2 * (C) Copyright 2003-2005
3 * Wolfgang Denk, DENX Software Engineering, <wd@denx.de>
8 * http://www.dave-tech.it
9 * http://www.wawnet.biz
10 * mailto:info@wawnet.biz
12 * Credits: Stefan Roese, Wolfgang Denk
14 * This program is free software; you can redistribute it and/or
15 * modify it under the terms of the GNU General Public License as
16 * published by the Free Software Foundation; either version 2 of
17 * the License, or (at your option) any later version.
19 * This program is distributed in the hope that it will be useful,
20 * but WITHOUT ANY WARRANTY; without even the implied warranty of
21 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
22 * GNU General Public License for more details.
24 * You should have received a copy of the GNU General Public License
25 * along with this program; if not, write to the Free Software
26 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
31 * board/config.h - configuration options, board specific
37 #define CONFIG_PPCHAMELEON_MODULE_BA 0 /* Basic Model */
38 #define CONFIG_PPCHAMELEON_MODULE_ME 1 /* Medium Model */
39 #define CONFIG_PPCHAMELEON_MODULE_HI 2 /* High-End Model */
40 #ifndef CONFIG_PPCHAMELEON_MODULE_MODEL
41 #define CONFIG_PPCHAMELEON_MODULE_MODEL CONFIG_PPCHAMELEON_MODULE_BA
45 /* Only one of the following two symbols must be defined (default is 25 MHz)
46 * CONFIG_PPCHAMELEON_CLK_25
47 * CONFIG_PPCHAMELEON_CLK_33
49 #if (!defined(CONFIG_PPCHAMELEON_CLK_25) && !defined(CONFIG_PPCHAMELEON_CLK_33))
50 #define CONFIG_PPCHAMELEON_CLK_25
53 #if (defined(CONFIG_PPCHAMELEON_CLK_25) && defined(CONFIG_PPCHAMELEON_CLK_33))
54 #error "* Two external frequencies (SysClk) are defined! *"
57 #undef CONFIG_PPCHAMELEON_SMI712
62 #undef __DEBUG_START_FROM_SRAM__
63 #define __DISABLE_MACHINE_EXCEPTION__
65 #ifdef __DEBUG_START_FROM_SRAM__
66 #define CFG_DUMMY_FLASH_SIZE 1024*1024*4
70 * High Level Configuration Options
74 #define CONFIG_405EP 1 /* This is a PPC405 CPU */
75 #define CONFIG_4xx 1 /* ...member of PPC4xx family */
76 #define CONFIG_PPCHAMELEONEVB 1 /* ...on a PPChameleonEVB board */
78 #define CONFIG_BOARD_EARLY_INIT_F 1 /* call board_early_init_f() */
79 #define CONFIG_MISC_INIT_R 1 /* call misc_init_r() */
82 #ifdef CONFIG_PPCHAMELEON_CLK_25
83 # define CONFIG_SYS_CLK_FREQ 25000000 /* external frequency to pll */
84 #elif (defined (CONFIG_PPCHAMELEON_CLK_33))
85 # define CONFIG_SYS_CLK_FREQ 33333333 /* external frequency to pll */
87 # error "* External frequency (SysClk) not defined! *"
90 #define CONFIG_BAUDRATE 115200
91 #define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */
93 #undef CONFIG_BOOTARGS
96 #define CONFIG_ENV_OVERWRITE /* Let the user to change the Ethernet MAC addresses */
97 #define CONFIG_ETHADDR 00:50:c2:1e:af:fe
98 #define CONFIG_HAS_ETH1
99 #define CONFIG_ETH1ADDR 00:50:c2:1e:af:fd
101 #define CONFIG_LOADS_ECHO 1 /* echo on for serial download */
102 #define CFG_LOADS_BAUD_CHANGE 1 /* allow baudrate change */
104 #undef CONFIG_EXT_PHY
105 #define CONFIG_NET_MULTI 1
107 #define CONFIG_MII 1 /* MII PHY management */
108 #ifndef CONFIG_EXT_PHY
109 #define CONFIG_PHY_ADDR 1 /* EMAC0 PHY address */
110 #define CONFIG_PHY1_ADDR 2 /* EMAC1 PHY address */
112 #define CONFIG_PHY_ADDR 2 /* PHY address */
114 #define CONFIG_PHY_CLK_FREQ EMAC_STACR_CLK_66MHZ
116 #define CONFIG_COMMANDS ( CONFIG_CMD_DFL | \
130 #define CONFIG_MAC_PARTITION
131 #define CONFIG_DOS_PARTITION
133 /* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */
134 #include <cmd_confdefs.h>
136 #undef CONFIG_WATCHDOG /* watchdog disabled */
138 #define CONFIG_RTC_M41T11 1 /* uses a M41T00 RTC */
139 #define CFG_I2C_RTC_ADDR 0x68
140 #define CFG_M41T11_BASE_YEAR 1900
143 * SDRAM configuration (please see cpu/ppc/sdram.[ch])
145 #define CONFIG_SDRAM_BANK0 1 /* init onboard SDRAM bank 0 */
147 /* SDRAM timings used in datasheet */
148 #define CFG_SDRAM_CL 2
149 #define CFG_SDRAM_tRP 20
150 #define CFG_SDRAM_tRC 65
151 #define CFG_SDRAM_tRCD 20
152 #undef CFG_SDRAM_tRFC
155 * Miscellaneous configurable options
157 #define CFG_LONGHELP /* undef to save memory */
158 #define CFG_PROMPT "=> " /* Monitor Command Prompt */
160 #undef CFG_HUSH_PARSER /* use "hush" command parser */
161 #ifdef CFG_HUSH_PARSER
162 #define CFG_PROMPT_HUSH_PS2 "> "
165 #if (CONFIG_COMMANDS & CFG_CMD_KGDB)
166 #define CFG_CBSIZE 1024 /* Console I/O Buffer Size */
168 #define CFG_CBSIZE 256 /* Console I/O Buffer Size */
170 #define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print Buffer Size */
171 #define CFG_MAXARGS 16 /* max number of command args */
172 #define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */
174 #define CFG_DEVICE_NULLDEV 1 /* include nulldev device */
176 #define CFG_CONSOLE_INFO_QUIET 1 /* don't print console @ startup*/
178 #define CFG_MEMTEST_START 0x0400000 /* memtest works on */
179 #define CFG_MEMTEST_END 0x0C00000 /* 4 ... 12 MB in DRAM */
181 #undef CFG_EXT_SERIAL_CLOCK /* no external serial clock used */
182 #define CFG_IGNORE_405_UART_ERRATA_59 /* ignore ppc405gp errata #59 */
183 #define CFG_BASE_BAUD 691200
185 /* The following table includes the supported baudrates */
186 #define CFG_BAUDRATE_TABLE \
187 { 300, 600, 1200, 2400, 4800, 9600, 19200, 38400, \
188 57600, 115200, 230400, 460800, 921600 }
190 #define CFG_LOAD_ADDR 0x100000 /* default load address */
191 #define CFG_EXTBDINFO 1 /* To use extended board_into (bd_t) */
193 #define CFG_HZ 1000 /* decrementer freq: 1 ms ticks */
195 #define CONFIG_ZERO_BOOTDELAY_CHECK /* check for keypress on bootdelay==0 */
197 /*-----------------------------------------------------------------------
199 *-----------------------------------------------------------------------
202 * nand device 1 on dave (PPChameleonEVB) needs more time,
203 * so we just introduce additional wait in nand_wait(),
204 * effectively for both devices.
206 #define PPCHAMELON_NAND_TIMER_HACK
208 #define CFG_NAND0_BASE 0xFF400000
209 #define CFG_NAND1_BASE 0xFF000000
210 #define CFG_NAND_BASE_LIST { CFG_NAND0_BASE, CFG_NAND1_BASE }
211 #define NAND_BIG_DELAY_US 25
212 #define CFG_MAX_NAND_DEVICE 2 /* Max number of NAND devices */
214 #define NAND_MAX_CHIPS 1
216 #define CFG_NAND0_CE (0x80000000 >> 1) /* our CE is GPIO1 */
217 #define CFG_NAND0_RDY (0x80000000 >> 4) /* our RDY is GPIO4 */
218 #define CFG_NAND0_CLE (0x80000000 >> 2) /* our CLE is GPIO2 */
219 #define CFG_NAND0_ALE (0x80000000 >> 3) /* our ALE is GPIO3 */
221 #define CFG_NAND1_CE (0x80000000 >> 14) /* our CE is GPIO14 */
222 #define CFG_NAND1_RDY (0x80000000 >> 31) /* our RDY is GPIO31 */
223 #define CFG_NAND1_CLE (0x80000000 >> 15) /* our CLE is GPIO15 */
224 #define CFG_NAND1_ALE (0x80000000 >> 16) /* our ALE is GPIO16 */
226 #define MACRO_NAND_DISABLE_CE(nandptr) do \
228 switch((unsigned long)nandptr) \
230 case CFG_NAND0_BASE: \
231 out32(GPIO0_OR, in32(GPIO0_OR) | CFG_NAND0_CE); \
233 case CFG_NAND1_BASE: \
234 out32(GPIO0_OR, in32(GPIO0_OR) | CFG_NAND1_CE); \
239 #define MACRO_NAND_ENABLE_CE(nandptr) do \
241 switch((unsigned long)nandptr) \
243 case CFG_NAND0_BASE: \
244 out32(GPIO0_OR, in32(GPIO0_OR) & ~CFG_NAND0_CE); \
246 case CFG_NAND1_BASE: \
247 out32(GPIO0_OR, in32(GPIO0_OR) & ~CFG_NAND1_CE); \
252 #define MACRO_NAND_CTL_CLRALE(nandptr) do \
254 switch((unsigned long)nandptr) \
256 case CFG_NAND0_BASE: \
257 out32(GPIO0_OR, in32(GPIO0_OR) & ~CFG_NAND0_ALE); \
259 case CFG_NAND1_BASE: \
260 out32(GPIO0_OR, in32(GPIO0_OR) & ~CFG_NAND1_ALE); \
265 #define MACRO_NAND_CTL_SETALE(nandptr) do \
267 switch((unsigned long)nandptr) \
269 case CFG_NAND0_BASE: \
270 out32(GPIO0_OR, in32(GPIO0_OR) | CFG_NAND0_ALE); \
272 case CFG_NAND1_BASE: \
273 out32(GPIO0_OR, in32(GPIO0_OR) | CFG_NAND1_ALE); \
278 #define MACRO_NAND_CTL_CLRCLE(nandptr) do \
280 switch((unsigned long)nandptr) \
282 case CFG_NAND0_BASE: \
283 out32(GPIO0_OR, in32(GPIO0_OR) & ~CFG_NAND0_CLE); \
285 case CFG_NAND1_BASE: \
286 out32(GPIO0_OR, in32(GPIO0_OR) & ~CFG_NAND1_CLE); \
291 #define MACRO_NAND_CTL_SETCLE(nandptr) do { \
292 switch((unsigned long)nandptr) { \
293 case CFG_NAND0_BASE: \
294 out32(GPIO0_OR, in32(GPIO0_OR) | CFG_NAND0_CLE); \
296 case CFG_NAND1_BASE: \
297 out32(GPIO0_OR, in32(GPIO0_OR) | CFG_NAND1_CLE); \
303 #define SECTORSIZE 512
306 #define ADDR_COLUMN 1
308 #define ADDR_COLUMN_PAGE 3
310 #define NAND_ChipID_UNKNOWN 0x00
311 #define NAND_MAX_FLOORS 1
314 /* constant delay (see also tR in the datasheet) */
315 #define NAND_WAIT_READY(nand) do { \
319 /* use the R/B pin */
323 #define WRITE_NAND_COMMAND(d, adr) do{ *(volatile __u8 *)((unsigned long)adr) = (__u8)(d); } while(0)
324 #define WRITE_NAND_ADDRESS(d, adr) do{ *(volatile __u8 *)((unsigned long)adr) = (__u8)(d); } while(0)
325 #define WRITE_NAND(d, adr) do{ *(volatile __u8 *)((unsigned long)adr) = (__u8)d; } while(0)
326 #define READ_NAND(adr) ((volatile unsigned char)(*(volatile __u8 *)(unsigned long)adr))
328 /*-----------------------------------------------------------------------
330 *-----------------------------------------------------------------------
332 #define PCI_HOST_ADAPTER 0 /* configure as pci adapter */
333 #define PCI_HOST_FORCE 1 /* configure as pci host */
334 #define PCI_HOST_AUTO 2 /* detected via arbiter enable */
336 #define CONFIG_PCI /* include pci support */
337 #define CONFIG_PCI_HOST PCI_HOST_FORCE /* select pci host function */
338 #undef CONFIG_PCI_PNP /* do pci plug-and-play */
339 /* resource configuration */
341 #define CONFIG_PCI_SCAN_SHOW /* print pci devices @ startup */
343 #define CFG_PCI_SUBSYS_VENDORID 0x1014 /* PCI Vendor ID: IBM */
344 #define CFG_PCI_SUBSYS_DEVICEID 0x0000 /* PCI Device ID: --- */
345 #define CFG_PCI_CLASSCODE 0x0b20 /* PCI Class Code: Processor/PPC*/
347 #define CFG_PCI_PTM1LA 0x00000000 /* point to sdram */
348 #define CFG_PCI_PTM1MS 0xfc000001 /* 64MB, enable hard-wired to 1 */
349 #define CFG_PCI_PTM1PCI 0x00000000 /* Host: use this pci address */
350 #define CFG_PCI_PTM2LA 0xffc00000 /* point to flash */
351 #define CFG_PCI_PTM2MS 0xffc00001 /* 4MB, enable */
352 #define CFG_PCI_PTM2PCI 0x04000000 /* Host: use this pci address */
354 /*-----------------------------------------------------------------------
355 * Start addresses for the final memory configuration
356 * (Set up by the startup code)
357 * Please note that CFG_SDRAM_BASE _must_ start at 0
359 #define CFG_SDRAM_BASE 0x00000000
361 /* Reserve 256 kB for Monitor */
363 #define CFG_FLASH_BASE 0xFFFC0000
364 #define CFG_MONITOR_BASE CFG_FLASH_BASE
365 #define CFG_MONITOR_LEN (256 * 1024)
368 /* Reserve 320 kB for Monitor */
369 #define CFG_FLASH_BASE 0xFFFB0000
370 #define CFG_MONITOR_BASE CFG_FLASH_BASE
371 #define CFG_MONITOR_LEN (320 * 1024)
373 #define CFG_MALLOC_LEN (256 * 1024) /* Reserve 256 kB for malloc() */
376 * For booting Linux, the board info and command line data
377 * have to be in the first 8 MB of memory, since this is
378 * the maximum mapped by the Linux kernel during initialization.
380 #define CFG_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
381 /*-----------------------------------------------------------------------
384 #define CFG_MAX_FLASH_BANKS 1 /* max number of memory banks */
385 #define CFG_MAX_FLASH_SECT 256 /* max number of sectors on one chip */
387 #define CFG_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase (in ms) */
388 #define CFG_FLASH_WRITE_TOUT 1000 /* Timeout for Flash Write (in ms) */
390 #define CFG_FLASH_WORD_SIZE unsigned short /* flash word size (width) */
391 #define CFG_FLASH_ADDR0 0x5555 /* 1st address for flash config cycles */
392 #define CFG_FLASH_ADDR1 0x2AAA /* 2nd address for flash config cycles */
394 * The following defines are added for buggy IOP480 byte interface.
395 * All other boards should use the standard values (CPCI405 etc.)
397 #define CFG_FLASH_READ0 0x0000 /* 0 is standard */
398 #define CFG_FLASH_READ1 0x0001 /* 1 is standard */
399 #define CFG_FLASH_READ2 0x0002 /* 2 is standard */
401 #define CFG_FLASH_EMPTY_INFO /* print 'E' for empty sector on flinfo */
403 /*-----------------------------------------------------------------------
404 * Environment Variable setup
406 #ifdef ENVIRONMENT_IN_EEPROM
408 #define CFG_ENV_IS_IN_EEPROM 1 /* use EEPROM for environment vars */
409 #define CFG_ENV_OFFSET 0x100 /* environment starts at the beginning of the EEPROM */
410 #define CFG_ENV_SIZE 0x700 /* 2048-256 bytes may be used for env vars (total size of a CAT24WC16 is 2048 bytes)*/
412 #else /* DEFAULT: environment in flash, using redundand flash sectors */
414 #define CFG_ENV_IS_IN_FLASH 1 /* use FLASH for environment vars */
415 #define CFG_ENV_ADDR 0xFFFF8000 /* environment starts at the first small sector */
416 #define CFG_ENV_SECT_SIZE 0x2000 /* 8196 bytes may be used for env vars*/
417 #define CFG_ENV_ADDR_REDUND 0xFFFFA000
418 #define CFG_ENV_SIZE_REDUND 0x2000
420 #endif /* ENVIRONMENT_IN_EEPROM */
423 #define CFG_NVRAM_BASE_ADDR 0xF0000500 /* NVRAM base address */
424 #define CFG_NVRAM_SIZE 242 /* NVRAM size */
426 /*-----------------------------------------------------------------------
427 * I2C EEPROM (CAT24WC16) for environment
429 #define CONFIG_HARD_I2C /* I2c with hardware support */
430 #define CFG_I2C_SPEED 400000 /* I2C speed and slave address */
431 #define CFG_I2C_SLAVE 0x7F
433 #define CFG_I2C_EEPROM_ADDR 0x50 /* EEPROM CAT28WC08 */
434 #define CFG_I2C_EEPROM_ADDR_LEN 1 /* Bytes of address */
435 /* mask of address bits that overflow into the "EEPROM chip address" */
436 /*#define CFG_I2C_EEPROM_ADDR_OVERFLOW 0x07*/
437 #define CFG_EEPROM_PAGE_WRITE_BITS 4 /* The Catalyst CAT24WC08 has */
438 /* 16 byte page write mode using*/
439 /* last 4 bits of the address */
440 #define CFG_EEPROM_PAGE_WRITE_DELAY_MS 10 /* and takes up to 10 msec */
441 #define CFG_EEPROM_PAGE_WRITE_ENABLE
443 /*-----------------------------------------------------------------------
444 * Cache Configuration
446 #define CFG_DCACHE_SIZE 16384 /* For AMCC 405 CPUs, older 405 ppc's */
447 /* have only 8kB, 16kB is save here */
448 #define CFG_CACHELINE_SIZE 32 /* ... */
449 #if (CONFIG_COMMANDS & CFG_CMD_KGDB)
450 #define CFG_CACHELINE_SHIFT 5 /* log base 2 of the above value */
454 * Init Memory Controller:
456 * BR0/1 and OR0/1 (FLASH)
459 #define FLASH_BASE0_PRELIM 0xFFC00000 /* FLASH bank #0 */
461 /*-----------------------------------------------------------------------
462 * External Bus Controller (EBC) Setup
465 /* Memory Bank 0 (Flash Bank 0, NOR-FLASH) initialization */
466 #define CFG_EBC_PB0AP 0x92015480
467 #define CFG_EBC_PB0CR 0xFFC5A000 /* BAS=0xFFC,BS=4MB,BU=R/W,BW=16bit */
469 /* Memory Bank 1 (External SRAM) initialization */
470 /* Since this must replace NOR Flash, we use the same settings for CS0 */
471 #define CFG_EBC_PB1AP 0x92015480
472 #define CFG_EBC_PB1CR 0xFF85A000 /* BAS=0xFF8,BS=4MB,BU=R/W,BW=8bit */
474 /* Memory Bank 2 (Flash Bank 1, NAND-FLASH) initialization */
475 #define CFG_EBC_PB2AP 0x92015480
476 #define CFG_EBC_PB2CR 0xFF458000 /* BAS=0xFF4,BS=4MB,BU=R/W,BW=8bit */
478 /* Memory Bank 3 (Flash Bank 2, NAND-FLASH) initialization */
479 #define CFG_EBC_PB3AP 0x92015480
480 #define CFG_EBC_PB3CR 0xFF058000 /* BAS=0xFF0,BS=4MB,BU=R/W,BW=8bit */
482 #ifdef CONFIG_PPCHAMELEON_SMI712
484 * Video console (graphic: SMI LynxEM)
487 #define CONFIG_CFB_CONSOLE
488 #define CONFIG_VIDEO_SMI_LYNXEM
489 #define CONFIG_VIDEO_LOGO
490 /*#define CONFIG_VIDEO_BMP_LOGO*/
491 #define CONFIG_CONSOLE_EXTRA_INFO
492 #define CONFIG_VGA_AS_SINGLE_DEVICE
493 /* This is the base address (on 405EP-side) used to generate I/O accesses on PCI bus */
494 #define CFG_ISA_IO 0xE8000000
495 /* see also drivers/videomodes.c */
496 #define CFG_DEFAULT_VIDEO_MODE 0x303
499 /*-----------------------------------------------------------------------
502 /* FPGA internal regs */
503 #define CFG_FPGA_MODE 0x00
504 #define CFG_FPGA_STATUS 0x02
505 #define CFG_FPGA_TS 0x04
506 #define CFG_FPGA_TS_LOW 0x06
507 #define CFG_FPGA_TS_CAP0 0x10
508 #define CFG_FPGA_TS_CAP0_LOW 0x12
509 #define CFG_FPGA_TS_CAP1 0x14
510 #define CFG_FPGA_TS_CAP1_LOW 0x16
511 #define CFG_FPGA_TS_CAP2 0x18
512 #define CFG_FPGA_TS_CAP2_LOW 0x1a
513 #define CFG_FPGA_TS_CAP3 0x1c
514 #define CFG_FPGA_TS_CAP3_LOW 0x1e
517 #define CFG_FPGA_MODE_CF_RESET 0x0001
518 #define CFG_FPGA_MODE_TS_IRQ_ENABLE 0x0100
519 #define CFG_FPGA_MODE_TS_IRQ_CLEAR 0x1000
520 #define CFG_FPGA_MODE_TS_CLEAR 0x2000
522 /* FPGA Status Reg */
523 #define CFG_FPGA_STATUS_DIP0 0x0001
524 #define CFG_FPGA_STATUS_DIP1 0x0002
525 #define CFG_FPGA_STATUS_DIP2 0x0004
526 #define CFG_FPGA_STATUS_FLASH 0x0008
527 #define CFG_FPGA_STATUS_TS_IRQ 0x1000
529 #define CFG_FPGA_SPARTAN2 1 /* using Xilinx Spartan 2 now */
530 #define CFG_FPGA_MAX_SIZE 128*1024 /* 128kByte is enough for XC2S50E*/
532 /* FPGA program pin configuration */
533 #define CFG_FPGA_PRG 0x04000000 /* FPGA program pin (ppc output) */
534 #define CFG_FPGA_CLK 0x02000000 /* FPGA clk pin (ppc output) */
535 #define CFG_FPGA_DATA 0x01000000 /* FPGA data pin (ppc output) */
536 #define CFG_FPGA_INIT 0x00010000 /* FPGA init pin (ppc input) */
537 #define CFG_FPGA_DONE 0x00008000 /* FPGA done pin (ppc input) */
539 /*-----------------------------------------------------------------------
540 * Definitions for initial stack pointer and data area (in data cache)
542 /* use on chip memory ( OCM ) for temperary stack until sdram is tested */
543 #define CFG_TEMP_STACK_OCM 1
545 /* On Chip Memory location */
546 #define CFG_OCM_DATA_ADDR 0xF8000000
547 #define CFG_OCM_DATA_SIZE 0x1000
548 #define CFG_INIT_RAM_ADDR CFG_OCM_DATA_ADDR /* inside of SDRAM */
549 #define CFG_INIT_RAM_END CFG_OCM_DATA_SIZE /* End of used area in RAM */
551 #define CFG_GBL_DATA_SIZE 128 /* size in bytes reserved for initial data */
552 #define CFG_GBL_DATA_OFFSET (CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE)
553 #define CFG_INIT_SP_OFFSET CFG_GBL_DATA_OFFSET
555 /*-----------------------------------------------------------------------
556 * Definitions for GPIO setup (PPC405EP specific)
558 * GPIO0[0] - External Bus Controller BLAST output
559 * GPIO0[1-9] - Instruction trace outputs -> GPIO
560 * GPIO0[10-13] - External Bus Controller CS_1 - CS_4 outputs
561 * GPIO0[14-16] - External Bus Controller ABUS3-ABUS5 outputs -> GPIO
562 * GPIO0[17-23] - External Interrupts IRQ0 - IRQ6 inputs
563 * GPIO0[24-27] - UART0 control signal inputs/outputs
564 * GPIO0[28-29] - UART1 data signal input/output
565 * GPIO0[30] - EMAC0 input
566 * GPIO0[31] - EMAC1 reject packet as output
568 #define CFG_GPIO0_OSRH 0x40000550
569 #define CFG_GPIO0_OSRL 0x00000110
570 #define CFG_GPIO0_ISR1H 0x00000000
571 /*#define CFG_GPIO0_ISR1L 0x15555445*/
572 #define CFG_GPIO0_ISR1L 0x15555444
573 #define CFG_GPIO0_TSRH 0x00000000
574 #define CFG_GPIO0_TSRL 0x00000000
575 #define CFG_GPIO0_TCR 0xF7FF8014
578 * Internal Definitions
582 #define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */
583 #define BOOTFLAG_WARM 0x02 /* Software reboot */
586 #define CONFIG_NO_SERIAL_EEPROM
588 /*--------------------------------------------------------------------*/
590 #ifdef CONFIG_NO_SERIAL_EEPROM
593 !-----------------------------------------------------------------------
594 ! Defines for entry options.
595 ! Note: Because the 405EP SDRAM controller does not support ECC, ECC DIMMs that
596 ! are plugged in the board will be utilized as non-ECC DIMMs.
597 !-----------------------------------------------------------------------
599 #undef AUTO_MEMORY_CONFIG
600 #define DIMM_READ_ADDR 0xAB
601 #define DIMM_WRITE_ADDR 0xAA
603 #define CPC0_PLLMR0 (CNTRL_DCR_BASE+0x0) /* PLL mode 0 register */
604 #define CPC0_BOOT (CNTRL_DCR_BASE+0x1) /* Chip Clock Status register */
605 #define CPC0_CR1 (CNTRL_DCR_BASE+0x2) /* Chip Control 1 register */
606 #define CPC0_EPRCSR (CNTRL_DCR_BASE+0x3) /* EMAC PHY Rcv Clk Src register */
607 #define CPC0_PLLMR1 (CNTRL_DCR_BASE+0x4) /* PLL mode 1 register */
608 #define CPC0_UCR (CNTRL_DCR_BASE+0x5) /* UART Control register */
609 #define CPC0_SRR (CNTRL_DCR_BASE+0x6) /* Soft Reset register */
610 #define CPC0_JTAGID (CNTRL_DCR_BASE+0x7) /* JTAG ID register */
611 #define CPC0_SPARE (CNTRL_DCR_BASE+0x8) /* Spare DCR */
612 #define CPC0_PCI (CNTRL_DCR_BASE+0x9) /* PCI Control register */
614 /* Defines for CPC0_PLLMR1 Register fields */
615 #define PLL_ACTIVE 0x80000000
616 #define CPC0_PLLMR1_SSCS 0x80000000
617 #define PLL_RESET 0x40000000
618 #define CPC0_PLLMR1_PLLR 0x40000000
619 /* Feedback multiplier */
620 #define PLL_FBKDIV 0x00F00000
621 #define CPC0_PLLMR1_FBDV 0x00F00000
622 #define PLL_FBKDIV_16 0x00000000
623 #define PLL_FBKDIV_1 0x00100000
624 #define PLL_FBKDIV_2 0x00200000
625 #define PLL_FBKDIV_3 0x00300000
626 #define PLL_FBKDIV_4 0x00400000
627 #define PLL_FBKDIV_5 0x00500000
628 #define PLL_FBKDIV_6 0x00600000
629 #define PLL_FBKDIV_7 0x00700000
630 #define PLL_FBKDIV_8 0x00800000
631 #define PLL_FBKDIV_9 0x00900000
632 #define PLL_FBKDIV_10 0x00A00000
633 #define PLL_FBKDIV_11 0x00B00000
634 #define PLL_FBKDIV_12 0x00C00000
635 #define PLL_FBKDIV_13 0x00D00000
636 #define PLL_FBKDIV_14 0x00E00000
637 #define PLL_FBKDIV_15 0x00F00000
638 /* Forward A divisor */
639 #define PLL_FWDDIVA 0x00070000
640 #define CPC0_PLLMR1_FWDVA 0x00070000
641 #define PLL_FWDDIVA_8 0x00000000
642 #define PLL_FWDDIVA_7 0x00010000
643 #define PLL_FWDDIVA_6 0x00020000
644 #define PLL_FWDDIVA_5 0x00030000
645 #define PLL_FWDDIVA_4 0x00040000
646 #define PLL_FWDDIVA_3 0x00050000
647 #define PLL_FWDDIVA_2 0x00060000
648 #define PLL_FWDDIVA_1 0x00070000
649 /* Forward B divisor */
650 #define PLL_FWDDIVB 0x00007000
651 #define CPC0_PLLMR1_FWDVB 0x00007000
652 #define PLL_FWDDIVB_8 0x00000000
653 #define PLL_FWDDIVB_7 0x00001000
654 #define PLL_FWDDIVB_6 0x00002000
655 #define PLL_FWDDIVB_5 0x00003000
656 #define PLL_FWDDIVB_4 0x00004000
657 #define PLL_FWDDIVB_3 0x00005000
658 #define PLL_FWDDIVB_2 0x00006000
659 #define PLL_FWDDIVB_1 0x00007000
661 #define PLL_TUNE_MASK 0x000003FF
662 #define PLL_TUNE_2_M_3 0x00000133 /* 2 <= M <= 3 */
663 #define PLL_TUNE_4_M_6 0x00000134 /* 3 < M <= 6 */
664 #define PLL_TUNE_7_M_10 0x00000138 /* 6 < M <= 10 */
665 #define PLL_TUNE_11_M_14 0x0000013C /* 10 < M <= 14 */
666 #define PLL_TUNE_15_M_40 0x0000023E /* 14 < M <= 40 */
667 #define PLL_TUNE_VCO_LOW 0x00000000 /* 500MHz <= VCO <= 800MHz */
668 #define PLL_TUNE_VCO_HI 0x00000080 /* 800MHz < VCO <= 1000MHz */
670 /* Defines for CPC0_PLLMR0 Register fields */
672 #define PLL_CPUDIV 0x00300000
673 #define CPC0_PLLMR0_CCDV 0x00300000
674 #define PLL_CPUDIV_1 0x00000000
675 #define PLL_CPUDIV_2 0x00100000
676 #define PLL_CPUDIV_3 0x00200000
677 #define PLL_CPUDIV_4 0x00300000
679 #define PLL_PLBDIV 0x00030000
680 #define CPC0_PLLMR0_CBDV 0x00030000
681 #define PLL_PLBDIV_1 0x00000000
682 #define PLL_PLBDIV_2 0x00010000
683 #define PLL_PLBDIV_3 0x00020000
684 #define PLL_PLBDIV_4 0x00030000
686 #define PLL_OPBDIV 0x00003000
687 #define CPC0_PLLMR0_OPDV 0x00003000
688 #define PLL_OPBDIV_1 0x00000000
689 #define PLL_OPBDIV_2 0x00001000
690 #define PLL_OPBDIV_3 0x00002000
691 #define PLL_OPBDIV_4 0x00003000
693 #define PLL_EXTBUSDIV 0x00000300
694 #define CPC0_PLLMR0_EPDV 0x00000300
695 #define PLL_EXTBUSDIV_2 0x00000000
696 #define PLL_EXTBUSDIV_3 0x00000100
697 #define PLL_EXTBUSDIV_4 0x00000200
698 #define PLL_EXTBUSDIV_5 0x00000300
700 #define PLL_MALDIV 0x00000030
701 #define CPC0_PLLMR0_MPDV 0x00000030
702 #define PLL_MALDIV_1 0x00000000
703 #define PLL_MALDIV_2 0x00000010
704 #define PLL_MALDIV_3 0x00000020
705 #define PLL_MALDIV_4 0x00000030
707 #define PLL_PCIDIV 0x00000003
708 #define CPC0_PLLMR0_PPFD 0x00000003
709 #define PLL_PCIDIV_1 0x00000000
710 #define PLL_PCIDIV_2 0x00000001
711 #define PLL_PCIDIV_3 0x00000002
712 #define PLL_PCIDIV_4 0x00000003
714 #ifdef CONFIG_PPCHAMELEON_CLK_25
715 /* CPU - PLB/SDRAM - EBC - OPB - PCI (assuming a 25.0 MHz input clock to the 405EP) */
716 #define PPCHAMELEON_PLLMR0_133_133_33_66_33 (PLL_CPUDIV_1 | PLL_PLBDIV_1 | \
717 PLL_OPBDIV_2 | PLL_EXTBUSDIV_4 | \
718 PLL_MALDIV_1 | PLL_PCIDIV_4)
719 #define PPCHAMELEON_PLLMR1_133_133_33_66_33 (PLL_FBKDIV_8 | \
720 PLL_FWDDIVA_6 | PLL_FWDDIVB_4 | \
721 PLL_TUNE_15_M_40 | PLL_TUNE_VCO_LOW)
723 #define PPCHAMELEON_PLLMR0_200_100_50_33 (PLL_CPUDIV_1 | PLL_PLBDIV_2 | \
724 PLL_OPBDIV_2 | PLL_EXTBUSDIV_3 | \
725 PLL_MALDIV_1 | PLL_PCIDIV_4)
726 #define PPCHAMELEON_PLLMR1_200_100_50_33 (PLL_FBKDIV_8 | \
727 PLL_FWDDIVA_4 | PLL_FWDDIVB_4 | \
728 PLL_TUNE_15_M_40 | PLL_TUNE_VCO_LOW)
730 #define PPCHAMELEON_PLLMR0_266_133_33_66_33 (PLL_CPUDIV_1 | PLL_PLBDIV_2 | \
731 PLL_OPBDIV_2 | PLL_EXTBUSDIV_4 | \
732 PLL_MALDIV_1 | PLL_PCIDIV_4)
733 #define PPCHAMELEON_PLLMR1_266_133_33_66_33 (PLL_FBKDIV_8 | \
734 PLL_FWDDIVA_3 | PLL_FWDDIVB_4 | \
735 PLL_TUNE_15_M_40 | PLL_TUNE_VCO_LOW)
737 #define PPCHAMELEON_PLLMR0_333_111_37_55_55 (PLL_CPUDIV_1 | PLL_PLBDIV_3 | \
738 PLL_OPBDIV_2 | PLL_EXTBUSDIV_3 | \
739 PLL_MALDIV_1 | PLL_PCIDIV_2)
740 #define PPCHAMELEON_PLLMR1_333_111_37_55_55 (PLL_FBKDIV_10 | \
741 PLL_FWDDIVA_3 | PLL_FWDDIVB_4 | \
742 PLL_TUNE_15_M_40 | PLL_TUNE_VCO_HI)
744 #elif (defined (CONFIG_PPCHAMELEON_CLK_33))
746 /* CPU - PLB/SDRAM - EBC - OPB - PCI (assuming a 33.3MHz input clock to the 405EP) */
747 #define PPCHAMELEON_PLLMR0_133_133_33_66_33 (PLL_CPUDIV_1 | PLL_PLBDIV_1 | \
748 PLL_OPBDIV_2 | PLL_EXTBUSDIV_4 | \
749 PLL_MALDIV_1 | PLL_PCIDIV_4)
750 #define PPCHAMELEON_PLLMR1_133_133_33_66_33 (PLL_FBKDIV_4 | \
751 PLL_FWDDIVA_6 | PLL_FWDDIVB_6 | \
752 PLL_TUNE_15_M_40 | PLL_TUNE_VCO_LOW)
754 #define PPCHAMELEON_PLLMR0_200_100_50_33 (PLL_CPUDIV_1 | PLL_PLBDIV_2 | \
755 PLL_OPBDIV_2 | PLL_EXTBUSDIV_3 | \
756 PLL_MALDIV_1 | PLL_PCIDIV_4)
757 #define PPCHAMELEON_PLLMR1_200_100_50_33 (PLL_FBKDIV_6 | \
758 PLL_FWDDIVA_4 | PLL_FWDDIVB_4 | \
759 PLL_TUNE_15_M_40 | PLL_TUNE_VCO_LOW)
761 #define PPCHAMELEON_PLLMR0_266_133_33_66_33 (PLL_CPUDIV_1 | PLL_PLBDIV_2 | \
762 PLL_OPBDIV_2 | PLL_EXTBUSDIV_4 | \
763 PLL_MALDIV_1 | PLL_PCIDIV_4)
764 #define PPCHAMELEON_PLLMR1_266_133_33_66_33 (PLL_FBKDIV_8 | \
765 PLL_FWDDIVA_3 | PLL_FWDDIVB_3 | \
766 PLL_TUNE_15_M_40 | PLL_TUNE_VCO_LOW)
768 #define PPCHAMELEON_PLLMR0_333_111_37_55_55 (PLL_CPUDIV_1 | PLL_PLBDIV_3 | \
769 PLL_OPBDIV_2 | PLL_EXTBUSDIV_3 | \
770 PLL_MALDIV_1 | PLL_PCIDIV_2)
771 #define PPCHAMELEON_PLLMR1_333_111_37_55_55 (PLL_FBKDIV_10 | \
772 PLL_FWDDIVA_3 | PLL_FWDDIVB_3 | \
773 PLL_TUNE_15_M_40 | PLL_TUNE_VCO_HI)
776 #error "* External frequency (SysClk) not defined! *"
779 #if (CONFIG_PPCHAMELEON_MODULE_MODEL == CONFIG_PPCHAMELEON_MODULE_HI)
781 #define PLLMR0_DEFAULT PPCHAMELEON_PLLMR0_333_111_37_55_55
782 #define PLLMR1_DEFAULT PPCHAMELEON_PLLMR1_333_111_37_55_55
783 #define CFG_OPB_FREQ 55555555
785 #elif (CONFIG_PPCHAMELEON_MODULE_MODEL == CONFIG_PPCHAMELEON_MODULE_ME)
786 #define PLLMR0_DEFAULT PPCHAMELEON_PLLMR0_266_133_33_66_33
787 #define PLLMR1_DEFAULT PPCHAMELEON_PLLMR1_266_133_33_66_33
788 #define CFG_OPB_FREQ 66666666
790 /* Model BA (default) */
791 #define PLLMR0_DEFAULT PPCHAMELEON_PLLMR0_133_133_33_66_33
792 #define PLLMR1_DEFAULT PPCHAMELEON_PLLMR1_133_133_33_66_33
793 #define CFG_OPB_FREQ 66666666
796 #endif /* CONFIG_NO_SERIAL_EEPROM */
798 #define CONFIG_JFFS2_NAND 1 /* jffs2 on nand support */
799 #define NAND_CACHE_PAGES 16 /* size of nand cache in 512 bytes pages */
805 /* No command line, one static partition */
806 #undef CONFIG_JFFS2_CMDLINE
807 #define CONFIG_JFFS2_DEV "nand0"
808 #define CONFIG_JFFS2_PART_SIZE 0x00400000
809 #define CONFIG_JFFS2_PART_OFFSET 0x00000000
811 /* mtdparts command line support */
813 #define CONFIG_JFFS2_CMDLINE
814 #define MTDIDS_DEFAULT "nor0=PPChameleon-0,nand0=ppchameleonevb-nand"
817 /* 256 kB U-boot image */
819 #define MTDPARTS_DEFAULT "mtdparts=PPChameleon-0:1m(kernel1),1m(kernel2)," \
820 "1792k(user),256k(u-boot);" \
821 "ppchameleonevb-nand:-(nand)"
824 /* 320 kB U-boot image */
826 #define MTDPARTS_DEFAULT "mtdparts=PPChameleon-0:1m(kernel1),1m(kernel2)," \
827 "1728k(user),320k(u-boot);" \
828 "ppchameleonevb-nand:-(nand)"
831 #endif /* __CONFIG_H */