xref: /openbmc/u-boot/include/configs/MPC8555CDS.h (revision 8cc62a7d)
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_TSEC_ENET		/* tsec ethernet support */
42 #define CONFIG_ENV_OVERWRITE
43 #define CONFIG_FSL_LAW		1	/* Use common FSL init code */
44 
45 #define CONFIG_FSL_VIA
46 
47 
48 /*
49  * When initializing flash, if we cannot find the manufacturer ID,
50  * assume this is the AMD flash associated with the CDS board.
51  * This allows booting from a promjet.
52  */
53 #define CONFIG_ASSUME_AMD_FLASH
54 
55 #ifndef __ASSEMBLY__
56 extern unsigned long get_clock_freq(void);
57 #endif
58 #define CONFIG_SYS_CLK_FREQ	get_clock_freq() /* sysclk for MPC85xx */
59 
60 /*
61  * These can be toggled for performance analysis, otherwise use default.
62  */
63 #define CONFIG_L2_CACHE			    /* toggle L2 cache	*/
64 #define CONFIG_BTB			    /* toggle branch predition */
65 #define CONFIG_ADDR_STREAMING		    /* toggle addr streaming   */
66 
67 #define CFG_MEMTEST_START	0x00200000	/* memtest works on */
68 #define CFG_MEMTEST_END		0x00400000
69 
70 /*
71  * Base addresses -- Note these are effective addresses where the
72  * actual resources get mapped (not physical addresses)
73  */
74 #define CFG_CCSRBAR_DEFAULT	0xff700000	/* CCSRBAR Default */
75 #define CFG_CCSRBAR		0xe0000000	/* relocated CCSRBAR */
76 #define CFG_CCSRBAR_PHYS	CFG_CCSRBAR	/* physical addr of CCSRBAR */
77 #define CFG_IMMR		CFG_CCSRBAR	/* PQII uses CFG_IMMR */
78 
79 /* DDR Setup */
80 #define CONFIG_FSL_DDR1
81 #define CONFIG_SPD_EEPROM		/* Use SPD EEPROM for DDR setup*/
82 #define CONFIG_DDR_SPD
83 #undef CONFIG_FSL_DDR_INTERACTIVE
84 
85 #define CONFIG_MEM_INIT_VALUE		0xDeadBeef
86 
87 #define CFG_DDR_SDRAM_BASE	0x00000000	/* DDR is system memory*/
88 #define CFG_SDRAM_BASE		CFG_DDR_SDRAM_BASE
89 
90 #define CONFIG_NUM_DDR_CONTROLLERS	1
91 #define CONFIG_DIMM_SLOTS_PER_CTLR	1
92 #define CONFIG_CHIP_SELECTS_PER_CTRL	(2 * CONFIG_DIMM_SLOTS_PER_CTLR)
93 
94 /* I2C addresses of SPD EEPROMs */
95 #define SPD_EEPROM_ADDRESS	0x51	/* CTLR 0 DIMM 0 */
96 
97 /* Make sure required options are set */
98 #ifndef CONFIG_SPD_EEPROM
99 #error ("CONFIG_SPD_EEPROM is required by MPC85555CDS")
100 #endif
101 
102 #undef CONFIG_CLOCKS_IN_MHZ
103 
104 /*
105  * Local Bus Definitions
106  */
107 
108 /*
109  * FLASH on the Local Bus
110  * Two banks, 8M each, using the CFI driver.
111  * Boot from BR0/OR0 bank at 0xff00_0000
112  * Alternate BR1/OR1 bank at 0xff80_0000
113  *
114  * BR0, BR1:
115  *    Base address 0 = 0xff00_0000 = BR0[0:16] = 1111 1111 0000 0000 0
116  *    Base address 1 = 0xff80_0000 = BR1[0:16] = 1111 1111 1000 0000 0
117  *    Port Size = 16 bits = BRx[19:20] = 10
118  *    Use GPCM = BRx[24:26] = 000
119  *    Valid = BRx[31] = 1
120  *
121  * 0    4    8    12   16   20   24   28
122  * 1111 1111 1000 0000 0001 0000 0000 0001 = ff801001    BR0
123  * 1111 1111 0000 0000 0001 0000 0000 0001 = ff001001    BR1
124  *
125  * OR0, OR1:
126  *    Addr Mask = 8M = ORx[0:16] = 1111 1111 1000 0000 0
127  *    Reserved ORx[17:18] = 11, confusion here?
128  *    CSNT = ORx[20] = 1
129  *    ACS = half cycle delay = ORx[21:22] = 11
130  *    SCY = 6 = ORx[24:27] = 0110
131  *    TRLX = use relaxed timing = ORx[29] = 1
132  *    EAD = use external address latch delay = OR[31] = 1
133  *
134  * 0    4    8    12   16   20   24   28
135  * 1111 1111 1000 0000 0110 1110 0110 0101 = ff806e65    ORx
136  */
137 
138 #define CFG_FLASH_BASE		0xff000000	/* start of FLASH 8M */
139 
140 #define CFG_BR0_PRELIM		0xff801001
141 #define CFG_BR1_PRELIM		0xff001001
142 
143 #define	CFG_OR0_PRELIM		0xff806e65
144 #define	CFG_OR1_PRELIM		0xff806e65
145 
146 #define CFG_FLASH_BANKS_LIST	{0xff800000, CFG_FLASH_BASE}
147 #define CFG_MAX_FLASH_BANKS	2		/* number of banks */
148 #define CFG_MAX_FLASH_SECT	128		/* sectors per device */
149 #undef	CFG_FLASH_CHECKSUM
150 #define CFG_FLASH_ERASE_TOUT	60000	/* Flash Erase Timeout (ms) */
151 #define CFG_FLASH_WRITE_TOUT	500	/* Flash Write Timeout (ms) */
152 
153 #define CFG_MONITOR_BASE	TEXT_BASE	/* start of monitor */
154 
155 #define CONFIG_FLASH_CFI_DRIVER
156 #define CFG_FLASH_CFI
157 #define CFG_FLASH_EMPTY_INFO
158 
159 
160 /*
161  * SDRAM on the Local Bus
162  */
163 #define CFG_LBC_SDRAM_BASE	0xf0000000	/* Localbus SDRAM */
164 #define CFG_LBC_SDRAM_SIZE	64		/* LBC SDRAM is 64MB */
165 
166 /*
167  * Base Register 2 and Option Register 2 configure SDRAM.
168  * The SDRAM base address, CFG_LBC_SDRAM_BASE, is 0xf0000000.
169  *
170  * For BR2, need:
171  *    Base address of 0xf0000000 = BR[0:16] = 1111 0000 0000 0000 0
172  *    port-size = 32-bits = BR2[19:20] = 11
173  *    no parity checking = BR2[21:22] = 00
174  *    SDRAM for MSEL = BR2[24:26] = 011
175  *    Valid = BR[31] = 1
176  *
177  * 0    4    8    12   16   20   24   28
178  * 1111 0000 0000 0000 0001 1000 0110 0001 = f0001861
179  *
180  * FIXME: CFG_LBC_SDRAM_BASE should be masked and OR'ed into
181  * FIXME: the top 17 bits of BR2.
182  */
183 
184 #define CFG_BR2_PRELIM          0xf0001861
185 
186 /*
187  * The SDRAM size in MB, CFG_LBC_SDRAM_SIZE, is 64.
188  *
189  * For OR2, need:
190  *    64MB mask for AM, OR2[0:7] = 1111 1100
191  *		   XAM, OR2[17:18] = 11
192  *    9 columns OR2[19-21] = 010
193  *    13 rows   OR2[23-25] = 100
194  *    EAD set for extra time OR[31] = 1
195  *
196  * 0    4    8    12   16   20   24   28
197  * 1111 1100 0000 0000 0110 1001 0000 0001 = fc006901
198  */
199 
200 #define CFG_OR2_PRELIM		0xfc006901
201 
202 #define CFG_LBC_LCRR		0x00030004    /* LB clock ratio reg */
203 #define CFG_LBC_LBCR		0x00000000    /* LB config reg */
204 #define CFG_LBC_LSRT		0x20000000  /* LB sdram refresh timer */
205 #define CFG_LBC_MRTPR		0x00000000  /* LB refresh timer prescal*/
206 
207 /*
208  * LSDMR masks
209  */
210 #define CFG_LBC_LSDMR_RFEN	(1 << (31 -  1))
211 #define CFG_LBC_LSDMR_BSMA1516	(3 << (31 - 10))
212 #define CFG_LBC_LSDMR_BSMA1617	(4 << (31 - 10))
213 #define CFG_LBC_LSDMR_RFCR16	(7 << (31 - 16))
214 #define CFG_LBC_LSDMR_PRETOACT7	(7 << (31 - 19))
215 #define CFG_LBC_LSDMR_ACTTORW7	(7 << (31 - 22))
216 #define CFG_LBC_LSDMR_ACTTORW6	(6 << (31 - 22))
217 #define CFG_LBC_LSDMR_BL8	(1 << (31 - 23))
218 #define CFG_LBC_LSDMR_WRC4	(0 << (31 - 27))
219 #define CFG_LBC_LSDMR_CL3	(3 << (31 - 31))
220 
221 #define CFG_LBC_LSDMR_OP_NORMAL	(0 << (31 - 4))
222 #define CFG_LBC_LSDMR_OP_ARFRSH	(1 << (31 - 4))
223 #define CFG_LBC_LSDMR_OP_SRFRSH	(2 << (31 - 4))
224 #define CFG_LBC_LSDMR_OP_MRW	(3 << (31 - 4))
225 #define CFG_LBC_LSDMR_OP_PRECH	(4 << (31 - 4))
226 #define CFG_LBC_LSDMR_OP_PCHALL	(5 << (31 - 4))
227 #define CFG_LBC_LSDMR_OP_ACTBNK	(6 << (31 - 4))
228 #define CFG_LBC_LSDMR_OP_RWINV	(7 << (31 - 4))
229 
230 /*
231  * Common settings for all Local Bus SDRAM commands.
232  * At run time, either BSMA1516 (for CPU 1.1)
233  *                  or BSMA1617 (for CPU 1.0) (old)
234  * is OR'ed in too.
235  */
236 #define CFG_LBC_LSDMR_COMMON	( CFG_LBC_LSDMR_RFCR16		\
237 				| CFG_LBC_LSDMR_PRETOACT7	\
238 				| CFG_LBC_LSDMR_ACTTORW7	\
239 				| CFG_LBC_LSDMR_BL8		\
240 				| CFG_LBC_LSDMR_WRC4		\
241 				| CFG_LBC_LSDMR_CL3		\
242 				| CFG_LBC_LSDMR_RFEN		\
243 				)
244 
245 /*
246  * The CADMUS registers are connected to CS3 on CDS.
247  * The new memory map places CADMUS at 0xf8000000.
248  *
249  * For BR3, need:
250  *    Base address of 0xf8000000 = BR[0:16] = 1111 1000 0000 0000 0
251  *    port-size = 8-bits  = BR[19:20] = 01
252  *    no parity checking  = BR[21:22] = 00
253  *    GPMC for MSEL       = BR[24:26] = 000
254  *    Valid               = BR[31]    = 1
255  *
256  * 0    4    8    12   16   20   24   28
257  * 1111 1000 0000 0000 0000 1000 0000 0001 = f8000801
258  *
259  * For OR3, need:
260  *    1 MB mask for AM,   OR[0:16]  = 1111 1111 1111 0000 0
261  *    disable buffer ctrl OR[19]    = 0
262  *    CSNT                OR[20]    = 1
263  *    ACS                 OR[21:22] = 11
264  *    XACS                OR[23]    = 1
265  *    SCY 15 wait states  OR[24:27] = 1111	max is suboptimal but safe
266  *    SETA                OR[28]    = 0
267  *    TRLX                OR[29]    = 1
268  *    EHTR                OR[30]    = 1
269  *    EAD extra time      OR[31]    = 1
270  *
271  * 0    4    8    12   16   20   24   28
272  * 1111 1111 1111 0000 0000 1111 1111 0111 = fff00ff7
273  */
274 
275 #define CONFIG_FSL_CADMUS
276 
277 #define CADMUS_BASE_ADDR 0xf8000000
278 #define CFG_BR3_PRELIM   0xf8000801
279 #define CFG_OR3_PRELIM   0xfff00ff7
280 
281 #define CONFIG_L1_INIT_RAM
282 #define CFG_INIT_RAM_LOCK	1
283 #define CFG_INIT_RAM_ADDR	0xe4010000	/* Initial RAM address */
284 #define CFG_INIT_RAM_END	0x4000	    /* End of used area in RAM */
285 
286 #define CFG_GBL_DATA_SIZE	128	    /* num bytes initial data */
287 #define CFG_GBL_DATA_OFFSET	(CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE)
288 #define CFG_INIT_SP_OFFSET	CFG_GBL_DATA_OFFSET
289 
290 #define CFG_MONITOR_LEN		(256 * 1024) /* Reserve 256 kB for Mon */
291 #define CFG_MALLOC_LEN		(128 * 1024)	/* Reserved for malloc */
292 
293 /* Serial Port */
294 #define CONFIG_CONS_INDEX     2
295 #undef	CONFIG_SERIAL_SOFTWARE_FIFO
296 #define CFG_NS16550
297 #define CFG_NS16550_SERIAL
298 #define CFG_NS16550_REG_SIZE    1
299 #define CFG_NS16550_CLK		get_bus_freq(0)
300 
301 #define CFG_BAUDRATE_TABLE  \
302 	{300, 600, 1200, 2400, 4800, 9600, 19200, 38400,115200}
303 
304 #define CFG_NS16550_COM1        (CFG_CCSRBAR+0x4500)
305 #define CFG_NS16550_COM2        (CFG_CCSRBAR+0x4600)
306 
307 /* Use the HUSH parser */
308 #define CFG_HUSH_PARSER
309 #ifdef  CFG_HUSH_PARSER
310 #define CFG_PROMPT_HUSH_PS2 "> "
311 #endif
312 
313 /* pass open firmware flat tree */
314 #define CONFIG_OF_LIBFDT		1
315 #define CONFIG_OF_BOARD_SETUP		1
316 #define CONFIG_OF_STDOUT_VIA_ALIAS	1
317 
318 #define CFG_64BIT_VSPRINTF	1
319 #define CFG_64BIT_STRTOUL	1
320 
321 /*
322  * I2C
323  */
324 #define CONFIG_FSL_I2C		/* Use FSL common I2C driver */
325 #define CONFIG_HARD_I2C		/* I2C with hardware support*/
326 #undef	CONFIG_SOFT_I2C			/* I2C bit-banged */
327 #define CFG_I2C_SPEED		400000	/* I2C speed and slave address */
328 #define CFG_I2C_SLAVE		0x7F
329 #define CFG_I2C_NOPROBES        {0x69}	/* Don't probe these addrs */
330 #define CFG_I2C_OFFSET		0x3000
331 
332 /* EEPROM */
333 #define CONFIG_ID_EEPROM
334 #define CFG_I2C_EEPROM_CCID
335 #define CFG_ID_EEPROM
336 #define CFG_I2C_EEPROM_ADDR     0x57
337 #define CFG_I2C_EEPROM_ADDR_LEN 2
338 
339 /*
340  * General PCI
341  * Addresses are mapped 1-1.
342  */
343 #define CFG_PCI1_MEM_BASE	0x80000000
344 #define CFG_PCI1_MEM_PHYS	CFG_PCI1_MEM_BASE
345 #define CFG_PCI1_MEM_SIZE	0x20000000	/* 512M */
346 #define CFG_PCI1_IO_BASE	0x00000000
347 #define CFG_PCI1_IO_PHYS	0xe2000000
348 #define CFG_PCI1_IO_SIZE	0x00100000	/* 1M */
349 
350 #define CFG_PCI2_MEM_BASE	0xa0000000
351 #define CFG_PCI2_MEM_PHYS	CFG_PCI2_MEM_BASE
352 #define CFG_PCI2_MEM_SIZE	0x20000000	/* 512M */
353 #define CFG_PCI2_IO_BASE	0x00000000
354 #define CFG_PCI2_IO_PHYS	0xe2100000
355 #define CFG_PCI2_IO_SIZE	0x00100000	/* 1M */
356 
357 #ifdef CONFIG_LEGACY
358 #define BRIDGE_ID 17
359 #define VIA_ID 2
360 #else
361 #define BRIDGE_ID 28
362 #define VIA_ID 4
363 #endif
364 
365 #if defined(CONFIG_PCI)
366 
367 #define CONFIG_NET_MULTI
368 #define CONFIG_PCI_PNP			/* do pci plug-and-play */
369 #define CONFIG_MPC85XX_PCI2
370 
371 #undef CONFIG_EEPRO100
372 #undef CONFIG_TULIP
373 
374 #define CONFIG_PCI_SCAN_SHOW		/* show pci devices on startup */
375 #define CFG_PCI_SUBSYS_VENDORID 0x1057  /* Motorola */
376 
377 #endif	/* CONFIG_PCI */
378 
379 
380 #if defined(CONFIG_TSEC_ENET)
381 
382 #ifndef CONFIG_NET_MULTI
383 #define CONFIG_NET_MULTI	1
384 #endif
385 
386 #define CONFIG_MII		1	/* MII PHY management */
387 #define CONFIG_TSEC1	1
388 #define CONFIG_TSEC1_NAME	"TSEC0"
389 #define CONFIG_TSEC2	1
390 #define CONFIG_TSEC2_NAME	"TSEC1"
391 #define TSEC1_PHY_ADDR		0
392 #define TSEC2_PHY_ADDR		1
393 #define TSEC1_PHYIDX		0
394 #define TSEC2_PHYIDX		0
395 #define TSEC1_FLAGS		TSEC_GIGABIT
396 #define TSEC2_FLAGS		TSEC_GIGABIT
397 
398 /* Options are: TSEC[0-1] */
399 #define CONFIG_ETHPRIME		"TSEC0"
400 
401 #endif	/* CONFIG_TSEC_ENET */
402 
403 /*
404  * Environment
405  */
406 #define CFG_ENV_IS_IN_FLASH	1
407 #define CFG_ENV_ADDR		(CFG_MONITOR_BASE + 0x40000)
408 #define CFG_ENV_SECT_SIZE	0x40000	/* 256K(one sector) for env */
409 #define CFG_ENV_SIZE		0x2000
410 
411 #define CONFIG_LOADS_ECHO	1	/* echo on for serial download */
412 #define CFG_LOADS_BAUD_CHANGE	1	/* allow baudrate change */
413 
414 /*
415  * BOOTP options
416  */
417 #define CONFIG_BOOTP_BOOTFILESIZE
418 #define CONFIG_BOOTP_BOOTPATH
419 #define CONFIG_BOOTP_GATEWAY
420 #define CONFIG_BOOTP_HOSTNAME
421 
422 
423 /*
424  * Command line configuration.
425  */
426 #include <config_cmd_default.h>
427 
428 #define CONFIG_CMD_PING
429 #define CONFIG_CMD_I2C
430 #define CONFIG_CMD_MII
431 #define CONFIG_CMD_ELF
432 
433 #if defined(CONFIG_PCI)
434     #define CONFIG_CMD_PCI
435 #endif
436 
437 
438 #undef CONFIG_WATCHDOG			/* watchdog disabled */
439 
440 /*
441  * Miscellaneous configurable options
442  */
443 #define CFG_LONGHELP			/* undef to save memory	*/
444 #define CONFIG_CMDLINE_EDITING		/* Command-line editing */
445 #define CFG_LOAD_ADDR	0x2000000	/* default load address */
446 #define CFG_PROMPT	"=> "		/* Monitor Command Prompt */
447 #if defined(CONFIG_CMD_KGDB)
448 #define CFG_CBSIZE	1024		/* Console I/O Buffer Size */
449 #else
450 #define CFG_CBSIZE	256		/* Console I/O Buffer Size */
451 #endif
452 #define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print Buffer Size */
453 #define CFG_MAXARGS	16		/* max number of command args */
454 #define CFG_BARGSIZE	CFG_CBSIZE	/* Boot Argument Buffer Size */
455 #define CFG_HZ		1000		/* decrementer freq: 1ms ticks */
456 
457 /*
458  * For booting Linux, the board info and command line data
459  * have to be in the first 8 MB of memory, since this is
460  * the maximum mapped by the Linux kernel during initialization.
461  */
462 #define CFG_BOOTMAPSZ	(8 << 20)	/* Initial Memory map for Linux*/
463 
464 /*
465  * Internal Definitions
466  *
467  * Boot Flags
468  */
469 #define BOOTFLAG_COLD	0x01		/* Normal Power-On: Boot from FLASH */
470 #define BOOTFLAG_WARM	0x02		/* Software reboot */
471 
472 #if defined(CONFIG_CMD_KGDB)
473 #define CONFIG_KGDB_BAUDRATE	230400	/* speed to run kgdb serial port */
474 #define CONFIG_KGDB_SER_INDEX	2	/* which serial port to use */
475 #endif
476 
477 /*
478  * Environment Configuration
479  */
480 
481 /* The mac addresses for all ethernet interface */
482 #if defined(CONFIG_TSEC_ENET)
483 #define CONFIG_HAS_ETH0
484 #define CONFIG_ETHADDR   00:E0:0C:00:00:FD
485 #define CONFIG_HAS_ETH1
486 #define CONFIG_ETH1ADDR  00:E0:0C:00:01:FD
487 #define CONFIG_HAS_ETH2
488 #define CONFIG_ETH2ADDR  00:E0:0C:00:02:FD
489 #endif
490 
491 #define CONFIG_IPADDR    192.168.1.253
492 
493 #define CONFIG_HOSTNAME  unknown
494 #define CONFIG_ROOTPATH  /nfsroot
495 #define CONFIG_BOOTFILE  your.uImage
496 
497 #define CONFIG_SERVERIP  192.168.1.1
498 #define CONFIG_GATEWAYIP 192.168.1.1
499 #define CONFIG_NETMASK   255.255.255.0
500 
501 #define CONFIG_LOADADDR  200000   /*default location for tftp and bootm*/
502 
503 #define CONFIG_BOOTDELAY 10       /* -1 disables auto-boot */
504 #undef  CONFIG_BOOTARGS           /* the boot command will set bootargs*/
505 
506 #define CONFIG_BAUDRATE	115200
507 
508 #define	CONFIG_EXTRA_ENV_SETTINGS				        \
509    "netdev=eth0\0"                                                      \
510    "consoledev=ttyS1\0"                                                 \
511    "ramdiskaddr=600000\0"                                               \
512    "ramdiskfile=your.ramdisk.u-boot\0"					\
513    "fdtaddr=400000\0"							\
514    "fdtfile=your.fdt.dtb\0"
515 
516 #define CONFIG_NFSBOOTCOMMAND	                                        \
517    "setenv bootargs root=/dev/nfs rw "                                  \
518       "nfsroot=$serverip:$rootpath "                                    \
519       "ip=$ipaddr:$serverip:$gatewayip:$netmask:$hostname:$netdev:off " \
520       "console=$consoledev,$baudrate $othbootargs;"                     \
521    "tftp $loadaddr $bootfile;"                                          \
522    "tftp $fdtaddr $fdtfile;"						\
523    "bootm $loadaddr - $fdtaddr"
524 
525 #define CONFIG_RAMBOOTCOMMAND \
526    "setenv bootargs root=/dev/ram rw "                                  \
527       "console=$consoledev,$baudrate $othbootargs;"                     \
528    "tftp $ramdiskaddr $ramdiskfile;"                                    \
529    "tftp $loadaddr $bootfile;"                                          \
530    "bootm $loadaddr $ramdiskaddr"
531 
532 #define CONFIG_BOOTCOMMAND  CONFIG_NFSBOOTCOMMAND
533 
534 #endif	/* __CONFIG_H */
535