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wdenk10767cc2004-05-13 13:23:58 +00001/*
2 * (C) Copyright 2004 DENX Software Engineering,
3 * Wolfgang Grandegger <wg@denx.de>
4 * (C) Copyright 2003
5 * DAVE Srl
6 *
7 * http://www.dave-tech.it
8 * http://www.wawnet.biz
9 * mailto:info@wawnet.biz
10 *
11 * Credits: Stefan Roese, Wolfgang Denk
12 *
13 * This program is free software; you can redistribute it and/or
14 * modify it under the terms of the GNU General Public License as
15 * published by the Free Software Foundation; either version 2 of
16 * the License, or (at your option) any later version.
17 *
18 * This program is distributed in the hope that it will be useful,
19 * but WITHOUT ANY WARRANTY; without even the implied warranty of
20 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
21 * GNU General Public License for more details.
22 *
23 * You should have received a copy of the GNU General Public License
24 * along with this program; if not, write to the Free Software
25 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
26 * MA 02111-1307 USA
27 */
28
29/*
30 * board/config.h - configuration options, board specific
31 */
32
33#ifndef __CONFIG_H
34#define __CONFIG_H
35
36#define CONFIG_PPCHAMELEON_MODULE_BA 0 /* Basic Model */
37#define CONFIG_PPCHAMELEON_MODULE_ME 1 /* Medium Model */
38#define CONFIG_PPCHAMELEON_MODULE_HI 2 /* High-End Model */
39#ifndef CONFIG_PPCHAMELEON_MODULE_MODEL
40#define CONFIG_PPCHAMELEON_MODULE_MODEL CONFIG_PPCHAMELEON_MODULE_BA
41#endif
42
43/*
44 * Debug stuff
45 */
46#undef __DEBUG_START_FROM_SRAM__
47#define __DISABLE_MACHINE_EXCEPTION__
48
49#ifdef __DEBUG_START_FROM_SRAM__
50#define CFG_DUMMY_FLASH_SIZE 1024*1024*4
51#endif
52
53/*
54 * High Level Configuration Options
55 * (easy to change)
56 */
57
58#define CONFIG_405EP 1 /* This is a PPC405 CPU */
59#define CONFIG_4xx 1 /* ...member of PPC4xx family */
60#define CONFIG_PPCHAMELEONEVB 1 /* ...on a PPChameleonEVB board */
61
62#define CONFIG_BOARD_EARLY_INIT_F 1 /* call board_early_init_f() */
63#define CONFIG_MISC_INIT_R 1 /* call misc_init_r() */
64
65#define CONFIG_SYS_CLK_FREQ 33333333 /* external frequency to pll */
66
67#define CONFIG_UART1_CONSOLE 1 /* Use second UART */
68#define CONFIG_BAUDRATE 115200
69#define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */
70
71#undef CONFIG_BOOTARGS
72
73/* Ethernet stuff */
74#define CONFIG_ENV_OVERWRITE /* Let the user to change the Ethernet MAC addresses */
75#define CONFIG_ETHADDR 00:50:C2:1E:AF:FC
76#define CONFIG_ETH1ADDR 00:50:C2:1E:AF:FB
77
78#define CONFIG_LOADS_ECHO 1 /* echo on for serial download */
79#define CFG_LOADS_BAUD_CHANGE 1 /* allow baudrate change */
80
81
82#undef CONFIG_EXT_PHY
83
84#define CONFIG_MII 1 /* MII PHY management */
85#ifndef CONFIG_EXT_PHY
86#define CONFIG_PHY_ADDR 1 /* PHY address */
87#else
88#define CONFIG_PHY_ADDR 2 /* PHY address */
89#endif
90#define CONFIG_PHY_CLK_FREQ EMAC_STACR_CLK_66MHZ
91
92#define CONFIG_COMMANDS ( CONFIG_CMD_DFL | \
93 CFG_CMD_DATE | \
94 CFG_CMD_ELF | \
95 CFG_CMD_EEPROM | \
96 CFG_CMD_I2C | \
97 CFG_CMD_IRQ | \
98 CFG_CMD_MII | \
99 CFG_CMD_NAND | \
100 CFG_CMD_JFFS2)
101
102#define CONFIG_MAC_PARTITION
103#define CONFIG_DOS_PARTITION
104
105/* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */
106#include <cmd_confdefs.h>
107
108#undef CONFIG_WATCHDOG /* watchdog disabled */
109
110#define CONFIG_RTC_MC146818 /* DS1685 is MC146818 compatible*/
111#define CFG_RTC_REG_BASE_ADDR 0xF0000500 /* RTC Base Address */
112
113#define CONFIG_SDRAM_BANK0 1 /* init onboard SDRAM bank 0 */
114
115/*
116 * Miscellaneous configurable options
117 */
118#define CFG_LONGHELP /* undef to save memory */
119#define CFG_PROMPT "=> " /* Monitor Command Prompt */
120
121#undef CFG_HUSH_PARSER /* use "hush" command parser */
122#ifdef CFG_HUSH_PARSER
123#define CFG_PROMPT_HUSH_PS2 "> "
124#endif
125
126#if (CONFIG_COMMANDS & CFG_CMD_KGDB)
127#define CFG_CBSIZE 1024 /* Console I/O Buffer Size */
128#else
129#define CFG_CBSIZE 256 /* Console I/O Buffer Size */
130#endif
131#define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print Buffer Size */
132#define CFG_MAXARGS 16 /* max number of command args */
133#define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */
134
135#define CFG_DEVICE_NULLDEV 1 /* include nulldev device */
136
137#define CFG_CONSOLE_INFO_QUIET 1 /* don't print console @ startup*/
138
139#define CFG_MEMTEST_START 0x0400000 /* memtest works on */
140#define CFG_MEMTEST_END 0x0C00000 /* 4 ... 12 MB in DRAM */
141
142#undef CFG_EXT_SERIAL_CLOCK /* no external serial clock used */
143#define CFG_IGNORE_405_UART_ERRATA_59 /* ignore ppc405gp errata #59 */
144#define CFG_BASE_BAUD 691200
145
146/* The following table includes the supported baudrates */
147#define CFG_BAUDRATE_TABLE \
148 { 300, 600, 1200, 2400, 4800, 9600, 19200, 38400, \
149 57600, 115200, 230400, 460800, 921600 }
150
151#define CFG_LOAD_ADDR 0x100000 /* default load address */
152#define CFG_EXTBDINFO 1 /* To use extended board_into (bd_t) */
153
154#define CFG_HZ 1000 /* decrementer freq: 1 ms ticks */
155
156#define CONFIG_ZERO_BOOTDELAY_CHECK /* check for keypress on bootdelay==0 */
157
158/*-----------------------------------------------------------------------
159 * NAND-FLASH stuff
160 *-----------------------------------------------------------------------
161 */
162#define CFG_NAND0_BASE 0xFF400000
163#define CFG_NAND1_BASE 0xFF000000
164
165/* For CATcenter there is only NAND on the module */
166#define CFG_MAX_NAND_DEVICE 1 /* Max number of NAND devices */
167#define SECTORSIZE 512
168#define NAND_NO_RB
169
170#define ADDR_COLUMN 1
171#define ADDR_PAGE 2
172#define ADDR_COLUMN_PAGE 3
173
174#define NAND_ChipID_UNKNOWN 0x00
175#define NAND_MAX_FLOORS 1
176#define NAND_MAX_CHIPS 1
177
178#define CFG_NAND0_CE (0x80000000 >> 1) /* our CE is GPIO1 */
179#define CFG_NAND0_CLE (0x80000000 >> 2) /* our CLE is GPIO2 */
180#define CFG_NAND0_ALE (0x80000000 >> 3) /* our ALE is GPIO3 */
181#define CFG_NAND0_RDY (0x80000000 >> 4) /* our RDY is GPIO4 */
182
183#define CFG_NAND1_CE (0x80000000 >> 14) /* our CE is GPIO14 */
184#define CFG_NAND1_CLE (0x80000000 >> 15) /* our CLE is GPIO15 */
185#define CFG_NAND1_ALE (0x80000000 >> 16) /* our ALE is GPIO16 */
186#define CFG_NAND1_RDY (0x80000000 >> 31) /* our RDY is GPIO31 */
187
188
189#define NAND_DISABLE_CE(nand) do \
190{ \
191 switch((unsigned long)(((struct nand_chip *)nand)->IO_ADDR)) \
192 { \
193 case CFG_NAND0_BASE: \
194 out32(GPIO0_OR, in32(GPIO0_OR) | CFG_NAND0_CE); \
195 break; \
196 case CFG_NAND1_BASE: \
197 out32(GPIO0_OR, in32(GPIO0_OR) | CFG_NAND1_CE); \
198 break; \
199 } \
200} while(0)
201
202#define NAND_ENABLE_CE(nand) do \
203{ \
204 switch((unsigned long)(((struct nand_chip *)nand)->IO_ADDR)) \
205 { \
206 case CFG_NAND0_BASE: \
207 out32(GPIO0_OR, in32(GPIO0_OR) & ~CFG_NAND0_CE); \
208 break; \
209 case CFG_NAND1_BASE: \
210 out32(GPIO0_OR, in32(GPIO0_OR) & ~CFG_NAND1_CE); \
211 break; \
212 } \
213} while(0)
214
215
216#define NAND_CTL_CLRALE(nandptr) do \
217{ \
218 switch((unsigned long)nandptr) \
219 { \
220 case CFG_NAND0_BASE: \
221 out32(GPIO0_OR, in32(GPIO0_OR) & ~CFG_NAND0_ALE); \
222 break; \
223 case CFG_NAND1_BASE: \
224 out32(GPIO0_OR, in32(GPIO0_OR) & ~CFG_NAND1_ALE); \
225 break; \
226 } \
227} while(0)
228
229#define NAND_CTL_SETALE(nandptr) do \
230{ \
231 switch((unsigned long)nandptr) \
232 { \
233 case CFG_NAND0_BASE: \
234 out32(GPIO0_OR, in32(GPIO0_OR) | CFG_NAND0_ALE); \
235 break; \
236 case CFG_NAND1_BASE: \
237 out32(GPIO0_OR, in32(GPIO0_OR) | CFG_NAND1_ALE); \
238 break; \
239 } \
240} while(0)
241
242#define NAND_CTL_CLRCLE(nandptr) do \
243{ \
244 switch((unsigned long)nandptr) \
245 { \
246 case CFG_NAND0_BASE: \
247 out32(GPIO0_OR, in32(GPIO0_OR) & ~CFG_NAND0_CLE); \
248 break; \
249 case CFG_NAND1_BASE: \
250 out32(GPIO0_OR, in32(GPIO0_OR) & ~CFG_NAND1_CLE); \
251 break; \
252 } \
253} while(0)
254
255#define NAND_CTL_SETCLE(nandptr) do { \
256 switch((unsigned long)nandptr) { \
257 case CFG_NAND0_BASE: \
258 out32(GPIO0_OR, in32(GPIO0_OR) | CFG_NAND0_CLE); \
259 break; \
260 case CFG_NAND1_BASE: \
261 out32(GPIO0_OR, in32(GPIO0_OR) | CFG_NAND1_CLE); \
262 break; \
263 } \
264} while(0)
265
266#ifdef NAND_NO_RB
267/* constant delay (see also tR in the datasheet) */
268#define NAND_WAIT_READY(nand) do { \
269 udelay(12); \
270} while (0)
271#else
272/* use the R/B pin */
273/* TBD */
274#endif
275
276#define WRITE_NAND_COMMAND(d, adr) do{ *(volatile __u8 *)((unsigned long)adr) = (__u8)(d); } while(0)
277#define WRITE_NAND_ADDRESS(d, adr) do{ *(volatile __u8 *)((unsigned long)adr) = (__u8)(d); } while(0)
278#define WRITE_NAND(d, adr) do{ *(volatile __u8 *)((unsigned long)adr) = (__u8)d; } while(0)
279#define READ_NAND(adr) ((volatile unsigned char)(*(volatile __u8 *)(unsigned long)adr))
280
281/*-----------------------------------------------------------------------
282 * PCI stuff
283 *-----------------------------------------------------------------------
284 */
285#if 0 /* No PCI on CATcenter */
286#define PCI_HOST_ADAPTER 0 /* configure as pci adapter */
287#define PCI_HOST_FORCE 1 /* configure as pci host */
288#define PCI_HOST_AUTO 2 /* detected via arbiter enable */
289
290#define CONFIG_PCI /* include pci support */
291#define CONFIG_PCI_HOST PCI_HOST_FORCE /* select pci host function */
292#undef CONFIG_PCI_PNP /* do pci plug-and-play */
293 /* resource configuration */
294
295#define CONFIG_PCI_SCAN_SHOW /* print pci devices @ startup */
296
297#define CFG_PCI_SUBSYS_VENDORID 0x12FE /* PCI Vendor ID: esd gmbh */
298#define CFG_PCI_SUBSYS_DEVICEID 0x0405 /* PCI Device ID: CPCI-405 */
299#define CFG_PCI_CLASSCODE 0x0b20 /* PCI Class Code: Processor/PPC*/
300#define CFG_PCI_PTM1LA 0x00000000 /* point to sdram */
301#define CFG_PCI_PTM1MS 0xfc000001 /* 64MB, enable hard-wired to 1 */
302#define CFG_PCI_PTM1PCI 0x00000000 /* Host: use this pci address */
303#define CFG_PCI_PTM2LA 0xffc00000 /* point to flash */
304#define CFG_PCI_PTM2MS 0xffc00001 /* 4MB, enable */
305#define CFG_PCI_PTM2PCI 0x04000000 /* Host: use this pci address */
306#endif /* No PCI */
307
308/*-----------------------------------------------------------------------
309 * Start addresses for the final memory configuration
310 * (Set up by the startup code)
311 * Please note that CFG_SDRAM_BASE _must_ start at 0
312 */
313#define CFG_SDRAM_BASE 0x00000000
314#define CFG_FLASH_BASE 0xFFFC0000
315#define CFG_MONITOR_BASE CFG_FLASH_BASE
316#define CFG_MONITOR_LEN (256 * 1024) /* Reserve 256 kB for Monitor */
317#define CFG_MALLOC_LEN (256 * 1024) /* Reserve 256 kB for malloc() */
318
319/*
320 * For booting Linux, the board info and command line data
321 * have to be in the first 8 MB of memory, since this is
322 * the maximum mapped by the Linux kernel during initialization.
323 */
324#define CFG_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
325/*-----------------------------------------------------------------------
326 * FLASH organization
327 */
328#define CFG_MAX_FLASH_BANKS 1 /* max number of memory banks */
329#define CFG_MAX_FLASH_SECT 256 /* max number of sectors on one chip */
330
331#define CFG_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase (in ms) */
332#define CFG_FLASH_WRITE_TOUT 1000 /* Timeout for Flash Write (in ms) */
333
334#define CFG_FLASH_WORD_SIZE unsigned short /* flash word size (width) */
335#define CFG_FLASH_ADDR0 0x5555 /* 1st address for flash config cycles */
336#define CFG_FLASH_ADDR1 0x2AAA /* 2nd address for flash config cycles */
337/*
338 * The following defines are added for buggy IOP480 byte interface.
339 * All other boards should use the standard values (CPCI405 etc.)
340 */
341#define CFG_FLASH_READ0 0x0000 /* 0 is standard */
342#define CFG_FLASH_READ1 0x0001 /* 1 is standard */
343#define CFG_FLASH_READ2 0x0002 /* 2 is standard */
344
345#define CFG_FLASH_EMPTY_INFO /* print 'E' for empty sector on flinfo */
346
347#if 0 /* test-only */
348#define CFG_JFFS2_FIRST_BANK 0 /* use for JFFS2 */
349#define CFG_JFFS2_NUM_BANKS 1 /* ! second bank contains U-Boot */
350#endif
351
352/*-----------------------------------------------------------------------
353 * Environment Variable setup
354 */
355#define CFG_ENV_IS_IN_FLASH 1 /* use FLASH for environment vars */
356#define CFG_ENV_ADDR 0xFFFF8000 /* environment starts at the first small sector */
357#define CFG_ENV_SECT_SIZE 0x2000 /* 8196 bytes may be used for env vars*/
358#define CFG_ENV_ADDR_REDUND 0xFFFFA000
359#define CFG_ENV_SIZE_REDUND 0x2000
360
361#define CFG_NVRAM_BASE_ADDR 0xF0000500 /* NVRAM base address */
362#define CFG_NVRAM_SIZE 242 /* NVRAM size */
363
364/*-----------------------------------------------------------------------
365 * I2C EEPROM (CAT24WC16) for environment
366 */
367#define CONFIG_HARD_I2C /* I2c with hardware support */
368#define CFG_I2C_SPEED 400000 /* I2C speed and slave address */
369#define CFG_I2C_SLAVE 0x7F
370
371#define CFG_I2C_EEPROM_ADDR 0x50 /* EEPROM CAT28WC08 */
372#define CFG_I2C_EEPROM_ADDR_LEN 1 /* Bytes of address */
373/* mask of address bits that overflow into the "EEPROM chip address" */
374/*#define CFG_I2C_EEPROM_ADDR_OVERFLOW 0x07*/
375#define CFG_EEPROM_PAGE_WRITE_BITS 4 /* The Catalyst CAT24WC08 has */
376 /* 16 byte page write mode using*/
377 /* last 4 bits of the address */
378#define CFG_EEPROM_PAGE_WRITE_DELAY_MS 10 /* and takes up to 10 msec */
379#define CFG_EEPROM_PAGE_WRITE_ENABLE
380
381/*-----------------------------------------------------------------------
382 * Cache Configuration
383 */
384#define CFG_DCACHE_SIZE 16384 /* For IBM 405 CPUs, older 405 ppc's */
385 /* have only 8kB, 16kB is save here */
386#define CFG_CACHELINE_SIZE 32 /* ... */
387#if (CONFIG_COMMANDS & CFG_CMD_KGDB)
388#define CFG_CACHELINE_SHIFT 5 /* log base 2 of the above value */
389#endif
390
391/*
392 * Init Memory Controller:
393 *
394 * BR0/1 and OR0/1 (FLASH)
395 */
396
397#define FLASH_BASE0_PRELIM 0xFFC00000 /* FLASH bank #0 */
398
399/*-----------------------------------------------------------------------
400 * External Bus Controller (EBC) Setup
401 */
402
403/* Memory Bank 0 (Flash Bank 0, NOR-FLASH) initialization */
404#define CFG_EBC_PB0AP 0x92015480
405#define CFG_EBC_PB0CR 0xFFC5A000 /* BAS=0xFFC,BS=4MB,BU=R/W,BW=16bit */
406
407/* Memory Bank 1 (External SRAM) initialization */
408/* Since this must replace NOR Flash, we use the same settings for CS0 */
409#define CFG_EBC_PB1AP 0x92015480
410#define CFG_EBC_PB1CR 0xFF85A000 /* BAS=0xFF8,BS=4MB,BU=R/W,BW=8bit */
411
412/* Memory Bank 2 (Flash Bank 1, NAND-FLASH) initialization */
413#define CFG_EBC_PB2AP 0x92015480
414#define CFG_EBC_PB2CR 0xFF458000 /* BAS=0xFF4,BS=4MB,BU=R/W,BW=8bit */
415
416/* Memory Bank 3 (Flash Bank 2, NAND-FLASH) initialization */
417#define CFG_EBC_PB3AP 0x92015480
418#define CFG_EBC_PB3CR 0xFF058000 /* BAS=0xFF0,BS=4MB,BU=R/W,BW=8bit */
419
420
421#if 0 /* Roese */
422/* Memory Bank 1 (Flash Bank 1, NAND-FLASH) initialization */
423#define CFG_EBC_PB1AP 0x92015480
424#define CFG_EBC_PB1CR 0xFF858000 /* BAS=0xFF8,BS=4MB,BU=R/W,BW=8bit */
425
426/* Memory Bank 2 (CAN0, 1) initialization */
427#define CFG_EBC_PB2AP 0x010053C0 /* BWT=2,WBN=1,WBF=1,TH=1,RE=1,SOR=1,BEM=1 */
428#define CFG_EBC_PB2CR 0xF0018000 /* BAS=0xF00,BS=1MB,BU=R/W,BW=8bit */
429
430/* Memory Bank 3 (CompactFlash IDE) initialization */
431#define CFG_EBC_PB3AP 0x010053C0 /* BWT=2,WBN=1,WBF=1,TH=1,RE=1,SOR=1,BEM=1 */
432#define CFG_EBC_PB3CR 0xF011A000 /* BAS=0xF01,BS=1MB,BU=R/W,BW=16bit */
433
434/* Memory Bank 4 (NVRAM/RTC) initialization */
435#define CFG_EBC_PB4AP 0x01005280 /* TWT=2,WBN=1,WBF=1,TH=1,SOR=1 */
436#define CFG_EBC_PB4CR 0xF0218000 /* BAS=0xF02,BS=1MB,BU=R/W,BW=8bit */
437#endif
438
439/*-----------------------------------------------------------------------
440 * FPGA stuff
441 */
442/* FPGA internal regs */
443#define CFG_FPGA_MODE 0x00
444#define CFG_FPGA_STATUS 0x02
445#define CFG_FPGA_TS 0x04
446#define CFG_FPGA_TS_LOW 0x06
447#define CFG_FPGA_TS_CAP0 0x10
448#define CFG_FPGA_TS_CAP0_LOW 0x12
449#define CFG_FPGA_TS_CAP1 0x14
450#define CFG_FPGA_TS_CAP1_LOW 0x16
451#define CFG_FPGA_TS_CAP2 0x18
452#define CFG_FPGA_TS_CAP2_LOW 0x1a
453#define CFG_FPGA_TS_CAP3 0x1c
454#define CFG_FPGA_TS_CAP3_LOW 0x1e
455
456/* FPGA Mode Reg */
457#define CFG_FPGA_MODE_CF_RESET 0x0001
458#define CFG_FPGA_MODE_TS_IRQ_ENABLE 0x0100
459#define CFG_FPGA_MODE_TS_IRQ_CLEAR 0x1000
460#define CFG_FPGA_MODE_TS_CLEAR 0x2000
461
462/* FPGA Status Reg */
463#define CFG_FPGA_STATUS_DIP0 0x0001
464#define CFG_FPGA_STATUS_DIP1 0x0002
465#define CFG_FPGA_STATUS_DIP2 0x0004
466#define CFG_FPGA_STATUS_FLASH 0x0008
467#define CFG_FPGA_STATUS_TS_IRQ 0x1000
468
469#define CFG_FPGA_SPARTAN2 1 /* using Xilinx Spartan 2 now */
470#define CFG_FPGA_MAX_SIZE 128*1024 /* 128kByte is enough for XC2S50E*/
471
472/* FPGA program pin configuration */
473#define CFG_FPGA_PRG 0x04000000 /* FPGA program pin (ppc output) */
474#define CFG_FPGA_CLK 0x02000000 /* FPGA clk pin (ppc output) */
475#define CFG_FPGA_DATA 0x01000000 /* FPGA data pin (ppc output) */
476#define CFG_FPGA_INIT 0x00010000 /* FPGA init pin (ppc input) */
477#define CFG_FPGA_DONE 0x00008000 /* FPGA done pin (ppc input) */
478
479/*-----------------------------------------------------------------------
480 * Definitions for initial stack pointer and data area (in data cache)
481 */
482/* use on chip memory ( OCM ) for temperary stack until sdram is tested */
483#define CFG_TEMP_STACK_OCM 1
484
485/* On Chip Memory location */
486#define CFG_OCM_DATA_ADDR 0xF8000000
487#define CFG_OCM_DATA_SIZE 0x1000
488#define CFG_INIT_RAM_ADDR CFG_OCM_DATA_ADDR /* inside of SDRAM */
489#define CFG_INIT_RAM_END CFG_OCM_DATA_SIZE /* End of used area in RAM */
490
491#define CFG_GBL_DATA_SIZE 128 /* size in bytes reserved for initial data */
492#define CFG_GBL_DATA_OFFSET (CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE)
493#define CFG_INIT_SP_OFFSET CFG_GBL_DATA_OFFSET
494
495/*-----------------------------------------------------------------------
496 * Definitions for GPIO setup (PPC405EP specific)
497 *
498 * GPIO0[0] - External Bus Controller BLAST output
499 * GPIO0[1-9] - Instruction trace outputs -> GPIO
500 * GPIO0[10-13] - External Bus Controller CS_1 - CS_4 outputs
501 * GPIO0[14-16] - External Bus Controller ABUS3-ABUS5 outputs -> GPIO
502 * GPIO0[17-23] - External Interrupts IRQ0 - IRQ6 inputs
503 * GPIO0[24-27] - UART0 control signal inputs/outputs
504 * GPIO0[28-29] - UART1 data signal input/output
505 * GPIO0[30] - EMAC0 input
506 * GPIO0[31] - EMAC1 reject packet as output
507 */
508#define CFG_GPIO0_OSRH 0x40000550
509#define CFG_GPIO0_OSRL 0x00000110
510#define CFG_GPIO0_ISR1H 0x00000000
511/*#define CFG_GPIO0_ISR1L 0x15555445*/
512#define CFG_GPIO0_ISR1L 0x15555444
513#define CFG_GPIO0_TSRH 0x00000000
514#define CFG_GPIO0_TSRL 0x00000000
515#define CFG_GPIO0_TCR 0xF7FF8014
516
517/*
518 * Internal Definitions
519 *
520 * Boot Flags
521 */
522#define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */
523#define BOOTFLAG_WARM 0x02 /* Software reboot */
524
525
526#define CONFIG_NO_SERIAL_EEPROM
527
528/*--------------------------------------------------------------------*/
529
530#ifdef CONFIG_NO_SERIAL_EEPROM
531
532/*
533!-----------------------------------------------------------------------
534! Defines for entry options.
535! Note: Because the 405EP SDRAM controller does not support ECC, ECC DIMMs that
536! are plugged in the board will be utilized as non-ECC DIMMs.
537!-----------------------------------------------------------------------
538*/
539#undef AUTO_MEMORY_CONFIG
540#define DIMM_READ_ADDR 0xAB
541#define DIMM_WRITE_ADDR 0xAA
542
543
544#define CPC0_PLLMR0 (CNTRL_DCR_BASE+0x0) /* PLL mode 0 register */
545#define CPC0_BOOT (CNTRL_DCR_BASE+0x1) /* Chip Clock Status register */
546#define CPC0_CR1 (CNTRL_DCR_BASE+0x2) /* Chip Control 1 register */
547#define CPC0_EPRCSR (CNTRL_DCR_BASE+0x3) /* EMAC PHY Rcv Clk Src register */
548#define CPC0_PLLMR1 (CNTRL_DCR_BASE+0x4) /* PLL mode 1 register */
549#define CPC0_UCR (CNTRL_DCR_BASE+0x5) /* UART Control register */
550#define CPC0_SRR (CNTRL_DCR_BASE+0x6) /* Soft Reset register */
551#define CPC0_JTAGID (CNTRL_DCR_BASE+0x7) /* JTAG ID register */
552#define CPC0_SPARE (CNTRL_DCR_BASE+0x8) /* Spare DCR */
553#define CPC0_PCI (CNTRL_DCR_BASE+0x9) /* PCI Control register */
554
555/* Defines for CPC0_PLLMR1 Register fields */
556#define PLL_ACTIVE 0x80000000
557#define CPC0_PLLMR1_SSCS 0x80000000
558#define PLL_RESET 0x40000000
559#define CPC0_PLLMR1_PLLR 0x40000000
560 /* Feedback multiplier */
561#define PLL_FBKDIV 0x00F00000
562#define CPC0_PLLMR1_FBDV 0x00F00000
563#define PLL_FBKDIV_16 0x00000000
564#define PLL_FBKDIV_1 0x00100000
565#define PLL_FBKDIV_2 0x00200000
566#define PLL_FBKDIV_3 0x00300000
567#define PLL_FBKDIV_4 0x00400000
568#define PLL_FBKDIV_5 0x00500000
569#define PLL_FBKDIV_6 0x00600000
570#define PLL_FBKDIV_7 0x00700000
571#define PLL_FBKDIV_8 0x00800000
572#define PLL_FBKDIV_9 0x00900000
573#define PLL_FBKDIV_10 0x00A00000
574#define PLL_FBKDIV_11 0x00B00000
575#define PLL_FBKDIV_12 0x00C00000
576#define PLL_FBKDIV_13 0x00D00000
577#define PLL_FBKDIV_14 0x00E00000
578#define PLL_FBKDIV_15 0x00F00000
579 /* Forward A divisor */
580#define PLL_FWDDIVA 0x00070000
581#define CPC0_PLLMR1_FWDVA 0x00070000
582#define PLL_FWDDIVA_8 0x00000000
583#define PLL_FWDDIVA_7 0x00010000
584#define PLL_FWDDIVA_6 0x00020000
585#define PLL_FWDDIVA_5 0x00030000
586#define PLL_FWDDIVA_4 0x00040000
587#define PLL_FWDDIVA_3 0x00050000
588#define PLL_FWDDIVA_2 0x00060000
589#define PLL_FWDDIVA_1 0x00070000
590 /* Forward B divisor */
591#define PLL_FWDDIVB 0x00007000
592#define CPC0_PLLMR1_FWDVB 0x00007000
593#define PLL_FWDDIVB_8 0x00000000
594#define PLL_FWDDIVB_7 0x00001000
595#define PLL_FWDDIVB_6 0x00002000
596#define PLL_FWDDIVB_5 0x00003000
597#define PLL_FWDDIVB_4 0x00004000
598#define PLL_FWDDIVB_3 0x00005000
599#define PLL_FWDDIVB_2 0x00006000
600#define PLL_FWDDIVB_1 0x00007000
601 /* PLL tune bits */
602#define PLL_TUNE_MASK 0x000003FF
603#define PLL_TUNE_2_M_3 0x00000133 /* 2 <= M <= 3 */
604#define PLL_TUNE_4_M_6 0x00000134 /* 3 < M <= 6 */
605#define PLL_TUNE_7_M_10 0x00000138 /* 6 < M <= 10 */
606#define PLL_TUNE_11_M_14 0x0000013C /* 10 < M <= 14 */
607#define PLL_TUNE_15_M_40 0x0000023E /* 14 < M <= 40 */
608#define PLL_TUNE_VCO_LOW 0x00000000 /* 500MHz <= VCO <= 800MHz */
609#define PLL_TUNE_VCO_HI 0x00000080 /* 800MHz < VCO <= 1000MHz */
610
611/* Defines for CPC0_PLLMR0 Register fields */
612 /* CPU divisor */
613#define PLL_CPUDIV 0x00300000
614#define CPC0_PLLMR0_CCDV 0x00300000
615#define PLL_CPUDIV_1 0x00000000
616#define PLL_CPUDIV_2 0x00100000
617#define PLL_CPUDIV_3 0x00200000
618#define PLL_CPUDIV_4 0x00300000
619 /* PLB divisor */
620#define PLL_PLBDIV 0x00030000
621#define CPC0_PLLMR0_CBDV 0x00030000
622#define PLL_PLBDIV_1 0x00000000
623#define PLL_PLBDIV_2 0x00010000
624#define PLL_PLBDIV_3 0x00020000
625#define PLL_PLBDIV_4 0x00030000
626 /* OPB divisor */
627#define PLL_OPBDIV 0x00003000
628#define CPC0_PLLMR0_OPDV 0x00003000
629#define PLL_OPBDIV_1 0x00000000
630#define PLL_OPBDIV_2 0x00001000
631#define PLL_OPBDIV_3 0x00002000
632#define PLL_OPBDIV_4 0x00003000
633 /* EBC divisor */
634#define PLL_EXTBUSDIV 0x00000300
635#define CPC0_PLLMR0_EPDV 0x00000300
636#define PLL_EXTBUSDIV_2 0x00000000
637#define PLL_EXTBUSDIV_3 0x00000100
638#define PLL_EXTBUSDIV_4 0x00000200
639#define PLL_EXTBUSDIV_5 0x00000300
640 /* MAL divisor */
641#define PLL_MALDIV 0x00000030
642#define CPC0_PLLMR0_MPDV 0x00000030
643#define PLL_MALDIV_1 0x00000000
644#define PLL_MALDIV_2 0x00000010
645#define PLL_MALDIV_3 0x00000020
646#define PLL_MALDIV_4 0x00000030
647 /* PCI divisor */
648#define PLL_PCIDIV 0x00000003
649#define CPC0_PLLMR0_PPFD 0x00000003
650#define PLL_PCIDIV_1 0x00000000
651#define PLL_PCIDIV_2 0x00000001
652#define PLL_PCIDIV_3 0x00000002
653#define PLL_PCIDIV_4 0x00000003
654
655/* CPU - PLB/SDRAM - EBC - OPB - PCI (assuming a 33.3MHz input clock to the 405EP) */
656#define PLLMR0_133_133_33_66_33 (PLL_CPUDIV_1 | PLL_PLBDIV_1 | \
657 PLL_OPBDIV_2 | PLL_EXTBUSDIV_4 | \
658 PLL_MALDIV_1 | PLL_PCIDIV_4)
659#define PLLMR1_133_133_33_66_33 (PLL_FBKDIV_4 | \
660 PLL_FWDDIVA_6 | PLL_FWDDIVB_6 | \
661 PLL_TUNE_15_M_40 | PLL_TUNE_VCO_LOW)
662#define PLLMR0_200_100_50_33 (PLL_CPUDIV_1 | PLL_PLBDIV_2 | \
663 PLL_OPBDIV_2 | PLL_EXTBUSDIV_3 | \
664 PLL_MALDIV_1 | PLL_PCIDIV_4)
665#define PLLMR1_200_100_50_33 (PLL_FBKDIV_6 | \
666 PLL_FWDDIVA_4 | PLL_FWDDIVB_4 | \
667 PLL_TUNE_15_M_40 | PLL_TUNE_VCO_LOW)
668#define PLLMR0_266_133_33_66_33 (PLL_CPUDIV_1 | PLL_PLBDIV_2 | \
669 PLL_OPBDIV_2 | PLL_EXTBUSDIV_4 | \
670 PLL_MALDIV_1 | PLL_PCIDIV_4)
671#define PLLMR1_266_133_33_66_33 (PLL_FBKDIV_8 | \
672 PLL_FWDDIVA_3 | PLL_FWDDIVB_3 | \
673 PLL_TUNE_15_M_40 | PLL_TUNE_VCO_LOW)
674#define PLLMR0_333_111_37_55_55 (PLL_CPUDIV_1 | PLL_PLBDIV_3 | \
675 PLL_OPBDIV_2 | PLL_EXTBUSDIV_3 | \
676 PLL_MALDIV_1 | PLL_PCIDIV_2)
677#define PLLMR1_333_111_37_55_55 (PLL_FBKDIV_10 | \
678 PLL_FWDDIVA_3 | PLL_FWDDIVB_3 | \
679 PLL_TUNE_15_M_40 | PLL_TUNE_VCO_HI)
680
681#if (CONFIG_PPCHAMELEON_MODULE_MODEL == CONFIG_PPCHAMELEON_MODULE_HI)
682/* Model HI */
683#define PLLMR0_DEFAULT PLLMR0_333_111_37_55_55
684#define PLLMR1_DEFAULT PLLMR1_333_111_37_55_55
685/* Model ME */
686#elif (CONFIG_PPCHAMELEON_MODULE_MODEL == CONFIG_PPCHAMELEON_MODULE_ME)
687#define PLLMR0_DEFAULT PLLMR0_266_133_33_66_33
688#define PLLMR1_DEFAULT PLLMR1_266_133_33_66_33
689#else
690/* Model BA (default) */
691#define PLLMR0_DEFAULT PLLMR0_133_133_33_66_33
692#define PLLMR1_DEFAULT PLLMR1_133_133_33_66_33
693#endif
694
695#endif /* CONFIG_NO_SERIAL_EEPROM */
696
697#define CONFIG_JFFS2_NAND 1 /* jffs2 on nand support */
698#define CONFIG_JFFS2_NAND_DEV 0 /* nand device jffs2 lives on */
699#define CONFIG_JFFS2_NAND_OFF 0 /* start of jffs2 partition */
700#define CONFIG_JFFS2_NAND_SIZE 2*1024*1024 /* size of jffs2 partition */
701#define NAND_CACHE_PAGES 16 /* size of nand cache in 512 bytes pages */
702
703#endif /* __CONFIG_H */