xref: /rk3399_rockchip-uboot/include/configs/C29XPCIE.h (revision a8d9758d0162f2eb8589be9d60b833241f043c6d)
1 /*
2  * Copyright 2013 Freescale Semiconductor, Inc.
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  * C29XPCIE board configuration file
25  */
26 
27 #ifndef __CONFIG_H
28 #define __CONFIG_H
29 
30 #define CONFIG_PHYS_64BIT
31 
32 #ifdef CONFIG_C29XPCIE
33 #define CONFIG_PPC_C29X
34 #endif
35 
36 #ifdef CONFIG_SPIFLASH
37 #define CONFIG_RAMBOOT_SPIFLASH
38 #define CONFIG_SYS_TEXT_BASE		0x11000000
39 #define CONFIG_RESET_VECTOR_ADDRESS	0x1107fffc
40 #endif
41 
42 #ifndef CONFIG_SYS_TEXT_BASE
43 #define CONFIG_SYS_TEXT_BASE		0xeff80000
44 #endif
45 
46 #ifndef CONFIG_RESET_VECTOR_ADDRESS
47 #define CONFIG_RESET_VECTOR_ADDRESS	0xeffffffc
48 #endif
49 
50 #ifndef CONFIG_SYS_MONITOR_BASE
51 #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_TEXT_BASE
52 #endif
53 
54 /* High Level Configuration Options */
55 #define CONFIG_BOOKE			/* BOOKE */
56 #define CONFIG_E500			/* BOOKE e500 family */
57 #define CONFIG_MPC85xx
58 #define CONFIG_FSL_IFC			/* Enable IFC Support */
59 #define CONFIG_SYS_HAS_SERDES		/* common SERDES init code */
60 
61 #define CONFIG_PCI			/* Enable PCI/PCIE */
62 #ifdef CONFIG_PCI
63 #define CONFIG_PCIE1			/* PCIE controler 1 (slot 1) */
64 #define CONFIG_FSL_PCI_INIT		/* Use common FSL init code */
65 #define CONFIG_PCI_INDIRECT_BRIDGE
66 #define CONFIG_FSL_PCIE_RESET		/* need PCIe reset errata */
67 #define CONFIG_SYS_PCI_64BIT		/* enable 64-bit PCI resources */
68 
69 #define CONFIG_CMD_NET
70 #define CONFIG_CMD_PCI
71 
72 #define CONFIG_E1000
73 
74 /*
75  * PCI Windows
76  * Memory space is mapped 1-1, but I/O space must start from 0.
77  */
78 /* controller 1, Slot 1, tgtid 1, Base address a000 */
79 #define CONFIG_SYS_PCIE1_NAME		"Slot 1"
80 #define CONFIG_SYS_PCIE1_MEM_VIRT	0x80000000
81 #define CONFIG_SYS_PCIE1_MEM_BUS	0x80000000
82 #define CONFIG_SYS_PCIE1_MEM_PHYS	0xc00000000ull
83 #define CONFIG_SYS_PCIE1_MEM_SIZE	0x10000000	/* 256M */
84 #define CONFIG_SYS_PCIE1_IO_VIRT	0xffc00000
85 #define CONFIG_SYS_PCIE1_IO_BUS		0x00000000
86 #define CONFIG_SYS_PCIE1_IO_SIZE	0x00010000	/* 64k */
87 #define CONFIG_SYS_PCIE1_IO_PHYS	0xfffc00000ull
88 
89 #define CONFIG_PCI_PNP			/* do pci plug-and-play */
90 
91 #define CONFIG_PCI_SCAN_SHOW		/* show pci devices on startup */
92 #define CONFIG_DOS_PARTITION
93 #endif
94 
95 #define CONFIG_FSL_LAW			/* Use common FSL init code */
96 #define CONFIG_TSEC_ENET
97 #define CONFIG_ENV_OVERWRITE
98 
99 #define CONFIG_DDR_CLK_FREQ	100000000
100 #define CONFIG_SYS_CLK_FREQ	66666666
101 
102 #define CONFIG_HWCONFIG
103 
104 /*
105  * These can be toggled for performance analysis, otherwise use default.
106  */
107 #define CONFIG_L2_CACHE			/* toggle L2 cache */
108 #define CONFIG_BTB			/* toggle branch predition */
109 
110 #define CONFIG_ADDR_STREAMING		/* toggle addr streaming */
111 
112 #define CONFIG_ENABLE_36BIT_PHYS
113 
114 #define CONFIG_ADDR_MAP			1
115 #define CONFIG_SYS_NUM_ADDR_MAP		16	/* number of TLB1 entries */
116 
117 #define CONFIG_SYS_MEMTEST_START	0x00200000
118 #define CONFIG_SYS_MEMTEST_END		0x00400000
119 #define CONFIG_PANIC_HANG
120 
121 /* DDR Setup */
122 #define CONFIG_FSL_DDR3
123 #define CONFIG_DDR_SPD
124 #define CONFIG_SYS_SPD_BUS_NUM		0
125 #define SPD_EEPROM_ADDRESS		0x50
126 #define CONFIG_SYS_DDR_RAW_TIMING
127 
128 /* DDR ECC Setup*/
129 #define CONFIG_DDR_ECC
130 #define CONFIG_MEM_INIT_VALUE		0xDeadBeef
131 #define CONFIG_ECC_INIT_VIA_DDRCONTROLLER
132 
133 #define CONFIG_SYS_SDRAM_SIZE		512
134 #define CONFIG_SYS_DDR_SDRAM_BASE	0x00000000
135 #define CONFIG_SYS_SDRAM_BASE		CONFIG_SYS_DDR_SDRAM_BASE
136 
137 #define CONFIG_DIMM_SLOTS_PER_CTLR	1
138 #define CONFIG_CHIP_SELECTS_PER_CTRL	1
139 
140 #define CONFIG_SYS_CCSRBAR		0xffe00000
141 #define CONFIG_SYS_CCSRBAR_PHYS_LOW	CONFIG_SYS_CCSRBAR
142 
143 /* Platform SRAM setting  */
144 #define CONFIG_SYS_PLATFORM_SRAM_BASE	0xffb00000
145 #define CONFIG_SYS_PLATFORM_SRAM_BASE_PHYS \
146 			(0xf00000000ull | CONFIG_SYS_PLATFORM_SRAM_BASE)
147 #define CONFIG_SYS_PLATFORM_SRAM_SIZE	(512 << 10)
148 
149 /*
150  * IFC Definitions
151  */
152 /* NOR Flash on IFC */
153 #define CONFIG_SYS_FLASH_BASE		0xec000000
154 #define CONFIG_SYS_MAX_FLASH_SECT	512	/* 64M */
155 
156 #define CONFIG_SYS_FLASH_BASE_PHYS	(0xf00000000ull | CONFIG_SYS_FLASH_BASE)
157 
158 #define CONFIG_SYS_FLASH_BANKS_LIST	{ CONFIG_SYS_FLASH_BASE_PHYS }
159 #define CONFIG_SYS_MAX_FLASH_BANKS	1
160 
161 #define CONFIG_SYS_FLASH_QUIET_TEST
162 #define CONFIG_FLASH_SHOW_PROGRESS	45
163 #define CONFIG_SYS_FLASH_ERASE_TOUT	60000	/* in ms */
164 #define CONFIG_SYS_FLASH_WRITE_TOUT	500	/* in ms */
165 
166 /* 16Bit NOR Flash - S29GL512S10TFI01 */
167 #define CONFIG_SYS_NOR_CSPR	(CSPR_PHYS_ADDR(CONFIG_SYS_FLASH_BASE_PHYS) | \
168 				CSPR_PORT_SIZE_16 | \
169 				CSPR_MSEL_NOR | \
170 				CSPR_V)
171 #define CONFIG_SYS_NOR_AMASK	IFC_AMASK(64*1024*1024)
172 #define CONFIG_SYS_NOR_CSOR	CSOR_NOR_ADM_SHIFT(4)
173 #define CONFIG_SYS_NOR_FTIM0	(FTIM0_NOR_TACSE(0x4) | \
174 				FTIM0_NOR_TEADC(0x5) | \
175 				FTIM0_NOR_TEAHC(0x5))
176 #define CONFIG_SYS_NOR_FTIM1	(FTIM1_NOR_TACO(0x1e) | \
177 				FTIM1_NOR_TRAD_NOR(0x0f) | \
178 				FTIM1_NOR_TSEQRAD_NOR(0x0f))
179 #define CONFIG_SYS_NOR_FTIM2	(FTIM2_NOR_TCS(0x4) | \
180 				FTIM2_NOR_TCH(0x4) | \
181 				FTIM2_NOR_TWP(0x1c))
182 #define CONFIG_SYS_NOR_FTIM3	0x0
183 
184 /* CFI for NOR Flash */
185 #define CONFIG_FLASH_CFI_DRIVER
186 #define CONFIG_SYS_FLASH_CFI
187 #define CONFIG_SYS_FLASH_EMPTY_INFO
188 #define CONFIG_SYS_FLASH_USE_BUFFER_WRITE
189 
190 /* NAND Flash on IFC */
191 #define CONFIG_NAND_FSL_IFC
192 #define CONFIG_SYS_NAND_BASE		0xff800000
193 #define CONFIG_SYS_NAND_BASE_PHYS	0xfff800000ull
194 
195 #define CONFIG_SYS_NAND_BASE_LIST	{ CONFIG_SYS_NAND_BASE }
196 
197 #define CONFIG_SYS_MAX_NAND_DEVICE	1
198 #define CONFIG_MTD_NAND_VERIFY_WRITE
199 #define CONFIG_CMD_NAND
200 #define CONFIG_SYS_NAND_BLOCK_SIZE	(128 * 1024)
201 
202 /* 8Bit NAND Flash - K9F1G08U0B */
203 #define CONFIG_SYS_NAND_CSPR	(CSPR_PHYS_ADDR(CONFIG_SYS_NAND_BASE_PHYS) \
204 				| CSPR_PORT_SIZE_8 \
205 				| CSPR_MSEL_NAND \
206 				| CSPR_V)
207 #define CONFIG_SYS_NAND_AMASK	IFC_AMASK(64*1024)
208 #define CONFIG_SYS_NAND_CSOR	(CSOR_NAND_ECC_ENC_EN	/* ECC on encode */ \
209 				| CSOR_NAND_ECC_DEC_EN	/* ECC on decode */ \
210 				| CSOR_NAND_ECC_MODE_4	/* 4-bit ECC */ \
211 				| CSOR_NAND_RAL_2	/* RAL = 2 Bytes */ \
212 				| CSOR_NAND_PGS_2K	/* Page Size = 2k */ \
213 				| CSOR_NAND_SPRZ_64	/* Spare size = 64 */ \
214 				| CSOR_NAND_PB(64))	/* 64 Pages Per Block */
215 #define CONFIG_SYS_NAND_FTIM0	(FTIM0_NAND_TCCST(0x01) | \
216 				FTIM0_NAND_TWP(0x0c)   | \
217 				FTIM0_NAND_TWCHT(0x08) | \
218 				FTIM0_NAND_TWH(0x06))
219 #define CONFIG_SYS_NAND_FTIM1	(FTIM1_NAND_TADLE(0x28) | \
220 				FTIM1_NAND_TWBE(0x1d)  | \
221 				FTIM1_NAND_TRR(0x08)   | \
222 				FTIM1_NAND_TRP(0x0c))
223 #define CONFIG_SYS_NAND_FTIM2	(FTIM2_NAND_TRAD(0x0c) | \
224 				FTIM2_NAND_TREH(0x0a) | \
225 				FTIM2_NAND_TWHRE(0x18))
226 #define CONFIG_SYS_NAND_FTIM3	(FTIM3_NAND_TWW(0x04))
227 
228 #define CONFIG_SYS_NAND_DDR_LAW		11
229 
230 /* Set up IFC registers for boot location NOR/NAND */
231 #define CONFIG_SYS_CSPR0		CONFIG_SYS_NOR_CSPR
232 #define CONFIG_SYS_AMASK0		CONFIG_SYS_NOR_AMASK
233 #define CONFIG_SYS_CSOR0		CONFIG_SYS_NOR_CSOR
234 #define CONFIG_SYS_CS0_FTIM0		CONFIG_SYS_NOR_FTIM0
235 #define CONFIG_SYS_CS0_FTIM1		CONFIG_SYS_NOR_FTIM1
236 #define CONFIG_SYS_CS0_FTIM2		CONFIG_SYS_NOR_FTIM2
237 #define CONFIG_SYS_CS0_FTIM3		CONFIG_SYS_NOR_FTIM3
238 #define CONFIG_SYS_CSPR1		CONFIG_SYS_NAND_CSPR
239 #define CONFIG_SYS_AMASK1		CONFIG_SYS_NAND_AMASK
240 #define CONFIG_SYS_CSOR1		CONFIG_SYS_NAND_CSOR
241 #define CONFIG_SYS_CS1_FTIM0		CONFIG_SYS_NAND_FTIM0
242 #define CONFIG_SYS_CS1_FTIM1		CONFIG_SYS_NAND_FTIM1
243 #define CONFIG_SYS_CS1_FTIM2		CONFIG_SYS_NAND_FTIM2
244 #define CONFIG_SYS_CS1_FTIM3		CONFIG_SYS_NAND_FTIM3
245 
246 /* CPLD on IFC, selected by CS2 */
247 #define CONFIG_SYS_CPLD_BASE		0xffdf0000
248 #define CONFIG_SYS_CPLD_BASE_PHYS	(0xf00000000ull \
249 					| CONFIG_SYS_CPLD_BASE)
250 
251 #define CONFIG_SYS_CSPR2	(CSPR_PHYS_ADDR(CONFIG_SYS_CPLD_BASE_PHYS) \
252 				| CSPR_PORT_SIZE_8 \
253 				| CSPR_MSEL_GPCM \
254 				| CSPR_V)
255 #define CONFIG_SYS_AMASK2	IFC_AMASK(64*1024)
256 #define CONFIG_SYS_CSOR2	0x0
257 /* CPLD Timing parameters for IFC CS2 */
258 #define CONFIG_SYS_CS2_FTIM0	(FTIM0_GPCM_TACSE(0x0e) | \
259 				FTIM0_GPCM_TEADC(0x0e) | \
260 				FTIM0_GPCM_TEAHC(0x0e))
261 #define CONFIG_SYS_CS2_FTIM1	(FTIM1_GPCM_TACO(0x0e) | \
262 				FTIM1_GPCM_TRAD(0x1f))
263 #define CONFIG_SYS_CS2_FTIM2	(FTIM2_GPCM_TCS(0x0e) | \
264 				FTIM2_GPCM_TCH(0x0) | \
265 				FTIM2_GPCM_TWP(0x1f))
266 #define CONFIG_SYS_CS2_FTIM3	0x0
267 
268 #if defined(CONFIG_RAMBOOT_SPIFLASH)
269 #define CONFIG_SYS_RAMBOOT
270 #define CONFIG_SYS_EXTRA_ENV_RELOC
271 #endif
272 
273 #define CONFIG_BOARD_EARLY_INIT_R
274 
275 #define CONFIG_SYS_INIT_RAM_LOCK
276 #define CONFIG_SYS_INIT_RAM_ADDR	0xffd00000
277 #define CONFIG_SYS_INIT_RAM_END		0x00004000
278 
279 #define CONFIG_SYS_GBL_DATA_OFFSET	(CONFIG_SYS_INIT_RAM_END \
280 						- GENERATED_GBL_DATA_SIZE)
281 #define CONFIG_SYS_INIT_SP_OFFSET	CONFIG_SYS_GBL_DATA_OFFSET
282 
283 #define CONFIG_SYS_MONITOR_LEN		(512 * 1024)
284 #define CONFIG_SYS_MALLOC_LEN		(1024 * 1024)
285 
286 /* Serial Port */
287 #define CONFIG_CONS_INDEX	1
288 #define CONFIG_SYS_NS16550
289 #define CONFIG_SYS_NS16550_SERIAL
290 #define CONFIG_SYS_NS16550_REG_SIZE	1
291 #define CONFIG_SYS_NS16550_CLK		get_bus_freq(0)
292 
293 #define CONFIG_SERIAL_MULTI		/* Enable both serial ports */
294 #define CONFIG_SYS_CONSOLE_IS_IN_ENV
295 
296 #define CONFIG_SYS_BAUDRATE_TABLE	\
297 	{300, 600, 1200, 2400, 4800, 9600, 19200, 38400, 57600, 115200}
298 
299 #define CONFIG_SYS_NS16550_COM1	(CONFIG_SYS_CCSRBAR+0x4500)
300 #define CONFIG_SYS_NS16550_COM2	(CONFIG_SYS_CCSRBAR+0x4600)
301 
302 /* Use the HUSH parser */
303 #define CONFIG_SYS_HUSH_PARSER
304 
305 /*
306  * Pass open firmware flat tree
307  */
308 #define CONFIG_OF_LIBFDT
309 #define CONFIG_OF_BOARD_SETUP
310 #define CONFIG_OF_STDOUT_VIA_ALIAS
311 
312 /* new uImage format support */
313 #define CONFIG_FIT
314 #define CONFIG_FIT_VERBOSE	/* enable fit_format_{error,warning}() */
315 
316 #define CONFIG_SYS_I2C
317 #define CONFIG_SYS_I2C_FSL
318 #define CONFIG_SYS_FSL_I2C_SPEED	400000
319 #define CONFIG_SYS_FSL_I2C2_SPEED	400000
320 #define CONFIG_SYS_FSL_I2C_SLAVE	0x7F
321 #define CONFIG_SYS_FSL_I2C2_SLAVE	0x7F
322 #define CONFIG_SYS_FSL_I2C_OFFSET	0x3000
323 #define CONFIG_SYS_FSL_I2C2_OFFSET	0x3100
324 
325 /* I2C EEPROM */
326 /* enable read and write access to EEPROM */
327 #define CONFIG_CMD_EEPROM
328 #define CONFIG_SYS_I2C_MULTI_EEPROMS
329 #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 2
330 #define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS 3
331 #define CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS 5
332 
333 #define CONFIG_CMD_I2C
334 
335 /* eSPI - Enhanced SPI */
336 #define CONFIG_FSL_ESPI
337 #define CONFIG_SPI_FLASH
338 #define CONFIG_SPI_FLASH_SPANSION
339 #define CONFIG_SPI_FLASH_EON
340 #define CONFIG_CMD_SF
341 #define CONFIG_SF_DEFAULT_SPEED		10000000
342 #define CONFIG_SF_DEFAULT_MODE		SPI_MODE_0
343 
344 #ifdef CONFIG_TSEC_ENET
345 #define CONFIG_NET_MULTI
346 #define CONFIG_MII			/* MII PHY management */
347 #define CONFIG_MII_DEFAULT_TSEC	1	/* Allow unregistered phys */
348 #define CONFIG_TSEC1		1
349 #define CONFIG_TSEC1_NAME	"eTSEC1"
350 #define CONFIG_TSEC2		1
351 #define CONFIG_TSEC2_NAME	"eTSEC2"
352 
353 /* Default mode is RGMII mode */
354 #define TSEC1_PHY_ADDR		0
355 #define TSEC2_PHY_ADDR		2
356 
357 #define TSEC1_FLAGS		(TSEC_GIGABIT | TSEC_REDUCED)
358 #define TSEC2_FLAGS		(TSEC_GIGABIT | TSEC_REDUCED)
359 
360 #define CONFIG_ETHPRIME		"eTSEC1"
361 
362 #define CONFIG_PHY_GIGE
363 #endif	/* CONFIG_TSEC_ENET */
364 
365 /*
366  * Environment
367  */
368 #if defined(CONFIG_SYS_RAMBOOT)
369 #if defined(CONFIG_RAMBOOT_SPIFLASH)
370 #define CONFIG_ENV_IS_IN_SPI_FLASH
371 #define CONFIG_ENV_SPI_BUS	0
372 #define CONFIG_ENV_SPI_CS	0
373 #define CONFIG_ENV_SPI_MAX_HZ	10000000
374 #define CONFIG_ENV_SPI_MODE	0
375 #define CONFIG_ENV_OFFSET	0x100000	/* 1MB */
376 #define CONFIG_ENV_SECT_SIZE	0x10000
377 #define CONFIG_ENV_SIZE		0x2000
378 #endif
379 #else
380 #define CONFIG_ENV_IS_IN_FLASH
381 #if CONFIG_SYS_MONITOR_BASE > 0xfff80000
382 #define CONFIG_ENV_ADDR	0xfff80000
383 #else
384 #define CONFIG_ENV_ADDR	(CONFIG_SYS_MONITOR_BASE - CONFIG_ENV_SECT_SIZE)
385 #endif
386 #define CONFIG_ENV_SIZE		0x2000
387 #define CONFIG_ENV_SECT_SIZE	0x20000
388 #endif
389 
390 #define CONFIG_LOADS_ECHO
391 #define CONFIG_SYS_LOADS_BAUD_CHANGE
392 
393 /*
394  * Command line configuration.
395  */
396 #include <config_cmd_default.h>
397 
398 #define CONFIG_CMD_ERRATA
399 #define CONFIG_CMD_ELF
400 #define CONFIG_CMD_IRQ
401 #define CONFIG_CMD_MII
402 #define CONFIG_CMD_PING
403 #define CONFIG_CMD_SETEXPR
404 #define CONFIG_CMD_REGINFO
405 
406 /*
407  * Miscellaneous configurable options
408  */
409 #define CONFIG_SYS_LONGHELP			/* undef to save memory	*/
410 #define CONFIG_CMDLINE_EDITING			/* Command-line editing */
411 #define CONFIG_AUTO_COMPLETE			/* add autocompletion support */
412 #define CONFIG_SYS_LOAD_ADDR	0x2000000	/* default load address */
413 #define CONFIG_SYS_PROMPT	"=> "		/* Monitor Command Prompt */
414 
415 #define CONFIG_SYS_CBSIZE	256		/* Console I/O Buffer Size */
416 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16)
417 						/* Print Buffer Size */
418 #define CONFIG_SYS_MAXARGS	16		/* max number of command args */
419 #define CONFIG_SYS_BARGSIZE	CONFIG_SYS_CBSIZE/* Boot Argument Buffer Size */
420 #define CONFIG_SYS_HZ		1000		/* dec freq: 1ms ticks */
421 
422 /*
423  * For booting Linux, the board info and command line data
424  * have to be in the first 64 MB of memory, since this is
425  * the maximum mapped by the Linux kernel during initialization.
426  */
427 #define CONFIG_SYS_BOOTMAPSZ	(64 << 20) /* Initial Memory map for Linux */
428 #define CONFIG_SYS_BOOTM_LEN	(64 << 20) /* Increase max gunzip size */
429 
430 /*
431  * Environment Configuration
432  */
433 
434 #ifdef CONFIG_TSEC_ENET
435 #define CONFIG_HAS_ETH0
436 #define CONFIG_HAS_ETH1
437 #endif
438 
439 #define CONFIG_ROOTPATH		"/opt/nfsroot"
440 #define CONFIG_BOOTFILE		"uImage"
441 #define CONFIG_UBOOTPATH	u-boot.bin/* U-Boot image on TFTP server */
442 
443 /* default location for tftp and bootm */
444 #define CONFIG_LOADADDR		1000000
445 
446 #define CONFIG_BOOTDELAY	-1	/* -1 disables auto-boot */
447 
448 #define CONFIG_BAUDRATE		115200
449 
450 #define	CONFIG_EXTRA_ENV_SETTINGS				\
451 	"hwconfig=" __stringify(CONFIG_DEF_HWCONFIG)  "\0"	\
452 	"netdev=eth0\0"						\
453 	"uboot=" __stringify(CONFIG_UBOOTPATH) "\0"		\
454 	"loadaddr=1000000\0"				\
455 	"consoledev=ttyS0\0"				\
456 	"ramdiskaddr=2000000\0"				\
457 	"ramdiskfile=rootfs.ext2.gz.uboot\0"		\
458 	"fdtaddr=c00000\0"				\
459 	"fdtfile=name/of/device-tree.dtb\0"			\
460 	"othbootargs=ramdisk_size=600000\0"		\
461 
462 #define CONFIG_RAMBOOTCOMMAND			\
463 	"setenv bootargs root=/dev/ram rw "	\
464 	"console=$consoledev,$baudrate $othbootargs; "	\
465 	"tftp $ramdiskaddr $ramdiskfile;"	\
466 	"tftp $loadaddr $bootfile;"		\
467 	"tftp $fdtaddr $fdtfile;"		\
468 	"bootm $loadaddr $ramdiskaddr $fdtaddr"
469 
470 #define CONFIG_BOOTCOMMAND CONFIG_RAMBOOTCOMMAND
471 
472 #endif	/* __CONFIG_H */
473