4 * Copyright (C) 2011 Texas Instruments Incorporated - http://www.ti.com/
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.
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.
16 #ifndef __CONFIG_AM335X_EVM_H
17 #define __CONFIG_AM335X_EVM_H
22 #include <asm/arch/omap.h>
24 #define CONFIG_DMA_COHERENT
25 #define CONFIG_DMA_COHERENT_SIZE (1 << 20)
27 #define CONFIG_ENV_SIZE (128 << 10) /* 128 KiB */
28 #define CONFIG_SYS_MALLOC_LEN (1024 << 10)
29 #define CONFIG_SYS_LONGHELP /* undef to save memory */
30 #define CONFIG_SYS_HUSH_PARSER /* use "hush" command parser */
31 #define CONFIG_SYS_PROMPT "U-Boot# "
32 #define CONFIG_BOARD_LATE_INIT
33 #define CONFIG_SYS_NO_FLASH
34 #define MACH_TYPE_TIAM335EVM 3589 /* Until the next sync */
35 #define CONFIG_MACH_TYPE MACH_TYPE_TIAM335EVM
37 #define CONFIG_OF_LIBFDT
38 #define CONFIG_CMD_BOOTZ
39 #define CONFIG_CMDLINE_TAG /* enable passing of ATAGs */
40 #define CONFIG_SETUP_MEMORY_TAGS
41 #define CONFIG_INITRD_TAG
43 /* Custom script for NOR */
44 #define CONFIG_SYS_LDSCRIPT "board/ti/am335x/u-boot.lds"
46 #define CONFIG_SYS_CACHELINE_SIZE 64
48 /* commands to include */
49 #include <config_cmd_default.h>
51 #define CONFIG_CMD_ASKENV
52 #define CONFIG_VERSION_VARIABLE
56 "mtdids=" MTDIDS_DEFAULT "\0" \
57 "mtdparts=" MTDPARTS_DEFAULT "\0" \
58 "nandargs=setenv bootargs console=${console} " \
61 "rootfstype=${nandrootfstype}\0" \
62 "dfu_alt_info_nand=" DFU_ALT_INFO_NAND "\0" \
63 "nandroot=ubi0:rootfs rw ubi.mtd=7,2048\0" \
64 "nandrootfstype=ubifs rootwait=1\0" \
65 "nandsrcaddr=0x280000\0" \
66 "nandboot=echo Booting from nand ...; " \
68 "nand read ${loadaddr} ${nandsrcaddr} ${nandimgsize}; " \
69 "bootm ${loadaddr}\0" \
70 "nandimgsize=0x500000\0"
75 /* set to negative value for no autoboot */
76 #define CONFIG_BOOTDELAY 1
77 #define CONFIG_ENV_VARS_UBOOT_CONFIG
78 #define CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG
79 #ifndef CONFIG_SPL_BUILD
80 #define CONFIG_EXTRA_ENV_SETTINGS \
81 "loadaddr=0x80200000\0" \
82 "fdtaddr=0x80F80000\0" \
83 "fdt_high=0xffffffff\0" \
84 "rdaddr=0x81000000\0" \
87 "fdtfile=undefined\0" \
88 "console=ttyO0,115200n8\0" \
90 "dfu_alt_info_mmc=" DFU_ALT_INFO_MMC "\0" \
91 "dfu_alt_info_emmc=rawemmc mmc 0 3751936\0" \
93 "mmcroot=/dev/mmcblk0p2 ro\0" \
94 "mmcrootfstype=ext4 rootwait\0" \
96 "rootpath=/export/rootfs\0" \
98 "static_ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}:${hostname}" \
100 "ramroot=/dev/ram0 rw ramdisk_size=65536 initrd=${rdaddr},64M\0" \
101 "ramrootfstype=ext2\0" \
102 "mmcargs=setenv bootargs console=${console} " \
105 "rootfstype=${mmcrootfstype}\0" \
106 "spiroot=/dev/mtdblock4 rw\0" \
107 "spirootfstype=jffs2\0" \
108 "spisrcaddr=0xe0000\0" \
109 "spiimgsize=0x362000\0" \
111 "spiargs=setenv bootargs console=${console} " \
114 "rootfstype=${spirootfstype}\0" \
115 "netargs=setenv bootargs console=${console} " \
118 "nfsroot=${serverip}:${rootpath},${nfsopts} rw " \
120 "bootenv=uEnv.txt\0" \
121 "loadbootenv=load mmc ${mmcdev} ${loadaddr} ${bootenv}\0" \
122 "importbootenv=echo Importing environment from mmc ...; " \
123 "env import -t $loadaddr $filesize\0" \
124 "ramargs=setenv bootargs console=${console} " \
127 "rootfstype=${ramrootfstype}\0" \
128 "loadramdisk=load mmc ${mmcdev} ${rdaddr} ramdisk.gz\0" \
129 "loaduimage=load mmc ${bootpart} ${loadaddr} ${bootdir}/${bootfile}\0" \
130 "loadfdt=load mmc ${bootpart} ${fdtaddr} ${bootdir}/${fdtfile}\0" \
131 "mmcboot=echo Booting from mmc ...; " \
133 "bootm ${loadaddr} - ${fdtaddr}\0" \
134 "spiboot=echo Booting from spi ...; " \
136 "sf probe ${spibusno}:0; " \
137 "sf read ${loadaddr} ${spisrcaddr} ${spiimgsize}; " \
138 "bootm ${loadaddr}\0" \
139 "netboot=echo Booting from network ...; " \
140 "setenv autoload no; " \
142 "tftp ${loadaddr} ${bootfile}; " \
143 "tftp ${fdtaddr} ${fdtfile}; " \
145 "bootm ${loadaddr} - ${fdtaddr}\0" \
146 "ramboot=echo Booting from ramdisk ...; " \
148 "bootm ${loadaddr} ${rdaddr} ${fdtaddr}\0" \
150 "if test $board_name = A335BONE; then " \
151 "setenv fdtfile am335x-bone.dtb; fi; " \
152 "if test $board_name = A335BNLT; then " \
153 "setenv fdtfile am335x-boneblack.dtb; fi; " \
154 "if test $board_name = A33515BB; then " \
155 "setenv fdtfile am335x-evm.dtb; fi; " \
156 "if test $board_name = A335X_SK; then " \
157 "setenv fdtfile am335x-evmsk.dtb; fi; " \
158 "if test $fdtfile = undefined; then " \
159 "echo WARNING: Could not determine device tree to use; fi; \0" \
163 #define CONFIG_BOOTCOMMAND \
165 "mmc dev ${mmcdev}; if mmc rescan; then " \
166 "echo SD/MMC found on device ${mmcdev};" \
167 "if run loadbootenv; then " \
168 "echo Loaded environment from ${bootenv};" \
169 "run importbootenv;" \
171 "if test -n $uenvcmd; then " \
172 "echo Running uenvcmd ...;" \
175 "if run loaduimage; then " \
184 #define V_OSCK 24000000 /* Clock output from T2 */
185 #define V_SCLK (V_OSCK)
187 #define CONFIG_CMD_ECHO
189 /* We set the max number of command args high to avoid HUSH bugs. */
190 #define CONFIG_SYS_MAXARGS 64
192 /* Console I/O Buffer Size */
193 #define CONFIG_SYS_CBSIZE 512
195 /* Print Buffer Size */
196 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE \
197 + sizeof(CONFIG_SYS_PROMPT) + 16)
199 /* Boot Argument Buffer Size */
200 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE
203 * memtest works on 8 MB in DRAM after skipping 32MB from
204 * start addr of ram disk
206 #define CONFIG_SYS_MEMTEST_START (PHYS_DRAM_1 + (64 * 1024 * 1024))
207 #define CONFIG_SYS_MEMTEST_END (CONFIG_SYS_MEMTEST_START \
210 #define CONFIG_SYS_LOAD_ADDR 0x81000000 /* Default load address */
213 #define CONFIG_GENERIC_MMC
214 #define CONFIG_OMAP_HSMMC
215 #define CONFIG_CMD_MMC
216 #define CONFIG_DOS_PARTITION
217 #define CONFIG_CMD_FAT
218 #define CONFIG_FAT_WRITE
219 #define CONFIG_CMD_EXT2
220 #define CONFIG_CMD_EXT4
221 #define CONFIG_CMD_FS_GENERIC
224 #define CONFIG_OMAP3_SPI
225 #define CONFIG_MTD_DEVICE
226 #define CONFIG_SPI_FLASH
227 #define CONFIG_SPI_FLASH_WINBOND
228 #define CONFIG_CMD_SF
229 #define CONFIG_SF_DEFAULT_SPEED (24000000)
231 /* USB Composite download gadget - g_dnl */
232 #define CONFIG_USB_GADGET
233 #define CONFIG_USBDOWNLOAD_GADGET
236 #define CONFIG_USBD_HS
237 #define CONFIG_G_DNL_VENDOR_NUM 0x0403
238 #define CONFIG_G_DNL_PRODUCT_NUM 0xBD00
239 #define CONFIG_G_DNL_MANUFACTURER "Texas Instruments"
241 /* USB Device Firmware Update support */
242 #define CONFIG_DFU_FUNCTION
243 #define CONFIG_DFU_MMC
244 #define CONFIG_CMD_DFU
245 #define DFU_ALT_INFO_MMC \
249 "MLO.raw mmc 100 100;" \
250 "u-boot.img.raw mmc 300 400;" \
251 "spl-os-args.raw mmc 80 80;" \
252 "spl-os-image.raw mmc 900 2000;" \
253 "spl-os-args fat 0 1;" \
254 "spl-os-image fat 0 1;" \
255 "u-boot.img fat 0 1;" \
258 #define CONFIG_DFU_NAND
259 #define DFU_ALT_INFO_NAND \
261 "SPL.backup1 part 0 2;" \
262 "SPL.backup2 part 0 3;" \
263 "SPL.backup3 part 0 4;" \
265 "u-boot-spl-os part 0 6;" \
270 /* Physical Memory Map */
271 #define CONFIG_NR_DRAM_BANKS 1 /* 1 bank of DRAM */
272 #define PHYS_DRAM_1 0x80000000 /* DRAM Bank #1 */
273 #define CONFIG_MAX_RAM_BANK_SIZE (1024 << 20) /* 1GB */
275 #define CONFIG_SYS_SDRAM_BASE PHYS_DRAM_1
276 #define CONFIG_SYS_INIT_SP_ADDR (NON_SECURE_SRAM_END - \
277 GENERATED_GBL_DATA_SIZE)
278 /* Platform/Board specific defs */
279 #define CONFIG_SYS_TIMERBASE 0x48040000 /* Use Timer2 */
280 #define CONFIG_SYS_PTV 2 /* Divisor: 2^(PTV+1) => 8 */
281 #define CONFIG_SYS_HZ 1000 /* 1ms clock */
283 /* NS16550 Configuration */
284 #define CONFIG_SYS_NS16550
285 #define CONFIG_SYS_NS16550_SERIAL
286 #define CONFIG_SYS_NS16550_REG_SIZE (-4)
287 #define CONFIG_SYS_NS16550_CLK (48000000)
288 #define CONFIG_SYS_NS16550_COM1 0x44e09000 /* Base EVM has UART0 */
289 #define CONFIG_SYS_NS16550_COM2 0x48022000 /* UART1 */
290 #define CONFIG_SYS_NS16550_COM3 0x48024000 /* UART2 */
291 #define CONFIG_SYS_NS16550_COM4 0x481a6000 /* UART3 */
292 #define CONFIG_SYS_NS16550_COM5 0x481a8000 /* UART4 */
293 #define CONFIG_SYS_NS16550_COM6 0x481aa000 /* UART5 */
295 /* I2C Configuration */
297 #define CONFIG_CMD_I2C
298 #define CONFIG_HARD_I2C
299 #define CONFIG_SYS_I2C_SPEED 100000
300 #define CONFIG_SYS_I2C_SLAVE 1
301 #define CONFIG_I2C_MULTI_BUS
302 #define CONFIG_DRIVER_OMAP24XX_I2C
303 #define CONFIG_CMD_EEPROM
304 #define CONFIG_ENV_EEPROM_IS_ON_I2C
305 #define CONFIG_SYS_I2C_EEPROM_ADDR 0x50 /* Main EEPROM */
306 #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 2
307 #define CONFIG_SYS_I2C_MULTI_EEPROMS
309 #define CONFIG_OMAP_GPIO
311 #define CONFIG_BAUDRATE 115200
312 #define CONFIG_SYS_BAUDRATE_TABLE { 110, 300, 600, 1200, 2400, \
313 4800, 9600, 14400, 19200, 28800, 38400, 56000, 57600, 115200 }
316 #define CONFIG_ARCH_CPU_INIT
318 #define CONFIG_ENV_OVERWRITE 1
319 #define CONFIG_SYS_CONSOLE_INFO_QUIET
321 #ifndef CONFIG_NOR_BOOT
322 /* Defines for SPL */
324 #define CONFIG_SPL_FRAMEWORK
326 * Place the image at the start of the ROM defined image space.
327 * We limit our size to the ROM-defined downloaded image area, and use the
328 * rest of the space for stack.
330 #define CONFIG_SPL_TEXT_BASE 0x402F0400
331 #define CONFIG_SPL_MAX_SIZE (0x4030C000 - CONFIG_SPL_TEXT_BASE)
332 #define CONFIG_SPL_STACK CONFIG_SYS_INIT_SP_ADDR
334 #define CONFIG_SPL_OS_BOOT
336 #define CONFIG_SPL_BSS_START_ADDR 0x80a00000
337 #define CONFIG_SPL_BSS_MAX_SIZE 0x80000 /* 512 KB */
339 #define CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_SECTOR 0x300 /* address 0x60000 */
340 #define CONFIG_SYS_U_BOOT_MAX_SIZE_SECTORS 0x200 /* 256 KB */
341 #define CONFIG_SYS_MMC_SD_FAT_BOOT_PARTITION 1
342 #define CONFIG_SPL_FAT_LOAD_PAYLOAD_NAME "u-boot.img"
344 #ifdef CONFIG_SPL_OS_BOOT
346 #define CONFIG_SPL_FAT_LOAD_KERNEL_NAME "uImage"
347 #define CONFIG_SPL_FAT_LOAD_ARGS_NAME "args"
348 #define CONFIG_SYS_SPL_ARGS_ADDR (PHYS_DRAM_1 + 0x100)
351 #define CONFIG_SYS_MMCSD_RAW_MODE_KERNEL_SECTOR 0x900 /* address 0x120000 */
352 #define CONFIG_SYS_MMCSD_RAW_MODE_ARGS_SECTOR 0x80 /* address 0x10000 */
353 #define CONFIG_SYS_MMCSD_RAW_MODE_ARGS_SECTORS 0x80 /* 64KiB */
357 #define CONFIG_CMD_SPL_NAND_OFS 0x240000 /* end of u-boot */
358 #define CONFIG_SYS_NAND_SPL_KERNEL_OFFS 0x280000
359 #define CONFIG_CMD_SPL_WRITE_SIZE 0x2000
362 /* spl export command */
363 #define CONFIG_CMD_SPL
366 #define CONFIG_SPL_MMC_SUPPORT
367 #define CONFIG_SPL_FAT_SUPPORT
368 #define CONFIG_SPL_I2C_SUPPORT
370 #define CONFIG_SPL_LIBCOMMON_SUPPORT
371 #define CONFIG_SPL_LIBDISK_SUPPORT
372 #define CONFIG_SPL_LIBGENERIC_SUPPORT
373 #define CONFIG_SPL_SERIAL_SUPPORT
374 #define CONFIG_SPL_GPIO_SUPPORT
375 #define CONFIG_SPL_YMODEM_SUPPORT
376 #define CONFIG_SPL_NET_SUPPORT
377 #define CONFIG_SPL_ENV_SUPPORT
378 #define CONFIG_SPL_NET_VCI_STRING "AM335x U-Boot SPL"
379 #define CONFIG_SPL_ETH_SUPPORT
380 #define CONFIG_SPL_SPI_SUPPORT
381 #define CONFIG_SPL_SPI_FLASH_SUPPORT
382 #define CONFIG_SPL_SPI_LOAD
383 #define CONFIG_SPL_SPI_BUS 0
384 #define CONFIG_SPL_SPI_CS 0
385 #define CONFIG_SYS_SPI_U_BOOT_OFFS 0x20000
386 #define CONFIG_SPL_MUSB_NEW_SUPPORT
387 #define CONFIG_SPL_LDSCRIPT "$(CPUDIR)/am33xx/u-boot-spl.lds"
389 #define CONFIG_SPL_BOARD_INIT
392 #define CONFIG_SPL_NAND_AM33XX_BCH
393 #define CONFIG_SPL_NAND_SUPPORT
394 #define CONFIG_SPL_NAND_BASE
395 #define CONFIG_SPL_NAND_DRIVERS
396 #define CONFIG_SPL_NAND_ECC
397 #define CONFIG_SYS_NAND_5_ADDR_CYCLE
398 #define CONFIG_SYS_NAND_PAGE_COUNT (CONFIG_SYS_NAND_BLOCK_SIZE / \
399 CONFIG_SYS_NAND_PAGE_SIZE)
400 #define CONFIG_SYS_NAND_PAGE_SIZE 2048
401 #define CONFIG_SYS_NAND_OOBSIZE 64
402 #define CONFIG_SYS_NAND_BLOCK_SIZE (128*1024)
403 #define CONFIG_SYS_NAND_BAD_BLOCK_POS NAND_LARGE_BADBLOCK_POS
404 #define CONFIG_SYS_NAND_ECCPOS { 2, 3, 4, 5, 6, 7, 8, 9, \
405 10, 11, 12, 13, 14, 15, 16, 17, \
406 18, 19, 20, 21, 22, 23, 24, 25, \
407 26, 27, 28, 29, 30, 31, 32, 33, \
408 34, 35, 36, 37, 38, 39, 40, 41, \
409 42, 43, 44, 45, 46, 47, 48, 49, \
410 50, 51, 52, 53, 54, 55, 56, 57, }
412 #define CONFIG_SYS_NAND_ECCSIZE 512
413 #define CONFIG_SYS_NAND_ECCBYTES 14
415 #define CONFIG_SYS_NAND_U_BOOT_START CONFIG_SYS_TEXT_BASE
417 #define CONFIG_SYS_NAND_U_BOOT_OFFS 0x80000
422 * 1MB into the SDRAM to allow for SPL's bss at the beginning of SDRAM
423 * 64 bytes before this address should be set aside for u-boot.img's
424 * header. That is 0x800FFFC0--0x80100000 should not be used for any
427 #ifdef CONFIG_NOR_BOOT
428 #define CONFIG_SYS_TEXT_BASE 0x08000000
430 #define CONFIG_SYS_TEXT_BASE 0x80800000
432 #define CONFIG_SYS_SPL_MALLOC_START 0x80a08000
433 #define CONFIG_SYS_SPL_MALLOC_SIZE 0x100000
435 /* Since SPL did pll and ddr initialization for us,
436 * we don't need to do it twice.
438 #if !defined(CONFIG_SPL_BUILD) && !defined(CONFIG_NOR_BOOT)
439 #define CONFIG_SKIP_LOWLEVEL_INIT
445 #define CONFIG_USB_MUSB_DSPS
446 #define CONFIG_ARCH_MISC_INIT
447 #define CONFIG_MUSB_GADGET
448 #define CONFIG_MUSB_PIO_ONLY
449 #define CONFIG_MUSB_DISABLE_BULK_COMBINE_SPLIT
450 #define CONFIG_USB_GADGET_DUALSPEED
451 #define CONFIG_USB_GADGET_VBUS_DRAW 2
452 #define CONFIG_MUSB_HOST
453 #define CONFIG_AM335X_USB0
454 #define CONFIG_AM335X_USB0_MODE MUSB_PERIPHERAL
455 #define CONFIG_AM335X_USB1
456 #define CONFIG_AM335X_USB1_MODE MUSB_HOST
458 #ifdef CONFIG_MUSB_HOST
459 #define CONFIG_CMD_USB
460 #define CONFIG_USB_STORAGE
463 #ifdef CONFIG_MUSB_GADGET
464 #define CONFIG_USB_ETHER
465 #define CONFIG_USB_ETH_RNDIS
466 #define CONFIG_USBNET_HOST_ADDR "de:ad:be:af:00:00"
467 #endif /* CONFIG_MUSB_GADGET */
469 #if defined(CONFIG_SPL_BUILD) && defined(CONFIG_SPL_USBETH_SUPPORT)
470 /* disable host part of MUSB in SPL */
471 #undef CONFIG_MUSB_HOST
473 * Disable CPSW SPL support so we fit within the 101KiB limit.
475 #undef CONFIG_SPL_ETH_SUPPORT
479 * Default to using SPI for environment, etc.
480 * 0x000000 - 0x020000 : SPL (128KiB)
481 * 0x020000 - 0x0A0000 : U-Boot (512KiB)
482 * 0x0A0000 - 0x0BFFFF : First copy of U-Boot Environment (128KiB)
483 * 0x0C0000 - 0x0DFFFF : Second copy of U-Boot Environment (128KiB)
484 * 0x0E0000 - 0x442000 : Linux Kernel
485 * 0x442000 - 0x800000 : Userland
487 #if defined(CONFIG_SPI_BOOT)
488 #define CONFIG_ENV_IS_IN_SPI_FLASH
489 #define CONFIG_SYS_REDUNDAND_ENVIRONMENT
490 #define CONFIG_ENV_SPI_MAX_HZ CONFIG_SF_DEFAULT_SPEED
491 #define CONFIG_ENV_SECT_SIZE (4 << 10) /* 4 KB sectors */
492 #define CONFIG_ENV_OFFSET (768 << 10) /* 768 KiB in */
493 #define CONFIG_ENV_OFFSET_REDUND (896 << 10) /* 896 KiB in */
494 #define CONFIG_CMD_MTDPARTS
495 #define MTDIDS_DEFAULT "nor0=m25p80-flash.0"
496 #define MTDPARTS_DEFAULT "mtdparts=m25p80-flash.0:128k(SPL)," \
497 "512k(u-boot),128k(u-boot-env1)," \
498 "128k(u-boot-env2),3464k(kernel)," \
500 #endif /* SPI support */
502 /* Unsupported features */
503 #undef CONFIG_USE_IRQ
505 #define CONFIG_CMD_NET
506 #define CONFIG_CMD_DHCP
507 #define CONFIG_CMD_PING
508 #define CONFIG_DRIVER_TI_CPSW
510 #define CONFIG_BOOTP_DEFAULT
511 #define CONFIG_BOOTP_DNS
512 #define CONFIG_BOOTP_DNS2
513 #define CONFIG_BOOTP_SEND_HOSTNAME
514 #define CONFIG_BOOTP_GATEWAY
515 #define CONFIG_BOOTP_SUBNETMASK
516 #define CONFIG_NET_RETRY_COUNT 10
517 #define CONFIG_NET_MULTI
518 #define CONFIG_PHY_GIGE
519 #define CONFIG_PHYLIB
520 #define CONFIG_PHY_ADDR 0
521 #define CONFIG_PHY_SMSC
525 #define CONFIG_CMD_NAND
526 #define CONFIG_CMD_MTDPARTS
527 #define CONFIG_NAND_OMAP_GPMC
528 #define GPMC_NAND_ECC_LP_x16_LAYOUT 1
529 #define CONFIG_SYS_NAND_BASE (0x08000000) /* physical address */
530 /* to access nand at */
532 #define CONFIG_SYS_MAX_NAND_DEVICE 1 /* Max number of NAND
534 #if !defined(CONFIG_SPI_BOOT) && !defined(CONFIG_NOR_BOOT)
535 #define MTDIDS_DEFAULT "nand0=omap2-nand.0"
536 #define MTDPARTS_DEFAULT "mtdparts=omap2-nand.0:128k(SPL)," \
537 "128k(SPL.backup1)," \
538 "128k(SPL.backup2)," \
539 "128k(SPL.backup3),1792k(u-boot)," \
540 "128k(u-boot-spl-os)," \
541 "128k(u-boot-env),5m(kernel),-(rootfs)"
542 #define CONFIG_ENV_IS_IN_NAND
543 #define CONFIG_ENV_OFFSET 0x260000 /* environment starts here */
544 #define CONFIG_SYS_ENV_SECT_SIZE (128 << 10) /* 128 KiB */
550 * Number of Sectors/Blocks = 128
551 * Sector Size = 128 KiB
552 * Word length = 16 bits
554 * 0x000000 - 0x07FFFF : U-Boot (512 KiB)
555 * 0x080000 - 0x09FFFF : First copy of U-Boot Environment (128 KiB)
556 * 0x0A0000 - 0x0BFFFF : Second copy of U-Boot Environment (128 KiB)
557 * 0x0C0000 - 0x4BFFFF : Linux Kernel (4 MiB)
558 * 0x4C0000 - 0xFFFFFF : Userland (11 MiB + 256 KiB)
560 #if defined(CONFIG_NOR)
561 #undef CONFIG_SYS_NO_FLASH
562 #define CONFIG_SYS_FLASH_USE_BUFFER_WRITE
563 #define CONFIG_SYS_FLASH_PROTECTION
564 #define CONFIG_SYS_FLASH_CFI
565 #define CONFIG_FLASH_CFI_DRIVER
566 #define CONFIG_FLASH_CFI_MTD
567 #define CONFIG_SYS_MAX_FLASH_SECT 128
568 #define CONFIG_SYS_MAX_FLASH_BANKS 1
569 #define CONFIG_SYS_FLASH_BASE (0x08000000)
570 #define CONFIG_SYS_FLASH_CFI_WIDTH FLASH_CFI_16BIT
571 #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE
572 #ifdef CONFIG_NOR_BOOT
573 #define CONFIG_ENV_IS_IN_FLASH
574 #define CONFIG_ENV_SECT_SIZE (128 << 10) /* 128 KiB */
575 #define CONFIG_ENV_OFFSET (512 << 10) /* 512 KiB */
576 #define CONFIG_ENV_OFFSET_REDUND (768 << 10) /* 768 KiB */
577 #define CONFIG_CMD_MTDPARTS
578 #define MTDIDS_DEFAULT "nor0=physmap-flash.0"
579 #define MTDPARTS_DEFAULT "mtdparts=physmap-flash.0:" \
581 "128k(u-boot-env1)," \
582 "128k(u-boot-env2)," \
583 "4m(kernel),-(rootfs)"
585 #define CONFIG_MTD_DEVICE
586 #define CONFIG_CMD_FLASH
587 #endif /* NOR support */
589 #endif /* ! __CONFIG_AM335X_EVM_H */