1 /* SPDX-License-Identifier: GPL-2.0+ */
2 /*
3  * Copyright (C) 2007 Freescale Semiconductor, Inc.
4  * Kevin Lam <kevin.lam@freescale.com>
5  * Joe D'Abbraccio <joe.d'abbraccio@freescale.com>
6  */
7 
8 #ifndef __CONFIG_H
9 #define __CONFIG_H
10 
11 /*
12  * High Level Configuration Options
13  */
14 #define CONFIG_E300		1 /* E300 family */
15 #define CONFIG_MPC837x		1 /* MPC837x CPU specific */
16 #define CONFIG_MPC837XERDB	1
17 
18 #define CONFIG_HWCONFIG
19 
20 /*
21  * On-board devices
22  */
23 #define CONFIG_VSC7385_ENET
24 
25 /*
26  * System Clock Setup
27  */
28 #ifdef CONFIG_PCISLAVE
29 #define CONFIG_83XX_PCICLK	66666667 /* in HZ */
30 #else
31 #define CONFIG_83XX_CLKIN	66666667 /* in Hz */
32 #define CONFIG_PCIE
33 #endif
34 
35 #ifndef CONFIG_SYS_CLK_FREQ
36 #define CONFIG_SYS_CLK_FREQ	CONFIG_83XX_CLKIN
37 #endif
38 
39 /*
40  * Hardware Reset Configuration Word
41  */
42 #define CONFIG_SYS_HRCW_LOW (\
43 	HRCWL_LCL_BUS_TO_SCB_CLK_1X1 |\
44 	HRCWL_DDR_TO_SCB_CLK_1X1 |\
45 	HRCWL_SVCOD_DIV_2 |\
46 	HRCWL_CSB_TO_CLKIN_5X1 |\
47 	HRCWL_CORE_TO_CSB_2X1)
48 
49 #ifdef CONFIG_PCISLAVE
50 #define CONFIG_SYS_HRCW_HIGH (\
51 	HRCWH_PCI_AGENT |\
52 	HRCWH_PCI1_ARBITER_DISABLE |\
53 	HRCWH_CORE_ENABLE |\
54 	HRCWH_FROM_0XFFF00100 |\
55 	HRCWH_BOOTSEQ_DISABLE |\
56 	HRCWH_SW_WATCHDOG_DISABLE |\
57 	HRCWH_ROM_LOC_LOCAL_16BIT |\
58 	HRCWH_RL_EXT_LEGACY |\
59 	HRCWH_TSEC1M_IN_RGMII |\
60 	HRCWH_TSEC2M_IN_RGMII |\
61 	HRCWH_BIG_ENDIAN |\
62 	HRCWH_LDP_CLEAR)
63 #else
64 #define CONFIG_SYS_HRCW_HIGH (\
65 	HRCWH_PCI_HOST |\
66 	HRCWH_PCI1_ARBITER_ENABLE |\
67 	HRCWH_CORE_ENABLE |\
68 	HRCWH_FROM_0X00000100 |\
69 	HRCWH_BOOTSEQ_DISABLE |\
70 	HRCWH_SW_WATCHDOG_DISABLE |\
71 	HRCWH_ROM_LOC_LOCAL_16BIT |\
72 	HRCWH_RL_EXT_LEGACY |\
73 	HRCWH_TSEC1M_IN_RGMII |\
74 	HRCWH_TSEC2M_IN_RGMII |\
75 	HRCWH_BIG_ENDIAN |\
76 	HRCWH_LDP_CLEAR)
77 #endif
78 
79 /* System performance - define the value i.e. CONFIG_SYS_XXX
80 */
81 
82 /* Arbiter Configuration Register */
83 #define CONFIG_SYS_ACR_PIPE_DEP	3	/* Arbiter pipeline depth (0-3) */
84 #define CONFIG_SYS_ACR_RPTCNT	3	/* Arbiter repeat count (0-7) */
85 
86 /* System Priority Control Regsiter */
87 #define CONFIG_SYS_SPCR_TSECEP	3	/* eTSEC1&2 emergency priority (0-3) */
88 
89 /* System Clock Configuration Register */
90 #define CONFIG_SYS_SCCR_TSEC1CM	1		/* eTSEC1 clock mode (0-3) */
91 #define CONFIG_SYS_SCCR_TSEC2CM	1		/* eTSEC2 clock mode (0-3) */
92 #define CONFIG_SYS_SCCR_SATACM	SCCR_SATACM_2	/* SATA1-4 clock mode (0-3) */
93 
94 /*
95  * System IO Config
96  */
97 #define CONFIG_SYS_SICRH		0x08200000
98 #define CONFIG_SYS_SICRL		0x00000000
99 
100 /*
101  * Output Buffer Impedance
102  */
103 #define CONFIG_SYS_OBIR		0x30100000
104 
105 /*
106  * IMMR new address
107  */
108 #define CONFIG_SYS_IMMR		0xE0000000
109 
110 /*
111  * Device configurations
112  */
113 
114 /* Vitesse 7385 */
115 
116 #ifdef CONFIG_VSC7385_ENET
117 
118 #define CONFIG_TSEC2
119 
120 /* The flash address and size of the VSC7385 firmware image */
121 #define CONFIG_VSC7385_IMAGE		0xFE7FE000
122 #define CONFIG_VSC7385_IMAGE_SIZE	8192
123 
124 #endif
125 
126 /*
127  * DDR Setup
128  */
129 #define CONFIG_SYS_DDR_BASE		0x00000000 /* DDR is system memory */
130 #define CONFIG_SYS_SDRAM_BASE		CONFIG_SYS_DDR_BASE
131 #define CONFIG_SYS_DDR_SDRAM_BASE	CONFIG_SYS_DDR_BASE
132 #define CONFIG_SYS_DDR_SDRAM_CLK_CNTL	0x03000000
133 #define CONFIG_SYS_83XX_DDR_USES_CS0
134 
135 #define CONFIG_SYS_DDRCDR_VALUE	(DDRCDR_DHC_EN | DDRCDR_ODT | DDRCDR_Q_DRN)
136 
137 #undef CONFIG_DDR_ECC		/* support DDR ECC function */
138 #undef CONFIG_DDR_ECC_CMD	/* Use DDR ECC user commands */
139 
140 #undef CONFIG_NEVER_ASSERT_ODT_TO_CPU	/* Never assert ODT to internal IOs */
141 
142 /*
143  * Manually set up DDR parameters
144  */
145 #define CONFIG_SYS_DDR_SIZE		256		/* MB */
146 #define CONFIG_SYS_DDR_CS0_BNDS		0x0000000f
147 #define CONFIG_SYS_DDR_CS0_CONFIG	(CSCONFIG_EN \
148 					| CSCONFIG_ODT_WR_ONLY_CURRENT \
149 					| CSCONFIG_ROW_BIT_13 \
150 					| CSCONFIG_COL_BIT_10)
151 
152 #define CONFIG_SYS_DDR_TIMING_3	0x00000000
153 #define CONFIG_SYS_DDR_TIMING_0	((0 << TIMING_CFG0_RWT_SHIFT) \
154 				| (0 << TIMING_CFG0_WRT_SHIFT) \
155 				| (0 << TIMING_CFG0_RRT_SHIFT) \
156 				| (0 << TIMING_CFG0_WWT_SHIFT) \
157 				| (2 << TIMING_CFG0_ACT_PD_EXIT_SHIFT) \
158 				| (6 << TIMING_CFG0_PRE_PD_EXIT_SHIFT) \
159 				| (8 << TIMING_CFG0_ODT_PD_EXIT_SHIFT) \
160 				| (2 << TIMING_CFG0_MRS_CYC_SHIFT))
161 				/* 0x00260802 */ /* DDR400 */
162 #define CONFIG_SYS_DDR_TIMING_1	((3 << TIMING_CFG1_PRETOACT_SHIFT) \
163 				| (9 << TIMING_CFG1_ACTTOPRE_SHIFT) \
164 				| (3 << TIMING_CFG1_ACTTORW_SHIFT) \
165 				| (7 << TIMING_CFG1_CASLAT_SHIFT) \
166 				| (13 << TIMING_CFG1_REFREC_SHIFT) \
167 				| (3 << TIMING_CFG1_WRREC_SHIFT) \
168 				| (2 << TIMING_CFG1_ACTTOACT_SHIFT) \
169 				| (2 << TIMING_CFG1_WRTORD_SHIFT))
170 				/* 0x3937d322 */
171 #define CONFIG_SYS_DDR_TIMING_2	((0 << TIMING_CFG2_ADD_LAT_SHIFT) \
172 				| (5 << TIMING_CFG2_CPO_SHIFT) \
173 				| (3 << TIMING_CFG2_WR_LAT_DELAY_SHIFT) \
174 				| (2 << TIMING_CFG2_RD_TO_PRE_SHIFT) \
175 				| (3 << TIMING_CFG2_WR_DATA_DELAY_SHIFT) \
176 				| (3 << TIMING_CFG2_CKE_PLS_SHIFT) \
177 				| (8 << TIMING_CFG2_FOUR_ACT_SHIFT))
178 				/* 0x02984cc8 */
179 
180 #define CONFIG_SYS_DDR_INTERVAL	((1024 << SDRAM_INTERVAL_REFINT_SHIFT) \
181 				| (0 << SDRAM_INTERVAL_BSTOPRE_SHIFT))
182 				/* 0x06090100 */
183 
184 #if defined(CONFIG_DDR_2T_TIMING)
185 #define CONFIG_SYS_DDR_SDRAM_CFG	(SDRAM_CFG_SREN \
186 					| SDRAM_CFG_SDRAM_TYPE_DDR2 \
187 					| SDRAM_CFG_32_BE \
188 					| SDRAM_CFG_2T_EN)
189 					/* 0x43088000 */
190 #else
191 #define CONFIG_SYS_DDR_SDRAM_CFG	(SDRAM_CFG_SREN \
192 					| SDRAM_CFG_SDRAM_TYPE_DDR2)
193 					/* 0x43000000 */
194 #endif
195 #define CONFIG_SYS_DDR_SDRAM_CFG2	0x00001000 /* 1 posted refresh */
196 #define CONFIG_SYS_DDR_MODE		((0x0406 << SDRAM_MODE_ESD_SHIFT) \
197 					| (0x0442 << SDRAM_MODE_SD_SHIFT))
198 					/* 0x04400442 */ /* DDR400 */
199 #define CONFIG_SYS_DDR_MODE2		0x00000000
200 
201 /*
202  * Memory test
203  */
204 #undef CONFIG_SYS_DRAM_TEST		/* memory test, takes time */
205 #define CONFIG_SYS_MEMTEST_START	0x00040000 /* memtest region */
206 #define CONFIG_SYS_MEMTEST_END		0x0ef70010
207 
208 /*
209  * The reserved memory
210  */
211 #define CONFIG_SYS_MONITOR_BASE	CONFIG_SYS_TEXT_BASE /* start of monitor */
212 
213 #if (CONFIG_SYS_MONITOR_BASE < CONFIG_SYS_FLASH_BASE)
214 #define CONFIG_SYS_RAMBOOT
215 #else
216 #undef	CONFIG_SYS_RAMBOOT
217 #endif
218 
219 #define CONFIG_SYS_MONITOR_LEN	(512 * 1024) /* Reserve 512 kB for Mon */
220 #define CONFIG_SYS_MALLOC_LEN	(512 * 1024) /* Reserved for malloc */
221 
222 /*
223  * Initial RAM Base Address Setup
224  */
225 #define CONFIG_SYS_INIT_RAM_LOCK	1
226 #define CONFIG_SYS_INIT_RAM_ADDR	0xE6000000 /* Initial RAM address */
227 #define CONFIG_SYS_INIT_RAM_SIZE	0x1000 /* Size of used area in RAM */
228 #define CONFIG_SYS_GBL_DATA_OFFSET	\
229 			(CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
230 
231 /*
232  * Local Bus Configuration & Clock Setup
233  */
234 #define CONFIG_SYS_LCRR_DBYP	LCRR_DBYP
235 #define CONFIG_SYS_LCRR_CLKDIV	LCRR_CLKDIV_8
236 #define CONFIG_SYS_LBC_LBCR		0x00000000
237 #define CONFIG_FSL_ELBC		1
238 
239 /*
240  * FLASH on the Local Bus
241  */
242 #define CONFIG_SYS_FLASH_CFI		/* use the Common Flash Interface */
243 #define CONFIG_FLASH_CFI_DRIVER	/* use the CFI driver */
244 #define CONFIG_SYS_FLASH_BASE		0xFE000000 /* FLASH base address */
245 #define CONFIG_SYS_FLASH_SIZE		8 /* max FLASH size is 32M */
246 
247 #define CONFIG_SYS_FLASH_PROTECTION	1	/* Use h/w Flash protection. */
248 #define CONFIG_SYS_FLASH_EMPTY_INFO		/* display empty sectors */
249 #define CONFIG_SYS_FLASH_USE_BUFFER_WRITE	/* buffer up multiple bytes */
250 
251 					/* Window base at flash base */
252 #define CONFIG_SYS_LBLAWBAR0_PRELIM	CONFIG_SYS_FLASH_BASE
253 #define CONFIG_SYS_LBLAWAR0_PRELIM	0x80000016	/* 8 MB window size */
254 
255 #define CONFIG_SYS_BR0_PRELIM	(CONFIG_SYS_FLASH_BASE \
256 				| BR_PS_16	/* 16 bit port */ \
257 				| BR_MS_GPCM	/* MSEL = GPCM */ \
258 				| BR_V)		/* valid */
259 #define CONFIG_SYS_OR0_PRELIM	(MEG_TO_AM(CONFIG_SYS_FLASH_SIZE) \
260 				| OR_GPCM_XACS \
261 				| OR_GPCM_SCY_9 \
262 				| OR_GPCM_EHTR_SET \
263 				| OR_GPCM_EAD)
264 				/* 0xFF800191 */
265 
266 #define CONFIG_SYS_MAX_FLASH_BANKS	1 /* number of banks */
267 #define CONFIG_SYS_MAX_FLASH_SECT	256 /* max sectors per device */
268 
269 #undef	CONFIG_SYS_FLASH_CHECKSUM
270 #define CONFIG_SYS_FLASH_ERASE_TOUT	60000	/* Flash Erase Timeout (ms) */
271 #define CONFIG_SYS_FLASH_WRITE_TOUT	500	/* Flash Write Timeout (ms) */
272 
273 /*
274  * NAND Flash on the Local Bus
275  */
276 #define CONFIG_SYS_NAND_BASE	0xE0600000
277 #define CONFIG_SYS_BR1_PRELIM	(CONFIG_SYS_NAND_BASE \
278 				| BR_DECC_CHK_GEN	/* Use HW ECC */ \
279 				| BR_PS_8		/* 8 bit port */ \
280 				| BR_MS_FCM		/* MSEL = FCM */ \
281 				| BR_V)			/* valid */
282 #define CONFIG_SYS_OR1_PRELIM	(OR_AM_32KB \
283 				| OR_FCM_CSCT \
284 				| OR_FCM_CST \
285 				| OR_FCM_CHT \
286 				| OR_FCM_SCY_1 \
287 				| OR_FCM_TRLX \
288 				| OR_FCM_EHTR)
289 #define CONFIG_SYS_LBLAWBAR1_PRELIM	CONFIG_SYS_NAND_BASE
290 #define CONFIG_SYS_LBLAWAR1_PRELIM	(LBLAWAR_EN | LBLAWAR_32KB)
291 
292 /* Vitesse 7385 */
293 
294 #define CONFIG_SYS_VSC7385_BASE	0xF0000000
295 
296 #ifdef CONFIG_VSC7385_ENET
297 
298 #define CONFIG_SYS_BR2_PRELIM		(CONFIG_SYS_VSC7385_BASE \
299 					| BR_PS_8 \
300 					| BR_MS_GPCM \
301 					| BR_V)
302 					/* 0xF0000801 */
303 #define CONFIG_SYS_OR2_PRELIM		(OR_AM_128KB \
304 					| OR_GPCM_CSNT \
305 					| OR_GPCM_XACS \
306 					| OR_GPCM_SCY_15 \
307 					| OR_GPCM_SETA \
308 					| OR_GPCM_TRLX_SET \
309 					| OR_GPCM_EHTR_SET \
310 					| OR_GPCM_EAD)
311 					/* 0xfffe09ff */
312 
313 					/* Access Base */
314 #define CONFIG_SYS_LBLAWBAR2_PRELIM	CONFIG_SYS_VSC7385_BASE
315 #define CONFIG_SYS_LBLAWAR2_PRELIM	(LBLAWAR_EN | LBLAWAR_128KB)
316 
317 #endif
318 
319 /*
320  * Serial Port
321  */
322 #define CONFIG_SYS_NS16550_SERIAL
323 #define CONFIG_SYS_NS16550_REG_SIZE	1
324 #define CONFIG_SYS_NS16550_CLK		get_bus_freq(0)
325 
326 #define CONFIG_SYS_BAUDRATE_TABLE \
327 		{300, 600, 1200, 2400, 4800, 9600, 19200, 38400, 115200}
328 
329 #define CONFIG_SYS_NS16550_COM1	(CONFIG_SYS_IMMR+0x4500)
330 #define CONFIG_SYS_NS16550_COM2	(CONFIG_SYS_IMMR+0x4600)
331 
332 /* SERDES */
333 #define CONFIG_FSL_SERDES
334 #define CONFIG_FSL_SERDES1	0xe3000
335 #define CONFIG_FSL_SERDES2	0xe3100
336 
337 /* I2C */
338 #define CONFIG_SYS_I2C
339 #define CONFIG_SYS_I2C_FSL
340 #define CONFIG_SYS_FSL_I2C_SPEED	400000
341 #define CONFIG_SYS_FSL_I2C_SLAVE	0x7F
342 #define CONFIG_SYS_FSL_I2C_OFFSET	0x3000
343 #define CONFIG_SYS_I2C_NOPROBES		{ {0, 0x51} }
344 
345 /*
346  * Config on-board RTC
347  */
348 #define CONFIG_RTC_DS1374	/* use ds1374 rtc via i2c */
349 #define CONFIG_SYS_I2C_RTC_ADDR	0x68 /* at address 0x68 */
350 
351 /*
352  * General PCI
353  * Addresses are mapped 1-1.
354  */
355 #define CONFIG_SYS_PCI_MEM_BASE		0x80000000
356 #define CONFIG_SYS_PCI_MEM_PHYS		CONFIG_SYS_PCI_MEM_BASE
357 #define CONFIG_SYS_PCI_MEM_SIZE		0x10000000 /* 256M */
358 #define CONFIG_SYS_PCI_MMIO_BASE	0x90000000
359 #define CONFIG_SYS_PCI_MMIO_PHYS	CONFIG_SYS_PCI_MMIO_BASE
360 #define CONFIG_SYS_PCI_MMIO_SIZE	0x10000000 /* 256M */
361 #define CONFIG_SYS_PCI_IO_BASE		0x00000000
362 #define CONFIG_SYS_PCI_IO_PHYS		0xE0300000
363 #define CONFIG_SYS_PCI_IO_SIZE		0x100000 /* 1M */
364 
365 #define CONFIG_SYS_PCI_SLV_MEM_LOCAL	CONFIG_SYS_SDRAM_BASE
366 #define CONFIG_SYS_PCI_SLV_MEM_BUS	0x00000000
367 #define CONFIG_SYS_PCI_SLV_MEM_SIZE	0x80000000
368 
369 #define CONFIG_SYS_PCIE1_BASE		0xA0000000
370 #define CONFIG_SYS_PCIE1_CFG_BASE	0xA0000000
371 #define CONFIG_SYS_PCIE1_CFG_SIZE	0x08000000
372 #define CONFIG_SYS_PCIE1_MEM_BASE	0xA8000000
373 #define CONFIG_SYS_PCIE1_MEM_PHYS	0xA8000000
374 #define CONFIG_SYS_PCIE1_MEM_SIZE	0x10000000
375 #define CONFIG_SYS_PCIE1_IO_BASE	0x00000000
376 #define CONFIG_SYS_PCIE1_IO_PHYS	0xB8000000
377 #define CONFIG_SYS_PCIE1_IO_SIZE	0x00800000
378 
379 #define CONFIG_SYS_PCIE2_BASE		0xC0000000
380 #define CONFIG_SYS_PCIE2_CFG_BASE	0xC0000000
381 #define CONFIG_SYS_PCIE2_CFG_SIZE	0x08000000
382 #define CONFIG_SYS_PCIE2_MEM_BASE	0xC8000000
383 #define CONFIG_SYS_PCIE2_MEM_PHYS	0xC8000000
384 #define CONFIG_SYS_PCIE2_MEM_SIZE	0x10000000
385 #define CONFIG_SYS_PCIE2_IO_BASE	0x00000000
386 #define CONFIG_SYS_PCIE2_IO_PHYS	0xD8000000
387 #define CONFIG_SYS_PCIE2_IO_SIZE	0x00800000
388 
389 #ifdef CONFIG_PCI
390 #define CONFIG_PCI_INDIRECT_BRIDGE
391 
392 #undef CONFIG_PCI_SCAN_SHOW	/* show pci devices on startup */
393 #define CONFIG_SYS_PCI_SUBSYS_VENDORID 0x1957	/* Freescale */
394 #endif	/* CONFIG_PCI */
395 
396 /*
397  * TSEC
398  */
399 #ifdef CONFIG_TSEC_ENET
400 
401 #define CONFIG_GMII			/* MII PHY management */
402 
403 #define CONFIG_TSEC1
404 
405 #ifdef CONFIG_TSEC1
406 #define CONFIG_HAS_ETH0
407 #define CONFIG_TSEC1_NAME		"TSEC0"
408 #define CONFIG_SYS_TSEC1_OFFSET		0x24000
409 #define TSEC1_PHY_ADDR			2
410 #define TSEC1_FLAGS			(TSEC_GIGABIT | TSEC_REDUCED)
411 #define TSEC1_PHYIDX			0
412 #endif
413 
414 #ifdef CONFIG_TSEC2
415 #define CONFIG_HAS_ETH1
416 #define CONFIG_TSEC2_NAME		"TSEC1"
417 #define CONFIG_SYS_TSEC2_OFFSET		0x25000
418 #define TSEC2_PHY_ADDR			0x1c
419 #define TSEC2_FLAGS			(TSEC_GIGABIT | TSEC_REDUCED)
420 #define TSEC2_PHYIDX			0
421 #endif
422 
423 /* Options are: TSEC[0-1] */
424 #define CONFIG_ETHPRIME			"TSEC0"
425 
426 #endif
427 
428 /*
429  * SATA
430  */
431 #define CONFIG_SYS_SATA_MAX_DEVICE	2
432 #define CONFIG_SATA1
433 #define CONFIG_SYS_SATA1_OFFSET	0x18000
434 #define CONFIG_SYS_SATA1	(CONFIG_SYS_IMMR + CONFIG_SYS_SATA1_OFFSET)
435 #define CONFIG_SYS_SATA1_FLAGS	FLAGS_DMA
436 #define CONFIG_SATA2
437 #define CONFIG_SYS_SATA2_OFFSET	0x19000
438 #define CONFIG_SYS_SATA2	(CONFIG_SYS_IMMR + CONFIG_SYS_SATA2_OFFSET)
439 #define CONFIG_SYS_SATA2_FLAGS	FLAGS_DMA
440 
441 #ifdef CONFIG_FSL_SATA
442 #define CONFIG_LBA48
443 #endif
444 
445 /*
446  * Environment
447  */
448 #ifndef CONFIG_SYS_RAMBOOT
449 	#define CONFIG_ENV_ADDR		\
450 			(CONFIG_SYS_MONITOR_BASE+CONFIG_SYS_MONITOR_LEN)
451 	#define CONFIG_ENV_SECT_SIZE	0x10000	/* 64K (one sector) for env */
452 	#define CONFIG_ENV_SIZE		0x4000
453 #else
454 	#define CONFIG_ENV_ADDR		(CONFIG_SYS_MONITOR_BASE-0x1000)
455 	#define CONFIG_ENV_SIZE		0x2000
456 #endif
457 
458 #define CONFIG_LOADS_ECHO	1	/* echo on for serial download */
459 #define CONFIG_SYS_LOADS_BAUD_CHANGE	1	/* allow baudrate change */
460 
461 /*
462  * BOOTP options
463  */
464 #define CONFIG_BOOTP_BOOTFILESIZE
465 
466 /*
467  * Command line configuration.
468  */
469 
470 #undef CONFIG_WATCHDOG		/* watchdog disabled */
471 
472 #ifdef CONFIG_MMC
473 #define CONFIG_FSL_ESDHC_PIN_MUX
474 #define CONFIG_SYS_FSL_ESDHC_ADDR	CONFIG_SYS_MPC83xx_ESDHC_ADDR
475 #endif
476 
477 /*
478  * Miscellaneous configurable options
479  */
480 #define CONFIG_SYS_LOAD_ADDR	0x2000000 /* default load address */
481 
482 /*
483  * For booting Linux, the board info and command line data
484  * have to be in the first 256 MB of memory, since this is
485  * the maximum mapped by the Linux kernel during initialization.
486  */
487 #define CONFIG_SYS_BOOTMAPSZ	(256 << 20) /* Initial Memory map for Linux */
488 #define CONFIG_SYS_BOOTM_LEN	(64 << 20)	/* Increase max gunzip size */
489 
490 /*
491  * Core HID Setup
492  */
493 #define CONFIG_SYS_HID0_INIT	0x000000000
494 #define CONFIG_SYS_HID0_FINAL	(HID0_ENABLE_MACHINE_CHECK \
495 				| HID0_ENABLE_INSTRUCTION_CACHE)
496 #define CONFIG_SYS_HID2		HID2_HBE
497 
498 /*
499  * MMU Setup
500  */
501 
502 #define CONFIG_HIGH_BATS	1	/* High BATs supported */
503 
504 /* DDR: cache cacheable */
505 #define CONFIG_SYS_SDRAM_LOWER		CONFIG_SYS_SDRAM_BASE
506 #define CONFIG_SYS_SDRAM_UPPER		(CONFIG_SYS_SDRAM_BASE + 0x10000000)
507 
508 #define CONFIG_SYS_IBAT0L	(CONFIG_SYS_SDRAM_LOWER \
509 				| BATL_PP_RW \
510 				| BATL_MEMCOHERENCE)
511 #define CONFIG_SYS_IBAT0U	(CONFIG_SYS_SDRAM_LOWER \
512 				| BATU_BL_256M \
513 				| BATU_VS \
514 				| BATU_VP)
515 #define CONFIG_SYS_DBAT0L	CONFIG_SYS_IBAT0L
516 #define CONFIG_SYS_DBAT0U	CONFIG_SYS_IBAT0U
517 
518 #define CONFIG_SYS_IBAT1L	(CONFIG_SYS_SDRAM_UPPER \
519 				| BATL_PP_RW \
520 				| BATL_MEMCOHERENCE)
521 #define CONFIG_SYS_IBAT1U	(CONFIG_SYS_SDRAM_UPPER \
522 				| BATU_BL_256M \
523 				| BATU_VS \
524 				| BATU_VP)
525 #define CONFIG_SYS_DBAT1L	CONFIG_SYS_IBAT1L
526 #define CONFIG_SYS_DBAT1U	CONFIG_SYS_IBAT1U
527 
528 /* IMMRBAR, PCI IO and NAND: cache-inhibit and guarded */
529 #define CONFIG_SYS_IBAT2L	(CONFIG_SYS_IMMR \
530 				| BATL_PP_RW \
531 				| BATL_CACHEINHIBIT \
532 				| BATL_GUARDEDSTORAGE)
533 #define CONFIG_SYS_IBAT2U	(CONFIG_SYS_IMMR \
534 				| BATU_BL_8M \
535 				| BATU_VS \
536 				| BATU_VP)
537 #define CONFIG_SYS_DBAT2L	CONFIG_SYS_IBAT2L
538 #define CONFIG_SYS_DBAT2U	CONFIG_SYS_IBAT2U
539 
540 /* L2 Switch: cache-inhibit and guarded */
541 #define CONFIG_SYS_IBAT3L	(CONFIG_SYS_VSC7385_BASE \
542 				| BATL_PP_RW \
543 				| BATL_CACHEINHIBIT \
544 				| BATL_GUARDEDSTORAGE)
545 #define CONFIG_SYS_IBAT3U	(CONFIG_SYS_VSC7385_BASE \
546 				| BATU_BL_128K \
547 				| BATU_VS \
548 				| BATU_VP)
549 #define CONFIG_SYS_DBAT3L	CONFIG_SYS_IBAT3L
550 #define CONFIG_SYS_DBAT3U	CONFIG_SYS_IBAT3U
551 
552 /* FLASH: icache cacheable, but dcache-inhibit and guarded */
553 #define CONFIG_SYS_IBAT4L	(CONFIG_SYS_FLASH_BASE \
554 				| BATL_PP_RW \
555 				| BATL_MEMCOHERENCE)
556 #define CONFIG_SYS_IBAT4U	(CONFIG_SYS_FLASH_BASE \
557 				| BATU_BL_32M \
558 				| BATU_VS \
559 				| BATU_VP)
560 #define CONFIG_SYS_DBAT4L	(CONFIG_SYS_FLASH_BASE \
561 				| BATL_PP_RW \
562 				| BATL_CACHEINHIBIT \
563 				| BATL_GUARDEDSTORAGE)
564 #define CONFIG_SYS_DBAT4U	CONFIG_SYS_IBAT4U
565 
566 /* Stack in dcache: cacheable, no memory coherence */
567 #define CONFIG_SYS_IBAT5L	(CONFIG_SYS_INIT_RAM_ADDR | BATL_PP_RW)
568 #define CONFIG_SYS_IBAT5U	(CONFIG_SYS_INIT_RAM_ADDR \
569 				| BATU_BL_128K \
570 				| BATU_VS \
571 				| BATU_VP)
572 #define CONFIG_SYS_DBAT5L	CONFIG_SYS_IBAT5L
573 #define CONFIG_SYS_DBAT5U	CONFIG_SYS_IBAT5U
574 
575 #ifdef CONFIG_PCI
576 /* PCI MEM space: cacheable */
577 #define CONFIG_SYS_IBAT6L	(CONFIG_SYS_PCI_MEM_PHYS \
578 				| BATL_PP_RW \
579 				| BATL_MEMCOHERENCE)
580 #define CONFIG_SYS_IBAT6U	(CONFIG_SYS_PCI_MEM_PHYS \
581 				| BATU_BL_256M \
582 				| BATU_VS \
583 				| BATU_VP)
584 #define CONFIG_SYS_DBAT6L	CONFIG_SYS_IBAT6L
585 #define CONFIG_SYS_DBAT6U	CONFIG_SYS_IBAT6U
586 /* PCI MMIO space: cache-inhibit and guarded */
587 #define CONFIG_SYS_IBAT7L	(CONFIG_SYS_PCI_MMIO_PHYS \
588 				| BATL_PP_RW \
589 				| BATL_CACHEINHIBIT \
590 				| BATL_GUARDEDSTORAGE)
591 #define CONFIG_SYS_IBAT7U	(CONFIG_SYS_PCI_MMIO_PHYS \
592 				| BATU_BL_256M \
593 				| BATU_VS \
594 				| BATU_VP)
595 #define CONFIG_SYS_DBAT7L	CONFIG_SYS_IBAT7L
596 #define CONFIG_SYS_DBAT7U	CONFIG_SYS_IBAT7U
597 #else
598 #define CONFIG_SYS_IBAT6L	(0)
599 #define CONFIG_SYS_IBAT6U	(0)
600 #define CONFIG_SYS_IBAT7L	(0)
601 #define CONFIG_SYS_IBAT7U	(0)
602 #define CONFIG_SYS_DBAT6L	CONFIG_SYS_IBAT6L
603 #define CONFIG_SYS_DBAT6U	CONFIG_SYS_IBAT6U
604 #define CONFIG_SYS_DBAT7L	CONFIG_SYS_IBAT7L
605 #define CONFIG_SYS_DBAT7U	CONFIG_SYS_IBAT7U
606 #endif
607 
608 #if defined(CONFIG_CMD_KGDB)
609 #define CONFIG_KGDB_BAUDRATE	230400	/* speed of kgdb serial port */
610 #endif
611 
612 /*
613  * Environment Configuration
614  */
615 #define CONFIG_ENV_OVERWRITE
616 
617 #define CONFIG_HAS_FSL_DR_USB
618 #define CONFIG_USB_EHCI_FSL
619 #define CONFIG_EHCI_HCD_INIT_AFTER_RESET
620 
621 #define CONFIG_NETDEV		"eth1"
622 
623 #define CONFIG_HOSTNAME		"mpc837x_rdb"
624 #define CONFIG_ROOTPATH		"/nfsroot"
625 #define CONFIG_RAMDISKFILE	"rootfs.ext2.gz.uboot"
626 #define CONFIG_BOOTFILE		"uImage"
627 				/* U-Boot image on TFTP server */
628 #define CONFIG_UBOOTPATH	"u-boot.bin"
629 #define CONFIG_FDTFILE		"mpc8379_rdb.dtb"
630 
631 				/* default location for tftp and bootm */
632 #define CONFIG_LOADADDR		800000
633 
634 #define CONFIG_EXTRA_ENV_SETTINGS \
635 	"netdev=" CONFIG_NETDEV "\0"				\
636 	"uboot=" CONFIG_UBOOTPATH "\0"					\
637 	"tftpflash=tftp $loadaddr $uboot;"				\
638 		"protect off " __stringify(CONFIG_SYS_TEXT_BASE)	\
639 			" +$filesize; "	\
640 		"erase " __stringify(CONFIG_SYS_TEXT_BASE)		\
641 			" +$filesize; "	\
642 		"cp.b $loadaddr " __stringify(CONFIG_SYS_TEXT_BASE)	\
643 			" $filesize; "	\
644 		"protect on " __stringify(CONFIG_SYS_TEXT_BASE)		\
645 			" +$filesize; "	\
646 		"cmp.b $loadaddr " __stringify(CONFIG_SYS_TEXT_BASE)	\
647 			" $filesize\0"	\
648 	"fdtaddr=780000\0"						\
649 	"fdtfile=" CONFIG_FDTFILE "\0"					\
650 	"ramdiskaddr=1000000\0"						\
651 	"ramdiskfile=" CONFIG_RAMDISKFILE "\0"				\
652 	"console=ttyS0\0"						\
653 	"setbootargs=setenv bootargs "					\
654 		"root=$rootdev rw console=$console,$baudrate $othbootargs\0" \
655 	"setipargs=setenv bootargs nfsroot=$serverip:$rootpath "	\
656 		"ip=$ipaddr:$serverip:$gatewayip:$netmask:$hostname:"	\
657 							"$netdev:off "	\
658 		"root=$rootdev rw console=$console,$baudrate $othbootargs\0"
659 
660 #define CONFIG_NFSBOOTCOMMAND						\
661 	"setenv rootdev /dev/nfs;"					\
662 	"run setbootargs;"						\
663 	"run setipargs;"						\
664 	"tftp $loadaddr $bootfile;"					\
665 	"tftp $fdtaddr $fdtfile;"					\
666 	"bootm $loadaddr - $fdtaddr"
667 
668 #define CONFIG_RAMBOOTCOMMAND						\
669 	"setenv rootdev /dev/ram;"					\
670 	"run setbootargs;"						\
671 	"tftp $ramdiskaddr $ramdiskfile;"				\
672 	"tftp $loadaddr $bootfile;"					\
673 	"tftp $fdtaddr $fdtfile;"					\
674 	"bootm $loadaddr $ramdiskaddr $fdtaddr"
675 
676 #endif	/* __CONFIG_H */
677