xref: /openbmc/u-boot/include/configs/am335x_evm.h (revision dffceb4b)
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 #ifndef CONFIG_FIT
23 # define CONFIG_FIT
24 #endif
25 # define CONFIG_TIMESTAMP
26 # define CONFIG_LZO
27 #endif
28 
29 #define CONFIG_SYS_BOOTM_LEN		(16 << 20)
30 
31 #define MACH_TYPE_TIAM335EVM		3589	/* Until the next sync */
32 #define CONFIG_MACH_TYPE		MACH_TYPE_TIAM335EVM
33 #define CONFIG_BOARD_LATE_INIT
34 
35 /* Clock Defines */
36 #define V_OSCK				24000000  /* Clock output from T2 */
37 #define V_SCLK				(V_OSCK)
38 
39 /* Custom script for NOR */
40 #define CONFIG_SYS_LDSCRIPT		"board/ti/am335x/u-boot.lds"
41 
42 /* Always 128 KiB env size */
43 #define CONFIG_ENV_SIZE			(128 << 10)
44 
45 /* Enhance our eMMC support / experience. */
46 #define CONFIG_CMD_GPT
47 #define CONFIG_EFI_PARTITION
48 
49 #ifdef CONFIG_NAND
50 #define NANDARGS \
51 	"mtdids=" MTDIDS_DEFAULT "\0" \
52 	"mtdparts=" MTDPARTS_DEFAULT "\0" \
53 	"nandargs=setenv bootargs console=${console} " \
54 		"${optargs} " \
55 		"root=${nandroot} " \
56 		"rootfstype=${nandrootfstype}\0" \
57 	"nandroot=ubi0:rootfs rw ubi.mtd=NAND.file-system,2048\0" \
58 	"nandrootfstype=ubifs rootwait=1\0" \
59 	"nandboot=echo Booting from nand ...; " \
60 		"run nandargs; " \
61 		"nand read ${fdtaddr} NAND.u-boot-spl-os; " \
62 		"nand read ${loadaddr} NAND.kernel; " \
63 		"bootz ${loadaddr} - ${fdtaddr}\0"
64 #else
65 #define NANDARGS ""
66 #endif
67 
68 #define CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG
69 
70 #define BOOTENV_DEV_LEGACY_MMC(devtypeu, devtypel, instance) \
71 	"bootcmd_" #devtypel #instance "=" \
72 	"setenv mmcdev " #instance"; "\
73 	"setenv bootpart " #instance":2 ; "\
74 	"run mmcboot\0"
75 
76 #define BOOTENV_DEV_NAME_LEGACY_MMC(devtypeu, devtypel, instance) \
77 	#devtypel #instance " "
78 
79 #define BOOTENV_DEV_NAND(devtypeu, devtypel, instance) \
80 	"bootcmd_" #devtypel "=" \
81 	"run nandboot\0"
82 
83 #define BOOTENV_DEV_NAME_NAND(devtypeu, devtypel, instance) \
84 	#devtypel #instance " "
85 
86 #define BOOT_TARGET_DEVICES(func) \
87 	func(MMC, mmc, 0) \
88 	func(LEGACY_MMC, legacy_mmc, 0) \
89 	func(MMC, mmc, 1) \
90 	func(LEGACY_MMC, legacy_mmc, 1) \
91 	func(NAND, nand, 0) \
92 	func(PXE, pxe, na) \
93 	func(DHCP, dhcp, na)
94 
95 #define CONFIG_BOOTCOMMAND \
96 	"run findfdt; " \
97 	"run distro_bootcmd"
98 
99 #include <config_distro_bootcmd.h>
100 
101 #ifndef CONFIG_SPL_BUILD
102 #define CONFIG_EXTRA_ENV_SETTINGS \
103 	DEFAULT_LINUX_BOOT_ENV \
104 	DEFAULT_MMC_TI_ARGS \
105 	"boot_fdt=try\0" \
106 	"bootpart=0:2\0" \
107 	"bootdir=/boot\0" \
108 	"bootfile=zImage\0" \
109 	"fdtfile=undefined\0" \
110 	"console=ttyO0,115200n8\0" \
111 	"partitions=" \
112 		"uuid_disk=${uuid_gpt_disk};" \
113 		"name=rootfs,start=2MiB,size=-,uuid=${uuid_gpt_rootfs}\0" \
114 	"optargs=\0" \
115 	"ramroot=/dev/ram0 rw\0" \
116 	"ramrootfstype=ext2\0" \
117 	"spiroot=/dev/mtdblock4 rw\0" \
118 	"spirootfstype=jffs2\0" \
119 	"spisrcaddr=0xe0000\0" \
120 	"spiimgsize=0x362000\0" \
121 	"spibusno=0\0" \
122 	"spiargs=setenv bootargs console=${console} " \
123 		"${optargs} " \
124 		"root=${spiroot} " \
125 		"rootfstype=${spirootfstype}\0" \
126 	"bootenv=uEnv.txt\0" \
127 	"loadbootscript=load mmc ${mmcdev} ${loadaddr} boot.scr\0" \
128 	"bootscript=echo Running bootscript from mmc${mmcdev} ...; " \
129 		"source ${loadaddr}\0" \
130 	"loadbootenv=load mmc ${mmcdev} ${loadaddr} ${bootenv}\0" \
131 	"importbootenv=echo Importing environment from mmc ...; " \
132 		"env import -t -r $loadaddr $filesize\0" \
133 	"ramargs=setenv bootargs console=${console} " \
134 		"${optargs} " \
135 		"root=${ramroot} " \
136 		"rootfstype=${ramrootfstype}\0" \
137 	"loadramdisk=load mmc ${mmcdev} ${rdaddr} ramdisk.gz\0" \
138 	"loadimage=load mmc ${bootpart} ${loadaddr} ${bootdir}/${bootfile}\0" \
139 	"loadfdt=load mmc ${bootpart} ${fdtaddr} ${bootdir}/${fdtfile}\0" \
140 	"mmcloados=run args_mmc; " \
141 		"if test ${boot_fdt} = yes || test ${boot_fdt} = try; then " \
142 			"if run loadfdt; then " \
143 				"bootz ${loadaddr} - ${fdtaddr}; " \
144 			"else " \
145 				"if test ${boot_fdt} = try; then " \
146 					"bootz; " \
147 				"else " \
148 					"echo WARN: Cannot load the DT; " \
149 				"fi; " \
150 			"fi; " \
151 		"else " \
152 			"bootz; " \
153 		"fi;\0" \
154 	"mmcboot=mmc dev ${mmcdev}; " \
155 		"if mmc rescan; then " \
156 			"echo SD/MMC found on device ${mmcdev};" \
157 			"if run loadbootscript; then " \
158 				"run bootscript;" \
159 			"else " \
160 				"if run loadbootenv; then " \
161 					"echo Loaded environment from ${bootenv};" \
162 					"run importbootenv;" \
163 				"fi;" \
164 				"if test -n $uenvcmd; then " \
165 					"echo Running uenvcmd ...;" \
166 					"run uenvcmd;" \
167 				"fi;" \
168 				"if run loadimage; then " \
169 					"run mmcloados;" \
170 				"fi;" \
171 			"fi ;" \
172 		"fi;\0" \
173 	"spiboot=echo Booting from spi ...; " \
174 		"run spiargs; " \
175 		"sf probe ${spibusno}:0; " \
176 		"sf read ${loadaddr} ${spisrcaddr} ${spiimgsize}; " \
177 		"bootz ${loadaddr}\0" \
178 	"ramboot=echo Booting from ramdisk ...; " \
179 		"run ramargs; " \
180 		"bootz ${loadaddr} ${rdaddr} ${fdtaddr}\0" \
181 	"findfdt="\
182 		"if test $board_name = A335BONE; then " \
183 			"setenv fdtfile am335x-bone.dtb; fi; " \
184 		"if test $board_name = A335BNLT; then " \
185 			"if test $board_rev = BBG1; then " \
186 				"setenv fdtfile am335x-bonegreen.dtb; " \
187 			"else " \
188 				"setenv fdtfile am335x-boneblack.dtb; " \
189 			"fi; " \
190 		"fi; " \
191 		"if test $board_name = A33515BB; then " \
192 			"setenv fdtfile am335x-evm.dtb; fi; " \
193 		"if test $board_name = A335X_SK; then " \
194 			"setenv fdtfile am335x-evmsk.dtb; fi; " \
195 		"if test $fdtfile = undefined; then " \
196 			"echo WARNING: Could not determine device tree to use; fi; \0" \
197 	NANDARGS \
198 	NETARGS \
199 	DFUARGS \
200 	BOOTENV
201 #endif
202 
203 
204 /* NS16550 Configuration */
205 #define CONFIG_SYS_NS16550_COM1		0x44e09000	/* Base EVM has UART0 */
206 #define CONFIG_SYS_NS16550_COM2		0x48022000	/* UART1 */
207 #define CONFIG_SYS_NS16550_COM3		0x48024000	/* UART2 */
208 #define CONFIG_SYS_NS16550_COM4		0x481a6000	/* UART3 */
209 #define CONFIG_SYS_NS16550_COM5		0x481a8000	/* UART4 */
210 #define CONFIG_SYS_NS16550_COM6		0x481aa000	/* UART5 */
211 #define CONFIG_BAUDRATE			115200
212 
213 #define CONFIG_CMD_EEPROM
214 #define CONFIG_ENV_EEPROM_IS_ON_I2C
215 #define CONFIG_SYS_I2C_EEPROM_ADDR	0x50	/* Main EEPROM */
216 #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN	2
217 
218 /* PMIC support */
219 #define CONFIG_POWER_TPS65217
220 #define CONFIG_POWER_TPS65910
221 
222 /* SPL */
223 #ifndef CONFIG_NOR_BOOT
224 #define CONFIG_SPL_POWER_SUPPORT
225 #define CONFIG_SPL_YMODEM_SUPPORT
226 
227 /* Bootcount using the RTC block */
228 #define CONFIG_BOOTCOUNT_LIMIT
229 #define CONFIG_BOOTCOUNT_AM33XX
230 #define CONFIG_SYS_BOOTCOUNT_BE
231 
232 /* USB gadget RNDIS */
233 #define CONFIG_SPL_MUSB_NEW_SUPPORT
234 
235 #define CONFIG_SPL_LDSCRIPT		"$(CPUDIR)/am33xx/u-boot-spl.lds"
236 #endif
237 
238 #ifdef CONFIG_NAND
239 /* NAND: device related configs */
240 #define CONFIG_SYS_NAND_5_ADDR_CYCLE
241 #define CONFIG_SYS_NAND_PAGE_COUNT	(CONFIG_SYS_NAND_BLOCK_SIZE / \
242 					 CONFIG_SYS_NAND_PAGE_SIZE)
243 #define CONFIG_SYS_NAND_PAGE_SIZE	2048
244 #define CONFIG_SYS_NAND_OOBSIZE		64
245 #define CONFIG_SYS_NAND_BLOCK_SIZE	(128*1024)
246 /* NAND: driver related configs */
247 #define CONFIG_NAND_OMAP_GPMC
248 #define CONFIG_NAND_OMAP_GPMC_PREFETCH
249 #define CONFIG_NAND_OMAP_ELM
250 #define CONFIG_SYS_NAND_BAD_BLOCK_POS	NAND_LARGE_BADBLOCK_POS
251 #define CONFIG_SYS_NAND_ECCPOS		{ 2, 3, 4, 5, 6, 7, 8, 9, \
252 					 10, 11, 12, 13, 14, 15, 16, 17, \
253 					 18, 19, 20, 21, 22, 23, 24, 25, \
254 					 26, 27, 28, 29, 30, 31, 32, 33, \
255 					 34, 35, 36, 37, 38, 39, 40, 41, \
256 					 42, 43, 44, 45, 46, 47, 48, 49, \
257 					 50, 51, 52, 53, 54, 55, 56, 57, }
258 
259 #define CONFIG_SYS_NAND_ECCSIZE		512
260 #define CONFIG_SYS_NAND_ECCBYTES	14
261 #define CONFIG_SYS_NAND_ONFI_DETECTION
262 #define CONFIG_NAND_OMAP_ECCSCHEME	OMAP_ECC_BCH8_CODE_HW
263 #define MTDIDS_DEFAULT			"nand0=nand.0"
264 #define MTDPARTS_DEFAULT		"mtdparts=nand.0:" \
265 					"128k(NAND.SPL)," \
266 					"128k(NAND.SPL.backup1)," \
267 					"128k(NAND.SPL.backup2)," \
268 					"128k(NAND.SPL.backup3)," \
269 					"256k(NAND.u-boot-spl-os)," \
270 					"1m(NAND.u-boot)," \
271 					"128k(NAND.u-boot-env)," \
272 					"128k(NAND.u-boot-env.backup1)," \
273 					"8m(NAND.kernel)," \
274 					"-(NAND.file-system)"
275 #define CONFIG_SYS_NAND_U_BOOT_OFFS	0x000c0000
276 #undef CONFIG_ENV_IS_NOWHERE
277 #define CONFIG_ENV_IS_IN_NAND
278 #define CONFIG_ENV_OFFSET		0x001c0000
279 #define CONFIG_ENV_OFFSET_REDUND	0x001e0000
280 #define CONFIG_SYS_ENV_SECT_SIZE	CONFIG_SYS_NAND_BLOCK_SIZE
281 /* NAND: SPL related configs */
282 #ifdef CONFIG_SPL_NAND_SUPPORT
283 #define CONFIG_SPL_NAND_AM33XX_BCH
284 #endif
285 #ifdef CONFIG_SPL_OS_BOOT
286 #define CONFIG_CMD_SPL_NAND_OFS	0x00080000 /* os parameters */
287 #define CONFIG_SYS_NAND_SPL_KERNEL_OFFS	0x00200000 /* kernel offset */
288 #define CONFIG_CMD_SPL_WRITE_SIZE	0x2000
289 #endif
290 #endif /* !CONFIG_NAND */
291 
292 /*
293  * For NOR boot, we must set this to the start of where NOR is mapped
294  * in memory.
295  */
296 #ifdef CONFIG_NOR_BOOT
297 #define CONFIG_SYS_TEXT_BASE		0x08000000
298 #endif
299 
300 /*
301  * USB configuration.  We enable MUSB support, both for host and for
302  * gadget.  We set USB0 as peripheral and USB1 as host, based on the
303  * board schematic and physical port wired to each.  Then for host we
304  * add mass storage support and for gadget we add both RNDIS ethernet
305  * and DFU.
306  */
307 #define CONFIG_USB_MUSB_DSPS
308 #define CONFIG_ARCH_MISC_INIT
309 #define CONFIG_USB_MUSB_GADGET
310 #define CONFIG_USB_MUSB_PIO_ONLY
311 #define CONFIG_USB_MUSB_DISABLE_BULK_COMBINE_SPLIT
312 #define CONFIG_USB_GADGET
313 #define CONFIG_USB_GADGET_DOWNLOAD
314 #define CONFIG_USB_GADGET_DUALSPEED
315 #define CONFIG_USB_GADGET_VBUS_DRAW	2
316 #define CONFIG_USB_MUSB_HOST
317 #define CONFIG_AM335X_USB0
318 #define CONFIG_AM335X_USB0_MODE	MUSB_PERIPHERAL
319 #define CONFIG_AM335X_USB1
320 #define CONFIG_AM335X_USB1_MODE MUSB_HOST
321 
322 #ifndef CONFIG_SPL_USBETH_SUPPORT
323 /* Fastboot */
324 #define CONFIG_USB_FUNCTION_FASTBOOT
325 #define CONFIG_CMD_FASTBOOT
326 #define CONFIG_ANDROID_BOOT_IMAGE
327 #define CONFIG_FASTBOOT_BUF_ADDR	CONFIG_SYS_LOAD_ADDR
328 #define CONFIG_FASTBOOT_BUF_SIZE	0x07000000
329 
330 /* To support eMMC booting */
331 #define CONFIG_STORAGE_EMMC
332 #define CONFIG_FASTBOOT_FLASH_MMC_DEV   1
333 #endif
334 
335 #ifdef CONFIG_USB_MUSB_HOST
336 #define CONFIG_CMD_USB
337 #define CONFIG_USB_STORAGE
338 #endif
339 
340 #ifdef CONFIG_USB_MUSB_GADGET
341 /* Removing USB gadget and can be enabled adter adding support usb DM */
342 #ifndef CONFIG_DM_ETH
343 #define CONFIG_USB_ETHER
344 #define CONFIG_USB_ETH_RNDIS
345 #define CONFIG_USBNET_HOST_ADDR	"de:ad:be:af:00:00"
346 #endif /* CONFIG_DM_ETH */
347 
348 /* USB TI's IDs */
349 #define CONFIG_G_DNL_VENDOR_NUM 0x0451
350 #define CONFIG_G_DNL_PRODUCT_NUM 0xD022
351 #define CONFIG_G_DNL_MANUFACTURER "Texas Instruments"
352 #endif /* CONFIG_USB_MUSB_GADGET */
353 
354 /*
355  * Disable MMC DM for SPL build and can be re-enabled after adding
356  * DM support in SPL
357  */
358 #ifdef CONFIG_SPL_BUILD
359 #undef CONFIG_DM_MMC
360 #undef CONFIG_TIMER
361 #endif
362 
363 #if defined(CONFIG_SPL_BUILD) && defined(CONFIG_SPL_USBETH_SUPPORT)
364 /* Remove other SPL modes. */
365 #undef CONFIG_SPL_YMODEM_SUPPORT
366 #undef CONFIG_SPL_NAND_SUPPORT
367 #undef CONFIG_SPL_MMC_SUPPORT
368 #define CONFIG_ENV_IS_NOWHERE
369 #undef CONFIG_ENV_IS_IN_NAND
370 /* disable host part of MUSB in SPL */
371 #undef CONFIG_USB_MUSB_HOST
372 /* disable EFI partitions and partition UUID support */
373 #undef CONFIG_PARTITION_UUIDS
374 #undef CONFIG_EFI_PARTITION
375 /* General network SPL  */
376 #define CONFIG_SPL_NET_SUPPORT
377 #define CONFIG_SPL_ENV_SUPPORT
378 #define CONFIG_SPL_NET_VCI_STRING	"AM335x U-Boot SPL"
379 #endif
380 
381 /* USB Device Firmware Update support */
382 #ifndef CONFIG_SPL_BUILD
383 #define CONFIG_USB_FUNCTION_DFU
384 #define CONFIG_DFU_MMC
385 #define CONFIG_CMD_DFU
386 #define DFU_ALT_INFO_MMC \
387 	"dfu_alt_info_mmc=" \
388 	"boot part 0 1;" \
389 	"rootfs part 0 2;" \
390 	"MLO fat 0 1;" \
391 	"MLO.raw raw 0x100 0x100;" \
392 	"u-boot.img.raw raw 0x300 0x400;" \
393 	"spl-os-args.raw raw 0x80 0x80;" \
394 	"spl-os-image.raw raw 0x900 0x2000;" \
395 	"spl-os-args fat 0 1;" \
396 	"spl-os-image fat 0 1;" \
397 	"u-boot.img fat 0 1;" \
398 	"uEnv.txt fat 0 1\0"
399 #ifdef CONFIG_NAND
400 #define CONFIG_DFU_NAND
401 #define DFU_ALT_INFO_NAND \
402 	"dfu_alt_info_nand=" \
403 	"SPL part 0 1;" \
404 	"SPL.backup1 part 0 2;" \
405 	"SPL.backup2 part 0 3;" \
406 	"SPL.backup3 part 0 4;" \
407 	"u-boot part 0 5;" \
408 	"u-boot-spl-os part 0 6;" \
409 	"kernel part 0 8;" \
410 	"rootfs part 0 9\0"
411 #else
412 #define DFU_ALT_INFO_NAND ""
413 #endif
414 #define CONFIG_DFU_RAM
415 #define DFU_ALT_INFO_RAM \
416 	"dfu_alt_info_ram=" \
417 	"kernel ram 0x80200000 0xD80000;" \
418 	"fdt ram 0x80F80000 0x80000;" \
419 	"ramdisk ram 0x81000000 0x4000000\0"
420 #define DFUARGS \
421 	"dfu_alt_info_emmc=rawemmc raw 0 3751936\0" \
422 	DFU_ALT_INFO_MMC \
423 	DFU_ALT_INFO_RAM \
424 	DFU_ALT_INFO_NAND
425 #endif
426 
427 /*
428  * Default to using SPI for environment, etc.
429  * 0x000000 - 0x020000 : SPL (128KiB)
430  * 0x020000 - 0x0A0000 : U-Boot (512KiB)
431  * 0x0A0000 - 0x0BFFFF : First copy of U-Boot Environment (128KiB)
432  * 0x0C0000 - 0x0DFFFF : Second copy of U-Boot Environment (128KiB)
433  * 0x0E0000 - 0x442000 : Linux Kernel
434  * 0x442000 - 0x800000 : Userland
435  */
436 #if defined(CONFIG_SPI_BOOT)
437 /* SPL related */
438 #undef CONFIG_SPL_OS_BOOT		/* Not supported by existing map */
439 #define CONFIG_SPL_SPI_SUPPORT
440 #define CONFIG_SPL_SPI_FLASH_SUPPORT
441 #define CONFIG_SPL_SPI_LOAD
442 #define CONFIG_SYS_SPI_U_BOOT_OFFS	0x20000
443 
444 #define CONFIG_ENV_IS_IN_SPI_FLASH
445 #define CONFIG_SYS_REDUNDAND_ENVIRONMENT
446 #define CONFIG_ENV_SPI_MAX_HZ		CONFIG_SF_DEFAULT_SPEED
447 #define CONFIG_ENV_SECT_SIZE		(4 << 10) /* 4 KB sectors */
448 #define CONFIG_ENV_OFFSET		(768 << 10) /* 768 KiB in */
449 #define CONFIG_ENV_OFFSET_REDUND	(896 << 10) /* 896 KiB in */
450 #define MTDIDS_DEFAULT			"nor0=m25p80-flash.0"
451 #define MTDPARTS_DEFAULT		"mtdparts=m25p80-flash.0:128k(SPL)," \
452 					"512k(u-boot),128k(u-boot-env1)," \
453 					"128k(u-boot-env2),3464k(kernel)," \
454 					"-(rootfs)"
455 #elif defined(CONFIG_EMMC_BOOT)
456 #undef CONFIG_ENV_IS_NOWHERE
457 #define CONFIG_ENV_IS_IN_MMC
458 #define CONFIG_SPL_ENV_SUPPORT
459 #define CONFIG_SYS_MMC_ENV_DEV		1
460 #define CONFIG_SYS_MMC_ENV_PART		2
461 #define CONFIG_ENV_OFFSET		0x0
462 #define CONFIG_ENV_OFFSET_REDUND	(CONFIG_ENV_OFFSET + CONFIG_ENV_SIZE)
463 #define CONFIG_SYS_REDUNDAND_ENVIRONMENT
464 #endif
465 
466 /* SPI flash. */
467 #define CONFIG_CMD_SF
468 #define CONFIG_SF_DEFAULT_SPEED		24000000
469 
470 /* Network. */
471 #define CONFIG_PHY_GIGE
472 #define CONFIG_PHYLIB
473 #define CONFIG_PHY_SMSC
474 
475 /*
476  * NOR Size = 16 MiB
477  * Number of Sectors/Blocks = 128
478  * Sector Size = 128 KiB
479  * Word length = 16 bits
480  * Default layout:
481  * 0x000000 - 0x07FFFF : U-Boot (512 KiB)
482  * 0x080000 - 0x09FFFF : First copy of U-Boot Environment (128 KiB)
483  * 0x0A0000 - 0x0BFFFF : Second copy of U-Boot Environment (128 KiB)
484  * 0x0C0000 - 0x4BFFFF : Linux Kernel (4 MiB)
485  * 0x4C0000 - 0xFFFFFF : Userland (11 MiB + 256 KiB)
486  */
487 #if defined(CONFIG_NOR)
488 #undef CONFIG_SYS_NO_FLASH
489 #define CONFIG_SYS_FLASH_USE_BUFFER_WRITE
490 #define CONFIG_SYS_FLASH_PROTECTION
491 #define CONFIG_SYS_FLASH_CFI
492 #define CONFIG_FLASH_CFI_DRIVER
493 #define CONFIG_FLASH_CFI_MTD
494 #define CONFIG_SYS_MAX_FLASH_SECT	128
495 #define CONFIG_SYS_MAX_FLASH_BANKS	1
496 #define CONFIG_SYS_FLASH_BASE		(0x08000000)
497 #define CONFIG_SYS_FLASH_CFI_WIDTH	FLASH_CFI_16BIT
498 #define CONFIG_SYS_FLASH_SIZE		0x01000000
499 #define CONFIG_SYS_MONITOR_BASE		CONFIG_SYS_FLASH_BASE
500 /* Reduce SPL size by removing unlikey targets */
501 #ifdef CONFIG_NOR_BOOT
502 #define CONFIG_ENV_IS_IN_FLASH
503 #define CONFIG_ENV_SECT_SIZE		(128 << 10)	/* 128 KiB */
504 #define CONFIG_ENV_OFFSET		(512 << 10)	/* 512 KiB */
505 #define CONFIG_ENV_OFFSET_REDUND	(768 << 10)	/* 768 KiB */
506 #define MTDIDS_DEFAULT			"nor0=physmap-flash.0"
507 #define MTDPARTS_DEFAULT		"mtdparts=physmap-flash.0:" \
508 					"512k(u-boot)," \
509 					"128k(u-boot-env1)," \
510 					"128k(u-boot-env2)," \
511 					"4m(kernel),-(rootfs)"
512 #endif
513 #endif  /* NOR support */
514 
515 #endif	/* ! __CONFIG_AM335X_EVM_H */
516