xref: /openbmc/u-boot/include/configs/TQM834x.h (revision 7d9b5bae)
1 /*
2  * (C) Copyright 2005
3  * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
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  * TQM8349 board configuration file
26  */
27 
28 #ifndef __CONFIG_H
29 #define __CONFIG_H
30 
31 /*
32  * High Level Configuration Options
33  */
34 #define CONFIG_E300		1	/* E300 Family */
35 #define CONFIG_MPC83XX		1	/* MPC83XX family */
36 #define CONFIG_MPC834X		1	/* MPC834X specific */
37 #define CONFIG_MPC8349		1	/* MPC8349 specific */
38 #define CONFIG_TQM834X		1	/* TQM834X board specific */
39 
40 /* IMMR Base Addres Register, use Freescale default: 0xff400000 */
41 #define CFG_IMMR		0xff400000
42 
43 /* System clock. Primary input clock when in PCI host mode */
44 #define CONFIG_83XX_CLKIN	66666000	/* 66,666 MHz */
45 
46 /*
47  * Local Bus LCRR
48  *    LCRR:  DLL bypass, Clock divider is 8
49  *
50  *    for CSB = 266 MHz it gives LCB clock frequency = 33 MHz
51  *
52  * External Local Bus rate is
53  *    CLKIN * HRCWL_CSB_TO_CLKIN / HRCWL_LCL_BUS_TO_SCB_CLK / LCRR_CLKDIV
54  */
55 #define CFG_LCRR		(LCRR_DBYP | LCRR_CLKDIV_8)
56 
57 /* board pre init: do not call, nothing to do */
58 #undef CONFIG_BOARD_EARLY_INIT_F
59 
60 /* detect the number of flash banks */
61 #define CONFIG_BOARD_EARLY_INIT_R
62 
63 /*
64  * DDR Setup
65  */
66 #define CFG_DDR_BASE		0x00000000	/* DDR is system memory*/
67 #define CFG_SDRAM_BASE		CFG_DDR_BASE
68 #define CFG_DDR_SDRAM_BASE	CFG_DDR_BASE
69 #define DDR_CASLAT_25				/* CASLAT set to 2.5 */
70 #undef CONFIG_DDR_ECC				/* only for ECC DDR module */
71 #undef CONFIG_SPD_EEPROM			/* do not use SPD EEPROM for DDR setup */
72 
73 #undef CFG_DRAM_TEST				/* memory test, takes time */
74 #define CFG_MEMTEST_START	0x00000000	/* memtest region */
75 #define CFG_MEMTEST_END		0x00100000
76 
77 /*
78  * FLASH on the Local Bus
79  */
80 #define CFG_FLASH_CFI				/* use the Common Flash Interface */
81 #define CONFIG_FLASH_CFI_DRIVER			/* use the CFI driver */
82 #undef CFG_FLASH_CHECKSUM
83 #define CFG_FLASH_BASE		0x80000000	/* start of FLASH   */
84 #define CFG_FLASH_SIZE		8		/* FLASH size in MB */
85 
86 /* buffered writes in the AMD chip set is not supported yet */
87 #undef CFG_FLASH_USE_BUFFER_WRITE
88 
89 /*
90  * FLASH bank number detection
91  */
92 
93 /*
94  * When CFG_MAX_FLASH_BANKS_DETECT is defined, the actual number of Flash
95  * banks has to be determined at runtime and stored in a gloabl variable
96  * tqm834x_num_flash_banks. The value of CFG_MAX_FLASH_BANKS_DETECT is only
97  * used instead of CFG_MAX_FLASH_BANKS to allocate the array flash_info, and
98  * should be made sufficiently large to accomodate the number of banks that
99  * might actually be detected.  Since most (all?) Flash related functions use
100  * CFG_MAX_FLASH_BANKS as the number of actual banks on the board, it is
101  * defined as tqm834x_num_flash_banks.
102  */
103 #define CFG_MAX_FLASH_BANKS_DETECT	2
104 #ifndef __ASSEMBLY__
105 extern int tqm834x_num_flash_banks;
106 #endif
107 #define CFG_MAX_FLASH_BANKS (tqm834x_num_flash_banks)
108 
109 #define CFG_MAX_FLASH_SECT		512	/* max sectors per device */
110 
111 /* 32 bit device at 0x80000000 via GPCM (0x8000_1801) */
112 #define CFG_BR0_PRELIM		((CFG_FLASH_BASE & BR_BA) | \
113 					BR_MS_GPCM | BR_PS_32 | BR_V)
114 
115 /* FLASH timing (0x0000_0c54) */
116 #define CFG_OR_TIMING_FLASH	(OR_GPCM_CSNT | OR_GPCM_ACS_DIV4 | \
117 					OR_GPCM_SCY_5 | OR_GPCM_TRLX)
118 
119 #define CFG_PRELIM_OR_AM	0xc0000000	/* OR addr mask: 1 GiB */
120 
121 #define CFG_OR0_PRELIM		(CFG_PRELIM_OR_AM  | CFG_OR_TIMING_FLASH)
122 
123 #define CFG_LBLAWAR0_PRELIM	0x8000001D	/* 1 GiB window size (2^(size + 1)) */
124 
125 #define CFG_LBLAWBAR0_PRELIM	CFG_FLASH_BASE	/* Window base at flash base */
126 
127 /* disable remaining mappings */
128 #define CFG_BR1_PRELIM		0x00000000
129 #define CFG_OR1_PRELIM		0x00000000
130 #define CFG_LBLAWBAR1_PRELIM	0x00000000
131 #define CFG_LBLAWAR1_PRELIM	0x00000000
132 
133 #define CFG_BR2_PRELIM		0x00000000
134 #define CFG_OR2_PRELIM		0x00000000
135 #define CFG_LBLAWBAR2_PRELIM	0x00000000
136 #define CFG_LBLAWAR2_PRELIM	0x00000000
137 
138 #define CFG_BR3_PRELIM		0x00000000
139 #define CFG_OR3_PRELIM		0x00000000
140 #define CFG_LBLAWBAR3_PRELIM	0x00000000
141 #define CFG_LBLAWAR3_PRELIM	0x00000000
142 
143 #define CFG_BR4_PRELIM		0x00000000
144 #define CFG_OR4_PRELIM		0x00000000
145 #define CFG_LBLAWBAR4_PRELIM	0x00000000
146 #define CFG_LBLAWAR4_PRELIM	0x00000000
147 
148 #define CFG_BR5_PRELIM		0x00000000
149 #define CFG_OR5_PRELIM		0x00000000
150 #define CFG_LBLAWBAR5_PRELIM	0x00000000
151 #define CFG_LBLAWAR5_PRELIM	0x00000000
152 
153 #define CFG_BR6_PRELIM		0x00000000
154 #define CFG_OR6_PRELIM		0x00000000
155 #define CFG_LBLAWBAR6_PRELIM	0x00000000
156 #define CFG_LBLAWAR6_PRELIM	0x00000000
157 
158 #define CFG_BR7_PRELIM		0x00000000
159 #define CFG_OR7_PRELIM		0x00000000
160 #define CFG_LBLAWBAR7_PRELIM	0x00000000
161 #define CFG_LBLAWAR7_PRELIM	0x00000000
162 
163 /*
164  * Monitor config
165  */
166 #define CFG_MONITOR_BASE	TEXT_BASE	/* start of monitor */
167 
168 #if (CFG_MONITOR_BASE < CFG_FLASH_BASE)
169 #define CFG_RAMBOOT
170 #else
171 #undef  CFG_RAMBOOT
172 #endif
173 
174 #define CONFIG_L1_INIT_RAM
175 #define CFG_INIT_RAM_LOCK	1
176 #define CFG_INIT_RAM_ADDR	0x20000000	/* Initial RAM address */
177 #define CFG_INIT_RAM_END	0x1000		/* End of used area in RAM*/
178 
179 #define CFG_GBL_DATA_SIZE	0x100		/* num bytes initial data */
180 #define CFG_GBL_DATA_OFFSET	(CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE)
181 #define CFG_INIT_SP_OFFSET	CFG_GBL_DATA_OFFSET
182 
183 #define CFG_MONITOR_LEN		(256 * 1024) /* Reserve 256 kB for Mon */
184 #define CFG_MALLOC_LEN		(256 * 1024) /* Reserve 256 kB for malloc */
185 
186 /*
187  * Serial Port
188  */
189 #define CONFIG_CONS_INDEX	1
190 #undef CONFIG_SERIAL_SOFTWARE_FIFO
191 #define CFG_NS16550
192 #define CFG_NS16550_SERIAL
193 #define CFG_NS16550_REG_SIZE	1
194 #define CFG_NS16550_CLK		get_bus_freq(0)
195 
196 #define CFG_BAUDRATE_TABLE  \
197 	{300, 600, 1200, 2400, 4800, 9600, 19200, 38400,115200}
198 
199 #define CFG_NS16550_COM1	(CFG_IMMR + 0x4500)
200 #define CFG_NS16550_COM2	(CFG_IMMR + 0x4600)
201 
202 /*
203  * I2C
204  */
205 #define CONFIG_HARD_I2C				/* I2C with hardware support	*/
206 #undef CONFIG_SOFT_I2C				/* I2C bit-banged		*/
207 #define CONFIG_FSL_I2C
208 #define CFG_I2C_SPEED			400000	/* I2C speed: 400KHz		*/
209 #define CFG_I2C_SLAVE			0x7F	/* slave address		*/
210 #define CFG_I2C_OFFSET			0x3000
211 
212 /* I2C EEPROM, configuration for onboard EEPROMs 24C256 and 24C32 */
213 #define CFG_I2C_EEPROM_ADDR		0x50	/* 1010000x			*/
214 #define CFG_I2C_EEPROM_ADDR_LEN		2	/* 16 bit			*/
215 #define CFG_EEPROM_PAGE_WRITE_BITS	5	/* 32 bytes per write		*/
216 #define CFG_EEPROM_PAGE_WRITE_ENABLE
217 #define CFG_EEPROM_PAGE_WRITE_DELAY_MS	12	/* 10ms +/- 20%			*/
218 #define CFG_I2C_MULTI_EEPROMS		1       /* more than one eeprom		*/
219 
220 /* I2C RTC */
221 #define CONFIG_RTC_DS1337			/* use ds1337 rtc via i2c	*/
222 #define CFG_I2C_RTC_ADDR		0x68	/* at address 0x68		*/
223 
224 /* I2C SYSMON (LM75) */
225 #define CONFIG_DTT_LM75			1	/* ON Semi's LM75		*/
226 #define CONFIG_DTT_SENSORS		{0}	/* Sensor addresses		*/
227 #define CFG_DTT_MAX_TEMP		70
228 #define CFG_DTT_LOW_TEMP		-30
229 #define CFG_DTT_HYSTERESIS		3
230 
231 /*
232  * TSEC
233  */
234 #define CONFIG_TSEC_ENET		/* tsec ethernet support */
235 #define CONFIG_MII
236 
237 #define CFG_TSEC1_OFFSET	0x24000
238 #define CFG_TSEC1		(CFG_IMMR + CFG_TSEC1_OFFSET)
239 #define CFG_TSEC2_OFFSET	0x25000
240 #define CFG_TSEC2		(CFG_IMMR + CFG_TSEC2_OFFSET)
241 
242 #if defined(CONFIG_TSEC_ENET)
243 
244 #ifndef CONFIG_NET_MULTI
245 #define CONFIG_NET_MULTI
246 #endif
247 
248 #define CONFIG_TSEC1		1
249 #define CONFIG_TSEC1_NAME	"TSEC0"
250 #define CONFIG_TSEC2		1
251 #define CONFIG_TSEC2_NAME	"TSEC1"
252 #define TSEC1_PHY_ADDR			2
253 #define TSEC2_PHY_ADDR			1
254 #define TSEC1_PHYIDX			0
255 #define TSEC2_PHYIDX			0
256 #define TSEC1_FLAGS		TSEC_GIGABIT
257 #define TSEC2_FLAGS		TSEC_GIGABIT
258 
259 /* Options are: TSEC[0-1] */
260 #define CONFIG_ETHPRIME			"TSEC0"
261 
262 #endif	/* CONFIG_TSEC_ENET */
263 
264 /*
265  * General PCI
266  * Addresses are mapped 1-1.
267  */
268 #define CONFIG_PCI
269 
270 #if defined(CONFIG_PCI)
271 
272 #define CONFIG_PCI_PNP                  /* do pci plug-and-play */
273 #define CONFIG_PCI_SCAN_SHOW            /* show pci devices on startup */
274 
275 /* PCI1 host bridge */
276 #define CFG_PCI1_MEM_BASE       0xc0000000
277 #define CFG_PCI1_MEM_PHYS       CFG_PCI1_MEM_BASE
278 #define CFG_PCI1_MEM_SIZE       0x20000000      /* 512M */
279 #define CFG_PCI1_IO_BASE        0xe2000000
280 #define CFG_PCI1_IO_PHYS        CFG_PCI1_IO_BASE
281 #define CFG_PCI1_IO_SIZE        0x1000000       /* 16M */
282 
283 #undef CONFIG_EEPRO100
284 #define CONFIG_EEPRO100
285 #undef CONFIG_TULIP
286 
287 #if !defined(CONFIG_PCI_PNP)
288 	#define PCI_ENET0_IOADDR	CFG_PCI1_IO_BASE
289 	#define PCI_ENET0_MEMADDR	CFG_PCI1_MEM_BASE
290 	#define PCI_IDSEL_NUMBER	0x1c    /* slot0 (IDSEL) = 28 */
291 #endif
292 
293 #define CFG_PCI_SUBSYS_VENDORID		0x1957  /* Freescale */
294 
295 #endif	/* CONFIG_PCI */
296 
297 /*
298  * Environment
299  */
300 #define CONFIG_ENV_OVERWRITE
301 
302 #ifndef CFG_RAMBOOT
303 	#define CFG_ENV_IS_IN_FLASH	1
304 	#define CFG_ENV_ADDR		(CFG_MONITOR_BASE + 0x40000)
305 	#define CFG_ENV_SECT_SIZE	0x40000	/* 256K(one sector) for env */
306 	#define CFG_ENV_SIZE		0x2000
307 #else
308 	#define CFG_NO_FLASH		1	/* Flash is not usable now */
309 	#define CONFIG_ENV_IS_NOWHERE	1	/* Store ENV in memory only */
310 	#define CFG_ENV_ADDR		(CFG_MONITOR_BASE - 0x1000)
311 	#define CFG_ENV_SIZE		0x2000
312 #endif
313 
314 #define CONFIG_LOADS_ECHO		1	/* echo on for serial download */
315 #define CFG_LOADS_BAUD_CHANGE		1	/* allow baudrate change */
316 
317 /*
318  * BOOTP options
319  */
320 #define CONFIG_BOOTP_BOOTFILESIZE
321 #define CONFIG_BOOTP_BOOTPATH
322 #define CONFIG_BOOTP_GATEWAY
323 #define CONFIG_BOOTP_HOSTNAME
324 
325 
326 /*
327  * Command line configuration.
328  */
329 #include <config_cmd_default.h>
330 
331 #define CONFIG_CMD_DATE
332 #define CONFIG_CMD_DTT
333 #define CONFIG_CMD_EEPROM
334 #define CONFIG_CMD_I2C
335 #define CONFIG_CMD_JFFS2
336 #define CONFIG_CMD_MII
337 #define CONFIG_CMD_PING
338 #define CONFIG_CMD_DHCP
339 
340 #if defined(CONFIG_PCI)
341     #define CONFIG_CMD_PCI
342 #endif
343 
344 #if defined(CFG_RAMBOOT)
345     #undef CONFIG_CMD_ENV
346     #undef CONFIG_CMD_LOADS
347 #endif
348 
349 /*
350  * Miscellaneous configurable options
351  */
352 #define CFG_LONGHELP				/* undef to save memory	*/
353 #define CFG_LOAD_ADDR		0x2000000	/* default load address */
354 #define CFG_PROMPT		"=> "		/* Monitor Command Prompt */
355 
356 #define CONFIG_CMDLINE_EDITING	1	/* add command line history	*/
357 #define CFG_HUSH_PARSER		1	/* Use the HUSH parser		*/
358 #ifdef	CFG_HUSH_PARSER
359 #define	CFG_PROMPT_HUSH_PS2	"> "
360 #endif
361 
362 #if defined(CONFIG_CMD_KGDB)
363 	#define CFG_CBSIZE	1024		/* Console I/O Buffer Size */
364 #else
365 	#define CFG_CBSIZE	256		/* Console I/O Buffer Size */
366 #endif
367 
368 #define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print Buffer Size */
369 #define CFG_MAXARGS		16		/* max number of command args */
370 #define CFG_BARGSIZE		CFG_CBSIZE	/* Boot Argument Buffer Size */
371 #define CFG_HZ			1000		/* decrementer freq: 1ms ticks */
372 
373 #undef CONFIG_WATCHDOG				/* watchdog disabled */
374 
375 /*
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.
379  */
380 #define CFG_BOOTMAPSZ	(8 << 20)	/* Initial Memory map for Linux*/
381 
382 #define CFG_HRCW_LOW (\
383 	HRCWL_LCL_BUS_TO_SCB_CLK_1X1 |\
384 	HRCWL_DDR_TO_SCB_CLK_1X1 |\
385 	HRCWL_CSB_TO_CLKIN_4X1 |\
386 	HRCWL_VCO_1X2 |\
387 	HRCWL_CORE_TO_CSB_2X1)
388 
389 #if defined(PCI_64BIT)
390 #define CFG_HRCW_HIGH (\
391 	HRCWH_PCI_HOST |\
392 	HRCWH_64_BIT_PCI |\
393 	HRCWH_PCI1_ARBITER_ENABLE |\
394 	HRCWH_PCI2_ARBITER_DISABLE |\
395 	HRCWH_CORE_ENABLE |\
396 	HRCWH_FROM_0X00000100 |\
397 	HRCWH_BOOTSEQ_DISABLE |\
398 	HRCWH_SW_WATCHDOG_DISABLE |\
399 	HRCWH_ROM_LOC_LOCAL_16BIT |\
400 	HRCWH_TSEC1M_IN_GMII |\
401 	HRCWH_TSEC2M_IN_GMII )
402 #else
403 #define CFG_HRCW_HIGH (\
404 	HRCWH_PCI_HOST |\
405 	HRCWH_32_BIT_PCI |\
406 	HRCWH_PCI1_ARBITER_ENABLE |\
407 	HRCWH_PCI2_ARBITER_DISABLE |\
408 	HRCWH_CORE_ENABLE |\
409 	HRCWH_FROM_0X00000100 |\
410 	HRCWH_BOOTSEQ_DISABLE |\
411 	HRCWH_SW_WATCHDOG_DISABLE |\
412 	HRCWH_ROM_LOC_LOCAL_16BIT |\
413 	HRCWH_TSEC1M_IN_GMII |\
414 	HRCWH_TSEC2M_IN_GMII )
415 #endif
416 
417 /* System IO Config */
418 #define CFG_SICRH	SICRH_TSOBI1
419 #define CFG_SICRL	SICRL_LDP_A
420 
421 /* i-cache and d-cache disabled */
422 #define CFG_HID0_INIT	0x000000000
423 #define CFG_HID0_FINAL	CFG_HID0_INIT
424 #define CFG_HID2	HID2_HBE
425 
426 #define CONFIG_HIGH_BATS	1	/* High BATs supported */
427 
428 /* DDR 0 - 512M */
429 #define CFG_IBAT0L	(CFG_SDRAM_BASE | BATL_PP_10 | BATL_MEMCOHERENCE)
430 #define CFG_IBAT0U	(CFG_SDRAM_BASE | BATU_BL_256M | BATU_VS | BATU_VP)
431 #define CFG_IBAT1L	(CFG_SDRAM_BASE + 0x10000000 | BATL_PP_10 | BATL_MEMCOHERENCE)
432 #define CFG_IBAT1U	(CFG_SDRAM_BASE + 0x10000000 | BATU_BL_256M | BATU_VS | BATU_VP)
433 
434 /* stack in DCACHE @ 512M (no backing mem) */
435 #define CFG_IBAT2L	(CFG_INIT_RAM_ADDR | BATL_PP_10 | BATL_MEMCOHERENCE)
436 #define CFG_IBAT2U	(CFG_INIT_RAM_ADDR | BATU_BL_128K | BATU_VS | BATU_VP)
437 
438 /* PCI */
439 #ifdef CONFIG_PCI
440 #define CFG_IBAT3L	(CFG_PCI1_MEM_BASE | BATL_PP_10 | BATL_MEMCOHERENCE)
441 #define CFG_IBAT3U	(CFG_PCI1_MEM_BASE | BATU_BL_256M | BATU_VS | BATU_VP)
442 #define CFG_IBAT4L	(CFG_PCI1_MEM_BASE + 0x10000000 | BATL_PP_10 | BATL_MEMCOHERENCE)
443 #define CFG_IBAT4U	(CFG_PCI1_MEM_BASE + 0x10000000 | BATU_BL_256M | BATU_VS | BATU_VP)
444 #define CFG_IBAT5L	(CFG_PCI1_IO_BASE | BATL_PP_10 | BATL_CACHEINHIBIT | BATL_GUARDEDSTORAGE)
445 #define CFG_IBAT5U	(CFG_PCI1_IO_BASE + 0x10000000 | BATU_BL_16M | BATU_VS | BATU_VP)
446 #else
447 #define CFG_IBAT3L	(0)
448 #define CFG_IBAT3U	(0)
449 #define CFG_IBAT4L	(0)
450 #define CFG_IBAT4U	(0)
451 #define CFG_IBAT5L	(0)
452 #define CFG_IBAT5U	(0)
453 #endif
454 
455 /* IMMRBAR */
456 #define CFG_IBAT6L	(CFG_IMMR | BATL_PP_10 | BATL_CACHEINHIBIT | BATL_GUARDEDSTORAGE)
457 #define CFG_IBAT6U	(CFG_IMMR | BATU_BL_1M | BATU_VS | BATU_VP)
458 
459 /* FLASH */
460 #define CFG_IBAT7L	(CFG_FLASH_BASE | BATL_PP_10 | BATL_CACHEINHIBIT | BATL_GUARDEDSTORAGE)
461 #define CFG_IBAT7U	(CFG_FLASH_BASE | BATU_BL_256M | BATU_VS | BATU_VP)
462 
463 #define CFG_DBAT0L	CFG_IBAT0L
464 #define CFG_DBAT0U	CFG_IBAT0U
465 #define CFG_DBAT1L	CFG_IBAT1L
466 #define CFG_DBAT1U	CFG_IBAT1U
467 #define CFG_DBAT2L	CFG_IBAT2L
468 #define CFG_DBAT2U	CFG_IBAT2U
469 #define CFG_DBAT3L	CFG_IBAT3L
470 #define CFG_DBAT3U	CFG_IBAT3U
471 #define CFG_DBAT4L	CFG_IBAT4L
472 #define CFG_DBAT4U	CFG_IBAT4U
473 #define CFG_DBAT5L	CFG_IBAT5L
474 #define CFG_DBAT5U	CFG_IBAT5U
475 #define CFG_DBAT6L	CFG_IBAT6L
476 #define CFG_DBAT6U	CFG_IBAT6U
477 #define CFG_DBAT7L	CFG_IBAT7L
478 #define CFG_DBAT7U	CFG_IBAT7U
479 
480 /*
481  * Internal Definitions
482  *
483  * Boot Flags
484  */
485 #define BOOTFLAG_COLD		0x01	/* Normal Power-On: Boot from FLASH */
486 #define BOOTFLAG_WARM		0x02	/* Software reboot */
487 
488 #if defined(CONFIG_CMD_KGDB)
489 #define CONFIG_KGDB_BAUDRATE	230400	/* speed of kgdb serial port */
490 #define CONFIG_KGDB_SER_INDEX	2	/* which serial port to use */
491 #endif
492 
493 /*
494  * Environment Configuration
495  */
496 
497 #define CONFIG_LOADADDR		400000	/* default location for tftp and bootm */
498 
499 #define CONFIG_BOOTDELAY	6	/* -1 disables auto-boot */
500 #undef  CONFIG_BOOTARGS			/* the boot command will set bootargs */
501 
502 #define CONFIG_BAUDRATE		115200
503 
504 #define CONFIG_PREBOOT	"echo;"	\
505 	"echo Type \\\"run flash_nfs\\\" to mount root filesystem over NFS;" \
506 	"echo"
507 
508 #undef	CONFIG_BOOTARGS
509 
510 #define	CONFIG_EXTRA_ENV_SETTINGS					\
511 	"netdev=eth0\0"							\
512 	"hostname=tqm834x\0"						\
513 	"nfsargs=setenv bootargs root=/dev/nfs rw "			\
514 		"nfsroot=${serverip}:${rootpath}\0"			\
515 	"ramargs=setenv bootargs root=/dev/ram rw\0"			\
516 	"addip=setenv bootargs ${bootargs} "				\
517 		"ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}"	\
518 		":${hostname}:${netdev}:off panic=1\0"			\
519 	"addtty=setenv bootargs ${bootargs} console=ttyS0,${baudrate}\0"\
520 	"flash_nfs=run nfsargs addip addtty;"				\
521 		"bootm ${kernel_addr}\0"				\
522 	"flash_self=run ramargs addip addtty;"				\
523 		"bootm ${kernel_addr} ${ramdisk_addr}\0"		\
524 	"net_nfs=tftp 400000 ${bootfile};run nfsargs addip addtty;"     \
525 		"bootm\0"						\
526 	"rootpath=/opt/eldk/ppc_6xx\0"					\
527 	"bootfile=/tftpboot/tqm834x/uImage\0"				\
528 	"kernel_addr=80060000\0"					\
529 	"ramdisk_addr=80160000\0"					\
530 	"load=tftp 100000 /tftpboot/tqm834x/u-boot.bin\0"		\
531 	"update=protect off 80000000 8003ffff; "			\
532 		"era 80000000 8003ffff; cp.b 100000 80000000 40000\0"	\
533 	"upd=run load update\0"						\
534 	""
535 
536 #define CONFIG_BOOTCOMMAND	"run flash_self"
537 
538 /*
539  * JFFS2 partitions
540  */
541 /* mtdparts command line support */
542 #define CONFIG_JFFS2_CMDLINE
543 #define MTDIDS_DEFAULT		"nor0=TQM834x-0"
544 
545 /* default mtd partition table */
546 #define MTDPARTS_DEFAULT	"mtdparts=TQM834x-0:256k(u-boot),256k(env),"\
547 						"1m(kernel),2m(initrd),"\
548 						"-(user);"\
549 
550 #endif	/* __CONFIG_H */
551