xref: /openbmc/u-boot/include/configs/am335x_evm.h (revision aac5450e)
1 /*
2  * am335x_evm.h
3  *
4  * Copyright (C) 2011 Texas Instruments Incorporated - http://www.ti.com/
5  *
6  * This program is free software; you can redistribute it and/or
7  * modify it under the terms of the GNU General Public License as
8  * published by the Free Software Foundation version 2.
9  *
10  * This program is distributed "as is" WITHOUT ANY WARRANTY of any
11  * kind, whether express or implied; without even the implied warranty
12  * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
13  * GNU General Public License for more details.
14  */
15 
16 #ifndef __CONFIG_AM335X_EVM_H
17 #define __CONFIG_AM335X_EVM_H
18 
19 #include <configs/ti_am335x_common.h>
20 
21 #ifndef CONFIG_SPL_BUILD
22 # define CONFIG_FIT
23 # define CONFIG_TIMESTAMP
24 # define CONFIG_LZO
25 # ifdef CONFIG_ENABLE_VBOOT
26 #  define CONFIG_FIT_SIGNATURE
27 #  define CONFIG_RSA
28 # endif
29 #endif
30 
31 #define CONFIG_SYS_BOOTM_LEN		(16 << 20)
32 
33 #define MACH_TYPE_TIAM335EVM		3589	/* Until the next sync */
34 #define CONFIG_MACH_TYPE		MACH_TYPE_TIAM335EVM
35 #define CONFIG_BOARD_LATE_INIT
36 
37 /* Clock Defines */
38 #define V_OSCK				24000000  /* Clock output from T2 */
39 #define V_SCLK				(V_OSCK)
40 
41 /* Custom script for NOR */
42 #define CONFIG_SYS_LDSCRIPT		"board/ti/am335x/u-boot.lds"
43 
44 /* Always 128 KiB env size */
45 #define CONFIG_ENV_SIZE			(128 << 10)
46 
47 /* Enhance our eMMC support / experience. */
48 #define CONFIG_CMD_GPT
49 #define CONFIG_EFI_PARTITION
50 #define CONFIG_PARTITION_UUIDS
51 #define CONFIG_CMD_PART
52 
53 #ifdef CONFIG_NAND
54 #define NANDARGS \
55 	"mtdids=" MTDIDS_DEFAULT "\0" \
56 	"mtdparts=" MTDPARTS_DEFAULT "\0" \
57 	"nandargs=setenv bootargs console=${console} " \
58 		"${optargs} " \
59 		"root=${nandroot} " \
60 		"rootfstype=${nandrootfstype}\0" \
61 	"nandroot=ubi0:rootfs rw ubi.mtd=9,2048\0" \
62 	"nandrootfstype=ubifs rootwait=1\0" \
63 	"nandboot=echo Booting from nand ...; " \
64 		"run nandargs; " \
65 		"nand read ${fdtaddr} u-boot-spl-os; " \
66 		"nand read ${loadaddr} kernel; " \
67 		"bootz ${loadaddr} - ${fdtaddr}\0"
68 #else
69 #define NANDARGS ""
70 #endif
71 
72 #define CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG
73 
74 #ifndef CONFIG_SPL_BUILD
75 #define CONFIG_EXTRA_ENV_SETTINGS \
76 	DEFAULT_LINUX_BOOT_ENV \
77 	"boot_fdt=try\0" \
78 	"bootpart=0:2\0" \
79 	"bootdir=/boot\0" \
80 	"bootfile=zImage\0" \
81 	"fdtfile=undefined\0" \
82 	"console=ttyO0,115200n8\0" \
83 	"partitions=" \
84 		"uuid_disk=${uuid_gpt_disk};" \
85 		"name=rootfs,start=2MiB,size=-,uuid=${uuid_gpt_rootfs}\0" \
86 	"optargs=\0" \
87 	"mmcdev=0\0" \
88 	"mmcroot=/dev/mmcblk0p2 ro\0" \
89 	"mmcrootfstype=ext4 rootwait\0" \
90 	"rootpath=/export/rootfs\0" \
91 	"nfsopts=nolock\0" \
92 	"static_ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}:${hostname}" \
93 		"::off\0" \
94 	"ramroot=/dev/ram0 rw\0" \
95 	"ramrootfstype=ext2\0" \
96 	"mmcargs=setenv bootargs console=${console} " \
97 		"${optargs} " \
98 		"root=${mmcroot} " \
99 		"rootfstype=${mmcrootfstype}\0" \
100 	"spiroot=/dev/mtdblock4 rw\0" \
101 	"spirootfstype=jffs2\0" \
102 	"spisrcaddr=0xe0000\0" \
103 	"spiimgsize=0x362000\0" \
104 	"spibusno=0\0" \
105 	"spiargs=setenv bootargs console=${console} " \
106 		"${optargs} " \
107 		"root=${spiroot} " \
108 		"rootfstype=${spirootfstype}\0" \
109 	"netargs=setenv bootargs console=${console} " \
110 		"${optargs} " \
111 		"root=/dev/nfs " \
112 		"nfsroot=${serverip}:${rootpath},${nfsopts} rw " \
113 		"ip=dhcp\0" \
114 	"bootenv=uEnv.txt\0" \
115 	"loadbootscript=load mmc ${mmcdev} ${loadaddr} boot.scr\0" \
116 	"bootscript=echo Running bootscript from mmc${mmcdev} ...; " \
117 		"source ${loadaddr}\0" \
118 	"loadbootenv=load mmc ${mmcdev} ${loadaddr} ${bootenv}\0" \
119 	"importbootenv=echo Importing environment from mmc ...; " \
120 		"env import -t -r $loadaddr $filesize\0" \
121 	"ramargs=setenv bootargs console=${console} " \
122 		"${optargs} " \
123 		"root=${ramroot} " \
124 		"rootfstype=${ramrootfstype}\0" \
125 	"loadramdisk=load mmc ${mmcdev} ${rdaddr} ramdisk.gz\0" \
126 	"loadimage=load mmc ${bootpart} ${loadaddr} ${bootdir}/${bootfile}\0" \
127 	"loadfdt=load mmc ${bootpart} ${fdtaddr} ${bootdir}/${fdtfile}\0" \
128 	"mmcloados=run mmcargs; " \
129 		"if test ${boot_fdt} = yes || test ${boot_fdt} = try; then " \
130 			"if run loadfdt; then " \
131 				"bootz ${loadaddr} - ${fdtaddr}; " \
132 			"else " \
133 				"if test ${boot_fdt} = try; then " \
134 					"bootz; " \
135 				"else " \
136 					"echo WARN: Cannot load the DT; " \
137 				"fi; " \
138 			"fi; " \
139 		"else " \
140 			"bootz; " \
141 		"fi;\0" \
142 	"mmcboot=mmc dev ${mmcdev}; " \
143 		"if mmc rescan; then " \
144 			"echo SD/MMC found on device ${mmcdev};" \
145 			"if run loadbootscript; then " \
146 				"run bootscript;" \
147 			"else " \
148 				"if run loadbootenv; then " \
149 					"echo Loaded environment from ${bootenv};" \
150 					"run importbootenv;" \
151 				"fi;" \
152 				"if test -n $uenvcmd; then " \
153 					"echo Running uenvcmd ...;" \
154 					"run uenvcmd;" \
155 				"fi;" \
156 				"if run loadimage; then " \
157 					"run mmcloados;" \
158 				"fi;" \
159 			"fi ;" \
160 		"fi;\0" \
161 	"spiboot=echo Booting from spi ...; " \
162 		"run spiargs; " \
163 		"sf probe ${spibusno}:0; " \
164 		"sf read ${loadaddr} ${spisrcaddr} ${spiimgsize}; " \
165 		"bootz ${loadaddr}\0" \
166 	"netboot=echo Booting from network ...; " \
167 		"setenv autoload no; " \
168 		"dhcp; " \
169 		"tftp ${loadaddr} ${bootfile}; " \
170 		"tftp ${fdtaddr} ${fdtfile}; " \
171 		"run netargs; " \
172 		"bootz ${loadaddr} - ${fdtaddr}\0" \
173 	"ramboot=echo Booting from ramdisk ...; " \
174 		"run ramargs; " \
175 		"bootz ${loadaddr} ${rdaddr} ${fdtaddr}\0" \
176 	"findfdt="\
177 		"if test $board_name = A335BONE; then " \
178 			"setenv fdtfile am335x-bone.dtb; fi; " \
179 		"if test $board_name = A335BNLT; then " \
180 			"setenv fdtfile am335x-boneblack.dtb; fi; " \
181 		"if test $board_name = A33515BB; then " \
182 			"setenv fdtfile am335x-evm.dtb; fi; " \
183 		"if test $board_name = A335X_SK; then " \
184 			"setenv fdtfile am335x-evmsk.dtb; fi; " \
185 		"if test $fdtfile = undefined; then " \
186 			"echo WARNING: Could not determine device tree to use; fi; \0" \
187 	NANDARGS \
188 	DFUARGS
189 #endif
190 
191 #define CONFIG_BOOTCOMMAND \
192 	"run findfdt; " \
193 	"run mmcboot;" \
194 	"setenv mmcdev 1; " \
195 	"setenv bootpart 1:2; " \
196 	"run mmcboot;" \
197 	"run nandboot;"
198 
199 /* NS16550 Configuration */
200 #define CONFIG_SYS_NS16550_COM1		0x44e09000	/* Base EVM has UART0 */
201 #define CONFIG_SYS_NS16550_COM2		0x48022000	/* UART1 */
202 #define CONFIG_SYS_NS16550_COM3		0x48024000	/* UART2 */
203 #define CONFIG_SYS_NS16550_COM4		0x481a6000	/* UART3 */
204 #define CONFIG_SYS_NS16550_COM5		0x481a8000	/* UART4 */
205 #define CONFIG_SYS_NS16550_COM6		0x481aa000	/* UART5 */
206 #define CONFIG_BAUDRATE			115200
207 
208 #define CONFIG_CMD_EEPROM
209 #define CONFIG_ENV_EEPROM_IS_ON_I2C
210 #define CONFIG_SYS_I2C_EEPROM_ADDR	0x50	/* Main EEPROM */
211 #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN	2
212 #define CONFIG_SYS_I2C_MULTI_EEPROMS
213 
214 /* PMIC support */
215 #define CONFIG_POWER_TPS65217
216 #define CONFIG_POWER_TPS65910
217 
218 /* SPL */
219 #ifndef CONFIG_NOR_BOOT
220 #define CONFIG_SPL_POWER_SUPPORT
221 #define CONFIG_SPL_YMODEM_SUPPORT
222 
223 /* Bootcount using the RTC block */
224 #define CONFIG_BOOTCOUNT_LIMIT
225 #define CONFIG_BOOTCOUNT_AM33XX
226 #define CONFIG_SYS_BOOTCOUNT_BE
227 
228 /* USB gadget RNDIS */
229 #define CONFIG_SPL_MUSB_NEW_SUPPORT
230 
231 #define CONFIG_SPL_LDSCRIPT		"$(CPUDIR)/am33xx/u-boot-spl.lds"
232 #endif
233 
234 #ifdef CONFIG_NAND
235 /* NAND: device related configs */
236 #define CONFIG_SYS_NAND_5_ADDR_CYCLE
237 #define CONFIG_SYS_NAND_PAGE_COUNT	(CONFIG_SYS_NAND_BLOCK_SIZE / \
238 					 CONFIG_SYS_NAND_PAGE_SIZE)
239 #define CONFIG_SYS_NAND_PAGE_SIZE	2048
240 #define CONFIG_SYS_NAND_OOBSIZE		64
241 #define CONFIG_SYS_NAND_BLOCK_SIZE	(128*1024)
242 /* NAND: driver related configs */
243 #define CONFIG_NAND_OMAP_GPMC
244 #define CONFIG_NAND_OMAP_ELM
245 #define CONFIG_SYS_NAND_BAD_BLOCK_POS	NAND_LARGE_BADBLOCK_POS
246 #define CONFIG_SYS_NAND_ECCPOS		{ 2, 3, 4, 5, 6, 7, 8, 9, \
247 					 10, 11, 12, 13, 14, 15, 16, 17, \
248 					 18, 19, 20, 21, 22, 23, 24, 25, \
249 					 26, 27, 28, 29, 30, 31, 32, 33, \
250 					 34, 35, 36, 37, 38, 39, 40, 41, \
251 					 42, 43, 44, 45, 46, 47, 48, 49, \
252 					 50, 51, 52, 53, 54, 55, 56, 57, }
253 
254 #define CONFIG_SYS_NAND_ECCSIZE		512
255 #define CONFIG_SYS_NAND_ECCBYTES	14
256 #define CONFIG_SYS_NAND_ONFI_DETECTION
257 #define CONFIG_NAND_OMAP_ECCSCHEME	OMAP_ECC_BCH8_CODE_HW
258 #define MTDIDS_DEFAULT			"nand0=nand.0"
259 #define MTDPARTS_DEFAULT		"mtdparts=nand.0:" \
260 					"128k(NAND.SPL)," \
261 					"128k(NAND.SPL.backup1)," \
262 					"128k(NAND.SPL.backup2)," \
263 					"128k(NAND.SPL.backup3)," \
264 					"256k(NAND.u-boot-spl-os)," \
265 					"1m(NAND.u-boot)," \
266 					"128k(NAND.u-boot-env)," \
267 					"128k(NAND.u-boot-env.backup1)," \
268 					"8m(NAND.kernel)," \
269 					"-(NAND.rootfs)"
270 #define CONFIG_SYS_NAND_U_BOOT_OFFS	0x000c0000
271 #undef CONFIG_ENV_IS_NOWHERE
272 #define CONFIG_ENV_IS_IN_NAND
273 #define CONFIG_ENV_OFFSET		0x001c0000
274 #define CONFIG_ENV_OFFSET_REDUND	0x001e0000
275 #define CONFIG_SYS_ENV_SECT_SIZE	CONFIG_SYS_NAND_BLOCK_SIZE
276 /* NAND: SPL related configs */
277 #ifdef CONFIG_SPL_NAND_SUPPORT
278 #define CONFIG_SPL_NAND_AM33XX_BCH
279 #endif
280 #ifdef CONFIG_SPL_OS_BOOT
281 #define CONFIG_CMD_SPL_NAND_OFS	0x00080000 /* os parameters */
282 #define CONFIG_SYS_NAND_SPL_KERNEL_OFFS	0x00200000 /* kernel offset */
283 #define CONFIG_CMD_SPL_WRITE_SIZE	0x2000
284 #endif
285 #endif /* !CONFIG_NAND */
286 
287 /*
288  * For NOR boot, we must set this to the start of where NOR is mapped
289  * in memory.
290  */
291 #ifdef CONFIG_NOR_BOOT
292 #define CONFIG_SYS_TEXT_BASE		0x08000000
293 #endif
294 
295 /*
296  * USB configuration.  We enable MUSB support, both for host and for
297  * gadget.  We set USB0 as peripheral and USB1 as host, based on the
298  * board schematic and physical port wired to each.  Then for host we
299  * add mass storage support and for gadget we add both RNDIS ethernet
300  * and DFU.
301  */
302 #define CONFIG_USB_MUSB_DSPS
303 #define CONFIG_ARCH_MISC_INIT
304 #define CONFIG_MUSB_GADGET
305 #define CONFIG_MUSB_PIO_ONLY
306 #define CONFIG_MUSB_DISABLE_BULK_COMBINE_SPLIT
307 #define CONFIG_USB_GADGET
308 #define CONFIG_USBDOWNLOAD_GADGET
309 #define CONFIG_USB_GADGET_DUALSPEED
310 #define CONFIG_USB_GADGET_VBUS_DRAW	2
311 #define CONFIG_MUSB_HOST
312 #define CONFIG_AM335X_USB0
313 #define CONFIG_AM335X_USB0_MODE	MUSB_PERIPHERAL
314 #define CONFIG_AM335X_USB1
315 #define CONFIG_AM335X_USB1_MODE MUSB_HOST
316 
317 #ifndef CONFIG_SPL_USBETH_SUPPORT
318 /* Fastboot */
319 #define CONFIG_CMD_FASTBOOT
320 #define CONFIG_ANDROID_BOOT_IMAGE
321 #define CONFIG_USB_FASTBOOT_BUF_ADDR	CONFIG_SYS_LOAD_ADDR
322 #define CONFIG_USB_FASTBOOT_BUF_SIZE	0x07000000
323 
324 /* To support eMMC booting */
325 #define CONFIG_STORAGE_EMMC
326 #define CONFIG_FASTBOOT_FLASH_MMC_DEV   1
327 #endif
328 
329 #ifdef CONFIG_MUSB_HOST
330 #define CONFIG_CMD_USB
331 #define CONFIG_USB_STORAGE
332 #endif
333 
334 #ifdef CONFIG_MUSB_GADGET
335 #define CONFIG_USB_ETHER
336 #define CONFIG_USB_ETH_RNDIS
337 #define CONFIG_USBNET_HOST_ADDR	"de:ad:be:af:00:00"
338 
339 /* USB TI's IDs */
340 #define CONFIG_G_DNL_VENDOR_NUM 0x0451
341 #define CONFIG_G_DNL_PRODUCT_NUM 0xD022
342 #define CONFIG_G_DNL_MANUFACTURER "Texas Instruments"
343 #endif /* CONFIG_MUSB_GADGET */
344 
345 #if defined(CONFIG_SPL_BUILD) && defined(CONFIG_SPL_USBETH_SUPPORT)
346 /* disable host part of MUSB in SPL */
347 #undef CONFIG_MUSB_HOST
348 /* disable EFI partitions and partition UUID support */
349 #undef CONFIG_PARTITION_UUIDS
350 #undef CONFIG_EFI_PARTITION
351 /* General network SPL  */
352 #define CONFIG_SPL_NET_SUPPORT
353 #define CONFIG_SPL_ENV_SUPPORT
354 #define CONFIG_SPL_NET_VCI_STRING	"AM335x U-Boot SPL"
355 #endif
356 
357 /* USB Device Firmware Update support */
358 #ifndef CONFIG_SPL_BUILD
359 #define CONFIG_DFU_FUNCTION
360 #define CONFIG_DFU_MMC
361 #define CONFIG_CMD_DFU
362 #define DFU_ALT_INFO_MMC \
363 	"dfu_alt_info_mmc=" \
364 	"boot part 0 1;" \
365 	"rootfs part 0 2;" \
366 	"MLO fat 0 1;" \
367 	"MLO.raw raw 0x100 0x100;" \
368 	"u-boot.img.raw raw 0x300 0x400;" \
369 	"spl-os-args.raw raw 0x80 0x80;" \
370 	"spl-os-image.raw raw 0x900 0x2000;" \
371 	"spl-os-args fat 0 1;" \
372 	"spl-os-image fat 0 1;" \
373 	"u-boot.img fat 0 1;" \
374 	"uEnv.txt fat 0 1\0"
375 #ifdef CONFIG_NAND
376 #define CONFIG_DFU_NAND
377 #define DFU_ALT_INFO_NAND \
378 	"dfu_alt_info_nand=" \
379 	"SPL part 0 1;" \
380 	"SPL.backup1 part 0 2;" \
381 	"SPL.backup2 part 0 3;" \
382 	"SPL.backup3 part 0 4;" \
383 	"u-boot part 0 5;" \
384 	"u-boot-spl-os part 0 6;" \
385 	"kernel part 0 8;" \
386 	"rootfs part 0 9\0"
387 #else
388 #define DFU_ALT_INFO_NAND ""
389 #endif
390 #define CONFIG_DFU_RAM
391 #define DFU_ALT_INFO_RAM \
392 	"dfu_alt_info_ram=" \
393 	"kernel ram 0x80200000 0xD80000;" \
394 	"fdt ram 0x80F80000 0x80000;" \
395 	"ramdisk ram 0x81000000 0x4000000\0"
396 #define DFUARGS \
397 	"dfu_alt_info_emmc=rawemmc raw 0 3751936\0" \
398 	DFU_ALT_INFO_MMC \
399 	DFU_ALT_INFO_RAM \
400 	DFU_ALT_INFO_NAND
401 #endif
402 
403 /*
404  * Default to using SPI for environment, etc.
405  * 0x000000 - 0x020000 : SPL (128KiB)
406  * 0x020000 - 0x0A0000 : U-Boot (512KiB)
407  * 0x0A0000 - 0x0BFFFF : First copy of U-Boot Environment (128KiB)
408  * 0x0C0000 - 0x0DFFFF : Second copy of U-Boot Environment (128KiB)
409  * 0x0E0000 - 0x442000 : Linux Kernel
410  * 0x442000 - 0x800000 : Userland
411  */
412 #if defined(CONFIG_SPI_BOOT)
413 /* SPL related */
414 #undef CONFIG_SPL_OS_BOOT		/* Not supported by existing map */
415 #define CONFIG_SPL_SPI_SUPPORT
416 #define CONFIG_SPL_SPI_FLASH_SUPPORT
417 #define CONFIG_SPL_SPI_LOAD
418 #define CONFIG_SYS_SPI_U_BOOT_OFFS	0x20000
419 
420 #define CONFIG_ENV_IS_IN_SPI_FLASH
421 #define CONFIG_SYS_REDUNDAND_ENVIRONMENT
422 #define CONFIG_ENV_SPI_MAX_HZ		CONFIG_SF_DEFAULT_SPEED
423 #define CONFIG_ENV_SECT_SIZE		(4 << 10) /* 4 KB sectors */
424 #define CONFIG_ENV_OFFSET		(768 << 10) /* 768 KiB in */
425 #define CONFIG_ENV_OFFSET_REDUND	(896 << 10) /* 896 KiB in */
426 #define MTDIDS_DEFAULT			"nor0=m25p80-flash.0"
427 #define MTDPARTS_DEFAULT		"mtdparts=m25p80-flash.0:128k(SPL)," \
428 					"512k(u-boot),128k(u-boot-env1)," \
429 					"128k(u-boot-env2),3464k(kernel)," \
430 					"-(rootfs)"
431 #elif defined(CONFIG_EMMC_BOOT)
432 #undef CONFIG_ENV_IS_NOWHERE
433 #define CONFIG_ENV_IS_IN_MMC
434 #define CONFIG_SPL_ENV_SUPPORT
435 #define CONFIG_SYS_MMC_ENV_DEV		1
436 #define CONFIG_SYS_MMC_ENV_PART		2
437 #define CONFIG_ENV_OFFSET		0x0
438 #define CONFIG_ENV_OFFSET_REDUND	(CONFIG_ENV_OFFSET + CONFIG_ENV_SIZE)
439 #define CONFIG_SYS_REDUNDAND_ENVIRONMENT
440 #endif
441 
442 /* SPI flash. */
443 #define CONFIG_CMD_SF
444 #define CONFIG_SPI_FLASH
445 #define CONFIG_SPI_FLASH_WINBOND
446 #define CONFIG_SF_DEFAULT_SPEED		24000000
447 
448 /* Network. */
449 #define CONFIG_PHY_GIGE
450 #define CONFIG_PHYLIB
451 #define CONFIG_PHY_SMSC
452 
453 /*
454  * NOR Size = 16 MiB
455  * Number of Sectors/Blocks = 128
456  * Sector Size = 128 KiB
457  * Word length = 16 bits
458  * Default layout:
459  * 0x000000 - 0x07FFFF : U-Boot (512 KiB)
460  * 0x080000 - 0x09FFFF : First copy of U-Boot Environment (128 KiB)
461  * 0x0A0000 - 0x0BFFFF : Second copy of U-Boot Environment (128 KiB)
462  * 0x0C0000 - 0x4BFFFF : Linux Kernel (4 MiB)
463  * 0x4C0000 - 0xFFFFFF : Userland (11 MiB + 256 KiB)
464  */
465 #if defined(CONFIG_NOR)
466 #undef CONFIG_SYS_NO_FLASH
467 #define CONFIG_CMD_FLASH
468 #define CONFIG_SYS_FLASH_USE_BUFFER_WRITE
469 #define CONFIG_SYS_FLASH_PROTECTION
470 #define CONFIG_SYS_FLASH_CFI
471 #define CONFIG_FLASH_CFI_DRIVER
472 #define CONFIG_FLASH_CFI_MTD
473 #define CONFIG_SYS_MAX_FLASH_SECT	128
474 #define CONFIG_SYS_MAX_FLASH_BANKS	1
475 #define CONFIG_SYS_FLASH_BASE		(0x08000000)
476 #define CONFIG_SYS_FLASH_CFI_WIDTH	FLASH_CFI_16BIT
477 #define CONFIG_SYS_FLASH_SIZE		0x01000000
478 #define CONFIG_SYS_MONITOR_BASE		CONFIG_SYS_FLASH_BASE
479 /* Reduce SPL size by removing unlikey targets */
480 #ifdef CONFIG_NOR_BOOT
481 #define CONFIG_ENV_IS_IN_FLASH
482 #define CONFIG_ENV_SECT_SIZE		(128 << 10)	/* 128 KiB */
483 #define CONFIG_ENV_OFFSET		(512 << 10)	/* 512 KiB */
484 #define CONFIG_ENV_OFFSET_REDUND	(768 << 10)	/* 768 KiB */
485 #define MTDIDS_DEFAULT			"nor0=physmap-flash.0"
486 #define MTDPARTS_DEFAULT		"mtdparts=physmap-flash.0:" \
487 					"512k(u-boot)," \
488 					"128k(u-boot-env1)," \
489 					"128k(u-boot-env2)," \
490 					"4m(kernel),-(rootfs)"
491 #endif
492 #endif  /* NOR support */
493 
494 #endif	/* ! __CONFIG_AM335X_EVM_H */
495