xref: /openbmc/u-boot/include/configs/MPC8555CDS.h (revision 62a05573)
1 /*
2  * Copyright 2004 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  * mpc8555cds board configuration file
25  *
26  * Please refer to doc/README.mpc85xxcds for more info.
27  *
28  */
29 #ifndef __CONFIG_H
30 #define __CONFIG_H
31 
32 /* High Level Configuration Options */
33 #define CONFIG_BOOKE		1	/* BOOKE */
34 #define CONFIG_E500		1	/* BOOKE e500 family */
35 #define CONFIG_MPC85xx		1	/* MPC8540/60/55/41 */
36 #define CONFIG_CPM2		1	/* has CPM2 */
37 #define CONFIG_MPC8555		1	/* MPC8555 specific */
38 #define CONFIG_MPC8555CDS	1	/* MPC8555CDS board specific */
39 
40 #define CONFIG_PCI
41 #define CONFIG_SYS_PCI_64BIT	1	/* enable 64-bit PCI resources */
42 #define CONFIG_TSEC_ENET		/* tsec ethernet support */
43 #define CONFIG_ENV_OVERWRITE
44 #define CONFIG_FSL_LAW		1	/* Use common FSL init code */
45 
46 #define CONFIG_FSL_VIA
47 
48 
49 #ifndef __ASSEMBLY__
50 extern unsigned long get_clock_freq(void);
51 #endif
52 #define CONFIG_SYS_CLK_FREQ	get_clock_freq() /* sysclk for MPC85xx */
53 
54 /*
55  * These can be toggled for performance analysis, otherwise use default.
56  */
57 #define CONFIG_L2_CACHE			    /* toggle L2 cache	*/
58 #define CONFIG_BTB			    /* toggle branch predition */
59 
60 #define CONFIG_SYS_MEMTEST_START	0x00200000	/* memtest works on */
61 #define CONFIG_SYS_MEMTEST_END		0x00400000
62 
63 /*
64  * Base addresses -- Note these are effective addresses where the
65  * actual resources get mapped (not physical addresses)
66  */
67 #define CONFIG_SYS_CCSRBAR_DEFAULT	0xff700000	/* CCSRBAR Default */
68 #define CONFIG_SYS_CCSRBAR		0xe0000000	/* relocated CCSRBAR */
69 #define CONFIG_SYS_CCSRBAR_PHYS	CONFIG_SYS_CCSRBAR	/* physical addr of CCSRBAR */
70 #define CONFIG_SYS_IMMR		CONFIG_SYS_CCSRBAR	/* PQII uses CONFIG_SYS_IMMR */
71 
72 /* DDR Setup */
73 #define CONFIG_FSL_DDR1
74 #define CONFIG_SPD_EEPROM		/* Use SPD EEPROM for DDR setup*/
75 #define CONFIG_DDR_SPD
76 #undef CONFIG_FSL_DDR_INTERACTIVE
77 
78 #define CONFIG_MEM_INIT_VALUE		0xDeadBeef
79 
80 #define CONFIG_SYS_DDR_SDRAM_BASE	0x00000000	/* DDR is system memory*/
81 #define CONFIG_SYS_SDRAM_BASE		CONFIG_SYS_DDR_SDRAM_BASE
82 
83 #define CONFIG_NUM_DDR_CONTROLLERS	1
84 #define CONFIG_DIMM_SLOTS_PER_CTLR	1
85 #define CONFIG_CHIP_SELECTS_PER_CTRL	(2 * CONFIG_DIMM_SLOTS_PER_CTLR)
86 
87 /* I2C addresses of SPD EEPROMs */
88 #define SPD_EEPROM_ADDRESS	0x51	/* CTLR 0 DIMM 0 */
89 
90 /* Make sure required options are set */
91 #ifndef CONFIG_SPD_EEPROM
92 #error ("CONFIG_SPD_EEPROM is required by MPC85555CDS")
93 #endif
94 
95 #undef CONFIG_CLOCKS_IN_MHZ
96 
97 /*
98  * Local Bus Definitions
99  */
100 
101 /*
102  * FLASH on the Local Bus
103  * Two banks, 8M each, using the CFI driver.
104  * Boot from BR0/OR0 bank at 0xff00_0000
105  * Alternate BR1/OR1 bank at 0xff80_0000
106  *
107  * BR0, BR1:
108  *    Base address 0 = 0xff00_0000 = BR0[0:16] = 1111 1111 0000 0000 0
109  *    Base address 1 = 0xff80_0000 = BR1[0:16] = 1111 1111 1000 0000 0
110  *    Port Size = 16 bits = BRx[19:20] = 10
111  *    Use GPCM = BRx[24:26] = 000
112  *    Valid = BRx[31] = 1
113  *
114  * 0    4    8    12   16   20   24   28
115  * 1111 1111 1000 0000 0001 0000 0000 0001 = ff801001    BR0
116  * 1111 1111 0000 0000 0001 0000 0000 0001 = ff001001    BR1
117  *
118  * OR0, OR1:
119  *    Addr Mask = 8M = ORx[0:16] = 1111 1111 1000 0000 0
120  *    Reserved ORx[17:18] = 11, confusion here?
121  *    CSNT = ORx[20] = 1
122  *    ACS = half cycle delay = ORx[21:22] = 11
123  *    SCY = 6 = ORx[24:27] = 0110
124  *    TRLX = use relaxed timing = ORx[29] = 1
125  *    EAD = use external address latch delay = OR[31] = 1
126  *
127  * 0    4    8    12   16   20   24   28
128  * 1111 1111 1000 0000 0110 1110 0110 0101 = ff806e65    ORx
129  */
130 
131 #define CONFIG_SYS_FLASH_BASE		0xff000000	/* start of FLASH 8M */
132 
133 #define CONFIG_SYS_BR0_PRELIM		0xff801001
134 #define CONFIG_SYS_BR1_PRELIM		0xff001001
135 
136 #define	CONFIG_SYS_OR0_PRELIM		0xff806e65
137 #define	CONFIG_SYS_OR1_PRELIM		0xff806e65
138 
139 #define CONFIG_SYS_FLASH_BANKS_LIST	{0xff800000, CONFIG_SYS_FLASH_BASE}
140 #define CONFIG_SYS_MAX_FLASH_BANKS	2		/* number of banks */
141 #define CONFIG_SYS_MAX_FLASH_SECT	128		/* sectors per device */
142 #undef	CONFIG_SYS_FLASH_CHECKSUM
143 #define CONFIG_SYS_FLASH_ERASE_TOUT	60000	/* Flash Erase Timeout (ms) */
144 #define CONFIG_SYS_FLASH_WRITE_TOUT	500	/* Flash Write Timeout (ms) */
145 
146 #define CONFIG_SYS_MONITOR_BASE	TEXT_BASE	/* start of monitor */
147 
148 #define CONFIG_FLASH_CFI_DRIVER
149 #define CONFIG_SYS_FLASH_CFI
150 #define CONFIG_SYS_FLASH_EMPTY_INFO
151 
152 
153 /*
154  * SDRAM on the Local Bus
155  */
156 #define CONFIG_SYS_LBC_SDRAM_BASE	0xf0000000	/* Localbus SDRAM */
157 #define CONFIG_SYS_LBC_SDRAM_SIZE	64		/* LBC SDRAM is 64MB */
158 
159 /*
160  * Base Register 2 and Option Register 2 configure SDRAM.
161  * The SDRAM base address, CONFIG_SYS_LBC_SDRAM_BASE, is 0xf0000000.
162  *
163  * For BR2, need:
164  *    Base address of 0xf0000000 = BR[0:16] = 1111 0000 0000 0000 0
165  *    port-size = 32-bits = BR2[19:20] = 11
166  *    no parity checking = BR2[21:22] = 00
167  *    SDRAM for MSEL = BR2[24:26] = 011
168  *    Valid = BR[31] = 1
169  *
170  * 0    4    8    12   16   20   24   28
171  * 1111 0000 0000 0000 0001 1000 0110 0001 = f0001861
172  *
173  * FIXME: CONFIG_SYS_LBC_SDRAM_BASE should be masked and OR'ed into
174  * FIXME: the top 17 bits of BR2.
175  */
176 
177 #define CONFIG_SYS_BR2_PRELIM          0xf0001861
178 
179 /*
180  * The SDRAM size in MB, CONFIG_SYS_LBC_SDRAM_SIZE, is 64.
181  *
182  * For OR2, need:
183  *    64MB mask for AM, OR2[0:7] = 1111 1100
184  *		   XAM, OR2[17:18] = 11
185  *    9 columns OR2[19-21] = 010
186  *    13 rows   OR2[23-25] = 100
187  *    EAD set for extra time OR[31] = 1
188  *
189  * 0    4    8    12   16   20   24   28
190  * 1111 1100 0000 0000 0110 1001 0000 0001 = fc006901
191  */
192 
193 #define CONFIG_SYS_OR2_PRELIM		0xfc006901
194 
195 #define CONFIG_SYS_LBC_LCRR		0x00030004    /* LB clock ratio reg */
196 #define CONFIG_SYS_LBC_LBCR		0x00000000    /* LB config reg */
197 #define CONFIG_SYS_LBC_LSRT		0x20000000  /* LB sdram refresh timer */
198 #define CONFIG_SYS_LBC_MRTPR		0x00000000  /* LB refresh timer prescal*/
199 
200 /*
201  * Common settings for all Local Bus SDRAM commands.
202  * At run time, either BSMA1516 (for CPU 1.1)
203  *                  or BSMA1617 (for CPU 1.0) (old)
204  * is OR'ed in too.
205  */
206 #define CONFIG_SYS_LBC_LSDMR_COMMON	( LSDMR_RFCR16		\
207 				| LSDMR_PRETOACT7	\
208 				| LSDMR_ACTTORW7	\
209 				| LSDMR_BL8		\
210 				| LSDMR_WRC4		\
211 				| LSDMR_CL3		\
212 				| LSDMR_RFEN		\
213 				)
214 
215 /*
216  * The CADMUS registers are connected to CS3 on CDS.
217  * The new memory map places CADMUS at 0xf8000000.
218  *
219  * For BR3, need:
220  *    Base address of 0xf8000000 = BR[0:16] = 1111 1000 0000 0000 0
221  *    port-size = 8-bits  = BR[19:20] = 01
222  *    no parity checking  = BR[21:22] = 00
223  *    GPMC for MSEL       = BR[24:26] = 000
224  *    Valid               = BR[31]    = 1
225  *
226  * 0    4    8    12   16   20   24   28
227  * 1111 1000 0000 0000 0000 1000 0000 0001 = f8000801
228  *
229  * For OR3, need:
230  *    1 MB mask for AM,   OR[0:16]  = 1111 1111 1111 0000 0
231  *    disable buffer ctrl OR[19]    = 0
232  *    CSNT                OR[20]    = 1
233  *    ACS                 OR[21:22] = 11
234  *    XACS                OR[23]    = 1
235  *    SCY 15 wait states  OR[24:27] = 1111	max is suboptimal but safe
236  *    SETA                OR[28]    = 0
237  *    TRLX                OR[29]    = 1
238  *    EHTR                OR[30]    = 1
239  *    EAD extra time      OR[31]    = 1
240  *
241  * 0    4    8    12   16   20   24   28
242  * 1111 1111 1111 0000 0000 1111 1111 0111 = fff00ff7
243  */
244 
245 #define CONFIG_FSL_CADMUS
246 
247 #define CADMUS_BASE_ADDR 0xf8000000
248 #define CONFIG_SYS_BR3_PRELIM   0xf8000801
249 #define CONFIG_SYS_OR3_PRELIM   0xfff00ff7
250 
251 #define CONFIG_SYS_INIT_RAM_LOCK	1
252 #define CONFIG_SYS_INIT_RAM_ADDR	0xe4010000	/* Initial RAM address */
253 #define CONFIG_SYS_INIT_RAM_END	0x4000	    /* End of used area in RAM */
254 
255 #define CONFIG_SYS_GBL_DATA_SIZE	128	    /* num bytes initial data */
256 #define CONFIG_SYS_GBL_DATA_OFFSET	(CONFIG_SYS_INIT_RAM_END - CONFIG_SYS_GBL_DATA_SIZE)
257 #define CONFIG_SYS_INIT_SP_OFFSET	CONFIG_SYS_GBL_DATA_OFFSET
258 
259 #define CONFIG_SYS_MONITOR_LEN		(256 * 1024) /* Reserve 256 kB for Mon */
260 #define CONFIG_SYS_MALLOC_LEN		(128 * 1024)	/* Reserved for malloc */
261 
262 /* Serial Port */
263 #define CONFIG_CONS_INDEX     2
264 #undef	CONFIG_SERIAL_SOFTWARE_FIFO
265 #define CONFIG_SYS_NS16550
266 #define CONFIG_SYS_NS16550_SERIAL
267 #define CONFIG_SYS_NS16550_REG_SIZE    1
268 #define CONFIG_SYS_NS16550_CLK		get_bus_freq(0)
269 
270 #define CONFIG_SYS_BAUDRATE_TABLE  \
271 	{300, 600, 1200, 2400, 4800, 9600, 19200, 38400,115200}
272 
273 #define CONFIG_SYS_NS16550_COM1        (CONFIG_SYS_CCSRBAR+0x4500)
274 #define CONFIG_SYS_NS16550_COM2        (CONFIG_SYS_CCSRBAR+0x4600)
275 
276 /* Use the HUSH parser */
277 #define CONFIG_SYS_HUSH_PARSER
278 #ifdef  CONFIG_SYS_HUSH_PARSER
279 #define CONFIG_SYS_PROMPT_HUSH_PS2 "> "
280 #endif
281 
282 /* pass open firmware flat tree */
283 #define CONFIG_OF_LIBFDT		1
284 #define CONFIG_OF_BOARD_SETUP		1
285 #define CONFIG_OF_STDOUT_VIA_ALIAS	1
286 
287 /*
288  * I2C
289  */
290 #define CONFIG_FSL_I2C		/* Use FSL common I2C driver */
291 #define CONFIG_HARD_I2C		/* I2C with hardware support*/
292 #undef	CONFIG_SOFT_I2C			/* I2C bit-banged */
293 #define CONFIG_SYS_I2C_SPEED		400000	/* I2C speed and slave address */
294 #define CONFIG_SYS_I2C_SLAVE		0x7F
295 #define CONFIG_SYS_I2C_NOPROBES        {0x69}	/* Don't probe these addrs */
296 #define CONFIG_SYS_I2C_OFFSET		0x3000
297 
298 /* EEPROM */
299 #define CONFIG_ID_EEPROM
300 #define CONFIG_SYS_I2C_EEPROM_CCID
301 #define CONFIG_SYS_ID_EEPROM
302 #define CONFIG_SYS_I2C_EEPROM_ADDR     0x57
303 #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 2
304 
305 /*
306  * General PCI
307  * Addresses are mapped 1-1.
308  */
309 #define CONFIG_SYS_PCI1_MEM_VIRT	0x80000000
310 #define CONFIG_SYS_PCI1_MEM_BUS	0x80000000
311 #define CONFIG_SYS_PCI1_MEM_PHYS	0x80000000
312 #define CONFIG_SYS_PCI1_MEM_SIZE	0x20000000	/* 512M */
313 #define CONFIG_SYS_PCI1_IO_VIRT	0xe2000000
314 #define CONFIG_SYS_PCI1_IO_BUS	0x00000000
315 #define CONFIG_SYS_PCI1_IO_PHYS	0xe2000000
316 #define CONFIG_SYS_PCI1_IO_SIZE	0x00100000	/* 1M */
317 
318 #define CONFIG_SYS_PCI2_MEM_VIRT	0xa0000000
319 #define CONFIG_SYS_PCI2_MEM_BUS	0xa0000000
320 #define CONFIG_SYS_PCI2_MEM_PHYS	0xa0000000
321 #define CONFIG_SYS_PCI2_MEM_SIZE	0x20000000	/* 512M */
322 #define CONFIG_SYS_PCI2_IO_VIRT	0xe2100000
323 #define CONFIG_SYS_PCI2_IO_BUS	0x00000000
324 #define CONFIG_SYS_PCI2_IO_PHYS	0xe2100000
325 #define CONFIG_SYS_PCI2_IO_SIZE	0x00100000	/* 1M */
326 
327 #ifdef CONFIG_LEGACY
328 #define BRIDGE_ID 17
329 #define VIA_ID 2
330 #else
331 #define BRIDGE_ID 28
332 #define VIA_ID 4
333 #endif
334 
335 #if defined(CONFIG_PCI)
336 
337 #define CONFIG_NET_MULTI
338 #define CONFIG_PCI_PNP			/* do pci plug-and-play */
339 #define CONFIG_MPC85XX_PCI2
340 
341 #undef CONFIG_EEPRO100
342 #undef CONFIG_TULIP
343 
344 #define CONFIG_PCI_SCAN_SHOW		/* show pci devices on startup */
345 #define CONFIG_SYS_PCI_SUBSYS_VENDORID 0x1057  /* Motorola */
346 
347 #endif	/* CONFIG_PCI */
348 
349 
350 #if defined(CONFIG_TSEC_ENET)
351 
352 #ifndef CONFIG_NET_MULTI
353 #define CONFIG_NET_MULTI	1
354 #endif
355 
356 #define CONFIG_MII		1	/* MII PHY management */
357 #define CONFIG_TSEC1	1
358 #define CONFIG_TSEC1_NAME	"TSEC0"
359 #define CONFIG_TSEC2	1
360 #define CONFIG_TSEC2_NAME	"TSEC1"
361 #define TSEC1_PHY_ADDR		0
362 #define TSEC2_PHY_ADDR		1
363 #define TSEC1_PHYIDX		0
364 #define TSEC2_PHYIDX		0
365 #define TSEC1_FLAGS		TSEC_GIGABIT
366 #define TSEC2_FLAGS		TSEC_GIGABIT
367 
368 /* Options are: TSEC[0-1] */
369 #define CONFIG_ETHPRIME		"TSEC0"
370 
371 #endif	/* CONFIG_TSEC_ENET */
372 
373 /*
374  * Environment
375  */
376 #define CONFIG_ENV_IS_IN_FLASH	1
377 #define CONFIG_ENV_ADDR		(CONFIG_SYS_MONITOR_BASE + 0x40000)
378 #define CONFIG_ENV_SECT_SIZE	0x40000	/* 256K(one sector) for env */
379 #define CONFIG_ENV_SIZE		0x2000
380 
381 #define CONFIG_LOADS_ECHO	1	/* echo on for serial download */
382 #define CONFIG_SYS_LOADS_BAUD_CHANGE	1	/* allow baudrate change */
383 
384 /*
385  * BOOTP options
386  */
387 #define CONFIG_BOOTP_BOOTFILESIZE
388 #define CONFIG_BOOTP_BOOTPATH
389 #define CONFIG_BOOTP_GATEWAY
390 #define CONFIG_BOOTP_HOSTNAME
391 
392 
393 /*
394  * Command line configuration.
395  */
396 #include <config_cmd_default.h>
397 
398 #define CONFIG_CMD_PING
399 #define CONFIG_CMD_I2C
400 #define CONFIG_CMD_MII
401 #define CONFIG_CMD_ELF
402 #define CONFIG_CMD_IRQ
403 #define CONFIG_CMD_SETEXPR
404 #define CONFIG_CMD_REGINFO
405 
406 #if defined(CONFIG_PCI)
407     #define CONFIG_CMD_PCI
408 #endif
409 
410 
411 #undef CONFIG_WATCHDOG			/* watchdog disabled */
412 
413 /*
414  * Miscellaneous configurable options
415  */
416 #define CONFIG_SYS_LONGHELP			/* undef to save memory	*/
417 #define CONFIG_CMDLINE_EDITING			/* Command-line editing */
418 #define CONFIG_AUTO_COMPLETE			/* add autocompletion support */
419 #define CONFIG_SYS_LOAD_ADDR	0x2000000	/* default load address */
420 #define CONFIG_SYS_PROMPT	"=> "		/* Monitor Command Prompt */
421 #if defined(CONFIG_CMD_KGDB)
422 #define CONFIG_SYS_CBSIZE	1024		/* Console I/O Buffer Size */
423 #else
424 #define CONFIG_SYS_CBSIZE	256		/* Console I/O Buffer Size */
425 #endif
426 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16) /* Print Buffer Size */
427 #define CONFIG_SYS_MAXARGS	16		/* max number of command args */
428 #define CONFIG_SYS_BARGSIZE	CONFIG_SYS_CBSIZE	/* Boot Argument Buffer Size */
429 #define CONFIG_SYS_HZ		1000		/* decrementer freq: 1ms ticks */
430 
431 /*
432  * For booting Linux, the board info and command line data
433  * have to be in the first 16 MB of memory, since this is
434  * the maximum mapped by the Linux kernel during initialization.
435  */
436 #define CONFIG_SYS_BOOTMAPSZ	(16 << 20)	/* Initial Memory map for Linux*/
437 
438 /*
439  * Internal Definitions
440  *
441  * Boot Flags
442  */
443 #define BOOTFLAG_COLD	0x01		/* Normal Power-On: Boot from FLASH */
444 #define BOOTFLAG_WARM	0x02		/* Software reboot */
445 
446 #if defined(CONFIG_CMD_KGDB)
447 #define CONFIG_KGDB_BAUDRATE	230400	/* speed to run kgdb serial port */
448 #define CONFIG_KGDB_SER_INDEX	2	/* which serial port to use */
449 #endif
450 
451 /*
452  * Environment Configuration
453  */
454 
455 /* The mac addresses for all ethernet interface */
456 #if defined(CONFIG_TSEC_ENET)
457 #define CONFIG_HAS_ETH0
458 #define CONFIG_ETHADDR   00:E0:0C:00:00:FD
459 #define CONFIG_HAS_ETH1
460 #define CONFIG_ETH1ADDR  00:E0:0C:00:01:FD
461 #define CONFIG_HAS_ETH2
462 #define CONFIG_ETH2ADDR  00:E0:0C:00:02:FD
463 #endif
464 
465 #define CONFIG_IPADDR    192.168.1.253
466 
467 #define CONFIG_HOSTNAME  unknown
468 #define CONFIG_ROOTPATH  /nfsroot
469 #define CONFIG_BOOTFILE  your.uImage
470 
471 #define CONFIG_SERVERIP  192.168.1.1
472 #define CONFIG_GATEWAYIP 192.168.1.1
473 #define CONFIG_NETMASK   255.255.255.0
474 
475 #define CONFIG_LOADADDR  200000   /*default location for tftp and bootm*/
476 
477 #define CONFIG_BOOTDELAY 10       /* -1 disables auto-boot */
478 #undef  CONFIG_BOOTARGS           /* the boot command will set bootargs*/
479 
480 #define CONFIG_BAUDRATE	115200
481 
482 #define	CONFIG_EXTRA_ENV_SETTINGS				        \
483    "netdev=eth0\0"                                                      \
484    "consoledev=ttyS1\0"                                                 \
485    "ramdiskaddr=600000\0"                                               \
486    "ramdiskfile=your.ramdisk.u-boot\0"					\
487    "fdtaddr=400000\0"							\
488    "fdtfile=your.fdt.dtb\0"
489 
490 #define CONFIG_NFSBOOTCOMMAND	                                        \
491    "setenv bootargs root=/dev/nfs rw "                                  \
492       "nfsroot=$serverip:$rootpath "                                    \
493       "ip=$ipaddr:$serverip:$gatewayip:$netmask:$hostname:$netdev:off " \
494       "console=$consoledev,$baudrate $othbootargs;"                     \
495    "tftp $loadaddr $bootfile;"                                          \
496    "tftp $fdtaddr $fdtfile;"						\
497    "bootm $loadaddr - $fdtaddr"
498 
499 #define CONFIG_RAMBOOTCOMMAND \
500    "setenv bootargs root=/dev/ram rw "                                  \
501       "console=$consoledev,$baudrate $othbootargs;"                     \
502    "tftp $ramdiskaddr $ramdiskfile;"                                    \
503    "tftp $loadaddr $bootfile;"                                          \
504    "bootm $loadaddr $ramdiskaddr"
505 
506 #define CONFIG_BOOTCOMMAND  CONFIG_NFSBOOTCOMMAND
507 
508 #endif	/* __CONFIG_H */
509