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 * SPDX-License-Identifier: GPL-2.0+
18 * board/config.h - configuration options, board specific
24 #define CONFIG_PPCHAMELEON_MODULE_BA 0 /* Basic Model */
25 #define CONFIG_PPCHAMELEON_MODULE_ME 1 /* Medium Model */
26 #define CONFIG_PPCHAMELEON_MODULE_HI 2 /* High-End Model */
27 #ifndef CONFIG_PPCHAMELEON_MODULE_MODEL
28 #define CONFIG_PPCHAMELEON_MODULE_MODEL CONFIG_PPCHAMELEON_MODULE_BA
32 /* Only one of the following two symbols must be defined (default is 25 MHz)
33 * CONFIG_PPCHAMELEON_CLK_25
34 * CONFIG_PPCHAMELEON_CLK_33
36 #if (!defined(CONFIG_PPCHAMELEON_CLK_25) && !defined(CONFIG_PPCHAMELEON_CLK_33))
37 #define CONFIG_PPCHAMELEON_CLK_25
40 #if (defined(CONFIG_PPCHAMELEON_CLK_25) && defined(CONFIG_PPCHAMELEON_CLK_33))
41 #error "* Two external frequencies (SysClk) are defined! *"
44 #undef CONFIG_PPCHAMELEON_SMI712
49 #undef __DEBUG_START_FROM_SRAM__
50 #define __DISABLE_MACHINE_EXCEPTION__
52 #ifdef __DEBUG_START_FROM_SRAM__
53 #define CONFIG_SYS_DUMMY_FLASH_SIZE 1024*1024*4
57 * High Level Configuration Options
61 #define CONFIG_405EP 1 /* This is a PPC405 CPU */
62 #define CONFIG_4xx 1 /* ...member of PPC4xx family */
63 #define CONFIG_PPCHAMELEONEVB 1 /* ...on a PPChameleonEVB board */
65 #define CONFIG_SYS_TEXT_BASE 0xFFFB0000 /* Reserve 320 kB for Monitor */
66 #define CONFIG_SYS_LDSCRIPT "board/dave/PPChameleonEVB/u-boot.lds"
68 #define CONFIG_BOARD_EARLY_INIT_F 1 /* call board_early_init_f() */
69 #define CONFIG_MISC_INIT_R 1 /* call misc_init_r() */
72 #ifdef CONFIG_PPCHAMELEON_CLK_25
73 # define CONFIG_SYS_CLK_FREQ 25000000 /* external frequency to pll */
74 #elif (defined (CONFIG_PPCHAMELEON_CLK_33))
75 # define CONFIG_SYS_CLK_FREQ 33333333 /* external frequency to pll */
77 # error "* External frequency (SysClk) not defined! *"
80 #define CONFIG_BAUDRATE 115200
81 #define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */
83 #undef CONFIG_BOOTARGS
86 #define CONFIG_ENV_OVERWRITE /* Let the user to change the Ethernet MAC addresses */
87 #define CONFIG_ETHADDR 00:50:c2:1e:af:fe
88 #define CONFIG_HAS_ETH1
89 #define CONFIG_ETH1ADDR 00:50:c2:1e:af:fd
91 #define CONFIG_LOADS_ECHO 1 /* echo on for serial download */
92 #define CONFIG_SYS_LOADS_BAUD_CHANGE 1 /* allow baudrate change */
96 #define CONFIG_PPC4xx_EMAC
97 #define CONFIG_MII 1 /* MII PHY management */
98 #ifndef CONFIG_EXT_PHY
99 #define CONFIG_PHY_ADDR 1 /* EMAC0 PHY address */
100 #define CONFIG_PHY1_ADDR 2 /* EMAC1 PHY address */
102 #define CONFIG_PHY_ADDR 2 /* PHY address */
104 #define CONFIG_PHY_CLK_FREQ EMAC_STACR_CLK_66MHZ
110 #define CONFIG_BOOTP_BOOTFILESIZE
111 #define CONFIG_BOOTP_BOOTPATH
112 #define CONFIG_BOOTP_GATEWAY
113 #define CONFIG_BOOTP_HOSTNAME
117 * Command line configuration.
119 #include <config_cmd_default.h>
121 #define CONFIG_CMD_DATE
122 #define CONFIG_CMD_DHCP
123 #define CONFIG_CMD_ELF
124 #define CONFIG_CMD_EEPROM
125 #define CONFIG_CMD_I2C
126 #define CONFIG_CMD_IRQ
127 #define CONFIG_CMD_JFFS2
128 #define CONFIG_CMD_MII
129 #define CONFIG_CMD_NAND
130 #define CONFIG_CMD_NFS
131 #define CONFIG_CMD_PCI
132 #define CONFIG_CMD_SNTP
135 #define CONFIG_MAC_PARTITION
136 #define CONFIG_DOS_PARTITION
138 #undef CONFIG_WATCHDOG /* watchdog disabled */
140 #define CONFIG_RTC_M41T11 1 /* uses a M41T00 RTC */
141 #define CONFIG_SYS_I2C_RTC_ADDR 0x68
142 #define CONFIG_SYS_M41T11_BASE_YEAR 1900
145 * SDRAM configuration (please see cpu/ppc/sdram.[ch])
147 #define CONFIG_SDRAM_BANK0 1 /* init onboard SDRAM bank 0 */
149 /* SDRAM timings used in datasheet */
150 #define CONFIG_SYS_SDRAM_CL 2
151 #define CONFIG_SYS_SDRAM_tRP 20
152 #define CONFIG_SYS_SDRAM_tRC 65
153 #define CONFIG_SYS_SDRAM_tRCD 20
154 #undef CONFIG_SYS_SDRAM_tRFC
157 * Miscellaneous configurable options
159 #define CONFIG_SYS_LONGHELP /* undef to save memory */
161 #undef CONFIG_SYS_HUSH_PARSER /* use "hush" command parser */
163 #if defined(CONFIG_CMD_KGDB)
164 #define CONFIG_SYS_CBSIZE 1024 /* Console I/O Buffer Size */
166 #define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */
168 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16) /* Print Buffer Size */
169 #define CONFIG_SYS_MAXARGS 16 /* max number of command args */
170 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot Argument Buffer Size */
172 #define CONFIG_SYS_DEVICE_NULLDEV 1 /* include nulldev device */
174 #define CONFIG_SYS_CONSOLE_INFO_QUIET 1 /* don't print console @ startup*/
176 #define CONFIG_SYS_MEMTEST_START 0x0400000 /* memtest works on */
177 #define CONFIG_SYS_MEMTEST_END 0x0C00000 /* 4 ... 12 MB in DRAM */
179 #define CONFIG_CONS_INDEX 1 /* Use UART0 */
180 #define CONFIG_SYS_NS16550
181 #define CONFIG_SYS_NS16550_SERIAL
182 #define CONFIG_SYS_NS16550_REG_SIZE 1
183 #define CONFIG_SYS_NS16550_CLK get_serial_clock()
185 #undef CONFIG_SYS_EXT_SERIAL_CLOCK /* no external serial clock used */
186 #define CONFIG_SYS_BASE_BAUD 691200
188 /* The following table includes the supported baudrates */
189 #define CONFIG_SYS_BAUDRATE_TABLE \
190 { 300, 600, 1200, 2400, 4800, 9600, 19200, 38400, \
191 57600, 115200, 230400, 460800, 921600 }
193 #define CONFIG_SYS_LOAD_ADDR 0x100000 /* default load address */
194 #define CONFIG_SYS_EXTBDINFO 1 /* To use extended board_into (bd_t) */
196 #define CONFIG_ZERO_BOOTDELAY_CHECK /* check for keypress on bootdelay==0 */
198 /*-----------------------------------------------------------------------
200 *-----------------------------------------------------------------------
204 * nand device 1 on dave (PPChameleonEVB) needs more time,
205 * so we just introduce additional wait in nand_wait(),
206 * effectively for both devices.
208 #define PPCHAMELON_NAND_TIMER_HACK
210 #define CONFIG_SYS_NAND0_BASE 0xFF400000
211 #define CONFIG_SYS_NAND1_BASE 0xFF000000
212 #define CONFIG_SYS_NAND_BASE_LIST { CONFIG_SYS_NAND0_BASE, CONFIG_SYS_NAND1_BASE }
213 #define NAND_BIG_DELAY_US 25
214 #define CONFIG_SYS_MAX_NAND_DEVICE 2 /* Max number of NAND devices */
216 #define CONFIG_SYS_NAND0_CE (0x80000000 >> 1) /* our CE is GPIO1 */
217 #define CONFIG_SYS_NAND0_RDY (0x80000000 >> 4) /* our RDY is GPIO4 */
218 #define CONFIG_SYS_NAND0_CLE (0x80000000 >> 2) /* our CLE is GPIO2 */
219 #define CONFIG_SYS_NAND0_ALE (0x80000000 >> 3) /* our ALE is GPIO3 */
221 #define CONFIG_SYS_NAND1_CE (0x80000000 >> 14) /* our CE is GPIO14 */
222 #define CONFIG_SYS_NAND1_RDY (0x80000000 >> 31) /* our RDY is GPIO31 */
223 #define CONFIG_SYS_NAND1_CLE (0x80000000 >> 15) /* our CLE is GPIO15 */
224 #define CONFIG_SYS_NAND1_ALE (0x80000000 >> 16) /* our ALE is GPIO16 */
226 #define MACRO_NAND_DISABLE_CE(nandptr) do \
228 switch((unsigned long)nandptr) \
230 case CONFIG_SYS_NAND0_BASE: \
231 out32(GPIO0_OR, in32(GPIO0_OR) | CONFIG_SYS_NAND0_CE); \
233 case CONFIG_SYS_NAND1_BASE: \
234 out32(GPIO0_OR, in32(GPIO0_OR) | CONFIG_SYS_NAND1_CE); \
239 #define MACRO_NAND_ENABLE_CE(nandptr) do \
241 switch((unsigned long)nandptr) \
243 case CONFIG_SYS_NAND0_BASE: \
244 out32(GPIO0_OR, in32(GPIO0_OR) & ~CONFIG_SYS_NAND0_CE); \
246 case CONFIG_SYS_NAND1_BASE: \
247 out32(GPIO0_OR, in32(GPIO0_OR) & ~CONFIG_SYS_NAND1_CE); \
252 #define MACRO_NAND_CTL_CLRALE(nandptr) do \
254 switch((unsigned long)nandptr) \
256 case CONFIG_SYS_NAND0_BASE: \
257 out32(GPIO0_OR, in32(GPIO0_OR) & ~CONFIG_SYS_NAND0_ALE); \
259 case CONFIG_SYS_NAND1_BASE: \
260 out32(GPIO0_OR, in32(GPIO0_OR) & ~CONFIG_SYS_NAND1_ALE); \
265 #define MACRO_NAND_CTL_SETALE(nandptr) do \
267 switch((unsigned long)nandptr) \
269 case CONFIG_SYS_NAND0_BASE: \
270 out32(GPIO0_OR, in32(GPIO0_OR) | CONFIG_SYS_NAND0_ALE); \
272 case CONFIG_SYS_NAND1_BASE: \
273 out32(GPIO0_OR, in32(GPIO0_OR) | CONFIG_SYS_NAND1_ALE); \
278 #define MACRO_NAND_CTL_CLRCLE(nandptr) do \
280 switch((unsigned long)nandptr) \
282 case CONFIG_SYS_NAND0_BASE: \
283 out32(GPIO0_OR, in32(GPIO0_OR) & ~CONFIG_SYS_NAND0_CLE); \
285 case CONFIG_SYS_NAND1_BASE: \
286 out32(GPIO0_OR, in32(GPIO0_OR) & ~CONFIG_SYS_NAND1_CLE); \
291 #define MACRO_NAND_CTL_SETCLE(nandptr) do { \
292 switch((unsigned long)nandptr) { \
293 case CONFIG_SYS_NAND0_BASE: \
294 out32(GPIO0_OR, in32(GPIO0_OR) | CONFIG_SYS_NAND0_CLE); \
296 case CONFIG_SYS_NAND1_BASE: \
297 out32(GPIO0_OR, in32(GPIO0_OR) | CONFIG_SYS_NAND1_CLE); \
302 /*-----------------------------------------------------------------------
304 *-----------------------------------------------------------------------
306 #define PCI_HOST_ADAPTER 0 /* configure as pci adapter */
307 #define PCI_HOST_FORCE 1 /* configure as pci host */
308 #define PCI_HOST_AUTO 2 /* detected via arbiter enable */
310 #define CONFIG_PCI /* include pci support */
311 #define CONFIG_PCI_INDIRECT_BRIDGE /* indirect PCI bridge support */
312 #define CONFIG_PCI_HOST PCI_HOST_FORCE /* select pci host function */
313 #undef CONFIG_PCI_PNP /* do pci plug-and-play */
314 /* resource configuration */
316 #define CONFIG_PCI_SCAN_SHOW /* print pci devices @ startup */
318 #define CONFIG_SYS_PCI_SUBSYS_VENDORID 0x1014 /* PCI Vendor ID: IBM */
319 #define CONFIG_SYS_PCI_SUBSYS_DEVICEID 0x0000 /* PCI Device ID: --- */
320 #define CONFIG_SYS_PCI_CLASSCODE 0x0b20 /* PCI Class Code: Processor/PPC*/
322 #define CONFIG_SYS_PCI_PTM1LA 0x00000000 /* point to sdram */
323 #define CONFIG_SYS_PCI_PTM1MS 0xfc000001 /* 64MB, enable hard-wired to 1 */
324 #define CONFIG_SYS_PCI_PTM1PCI 0x00000000 /* Host: use this pci address */
325 #define CONFIG_SYS_PCI_PTM2LA 0xffc00000 /* point to flash */
326 #define CONFIG_SYS_PCI_PTM2MS 0xffc00001 /* 4MB, enable */
327 #define CONFIG_SYS_PCI_PTM2PCI 0x04000000 /* Host: use this pci address */
329 /*-----------------------------------------------------------------------
330 * Start addresses for the final memory configuration
331 * (Set up by the startup code)
332 * Please note that CONFIG_SYS_SDRAM_BASE _must_ start at 0
334 #define CONFIG_SYS_SDRAM_BASE 0x00000000
336 /* Reserve 256 kB for Monitor */
338 #define CONFIG_SYS_FLASH_BASE 0xFFFC0000
339 #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE
340 #define CONFIG_SYS_MONITOR_LEN (256 * 1024)
343 /* Reserve 320 kB for Monitor */
344 #define CONFIG_SYS_FLASH_BASE 0xFFFB0000
345 #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE
346 #define CONFIG_SYS_MONITOR_LEN (320 * 1024)
348 #define CONFIG_SYS_MALLOC_LEN (256 * 1024) /* Reserve 256 kB for malloc() */
351 * For booting Linux, the board info and command line data
352 * have to be in the first 8 MB of memory, since this is
353 * the maximum mapped by the Linux kernel during initialization.
355 #define CONFIG_SYS_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
356 /*-----------------------------------------------------------------------
359 #define CONFIG_SYS_MAX_FLASH_BANKS 1 /* max number of memory banks */
360 #define CONFIG_SYS_MAX_FLASH_SECT 256 /* max number of sectors on one chip */
362 #define CONFIG_SYS_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase (in ms) */
363 #define CONFIG_SYS_FLASH_WRITE_TOUT 1000 /* Timeout for Flash Write (in ms) */
365 #define CONFIG_SYS_FLASH_WORD_SIZE unsigned short /* flash word size (width) */
366 #define CONFIG_SYS_FLASH_ADDR0 0x5555 /* 1st address for flash config cycles */
367 #define CONFIG_SYS_FLASH_ADDR1 0x2AAA /* 2nd address for flash config cycles */
369 * The following defines are added for buggy IOP480 byte interface.
370 * All other boards should use the standard values (CPCI405 etc.)
372 #define CONFIG_SYS_FLASH_READ0 0x0000 /* 0 is standard */
373 #define CONFIG_SYS_FLASH_READ1 0x0001 /* 1 is standard */
374 #define CONFIG_SYS_FLASH_READ2 0x0002 /* 2 is standard */
376 #define CONFIG_SYS_FLASH_EMPTY_INFO /* print 'E' for empty sector on flinfo */
378 /*-----------------------------------------------------------------------
379 * Environment Variable setup
381 #ifdef ENVIRONMENT_IN_EEPROM
383 #define CONFIG_ENV_IS_IN_EEPROM 1 /* use EEPROM for environment vars */
384 #define CONFIG_ENV_OFFSET 0x100 /* environment starts at the beginning of the EEPROM */
385 #define CONFIG_ENV_SIZE 0x700 /* 2048-256 bytes may be used for env vars (total size of a CAT24WC16 is 2048 bytes)*/
387 #else /* DEFAULT: environment in flash, using redundand flash sectors */
389 #define CONFIG_ENV_IS_IN_FLASH 1 /* use FLASH for environment vars */
390 #define CONFIG_ENV_ADDR 0xFFFF8000 /* environment starts at the first small sector */
391 #define CONFIG_ENV_SECT_SIZE 0x2000 /* 8196 bytes may be used for env vars*/
392 #define CONFIG_ENV_ADDR_REDUND 0xFFFFA000
393 #define CONFIG_ENV_SIZE_REDUND 0x2000
395 #define CONFIG_SYS_USE_PPCENV /* Environment embedded in sect .ppcenv */
397 #endif /* ENVIRONMENT_IN_EEPROM */
400 #define CONFIG_SYS_NVRAM_BASE_ADDR 0xF0000500 /* NVRAM base address */
401 #define CONFIG_SYS_NVRAM_SIZE 242 /* NVRAM size */
403 /*-----------------------------------------------------------------------
404 * I2C EEPROM (CAT24WC16) for environment
406 #define CONFIG_SYS_I2C
407 #define CONFIG_SYS_I2C_PPC4XX
408 #define CONFIG_SYS_I2C_PPC4XX_CH0
409 #define CONFIG_SYS_I2C_PPC4XX_SPEED_0 400000
410 #define CONFIG_SYS_I2C_PPC4XX_SLAVE_0 0x7F
412 #define CONFIG_SYS_I2C_EEPROM_ADDR 0x50 /* EEPROM CAT28WC08 */
413 #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 1 /* Bytes of address */
414 /* mask of address bits that overflow into the "EEPROM chip address" */
415 /*#define CONFIG_SYS_I2C_EEPROM_ADDR_OVERFLOW 0x07*/
416 #define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS 4 /* The Catalyst CAT24WC08 has */
417 /* 16 byte page write mode using*/
418 /* last 4 bits of the address */
419 #define CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS 10 /* and takes up to 10 msec */
422 * Init Memory Controller:
424 * BR0/1 and OR0/1 (FLASH)
427 #define FLASH_BASE0_PRELIM 0xFFC00000 /* FLASH bank #0 */
429 /*-----------------------------------------------------------------------
430 * External Bus Controller (EBC) Setup
433 /* Memory Bank 0 (Flash Bank 0, NOR-FLASH) initialization */
434 #define CONFIG_SYS_EBC_PB0AP 0x92015480
435 #define CONFIG_SYS_EBC_PB0CR 0xFFC5A000 /* BAS=0xFFC,BS=4MB,BU=R/W,BW=16bit */
437 /* Memory Bank 1 (External SRAM) initialization */
438 /* Since this must replace NOR Flash, we use the same settings for CS0 */
439 #define CONFIG_SYS_EBC_PB1AP 0x92015480
440 #define CONFIG_SYS_EBC_PB1CR 0xFF85A000 /* BAS=0xFF8,BS=4MB,BU=R/W,BW=8bit */
442 /* Memory Bank 2 (Flash Bank 1, NAND-FLASH) initialization */
443 #define CONFIG_SYS_EBC_PB2AP 0x92015480
444 #define CONFIG_SYS_EBC_PB2CR 0xFF458000 /* BAS=0xFF4,BS=4MB,BU=R/W,BW=8bit */
446 /* Memory Bank 3 (Flash Bank 2, NAND-FLASH) initialization */
447 #define CONFIG_SYS_EBC_PB3AP 0x92015480
448 #define CONFIG_SYS_EBC_PB3CR 0xFF058000 /* BAS=0xFF0,BS=4MB,BU=R/W,BW=8bit */
450 #ifdef CONFIG_PPCHAMELEON_SMI712
452 * Video console (graphic: SMI LynxEM)
455 #define CONFIG_CFB_CONSOLE
456 #define CONFIG_VIDEO_SMI_LYNXEM
457 #define CONFIG_VIDEO_LOGO
458 /*#define CONFIG_VIDEO_BMP_LOGO*/
459 #define CONFIG_CONSOLE_EXTRA_INFO
460 #define CONFIG_VGA_AS_SINGLE_DEVICE
461 /* This is the base address (on 405EP-side) used to generate I/O accesses on PCI bus */
462 #define CONFIG_SYS_ISA_IO 0xE8000000
463 /* see also drivers/video/videomodes.c */
464 #define CONFIG_SYS_DEFAULT_VIDEO_MODE 0x303
467 /*-----------------------------------------------------------------------
470 /* FPGA internal regs */
471 #define CONFIG_SYS_FPGA_MODE 0x00
472 #define CONFIG_SYS_FPGA_STATUS 0x02
473 #define CONFIG_SYS_FPGA_TS 0x04
474 #define CONFIG_SYS_FPGA_TS_LOW 0x06
475 #define CONFIG_SYS_FPGA_TS_CAP0 0x10
476 #define CONFIG_SYS_FPGA_TS_CAP0_LOW 0x12
477 #define CONFIG_SYS_FPGA_TS_CAP1 0x14
478 #define CONFIG_SYS_FPGA_TS_CAP1_LOW 0x16
479 #define CONFIG_SYS_FPGA_TS_CAP2 0x18
480 #define CONFIG_SYS_FPGA_TS_CAP2_LOW 0x1a
481 #define CONFIG_SYS_FPGA_TS_CAP3 0x1c
482 #define CONFIG_SYS_FPGA_TS_CAP3_LOW 0x1e
485 #define CONFIG_SYS_FPGA_MODE_CF_RESET 0x0001
486 #define CONFIG_SYS_FPGA_MODE_TS_IRQ_ENABLE 0x0100
487 #define CONFIG_SYS_FPGA_MODE_TS_IRQ_CLEAR 0x1000
488 #define CONFIG_SYS_FPGA_MODE_TS_CLEAR 0x2000
490 /* FPGA Status Reg */
491 #define CONFIG_SYS_FPGA_STATUS_DIP0 0x0001
492 #define CONFIG_SYS_FPGA_STATUS_DIP1 0x0002
493 #define CONFIG_SYS_FPGA_STATUS_DIP2 0x0004
494 #define CONFIG_SYS_FPGA_STATUS_FLASH 0x0008
495 #define CONFIG_SYS_FPGA_STATUS_TS_IRQ 0x1000
497 #define CONFIG_SYS_FPGA_SPARTAN2 1 /* using Xilinx Spartan 2 now */
498 #define CONFIG_SYS_FPGA_MAX_SIZE 128*1024 /* 128kByte is enough for XC2S50E*/
500 /* FPGA program pin configuration */
501 #define CONFIG_SYS_FPGA_PRG 0x04000000 /* FPGA program pin (ppc output) */
502 #define CONFIG_SYS_FPGA_CLK 0x02000000 /* FPGA clk pin (ppc output) */
503 #define CONFIG_SYS_FPGA_DATA 0x01000000 /* FPGA data pin (ppc output) */
504 #define CONFIG_SYS_FPGA_INIT 0x00010000 /* FPGA init pin (ppc input) */
505 #define CONFIG_SYS_FPGA_DONE 0x00008000 /* FPGA done pin (ppc input) */
507 /*-----------------------------------------------------------------------
508 * Definitions for initial stack pointer and data area (in data cache)
510 /* use on chip memory ( OCM ) for temperary stack until sdram is tested */
511 #define CONFIG_SYS_TEMP_STACK_OCM 1
513 /* On Chip Memory location */
514 #define CONFIG_SYS_OCM_DATA_ADDR 0xF8000000
515 #define CONFIG_SYS_OCM_DATA_SIZE 0x1000
516 #define CONFIG_SYS_INIT_RAM_ADDR CONFIG_SYS_OCM_DATA_ADDR /* inside of SDRAM */
517 #define CONFIG_SYS_INIT_RAM_SIZE CONFIG_SYS_OCM_DATA_SIZE /* Size of used area in RAM */
519 #define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
520 #define CONFIG_SYS_INIT_SP_OFFSET CONFIG_SYS_GBL_DATA_OFFSET
522 /*-----------------------------------------------------------------------
523 * Definitions for GPIO setup (PPC405EP specific)
525 * GPIO0[0] - External Bus Controller BLAST output
526 * GPIO0[1-9] - Instruction trace outputs -> GPIO
527 * GPIO0[10-13] - External Bus Controller CS_1 - CS_4 outputs
528 * GPIO0[14-16] - External Bus Controller ABUS3-ABUS5 outputs -> GPIO
529 * GPIO0[17-23] - External Interrupts IRQ0 - IRQ6 inputs
530 * GPIO0[24-27] - UART0 control signal inputs/outputs
531 * GPIO0[28-29] - UART1 data signal input/output
532 * GPIO0[30] - EMAC0 input
533 * GPIO0[31] - EMAC1 reject packet as output
535 #define CONFIG_SYS_GPIO0_OSRL 0x40000550
536 #define CONFIG_SYS_GPIO0_OSRH 0x00000110
537 #define CONFIG_SYS_GPIO0_ISR1L 0x00000000
538 /*#define CONFIG_SYS_GPIO0_ISR1H 0x15555445*/
539 #define CONFIG_SYS_GPIO0_ISR1H 0x15555444
540 #define CONFIG_SYS_GPIO0_TSRL 0x00000000
541 #define CONFIG_SYS_GPIO0_TSRH 0x00000000
542 #define CONFIG_SYS_GPIO0_TCR 0xF7FF8014
544 #define CONFIG_NO_SERIAL_EEPROM
546 /*--------------------------------------------------------------------*/
548 #ifdef CONFIG_NO_SERIAL_EEPROM
551 !-----------------------------------------------------------------------
552 ! Defines for entry options.
553 ! Note: Because the 405EP SDRAM controller does not support ECC, ECC DIMMs that
554 ! are plugged in the board will be utilized as non-ECC DIMMs.
555 !-----------------------------------------------------------------------
557 #undef AUTO_MEMORY_CONFIG
558 #define DIMM_READ_ADDR 0xAB
559 #define DIMM_WRITE_ADDR 0xAA
561 /* Defines for CPC0_PLLMR1 Register fields */
562 #define PLL_ACTIVE 0x80000000
563 #define CPC0_PLLMR1_SSCS 0x80000000
564 #define PLL_RESET 0x40000000
565 #define CPC0_PLLMR1_PLLR 0x40000000
566 /* Feedback multiplier */
567 #define PLL_FBKDIV 0x00F00000
568 #define CPC0_PLLMR1_FBDV 0x00F00000
569 #define PLL_FBKDIV_16 0x00000000
570 #define PLL_FBKDIV_1 0x00100000
571 #define PLL_FBKDIV_2 0x00200000
572 #define PLL_FBKDIV_3 0x00300000
573 #define PLL_FBKDIV_4 0x00400000
574 #define PLL_FBKDIV_5 0x00500000
575 #define PLL_FBKDIV_6 0x00600000
576 #define PLL_FBKDIV_7 0x00700000
577 #define PLL_FBKDIV_8 0x00800000
578 #define PLL_FBKDIV_9 0x00900000
579 #define PLL_FBKDIV_10 0x00A00000
580 #define PLL_FBKDIV_11 0x00B00000
581 #define PLL_FBKDIV_12 0x00C00000
582 #define PLL_FBKDIV_13 0x00D00000
583 #define PLL_FBKDIV_14 0x00E00000
584 #define PLL_FBKDIV_15 0x00F00000
585 /* Forward A divisor */
586 #define PLL_FWDDIVA 0x00070000
587 #define CPC0_PLLMR1_FWDVA 0x00070000
588 #define PLL_FWDDIVA_8 0x00000000
589 #define PLL_FWDDIVA_7 0x00010000
590 #define PLL_FWDDIVA_6 0x00020000
591 #define PLL_FWDDIVA_5 0x00030000
592 #define PLL_FWDDIVA_4 0x00040000
593 #define PLL_FWDDIVA_3 0x00050000
594 #define PLL_FWDDIVA_2 0x00060000
595 #define PLL_FWDDIVA_1 0x00070000
596 /* Forward B divisor */
597 #define PLL_FWDDIVB 0x00007000
598 #define CPC0_PLLMR1_FWDVB 0x00007000
599 #define PLL_FWDDIVB_8 0x00000000
600 #define PLL_FWDDIVB_7 0x00001000
601 #define PLL_FWDDIVB_6 0x00002000
602 #define PLL_FWDDIVB_5 0x00003000
603 #define PLL_FWDDIVB_4 0x00004000
604 #define PLL_FWDDIVB_3 0x00005000
605 #define PLL_FWDDIVB_2 0x00006000
606 #define PLL_FWDDIVB_1 0x00007000
608 #define PLL_TUNE_MASK 0x000003FF
609 #define PLL_TUNE_2_M_3 0x00000133 /* 2 <= M <= 3 */
610 #define PLL_TUNE_4_M_6 0x00000134 /* 3 < M <= 6 */
611 #define PLL_TUNE_7_M_10 0x00000138 /* 6 < M <= 10 */
612 #define PLL_TUNE_11_M_14 0x0000013C /* 10 < M <= 14 */
613 #define PLL_TUNE_15_M_40 0x0000023E /* 14 < M <= 40 */
614 #define PLL_TUNE_VCO_LOW 0x00000000 /* 500MHz <= VCO <= 800MHz */
615 #define PLL_TUNE_VCO_HI 0x00000080 /* 800MHz < VCO <= 1000MHz */
617 /* Defines for CPC0_PLLMR0 Register fields */
619 #define PLL_CPUDIV 0x00300000
620 #define CPC0_PLLMR0_CCDV 0x00300000
621 #define PLL_CPUDIV_1 0x00000000
622 #define PLL_CPUDIV_2 0x00100000
623 #define PLL_CPUDIV_3 0x00200000
624 #define PLL_CPUDIV_4 0x00300000
626 #define PLL_PLBDIV 0x00030000
627 #define CPC0_PLLMR0_CBDV 0x00030000
628 #define PLL_PLBDIV_1 0x00000000
629 #define PLL_PLBDIV_2 0x00010000
630 #define PLL_PLBDIV_3 0x00020000
631 #define PLL_PLBDIV_4 0x00030000
633 #define PLL_OPBDIV 0x00003000
634 #define CPC0_PLLMR0_OPDV 0x00003000
635 #define PLL_OPBDIV_1 0x00000000
636 #define PLL_OPBDIV_2 0x00001000
637 #define PLL_OPBDIV_3 0x00002000
638 #define PLL_OPBDIV_4 0x00003000
640 #define PLL_EXTBUSDIV 0x00000300
641 #define CPC0_PLLMR0_EPDV 0x00000300
642 #define PLL_EXTBUSDIV_2 0x00000000
643 #define PLL_EXTBUSDIV_3 0x00000100
644 #define PLL_EXTBUSDIV_4 0x00000200
645 #define PLL_EXTBUSDIV_5 0x00000300
647 #define PLL_MALDIV 0x00000030
648 #define CPC0_PLLMR0_MPDV 0x00000030
649 #define PLL_MALDIV_1 0x00000000
650 #define PLL_MALDIV_2 0x00000010
651 #define PLL_MALDIV_3 0x00000020
652 #define PLL_MALDIV_4 0x00000030
654 #define PLL_PCIDIV 0x00000003
655 #define CPC0_PLLMR0_PPFD 0x00000003
656 #define PLL_PCIDIV_1 0x00000000
657 #define PLL_PCIDIV_2 0x00000001
658 #define PLL_PCIDIV_3 0x00000002
659 #define PLL_PCIDIV_4 0x00000003
661 #ifdef CONFIG_PPCHAMELEON_CLK_25
662 /* CPU - PLB/SDRAM - EBC - OPB - PCI (assuming a 25.0 MHz input clock to the 405EP) */
663 #define PPCHAMELEON_PLLMR0_133_133_33_66_33 (PLL_CPUDIV_1 | PLL_PLBDIV_1 | \
664 PLL_OPBDIV_2 | PLL_EXTBUSDIV_4 | \
665 PLL_MALDIV_1 | PLL_PCIDIV_4)
666 #define PPCHAMELEON_PLLMR1_133_133_33_66_33 (PLL_FBKDIV_8 | \
667 PLL_FWDDIVA_6 | PLL_FWDDIVB_4 | \
668 PLL_TUNE_15_M_40 | PLL_TUNE_VCO_LOW)
670 #define PPCHAMELEON_PLLMR0_200_100_50_33 (PLL_CPUDIV_1 | PLL_PLBDIV_2 | \
671 PLL_OPBDIV_2 | PLL_EXTBUSDIV_3 | \
672 PLL_MALDIV_1 | PLL_PCIDIV_4)
673 #define PPCHAMELEON_PLLMR1_200_100_50_33 (PLL_FBKDIV_8 | \
674 PLL_FWDDIVA_4 | PLL_FWDDIVB_4 | \
675 PLL_TUNE_15_M_40 | PLL_TUNE_VCO_LOW)
677 #define PPCHAMELEON_PLLMR0_266_133_33_66_33 (PLL_CPUDIV_1 | PLL_PLBDIV_2 | \
678 PLL_OPBDIV_2 | PLL_EXTBUSDIV_4 | \
679 PLL_MALDIV_1 | PLL_PCIDIV_4)
680 #define PPCHAMELEON_PLLMR1_266_133_33_66_33 (PLL_FBKDIV_8 | \
681 PLL_FWDDIVA_3 | PLL_FWDDIVB_4 | \
682 PLL_TUNE_15_M_40 | PLL_TUNE_VCO_LOW)
684 #define PPCHAMELEON_PLLMR0_333_111_37_55_55 (PLL_CPUDIV_1 | PLL_PLBDIV_3 | \
685 PLL_OPBDIV_2 | PLL_EXTBUSDIV_3 | \
686 PLL_MALDIV_1 | PLL_PCIDIV_2)
687 #define PPCHAMELEON_PLLMR1_333_111_37_55_55 (PLL_FBKDIV_10 | \
688 PLL_FWDDIVA_3 | PLL_FWDDIVB_4 | \
689 PLL_TUNE_15_M_40 | PLL_TUNE_VCO_HI)
691 #elif (defined (CONFIG_PPCHAMELEON_CLK_33))
693 /* CPU - PLB/SDRAM - EBC - OPB - PCI (assuming a 33.3MHz input clock to the 405EP) */
694 #define PPCHAMELEON_PLLMR0_133_133_33_66_33 (PLL_CPUDIV_1 | PLL_PLBDIV_1 | \
695 PLL_OPBDIV_2 | PLL_EXTBUSDIV_4 | \
696 PLL_MALDIV_1 | PLL_PCIDIV_4)
697 #define PPCHAMELEON_PLLMR1_133_133_33_66_33 (PLL_FBKDIV_4 | \
698 PLL_FWDDIVA_6 | PLL_FWDDIVB_6 | \
699 PLL_TUNE_15_M_40 | PLL_TUNE_VCO_LOW)
701 #define PPCHAMELEON_PLLMR0_200_100_50_33 (PLL_CPUDIV_1 | PLL_PLBDIV_2 | \
702 PLL_OPBDIV_2 | PLL_EXTBUSDIV_3 | \
703 PLL_MALDIV_1 | PLL_PCIDIV_4)
704 #define PPCHAMELEON_PLLMR1_200_100_50_33 (PLL_FBKDIV_6 | \
705 PLL_FWDDIVA_4 | PLL_FWDDIVB_4 | \
706 PLL_TUNE_15_M_40 | PLL_TUNE_VCO_LOW)
708 #define PPCHAMELEON_PLLMR0_266_133_33_66_33 (PLL_CPUDIV_1 | PLL_PLBDIV_2 | \
709 PLL_OPBDIV_2 | PLL_EXTBUSDIV_4 | \
710 PLL_MALDIV_1 | PLL_PCIDIV_4)
711 #define PPCHAMELEON_PLLMR1_266_133_33_66_33 (PLL_FBKDIV_8 | \
712 PLL_FWDDIVA_3 | PLL_FWDDIVB_3 | \
713 PLL_TUNE_15_M_40 | PLL_TUNE_VCO_LOW)
715 #define PPCHAMELEON_PLLMR0_333_111_37_55_55 (PLL_CPUDIV_1 | PLL_PLBDIV_3 | \
716 PLL_OPBDIV_2 | PLL_EXTBUSDIV_3 | \
717 PLL_MALDIV_1 | PLL_PCIDIV_2)
718 #define PPCHAMELEON_PLLMR1_333_111_37_55_55 (PLL_FBKDIV_10 | \
719 PLL_FWDDIVA_3 | PLL_FWDDIVB_3 | \
720 PLL_TUNE_15_M_40 | PLL_TUNE_VCO_HI)
723 #error "* External frequency (SysClk) not defined! *"
726 #if (CONFIG_PPCHAMELEON_MODULE_MODEL == CONFIG_PPCHAMELEON_MODULE_HI)
728 #define PLLMR0_DEFAULT PPCHAMELEON_PLLMR0_333_111_37_55_55
729 #define PLLMR1_DEFAULT PPCHAMELEON_PLLMR1_333_111_37_55_55
730 #define CONFIG_SYS_OPB_FREQ 55555555
732 #elif (CONFIG_PPCHAMELEON_MODULE_MODEL == CONFIG_PPCHAMELEON_MODULE_ME)
733 #define PLLMR0_DEFAULT PPCHAMELEON_PLLMR0_266_133_33_66_33
734 #define PLLMR1_DEFAULT PPCHAMELEON_PLLMR1_266_133_33_66_33
735 #define CONFIG_SYS_OPB_FREQ 66666666
737 /* Model BA (default) */
738 #define PLLMR0_DEFAULT PPCHAMELEON_PLLMR0_133_133_33_66_33
739 #define PLLMR1_DEFAULT PPCHAMELEON_PLLMR1_133_133_33_66_33
740 #define CONFIG_SYS_OPB_FREQ 66666666
743 #endif /* CONFIG_NO_SERIAL_EEPROM */
745 #define CONFIG_JFFS2_NAND 1 /* jffs2 on nand support */
746 #define NAND_CACHE_PAGES 16 /* size of nand cache in 512 bytes pages */
752 /* No command line, one static partition */
753 #undef CONFIG_CMD_MTDPARTS
754 #define CONFIG_JFFS2_DEV "nand0"
755 #define CONFIG_JFFS2_PART_SIZE 0x00400000
756 #define CONFIG_JFFS2_PART_OFFSET 0x00000000
758 /* mtdparts command line support */
760 #define CONFIG_CMD_MTDPARTS
761 #define MTDIDS_DEFAULT "nor0=PPChameleon-0,nand0=ppchameleonevb-nand"
764 /* 256 kB U-boot image */
766 #define MTDPARTS_DEFAULT "mtdparts=PPChameleon-0:1m(kernel1),1m(kernel2)," \
767 "1792k(user),256k(u-boot);" \
768 "ppchameleonevb-nand:-(nand)"
771 /* 320 kB U-boot image */
773 #define MTDPARTS_DEFAULT "mtdparts=PPChameleon-0:1m(kernel1),1m(kernel2)," \
774 "1728k(user),320k(u-boot);" \
775 "ppchameleonevb-nand:-(nand)"
778 #endif /* __CONFIG_H */