xref: /openbmc/u-boot/include/configs/sbc8548.h (revision be059e88)
1 /*
2  * Copyright 2007,2009 Wind River Systems <www.windriver.com>
3  * Copyright 2007 Embedded Specialties, Inc.
4  * Copyright 2004, 2007 Freescale Semiconductor.
5  *
6  * SPDX-License-Identifier:	GPL-2.0+
7  */
8 
9 /*
10  * sbc8548 board configuration file
11  * Please refer to doc/README.sbc8548 for more info.
12  */
13 #ifndef __CONFIG_H
14 #define __CONFIG_H
15 
16 /*
17  * Top level Makefile configuration choices
18  */
19 #ifdef CONFIG_PCI
20 #define CONFIG_PCI_INDIRECT_BRIDGE
21 #define CONFIG_PCI1
22 #endif
23 
24 #ifdef CONFIG_66
25 #define CONFIG_SYS_CLK_DIV 1
26 #endif
27 
28 #ifdef CONFIG_33
29 #define CONFIG_SYS_CLK_DIV 2
30 #endif
31 
32 #ifdef CONFIG_PCIE
33 #define CONFIG_PCIE1
34 #endif
35 
36 /*
37  * High Level Configuration Options
38  */
39 #define CONFIG_SBC8548		1	/* SBC8548 board specific */
40 
41 /*
42  * If you want to boot from the SODIMM flash, instead of the soldered
43  * on flash, set this, and change JP12, SW2:8 accordingly.
44  */
45 #undef CONFIG_SYS_ALT_BOOT
46 
47 #ifndef CONFIG_SYS_TEXT_BASE
48 #ifdef CONFIG_SYS_ALT_BOOT
49 #define CONFIG_SYS_TEXT_BASE	0xfff00000
50 #else
51 #define CONFIG_SYS_TEXT_BASE	0xfffa0000
52 #endif
53 #endif
54 
55 #undef CONFIG_RIO
56 
57 #ifdef CONFIG_PCI
58 #define CONFIG_FSL_PCI_INIT		/* Use common FSL init code */
59 #define CONFIG_SYS_PCI_64BIT    1	/* enable 64-bit PCI resources */
60 #endif
61 #ifdef CONFIG_PCIE1
62 #define CONFIG_FSL_PCIE_RESET   1	/* need PCIe reset errata */
63 #endif
64 
65 #define CONFIG_TSEC_ENET		/* tsec ethernet support */
66 #define CONFIG_ENV_OVERWRITE
67 
68 #define CONFIG_INTERRUPTS		/* enable pci, srio, ddr interrupts */
69 
70 /*
71  * Below assumes that CCB:SYSCLK remains unchanged at 6:1 via SW2:[1-4]
72  */
73 #ifndef CONFIG_SYS_CLK_DIV
74 #define CONFIG_SYS_CLK_DIV	1	/* 2, if 33MHz PCI card installed */
75 #endif
76 #define CONFIG_SYS_CLK_FREQ	(66000000 / CONFIG_SYS_CLK_DIV)
77 
78 /*
79  * These can be toggled for performance analysis, otherwise use default.
80  */
81 #define CONFIG_L2_CACHE			/* toggle L2 cache */
82 #define CONFIG_BTB			/* toggle branch predition */
83 
84 /*
85  * Only possible on E500 Version 2 or newer cores.
86  */
87 #define CONFIG_ENABLE_36BIT_PHYS	1
88 
89 #undef	CONFIG_SYS_DRAM_TEST			/* memory test, takes time */
90 #define CONFIG_SYS_MEMTEST_START	0x00200000	/* memtest works on */
91 #define CONFIG_SYS_MEMTEST_END		0x00400000
92 
93 #define CONFIG_SYS_CCSRBAR		0xe0000000
94 #define CONFIG_SYS_CCSRBAR_PHYS_LOW	CONFIG_SYS_CCSRBAR
95 
96 /* DDR Setup */
97 #undef CONFIG_FSL_DDR_INTERACTIVE
98 #undef CONFIG_DDR_ECC			/* only for ECC DDR module */
99 /*
100  * A hardware errata caused the LBC SDRAM SPD and the DDR2 SPD
101  * to collide, meaning you couldn't reliably read either. So
102  * physically remove the LBC PC100 SDRAM module from the board
103  * before enabling the two SPD options below, or check that you
104  * have the hardware fix on your board via "i2c probe" and looking
105  * for a device at 0x53.
106  */
107 #undef CONFIG_SPD_EEPROM		/* Use SPD EEPROM for DDR setup */
108 #undef CONFIG_DDR_SPD
109 
110 #define CONFIG_ECC_INIT_VIA_DDRCONTROLLER	/* DDR controller or DMA? */
111 #define CONFIG_MEM_INIT_VALUE	0xDeadBeef
112 
113 #define CONFIG_SYS_DDR_SDRAM_BASE	0x00000000
114 #define CONFIG_SYS_SDRAM_BASE		CONFIG_SYS_DDR_SDRAM_BASE
115 #define CONFIG_VERY_BIG_RAM
116 
117 #define CONFIG_DIMM_SLOTS_PER_CTLR	1
118 #define CONFIG_CHIP_SELECTS_PER_CTRL	2
119 
120 /*
121  * The hardware fix for the I2C address collision puts the DDR
122  * SPD at 0x53, but if we are running on an older board w/o the
123  * fix, it will still be at 0x51.  We check 0x53 1st.
124  */
125 #define SPD_EEPROM_ADDRESS	0x51	/* CTLR 0 DIMM 0 */
126 #define ALT_SPD_EEPROM_ADDRESS	0x53	/* CTLR 0 DIMM 0 */
127 
128 /*
129  * Make sure required options are set
130  */
131 #ifndef CONFIG_SPD_EEPROM
132 	#define CONFIG_SYS_SDRAM_SIZE	256		/* DDR is 256MB */
133 	#define CONFIG_SYS_DDR_CONTROL	0xc300c000
134 #endif
135 
136 #undef CONFIG_CLOCKS_IN_MHZ
137 
138 /*
139  * FLASH on the Local Bus
140  * Two banks, one 8MB the other 64MB, using the CFI driver.
141  * JP12+SW2.8 are used to swap CS0 and CS6, defaults are to have
142  * CS0 the 8MB boot flash, and CS6 the 64MB flash.
143  *
144  *	Default:
145  *	ec00_0000	efff_ffff	64MB SODIMM
146  *	ff80_0000	ffff_ffff	8MB soldered flash
147  *
148  *	Alternate:
149  *	ef80_0000	efff_ffff	8MB soldered flash
150  *	fc00_0000	ffff_ffff	64MB SODIMM
151  *
152  * BR0_8M:
153  *    Base address 0 = 0xff80_0000 = BR0[0:16] = 1111 1111 1000 0000 0
154  *    Port Size = 8 bits = BRx[19:20] = 01
155  *    Use GPCM = BRx[24:26] = 000
156  *    Valid = BRx[31] = 1
157  *
158  * BR0_64M:
159  *    Base address 0 = 0xfc00_0000 = BR0[0:16] = 1111 1100 0000 0000 0
160  *    Port Size = 32 bits = BRx[19:20] = 11
161  *
162  * 0    4    8    12   16   20   24   28
163  * 1111 1111 1000 0000 0000 1000 0000 0001 = ff800801    BR0_8M
164  * 1111 1100 0000 0000 0001 1000 0000 0001 = fc001801    BR0_64M
165  */
166 #define CONFIG_SYS_BR0_8M	0xff800801
167 #define CONFIG_SYS_BR0_64M	0xfc001801
168 
169 /*
170  * BR6_8M:
171  *    Base address 6 = 0xef80_0000 = BR6[0:16] = 1110 1111 1000 0000 0
172  *    Port Size = 8 bits = BRx[19:20] = 01
173  *    Use GPCM = BRx[24:26] = 000
174  *    Valid = BRx[31] = 1
175 
176  * BR6_64M:
177  *    Base address 6 = 0xec00_0000 = BR6[0:16] = 1110 1100 0000 0000 0
178  *    Port Size = 32 bits = BRx[19:20] = 11
179  *
180  * 0    4    8    12   16   20   24   28
181  * 1110 1111 1000 0000 0000 1000 0000 0001 = ef800801    BR6_8M
182  * 1110 1100 0000 0000 0001 1000 0000 0001 = ec001801    BR6_64M
183  */
184 #define CONFIG_SYS_BR6_8M	0xef800801
185 #define CONFIG_SYS_BR6_64M	0xec001801
186 
187 /*
188  * OR0_8M:
189  *    Addr Mask = 8M = OR1[0:16] = 1111 1111 1000 0000 0
190  *    XAM = OR0[17:18] = 11
191  *    CSNT = OR0[20] = 1
192  *    ACS = half cycle delay = OR0[21:22] = 11
193  *    SCY = 6 = OR0[24:27] = 0110
194  *    TRLX = use relaxed timing = OR0[29] = 1
195  *    EAD = use external address latch delay = OR0[31] = 1
196  *
197  * OR0_64M:
198  *    Addr Mask = 64M = OR1[0:16] = 1111 1100 0000 0000 0
199  *
200  *
201  * 0    4    8    12   16   20   24   28
202  * 1111 1111 1000 0000 0110 1110 0110 0101 = ff806e65    OR0_8M
203  * 1111 1100 0000 0000 0110 1110 0110 0101 = fc006e65    OR0_64M
204  */
205 #define CONFIG_SYS_OR0_8M	0xff806e65
206 #define CONFIG_SYS_OR0_64M	0xfc006e65
207 
208 /*
209  * OR6_8M:
210  *    Addr Mask = 8M = OR6[0:16] = 1111 1111 1000 0000 0
211  *    XAM = OR6[17:18] = 11
212  *    CSNT = OR6[20] = 1
213  *    ACS = half cycle delay = OR6[21:22] = 11
214  *    SCY = 6 = OR6[24:27] = 0110
215  *    TRLX = use relaxed timing = OR6[29] = 1
216  *    EAD = use external address latch delay = OR6[31] = 1
217  *
218  * OR6_64M:
219  *    Addr Mask = 64M = OR6[0:16] = 1111 1100 0000 0000 0
220  *
221  * 0    4    8    12   16   20   24   28
222  * 1111 1111 1000 0000 0110 1110 0110 0101 = ff806e65    OR6_8M
223  * 1111 1100 0000 0000 0110 1110 0110 0101 = fc006e65    OR6_64M
224  */
225 #define CONFIG_SYS_OR6_8M	0xff806e65
226 #define CONFIG_SYS_OR6_64M	0xfc006e65
227 
228 #ifndef CONFIG_SYS_ALT_BOOT		/* JP12 in default position */
229 #define CONFIG_SYS_BOOT_BLOCK		0xff800000	/* start of 8MB Flash */
230 #define CONFIG_SYS_ALT_FLASH		0xec000000	/* 64MB "user" flash */
231 
232 #define CONFIG_SYS_BR0_PRELIM		CONFIG_SYS_BR0_8M
233 #define CONFIG_SYS_OR0_PRELIM		CONFIG_SYS_OR0_8M
234 
235 #define CONFIG_SYS_BR6_PRELIM		CONFIG_SYS_BR6_64M
236 #define CONFIG_SYS_OR6_PRELIM		CONFIG_SYS_OR6_64M
237 #else					/* JP12 in alternate position */
238 #define CONFIG_SYS_BOOT_BLOCK		0xfc000000	/* start 64MB Flash */
239 #define CONFIG_SYS_ALT_FLASH		0xef800000	/* 8MB soldered flash */
240 
241 #define CONFIG_SYS_BR0_PRELIM		CONFIG_SYS_BR0_64M
242 #define CONFIG_SYS_OR0_PRELIM		CONFIG_SYS_OR0_64M
243 
244 #define CONFIG_SYS_BR6_PRELIM		CONFIG_SYS_BR6_8M
245 #define CONFIG_SYS_OR6_PRELIM		CONFIG_SYS_OR6_8M
246 #endif
247 
248 #define CONFIG_SYS_FLASH_BASE		CONFIG_SYS_BOOT_BLOCK
249 #define CONFIG_SYS_FLASH_BANKS_LIST	{CONFIG_SYS_FLASH_BASE, \
250 					 CONFIG_SYS_ALT_FLASH}
251 #define CONFIG_SYS_MAX_FLASH_BANKS	2		/* number of banks */
252 #define CONFIG_SYS_MAX_FLASH_SECT	256		/* sectors per device */
253 #undef	CONFIG_SYS_FLASH_CHECKSUM
254 #define CONFIG_SYS_FLASH_ERASE_TOUT	60000	/* Flash Erase Timeout (ms) */
255 #define CONFIG_SYS_FLASH_WRITE_TOUT	500	/* Flash Write Timeout (ms) */
256 
257 #define CONFIG_SYS_MONITOR_BASE	CONFIG_SYS_TEXT_BASE	/* start of monitor */
258 
259 #define CONFIG_FLASH_CFI_DRIVER
260 #define CONFIG_SYS_FLASH_CFI
261 #define CONFIG_SYS_FLASH_EMPTY_INFO
262 
263 /* CS5 = Local bus peripherals controlled by the EPLD */
264 
265 #define CONFIG_SYS_BR5_PRELIM		0xf8000801
266 #define CONFIG_SYS_OR5_PRELIM		0xff006e65
267 #define CONFIG_SYS_EPLD_BASE		0xf8000000
268 #define CONFIG_SYS_LED_DISP_BASE	0xf8000000
269 #define CONFIG_SYS_USER_SWITCHES_BASE	0xf8100000
270 #define CONFIG_SYS_BD_REV		0xf8300000
271 #define CONFIG_SYS_EEPROM_BASE		0xf8b00000
272 
273 /*
274  * SDRAM on the Local Bus (CS3 and CS4)
275  * Note that most boards have a hardware errata where both the
276  * LBC SDRAM and the DDR2 SDRAM decode at 0x51, making it impossible
277  * to use CONFIG_DDR_SPD unless you physically remove the LBC DIMM.
278  * A hardware workaround is also available, see README.sbc8548 file.
279  */
280 #define CONFIG_SYS_LBC_SDRAM_BASE	0xf0000000	/* Localbus SDRAM */
281 #define CONFIG_SYS_LBC_SDRAM_SIZE	128		/* LBC SDRAM is 128MB */
282 
283 /*
284  * Base Register 3 and Option Register 3 configure the 1st 1/2 SDRAM.
285  * The SDRAM base address, CONFIG_SYS_LBC_SDRAM_BASE, is 0xf0000000.
286  *
287  * For BR3, need:
288  *    Base address of 0xf0000000 = BR[0:16] = 1111 0000 0000 0000 0
289  *    port-size = 32-bits = BR2[19:20] = 11
290  *    no parity checking = BR2[21:22] = 00
291  *    SDRAM for MSEL = BR2[24:26] = 011
292  *    Valid = BR[31] = 1
293  *
294  * 0    4    8    12   16   20   24   28
295  * 1111 0000 0000 0000 0001 1000 0110 0001 = f0001861
296  *
297  */
298 
299 #define CONFIG_SYS_BR3_PRELIM		0xf0001861
300 
301 /*
302  * The SDRAM size in MB, of 1/2 CONFIG_SYS_LBC_SDRAM_SIZE, is 64.
303  *
304  * For OR3, need:
305  *    64MB mask for AM, OR3[0:7] = 1111 1100
306  *		   XAM, OR3[17:18] = 11
307  *    10 columns OR3[19-21] = 011
308  *    12 rows   OR3[23-25] = 011
309  *    EAD set for extra time OR[31] = 0
310  *
311  * 0    4    8    12   16   20   24   28
312  * 1111 1100 0000 0000 0110 1100 1100 0000 = fc006cc0
313  */
314 
315 #define CONFIG_SYS_OR3_PRELIM		0xfc006cc0
316 
317 /*
318  * Base Register 4 and Option Register 4 configure the 2nd 1/2 SDRAM.
319  * The base address, (SDRAM_BASE + 1/2*SIZE), is 0xf4000000.
320  *
321  * For BR4, need:
322  *    Base address of 0xf4000000 = BR[0:16] = 1111 0100 0000 0000 0
323  *    port-size = 32-bits = BR2[19:20] = 11
324  *    no parity checking = BR2[21:22] = 00
325  *    SDRAM for MSEL = BR2[24:26] = 011
326  *    Valid = BR[31] = 1
327  *
328  * 0    4    8    12   16   20   24   28
329  * 1111 0000 0000 0000 0001 1000 0110 0001 = f4001861
330  *
331  */
332 
333 #define CONFIG_SYS_BR4_PRELIM		0xf4001861
334 
335 /*
336  * The SDRAM size in MB, of 1/2 CONFIG_SYS_LBC_SDRAM_SIZE, is 64.
337  *
338  * For OR4, need:
339  *    64MB mask for AM, OR3[0:7] = 1111 1100
340  *		   XAM, OR3[17:18] = 11
341  *    10 columns OR3[19-21] = 011
342  *    12 rows   OR3[23-25] = 011
343  *    EAD set for extra time OR[31] = 0
344  *
345  * 0    4    8    12   16   20   24   28
346  * 1111 1100 0000 0000 0110 1100 1100 0000 = fc006cc0
347  */
348 
349 #define CONFIG_SYS_OR4_PRELIM		0xfc006cc0
350 
351 #define CONFIG_SYS_LBC_LCRR		0x00000002    /* LB clock ratio reg */
352 #define CONFIG_SYS_LBC_LBCR		0x00000000    /* LB config reg */
353 #define CONFIG_SYS_LBC_LSRT		0x20000000  /* LB sdram refresh timer */
354 #define CONFIG_SYS_LBC_MRTPR		0x00000000  /* LB refresh timer prescal*/
355 
356 /*
357  * Common settings for all Local Bus SDRAM commands.
358  */
359 #define CONFIG_SYS_LBC_LSDMR_COMMON	( LSDMR_RFCR16		\
360 				| LSDMR_BSMA1516	\
361 				| LSDMR_PRETOACT3	\
362 				| LSDMR_ACTTORW3	\
363 				| LSDMR_BUFCMD		\
364 				| LSDMR_BL8		\
365 				| LSDMR_WRC2		\
366 				| LSDMR_CL3		\
367 				)
368 
369 #define CONFIG_SYS_LBC_LSDMR_PCHALL	\
370 	 (CONFIG_SYS_LBC_LSDMR_COMMON | LSDMR_OP_PCHALL)
371 #define CONFIG_SYS_LBC_LSDMR_ARFRSH	\
372 	 (CONFIG_SYS_LBC_LSDMR_COMMON | LSDMR_OP_ARFRSH)
373 #define CONFIG_SYS_LBC_LSDMR_MRW	\
374 	 (CONFIG_SYS_LBC_LSDMR_COMMON | LSDMR_OP_MRW)
375 #define CONFIG_SYS_LBC_LSDMR_RFEN	\
376 	 (CONFIG_SYS_LBC_LSDMR_COMMON | LSDMR_RFEN)
377 
378 #define CONFIG_SYS_INIT_RAM_LOCK	1
379 #define CONFIG_SYS_INIT_RAM_ADDR	0xe4010000	/* Initial RAM address */
380 #define CONFIG_SYS_INIT_RAM_SIZE	0x4000		/* Size of used area in RAM */
381 
382 #define CONFIG_SYS_INIT_L2_ADDR	0xf8f80000	/* relocate boot L2SRAM */
383 
384 #define CONFIG_SYS_GBL_DATA_OFFSET	(CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
385 #define CONFIG_SYS_INIT_SP_OFFSET	CONFIG_SYS_GBL_DATA_OFFSET
386 
387 /*
388  * For soldered on flash, (128kB/sector) we use 2 sectors for u-boot and
389  * one for env+bootpg (CONFIG_SYS_TEXT_BASE=0xfffa_0000, 384kB total).  For SODIMM
390  * flash (512kB/sector) we use 1 sector for u-boot, and one for env+bootpg
391  * (CONFIG_SYS_TEXT_BASE=0xfff0_0000, 1MB total).  This dynamically sets the right
392  * thing for MONITOR_LEN in both cases.
393  */
394 #define CONFIG_SYS_MONITOR_LEN		(~CONFIG_SYS_TEXT_BASE + 1)
395 #define CONFIG_SYS_MALLOC_LEN		(1024 * 1024) /* Reserved for malloc */
396 
397 /* Serial Port */
398 #define CONFIG_CONS_INDEX	1
399 #define CONFIG_SYS_NS16550_SERIAL
400 #define CONFIG_SYS_NS16550_REG_SIZE	1
401 #define CONFIG_SYS_NS16550_CLK		(400000000 / CONFIG_SYS_CLK_DIV)
402 
403 #define CONFIG_SYS_BAUDRATE_TABLE \
404 	{300, 600, 1200, 2400, 4800, 9600, 19200, 38400,115200}
405 
406 #define CONFIG_SYS_NS16550_COM1	(CONFIG_SYS_CCSRBAR+0x4500)
407 #define CONFIG_SYS_NS16550_COM2	(CONFIG_SYS_CCSRBAR+0x4600)
408 
409 /*
410  * I2C
411  */
412 #define CONFIG_SYS_I2C
413 #define CONFIG_SYS_I2C_FSL
414 #define CONFIG_SYS_FSL_I2C_SPEED	400000
415 #define CONFIG_SYS_FSL_I2C_SLAVE	0x7F
416 #define CONFIG_SYS_FSL_I2C_OFFSET	0x3000
417 #define CONFIG_SYS_I2C_EEPROM_ADDR	0x50
418 
419 /*
420  * General PCI
421  * Memory space is mapped 1-1, but I/O space must start from 0.
422  */
423 #define CONFIG_SYS_PCI_VIRT		0x80000000	/* 1G PCI TLB */
424 #define CONFIG_SYS_PCI_PHYS		0x80000000	/* 1G PCI TLB */
425 
426 #define CONFIG_SYS_PCI1_MEM_VIRT	0x80000000
427 #define CONFIG_SYS_PCI1_MEM_BUS		0x80000000
428 #define CONFIG_SYS_PCI1_MEM_PHYS	0x80000000
429 #define CONFIG_SYS_PCI1_MEM_SIZE	0x20000000	/* 512M */
430 #define CONFIG_SYS_PCI1_IO_VIRT		0xe2000000
431 #define CONFIG_SYS_PCI1_IO_BUS		0x00000000
432 #define CONFIG_SYS_PCI1_IO_PHYS		0xe2000000
433 #define CONFIG_SYS_PCI1_IO_SIZE		0x00800000	/* 8M */
434 
435 #ifdef CONFIG_PCIE1
436 #define CONFIG_SYS_PCIE1_MEM_VIRT	0xa0000000
437 #define CONFIG_SYS_PCIE1_MEM_BUS	0xa0000000
438 #define CONFIG_SYS_PCIE1_MEM_PHYS	0xa0000000
439 #define CONFIG_SYS_PCIE1_MEM_SIZE	0x20000000	/* 512M */
440 #define CONFIG_SYS_PCIE1_IO_VIRT	0xe2800000
441 #define CONFIG_SYS_PCIE1_IO_BUS		0x00000000
442 #define CONFIG_SYS_PCIE1_IO_PHYS	0xe2800000
443 #define CONFIG_SYS_PCIE1_IO_SIZE	0x00800000	/* 8M */
444 #endif
445 
446 #ifdef CONFIG_RIO
447 /*
448  * RapidIO MMU
449  */
450 #define CONFIG_SYS_RIO_MEM_BASE	0xC0000000
451 #define CONFIG_SYS_RIO_MEM_SIZE	0x20000000	/* 512M */
452 #endif
453 
454 #if defined(CONFIG_PCI)
455 #undef CONFIG_EEPRO100
456 #undef CONFIG_TULIP
457 
458 #define CONFIG_PCI_SCAN_SHOW		/* show pci devices on startup */
459 
460 #endif	/* CONFIG_PCI */
461 
462 #if defined(CONFIG_TSEC_ENET)
463 
464 #define CONFIG_MII		1	/* MII PHY management */
465 #define CONFIG_TSEC1	1
466 #define CONFIG_TSEC1_NAME	"eTSEC0"
467 #define CONFIG_TSEC2	1
468 #define CONFIG_TSEC2_NAME	"eTSEC1"
469 #undef CONFIG_MPC85XX_FEC
470 
471 #define TSEC1_PHY_ADDR		0x19
472 #define TSEC2_PHY_ADDR		0x1a
473 
474 #define TSEC1_PHYIDX		0
475 #define TSEC2_PHYIDX		0
476 
477 #define TSEC1_FLAGS		TSEC_GIGABIT
478 #define TSEC2_FLAGS		TSEC_GIGABIT
479 
480 /* Options are: eTSEC[0-3] */
481 #define CONFIG_ETHPRIME		"eTSEC0"
482 #define CONFIG_PHY_GIGE		1	/* Include GbE speed/duplex detection */
483 #endif	/* CONFIG_TSEC_ENET */
484 
485 /*
486  * Environment
487  */
488 #define CONFIG_ENV_IS_IN_FLASH	1
489 #define CONFIG_ENV_SIZE		0x2000
490 #if CONFIG_SYS_TEXT_BASE == 0xfff00000	/* Boot from 64MB SODIMM */
491 #define CONFIG_ENV_ADDR		(CONFIG_SYS_MONITOR_BASE + 0x80000)
492 #define CONFIG_ENV_SECT_SIZE	0x80000	/* 512K(one sector) for env */
493 #elif CONFIG_SYS_TEXT_BASE == 0xfffa0000	/* Boot from 8MB soldered flash */
494 #define CONFIG_ENV_ADDR		(CONFIG_SYS_MONITOR_BASE + 0x40000)
495 #define CONFIG_ENV_SECT_SIZE	0x20000	/* 128K(one sector) for env */
496 #else
497 #warning undefined environment size/location.
498 #endif
499 
500 #define CONFIG_LOADS_ECHO	1	/* echo on for serial download */
501 #define CONFIG_SYS_LOADS_BAUD_CHANGE	1	/* allow baudrate change */
502 
503 /*
504  * BOOTP options
505  */
506 #define CONFIG_BOOTP_BOOTFILESIZE
507 #define CONFIG_BOOTP_BOOTPATH
508 #define CONFIG_BOOTP_GATEWAY
509 #define CONFIG_BOOTP_HOSTNAME
510 
511 /*
512  * Command line configuration.
513  */
514 #define CONFIG_CMD_REGINFO
515 
516 #if defined(CONFIG_PCI)
517     #define CONFIG_CMD_PCI
518 #endif
519 
520 #undef CONFIG_WATCHDOG			/* watchdog disabled */
521 
522 /*
523  * Miscellaneous configurable options
524  */
525 #define CONFIG_CMDLINE_EDITING			/* undef to save memory */
526 #define CONFIG_AUTO_COMPLETE			/* add autocompletion support */
527 #define CONFIG_SYS_LONGHELP			/* undef to save memory	*/
528 #define CONFIG_SYS_LOAD_ADDR	0x2000000	/* default load address */
529 #if defined(CONFIG_CMD_KGDB)
530 #define CONFIG_SYS_CBSIZE	1024		/* Console I/O Buffer Size */
531 #else
532 #define CONFIG_SYS_CBSIZE	256		/* Console I/O Buffer Size */
533 #endif
534 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16) /* Print Buffer Size */
535 #define CONFIG_SYS_MAXARGS	16		/* max number of command args */
536 #define CONFIG_SYS_BARGSIZE	CONFIG_SYS_CBSIZE	/* Boot Argument Buffer Size */
537 
538 /*
539  * For booting Linux, the board info and command line data
540  * have to be in the first 8 MB of memory, since this is
541  * the maximum mapped by the Linux kernel during initialization.
542  */
543 #define CONFIG_SYS_BOOTMAPSZ	(8 << 20)	/* Initial Memory map for Linux*/
544 
545 #if defined(CONFIG_CMD_KGDB)
546 #define CONFIG_KGDB_BAUDRATE	230400	/* speed to run kgdb serial port */
547 #endif
548 
549 /*
550  * Environment Configuration
551  */
552 #if defined(CONFIG_TSEC_ENET)
553 #define CONFIG_HAS_ETH0
554 #define CONFIG_HAS_ETH1
555 #endif
556 
557 #define CONFIG_IPADDR	 192.168.0.55
558 
559 #define CONFIG_HOSTNAME	 sbc8548
560 #define CONFIG_ROOTPATH	 "/opt/eldk/ppc_85xx"
561 #define CONFIG_BOOTFILE	 "/uImage"
562 #define CONFIG_UBOOTPATH /u-boot.bin	/* TFTP server */
563 
564 #define CONFIG_SERVERIP	 192.168.0.2
565 #define CONFIG_GATEWAYIP 192.168.0.1
566 #define CONFIG_NETMASK	 255.255.255.0
567 
568 #define CONFIG_LOADADDR	1000000	/*default location for tftp and bootm*/
569 
570 #undef	CONFIG_BOOTARGS		/* the boot command will set bootargs*/
571 
572 #define CONFIG_BAUDRATE	115200
573 
574 #define	CONFIG_EXTRA_ENV_SETTINGS				\
575 "netdev=eth0\0"						\
576 "uboot=" __stringify(CONFIG_UBOOTPATH) "\0"				\
577 "tftpflash=tftpboot $loadaddr $uboot; "			\
578 	"protect off " __stringify(CONFIG_SYS_TEXT_BASE) " +$filesize; " \
579 	"erase " __stringify(CONFIG_SYS_TEXT_BASE) " +$filesize; "	\
580 	"cp.b $loadaddr " __stringify(CONFIG_SYS_TEXT_BASE) " $filesize; " \
581 	"protect on " __stringify(CONFIG_SYS_TEXT_BASE) " +$filesize; "	\
582 	"cmp.b $loadaddr " __stringify(CONFIG_SYS_TEXT_BASE) " $filesize\0" \
583 "consoledev=ttyS0\0"				\
584 "ramdiskaddr=2000000\0"			\
585 "ramdiskfile=uRamdisk\0"			\
586 "fdtaddr=1e00000\0"				\
587 "fdtfile=sbc8548.dtb\0"
588 
589 #define CONFIG_NFSBOOTCOMMAND						\
590    "setenv bootargs root=/dev/nfs rw "					\
591       "nfsroot=$serverip:$rootpath "					\
592       "ip=$ipaddr:$serverip:$gatewayip:$netmask:$hostname:$netdev:off " \
593       "console=$consoledev,$baudrate $othbootargs;"			\
594    "tftp $loadaddr $bootfile;"						\
595    "tftp $fdtaddr $fdtfile;"						\
596    "bootm $loadaddr - $fdtaddr"
597 
598 #define CONFIG_RAMBOOTCOMMAND \
599    "setenv bootargs root=/dev/ram rw "					\
600       "console=$consoledev,$baudrate $othbootargs;"			\
601    "tftp $ramdiskaddr $ramdiskfile;"					\
602    "tftp $loadaddr $bootfile;"						\
603    "tftp $fdtaddr $fdtfile;"						\
604    "bootm $loadaddr $ramdiskaddr $fdtaddr"
605 
606 #define CONFIG_BOOTCOMMAND	CONFIG_RAMBOOTCOMMAND
607 
608 #endif	/* __CONFIG_H */
609