG_ETHER_INDEX == 2)
236 * - Select bus for bd/buffers (see 28-13)
237 * - Enable Full Duplex in FSMR
239 # define CONFIG_SYS_CMXFCR_MASK (CMXFCR_FC2|CMXFCR_RF2CS_MSK|CMXFCR_TF2CS_MSK)
240 # define CONFIG_SYS_CMXFCR_VALUE (CMXFCR_RF2CS_CLK13|CMXFCR_TF2CS_CLK14)
241 # define CONFIG_SYS_CPMFCR_RAMTYPE 0
242 # define CONFIG_SYS_FCC_PSMR (FCC_PSMR_FDE | FCC_PSMR_LPB)
244 #endif /* CONFIG_ETHER_ON_FCC, CONFIG_ETHER_INDEX */
247 * Select SPI support configuration
249 #undef CONFIG_SPI /* Disable SPI driver */
252 * Select i2c support configuration
254 * Supported configurations are {none, software, hardware} drivers.
255 * If the software driver is chosen, there are some additional
256 * configuration items that the driver uses to drive the port pins.
258 #undef CONFIG_HARD_I2C /* I2C with hardware support */
259 #define CONFIG_SOFT_I2C 1 /* I2C bit-banged */
260 #define CONFIG_SYS_I2C_SPEED 400000 /* I2C speed and slave address */
261 #define CONFIG_SYS_I2C_SLAVE 0x7F
264 * Software (bit-bang) I2C driver configuration
266 #ifdef CONFIG_SOFT_I2C
267 #define I2C_PORT 3 /* Port A=0, B=1, C=2, D=3 */
268 #define I2C_ACTIVE (iop->pdir |= 0x00010000)
269 #define I2C_TRISTATE (iop->pdir &= ~0x00010000)
270 #define I2C_READ ((iop->pdat & 0x00010000) != 0)
271 #define I2C_SDA(bit) if(bit) iop->pdat |= 0x00010000; \
272 else iop->pdat &= ~0x00010000
273 #define I2C_SCL(bit) if(bit) iop->pdat |= 0x00020000; \
274 else iop->pdat &= ~0x00020000
275 #define I2C_DELAY udelay(5) /* 1/4 I2C clock duration */
276 #endif /* CONFIG_SOFT_I2C */
279 /* Define this to reserve an entire FLASH sector (256 KB) for
280 * environment variables. Otherwise, the environment will be
281 * put in the same sector as U-Boot, and changing variables
282 * will erase U-Boot temporarily
284 #define CONFIG_ENV_IN_OWN_SECT 1
286 /* Define to allow the user to overwrite serial and ethaddr */
287 #define CONFIG_ENV_OVERWRITE
289 /* What should the console's baud rate be? */
290 #define CONFIG_BAUDRATE 9600
292 /* Ethernet MAC address
293 * Note: We are using the EST Corporation OUI (00:a0:1e:xx:xx:xx)
294 * http://standards.ieee.org/regauth/oui/index.shtml
296 #define CONFIG_ETHADDR 00:a0:1e:a8:7b:cb
299 * Define this to set the last octet of the ethernet address from the
300 * DS0-DS7 switch and light the LEDs with the result. The DS0-DS7
301 * switch and the LEDs are backwards with respect to each other. DS7
302 * is on the board edge side of both the LED strip and the DS0-DS7
305 #undef CONFIG_MISC_INIT_R
307 /* Set to a positive value to delay for running BOOTCOMMAND */
308 #define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */
310 /* Be selective on what keys can delay or stop the autoboot process
313 #undef CONFIG_AUTOBOOT_KEYED
314 #ifdef CONFIG_AUTOBOOT_KEYED
315 # define CONFIG_AUTOBOOT_PROMPT \
316 "Autobooting in %d seconds, press \" \" to stop\n", bootdelay
317 # define CONFIG_AUTOBOOT_STOP_STR " "
318 # undef CONFIG_AUTOBOOT_DELAY_STR
319 # define DEBUG_BOOTKEYS 0
322 /* Define this to contain any number of null terminated strings that
323 * will be part of the default enviroment compiled into the boot image.
326 * -------------- -------------------------------------------------------
327 * serverip server IP address
328 * ipaddr my IP address
329 * reprog Reload flash with a new copy of U-Boot
330 * zapenv Erase the environment area in flash
331 * root-on-initrd Set the bootcmd variable to allow booting of an initial
333 * root-on-nfs Set the bootcmd variable to allow booting of a NFS
334 * mounted root filesystem.
335 * boot-hook Convenient stub to do something useful before the
336 * bootm command is executed.
338 * Example usage of root-on-initrd and root-on-nfs :
340 * Note: The lines have been wrapped to improved its readability.
342 * => printenv bootcmd
343 * bootcmd=version;echo;bootp;setenv bootargs root=/dev/nfs rw
344 * nfsroot=${serverip}:${rootpath}
345 * ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}:${hostname}::off;run boot-hook;bootm
347 * => run root-on-initrd
348 * => printenv bootcmd
349 * bootcmd=version;echo;bootp;setenv bootargs root=/dev/ram0 rw
350 * ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}:${hostname}::off;run boot-hook;bootm
353 * => printenv bootcmd
354 * bootcmd=version;echo;bootp;setenv bootargs root=/dev/nfs rw
355 * nfsroot=${serverip}:${rootpath}
356 * ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}:${hostname}::off;run boot-hook;bootm
359 #define CONFIG_EXTRA_ENV_SETTINGS \
360 "serverip=192.168.123.205\0" \
361 "ipaddr=192.168.123.213\0" \
364 "tftpboot 0x140000 /bdi2000/u-boot.bin;" \
367 "cp.b 140000 40000000 ${filesize};" \
378 "setenv bootargs root=/dev/ram0 rw " \
379 "ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}:${hostname}::off;" \
387 "setenv bootargs root=/dev/nfs rw " \
388 "nfsroot=${serverip}:${rootpath} " \
389 "ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}:${hostname}::off;" \
394 /* Define a command string that is automatically executed when no character
395 * is read on the console interface withing "Boot Delay" after reset.
397 #undef CONFIG_BOOT_ROOT_INITRD /* Use ram disk for the root file system */
398 #define CONFIG_BOOT_ROOT_NFS /* Use a NFS mounted root file system */
400 #ifdef CONFIG_BOOT_ROOT_INITRD
401 #define CONFIG_BOOTCOMMAND \
405 "setenv bootargs root=/dev/ram0 rw " \
406 "ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}:${hostname}::off;" \
408 #endif /* CONFIG_BOOT_ROOT_INITRD */
410 #ifdef CONFIG_BOOT_ROOT_NFS
411 #define CONFIG_BOOTCOMMAND \
415 "setenv bootargs root=/dev/nfs rw nfsroot=${serverip}:${rootpath} " \
416 "ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}:${hostname}::off;" \
418 #endif /* CONFIG_BOOT_ROOT_NFS */
423 #define CONFIG_BOOTP_SUBNETMASK
424 #define CONFIG_BOOTP_GATEWAY
425 #define CONFIG_BOOTP_HOSTNAME
426 #define CONFIG_BOOTP_BOOTPATH
427 #define CONFIG_BOOTP_BOOTFILESIZE
428 #define CONFIG_BOOTP_DNS
429 #define CONFIG_BOOTP_DNS2
430 #define CONFIG_BOOTP_SEND_HOSTNAME
433 /* undef this to save memory */
434 #define CONFIG_SYS_LONGHELP
436 /* Monitor Command Prompt */
437 #define CONFIG_SYS_PROMPT "=> "
439 #undef CONFIG_SYS_HUSH_PARSER
440 #ifdef CONFIG_SYS_HUSH_PARSER
441 #define CONFIG_SYS_PROMPT_HUSH_PS2 "> "
444 /* When CONFIG_TIMESTAMP is selected, the timestamp (date and time)
445 * of an image is printed by image commands like bootm or iminfo.
447 #define CONFIG_TIMESTAMP
449 /* If this variable is defined, an environment variable named "ver"
450 * is created by U-Boot showing the U-Boot version.
452 #define CONFIG_VERSION_VARIABLE
456 * Command line configuration.
458 #include <config_cmd_default.h>
460 #define CONFIG_CMD_ASKENV
461 #define CONFIG_CMD_ELF
462 #define CONFIG_CMD_I2C
463 #define CONFIG_CMD_IMMAP
464 #define CONFIG_CMD_PING
465 #define CONFIG_CMD_REGINFO
466 #define CONFIG_CMD_SDRAM
468 #undef CONFIG_CMD_KGDB
470 #if defined(CONFIG_ETHER_ON_FCC)
471 #define CONFIG_CMD_CMD_MII
475 #undef CONFIG_WATCHDOG /* disable the watchdog */
477 /* Where do the internal registers live? */
478 #define CONFIG_SYS_IMMR 0xF0000000
480 /*****************************************************************************
482 * You should not have to modify any of the following settings
484 *****************************************************************************/
486 #define CONFIG_MPC8260 1 /* This is an MPC8260 CPU */
487 #define CONFIG_SBC8260 1 /* on an EST SBC8260 Board */
488 #define CONFIG_CPM2 1 /* Has a CPM2 */
492 * Miscellaneous configurable options
494 #if defined(CONFIG_CMD_KGDB)
495 # define CONFIG_SYS_CBSIZE 1024 /* Console I/O Buffer Size */
497 # define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */
500 /* Print Buffer Size */
501 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT)+16)
503 #define CONFIG_SYS_MAXARGS 32 /* max number of command args */
505 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot Argument Buffer Size */
507 #define CONFIG_SYS_LOAD_ADDR 0x400000 /* default load address */
508 #define CONFIG_SYS_HZ 1000 /* decrementer freq: 1 ms ticks */
510 #define CONFIG_SYS_ALT_MEMTEST /* Select full-featured memory test */
511 #define CONFIG_SYS_MEMTEST_START 0x2000 /* memtest works from the end of */
512 /* the exception vector table */
513 /* to the end of the DRAM */
514 /* less monitor and malloc area */
515 #define CONFIG_SYS_STACK_USAGE 0x10000 /* Reserve 64k for the stack usage */
516 #define CONFIG_SYS_MEM_END_USAGE ( CONFIG_SYS_MONITOR_LEN \
517 + CONFIG_SYS_MALLOC_LEN \
518 + CONFIG_ENV_SECT_SIZE \
519 + CONFIG_SYS_STACK_USAGE )
521 #define CONFIG_SYS_MEMTEST_END ( CONFIG_SYS_SDRAM_SIZE * 1024 * 1024 \
522 - CONFIG_SYS_MEM_END_USAGE )
524 /* valid baudrates */
525 #define CONFIG_SYS_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 }
528 * Low Level Configuration Settings
529 * (address mappings, register initial values, etc.)
530 * You should know what you are doing if you make changes here.
533 #define CONFIG_SYS_FLASH_BASE CONFIG_SYS_FLASH0_BASE
534 #define CONFIG_SYS_FLASH_SIZE CONFIG_SYS_FLASH0_SIZE
535 #define CONFIG_SYS_SDRAM_BASE CONFIG_SYS_SDRAM0_BASE
536 #define CONFIG_SYS_SDRAM_SIZE CONFIG_SYS_SDRAM0_SIZE
538 /*-----------------------------------------------------------------------
539 * Hard Reset Configuration Words
541 #if defined(CONFIG_SYS_SBC_BOOT_LOW)
542 # define CONFIG_SYS_SBC_HRCW_BOOT_FLAGS (HRCW_CIP | HRCW_BMS)
544 # define CONFIG_SYS_SBC_HRCW_BOOT_FLAGS (0)
545 #endif /* defined(CONFIG_SYS_SBC_BOOT_LOW) */
547 /* get the HRCW ISB field from CONFIG_SYS_IMMR */
548 #define CONFIG_SYS_SBC_HRCW_IMMR ( ((CONFIG_SYS_IMMR & 0x10000000) >> 10) | \
549 ((CONFIG_SYS_IMMR & 0x01000000) >> 7) | \
550 ((CONFIG_SYS_IMMR & 0x00100000) >> 4) )
552 #define CONFIG_SYS_HRCW_MASTER ( HRCW_BPS11 | \
554 CONFIG_SYS_SBC_HRCW_IMMR | \
559 (CONFIG_SYS_SBC_MODCK_H & HRCW_MODCK_H1111) | \
560 CONFIG_SYS_SBC_HRCW_BOOT_FLAGS )
563 #define CONFIG_SYS_HRCW_SLAVE1 0
564 #define CONFIG_SYS_HRCW_SLAVE2 0
565 #define CONFIG_SYS_HRCW_SLAVE3 0
566 #define CONFIG_SYS_HRCW_SLAVE4 0
567 #define CONFIG_SYS_HRCW_SLAVE5 0
568 #define CONFIG_SYS_HRCW_SLAVE6 0
569 #define CONFIG_SYS_HRCW_SLAVE7 0
571 /*-----------------------------------------------------------------------
572 * Definitions for initial stack pointer and data area (in DPRAM)
574 #define CONFIG_SYS_INIT_RAM_ADDR CONFIG_SYS_IMMR
575 #define CONFIG_SYS_INIT_RAM_SIZE 0x4000 /* Size of used area in DPRAM */
576 #define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
577 #define CONFIG_SYS_INIT_SP_OFFSET CONFIG_SYS_GBL_DATA_OFFSET
579 /*-----------------------------------------------------------------------
580 * Start addresses for the final memory configuration
581 * (Set up by the startup code)
582 * Please note that CONFIG_SYS_SDRAM_BASE _must_ start at 0
583 * Note also that the logic that sets CONFIG_SYS_RAMBOOT is platform dependent.
585 #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH0_BASE
587 #if (CONFIG_SYS_MONITOR_BASE < CONFIG_SYS_FLASH_BASE)
588 # define CONFIG_SYS_RAMBOOT
591 #define CONFIG_SYS_MONITOR_LEN (256 << 10) /* Reserve 256 kB for Monitor */
592 #define CONFIG_SYS_MALLOC_LEN (128 << 10) /* Reserve 128 kB for malloc() */
595 * For booting Linux, the board info and command line data
596 * have to be in the first 8 MB of memory, since this is
597 * the maximum mapped by the Linux kernel during initialization.
599 #define CONFIG_SYS_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
601 /*-----------------------------------------------------------------------
602 * FLASH and environment organization
604 #define CONFIG_SYS_MAX_FLASH_BANKS 1 /* max number of memory banks */
605 #define CONFIG_SYS_MAX_FLASH_SECT 16 /* max number of sectors on one chip */
607 #define CONFIG_SYS_FLASH_ERASE_TOUT 8000 /* Timeout for Flash Erase (in ms) */
608 #define CONFIG_SYS_FLASH_WRITE_TOUT 1 /* Timeout for Flash Write (in ms) */
610 #ifndef CONFIG_SYS_RAMBOOT
611 # define CONFIG_ENV_IS_IN_FLASH 1
613 # ifdef CONFIG_ENV_IN_OWN_SECT
614 # define CONFIG_ENV_ADDR (CONFIG_SYS_MONITOR_BASE + 0x40000)
615 # define CONFIG_ENV_SECT_SIZE 0x40000
617 # define CONFIG_ENV_ADDR (CONFIG_SYS_FLASH_BASE + CONFIG_SYS_MONITOR_LEN - CONFIG_ENV_SECT_SIZE)
618 # define CONFIG_ENV_SIZE 0x1000 /* Total Size of Environment Sector */
619 # define CONFIG_ENV_SECT_SIZE 0x10000 /* see README - env sect real size */
620 # endif /* CONFIG_ENV_IN_OWN_SECT */
623 # define CONFIG_ENV_IS_IN_NVRAM 1
624 # define CONFIG_ENV_ADDR (CONFIG_SYS_MONITOR_BASE - 0x1000)
625 # define CONFIG_ENV_SIZE 0x200
626 #endif /* CONFIG_SYS_RAMBOOT */
628 /*-----------------------------------------------------------------------
629 * Cache Configuration
631 #define CONFIG_SYS_CACHELINE_SIZE 32 /* For MPC8260 CPU */
633 #if defined(CONFIG_CMD_KGDB)
634 # define CONFIG_SYS_CACHELINE_SHIFT 5 /* log base 2 of the above value */
637 /*-----------------------------------------------------------------------
638 * HIDx - Hardware Implementation-dependent Registers 2-11
639 *-----------------------------------------------------------------------
640 * HID0 also contains cache control - initially enable both caches and
641 * invalidate contents, then the final state leaves only the instruction
642 * cache enabled. Note that Power-On and Hard reset invalidate the caches,
643 * but Soft reset does not.
645 * HID1 has only read-only information - nothing to set.
647 #define CONFIG_SYS_HID0_INIT (HID0_ICE |\
654 #define CONFIG_SYS_HID0_FINAL (HID0_ICE |\
658 #define CONFIG_SYS_HID2 0
660 /*-----------------------------------------------------------------------
661 * RMR - Reset Mode Register
662 *-----------------------------------------------------------------------
664 #define CONFIG_SYS_RMR 0
666 /*-----------------------------------------------------------------------
667 * BCR - Bus Configuration 4-25
668 *-----------------------------------------------------------------------
670 #define CONFIG_SYS_BCR (BCR_ETM)
672 /*-----------------------------------------------------------------------
673 * SIUMCR - SIU Module Configuration 4-31
674 *-----------------------------------------------------------------------
677 #define CONFIG_SYS_SIUMCR (SIUMCR_DPPC11 |\
683 /*-----------------------------------------------------------------------
684 * SYPCR - System Protection Control 11-9
685 * SYPCR can only be written once after reset!
686 *-----------------------------------------------------------------------
687 * Watchdog & Bus Monitor Timer max, 60x Bus Monitor enable
689 #if defined(CONFIG_WATCHDOG)
690 #define CONFIG_SYS_SYPCR (SYPCR_SWTC |\
698 #define CONFIG_SYS_SYPCR (SYPCR_SWTC |\
704 #endif /* CONFIG_WATCHDOG */
706 /*-----------------------------------------------------------------------
707 * TMCNTSC - Time Counter Status and Control 4-40
708 *-----------------------------------------------------------------------
709 * Clear once per Second and Alarm Interrupt Status, Set 32KHz timersclk,
710 * and enable Time Counter
712 #define CONFIG_SYS_TMCNTSC (TMCNTSC_SEC |\
717 /*-----------------------------------------------------------------------
718 * PISCR - Periodic Interrupt Status and Control 4-42
719 *-----------------------------------------------------------------------
720 * Clear Periodic Interrupt Status, Set 32KHz timersclk, and enable
723 #define CONFIG_SYS_PISCR (PISCR_PS |\
727 /*-----------------------------------------------------------------------
728 * SCCR - System Clock Control 9-8
729 *-----------------------------------------------------------------------
731 #define CONFIG_SYS_SCCR 0
733 /*-----------------------------------------------------------------------
734 * RCCR - RISC Controller Configuration 13-7
735 *-----------------------------------------------------------------------
737 #define CONFIG_SYS_RCCR 0
740 * Initialize Memory Controller:
742 * Bank Bus Machine PortSz Device
743 * ---- --- ------- ------ ------
744 * 0 60x GPCM 32 bit FLASH (SIMM - 4MB) *
745 * 1 60x GPCM 32 bit FLASH (SIMM - Unused)
746 * 2 60x SDRAM 64 bit SDRAM (DIMM - 16MB or 64MB)
747 * 3 60x SDRAM 64 bit SDRAM (DIMM - Unused)
748 * 4 Local SDRAM 32 bit SDRAM (on board - 4MB)
749 * 5 60x GPCM 8 bit EEPROM (8KB)
750 * 6 60x GPCM 8 bit FLASH (on board - 2MB) *
751 * 7 60x GPCM 8 bit LEDs, switches
753 * (*) This configuration requires the SBC8260 be configured
754 * so that *CS0 goes to the FLASH SIMM, and *CS6 goes to
755 * the on board FLASH. In other words, JP24 should have
756 * pins 1 and 2 jumpered and pins 3 and 4 jumpered.
760 /*-----------------------------------------------------------------------
761 * BR0,BR1 - Base Register
762 * Ref: Section 10.3.1 on page 10-14
763 * OR0,OR1 - Option Register
764 * Ref: Section 10.3.2 on page 10-18
765 *-----------------------------------------------------------------------
768 /* Bank 0,1 - FLASH SIMM
770 * This expects the FLASH SIMM to be connected to *CS0
771 * It consists of 4 AM29F080B parts.
773 * Note: For the 4 MB SIMM, *CS1 is unused.
776 /* BR0 is configured as follows:
778 * - Base address of 0x40000000
780 * - Data errors checking is disabled
781 * - Read and write access
783 * - Access are handled by the memory controller according to MSEL
784 * - Not used for atomic operations
785 * - No data pipelining is done
788 #define CONFIG_SYS_BR0_PRELIM ((CONFIG_SYS_FLASH0_BASE & BRx_BA_MSK) |\
793 /* OR0 is configured as follows:
796 * - *BCTL0 is asserted upon access to the current memory bank
797 * - *CW / *WE are negated a quarter of a clock earlier
798 * - *CS is output at the same time as the address lines
799 * - Uses a clock cycle length of 5
800 * - *PSDVAL is generated internally by the memory controller
801 * unless *GTA is asserted earlier externally.
802 * - Relaxed timing is generated by the GPCM for accesses
803 * initiated to this memory region.
804 * - One idle clock is inserted between a read access from the
805 * current bank and the next access.
807 #define CONFIG_SYS_OR0_PRELIM (MEG_TO_AM(CONFIG_SYS_FLASH0_SIZE) |\
814 /*-----------------------------------------------------------------------
815 * BR2,BR3 - Base Register
816 * Ref: Section 10.3.1 on page 10-14
817 * OR2,OR3 - Option Register
818 * Ref: Section 10.3.2 on page 10-16
819 *-----------------------------------------------------------------------
822 /* Bank 2,3 - SDRAM DIMM
825 * 64MB DIMM: P/N 1W-8864X8-4-P1-EST
827 * Note: *CS3 is unused for this DIMM
830 /* With a 16 MB or 64 MB DIMM, the BR2 is configured as follows:
832 * - Base address of 0x00000000
833 * - 64 bit port size (60x bus only)
834 * - Data errors checking is disabled
835 * - Read and write access
837 * - Access are handled by the memory controller according to MSEL
838 * - Not used for atomic operations
839 * - No data pipelining is done
842 #define CONFIG_SYS_BR2_PRELIM ((CONFIG_SYS_SDRAM0_BASE & BRx_BA_MSK) |\
847 #define CONFIG_SYS_BR3_PRELIM ((CONFIG_SYS_SDRAM0_BASE & BRx_BA_MSK) |\
852 /* With a 16 MB DIMM, the OR2 is configured as follows:
855 * - 2 internal banks per device
856 * - Row start address bit is A9 with PSDMR[PBI] = 0
857 * - 11 row address lines
858 * - Back-to-back page mode
859 * - Internal bank interleaving within save device enabled
861 #if (CONFIG_SYS_SDRAM0_SIZE == 16)
862 #define CONFIG_SYS_OR2_PRELIM (MEG_TO_AM(CONFIG_SYS_SDRAM0_SIZE) |\
864 ORxS_ROWST_PBI0_A9 |\
868 /* With a 64 MB DIMM, the OR2 is configured as follows:
871 * - 4 internal banks per device
872 * - Row start address bit is A8 with PSDMR[PBI] = 0
873 * - 12 row address lines
874 * - Back-to-back page mode
875 * - Internal bank interleaving within save device enabled
877 #if (CONFIG_SYS_SDRAM0_SIZE == 64)
878 #define CONFIG_SYS_OR2_PRELIM (MEG_TO_AM(CONFIG_SYS_SDRAM0_SIZE) |\
880 ORxS_ROWST_PBI0_A8 |\
884 /*-----------------------------------------------------------------------
885 * PSDMR - 60x Bus SDRAM Mode Register
886 * Ref: Section 10.3.3 on page 10-21
887 *-----------------------------------------------------------------------
890 /* Address that the DIMM SPD memory lives at.
892 #define SDRAM_SPD_ADDR 0x54
894 #if (CONFIG_SYS_SDRAM0_SIZE == 16)
895 /* With a 16 MB DIMM, the PSDMR is configured as follows:
897 * - Bank Based Interleaving,
899 * - Address Multiplexing where A5 is output on A14 pin
900 * (A6 on A15, and so on),
901 * - use address pins A16-A18 as bank select,
902 * - A9 is output on SDA10 during an ACTIVATE command,
903 * - earliest timing for ACTIVATE command after REFRESH command is 7 clocks,
904 * - earliest timing for ACTIVATE or REFRESH command after PRECHARGE command
906 * - earliest timing for READ/WRITE command after ACTIVATE command is
908 * - earliest timing for PRECHARGE after last data was read is 1 clock,
909 * - earliest timing for PRECHARGE after last data was written is 1 clock,
910 * - CAS Latency is 2.
912 #define CONFIG_SYS_PSDMR (PSDMR_RFEN |\
913 PSDMR_SDAM_A14_IS_A5 |\
914 PSDMR_BSMA_A16_A18 |\
915 PSDMR_SDA10_PBI0_A9 |\
924 #if (CONFIG_SYS_SDRAM0_SIZE == 64)
925 /* With a 64 MB DIMM, the PSDMR is configured as follows:
927 * - Bank Based Interleaving,
929 * - Address Multiplexing where A5 is output on A14 pin
930 * (A6 on A15, and so on),
931 * - use address pins A14-A16 as bank select,
932 * - A9 is output on SDA10 during an ACTIVATE command,
933 * - earliest timing for ACTIVATE command after REFRESH command is 7 clocks,
934 * - earliest timing for ACTIVATE or REFRESH command after PRECHARGE command
936 * - earliest timing for READ/WRITE command after ACTIVATE command is
938 * - earliest timing for PRECHARGE after last data was read is 1 clock,
939 * - earliest timing for PRECHARGE after last data was written is 1 clock,
940 * - CAS Latency is 2.
942 #define CONFIG_SYS_PSDMR (PSDMR_RFEN |\
943 PSDMR_SDAM_A14_IS_A5 |\
944 PSDMR_BSMA_A14_A16 |\
945 PSDMR_SDA10_PBI0_A9 |\
955 * Shoot for approximately 1MHz on the prescaler.
957 #if (CONFIG_8260_CLKIN == (66 * 1000 * 1000))
958 #define CONFIG_SYS_MPTPR MPTPR_PTP_DIV64
959 #elif (CONFIG_8260_CLKIN == (33 * 1000 * 1000))
960 #define CONFIG_SYS_MPTPR MPTPR_PTP_DIV32
962 #warning "Unconfigured bus clock freq: check CONFIG_SYS_MPTPR and CONFIG_SYS_PSRT are OK"
963 #define CONFIG_SYS_MPTPR MPTPR_PTP_DIV32
965 #define CONFIG_SYS_PSRT 14
968 /* Bank 4 - On board SDRAM
970 * This is not implemented yet.
973 /*-----------------------------------------------------------------------
974 * BR6 - Base Register
975 * Ref: Section 10.3.1 on page 10-14
976 * OR6 - Option Register
977 * Ref: Section 10.3.2 on page 10-18
978 *-----------------------------------------------------------------------
981 /* Bank 6 - On board FLASH
983 * This expects the on board FLASH SIMM to be connected to *CS6
984 * It consists of 1 AM29F016A part.
986 #if (defined(CONFIG_SYS_FLASH1_BASE) && defined(CONFIG_SYS_FLASH1_SIZE))
988 /* BR6 is configured as follows:
990 * - Base address of 0x60000000
992 * - Data errors checking is disabled
993 * - Read and write access
995 * - Access are handled by the memory controller according to MSEL
996 * - Not used for atomic operations
997 * - No data pipelining is done
1000 # define CONFIG_SYS_BR6_PRELIM ((CONFIG_SYS_FLASH1_BASE & BRx_BA_MSK) |\
1005 /* OR6 is configured as follows:
1008 * - *BCTL0 is asserted upon access to the current memory bank
1009 * - *CW / *WE are negated a quarter of a clock earlier
1010 * - *CS is output at the same time as the address lines
1011 * - Uses a clock cycle length of 5
1012 * - *PSDVAL is generated internally by the memory controller
1013 * unless *GTA is asserted earlier externally.
1014 * - Relaxed timing is generated by the GPCM for accesses
1015 * initiated to this memory region.
1016 * - One idle clock is inserted between a read access from the
1017 * current bank and the next access.
1019 # define CONFIG_SYS_OR6_PRELIM (MEG_TO_AM(CONFIG_SYS_FLASH1_SIZE) |\
1025 #endif /* (defined(CONFIG_SYS_FLASH1_BASE) && defined(CONFIG_SYS_FLASH1_SIZE)) */
1027 /*-----------------------------------------------------------------------
1028 * BR7 - Base Register
1029 * Ref: Section 10.3.1 on page 10-14
1030 * OR7 - Option Register
1031 * Ref: Section 10.3.2 on page 10-18
1032 *-----------------------------------------------------------------------
1035 /* Bank 7 - LEDs and switches
1037 * LEDs are at 0x00001 (write only)
1038 * switches are at 0x00001 (read only)
1040 #ifdef CONFIG_SYS_LED_BASE
1042 /* BR7 is configured as follows:
1044 * - Base address of 0xA0000000
1046 * - Data errors checking is disabled
1047 * - Read and write access
1049 * - Access are handled by the memory controller according to MSEL
1050 * - Not used for atomic operations
1051 * - No data pipelining is done
1054 # define CONFIG_SYS_BR7_PRELIM ((CONFIG_SYS_LED_BASE & BRx_BA_MSK) |\
1059 /* OR7 is configured as follows:
1062 * - *BCTL0 is asserted upon access to the current memory bank
1063 * - *CW / *WE are negated a quarter of a clock earlier
1064 * - *CS is output at the same time as the address lines
1065 * - Uses a clock cycle length of 15
1066 * - *PSDVAL is generated internally by the memory controller
1067 * unless *GTA is asserted earlier externally.
1068 * - Relaxed timing is generated by the GPCM for accesses
1069 * initiated to this memory region.
1070 * - One idle clock is inserted between a read access from the
1071 * current bank and the next access.
1073 # define CONFIG_SYS_OR7_PRELIM (ORxG_AM_MSK |\
1079 #endif /* CONFIG_SYS_LED_BASE */
1080 #endif /* __CONFIG_H */