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wdenk232fe0b2003-09-02 22:48:03 +00001/*
2 * (C) Copyright 2001-2003
3 * Stefan Roese, esd gmbh germany, stefan.roese@esd-electronics.com
4 *
5 * See file CREDITS for list of people who contributed to this
6 * project.
7 *
8 * This program is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU General Public License as
10 * published by the Free Software Foundation; either version 2 of
11 * the License, or (at your option) any later version.
12 *
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
17 *
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
21 * MA 02111-1307 USA
22 */
23
24/*
25 * board/config.h - configuration options, board specific
26 */
27
28#ifndef __CONFIG_H
29#define __CONFIG_H
30
31/*
32 * Debug stuff
33 */
wdenka4685fe2003-09-03 14:03:26 +000034#undef __DEBUG_START_FROM_SRAM__
wdenk232fe0b2003-09-02 22:48:03 +000035#define __DISABLE_MACHINE_EXCEPTION__
36
37#ifdef __DEBUG_START_FROM_SRAM__
38#define CFG_DUMMY_FLASH_SIZE 1024*1024*4
39#endif
40
41/*
42 * High Level Configuration Options
43 * (easy to change)
44 */
45
46#define CONFIG_405EP 1 /* This is a PPC405 CPU */
47#define CONFIG_4xx 1 /* ...member of PPC4xx family */
48#define CONFIG_PPCHAMELEONEVB 1 /* ...on a PPChameleonEVB board */
49
50#define CONFIG_BOARD_PRE_INIT 1 /* call board_pre_init() */
51#define CONFIG_MISC_INIT_R 1 /* call misc_init_r() */
52
53#define CONFIG_SYS_CLK_FREQ 33333333 /* external frequency to pll */
54
wdenk232fe0b2003-09-02 22:48:03 +000055#define CONFIG_BAUDRATE 115200
wdenka4685fe2003-09-03 14:03:26 +000056#define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */
wdenk232fe0b2003-09-02 22:48:03 +000057
wdenk232fe0b2003-09-02 22:48:03 +000058#undef CONFIG_BOOTARGS
wdenk232fe0b2003-09-02 22:48:03 +000059
wdenkbd08bc42003-09-13 19:13:29 +000060/* Ethernet stuff */
61#define CONFIG_ENV_OVERWRITE /* Let the user to change the Ethernet MAC addresses */
62#define CONFIG_ETHADDR 00:50:c2:1e:af:fe
63#define CONFIG_ETH1ADDR 00:50:c2:1e:af:fd
wdenk232fe0b2003-09-02 22:48:03 +000064
65#define CONFIG_LOADS_ECHO 1 /* echo on for serial download */
66#define CFG_LOADS_BAUD_CHANGE 1 /* allow baudrate change */
67
wdenk232fe0b2003-09-02 22:48:03 +000068
69#undef CONFIG_EXT_PHY
wdenka4685fe2003-09-03 14:03:26 +000070
wdenk232fe0b2003-09-02 22:48:03 +000071#define CONFIG_MII 1 /* MII PHY management */
72#ifndef CONFIG_EXT_PHY
73#define CONFIG_PHY_ADDR 1 /* PHY address */
74#else
75#define CONFIG_PHY_ADDR 2 /* PHY address */
76#endif
77#define CONFIG_PHY_CLK_FREQ EMAC_STACR_CLK_66MHZ
78
wdenk232fe0b2003-09-02 22:48:03 +000079#define CONFIG_COMMANDS ( CONFIG_CMD_DFL | \
wdenk232fe0b2003-09-02 22:48:03 +000080 CFG_CMD_DATE | \
wdenk232fe0b2003-09-02 22:48:03 +000081 CFG_CMD_ELF | \
wdenka4685fe2003-09-03 14:03:26 +000082 CFG_CMD_EEPROM | \
wdenk232fe0b2003-09-02 22:48:03 +000083 CFG_CMD_I2C | \
wdenka4685fe2003-09-03 14:03:26 +000084 CFG_CMD_IRQ | \
85 CFG_CMD_MII | \
86 CFG_CMD_NAND )
wdenk232fe0b2003-09-02 22:48:03 +000087
88#define CONFIG_MAC_PARTITION
89#define CONFIG_DOS_PARTITION
90
91/* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */
92#include <cmd_confdefs.h>
93
94#undef CONFIG_WATCHDOG /* watchdog disabled */
95
96#define CONFIG_RTC_MC146818 /* DS1685 is MC146818 compatible*/
97#define CFG_RTC_REG_BASE_ADDR 0xF0000500 /* RTC Base Address */
98
99#define CONFIG_SDRAM_BANK0 1 /* init onboard SDRAM bank 0 */
100
101/*
102 * Miscellaneous configurable options
103 */
104#define CFG_LONGHELP /* undef to save memory */
wdenka4685fe2003-09-03 14:03:26 +0000105#define CFG_PROMPT "=> " /* Monitor Command Prompt */
wdenk232fe0b2003-09-02 22:48:03 +0000106
107#undef CFG_HUSH_PARSER /* use "hush" command parser */
108#ifdef CFG_HUSH_PARSER
109#define CFG_PROMPT_HUSH_PS2 "> "
110#endif
111
112#if (CONFIG_COMMANDS & CFG_CMD_KGDB)
113#define CFG_CBSIZE 1024 /* Console I/O Buffer Size */
114#else
115#define CFG_CBSIZE 256 /* Console I/O Buffer Size */
116#endif
117#define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print Buffer Size */
118#define CFG_MAXARGS 16 /* max number of command args */
119#define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */
120
121#define CFG_DEVICE_NULLDEV 1 /* include nulldev device */
122
123#define CFG_CONSOLE_INFO_QUIET 1 /* don't print console @ startup*/
124
125#define CFG_MEMTEST_START 0x0400000 /* memtest works on */
126#define CFG_MEMTEST_END 0x0C00000 /* 4 ... 12 MB in DRAM */
127
128#undef CFG_EXT_SERIAL_CLOCK /* no external serial clock used */
129#define CFG_IGNORE_405_UART_ERRATA_59 /* ignore ppc405gp errata #59 */
130#define CFG_BASE_BAUD 691200
131
132/* The following table includes the supported baudrates */
133#define CFG_BAUDRATE_TABLE \
134 { 300, 600, 1200, 2400, 4800, 9600, 19200, 38400, \
135 57600, 115200, 230400, 460800, 921600 }
136
137#define CFG_LOAD_ADDR 0x100000 /* default load address */
138#define CFG_EXTBDINFO 1 /* To use extended board_into (bd_t) */
139
140#define CFG_HZ 1000 /* decrementer freq: 1 ms ticks */
141
142#define CONFIG_ZERO_BOOTDELAY_CHECK /* check for keypress on bootdelay==0 */
143
144/*-----------------------------------------------------------------------
145 * NAND-FLASH stuff
146 *-----------------------------------------------------------------------
147 */
148#define CFG_NAND0_BASE 0xFF400000
149#define CFG_NAND1_BASE 0xFF000000
150
151#define CFG_MAX_NAND_DEVICE 2 /* Max number of NAND devices */
152#define SECTORSIZE 512
153
154#define ADDR_COLUMN 1
155#define ADDR_PAGE 2
156#define ADDR_COLUMN_PAGE 3
157
158#define NAND_ChipID_UNKNOWN 0x00
159#define NAND_MAX_FLOORS 1
160#define NAND_MAX_CHIPS 1
161
162#define CFG_NAND0_CE (0x80000000 >> 1) /* our CE is GPIO1 */
163#define CFG_NAND0_CLE (0x80000000 >> 2) /* our CLE is GPIO2 */
164#define CFG_NAND0_ALE (0x80000000 >> 3) /* our ALE is GPIO3 */
165#define CFG_NAND0_RDY (0x80000000 >> 4) /* our RDY is GPIO4 */
166
167#define CFG_NAND1_CE (0x80000000 >> 14) /* our CE is GPIO14 */
168#define CFG_NAND1_CLE (0x80000000 >> 15) /* our CLE is GPIO15 */
169#define CFG_NAND1_ALE (0x80000000 >> 16) /* our ALE is GPIO16 */
170#define CFG_NAND1_RDY (0x80000000 >> 31) /* our RDY is GPIO31 */
171
172
173#define NAND_DISABLE_CE(nand) do \
174{ \
175 switch((unsigned long)(((struct nand_chip *)nand)->IO_ADDR)) \
176 { \
177 case CFG_NAND0_BASE: \
178 out32(GPIO0_OR, in32(GPIO0_OR) | CFG_NAND0_CE); \
179 break; \
180 case CFG_NAND1_BASE: \
181 out32(GPIO0_OR, in32(GPIO0_OR) | CFG_NAND1_CE); \
182 break; \
183 } \
184} while(0)
185
186#define NAND_ENABLE_CE(nand) do \
187{ \
188 switch((unsigned long)(((struct nand_chip *)nand)->IO_ADDR)) \
189 { \
190 case CFG_NAND0_BASE: \
191 out32(GPIO0_OR, in32(GPIO0_OR) & ~CFG_NAND0_CE); \
192 break; \
193 case CFG_NAND1_BASE: \
194 out32(GPIO0_OR, in32(GPIO0_OR) & ~CFG_NAND1_CE); \
195 break; \
196 } \
197} while(0)
198
199
200
201#define NAND_CTL_CLRALE(nandptr) do \
202{ \
203 switch((unsigned long)nandptr) \
204 { \
205 case CFG_NAND0_BASE: \
206 out32(GPIO0_OR, in32(GPIO0_OR) & ~CFG_NAND0_ALE); \
207 break; \
208 case CFG_NAND1_BASE: \
209 out32(GPIO0_OR, in32(GPIO0_OR) & ~CFG_NAND1_ALE); \
210 break; \
211 } \
212} while(0)
213
214#define NAND_CTL_SETALE(nandptr) do \
215{ \
216 switch((unsigned long)nandptr) \
217 { \
218 case CFG_NAND0_BASE: \
219 out32(GPIO0_OR, in32(GPIO0_OR) | CFG_NAND0_ALE); \
220 break; \
221 case CFG_NAND1_BASE: \
222 out32(GPIO0_OR, in32(GPIO0_OR) | CFG_NAND1_ALE); \
223 break; \
224 } \
225} while(0)
226
227#define NAND_CTL_CLRCLE(nandptr) do \
228{ \
229 switch((unsigned long)nandptr) \
230 { \
231 case CFG_NAND0_BASE: \
232 out32(GPIO0_OR, in32(GPIO0_OR) & ~CFG_NAND0_CLE); \
233 break; \
234 case CFG_NAND1_BASE: \
235 out32(GPIO0_OR, in32(GPIO0_OR) & ~CFG_NAND1_CLE); \
236 break; \
237 } \
238} while(0)
239
240#define NAND_CTL_SETCLE(nandptr) do { \
241 switch((unsigned long)nandptr) { \
242 case CFG_NAND0_BASE: \
243 out32(GPIO0_OR, in32(GPIO0_OR) | CFG_NAND0_CLE); \
244 break; \
245 case CFG_NAND1_BASE: \
246 out32(GPIO0_OR, in32(GPIO0_OR) | CFG_NAND1_CLE); \
247 break; \
248 } \
249} while(0)
250
251#define NAND_WAIT_READY(nand) do { \
252 ulong mask = 0; \
253 switch ((ulong)(((struct nand_chip *)nand)->IO_ADDR)) { \
254 case CFG_NAND0_BASE: \
255 mask = CFG_NAND0_RDY; \
256 break; \
257 case CFG_NAND1_BASE: \
258 mask = CFG_NAND1_RDY; \
259 break; \
260 } \
261 while (!(in32(GPIO0_IR) & mask)) \
262 ; \
263} while (0)
264
265#define WRITE_NAND_COMMAND(d, adr) do{ *(volatile __u8 *)((unsigned long)adr) = (__u8)(d); } while(0)
266#define WRITE_NAND_ADDRESS(d, adr) do{ *(volatile __u8 *)((unsigned long)adr) = (__u8)(d); } while(0)
267#define WRITE_NAND(d, adr) do{ *(volatile __u8 *)((unsigned long)adr) = (__u8)d; } while(0)
268#define READ_NAND(adr) ((volatile unsigned char)(*(volatile __u8 *)(unsigned long)adr))
269
270/*-----------------------------------------------------------------------
271 * PCI stuff
272 *-----------------------------------------------------------------------
273 */
274#define PCI_HOST_ADAPTER 0 /* configure as pci adapter */
275#define PCI_HOST_FORCE 1 /* configure as pci host */
276#define PCI_HOST_AUTO 2 /* detected via arbiter enable */
277
278#define CONFIG_PCI /* include pci support */
279#define CONFIG_PCI_HOST PCI_HOST_HOST /* select pci host function */
280#undef CONFIG_PCI_PNP /* do pci plug-and-play */
281 /* resource configuration */
282
283#define CONFIG_PCI_SCAN_SHOW /* print pci devices @ startup */
284
285#define CFG_PCI_SUBSYS_VENDORID 0x12FE /* PCI Vendor ID: esd gmbh */
286#define CFG_PCI_SUBSYS_DEVICEID 0x0405 /* PCI Device ID: CPCI-405 */
287#define CFG_PCI_CLASSCODE 0x0b20 /* PCI Class Code: Processor/PPC*/
288#define CFG_PCI_PTM1LA 0x00000000 /* point to sdram */
289#define CFG_PCI_PTM1MS 0xfc000001 /* 64MB, enable hard-wired to 1 */
290#define CFG_PCI_PTM1PCI 0x00000000 /* Host: use this pci address */
291#define CFG_PCI_PTM2LA 0xffc00000 /* point to flash */
292#define CFG_PCI_PTM2MS 0xffc00001 /* 4MB, enable */
293#define CFG_PCI_PTM2PCI 0x04000000 /* Host: use this pci address */
294
295/*-----------------------------------------------------------------------
296 * Start addresses for the final memory configuration
297 * (Set up by the startup code)
298 * Please note that CFG_SDRAM_BASE _must_ start at 0
299 */
300#define CFG_SDRAM_BASE 0x00000000
301#define CFG_FLASH_BASE 0xFFFC0000
302#define CFG_MONITOR_BASE CFG_FLASH_BASE
303#define CFG_MONITOR_LEN (256 * 1024) /* Reserve 256 kB for Monitor */
304#define CFG_MALLOC_LEN (256 * 1024) /* Reserve 256 kB for malloc() */
305
306/*
307 * For booting Linux, the board info and command line data
308 * have to be in the first 8 MB of memory, since this is
309 * the maximum mapped by the Linux kernel during initialization.
310 */
311#define CFG_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
312/*-----------------------------------------------------------------------
313 * FLASH organization
314 */
315#define CFG_MAX_FLASH_BANKS 1 /* max number of memory banks */
316#define CFG_MAX_FLASH_SECT 256 /* max number of sectors on one chip */
317
318#define CFG_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase (in ms) */
319#define CFG_FLASH_WRITE_TOUT 1000 /* Timeout for Flash Write (in ms) */
320
321#define CFG_FLASH_WORD_SIZE unsigned short /* flash word size (width) */
322#define CFG_FLASH_ADDR0 0x5555 /* 1st address for flash config cycles */
323#define CFG_FLASH_ADDR1 0x2AAA /* 2nd address for flash config cycles */
324/*
325 * The following defines are added for buggy IOP480 byte interface.
326 * All other boards should use the standard values (CPCI405 etc.)
327 */
328#define CFG_FLASH_READ0 0x0000 /* 0 is standard */
329#define CFG_FLASH_READ1 0x0001 /* 1 is standard */
330#define CFG_FLASH_READ2 0x0002 /* 2 is standard */
331
332#define CFG_FLASH_EMPTY_INFO /* print 'E' for empty sector on flinfo */
333
334#if 0 /* test-only */
335#define CFG_JFFS2_FIRST_BANK 0 /* use for JFFS2 */
336#define CFG_JFFS2_NUM_BANKS 1 /* ! second bank contains U-Boot */
337#endif
338
339/*-----------------------------------------------------------------------
340 * Environment Variable setup
341 */
342#define CFG_ENV_IS_IN_EEPROM 1 /* use EEPROM for environment vars */
343#define CFG_ENV_OFFSET 0x100 /* environment starts at the beginning of the EEPROM */
344#define CFG_ENV_SIZE 0x700 /* 2048 bytes may be used for env vars*/
345 /* total size of a CAT24WC16 is 2048 bytes */
346
347#define CFG_NVRAM_BASE_ADDR 0xF0000500 /* NVRAM base address */
348#define CFG_NVRAM_SIZE 242 /* NVRAM size */
349
350/*-----------------------------------------------------------------------
351 * I2C EEPROM (CAT24WC16) for environment
352 */
353#define CONFIG_HARD_I2C /* I2c with hardware support */
354#define CFG_I2C_SPEED 400000 /* I2C speed and slave address */
355#define CFG_I2C_SLAVE 0x7F
356
357#define CFG_I2C_EEPROM_ADDR 0x50 /* EEPROM CAT28WC08 */
358#define CFG_I2C_EEPROM_ADDR_LEN 1 /* Bytes of address */
359/* mask of address bits that overflow into the "EEPROM chip address" */
360/*#define CFG_I2C_EEPROM_ADDR_OVERFLOW 0x07*/
361#define CFG_EEPROM_PAGE_WRITE_BITS 4 /* The Catalyst CAT24WC08 has */
362 /* 16 byte page write mode using*/
363 /* last 4 bits of the address */
364#define CFG_EEPROM_PAGE_WRITE_DELAY_MS 10 /* and takes up to 10 msec */
365#define CFG_EEPROM_PAGE_WRITE_ENABLE
366
367/*-----------------------------------------------------------------------
368 * Cache Configuration
369 */
370#define CFG_DCACHE_SIZE 16384 /* For IBM 405 CPUs, older 405 ppc's */
371 /* have only 8kB, 16kB is save here */
372#define CFG_CACHELINE_SIZE 32 /* ... */
373#if (CONFIG_COMMANDS & CFG_CMD_KGDB)
374#define CFG_CACHELINE_SHIFT 5 /* log base 2 of the above value */
375#endif
376
377/*
378 * Init Memory Controller:
379 *
380 * BR0/1 and OR0/1 (FLASH)
381 */
382
383#define FLASH_BASE0_PRELIM 0xFFC00000 /* FLASH bank #0 */
384
385/*-----------------------------------------------------------------------
386 * External Bus Controller (EBC) Setup
387 */
388
389/* Memory Bank 0 (Flash Bank 0, NOR-FLASH) initialization */
390#define CFG_EBC_PB0AP 0x92015480
391#define CFG_EBC_PB0CR 0xFFC5A000 /* BAS=0xFFC,BS=4MB,BU=R/W,BW=16bit */
392
393/* Memory Bank 1 (External SRAM) initialization */
394/* Since this must replace NOR Flash, we use the same settings for CS0 */
395#define CFG_EBC_PB1AP 0x92015480
396#define CFG_EBC_PB1CR 0xFF85A000 /* BAS=0xFF8,BS=4MB,BU=R/W,BW=8bit */
397
398/* Memory Bank 2 (Flash Bank 1, NAND-FLASH) initialization */
399#define CFG_EBC_PB2AP 0x92015480
400#define CFG_EBC_PB2CR 0xFF458000 /* BAS=0xFF4,BS=4MB,BU=R/W,BW=8bit */
401
402/* Memory Bank 3 (Flash Bank 2, NAND-FLASH) initialization */
403#define CFG_EBC_PB3AP 0x92015480
404#define CFG_EBC_PB3CR 0xFF058000 /* BAS=0xFF0,BS=4MB,BU=R/W,BW=8bit */
405
406
407#if 0 /* Roese */
408/* Memory Bank 1 (Flash Bank 1, NAND-FLASH) initialization */
409#define CFG_EBC_PB1AP 0x92015480
410#define CFG_EBC_PB1CR 0xFF858000 /* BAS=0xFF8,BS=4MB,BU=R/W,BW=8bit */
411
412/* Memory Bank 2 (CAN0, 1) initialization */
413#define CFG_EBC_PB2AP 0x010053C0 /* BWT=2,WBN=1,WBF=1,TH=1,RE=1,SOR=1,BEM=1 */
414#define CFG_EBC_PB2CR 0xF0018000 /* BAS=0xF00,BS=1MB,BU=R/W,BW=8bit */
415
416/* Memory Bank 3 (CompactFlash IDE) initialization */
417#define CFG_EBC_PB3AP 0x010053C0 /* BWT=2,WBN=1,WBF=1,TH=1,RE=1,SOR=1,BEM=1 */
418#define CFG_EBC_PB3CR 0xF011A000 /* BAS=0xF01,BS=1MB,BU=R/W,BW=16bit */
419
420/* Memory Bank 4 (NVRAM/RTC) initialization */
421#define CFG_EBC_PB4AP 0x01005280 /* TWT=2,WBN=1,WBF=1,TH=1,SOR=1 */
422#define CFG_EBC_PB4CR 0xF0218000 /* BAS=0xF02,BS=1MB,BU=R/W,BW=8bit */
423#endif
424
425/*-----------------------------------------------------------------------
426 * FPGA stuff
427 */
428/* FPGA internal regs */
429#define CFG_FPGA_MODE 0x00
430#define CFG_FPGA_STATUS 0x02
431#define CFG_FPGA_TS 0x04
432#define CFG_FPGA_TS_LOW 0x06
433#define CFG_FPGA_TS_CAP0 0x10
434#define CFG_FPGA_TS_CAP0_LOW 0x12
435#define CFG_FPGA_TS_CAP1 0x14
436#define CFG_FPGA_TS_CAP1_LOW 0x16
437#define CFG_FPGA_TS_CAP2 0x18
438#define CFG_FPGA_TS_CAP2_LOW 0x1a
439#define CFG_FPGA_TS_CAP3 0x1c
440#define CFG_FPGA_TS_CAP3_LOW 0x1e
441
442/* FPGA Mode Reg */
443#define CFG_FPGA_MODE_CF_RESET 0x0001
444#define CFG_FPGA_MODE_TS_IRQ_ENABLE 0x0100
445#define CFG_FPGA_MODE_TS_IRQ_CLEAR 0x1000
446#define CFG_FPGA_MODE_TS_CLEAR 0x2000
447
448/* FPGA Status Reg */
449#define CFG_FPGA_STATUS_DIP0 0x0001
450#define CFG_FPGA_STATUS_DIP1 0x0002
451#define CFG_FPGA_STATUS_DIP2 0x0004
452#define CFG_FPGA_STATUS_FLASH 0x0008
453#define CFG_FPGA_STATUS_TS_IRQ 0x1000
454
455#define CFG_FPGA_SPARTAN2 1 /* using Xilinx Spartan 2 now */
456#define CFG_FPGA_MAX_SIZE 128*1024 /* 128kByte is enough for XC2S50E*/
457
458/* FPGA program pin configuration */
459#define CFG_FPGA_PRG 0x04000000 /* FPGA program pin (ppc output) */
460#define CFG_FPGA_CLK 0x02000000 /* FPGA clk pin (ppc output) */
461#define CFG_FPGA_DATA 0x01000000 /* FPGA data pin (ppc output) */
462#define CFG_FPGA_INIT 0x00010000 /* FPGA init pin (ppc input) */
463#define CFG_FPGA_DONE 0x00008000 /* FPGA done pin (ppc input) */
464
465/*-----------------------------------------------------------------------
466 * Definitions for initial stack pointer and data area (in data cache)
467 */
468#if 0 /* test-only */
469#define CFG_INIT_DCACHE_CS 4 /* use cs # 4 for data cache memory */
470
471#define CFG_INIT_RAM_ADDR 0x40000000 /* use data cache */
472#define CFG_INIT_RAM_END 0x2000 /* End of used area in RAM */
473#else
474/* use on chip memory ( OCM ) for temperary stack until sdram is tested */
475#define CFG_TEMP_STACK_OCM 1
476
477/* On Chip Memory location */
478#define CFG_OCM_DATA_ADDR 0xF8000000
479#define CFG_OCM_DATA_SIZE 0x1000
480#define CFG_INIT_RAM_ADDR CFG_OCM_DATA_ADDR /* inside of SDRAM */
481#define CFG_INIT_RAM_END CFG_OCM_DATA_SIZE /* End of used area in RAM */
482#endif
483
484#define CFG_GBL_DATA_SIZE 128 /* size in bytes reserved for initial data */
485#define CFG_GBL_DATA_OFFSET (CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE)
486#define CFG_INIT_SP_OFFSET CFG_GBL_DATA_OFFSET
487
488/*-----------------------------------------------------------------------
489 * Definitions for GPIO setup (PPC405EP specific)
490 *
491 * GPIO0[0] - External Bus Controller BLAST output
492 * GPIO0[1-9] - Instruction trace outputs -> GPIO
493 * GPIO0[10-13] - External Bus Controller CS_1 - CS_4 outputs
494 * GPIO0[14-16] - External Bus Controller ABUS3-ABUS5 outputs -> GPIO
495 * GPIO0[17-23] - External Interrupts IRQ0 - IRQ6 inputs
496 * GPIO0[24-27] - UART0 control signal inputs/outputs
497 * GPIO0[28-29] - UART1 data signal input/output
498 * GPIO0[30] - EMAC0 input
499 * GPIO0[31] - EMAC1 reject packet as output
500 */
501#define CFG_GPIO0_OSRH 0x40000550
502#define CFG_GPIO0_OSRL 0x00000110
503#define CFG_GPIO0_ISR1H 0x00000000
504/*#define CFG_GPIO0_ISR1L 0x15555445*/
505#define CFG_GPIO0_ISR1L 0x15555444
506#define CFG_GPIO0_TSRH 0x00000000
507#define CFG_GPIO0_TSRL 0x00000000
508#define CFG_GPIO0_TCR 0xF7FF8014
509
510/*
511 * Internal Definitions
512 *
513 * Boot Flags
514 */
515#define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */
516#define BOOTFLAG_WARM 0x02 /* Software reboot */
517
518#if 1 /* test-only */
519#define CONFIG_NO_SERIAL_EEPROM
520/*#undef CONFIG_NO_SERIAL_EEPROM*/
wdenkbd08bc42003-09-13 19:13:29 +0000521/*--------------------------------------------------------------------*/
wdenk232fe0b2003-09-02 22:48:03 +0000522#ifdef CONFIG_NO_SERIAL_EEPROM
523
524
525/*
wdenkbd08bc42003-09-13 19:13:29 +0000526!-----------------------------------------------------------------------
wdenk232fe0b2003-09-02 22:48:03 +0000527! Defines for entry options.
528! Note: Because the 405EP SDRAM controller does not support ECC, ECC DIMMs that
529! are plugged in the board will be utilized as non-ECC DIMMs.
wdenkbd08bc42003-09-13 19:13:29 +0000530!-----------------------------------------------------------------------
wdenk232fe0b2003-09-02 22:48:03 +0000531*/
532#undef AUTO_MEMORY_CONFIG
533#define DIMM_READ_ADDR 0xAB
534#define DIMM_WRITE_ADDR 0xAA
535
536
537#define CPC0_PLLMR0 (CNTRL_DCR_BASE+0x0) /* PLL mode 0 register */
538#define CPC0_BOOT (CNTRL_DCR_BASE+0x1) /* Chip Clock Status register */
539#define CPC0_CR1 (CNTRL_DCR_BASE+0x2) /* Chip Control 1 register */
540#define CPC0_EPRCSR (CNTRL_DCR_BASE+0x3) /* EMAC PHY Rcv Clk Src register*/
541#define CPC0_PLLMR1 (CNTRL_DCR_BASE+0x4) /* PLL mode 1 register */
542#define CPC0_UCR (CNTRL_DCR_BASE+0x5) /* UART Control register */
543#define CPC0_SRR (CNTRL_DCR_BASE+0x6) /* Soft Reset register */
544#define CPC0_JTAGID (CNTRL_DCR_BASE+0x7) /* JTAG ID register */
545#define CPC0_SPARE (CNTRL_DCR_BASE+0x8) /* Spare DCR */
546#define CPC0_PCI (CNTRL_DCR_BASE+0x9) /* PCI Control register */
547
548/* Defines for CPC0_PLLMR1 Register fields */
549#define PLL_ACTIVE 0x80000000
550#define CPC0_PLLMR1_SSCS 0x80000000
551#define PLL_RESET 0x40000000
552#define CPC0_PLLMR1_PLLR 0x40000000
553 /* Feedback multiplier */
554#define PLL_FBKDIV 0x00F00000
555#define CPC0_PLLMR1_FBDV 0x00F00000
556#define PLL_FBKDIV_16 0x00000000
557#define PLL_FBKDIV_1 0x00100000
558#define PLL_FBKDIV_2 0x00200000
559#define PLL_FBKDIV_3 0x00300000
560#define PLL_FBKDIV_4 0x00400000
561#define PLL_FBKDIV_5 0x00500000
562#define PLL_FBKDIV_6 0x00600000
563#define PLL_FBKDIV_7 0x00700000
564#define PLL_FBKDIV_8 0x00800000
565#define PLL_FBKDIV_9 0x00900000
566#define PLL_FBKDIV_10 0x00A00000
567#define PLL_FBKDIV_11 0x00B00000
568#define PLL_FBKDIV_12 0x00C00000
569#define PLL_FBKDIV_13 0x00D00000
570#define PLL_FBKDIV_14 0x00E00000
571#define PLL_FBKDIV_15 0x00F00000
572 /* Forward A divisor */
573#define PLL_FWDDIVA 0x00070000
574#define CPC0_PLLMR1_FWDVA 0x00070000
575#define PLL_FWDDIVA_8 0x00000000
576#define PLL_FWDDIVA_7 0x00010000
577#define PLL_FWDDIVA_6 0x00020000
578#define PLL_FWDDIVA_5 0x00030000
579#define PLL_FWDDIVA_4 0x00040000
580#define PLL_FWDDIVA_3 0x00050000
581#define PLL_FWDDIVA_2 0x00060000
582#define PLL_FWDDIVA_1 0x00070000
583 /* Forward B divisor */
584#define PLL_FWDDIVB 0x00007000
585#define CPC0_PLLMR1_FWDVB 0x00007000
586#define PLL_FWDDIVB_8 0x00000000
587#define PLL_FWDDIVB_7 0x00001000
588#define PLL_FWDDIVB_6 0x00002000
589#define PLL_FWDDIVB_5 0x00003000
590#define PLL_FWDDIVB_4 0x00004000
591#define PLL_FWDDIVB_3 0x00005000
592#define PLL_FWDDIVB_2 0x00006000
593#define PLL_FWDDIVB_1 0x00007000
594 /* PLL tune bits */
595#define PLL_TUNE_MASK 0x000003FF
596#define PLL_TUNE_2_M_3 0x00000133 /* 2 <= M <= 3 */
597#define PLL_TUNE_4_M_6 0x00000134 /* 3 < M <= 6 */
598#define PLL_TUNE_7_M_10 0x00000138 /* 6 < M <= 10 */
599#define PLL_TUNE_11_M_14 0x0000013C /* 10 < M <= 14 */
600#define PLL_TUNE_15_M_40 0x0000023E /* 14 < M <= 40 */
601#define PLL_TUNE_VCO_LOW 0x00000000 /* 500MHz <= VCO <= 800MHz */
602#define PLL_TUNE_VCO_HI 0x00000080 /* 800MHz < VCO <= 1000MHz */
603
604/* Defines for CPC0_PLLMR0 Register fields */
605 /* CPU divisor */
606#define PLL_CPUDIV 0x00300000
607#define CPC0_PLLMR0_CCDV 0x00300000
608#define PLL_CPUDIV_1 0x00000000
609#define PLL_CPUDIV_2 0x00100000
610#define PLL_CPUDIV_3 0x00200000
611#define PLL_CPUDIV_4 0x00300000
612 /* PLB divisor */
613#define PLL_PLBDIV 0x00030000
614#define CPC0_PLLMR0_CBDV 0x00030000
615#define PLL_PLBDIV_1 0x00000000
616#define PLL_PLBDIV_2 0x00010000
617#define PLL_PLBDIV_3 0x00020000
618#define PLL_PLBDIV_4 0x00030000
619 /* OPB divisor */
620#define PLL_OPBDIV 0x00003000
621#define CPC0_PLLMR0_OPDV 0x00003000
622#define PLL_OPBDIV_1 0x00000000
623#define PLL_OPBDIV_2 0x00001000
624#define PLL_OPBDIV_3 0x00002000
625#define PLL_OPBDIV_4 0x00003000
626 /* EBC divisor */
627#define PLL_EXTBUSDIV 0x00000300
628#define CPC0_PLLMR0_EPDV 0x00000300
629#define PLL_EXTBUSDIV_2 0x00000000
630#define PLL_EXTBUSDIV_3 0x00000100
631#define PLL_EXTBUSDIV_4 0x00000200
632#define PLL_EXTBUSDIV_5 0x00000300
633 /* MAL divisor */
634#define PLL_MALDIV 0x00000030
635#define CPC0_PLLMR0_MPDV 0x00000030
636#define PLL_MALDIV_1 0x00000000
637#define PLL_MALDIV_2 0x00000010
638#define PLL_MALDIV_3 0x00000020
639#define PLL_MALDIV_4 0x00000030
640 /* PCI divisor */
641#define PLL_PCIDIV 0x00000003
642#define CPC0_PLLMR0_PPFD 0x00000003
643#define PLL_PCIDIV_1 0x00000000
644#define PLL_PCIDIV_2 0x00000001
645#define PLL_PCIDIV_3 0x00000002
646#define PLL_PCIDIV_4 0x00000003
647
648/*
wdenkbd08bc42003-09-13 19:13:29 +0000649!-----------------------------------------------------------------------
wdenk232fe0b2003-09-02 22:48:03 +0000650! PLL settings for 266MHz CPU, 133MHz PLB/SDRAM, 66MHz EBC, 33MHz PCI,
651! assuming a 33.3MHz input clock to the 405EP.
wdenkbd08bc42003-09-13 19:13:29 +0000652!-----------------------------------------------------------------------
wdenk232fe0b2003-09-02 22:48:03 +0000653*/
654#define PLLMR0_133_66_66_33 (PLL_CPUDIV_1 | PLL_PLBDIV_1 | \
655 PLL_OPBDIV_2 | PLL_EXTBUSDIV_4 | \
656 PLL_MALDIV_1 | PLL_PCIDIV_4)
657#define PLLMR1_133_66_66_33 (PLL_FBKDIV_4 | \
658 PLL_FWDDIVA_6 | PLL_FWDDIVB_6 | \
659 PLL_TUNE_15_M_40 | PLL_TUNE_VCO_LOW)
660#define PLLMR0_200_100_50_33 (PLL_CPUDIV_1 | PLL_PLBDIV_2 | \
661 PLL_OPBDIV_2 | PLL_EXTBUSDIV_3 | \
662 PLL_MALDIV_1 | PLL_PCIDIV_4)
663#define PLLMR1_200_100_50_33 (PLL_FBKDIV_6 | \
664 PLL_FWDDIVA_4 | PLL_FWDDIVB_4 | \
665 PLL_TUNE_15_M_40 | PLL_TUNE_VCO_LOW)
666#define PLLMR0_266_133_66_33 (PLL_CPUDIV_1 | PLL_PLBDIV_2 | \
667 PLL_OPBDIV_2 | PLL_EXTBUSDIV_4 | \
668 PLL_MALDIV_1 | PLL_PCIDIV_4)
669#define PLLMR1_266_133_66_33 (PLL_FBKDIV_8 | \
670 PLL_FWDDIVA_3 | PLL_FWDDIVB_3 | \
671 PLL_TUNE_15_M_40 | PLL_TUNE_VCO_LOW)
672#if 0 /* test-only */
673#define PLLMR0_DEFAULT PLLMR0_266_133_66_33
674#define PLLMR1_DEFAULT PLLMR1_266_133_66_33
675#endif
676#if 0 /* test-only */
677#define PLLMR0_DEFAULT PLLMR0_200_100_50_33
678#define PLLMR1_DEFAULT PLLMR1_200_100_50_33
679#endif
680#if 1 /* test-only */
681#define PLLMR0_DEFAULT PLLMR0_133_66_66_33
682#define PLLMR1_DEFAULT PLLMR1_133_66_66_33
683#endif
684
685#endif
686#endif
687
688#endif /* __CONFIG_H */