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 /* What is the oscillator's (UX2) frequency in Hz? */
52 #define CONFIG_8260_CLKIN (66 * 1000 * 1000)
54 /*-----------------------------------------------------------------------
55 * MODCK_H & MODCLK[1-3] - Ref: Section 9.2 in MPC8206 User Manual
56 *-----------------------------------------------------------------------
57 * What should MODCK_H be? It is dependent on the oscillator
58 * frequency, MODCK[1-3], and desired CPM and core frequencies.
59 * Here are some example values (all frequencies are in MHz):
61 * MODCK_H MODCK[1-3] Osc CPM Core
62 * ------- ---------- --- --- ----
71 * 0x5 0x7 66 133 200 *
77 #define CFG_SBC_MODCK_H (HRCW_MODCK_H0110)
79 #define CFG_SBC_MODCK_H (HRCW_MODCK_H0110)
82 /* Define this if you want to boot from 0x00000100. If you don't define
83 * this, you will need to program the bootloader to 0xfff00000, and
84 * get the hardware reset config words at 0xfe000000. The simplest
85 * way to do that is to program the bootloader at both addresses.
86 * It is suggested that you just let U-Boot live at 0x00000000.
88 /* #define CFG_SBC_BOOT_LOW 1 */ /* only for HRCW */
89 /* #undef CFG_SBC_BOOT_LOW */
91 /* The reset command will not work as expected if the reset address does
92 * not point to the correct address.
95 #define CFG_RESET_ADDRESS 0xFFF00100
97 /* What should the base address of the main FLASH be and how big is
98 * it (in MBytes)? This must contain TEXT_BASE from board/ep8260/config.mk
99 * The main FLASH is whichever is connected to *CS0. U-Boot expects
100 * this to be the SIMM.
103 #define CFG_FLASH0_BASE 0xFE000000
104 #define CFG_FLASH0_SIZE 32
106 #define CFG_FLASH0_BASE 0xFF000000
107 #define CFG_FLASH0_SIZE 16
110 /* What should the base address of the secondary FLASH be and how big
111 * is it (in Mbytes)? The secondary FLASH is whichever is connected
112 * to *CS6. U-Boot expects this to be the on board FLASH. If you don't
113 * want it enabled, don't define these constants.
115 #define CFG_FLASH1_BASE 0
116 #define CFG_FLASH1_SIZE 0
117 #undef CFG_FLASH1_BASE
118 #undef CFG_FLASH1_SIZE
120 /* What should be the base address of SDRAM DIMM (60x bus) and how big is
123 #define CFG_SDRAM0_BASE 0x00000000
124 #define CFG_SDRAM0_SIZE 64
126 /* define CFG_LSDRAM if you want to enable the 32M SDRAM on the
127 * local bus (8260 local bus is NOT cacheable!)
129 /* #define CFG_LSDRAM */
133 /* What should be the base address of SDRAM DIMM (local bus) and how big is
136 #define CFG_SDRAM1_BASE 0x04000000
137 #define CFG_SDRAM1_SIZE 32
139 #define CFG_SDRAM1_BASE 0
140 #define CFG_SDRAM1_SIZE 0
141 #undef CFG_SDRAM1_BASE
142 #undef CFG_SDRAM1_SIZE
143 #endif /* CFG_LSDRAM */
145 /* What should be the base address of NVRAM and how big is
148 #define CFG_NVRAM_BASE_ADDR 0xFA080000
149 #define CFG_NVRAM_SIZE (128*1024)-16
151 /* The RTC is a Dallas DS1556
153 #define CONFIG_RTC_DS1556
155 /* What should be the base address of the LEDs and switch S0?
156 * If you don't want them enabled, don't define this.
158 #define CFG_LED_BASE 0x00000000
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 /* 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 CFG_CMD_NET must be removed
185 * from CONFIG_COMMANDS to remove support for networking.
187 #undef CONFIG_ETHER_ON_SCC /* define if ethernet on SCC */
188 #define CONFIG_ETHER_ON_FCC /* define if ethernet on FCC */
189 #undef CONFIG_ETHER_NONE /* define if ethernet on neither */
190 #define CONFIG_ETHER_INDEX 3 /* which SCC/FCC channel for ethernet */
192 #if ( CONFIG_ETHER_INDEX == 3 )
197 * - RAM for BD/Buffers is on the local Bus (see 28-13)
198 * - Enable Half Duplex in FSMR
200 # define CFG_CMXFCR_MASK (CMXFCR_FC3|CMXFCR_RF3CS_MSK|CMXFCR_TF3CS_MSK)
201 # define CFG_CMXFCR_VALUE (CMXFCR_RF3CS_CLK15|CMXFCR_TF3CS_CLK16)
204 * - RAM for BD/Buffers is on the local Bus (see 28-13)
207 #define CFG_CPMFCR_RAMTYPE 3
208 #else /* CFG_LSDRAM */
209 #define CFG_CPMFCR_RAMTYPE 0
210 #endif /* CFG_LSDRAM */
212 /* - Enable Half Duplex in FSMR */
213 /* # define CFG_FCC_PSMR (FCC_PSMR_FDE|FCC_PSMR_LPB) */
214 # define CFG_FCC_PSMR 0
216 #else /* CONFIG_ETHER_INDEX */
217 # error "on EP8260 ethernet must be FCC3"
218 #endif /* CONFIG_ETHER_INDEX */
221 * select i2c support configuration
223 * Supported configurations are {none, software, hardware} drivers.
224 * If the software driver is chosen, there are some additional
225 * configuration items that the driver uses to drive the port pins.
227 #undef CONFIG_HARD_I2C /* I2C with hardware support */
228 #define CONFIG_SOFT_I2C 1 /* I2C bit-banged */
229 #define CFG_I2C_SPEED 400000 /* I2C speed and slave address */
230 #define CFG_I2C_SLAVE 0x7F
233 * Software (bit-bang) I2C driver configuration
235 #ifdef CONFIG_SOFT_I2C
236 #define I2C_PORT 3 /* Port A=0, B=1, C=2, D=3 */
237 #define I2C_ACTIVE (iop->pdir |= 0x00010000)
238 #define I2C_TRISTATE (iop->pdir &= ~0x00010000)
239 #define I2C_READ ((iop->pdat & 0x00010000) != 0)
240 #define I2C_SDA(bit) if(bit) iop->pdat |= 0x00010000; \
241 else iop->pdat &= ~0x00010000
242 #define I2C_SCL(bit) if(bit) iop->pdat |= 0x00020000; \
243 else iop->pdat &= ~0x00020000
244 #define I2C_DELAY udelay(5) /* 1/4 I2C clock duration */
245 #endif /* CONFIG_SOFT_I2C */
247 /* #define CONFIG_RTC_DS174x */
249 /* Define this to reserve an entire FLASH sector (256 KB) for
250 * environment variables. Otherwise, the environment will be
251 * put in the same sector as U-Boot, and changing variables
252 * will erase U-Boot temporarily
254 #define CFG_ENV_IN_OWN_SECT
256 /* Define to allow the user to overwrite serial and ethaddr */
257 #define CONFIG_ENV_OVERWRITE
259 /* What should the console's baud rate be? */
261 #define CONFIG_BAUDRATE 9600
263 #define CONFIG_BAUDRATE 115200
266 /* Ethernet MAC address */
267 #define CONFIG_ETHADDR 00:10:EC:00:30:8C
269 #define CONFIG_IPADDR 192.168.254.130
270 #define CONFIG_SERVERIP 192.168.254.49
272 /* Set to a positive value to delay for running BOOTCOMMAND */
273 #define CONFIG_BOOTDELAY -1
275 /* undef this to save memory */
278 /* Monitor Command Prompt */
279 #define CFG_PROMPT "=> "
281 /* Define this variable to enable the "hush" shell (from
282 Busybox) as command line interpreter, thus enabling
283 powerful command line syntax like
284 if...then...else...fi conditionals or `&&' and '||'
285 constructs ("shell scripts").
286 If undefined, you get the old, much simpler behaviour
287 with a somewhat smapper memory footprint.
289 #define CFG_HUSH_PARSER
290 #define CFG_PROMPT_HUSH_PS2 "> "
292 /* What U-Boot subsytems do you want enabled? */
295 #define CONFIG_COMMANDS ( CFG_CMD_ALL & \
324 /* Where do the internal registers live? */
325 #define CFG_IMMR 0xF0000000
326 #define CFG_DEFAULT_IMMR 0x00010000
328 /* Where do the on board registers (CS4) live? */
329 #define CFG_REGS_BASE 0xFA000000
331 /*****************************************************************************
333 * You should not have to modify any of the following settings
335 *****************************************************************************/
337 #define CONFIG_MPC8260 1 /* This is an MPC8260 CPU */
338 #define CONFIG_EP8260 11 /* on an Embedded Planet EP8260 Board, Rev. 11 */
340 #define CONFIG_BOARD_EARLY_INIT_F 1 /* Call board_early_init_f */
342 /* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */
343 #include <cmd_confdefs.h>
346 * Miscellaneous configurable options
348 #if (CONFIG_COMMANDS & CFG_CMD_KGDB)
349 # define CFG_CBSIZE 1024 /* Console I/O Buffer Size */
351 # define CFG_CBSIZE 256 /* Console I/O Buffer Size */
354 /* Print Buffer Size */
355 #define CFG_PBSIZE (CFG_CBSIZE + sizeof(CFG_PROMPT)+16)
357 #define CFG_MAXARGS 8 /* max number of command args */
359 #define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */
362 #define CFG_MEMTEST_START 0x04000000 /* memtest works on */
363 #define CFG_MEMTEST_END 0x06000000 /* 64-96 MB in SDRAM */
365 #define CFG_MEMTEST_START 0x00000000 /* memtest works on */
366 #define CFG_MEMTEST_END 0x02000000 /* 0-32 MB in SDRAM */
367 #endif /* CFG_LSDRAM */
369 #define CONFIG_CLOCKS_IN_MHZ 1 /* clocks passsed to Linux in MHz */
371 #define CFG_LOAD_ADDR 0x00100000 /* default load address */
372 #define CFG_TFTP_LOADADDR 0x00100000 /* default load address for network file downloads */
374 #define CFG_HZ 1000 /* decrementer freq: 1 ms ticks */
376 /* valid baudrates */
377 #define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 }
380 * Low Level Configuration Settings
381 * (address mappings, register initial values, etc.)
382 * You should know what you are doing if you make changes here.
385 #define CFG_FLASH_BASE CFG_FLASH0_BASE
386 #define CFG_SDRAM_BASE CFG_SDRAM0_BASE
388 /*-----------------------------------------------------------------------
389 * Hard Reset Configuration Words
392 #if defined(CFG_SBC_BOOT_LOW)
393 # define CFG_SBC_HRCW_BOOT_FLAGS (HRCW_CIP | HRCW_BMS)
395 # define CFG_SBC_HRCW_BOOT_FLAGS (0x00000000)
396 #endif /* defined(CFG_SBC_BOOT_LOW) */
399 /* get the HRCW ISB field from CFG_DEFAULT_IMMR */
400 #define CFG_SBC_HRCW_IMMR ( ((CFG_DEFAULT_IMMR & 0x10000000) >> 10) |\
401 ((CFG_DEFAULT_IMMR & 0x01000000) >> 7) |\
402 ((CFG_DEFAULT_IMMR & 0x00100000) >> 4) )
404 #define CFG_HRCW_MASTER (HRCW_EBM |\
410 CFG_SBC_HRCW_BOOT_FLAGS)
412 #define CFG_HRCW_MASTER 0x10400245
416 #define CFG_HRCW_SLAVE1 0
417 #define CFG_HRCW_SLAVE2 0
418 #define CFG_HRCW_SLAVE3 0
419 #define CFG_HRCW_SLAVE4 0
420 #define CFG_HRCW_SLAVE5 0
421 #define CFG_HRCW_SLAVE6 0
422 #define CFG_HRCW_SLAVE7 0
424 /*-----------------------------------------------------------------------
425 * Definitions for initial stack pointer and data area (in DPRAM)
427 #define CFG_INIT_RAM_ADDR CFG_IMMR
428 #define CFG_INIT_RAM_END 0x4000 /* End of used area in DPRAM */
429 #define CFG_GBL_DATA_SIZE 128 /* bytes reserved for initial data */
430 #define CFG_GBL_DATA_OFFSET (CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE)
431 #define CFG_INIT_SP_OFFSET CFG_GBL_DATA_OFFSET
433 /*-----------------------------------------------------------------------
434 * Start addresses for the final memory configuration
435 * (Set up by the startup code)
436 * Please note that CFG_SDRAM_BASE _must_ start at 0
437 * Note also that the logic that sets CFG_RAMBOOT is platform dependent.
439 #define CFG_MONITOR_BASE TEXT_BASE
442 #if (CFG_MONITOR_BASE < CFG_FLASH_BASE)
446 #define CFG_MONITOR_LEN (256 << 10) /* Reserve 256 kB for Monitor */
447 #define CFG_MALLOC_LEN (128 << 10) /* Reserve 128 kB for malloc() */
450 * For booting Linux, the board info and command line data
451 * have to be in the first 8 MB of memory, since this is
452 * the maximum mapped by the Linux kernel during initialization.
454 #define CFG_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
456 /*-----------------------------------------------------------------------
457 * FLASH and environment organization
459 #define CFG_MAX_FLASH_BANKS 1 /* max number of memory banks */
461 #define CFG_MAX_FLASH_SECT 128 /* max number of sectors on one chip */
463 #define CFG_MAX_FLASH_SECT 71 /* max number of sectors on one chip */
466 #define CFG_FLASH_ERASE_TOUT 8000 /* Timeout for Flash Erase (in ms) */
467 #define CFG_FLASH_WRITE_TOUT 1 /* Timeout for Flash Write (in ms) */
470 # define CFG_ENV_IS_IN_FLASH 1
472 # ifdef CFG_ENV_IN_OWN_SECT
473 # define CFG_ENV_ADDR (CFG_MONITOR_BASE + 0x40000)
474 # define CFG_ENV_SECT_SIZE 0x40000
476 # define CFG_ENV_ADDR (CFG_FLASH_BASE + CFG_MONITOR_LEN - CFG_ENV_SECT_SIZE)
477 # define CFG_ENV_SIZE 0x1000 /* Total Size of Environment Sector */
478 # define CFG_ENV_SECT_SIZE 0x10000 /* see README - env sect real size */
479 # endif /* CFG_ENV_IN_OWN_SECT */
481 # define CFG_ENV_IS_IN_NVRAM 1
482 # define CFG_ENV_ADDR (CFG_MONITOR_BASE - 0x1000)
483 # define CFG_ENV_SIZE 0x200
484 #endif /* CFG_RAMBOOT */
486 /*-----------------------------------------------------------------------
487 * Cache Configuration
489 #define CFG_CACHELINE_SIZE 32 /* For MPC8260 CPU */
491 #if (CONFIG_COMMANDS & CFG_CMD_KGDB)
492 # define CFG_CACHELINE_SHIFT 5 /* log base 2 of the above value */
495 /*-----------------------------------------------------------------------
496 * HIDx - Hardware Implementation-dependent Registers 2-11
497 *-----------------------------------------------------------------------
498 * HID0 also contains cache control - initially enable both caches and
499 * invalidate contents, then the final state leaves only the instruction
500 * cache enabled. Note that Power-On and Hard reset invalidate the caches,
501 * but Soft reset does not.
503 * HID1 has only read-only information - nothing to set.
505 #define CFG_HID0_INIT (HID0_ICE |\
512 /* 8260 local bus is NOT cacheable */
513 #define CFG_HID0_FINAL (/*HID0_ICE |*/\
517 #else /* !CFG_LSDRAM */
518 #define CFG_HID0_FINAL (HID0_ICE |\
522 #endif /* CFG_LSDRAM */
526 /*-----------------------------------------------------------------------
527 * RMR - Reset Mode Register
528 *-----------------------------------------------------------------------
532 /*-----------------------------------------------------------------------
533 * BCR - Bus Configuration 4-25
534 *-----------------------------------------------------------------------
536 #define CFG_BCR (BCR_EBM |\
541 /*-----------------------------------------------------------------------
542 * SIUMCR - SIU Module Configuration 4-31
543 *-----------------------------------------------------------------------
545 #define CFG_SIUMCR (SIUMCR_L2CPC01 |\
549 /*-----------------------------------------------------------------------
550 * SYPCR - System Protection Control 11-9
551 * SYPCR can only be written once after reset!
552 *-----------------------------------------------------------------------
553 * Watchdog & Bus Monitor Timer max, 60x Bus Monitor enable
556 /* TBD: Find out why setting the BMT to 0xff causes the FCC to
557 * generate TX buffer underrun errors for large packets under
560 #define CFG_SYPCR_BMT 0x00000600
562 #define CFG_SYPCR_BMT SYPCR_BMT
566 #define CFG_SYPCR (SYPCR_SWTC |\
572 #define CFG_SYPCR (SYPCR_SWTC |\
578 /*-----------------------------------------------------------------------
579 * TMCNTSC - Time Counter Status and Control 4-40
580 *-----------------------------------------------------------------------
581 * Clear once per Second and Alarm Interrupt Status, Set 32KHz timersclk,
582 * and enable Time Counter
584 #define CFG_TMCNTSC (TMCNTSC_SEC |\
589 /*-----------------------------------------------------------------------
590 * PISCR - Periodic Interrupt Status and Control 4-42
591 *-----------------------------------------------------------------------
592 * Clear Periodic Interrupt Status, Set 32KHz timersclk, and enable
596 #define CFG_PISCR (PISCR_PS |\
603 /*-----------------------------------------------------------------------
604 * SCCR - System Clock Control 9-8
605 *-----------------------------------------------------------------------
607 #define CFG_SCCR (SCCR_DFBRG01)
609 /*-----------------------------------------------------------------------
610 * RCCR - RISC Controller Configuration 13-7
611 *-----------------------------------------------------------------------
615 /*-----------------------------------------------------------------------
616 * MPTPR - Memory Refresh Timer Prescale Register 10-32
617 *-----------------------------------------------------------------------
619 #define CFG_MPTPR (0x0A00 & MPTPR_PTP_MSK)
622 * Init Memory Controller:
624 * Bank Bus Machine PortSz Device
625 * ---- --- ------- ------ ------
626 * 0 60x GPCM 64 bit FLASH (BGA - 16MB AMD AM29DL323DB90WDI)
627 * 1 60x SDRAM 64 bit SDRAM (BGA - 64MB Micron 48LC8M16A2TG)
628 * 2 Local SDRAM 32 bit SDRAM (BGA - 32MB Micron 48LC8M16A2TG)
630 * 4 60x GPCM 8 bit Board Regs, NVRTC
640 /*-----------------------------------------------------------------------
641 * BRx - Base Register
642 * Ref: Section 10.3.1 on page 10-14
643 * ORx - Option Register
644 * Ref: Section 10.3.2 on page 10-18
645 *-----------------------------------------------------------------------
651 #define CFG_BR0_PRELIM ((CFG_FLASH0_BASE & BRx_BA_MSK) |\
657 #define CFG_OR0_PRELIM (MEG_TO_AM(CFG_FLASH0_SIZE) |\
666 #define CFG_BR1_PRELIM ((CFG_SDRAM0_BASE & BRx_BA_MSK) |\
671 #define CFG_OR1_PRELIM (MEG_TO_AM(CFG_SDRAM0_SIZE) |\
673 ORxS_ROWST_PBI1_A6 |\
677 #define CFG_PSDMR 0xC34E246E
679 #define CFG_PSDMR 0xC34E2462
682 #define CFG_PSRT 0x64
689 #define CFG_BR2_PRELIM ((CFG_SDRAM1_BASE & BRx_BA_MSK) |\
694 #define CFG_OR2_PRELIM (MEG_TO_AM(CFG_SDRAM1_SIZE) |\
696 ORxS_ROWST_PBI0_A9 |\
699 #define CFG_LSDMR 0x416A2562
700 #define CFG_LSRT 0x64
703 #endif /* CFG_LSDRAM */
705 /* Bank 4 - On board registers
708 #define CFG_BR4_PRELIM ((CFG_REGS_BASE & BRx_BA_MSK) |\
713 #define CFG_OR4_PRELIM (ORxG_AM_MSK |\
719 #define CFG_OR4_PRELIM 0xfff00854
721 #ifdef _NOT_USED_SINCE_NOT_WORKING_
722 /* Bank 8 - On board registers
723 * PCMCIA (currently not working!)
725 #define CFG_BR8_PRELIM ((CFG_REGS_BASE & BRx_BA_MSK) |\
730 #define CFG_OR8_PRELIM (ORxG_AM_MSK |\
738 * Internal Definitions
742 #define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */
743 #define BOOTFLAG_WARM 0x02 /* Software reboot */
745 #endif /* __CONFIG_H */