xref: /rk3399_rockchip-uboot/include/configs/MPC8568MDS.h (revision 9c02defc29b57945b600714cf61ddfd02b02fb14)
1 /*
2  * Copyright 2004-2007 Freescale Semiconductor.
3  *
4  * See file CREDITS for list of people who contributed to this
5  * project.
6  *
7  * This program is free software; you can redistribute it and/or
8  * modify it under the terms of the GNU General Public License as
9  * published by the Free Software Foundation; either version 2 of
10  * the License, or (at your option) any later version.
11  *
12  * This program is distributed in the hope that it will be useful,
13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.	 See the
15  * GNU General Public License for more details.
16  *
17  * You should have received a copy of the GNU General Public License
18  * along with this program; if not, write to the Free Software
19  * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
20  * MA 02111-1307 USA
21  */
22 
23 /*
24  * mpc8568mds board configuration file
25  */
26 #ifndef __CONFIG_H
27 #define __CONFIG_H
28 
29 /* High Level Configuration Options */
30 #define CONFIG_BOOKE		1	/* BOOKE */
31 #define CONFIG_E500		1	/* BOOKE e500 family */
32 #define CONFIG_MPC85xx		1	/* MPC8540/60/55/41/48/68 */
33 #define CONFIG_MPC8568		1	/* MPC8568 specific */
34 #define CONFIG_MPC8568MDS	1	/* MPC8568MDS board specific */
35 
36 #define CONFIG_PCI
37 #define CONFIG_TSEC_ENET 		/* tsec ethernet support */
38 #define CONFIG_QE			/* Enable QE */
39 #define CONFIG_ENV_OVERWRITE
40 #define CONFIG_SPD_EEPROM		/* Use SPD EEPROM for DDR setup*/
41 #define CONFIG_DDR_DLL			/* possible DLL fix needed */
42 /*#define CONFIG_DDR_2T_TIMING		 Sets the 2T timing bit */
43 
44 /*#define CONFIG_DDR_ECC*/			/* only for ECC DDR module */
45 /*#define CONFIG_ECC_INIT_VIA_DDRCONTROLLER*/	/* DDR controller or DMA? */
46 #define CONFIG_MEM_INIT_VALUE		0xDeadBeef
47 
48 
49 /*
50  * When initializing flash, if we cannot find the manufacturer ID,
51  * assume this is the AMD flash associated with the MDS board.
52  * This allows booting from a promjet.
53  */
54 #define CONFIG_ASSUME_AMD_FLASH
55 
56 #define MPC85xx_DDR_SDRAM_CLK_CNTL	/* 85xx has clock control reg */
57 
58 #ifndef __ASSEMBLY__
59 extern unsigned long get_clock_freq(void);
60 #endif						  /*Replace a call to get_clock_freq (after it is implemented)*/
61 #define CONFIG_SYS_CLK_FREQ	66000000 /*TODO: restore if wanting to read from BCSR: get_clock_freq()*/ /* sysclk for MPC85xx */
62 
63 /*
64  * These can be toggled for performance analysis, otherwise use default.
65  */
66 /*#define CONFIG_L2_CACHE*/		    	    /* toggle L2 cache 	*/
67 #define CONFIG_BTB						/* toggle branch predition */
68 #define CONFIG_ADDR_STREAMING		    /* toggle addr streaming   */
69 
70 /*
71  * Only possible on E500 Version 2 or newer cores.
72  */
73 #define CONFIG_ENABLE_36BIT_PHYS	1
74 
75 
76 #define CONFIG_BOARD_EARLY_INIT_F	1	/* Call board_pre_init */
77 
78 #undef	CFG_DRAM_TEST			/* memory test, takes time */
79 #define CFG_MEMTEST_START	0x00200000	/* memtest works on */
80 #define CFG_MEMTEST_END		0x00400000
81 
82 /*
83  * Base addresses -- Note these are effective addresses where the
84  * actual resources get mapped (not physical addresses)
85  */
86 #define CFG_CCSRBAR_DEFAULT 	0xff700000	/* CCSRBAR Default */
87 #define CFG_CCSRBAR		0xe0000000	/* relocated CCSRBAR */
88 #define CFG_IMMR		CFG_CCSRBAR	/* PQII uses CFG_IMMR */
89 
90 /*
91  * DDR Setup
92  */
93 #define CFG_DDR_SDRAM_BASE	0x00000000	/* DDR is system memory*/
94 #define CFG_SDRAM_BASE		CFG_DDR_SDRAM_BASE
95 
96 #define SPD_EEPROM_ADDRESS	0x51		/* DDR DIMM */
97 
98 /*
99  * Make sure required options are set
100  */
101 #ifndef CONFIG_SPD_EEPROM
102 #error ("CONFIG_SPD_EEPROM is required")
103 #endif
104 
105 #undef CONFIG_CLOCKS_IN_MHZ
106 
107 
108 /*
109  * Local Bus Definitions
110  */
111 
112 /*
113  * FLASH on the Local Bus
114  * Two banks, 8M each, using the CFI driver.
115  * Boot from BR0/OR0 bank at 0xff00_0000
116  * Alternate BR1/OR1 bank at 0xff80_0000
117  *
118  * BR0, BR1:
119  *    Base address 0 = 0xff00_0000 = BR0[0:16] = 1111 1111 0000 0000 0
120  *    Base address 1 = 0xff80_0000 = BR1[0:16] = 1111 1111 1000 0000 0
121  *    Port Size = 16 bits = BRx[19:20] = 10
122  *    Use GPCM = BRx[24:26] = 000
123  *    Valid = BRx[31] = 1
124  *
125  * 0    4    8    12   16   20   24   28
126  * 1111 1111 1000 0000 0001 0000 0000 0001 = ff801001    BR0
127  * 1111 1111 0000 0000 0001 0000 0000 0001 = ff001001    BR1
128  *
129  * OR0, OR1:
130  *    Addr Mask = 8M = ORx[0:16] = 1111 1111 1000 0000 0
131  *    Reserved ORx[17:18] = 11, confusion here?
132  *    CSNT = ORx[20] = 1
133  *    ACS = half cycle delay = ORx[21:22] = 11
134  *    SCY = 6 = ORx[24:27] = 0110
135  *    TRLX = use relaxed timing = ORx[29] = 1
136  *    EAD = use external address latch delay = OR[31] = 1
137  *
138  * 0    4    8    12   16   20   24   28
139  * 1111 1111 1000 0000 0110 1110 0110 0101 = ff806e65    ORx
140  */
141 #define CFG_BCSR_BASE		0xf8000000
142 
143 #define CFG_FLASH_BASE		0xfe000000	/* start of FLASH 32M */
144 
145 /*Chip select 0 - Flash*/
146 #define CFG_BR0_PRELIM		0xfe001001
147 #define	CFG_OR0_PRELIM		0xfe006ff7
148 
149 /*Chip slelect 1 - BCSR*/
150 #define CFG_BR1_PRELIM		0xf8000801
151 #define	CFG_OR1_PRELIM		0xffffe9f7
152 
153 /*#define CFG_FLASH_BANKS_LIST	{0xff800000, CFG_FLASH_BASE} */
154 #define CFG_MAX_FLASH_BANKS		1		/* number of banks */
155 #define CFG_MAX_FLASH_SECT		512		/* sectors per device */
156 #undef	CFG_FLASH_CHECKSUM
157 #define CFG_FLASH_ERASE_TOUT	60000	/* Flash Erase Timeout (ms) */
158 #define CFG_FLASH_WRITE_TOUT	500		/* Flash Write Timeout (ms) */
159 
160 #define CFG_MONITOR_BASE    	TEXT_BASE	/* start of monitor */
161 
162 #define CFG_FLASH_CFI_DRIVER
163 #define CFG_FLASH_CFI
164 #define CFG_FLASH_EMPTY_INFO
165 
166 
167 /*
168  * SDRAM on the LocalBus
169  */
170 #define CFG_LBC_SDRAM_BASE	0xf0000000	/* Localbus SDRAM	 */
171 #define CFG_LBC_SDRAM_SIZE	64			/* LBC SDRAM is 64MB */
172 
173 
174 /*Chip select 2 - SDRAM*/
175 #define CFG_BR2_PRELIM      0xf0001861
176 #define CFG_OR2_PRELIM		0xfc006901
177 
178 #define CFG_LBC_LCRR		0x00030004    	/* LB clock ratio reg */
179 #define CFG_LBC_LBCR		0x00000000    	/* LB config reg */
180 #define CFG_LBC_LSRT		0x20000000  	/* LB sdram refresh timer */
181 #define CFG_LBC_MRTPR		0x00000000  	/* LB refresh timer prescal*/
182 
183 /*
184  * LSDMR masks
185  */
186 #define CFG_LBC_LSDMR_RFEN	(1 << (31 -  1))
187 #define CFG_LBC_LSDMR_BSMA1516	(3 << (31 - 10))
188 #define CFG_LBC_LSDMR_BSMA1617	(4 << (31 - 10))
189 #define CFG_LBC_LSDMR_RFCR16	(7 << (31 - 16))
190 #define CFG_LBC_LSDMR_PRETOACT7	(7 << (31 - 19))
191 #define CFG_LBC_LSDMR_ACTTORW7	(7 << (31 - 22))
192 #define CFG_LBC_LSDMR_ACTTORW6	(6 << (31 - 22))
193 #define CFG_LBC_LSDMR_BL8	(1 << (31 - 23))
194 #define CFG_LBC_LSDMR_WRC4	(0 << (31 - 27))
195 #define CFG_LBC_LSDMR_CL3	(3 << (31 - 31))
196 
197 #define CFG_LBC_LSDMR_OP_NORMAL	(0 << (31 - 4))
198 #define CFG_LBC_LSDMR_OP_ARFRSH	(1 << (31 - 4))
199 #define CFG_LBC_LSDMR_OP_SRFRSH	(2 << (31 - 4))
200 #define CFG_LBC_LSDMR_OP_MRW	(3 << (31 - 4))
201 #define CFG_LBC_LSDMR_OP_PRECH	(4 << (31 - 4))
202 #define CFG_LBC_LSDMR_OP_PCHALL	(5 << (31 - 4))
203 #define CFG_LBC_LSDMR_OP_ACTBNK	(6 << (31 - 4))
204 #define CFG_LBC_LSDMR_OP_RWINV	(7 << (31 - 4))
205 
206 /*
207  * Common settings for all Local Bus SDRAM commands.
208  * At run time, either BSMA1516 (for CPU 1.1)
209  *                  or BSMA1617 (for CPU 1.0) (old)
210  * is OR'ed in too.
211  */
212 #define CFG_LBC_LSDMR_COMMON	( CFG_LBC_LSDMR_RFCR16		\
213 				| CFG_LBC_LSDMR_PRETOACT7	\
214 				| CFG_LBC_LSDMR_ACTTORW7	\
215 				| CFG_LBC_LSDMR_BL8		\
216 				| CFG_LBC_LSDMR_WRC4		\
217 				| CFG_LBC_LSDMR_CL3		\
218 				| CFG_LBC_LSDMR_RFEN		\
219 				)
220 
221 /*
222  * The bcsr registers are connected to CS3 on MDS.
223  * The new memory map places bcsr at 0xf8000000.
224  *
225  * For BR3, need:
226  *    Base address of 0xf8000000 = BR[0:16] = 1111 1000 0000 0000 0
227  *    port-size = 8-bits  = BR[19:20] = 01
228  *    no parity checking  = BR[21:22] = 00
229  *    GPMC for MSEL       = BR[24:26] = 000
230  *    Valid               = BR[31]    = 1
231  *
232  * 0    4    8    12   16   20   24   28
233  * 1111 1000 0000 0000 0000 1000 0000 0001 = f8000801
234  *
235  * For OR3, need:
236  *    1 MB mask for AM,   OR[0:16]  = 1111 1111 1111 0000 0
237  *    disable buffer ctrl OR[19]    = 0
238  *    CSNT                OR[20]    = 1
239  *    ACS                 OR[21:22] = 11
240  *    XACS                OR[23]    = 1
241  *    SCY 15 wait states  OR[24:27] = 1111	max is suboptimal but safe
242  *    SETA                OR[28]    = 0
243  *    TRLX                OR[29]    = 1
244  *    EHTR                OR[30]    = 1
245  *    EAD extra time      OR[31]    = 1
246  *
247  * 0    4    8    12   16   20   24   28
248  * 1111 1111 1111 0000 0000 1111 1111 0111 = fff00ff7
249  */
250 #define CFG_BCSR (0xf8000000)
251 
252 /*Chip slelect 4 - PIB*/
253 #define CFG_BR4_PRELIM   0xf8008801
254 #define CFG_OR4_PRELIM   0xffffe9f7
255 
256 /*Chip select 5 - PIB*/
257 #define CFG_BR5_PRELIM	 0xf8010801
258 #define CFG_OR5_PRELIM	 0xffff69f7
259 
260 #define CONFIG_L1_INIT_RAM
261 #define CFG_INIT_RAM_LOCK 	1
262 #define CFG_INIT_RAM_ADDR	0xe4010000	/* Initial RAM address */
263 #define CFG_INIT_RAM_END    	0x4000	    /* End of used area in RAM */
264 
265 #define CFG_GBL_DATA_SIZE  	128	    /* num bytes initial data */
266 #define CFG_GBL_DATA_OFFSET	(CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE)
267 #define CFG_INIT_SP_OFFSET	CFG_GBL_DATA_OFFSET
268 
269 #define CFG_MONITOR_LEN	    	(256 * 1024) /* Reserve 256 kB for Mon */
270 #define CFG_MALLOC_LEN	    	(128 * 1024)	/* Reserved for malloc */
271 
272 /* Serial Port */
273 #define CONFIG_CONS_INDEX		1
274 #undef	CONFIG_SERIAL_SOFTWARE_FIFO
275 #define CFG_NS16550
276 #define CFG_NS16550_SERIAL
277 #define CFG_NS16550_REG_SIZE    1
278 #define CFG_NS16550_CLK		get_bus_freq(0)
279 
280 #define CFG_BAUDRATE_TABLE  \
281 	{300, 600, 1200, 2400, 4800, 9600, 19200, 38400,115200}
282 
283 #define CFG_NS16550_COM1        (CFG_CCSRBAR+0x4500)
284 #define CFG_NS16550_COM2        (CFG_CCSRBAR+0x4600)
285 
286 /* Use the HUSH parser*/
287 #define CFG_HUSH_PARSER
288 #ifdef  CFG_HUSH_PARSER
289 #define CFG_PROMPT_HUSH_PS2 "> "
290 #endif
291 
292 /* pass open firmware flat tree */
293 #define CONFIG_OF_FLAT_TREE	1
294 #define CONFIG_OF_BOARD_SETUP	1
295 
296 /* maximum size of the flat tree (8K) */
297 #define OF_FLAT_TREE_MAX_SIZE	8192
298 
299 #define OF_CPU			"PowerPC,8568@0"
300 #define OF_SOC			"soc8568@e0000000"
301 #define OF_QE			"qe@e0080000"
302 #define OF_TBCLK		(bd->bi_busfreq / 8)
303 #define OF_STDOUT_PATH		"/soc8568@e0000000/serial@4600"
304 
305 /*
306  * I2C
307  */
308 #define CONFIG_FSL_I2C		/* Use FSL common I2C driver */
309 #define CONFIG_HARD_I2C		/* I2C with hardware support*/
310 #undef	CONFIG_SOFT_I2C			/* I2C bit-banged */
311 #define CONFIG_I2C_MULTI_BUS
312 #define CONFIG_I2C_CMD_TREE
313 #define CFG_I2C_SPEED		400000	/* I2C speed and slave address */
314 #define CFG_I2C_EEPROM_ADDR	0x52
315 #define CFG_I2C_SLAVE		0x7F
316 #define CFG_I2C_NOPROBES        {{0,0x69}}	/* Don't probe these addrs */
317 #define CFG_I2C_OFFSET		0x3000
318 #define CFG_I2C2_OFFSET		0x3100
319 
320 /*
321  * General PCI
322  * Memory Addresses are mapped 1-1. I/O is mapped from 0
323  */
324 #define CFG_PCI1_MEM_BASE	0x80000000
325 #define CFG_PCI1_MEM_PHYS	CFG_PCI1_MEM_BASE
326 #define CFG_PCI1_MEM_SIZE	0x20000000	/* 512M */
327 #define CFG_PCI1_IO_BASE	0x00000000
328 #define CFG_PCI1_IO_PHYS	0xe2000000
329 #define CFG_PCI1_IO_SIZE	0x00800000	/* 8M */
330 
331 #define CFG_PEX_MEM_BASE	0xa0000000
332 #define CFG_PEX_MEM_PHYS	CFG_PEX_MEM_BASE
333 #define CFG_PEX_MEM_SIZE	0x10000000	/* 256M */
334 #define CFG_PEX_IO_BASE		0x00000000
335 #define CFG_PEX_IO_PHYS		0xe2800000
336 #define CFG_PEX_IO_SIZE		0x00800000	/* 8M */
337 
338 #define CFG_SRIO_MEM_BASE	0xc0000000
339 
340 #if defined(CONFIG_PCI)
341 
342 #define CONFIG_NET_MULTI
343 #define CONFIG_PCI_PNP	               	/* do pci plug-and-play */
344 
345 #ifdef CONFIG_QE
346 /*
347  * QE UEC ethernet configuration
348  */
349 #define CONFIG_UEC_ETH
350 #ifndef CONFIG_TSEC_ENET
351 #define CONFIG_ETHPRIME         "FSL UEC0"
352 #endif
353 #define CONFIG_PHY_MODE_NEED_CHANGE
354 #define CONFIG_eTSEC_MDIO_BUS
355 
356 #ifdef CONFIG_eTSEC_MDIO_BUS
357 #define CONFIG_MIIM_ADDRESS 	0xE0024520
358 #endif
359 
360 #define CONFIG_UEC_ETH1         /* GETH1 */
361 
362 #ifdef CONFIG_UEC_ETH1
363 #define CFG_UEC1_UCC_NUM        0       /* UCC1 */
364 #define CFG_UEC1_RX_CLK         QE_CLK_NONE
365 #define CFG_UEC1_TX_CLK         QE_CLK16
366 #define CFG_UEC1_ETH_TYPE       GIGA_ETH
367 #define CFG_UEC1_PHY_ADDR       7
368 #define CFG_UEC1_INTERFACE_MODE ENET_1000_GMII
369 #endif
370 
371 #define CONFIG_UEC_ETH2         /* GETH2 */
372 
373 #ifdef CONFIG_UEC_ETH2
374 #define CFG_UEC2_UCC_NUM        1       /* UCC2 */
375 #define CFG_UEC2_RX_CLK         QE_CLK_NONE
376 #define CFG_UEC2_TX_CLK         QE_CLK16
377 #define CFG_UEC2_ETH_TYPE       GIGA_ETH
378 #define CFG_UEC2_PHY_ADDR       1
379 #define CFG_UEC2_INTERFACE_MODE ENET_1000_GMII
380 #endif
381 #endif /* CONFIG_QE */
382 
383 #undef CONFIG_EEPRO100
384 #undef CONFIG_TULIP
385 
386 #undef CONFIG_PCI_SCAN_SHOW		/* show pci devices on startup */
387 #define CFG_PCI_SUBSYS_VENDORID 0x1057  /* Motorola */
388 
389 #endif	/* CONFIG_PCI */
390 
391 #ifndef CONFIG_NET_MULTI
392 #define CONFIG_NET_MULTI 	1
393 #endif
394 
395 #if defined(CONFIG_TSEC_ENET)
396 
397 #define CONFIG_MII		1	/* MII PHY management */
398 #define CONFIG_TSEC1	1
399 #define CONFIG_TSEC1_NAME	"eTSEC0"
400 #define CONFIG_TSEC2	1
401 #define CONFIG_TSEC2_NAME	"eTSEC1"
402 
403 #define TSEC1_PHY_ADDR		2
404 #define TSEC2_PHY_ADDR		3
405 
406 #define TSEC1_PHYIDX		0
407 #define TSEC2_PHYIDX		0
408 
409 #define TSEC1_FLAGS		TSEC_GIGABIT
410 #define TSEC2_FLAGS		TSEC_GIGABIT
411 
412 /* Options are: eTSEC[0-1] */
413 #define CONFIG_ETHPRIME		"eTSEC0"
414 
415 #endif	/* CONFIG_TSEC_ENET */
416 
417 /*
418  * Environment
419  */
420 #define CFG_ENV_IS_IN_FLASH	1
421 #define CFG_ENV_ADDR		(CFG_MONITOR_BASE + 0x40000)
422 #define CFG_ENV_SECT_SIZE	0x40000	/* 256K(one sector) for env */
423 #define CFG_ENV_SIZE		0x2000
424 
425 #define CONFIG_LOADS_ECHO	1	/* echo on for serial download */
426 #define CFG_LOADS_BAUD_CHANGE	1	/* allow baudrate change */
427 
428 
429 /*
430  * BOOTP options
431  */
432 #define CONFIG_BOOTP_BOOTFILESIZE
433 #define CONFIG_BOOTP_BOOTPATH
434 #define CONFIG_BOOTP_GATEWAY
435 #define CONFIG_BOOTP_HOSTNAME
436 
437 
438 /*
439  * Command line configuration.
440  */
441 #include <config_cmd_default.h>
442 
443 #define CONFIG_CMD_PING
444 #define CONFIG_CMD_I2C
445 #define CONFIG_CMD_MII
446 
447 #if defined(CONFIG_PCI)
448     #define CONFIG_CMD_PCI
449 #endif
450 
451 
452 #undef CONFIG_WATCHDOG			/* watchdog disabled */
453 
454 /*
455  * Miscellaneous configurable options
456  */
457 #define CFG_LONGHELP			/* undef to save memory	*/
458 #define CFG_LOAD_ADDR	0x2000000	/* default load address */
459 #define CFG_PROMPT	"=> "		/* Monitor Command Prompt */
460 #if defined(CONFIG_CMD_KGDB)
461 #define CFG_CBSIZE	1024		/* Console I/O Buffer Size */
462 #else
463 #define CFG_CBSIZE	256			/* Console I/O Buffer Size */
464 #endif
465 #define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print Buffer Size */
466 #define CFG_MAXARGS	16		/* max number of command args */
467 #define CFG_BARGSIZE	CFG_CBSIZE	/* Boot Argument Buffer Size */
468 #define CFG_HZ		1000		/* decrementer freq: 1ms ticks */
469 
470 /*
471  * For booting Linux, the board info and command line data
472  * have to be in the first 8 MB of memory, since this is
473  * the maximum mapped by the Linux kernel during initialization.
474  */
475 #define CFG_BOOTMAPSZ	(8 << 20) 	/* Initial Memory map for Linux*/
476 
477 /* Cache Configuration */
478 #define CFG_DCACHE_SIZE	32768
479 #define CFG_CACHELINE_SIZE	32
480 #if defined(CONFIG_CMD_KGDB)
481 #define CFG_CACHELINE_SHIFT	5	/*log base 2 of the above value*/
482 #endif
483 
484 /*
485  * Internal Definitions
486  *
487  * Boot Flags
488  */
489 #define BOOTFLAG_COLD	0x01		/* Normal Power-On: Boot from FLASH */
490 #define BOOTFLAG_WARM	0x02		/* Software reboot */
491 
492 #if defined(CONFIG_CMD_KGDB)
493 #define CONFIG_KGDB_BAUDRATE	230400	/* speed to run kgdb serial port */
494 #define CONFIG_KGDB_SER_INDEX	2	/* which serial port to use */
495 #endif
496 
497 /*
498  * Environment Configuration
499  */
500 
501 /* The mac addresses for all ethernet interface */
502 #if defined(CONFIG_TSEC_ENET) || defined(CONFIG_UEC_ETH)
503 #define CONFIG_HAS_ETH0
504 #define CONFIG_ETHADDR   00:E0:0C:00:00:FD
505 #define CONFIG_HAS_ETH1
506 #define CONFIG_ETH1ADDR  00:E0:0C:00:01:FD
507 #define CONFIG_HAS_ETH2
508 #define CONFIG_ETH2ADDR  00:E0:0C:00:02:FD
509 #define CONFIG_HAS_ETH3
510 #define CONFIG_ETH3ADDR  00:E0:0C:00:03:FD
511 #endif
512 
513 #define CONFIG_IPADDR    192.168.1.253
514 
515 #define CONFIG_HOSTNAME  unknown
516 #define CONFIG_ROOTPATH  /nfsroot
517 #define CONFIG_BOOTFILE  your.uImage
518 
519 #define CONFIG_SERVERIP  192.168.1.1
520 #define CONFIG_GATEWAYIP 192.168.1.1
521 #define CONFIG_NETMASK   255.255.255.0
522 
523 #define CONFIG_LOADADDR  200000   /*default location for tftp and bootm*/
524 
525 #define CONFIG_BOOTDELAY 10       /* -1 disables auto-boot */
526 #undef  CONFIG_BOOTARGS           /* the boot command will set bootargs*/
527 
528 #define CONFIG_BAUDRATE	115200
529 
530 #define	CONFIG_EXTRA_ENV_SETTINGS				        \
531    "netdev=eth0\0"                                                      \
532    "consoledev=ttyS0\0"                                                 \
533    "ramdiskaddr=600000\0"                                               \
534    "ramdiskfile=your.ramdisk.u-boot\0"					\
535    "fdtaddr=400000\0"							\
536    "fdtfile=your.fdt.dtb\0"						\
537    "nfsargs=setenv bootargs root=/dev/nfs rw "				\
538       "nfsroot=$serverip:$rootpath "					\
539       "ip=$ipaddr:$serverip:$gatewayip:$netmask:$hostname:$netdev:off " \
540       "console=$consoledev,$baudrate $othbootargs\0"			\
541    "ramargs=setenv bootargs root=/dev/ram rw "				\
542       "console=$consoledev,$baudrate $othbootargs\0"			\
543 
544 
545 #define CONFIG_NFSBOOTCOMMAND	                                        \
546    "run nfsargs;"							\
547    "tftp $loadaddr $bootfile;"                                          \
548    "tftp $fdtaddr $fdtfile;"						\
549    "bootm $loadaddr - $fdtaddr"
550 
551 
552 #define CONFIG_RAMBOOTCOMMAND \
553    "run ramargs;"							\
554    "tftp $ramdiskaddr $ramdiskfile;"                                    \
555    "tftp $loadaddr $bootfile;"                                          \
556    "bootm $loadaddr $ramdiskaddr"
557 
558 #define CONFIG_BOOTCOMMAND  CONFIG_NFSBOOTCOMMAND
559 
560 #endif	/* __CONFIG_H */
561