3 * Frank Panno <fpanno@delphintech.com>, Delphin Technology AG
5 * This file is based on similar values for other boards found in other
6 * U-Boot config files, and some that I found in the EP8260 manual.
8 * See file CREDITS for list of people who contributed to this
11 * This program is free software; you can redistribute it and/or
12 * modify it under the terms of the GNU General Public License as
13 * published by the Free Software Foundation; either version 2 of
14 * the License, or (at your option) any later version.
16 * This program is distributed in the hope that it will be useful,
17 * but WITHOUT ANY WARRANTY; without even the implied warranty of
18 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19 * GNU General Public License for more details.
21 * You should have received a copy of the GNU General Public License
22 * along with this program; if not, write to the Free Software
23 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
28 * board/config.h - configuration options, board specific
32 * - 32M Local Bus SDRAM
33 * - 16M Flash (4 x AM29DL323DB90WDI)
34 * - 128k NVRAM with RTC
36 * "EP8260 H2, V.1.3" (CFG_EP8260_H2)
37 * - 300MHz/133MHz/66MHz
39 * - 32M Local Bus SDRAM
41 * - 128k NVRAM with RTC
47 /* Define this to enable support the EP8260 H2 version */
48 #define CFG_EP8260_H2 1
49 /* #undef CFG_EP8260_H2 */
51 #define CONFIG_CPM2 1 /* Has a CPM2 */
53 /* What is the oscillator's (UX2) frequency in Hz? */
54 #define CONFIG_8260_CLKIN (66 * 1000 * 1000)
56 /*-----------------------------------------------------------------------
57 * MODCK_H & MODCLK[1-3] - Ref: Section 9.2 in MPC8206 User Manual
58 *-----------------------------------------------------------------------
59 * What should MODCK_H be? It is dependent on the oscillator
60 * frequency, MODCK[1-3], and desired CPM and core frequencies.
61 * Here are some example values (all frequencies are in MHz):
63 * MODCK_H MODCK[1-3] Osc CPM Core
64 * ------- ---------- --- --- ----
73 * 0x5 0x7 66 133 200 *
79 #define CFG_SBC_MODCK_H (HRCW_MODCK_H0110)
81 #define CFG_SBC_MODCK_H (HRCW_MODCK_H0110)
84 /* Define this if you want to boot from 0x00000100. If you don't define
85 * this, you will need to program the bootloader to 0xfff00000, and
86 * get the hardware reset config words at 0xfe000000. The simplest
87 * way to do that is to program the bootloader at both addresses.
88 * It is suggested that you just let U-Boot live at 0x00000000.
90 /* #define CFG_SBC_BOOT_LOW 1 */ /* only for HRCW */
91 /* #undef CFG_SBC_BOOT_LOW */
93 /* The reset command will not work as expected if the reset address does
94 * not point to the correct address.
97 #define CFG_RESET_ADDRESS 0xFFF00100
99 /* What should the base address of the main FLASH be and how big is
100 * it (in MBytes)? This must contain TEXT_BASE from board/ep8260/config.mk
101 * The main FLASH is whichever is connected to *CS0. U-Boot expects
102 * this to be the SIMM.
105 #define CFG_FLASH0_BASE 0xFE000000
106 #define CFG_FLASH0_SIZE 32
108 #define CFG_FLASH0_BASE 0xFF000000
109 #define CFG_FLASH0_SIZE 16
112 /* What should the base address of the secondary FLASH be and how big
113 * is it (in Mbytes)? The secondary FLASH is whichever is connected
114 * to *CS6. U-Boot expects this to be the on board FLASH. If you don't
115 * want it enabled, don't define these constants.
117 #define CFG_FLASH1_BASE 0
118 #define CFG_FLASH1_SIZE 0
119 #undef CFG_FLASH1_BASE
120 #undef CFG_FLASH1_SIZE
122 /* What should be the base address of SDRAM DIMM (60x bus) and how big is
125 #define CFG_SDRAM0_BASE 0x00000000
126 #define CFG_SDRAM0_SIZE 64
128 /* define CFG_LSDRAM if you want to enable the 32M SDRAM on the
129 * local bus (8260 local bus is NOT cacheable!)
131 /* #define CFG_LSDRAM */
135 /* What should be the base address of SDRAM DIMM (local bus) and how big is
138 #define CFG_SDRAM1_BASE 0x04000000
139 #define CFG_SDRAM1_SIZE 32
141 #define CFG_SDRAM1_BASE 0
142 #define CFG_SDRAM1_SIZE 0
143 #undef CFG_SDRAM1_BASE
144 #undef CFG_SDRAM1_SIZE
145 #endif /* CFG_LSDRAM */
147 /* What should be the base address of NVRAM and how big is
150 #define CFG_NVRAM_BASE_ADDR 0xFA080000
151 #define CFG_NVRAM_SIZE (128*1024)-16
153 /* The RTC is a Dallas DS1556
155 #define CONFIG_RTC_DS1556
157 /* What should be the base address of the LEDs and switch S0?
158 * If you don't want them enabled, don't define this.
160 #define CFG_LED_BASE 0x00000000
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 /* 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 CFG_CMD_NET must be removed
187 * from CONFIG_COMMANDS to remove support for networking.
189 #undef CONFIG_ETHER_ON_SCC /* define if ethernet on SCC */
190 #define CONFIG_ETHER_ON_FCC /* define if ethernet on FCC */
191 #undef CONFIG_ETHER_NONE /* define if ethernet on neither */
192 #define CONFIG_ETHER_INDEX 3 /* which SCC/FCC channel for ethernet */
194 #if ( CONFIG_ETHER_INDEX == 3 )
199 * - RAM for BD/Buffers is on the local Bus (see 28-13)
200 * - Enable Half Duplex in FSMR
202 # define CFG_CMXFCR_MASK (CMXFCR_FC3|CMXFCR_RF3CS_MSK|CMXFCR_TF3CS_MSK)
203 # define CFG_CMXFCR_VALUE (CMXFCR_RF3CS_CLK15|CMXFCR_TF3CS_CLK16)
206 * - RAM for BD/Buffers is on the local Bus (see 28-13)
209 #define CFG_CPMFCR_RAMTYPE 3
210 #else /* CFG_LSDRAM */
211 #define CFG_CPMFCR_RAMTYPE 0
212 #endif /* CFG_LSDRAM */
214 /* - Enable Half Duplex in FSMR */
215 /* # define CFG_FCC_PSMR (FCC_PSMR_FDE|FCC_PSMR_LPB) */
216 # define CFG_FCC_PSMR 0
218 #else /* CONFIG_ETHER_INDEX */
219 # error "on EP8260 ethernet must be FCC3"
220 #endif /* CONFIG_ETHER_INDEX */
223 * select i2c support configuration
225 * Supported configurations are {none, software, hardware} drivers.
226 * If the software driver is chosen, there are some additional
227 * configuration items that the driver uses to drive the port pins.
229 #undef CONFIG_HARD_I2C /* I2C with hardware support */
230 #define CONFIG_SOFT_I2C 1 /* I2C bit-banged */
231 #define CFG_I2C_SPEED 400000 /* I2C speed and slave address */
232 #define CFG_I2C_SLAVE 0x7F
235 * Software (bit-bang) I2C driver configuration
237 #ifdef CONFIG_SOFT_I2C
238 #define I2C_PORT 3 /* Port A=0, B=1, C=2, D=3 */
239 #define I2C_ACTIVE (iop->pdir |= 0x00010000)
240 #define I2C_TRISTATE (iop->pdir &= ~0x00010000)
241 #define I2C_READ ((iop->pdat & 0x00010000) != 0)
242 #define I2C_SDA(bit) if(bit) iop->pdat |= 0x00010000; \
243 else iop->pdat &= ~0x00010000
244 #define I2C_SCL(bit) if(bit) iop->pdat |= 0x00020000; \
245 else iop->pdat &= ~0x00020000
246 #define I2C_DELAY udelay(5) /* 1/4 I2C clock duration */
247 #endif /* CONFIG_SOFT_I2C */
249 /* #define CONFIG_RTC_DS174x */
251 /* Define this to reserve an entire FLASH sector (256 KB) for
252 * environment variables. Otherwise, the environment will be
253 * put in the same sector as U-Boot, and changing variables
254 * will erase U-Boot temporarily
256 #define CFG_ENV_IN_OWN_SECT
258 /* Define to allow the user to overwrite serial and ethaddr */
259 #define CONFIG_ENV_OVERWRITE
261 /* What should the console's baud rate be? */
263 #define CONFIG_BAUDRATE 9600
265 #define CONFIG_BAUDRATE 115200
268 /* Ethernet MAC address */
269 #define CONFIG_ETHADDR 00:10:EC:00:30:8C
271 #define CONFIG_IPADDR 192.168.254.130
272 #define CONFIG_SERVERIP 192.168.254.49
274 /* Set to a positive value to delay for running BOOTCOMMAND */
275 #define CONFIG_BOOTDELAY -1
277 /* undef this to save memory */
280 /* Monitor Command Prompt */
281 #define CFG_PROMPT "=> "
283 /* Define this variable to enable the "hush" shell (from
284 Busybox) as command line interpreter, thus enabling
285 powerful command line syntax like
286 if...then...else...fi conditionals or `&&' and '||'
287 constructs ("shell scripts").
288 If undefined, you get the old, much simpler behaviour
289 with a somewhat smapper memory footprint.
291 #define CFG_HUSH_PARSER
292 #define CFG_PROMPT_HUSH_PS2 "> "
294 /* What U-Boot subsytems do you want enabled? */
297 #define CONFIG_COMMANDS ( CFG_CMD_ALL & \
327 /* Where do the internal registers live? */
328 #define CFG_IMMR 0xF0000000
329 #define CFG_DEFAULT_IMMR 0x00010000
331 /* Where do the on board registers (CS4) live? */
332 #define CFG_REGS_BASE 0xFA000000
334 /*****************************************************************************
336 * You should not have to modify any of the following settings
338 *****************************************************************************/
340 #define CONFIG_MPC8260 1 /* This is an MPC8260 CPU */
341 #define CONFIG_EP8260 11 /* on an Embedded Planet EP8260 Board, Rev. 11 */
343 #define CONFIG_BOARD_EARLY_INIT_F 1 /* Call board_early_init_f */
345 /* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */
346 #include <cmd_confdefs.h>
349 * Miscellaneous configurable options
351 #if (CONFIG_COMMANDS & CFG_CMD_KGDB)
352 # define CFG_CBSIZE 1024 /* Console I/O Buffer Size */
354 # define CFG_CBSIZE 256 /* Console I/O Buffer Size */
357 /* Print Buffer Size */
358 #define CFG_PBSIZE (CFG_CBSIZE + sizeof(CFG_PROMPT)+16)
360 #define CFG_MAXARGS 8 /* max number of command args */
362 #define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */
365 #define CFG_MEMTEST_START 0x04000000 /* memtest works on */
366 #define CFG_MEMTEST_END 0x06000000 /* 64-96 MB in SDRAM */
368 #define CFG_MEMTEST_START 0x00000000 /* memtest works on */
369 #define CFG_MEMTEST_END 0x02000000 /* 0-32 MB in SDRAM */
370 #endif /* CFG_LSDRAM */
372 #define CONFIG_CLOCKS_IN_MHZ 1 /* clocks passsed to Linux in MHz */
374 #define CFG_LOAD_ADDR 0x00100000 /* default load address */
375 #define CFG_TFTP_LOADADDR 0x00100000 /* default load address for network file downloads */
377 #define CFG_HZ 1000 /* decrementer freq: 1 ms ticks */
379 /* valid baudrates */
380 #define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 }
383 * Low Level Configuration Settings
384 * (address mappings, register initial values, etc.)
385 * You should know what you are doing if you make changes here.
388 #define CFG_FLASH_BASE CFG_FLASH0_BASE
389 #define CFG_SDRAM_BASE CFG_SDRAM0_BASE
391 /*-----------------------------------------------------------------------
392 * Hard Reset Configuration Words
395 #if defined(CFG_SBC_BOOT_LOW)
396 # define CFG_SBC_HRCW_BOOT_FLAGS (HRCW_CIP | HRCW_BMS)
398 # define CFG_SBC_HRCW_BOOT_FLAGS (0x00000000)
399 #endif /* defined(CFG_SBC_BOOT_LOW) */
402 /* get the HRCW ISB field from CFG_DEFAULT_IMMR */
403 #define CFG_SBC_HRCW_IMMR ( ((CFG_DEFAULT_IMMR & 0x10000000) >> 10) |\
404 ((CFG_DEFAULT_IMMR & 0x01000000) >> 7) |\
405 ((CFG_DEFAULT_IMMR & 0x00100000) >> 4) )
407 #define CFG_HRCW_MASTER (HRCW_EBM |\
413 CFG_SBC_HRCW_BOOT_FLAGS)
415 #define CFG_HRCW_MASTER 0x10400245
419 #define CFG_HRCW_SLAVE1 0
420 #define CFG_HRCW_SLAVE2 0
421 #define CFG_HRCW_SLAVE3 0
422 #define CFG_HRCW_SLAVE4 0
423 #define CFG_HRCW_SLAVE5 0
424 #define CFG_HRCW_SLAVE6 0
425 #define CFG_HRCW_SLAVE7 0
427 /*-----------------------------------------------------------------------
428 * Definitions for initial stack pointer and data area (in DPRAM)
430 #define CFG_INIT_RAM_ADDR CFG_IMMR
431 #define CFG_INIT_RAM_END 0x4000 /* End of used area in DPRAM */
432 #define CFG_GBL_DATA_SIZE 128 /* bytes reserved for initial data */
433 #define CFG_GBL_DATA_OFFSET (CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE)
434 #define CFG_INIT_SP_OFFSET CFG_GBL_DATA_OFFSET
436 /*-----------------------------------------------------------------------
437 * Start addresses for the final memory configuration
438 * (Set up by the startup code)
439 * Please note that CFG_SDRAM_BASE _must_ start at 0
440 * Note also that the logic that sets CFG_RAMBOOT is platform dependent.
442 #define CFG_MONITOR_BASE TEXT_BASE
445 #if (CFG_MONITOR_BASE < CFG_FLASH_BASE)
449 #define CFG_MONITOR_LEN (256 << 10) /* Reserve 256 kB for Monitor */
450 #define CFG_MALLOC_LEN (128 << 10) /* Reserve 128 kB for malloc() */
453 * For booting Linux, the board info and command line data
454 * have to be in the first 8 MB of memory, since this is
455 * the maximum mapped by the Linux kernel during initialization.
457 #define CFG_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
459 /*-----------------------------------------------------------------------
460 * FLASH and environment organization
462 #define CFG_MAX_FLASH_BANKS 1 /* max number of memory banks */
464 #define CFG_MAX_FLASH_SECT 128 /* max number of sectors on one chip */
466 #define CFG_MAX_FLASH_SECT 71 /* max number of sectors on one chip */
470 #define CFG_FLASH_ERASE_TOUT 240000 /* Timeout for Flash Erase (in ms) */
471 #define CFG_FLASH_WRITE_TOUT 500 /* Timeout for Flash Write (in ms) */
473 #define CFG_FLASH_ERASE_TOUT 8000 /* Timeout for Flash Erase (in ms) */
474 #define CFG_FLASH_WRITE_TOUT 1 /* Timeout for Flash Write (in ms) */
478 # define CFG_ENV_IS_IN_FLASH 1
480 # ifdef CFG_ENV_IN_OWN_SECT
481 # define CFG_ENV_ADDR (CFG_MONITOR_BASE + 0x40000)
482 # define CFG_ENV_SECT_SIZE 0x40000
484 # define CFG_ENV_ADDR (CFG_FLASH_BASE + CFG_MONITOR_LEN - CFG_ENV_SECT_SIZE)
485 # define CFG_ENV_SIZE 0x1000 /* Total Size of Environment Sector */
486 # define CFG_ENV_SECT_SIZE 0x10000 /* see README - env sect real size */
487 # endif /* CFG_ENV_IN_OWN_SECT */
489 # define CFG_ENV_IS_IN_NVRAM 1
490 # define CFG_ENV_ADDR (CFG_MONITOR_BASE - 0x1000)
491 # define CFG_ENV_SIZE 0x200
492 #endif /* CFG_RAMBOOT */
494 /*-----------------------------------------------------------------------
495 * Cache Configuration
497 #define CFG_CACHELINE_SIZE 32 /* For MPC8260 CPU */
499 #if (CONFIG_COMMANDS & CFG_CMD_KGDB)
500 # define CFG_CACHELINE_SHIFT 5 /* log base 2 of the above value */
503 /*-----------------------------------------------------------------------
504 * HIDx - Hardware Implementation-dependent Registers 2-11
505 *-----------------------------------------------------------------------
506 * HID0 also contains cache control - initially enable both caches and
507 * invalidate contents, then the final state leaves only the instruction
508 * cache enabled. Note that Power-On and Hard reset invalidate the caches,
509 * but Soft reset does not.
511 * HID1 has only read-only information - nothing to set.
513 #define CFG_HID0_INIT (HID0_ICE |\
520 /* 8260 local bus is NOT cacheable */
521 #define CFG_HID0_FINAL (/*HID0_ICE |*/\
525 #else /* !CFG_LSDRAM */
526 #define CFG_HID0_FINAL (HID0_ICE |\
530 #endif /* CFG_LSDRAM */
534 /*-----------------------------------------------------------------------
535 * RMR - Reset Mode Register
536 *-----------------------------------------------------------------------
540 /*-----------------------------------------------------------------------
541 * BCR - Bus Configuration 4-25
542 *-----------------------------------------------------------------------
544 #define CFG_BCR (BCR_EBM |\
549 /*-----------------------------------------------------------------------
550 * SIUMCR - SIU Module Configuration 4-31
551 *-----------------------------------------------------------------------
553 #define CFG_SIUMCR (SIUMCR_L2CPC01 |\
557 /*-----------------------------------------------------------------------
558 * SYPCR - System Protection Control 11-9
559 * SYPCR can only be written once after reset!
560 *-----------------------------------------------------------------------
561 * Watchdog & Bus Monitor Timer max, 60x Bus Monitor enable
564 /* TBD: Find out why setting the BMT to 0xff causes the FCC to
565 * generate TX buffer underrun errors for large packets under
568 #define CFG_SYPCR_BMT 0x00000600
570 #define CFG_SYPCR_BMT SYPCR_BMT
574 #define CFG_SYPCR (SYPCR_SWTC |\
580 #define CFG_SYPCR (SYPCR_SWTC |\
586 /*-----------------------------------------------------------------------
587 * TMCNTSC - Time Counter Status and Control 4-40
588 *-----------------------------------------------------------------------
589 * Clear once per Second and Alarm Interrupt Status, Set 32KHz timersclk,
590 * and enable Time Counter
592 #define CFG_TMCNTSC (TMCNTSC_SEC |\
597 /*-----------------------------------------------------------------------
598 * PISCR - Periodic Interrupt Status and Control 4-42
599 *-----------------------------------------------------------------------
600 * Clear Periodic Interrupt Status, Set 32KHz timersclk, and enable
604 #define CFG_PISCR (PISCR_PS |\
611 /*-----------------------------------------------------------------------
612 * SCCR - System Clock Control 9-8
613 *-----------------------------------------------------------------------
616 #define CFG_SCCR (SCCR_DFBRG00)
618 #define CFG_SCCR (SCCR_DFBRG01)
621 /*-----------------------------------------------------------------------
622 * RCCR - RISC Controller Configuration 13-7
623 *-----------------------------------------------------------------------
627 /*-----------------------------------------------------------------------
628 * MPTPR - Memory Refresh Timer Prescale Register 10-32
629 *-----------------------------------------------------------------------
631 #define CFG_MPTPR (0x0A00 & MPTPR_PTP_MSK)
634 * Init Memory Controller:
636 * Bank Bus Machine PortSz Device
637 * ---- --- ------- ------ ------
638 * 0 60x GPCM 64 bit FLASH (BGA - 16MB AMD AM29DL323DB90WDI)
639 * 1 60x SDRAM 64 bit SDRAM (BGA - 64MB Micron 48LC8M16A2TG)
640 * 2 Local SDRAM 32 bit SDRAM (BGA - 32MB Micron 48LC8M16A2TG)
642 * 4 60x GPCM 8 bit Board Regs, NVRTC
652 /*-----------------------------------------------------------------------
653 * BRx - Base Register
654 * Ref: Section 10.3.1 on page 10-14
655 * ORx - Option Register
656 * Ref: Section 10.3.2 on page 10-18
657 *-----------------------------------------------------------------------
663 #define CFG_BR0_PRELIM ((CFG_FLASH0_BASE & BRx_BA_MSK) |\
669 #define CFG_OR0_PRELIM (MEG_TO_AM(CFG_FLASH0_SIZE) |\
678 #define CFG_BR1_PRELIM ((CFG_SDRAM0_BASE & BRx_BA_MSK) |\
683 #define CFG_OR1_PRELIM (MEG_TO_AM(CFG_SDRAM0_SIZE) |\
685 ORxS_ROWST_PBI1_A6 |\
689 #define CFG_PSDMR 0xC34E246E
691 #define CFG_PSDMR 0xC34E2462
694 #define CFG_PSRT 0x64
701 #define CFG_BR2_PRELIM ((CFG_SDRAM1_BASE & BRx_BA_MSK) |\
706 #define CFG_OR2_PRELIM (MEG_TO_AM(CFG_SDRAM1_SIZE) |\
708 ORxS_ROWST_PBI0_A9 |\
711 #define CFG_LSDMR 0x416A2562
712 #define CFG_LSRT 0x64
715 #endif /* CFG_LSDRAM */
717 /* Bank 4 - On board registers
720 #define CFG_BR4_PRELIM ((CFG_REGS_BASE & BRx_BA_MSK) |\
725 #define CFG_OR4_PRELIM (ORxG_AM_MSK |\
731 #define CFG_OR4_PRELIM 0xfff00854
733 #ifdef _NOT_USED_SINCE_NOT_WORKING_
734 /* Bank 8 - On board registers
735 * PCMCIA (currently not working!)
737 #define CFG_BR8_PRELIM ((CFG_REGS_BASE & BRx_BA_MSK) |\
742 #define CFG_OR8_PRELIM (ORxG_AM_MSK |\
750 * Internal Definitions
754 #define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */
755 #define BOOTFLAG_WARM 0x02 /* Software reboot */
761 /* No command line, one static partition, whole device */
762 #undef CONFIG_JFFS2_CMDLINE
763 #define CONFIG_JFFS2_DEV "nor0"
764 #define CONFIG_JFFS2_PART_SIZE 0xFFFFFFFF
765 #define CONFIG_JFFS2_PART_OFFSET 0x00000000
767 /* mtdparts command line support */
768 /* Note: fake mtd_id used, no linux mtd map file */
770 #define CONFIG_JFFS2_CMDLINE
771 #define MTDIDS_DEFAULT ""
772 #define MTDPARTS_DEFAULT ""
775 #endif /* __CONFIG_H */