summaryrefslogtreecommitdiff
path: root/include/configs/MPC8568MDS.h
blob: c9a15395c3233381dec2ad65c4ee14b96dcc7c02 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
/*
 * Copyright 2004-2007, 2010-2011 Freescale Semiconductor.
 *
 * SPDX-License-Identifier:	GPL-2.0+
 */

/*
 * mpc8568mds board configuration file
 */
#ifndef __CONFIG_H
#define __CONFIG_H

/* High Level Configuration Options */
#define CONFIG_BOOKE		1	/* BOOKE */
#define CONFIG_E500		1	/* BOOKE e500 family */
#define CONFIG_MPC85xx		1	/* MPC8540/60/55/41/48/68 */
#define CONFIG_MPC8568		1	/* MPC8568 specific */
#define CONFIG_MPC8568MDS	1	/* MPC8568MDS board specific */

#define	CONFIG_SYS_TEXT_BASE	0xfff80000

#define CONFIG_SYS_SRIO
#define CONFIG_SRIO1			/* SRIO port 1 */

#define CONFIG_PCI		1	/* Enable PCI/PCIE */
#define CONFIG_PCI1		1	/* PCI controller */
#define CONFIG_PCIE1		1	/* PCIE controller */
#define CONFIG_FSL_PCI_INIT	1	/* use common fsl pci init code */
#define CONFIG_PCI_INDIRECT_BRIDGE 1	/* indirect PCI bridge support */
#define CONFIG_FSL_PCIE_RESET	1	/* need PCIe reset errata */
#define CONFIG_SYS_PCI_64BIT	1	/* enable 64-bit PCI resources */
#define CONFIG_TSEC_ENET		/* tsec ethernet support */
#define CONFIG_QE			/* Enable QE */
#define CONFIG_ENV_OVERWRITE
#define CONFIG_FSL_LAW		1	/* Use common FSL init code */

#ifndef __ASSEMBLY__
extern unsigned long get_clock_freq(void);
#endif						  /*Replace a call to get_clock_freq (after it is implemented)*/
#define CONFIG_SYS_CLK_FREQ	66000000 /*TODO: restore if wanting to read from BCSR: get_clock_freq()*/ /* sysclk for MPC85xx */

/*
 * These can be toggled for performance analysis, otherwise use default.
 */
#define CONFIG_L2_CACHE				/* toggle L2 cache	*/
#define CONFIG_BTB				/* toggle branch predition */

/*
 * Only possible on E500 Version 2 or newer cores.
 */
#define CONFIG_ENABLE_36BIT_PHYS	1


#define CONFIG_BOARD_EARLY_INIT_F	1	/* Call board_pre_init */

#define CONFIG_SYS_MEMTEST_START	0x00200000	/* memtest works on */
#define CONFIG_SYS_MEMTEST_END		0x00400000

#define CONFIG_SYS_CCSRBAR		0xe0000000
#define CONFIG_SYS_CCSRBAR_PHYS_LOW	CONFIG_SYS_CCSRBAR

/* DDR Setup */
#define CONFIG_FSL_DDR2
#undef CONFIG_FSL_DDR_INTERACTIVE
#define CONFIG_SPD_EEPROM		/* Use SPD EEPROM for DDR setup*/
#define CONFIG_DDR_SPD
#define CONFIG_ECC_INIT_VIA_DDRCONTROLLER	/* DDR controller or DMA? */

#define CONFIG_MEM_INIT_VALUE	0xDeadBeef

#define CONFIG_SYS_DDR_SDRAM_BASE	0x00000000	/* DDR is system memory*/
#define CONFIG_SYS_SDRAM_BASE		CONFIG_SYS_DDR_SDRAM_BASE

#define CONFIG_NUM_DDR_CONTROLLERS	1
#define CONFIG_DIMM_SLOTS_PER_CTLR	1
#define CONFIG_CHIP_SELECTS_PER_CTRL	(2 * CONFIG_DIMM_SLOTS_PER_CTLR)

/* I2C addresses of SPD EEPROMs */
#define SPD_EEPROM_ADDRESS	0x51	/* CTLR 0 DIMM 0 */

/* Make sure required options are set */
#ifndef CONFIG_SPD_EEPROM
#error ("CONFIG_SPD_EEPROM is required")
#endif

#undef CONFIG_CLOCKS_IN_MHZ

/*
 * Local Bus Definitions
 */

/*
 * FLASH on the Local Bus
 * Two banks, 8M each, using the CFI driver.
 * Boot from BR0/OR0 bank at 0xff00_0000
 * Alternate BR1/OR1 bank at 0xff80_0000
 *
 * BR0, BR1:
 *    Base address 0 = 0xff00_0000 = BR0[0:16] = 1111 1111 0000 0000 0
 *    Base address 1 = 0xff80_0000 = BR1[0:16] = 1111 1111 1000 0000 0
 *    Port Size = 16 bits = BRx[19:20] = 10
 *    Use GPCM = BRx[24:26] = 000
 *    Valid = BRx[31] = 1
 *
 * 0    4    8    12   16   20   24   28
 * 1111 1111 1000 0000 0001 0000 0000 0001 = ff801001    BR0
 * 1111 1111 0000 0000 0001 0000 0000 0001 = ff001001    BR1
 *
 * OR0, OR1:
 *    Addr Mask = 8M = ORx[0:16] = 1111 1111 1000 0000 0
 *    Reserved ORx[17:18] = 11, confusion here?
 *    CSNT = ORx[20] = 1
 *    ACS = half cycle delay = ORx[21:22] = 11
 *    SCY = 6 = ORx[24:27] = 0110
 *    TRLX = use relaxed timing = ORx[29] = 1
 *    EAD = use external address latch delay = OR[31] = 1
 *
 * 0    4    8    12   16   20   24   28
 * 1111 1111 1000 0000 0110 1110 0110 0101 = ff806e65    ORx
 */
#define CONFIG_SYS_BCSR_BASE		0xf8000000

#define CONFIG_SYS_FLASH_BASE		0xfe000000	/* start of FLASH 32M */

/*Chip select 0 - Flash*/
#define CONFIG_SYS_BR0_PRELIM		0xfe001001
#define	CONFIG_SYS_OR0_PRELIM		0xfe006ff7

/*Chip slelect 1 - BCSR*/
#define CONFIG_SYS_BR1_PRELIM		0xf8000801
#define	CONFIG_SYS_OR1_PRELIM		0xffffe9f7

/*#define CONFIG_SYS_FLASH_BANKS_LIST	{0xff800000, CONFIG_SYS_FLASH_BASE} */
#define CONFIG_SYS_MAX_FLASH_BANKS		1		/* number of banks */
#define CONFIG_SYS_MAX_FLASH_SECT		512		/* sectors per device */
#undef	CONFIG_SYS_FLASH_CHECKSUM
#define CONFIG_SYS_FLASH_ERASE_TOUT	60000	/* Flash Erase Timeout (ms) */
#define CONFIG_SYS_FLASH_WRITE_TOUT	500		/* Flash Write Timeout (ms) */

#define CONFIG_SYS_MONITOR_BASE	CONFIG_SYS_TEXT_BASE	/* start of monitor */

#define CONFIG_FLASH_CFI_DRIVER
#define CONFIG_SYS_FLASH_CFI
#define CONFIG_SYS_FLASH_EMPTY_INFO


/*
 * SDRAM on the LocalBus
 */
#define CONFIG_SYS_LBC_SDRAM_BASE	0xf0000000	/* Localbus SDRAM	 */
#define CONFIG_SYS_LBC_SDRAM_SIZE	64			/* LBC SDRAM is 64MB */


/*Chip select 2 - SDRAM*/
#define CONFIG_SYS_BR2_PRELIM      0xf0001861
#define CONFIG_SYS_OR2_PRELIM		0xfc006901

#define CONFIG_SYS_LBC_LCRR		0x00030004	/* LB clock ratio reg */
#define CONFIG_SYS_LBC_LBCR		0x00000000	/* LB config reg */
#define CONFIG_SYS_LBC_LSRT		0x20000000	/* LB sdram refresh timer */
#define CONFIG_SYS_LBC_MRTPR		0x00000000	/* LB refresh timer prescal*/

/*
 * Common settings for all Local Bus SDRAM commands.
 * At run time, either BSMA1516 (for CPU 1.1)
 *                  or BSMA1617 (for CPU 1.0) (old)
 * is OR'ed in too.
 */
#define CONFIG_SYS_LBC_LSDMR_COMMON	( LSDMR_RFCR16		\
				| LSDMR_PRETOACT7	\
				| LSDMR_ACTTORW7	\
				| LSDMR_BL8		\
				| LSDMR_WRC4		\
				| LSDMR_CL3		\
				| LSDMR_RFEN		\
				)

/*
 * The bcsr registers are connected to CS3 on MDS.
 * The new memory map places bcsr at 0xf8000000.
 *
 * For BR3, need:
 *    Base address of 0xf8000000 = BR[0:16] = 1111 1000 0000 0000 0
 *    port-size = 8-bits  = BR[19:20] = 01
 *    no parity checking  = BR[21:22] = 00
 *    GPMC for MSEL       = BR[24:26] = 000
 *    Valid               = BR[31]    = 1
 *
 * 0    4    8    12   16   20   24   28
 * 1111 1000 0000 0000 0000 1000 0000 0001 = f8000801
 *
 * For OR3, need:
 *    1 MB mask for AM,   OR[0:16]  = 1111 1111 1111 0000 0
 *    disable buffer ctrl OR[19]    = 0
 *    CSNT                OR[20]    = 1
 *    ACS                 OR[21:22] = 11
 *    XACS                OR[23]    = 1
 *    SCY 15 wait states  OR[24:27] = 1111	max is suboptimal but safe
 *    SETA                OR[28]    = 0
 *    TRLX                OR[29]    = 1
 *    EHTR                OR[30]    = 1
 *    EAD extra time      OR[31]    = 1
 *
 * 0    4    8    12   16   20   24   28
 * 1111 1111 1111 0000 0000 1111 1111 0111 = fff00ff7
 */
#define CONFIG_SYS_BCSR (0xf8000000)

/*Chip slelect 4 - PIB*/
#define CONFIG_SYS_BR4_PRELIM   0xf8008801
#define CONFIG_SYS_OR4_PRELIM   0xffffe9f7

/*Chip select 5 - PIB*/
#define CONFIG_SYS_BR5_PRELIM	 0xf8010801
#define CONFIG_SYS_OR5_PRELIM	 0xffff69f7

#define CONFIG_SYS_INIT_RAM_LOCK	1
#define CONFIG_SYS_INIT_RAM_ADDR	0xe4010000	/* Initial RAM address */
#define CONFIG_SYS_INIT_RAM_SIZE	0x4000	    /* Size of used area in RAM */

#define CONFIG_SYS_GBL_DATA_OFFSET	(CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
#define CONFIG_SYS_INIT_SP_OFFSET	CONFIG_SYS_GBL_DATA_OFFSET

#define CONFIG_SYS_MONITOR_LEN		(256 * 1024) /* Reserve 256 kB for Mon */
#define CONFIG_SYS_MALLOC_LEN		(128 * 1024)	/* Reserved for malloc */

/* Serial Port */
#define CONFIG_CONS_INDEX		1
#define CONFIG_SYS_NS16550
#define CONFIG_SYS_NS16550_SERIAL
#define CONFIG_SYS_NS16550_REG_SIZE    1
#define CONFIG_SYS_NS16550_CLK		get_bus_freq(0)

#define CONFIG_SYS_BAUDRATE_TABLE  \
	{300, 600, 1200, 2400, 4800, 9600, 19200, 38400,115200}

#define CONFIG_SYS_NS16550_COM1        (CONFIG_SYS_CCSRBAR+0x4500)
#define CONFIG_SYS_NS16550_COM2        (CONFIG_SYS_CCSRBAR+0x4600)

/* Use the HUSH parser*/
#define CONFIG_SYS_HUSH_PARSER
#ifdef  CONFIG_SYS_HUSH_PARSER
#endif

/* pass open firmware flat tree */
#define CONFIG_OF_LIBFDT		1
#define CONFIG_OF_BOARD_SETUP		1
#define CONFIG_OF_STDOUT_VIA_ALIAS	1

/*
 * I2C
 */
#define CONFIG_SYS_I2C
#define CONFIG_SYS_I2C_FSL
#define CONFIG_SYS_FSL_I2C_SPEED	400000
#define CONFIG_SYS_FSL_I2C_SLAVE	0x7F
#define CONFIG_SYS_FSL_I2C_OFFSET	0x3000
#define CONFIG_SYS_FSL_I2C2_SPEED	400000
#define CONFIG_SYS_FSL_I2C2_SLAVE	0x7F
#define CONFIG_SYS_FSL_I2C2_OFFSET	0x3100
#define CONFIG_SYS_I2C_NOPROBES		{ {0, 0x69} }
#define CONFIG_SYS_I2C_EEPROM_ADDR	0x52

/*
 * General PCI
 * Memory Addresses are mapped 1-1. I/O is mapped from 0
 */
#define CONFIG_SYS_PCI1_MEM_VIRT	0x80000000
#define CONFIG_SYS_PCI1_MEM_BUS	0x80000000
#define CONFIG_SYS_PCI1_MEM_PHYS	0x80000000
#define CONFIG_SYS_PCI1_MEM_SIZE	0x20000000	/* 512M */
#define CONFIG_SYS_PCI1_IO_VIRT	0xe2000000
#define CONFIG_SYS_PCI1_IO_BUS	0x00000000
#define CONFIG_SYS_PCI1_IO_PHYS	0xe2000000
#define CONFIG_SYS_PCI1_IO_SIZE	0x00800000	/* 8M */

#define CONFIG_SYS_PCIE1_NAME		"Slot"
#define CONFIG_SYS_PCIE1_MEM_VIRT	0xa0000000
#define CONFIG_SYS_PCIE1_MEM_BUS	0xa0000000
#define CONFIG_SYS_PCIE1_MEM_PHYS	0xa0000000
#define CONFIG_SYS_PCIE1_MEM_SIZE	0x20000000	/* 512M */
#define CONFIG_SYS_PCIE1_IO_VIRT	0xe2800000
#define CONFIG_SYS_PCIE1_IO_BUS	0x00000000
#define CONFIG_SYS_PCIE1_IO_PHYS	0xe2800000
#define CONFIG_SYS_PCIE1_IO_SIZE	0x00800000	/* 8M */

#define CONFIG_SYS_SRIO1_MEM_VIRT	0xC0000000
#define CONFIG_SYS_SRIO1_MEM_BUS	0xC0000000
#define CONFIG_SYS_SRIO1_MEM_PHYS	CONFIG_SYS_SRIO1_MEM_BUS
#define CONFIG_SYS_SRIO1_MEM_SIZE	0x20000000	/* 512M */

#ifdef CONFIG_QE
/*
 * QE UEC ethernet configuration
 */
#define CONFIG_UEC_ETH
#ifndef CONFIG_TSEC_ENET
#define CONFIG_ETHPRIME         "UEC0"
#endif
#define CONFIG_PHY_MODE_NEED_CHANGE
#define CONFIG_eTSEC_MDIO_BUS

#ifdef CONFIG_eTSEC_MDIO_BUS
#define CONFIG_MIIM_ADDRESS	0xE0024520
#endif

#define CONFIG_UEC_ETH1         /* GETH1 */

#ifdef CONFIG_UEC_ETH1
#define CONFIG_SYS_UEC1_UCC_NUM        0       /* UCC1 */
#define CONFIG_SYS_UEC1_RX_CLK         QE_CLK_NONE
#define CONFIG_SYS_UEC1_TX_CLK         QE_CLK16
#define CONFIG_SYS_UEC1_ETH_TYPE       GIGA_ETH
#define CONFIG_SYS_UEC1_PHY_ADDR       7
#define CONFIG_SYS_UEC1_INTERFACE_TYPE PHY_INTERFACE_MODE_RGMII_ID
#define CONFIG_SYS_UEC1_INTERFACE_SPEED 1000
#endif

#define CONFIG_UEC_ETH2         /* GETH2 */

#ifdef CONFIG_UEC_ETH2
#define CONFIG_SYS_UEC2_UCC_NUM        1       /* UCC2 */
#define CONFIG_SYS_UEC2_RX_CLK         QE_CLK_NONE
#define CONFIG_SYS_UEC2_TX_CLK         QE_CLK16
#define CONFIG_SYS_UEC2_ETH_TYPE       GIGA_ETH
#define CONFIG_SYS_UEC2_PHY_ADDR       1
#define CONFIG_SYS_UEC2_INTERFACE_TYPE PHY_INTERFACE_MODE_RGMII_ID
#define CONFIG_SYS_UEC2_INTERFACE_SPEED 1000
#endif
#endif /* CONFIG_QE */

#if defined(CONFIG_PCI)

#define CONFIG_PCI_PNP			/* do pci plug-and-play */

#undef CONFIG_EEPRO100
#undef CONFIG_TULIP

#undef CONFIG_PCI_SCAN_SHOW		/* show pci devices on startup */
#define CONFIG_SYS_PCI_SUBSYS_VENDORID 0x1057  /* Motorola */

#endif	/* CONFIG_PCI */

#if defined(CONFIG_TSEC_ENET)

#define CONFIG_MII		1	/* MII PHY management */
#define CONFIG_TSEC1	1
#define CONFIG_TSEC1_NAME	"eTSEC0"
#define CONFIG_TSEC2	1
#define CONFIG_TSEC2_NAME	"eTSEC1"

#define TSEC1_PHY_ADDR		2
#define TSEC2_PHY_ADDR		3

#define TSEC1_PHYIDX		0
#define TSEC2_PHYIDX		0

#define TSEC1_FLAGS		TSEC_GIGABIT
#define TSEC2_FLAGS		TSEC_GIGABIT

/* Options are: eTSEC[0-1] */
#define CONFIG_ETHPRIME		"eTSEC0"

#endif	/* CONFIG_TSEC_ENET */

/*
 * Environment
 */
#define CONFIG_ENV_IS_IN_FLASH	1
#define CONFIG_ENV_ADDR		(CONFIG_SYS_MONITOR_BASE + 0x40000)
#define CONFIG_ENV_SECT_SIZE	0x40000	/* 256K(one sector) for env */
#define CONFIG_ENV_SIZE		0x2000

#define CONFIG_LOADS_ECHO	1	/* echo on for serial download */
#define CONFIG_SYS_LOADS_BAUD_CHANGE	1	/* allow baudrate change */


/*
 * BOOTP options
 */
#define CONFIG_BOOTP_BOOTFILESIZE
#define CONFIG_BOOTP_BOOTPATH
#define CONFIG_BOOTP_GATEWAY
#define CONFIG_BOOTP_HOSTNAME


/*
 * Command line configuration.
 */
#include <config_cmd_default.h>

#define CONFIG_CMD_PING
#define CONFIG_CMD_I2C
#define CONFIG_CMD_MII
#define CONFIG_CMD_ELF
#define CONFIG_CMD_IRQ
#define CONFIG_CMD_SETEXPR
#define CONFIG_CMD_REGINFO

#if defined(CONFIG_PCI)
    #define CONFIG_CMD_PCI
#endif


#undef CONFIG_WATCHDOG			/* watchdog disabled */

/*
 * Miscellaneous configurable options
 */
#define CONFIG_SYS_LONGHELP			/* undef to save memory	*/
#define CONFIG_CMDLINE_EDITING			/* Command-line editing */
#define CONFIG_AUTO_COMPLETE			/* add autocompletion support */
#define CONFIG_SYS_LOAD_ADDR	0x2000000	/* default load address */
#if defined(CONFIG_CMD_KGDB)
#define CONFIG_SYS_CBSIZE	1024		/* Console I/O Buffer Size */
#else
#define CONFIG_SYS_CBSIZE	256			/* Console I/O Buffer Size */
#endif
#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16) /* Print Buffer Size */
#define CONFIG_SYS_MAXARGS	16		/* max number of command args */
#define CONFIG_SYS_BARGSIZE	CONFIG_SYS_CBSIZE	/* Boot Argument Buffer Size */

/*
 * For booting Linux, the board info and command line data
 * have to be in the first 64 MB of memory, since this is
 * the maximum mapped by the Linux kernel during initialization.
 */
#define CONFIG_SYS_BOOTMAPSZ	(64 << 20)	/* Initial Memory map for Linux*/
#define CONFIG_SYS_BOOTM_LEN	(64 << 20)	/* Increase max gunzip size */

#if defined(CONFIG_CMD_KGDB)
#define CONFIG_KGDB_BAUDRATE	230400	/* speed to run kgdb serial port */
#define CONFIG_KGDB_SER_INDEX	2	/* which serial port to use */
#endif

/*
 * Environment Configuration
 */

/* The mac addresses for all ethernet interface */
#if defined(CONFIG_TSEC_ENET) || defined(CONFIG_UEC_ETH)
#define CONFIG_HAS_ETH0
#define CONFIG_ETHADDR   00:E0:0C:00:00:FD
#define CONFIG_HAS_ETH1
#define CONFIG_ETH1ADDR  00:E0:0C:00:01:FD
#define CONFIG_HAS_ETH2
#define CONFIG_ETH2ADDR  00:E0:0C:00:02:FD
#define CONFIG_HAS_ETH3
#define CONFIG_ETH3ADDR  00:E0:0C:00:03:FD
#endif

#define CONFIG_IPADDR    192.168.1.253

#define CONFIG_HOSTNAME  unknown
#define CONFIG_ROOTPATH  "/nfsroot"
#define CONFIG_BOOTFILE  "your.uImage"

#define CONFIG_SERVERIP  192.168.1.1
#define CONFIG_GATEWAYIP 192.168.1.1
#define CONFIG_NETMASK   255.255.255.0

#define CONFIG_LOADADDR  200000   /*default location for tftp and bootm*/

#define CONFIG_BOOTDELAY 10       /* -1 disables auto-boot */
#undef  CONFIG_BOOTARGS           /* the boot command will set bootargs*/

#define CONFIG_BAUDRATE	115200

#define	CONFIG_EXTRA_ENV_SETTINGS				        \
   "netdev=eth0\0"                                                      \
   "consoledev=ttyS0\0"                                                 \
   "ramdiskaddr=600000\0"                                               \
   "ramdiskfile=your.ramdisk.u-boot\0"					\
   "fdtaddr=400000\0"							\
   "fdtfile=your.fdt.dtb\0"						\
   "nfsargs=setenv bootargs root=/dev/nfs rw "				\
      "nfsroot=$serverip:$rootpath "					\
      "ip=$ipaddr:$serverip:$gatewayip:$netmask:$hostname:$netdev:off " \
      "console=$consoledev,$baudrate $othbootargs\0"			\
   "ramargs=setenv bootargs root=/dev/ram rw "				\
      "console=$consoledev,$baudrate $othbootargs\0"			\


#define CONFIG_NFSBOOTCOMMAND	                                        \
   "run nfsargs;"							\
   "tftp $loadaddr $bootfile;"                                          \
   "tftp $fdtaddr $fdtfile;"						\
   "bootm $loadaddr - $fdtaddr"


#define CONFIG_RAMBOOTCOMMAND \
   "run ramargs;"							\
   "tftp $ramdiskaddr $ramdiskfile;"                                    \
   "tftp $loadaddr $bootfile;"                                          \
   "bootm $loadaddr $ramdiskaddr"

#define CONFIG_BOOTCOMMAND  CONFIG_NFSBOOTCOMMAND

#endif	/* __CONFIG_H */