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
21 #define CONFIG_OMAP_COMMON
23 #include <asm/arch/omap.h>
25 #define CONFIG_DMA_COHERENT
26 #define CONFIG_DMA_COHERENT_SIZE (1 << 20)
28 #define CONFIG_ENV_SIZE (128 << 10) /* 128 KiB */
29 #define CONFIG_SYS_MALLOC_LEN (1024 << 10)
30 #define CONFIG_SYS_LONGHELP /* undef to save memory */
31 #define CONFIG_SYS_HUSH_PARSER /* use "hush" command parser */
32 #define CONFIG_SYS_PROMPT "U-Boot# "
33 #define CONFIG_BOARD_LATE_INIT
34 #define CONFIG_SYS_NO_FLASH
35 #define MACH_TYPE_TIAM335EVM 3589 /* Until the next sync */
36 #define CONFIG_MACH_TYPE MACH_TYPE_TIAM335EVM
38 #define CONFIG_OF_LIBFDT
39 #define CONFIG_CMD_BOOTZ
40 #define CONFIG_CMDLINE_TAG /* enable passing of ATAGs */
41 #define CONFIG_CMDLINE_EDITING
42 #define CONFIG_STACKSIZE (128 * 1024)
43 #define CONFIG_AUTO_COMPLETE
44 #define CONFIG_SETUP_MEMORY_TAGS
45 #define CONFIG_INITRD_TAG
47 /* Custom script for NOR */
48 #define CONFIG_SYS_LDSCRIPT "board/ti/am335x/u-boot.lds"
50 #define CONFIG_SYS_CACHELINE_SIZE 64
52 /* commands to include */
53 #include <config_cmd_default.h>
55 #define CONFIG_CMD_ASKENV
56 #define CONFIG_VERSION_VARIABLE
60 "mtdids=" MTDIDS_DEFAULT "\0" \
61 "mtdparts=" MTDPARTS_DEFAULT "\0" \
62 "nandargs=setenv bootargs console=${console} " \
65 "rootfstype=${nandrootfstype}\0" \
66 "dfu_alt_info_nand=" DFU_ALT_INFO_NAND "\0" \
67 "nandroot=ubi0:rootfs rw ubi.mtd=7,2048\0" \
68 "nandrootfstype=ubifs rootwait=1\0" \
69 "nandsrcaddr=0x280000\0" \
70 "nandboot=echo Booting from nand ...; " \
72 "nand read ${loadaddr} ${nandsrcaddr} ${nandimgsize}; " \
73 "bootm ${loadaddr}\0" \
74 "nandimgsize=0x500000\0"
79 /* set to negative value for no autoboot */
80 #define CONFIG_BOOTDELAY 1
81 #define CONFIG_ENV_VARS_UBOOT_CONFIG
82 #define CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG
83 #ifndef CONFIG_SPL_BUILD
84 #define CONFIG_EXTRA_ENV_SETTINGS \
85 "loadaddr=0x80200000\0" \
86 "fdtaddr=0x80F80000\0" \
87 "fdt_high=0xffffffff\0" \
88 "rdaddr=0x81000000\0" \
91 "fdtfile=undefined\0" \
92 "console=ttyO0,115200n8\0" \
94 "dfu_alt_info_mmc=" DFU_ALT_INFO_MMC "\0" \
95 "dfu_alt_info_emmc=rawemmc mmc 0 3751936\0" \
97 "mmcroot=/dev/mmcblk0p2 ro\0" \
98 "mmcrootfstype=ext4 rootwait\0" \
100 "rootpath=/export/rootfs\0" \
102 "static_ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}:${hostname}" \
104 "ramroot=/dev/ram0 rw ramdisk_size=65536 initrd=${rdaddr},64M\0" \
105 "ramrootfstype=ext2\0" \
106 "mmcargs=setenv bootargs console=${console} " \
109 "rootfstype=${mmcrootfstype}\0" \
110 "spiroot=/dev/mtdblock4 rw\0" \
111 "spirootfstype=jffs2\0" \
112 "spisrcaddr=0xe0000\0" \
113 "spiimgsize=0x362000\0" \
115 "spiargs=setenv bootargs console=${console} " \
118 "rootfstype=${spirootfstype}\0" \
119 "netargs=setenv bootargs console=${console} " \
122 "nfsroot=${serverip}:${rootpath},${nfsopts} rw " \
124 "bootenv=uEnv.txt\0" \
125 "loadbootenv=load mmc ${mmcdev} ${loadaddr} ${bootenv}\0" \
126 "importbootenv=echo Importing environment from mmc ...; " \
127 "env import -t $loadaddr $filesize\0" \
128 "ramargs=setenv bootargs console=${console} " \
131 "rootfstype=${ramrootfstype}\0" \
132 "loadramdisk=load mmc ${mmcdev} ${rdaddr} ramdisk.gz\0" \
133 "loaduimage=load mmc ${bootpart} ${loadaddr} ${bootdir}/${bootfile}\0" \
134 "loadfdt=load mmc ${bootpart} ${fdtaddr} ${bootdir}/${fdtfile}\0" \
135 "mmcboot=mmc dev ${mmcdev}; " \
136 "if mmc rescan; then " \
137 "echo SD/MMC found on device ${mmcdev};" \
138 "if run loadbootenv; then " \
139 "echo Loaded environment from ${bootenv};" \
140 "run importbootenv;" \
142 "if test -n $uenvcmd; then " \
143 "echo Running uenvcmd ...;" \
146 "if run loaduimage; then " \
149 "bootm ${loadaddr} - ${fdtaddr};" \
152 "spiboot=echo Booting from spi ...; " \
154 "sf probe ${spibusno}:0; " \
155 "sf read ${loadaddr} ${spisrcaddr} ${spiimgsize}; " \
156 "bootm ${loadaddr}\0" \
157 "netboot=echo Booting from network ...; " \
158 "setenv autoload no; " \
160 "tftp ${loadaddr} ${bootfile}; " \
161 "tftp ${fdtaddr} ${fdtfile}; " \
163 "bootm ${loadaddr} - ${fdtaddr}\0" \
164 "ramboot=echo Booting from ramdisk ...; " \
166 "bootm ${loadaddr} ${rdaddr} ${fdtaddr}\0" \
168 "if test $board_name = A335BONE; then " \
169 "setenv fdtfile am335x-bone.dtb; fi; " \
170 "if test $board_name = A335BNLT; then " \
171 "setenv fdtfile am335x-boneblack.dtb; fi; " \
172 "if test $board_name = A33515BB; then " \
173 "setenv fdtfile am335x-evm.dtb; fi; " \
174 "if test $board_name = A335X_SK; then " \
175 "setenv fdtfile am335x-evmsk.dtb; fi; " \
176 "if test $fdtfile = undefined; then " \
177 "echo WARNING: Could not determine device tree to use; fi; \0" \
181 #define CONFIG_BOOTCOMMAND \
184 "setenv mmcdev 1; " \
185 "setenv bootpart 1:2; " \
190 #define V_OSCK 24000000 /* Clock output from T2 */
191 #define V_SCLK (V_OSCK)
193 #define CONFIG_CMD_ECHO
195 /* We set the max number of command args high to avoid HUSH bugs. */
196 #define CONFIG_SYS_MAXARGS 64
198 /* Console I/O Buffer Size */
199 #define CONFIG_SYS_CBSIZE 512
201 /* Print Buffer Size */
202 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE \
203 + sizeof(CONFIG_SYS_PROMPT) + 16)
205 /* Boot Argument Buffer Size */
206 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE
209 * memtest works on 8 MB in DRAM after skipping 32MB from
210 * start addr of ram disk
212 #define CONFIG_SYS_MEMTEST_START (PHYS_DRAM_1 + (64 * 1024 * 1024))
213 #define CONFIG_SYS_MEMTEST_END (CONFIG_SYS_MEMTEST_START \
216 #define CONFIG_SYS_LOAD_ADDR 0x81000000 /* Default load address */
219 #define CONFIG_GENERIC_MMC
220 #define CONFIG_OMAP_HSMMC
221 #define CONFIG_CMD_MMC
222 #define CONFIG_DOS_PARTITION
223 #define CONFIG_CMD_FAT
224 #define CONFIG_FAT_WRITE
225 #define CONFIG_CMD_EXT2
226 #define CONFIG_CMD_EXT4
227 #define CONFIG_CMD_FS_GENERIC
230 #define CONFIG_OMAP3_SPI
231 #define CONFIG_MTD_DEVICE
232 #define CONFIG_SPI_FLASH
233 #define CONFIG_SPI_FLASH_WINBOND
234 #define CONFIG_CMD_SF
235 #define CONFIG_SF_DEFAULT_SPEED (24000000)
237 /* USB Composite download gadget - g_dnl */
238 #define CONFIG_USB_GADGET
239 #define CONFIG_USBDOWNLOAD_GADGET
242 #define CONFIG_USBD_HS
243 #define CONFIG_G_DNL_VENDOR_NUM 0x0403
244 #define CONFIG_G_DNL_PRODUCT_NUM 0xBD00
245 #define CONFIG_G_DNL_MANUFACTURER "Texas Instruments"
247 /* USB Device Firmware Update support */
248 #define CONFIG_DFU_FUNCTION
249 #define CONFIG_DFU_MMC
250 #define CONFIG_CMD_DFU
251 #define DFU_ALT_INFO_MMC \
255 "MLO.raw mmc 100 100;" \
256 "u-boot.img.raw mmc 300 400;" \
257 "spl-os-args.raw mmc 80 80;" \
258 "spl-os-image.raw mmc 900 2000;" \
259 "spl-os-args fat 0 1;" \
260 "spl-os-image fat 0 1;" \
261 "u-boot.img fat 0 1;" \
264 #define CONFIG_DFU_NAND
265 #define DFU_ALT_INFO_NAND \
267 "SPL.backup1 part 0 2;" \
268 "SPL.backup2 part 0 3;" \
269 "SPL.backup3 part 0 4;" \
271 "u-boot-spl-os part 0 6;" \
276 /* Physical Memory Map */
277 #define CONFIG_NR_DRAM_BANKS 1 /* 1 bank of DRAM */
278 #define PHYS_DRAM_1 0x80000000 /* DRAM Bank #1 */
279 #define CONFIG_MAX_RAM_BANK_SIZE (1024 << 20) /* 1GB */
281 #define CONFIG_SYS_SDRAM_BASE PHYS_DRAM_1
282 #define CONFIG_SYS_INIT_SP_ADDR (NON_SECURE_SRAM_END - \
283 GENERATED_GBL_DATA_SIZE)
284 /* Platform/Board specific defs */
285 #define CONFIG_SYS_TIMERBASE 0x48040000 /* Use Timer2 */
286 #define CONFIG_SYS_PTV 2 /* Divisor: 2^(PTV+1) => 8 */
287 #define CONFIG_SYS_HZ 1000 /* 1ms clock */
289 /* NS16550 Configuration */
290 #define CONFIG_SYS_NS16550
291 #define CONFIG_SYS_NS16550_SERIAL
292 #define CONFIG_SYS_NS16550_REG_SIZE (-4)
293 #define CONFIG_SYS_NS16550_CLK (48000000)
294 #define CONFIG_SYS_NS16550_COM1 0x44e09000 /* Base EVM has UART0 */
295 #define CONFIG_SYS_NS16550_COM2 0x48022000 /* UART1 */
296 #define CONFIG_SYS_NS16550_COM3 0x48024000 /* UART2 */
297 #define CONFIG_SYS_NS16550_COM4 0x481a6000 /* UART3 */
298 #define CONFIG_SYS_NS16550_COM5 0x481a8000 /* UART4 */
299 #define CONFIG_SYS_NS16550_COM6 0x481aa000 /* UART5 */
301 /* I2C Configuration */
303 #define CONFIG_CMD_I2C
304 #define CONFIG_HARD_I2C
305 #define CONFIG_SYS_I2C_SPEED 100000
306 #define CONFIG_SYS_I2C_SLAVE 1
307 #define CONFIG_I2C_MULTI_BUS
308 #define CONFIG_DRIVER_OMAP24XX_I2C
309 #define CONFIG_CMD_EEPROM
310 #define CONFIG_ENV_EEPROM_IS_ON_I2C
311 #define CONFIG_SYS_I2C_EEPROM_ADDR 0x50 /* Main EEPROM */
312 #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 2
313 #define CONFIG_SYS_I2C_MULTI_EEPROMS
315 #define CONFIG_OMAP_GPIO
317 #define CONFIG_BAUDRATE 115200
320 #define CONFIG_ARCH_CPU_INIT
322 #define CONFIG_ENV_OVERWRITE 1
323 #define CONFIG_SYS_CONSOLE_INFO_QUIET
325 #ifndef CONFIG_NOR_BOOT
326 /* Defines for SPL */
328 #define CONFIG_SPL_FRAMEWORK
330 * Place the image at the start of the ROM defined image space.
331 * We limit our size to the ROM-defined downloaded image area, and use the
332 * rest of the space for stack.
334 #define CONFIG_SPL_TEXT_BASE 0x402F0400
335 #define CONFIG_SPL_MAX_SIZE (0x4030C000 - CONFIG_SPL_TEXT_BASE)
336 #define CONFIG_SPL_STACK CONFIG_SYS_INIT_SP_ADDR
338 #define CONFIG_SPL_OS_BOOT
340 #define CONFIG_SPL_BSS_START_ADDR 0x80a00000
341 #define CONFIG_SPL_BSS_MAX_SIZE 0x80000 /* 512 KB */
343 #define CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_SECTOR 0x300 /* address 0x60000 */
344 #define CONFIG_SYS_U_BOOT_MAX_SIZE_SECTORS 0x200 /* 256 KB */
345 #define CONFIG_SYS_MMC_SD_FAT_BOOT_PARTITION 1
346 #define CONFIG_SPL_FAT_LOAD_PAYLOAD_NAME "u-boot.img"
348 #ifdef CONFIG_SPL_OS_BOOT
350 #define CONFIG_SPL_FAT_LOAD_KERNEL_NAME "uImage"
351 #define CONFIG_SPL_FAT_LOAD_ARGS_NAME "args"
352 #define CONFIG_SYS_SPL_ARGS_ADDR (PHYS_DRAM_1 + 0x100)
355 #define CONFIG_SYS_MMCSD_RAW_MODE_KERNEL_SECTOR 0x900 /* address 0x120000 */
356 #define CONFIG_SYS_MMCSD_RAW_MODE_ARGS_SECTOR 0x80 /* address 0x10000 */
357 #define CONFIG_SYS_MMCSD_RAW_MODE_ARGS_SECTORS 0x80 /* 64KiB */
361 #define CONFIG_CMD_SPL_NAND_OFS 0x240000 /* end of u-boot */
362 #define CONFIG_SYS_NAND_SPL_KERNEL_OFFS 0x280000
363 #define CONFIG_CMD_SPL_WRITE_SIZE 0x2000
366 /* spl export command */
367 #define CONFIG_CMD_SPL
370 #define CONFIG_SPL_MMC_SUPPORT
371 #define CONFIG_SPL_FAT_SUPPORT
372 #define CONFIG_SPL_I2C_SUPPORT
374 #define CONFIG_SPL_LIBCOMMON_SUPPORT
375 #define CONFIG_SPL_LIBDISK_SUPPORT
376 #define CONFIG_SPL_LIBGENERIC_SUPPORT
377 #define CONFIG_SPL_SERIAL_SUPPORT
378 #define CONFIG_SPL_GPIO_SUPPORT
379 #define CONFIG_SPL_YMODEM_SUPPORT
380 #define CONFIG_SPL_NET_SUPPORT
381 #define CONFIG_SPL_ENV_SUPPORT
382 #define CONFIG_SPL_NET_VCI_STRING "AM335x U-Boot SPL"
383 #define CONFIG_SPL_ETH_SUPPORT
384 #define CONFIG_SPL_SPI_SUPPORT
385 #define CONFIG_SPL_SPI_FLASH_SUPPORT
386 #define CONFIG_SPL_SPI_LOAD
387 #define CONFIG_SPL_SPI_BUS 0
388 #define CONFIG_SPL_SPI_CS 0
389 #define CONFIG_SYS_SPI_U_BOOT_OFFS 0x20000
390 #define CONFIG_SPL_MUSB_NEW_SUPPORT
391 #define CONFIG_SPL_LDSCRIPT "$(CPUDIR)/am33xx/u-boot-spl.lds"
393 #define CONFIG_SPL_BOARD_INIT
396 #define CONFIG_SPL_NAND_AM33XX_BCH
397 #define CONFIG_SPL_NAND_SUPPORT
398 #define CONFIG_SPL_NAND_BASE
399 #define CONFIG_SPL_NAND_DRIVERS
400 #define CONFIG_SPL_NAND_ECC
401 #define CONFIG_SYS_NAND_5_ADDR_CYCLE
402 #define CONFIG_SYS_NAND_PAGE_COUNT (CONFIG_SYS_NAND_BLOCK_SIZE / \
403 CONFIG_SYS_NAND_PAGE_SIZE)
404 #define CONFIG_SYS_NAND_PAGE_SIZE 2048
405 #define CONFIG_SYS_NAND_OOBSIZE 64
406 #define CONFIG_SYS_NAND_BLOCK_SIZE (128*1024)
407 #define CONFIG_SYS_NAND_BAD_BLOCK_POS NAND_LARGE_BADBLOCK_POS
408 #define CONFIG_SYS_NAND_ECCPOS { 2, 3, 4, 5, 6, 7, 8, 9, \
409 10, 11, 12, 13, 14, 15, 16, 17, \
410 18, 19, 20, 21, 22, 23, 24, 25, \
411 26, 27, 28, 29, 30, 31, 32, 33, \
412 34, 35, 36, 37, 38, 39, 40, 41, \
413 42, 43, 44, 45, 46, 47, 48, 49, \
414 50, 51, 52, 53, 54, 55, 56, 57, }
416 #define CONFIG_SYS_NAND_ECCSIZE 512
417 #define CONFIG_SYS_NAND_ECCBYTES 14
419 #define CONFIG_SYS_NAND_U_BOOT_START CONFIG_SYS_TEXT_BASE
421 #define CONFIG_SYS_NAND_U_BOOT_OFFS 0x80000
426 * 1MB into the SDRAM to allow for SPL's bss at the beginning of SDRAM
427 * 64 bytes before this address should be set aside for u-boot.img's
428 * header. That is 0x800FFFC0--0x80100000 should not be used for any
431 #ifdef CONFIG_NOR_BOOT
432 #define CONFIG_SYS_TEXT_BASE 0x08000000
434 #define CONFIG_SYS_TEXT_BASE 0x80800000
436 #define CONFIG_SYS_SPL_MALLOC_START 0x80a08000
437 #define CONFIG_SYS_SPL_MALLOC_SIZE 0x100000
439 /* Since SPL did pll and ddr initialization for us,
440 * we don't need to do it twice.
442 #if !defined(CONFIG_SPL_BUILD) && !defined(CONFIG_NOR_BOOT)
443 #define CONFIG_SKIP_LOWLEVEL_INIT
449 #define CONFIG_USB_MUSB_DSPS
450 #define CONFIG_ARCH_MISC_INIT
451 #define CONFIG_MUSB_GADGET
452 #define CONFIG_MUSB_PIO_ONLY
453 #define CONFIG_MUSB_DISABLE_BULK_COMBINE_SPLIT
454 #define CONFIG_USB_GADGET_DUALSPEED
455 #define CONFIG_USB_GADGET_VBUS_DRAW 2
456 #define CONFIG_MUSB_HOST
457 #define CONFIG_AM335X_USB0
458 #define CONFIG_AM335X_USB0_MODE MUSB_PERIPHERAL
459 #define CONFIG_AM335X_USB1
460 #define CONFIG_AM335X_USB1_MODE MUSB_HOST
462 #ifdef CONFIG_MUSB_HOST
463 #define CONFIG_CMD_USB
464 #define CONFIG_USB_STORAGE
467 #ifdef CONFIG_MUSB_GADGET
468 #define CONFIG_USB_ETHER
469 #define CONFIG_USB_ETH_RNDIS
470 #define CONFIG_USBNET_HOST_ADDR "de:ad:be:af:00:00"
471 #endif /* CONFIG_MUSB_GADGET */
473 #if defined(CONFIG_SPL_BUILD) && defined(CONFIG_SPL_USBETH_SUPPORT)
474 /* disable host part of MUSB in SPL */
475 #undef CONFIG_MUSB_HOST
477 * Disable CPSW SPL support so we fit within the 101KiB limit.
479 #undef CONFIG_SPL_ETH_SUPPORT
483 * Default to using SPI for environment, etc.
484 * 0x000000 - 0x020000 : SPL (128KiB)
485 * 0x020000 - 0x0A0000 : U-Boot (512KiB)
486 * 0x0A0000 - 0x0BFFFF : First copy of U-Boot Environment (128KiB)
487 * 0x0C0000 - 0x0DFFFF : Second copy of U-Boot Environment (128KiB)
488 * 0x0E0000 - 0x442000 : Linux Kernel
489 * 0x442000 - 0x800000 : Userland
491 #if defined(CONFIG_SPI_BOOT)
492 #define CONFIG_ENV_IS_IN_SPI_FLASH
493 #define CONFIG_SYS_REDUNDAND_ENVIRONMENT
494 #define CONFIG_ENV_SPI_MAX_HZ CONFIG_SF_DEFAULT_SPEED
495 #define CONFIG_ENV_SECT_SIZE (4 << 10) /* 4 KB sectors */
496 #define CONFIG_ENV_OFFSET (768 << 10) /* 768 KiB in */
497 #define CONFIG_ENV_OFFSET_REDUND (896 << 10) /* 896 KiB in */
498 #define CONFIG_CMD_MTDPARTS
499 #define MTDIDS_DEFAULT "nor0=m25p80-flash.0"
500 #define MTDPARTS_DEFAULT "mtdparts=m25p80-flash.0:128k(SPL)," \
501 "512k(u-boot),128k(u-boot-env1)," \
502 "128k(u-boot-env2),3464k(kernel)," \
504 #elif defined(CONFIG_EMMC_BOOT)
505 #undef CONFIG_ENV_IS_NOWHERE
506 #define CONFIG_ENV_IS_IN_MMC
507 #define CONFIG_SYS_MMC_ENV_DEV 1
508 #define CONFIG_SYS_MMC_ENV_PART 2
511 /* Unsupported features */
512 #undef CONFIG_USE_IRQ
514 #define CONFIG_CMD_NET
515 #define CONFIG_CMD_DHCP
516 #define CONFIG_CMD_PING
517 #define CONFIG_DRIVER_TI_CPSW
519 #define CONFIG_BOOTP_DEFAULT
520 #define CONFIG_BOOTP_DNS
521 #define CONFIG_BOOTP_DNS2
522 #define CONFIG_BOOTP_SEND_HOSTNAME
523 #define CONFIG_BOOTP_GATEWAY
524 #define CONFIG_BOOTP_SUBNETMASK
525 #define CONFIG_NET_RETRY_COUNT 10
526 #define CONFIG_NET_MULTI
527 #define CONFIG_PHY_GIGE
528 #define CONFIG_PHYLIB
529 #define CONFIG_PHY_ADDR 0
530 #define CONFIG_PHY_SMSC
534 #define CONFIG_CMD_NAND
535 #define CONFIG_CMD_MTDPARTS
536 #define CONFIG_NAND_OMAP_GPMC
537 #define GPMC_NAND_ECC_LP_x16_LAYOUT 1
538 #define CONFIG_SYS_NAND_BASE (0x08000000) /* physical address */
539 /* to access nand at */
541 #define CONFIG_SYS_MAX_NAND_DEVICE 1 /* Max number of NAND
543 #if !defined(CONFIG_SPI_BOOT) && !defined(CONFIG_NOR_BOOT)
544 #define MTDIDS_DEFAULT "nand0=omap2-nand.0"
545 #define MTDPARTS_DEFAULT "mtdparts=omap2-nand.0:128k(SPL)," \
546 "128k(SPL.backup1)," \
547 "128k(SPL.backup2)," \
548 "128k(SPL.backup3),1792k(u-boot)," \
549 "128k(u-boot-spl-os)," \
550 "128k(u-boot-env),5m(kernel),-(rootfs)"
551 #define CONFIG_ENV_IS_IN_NAND
552 #define CONFIG_ENV_OFFSET 0x260000 /* environment starts here */
553 #define CONFIG_SYS_ENV_SECT_SIZE (128 << 10) /* 128 KiB */
559 * Number of Sectors/Blocks = 128
560 * Sector Size = 128 KiB
561 * Word length = 16 bits
563 * 0x000000 - 0x07FFFF : U-Boot (512 KiB)
564 * 0x080000 - 0x09FFFF : First copy of U-Boot Environment (128 KiB)
565 * 0x0A0000 - 0x0BFFFF : Second copy of U-Boot Environment (128 KiB)
566 * 0x0C0000 - 0x4BFFFF : Linux Kernel (4 MiB)
567 * 0x4C0000 - 0xFFFFFF : Userland (11 MiB + 256 KiB)
569 #if defined(CONFIG_NOR)
570 #undef CONFIG_SYS_NO_FLASH
571 #define CONFIG_SYS_FLASH_USE_BUFFER_WRITE
572 #define CONFIG_SYS_FLASH_PROTECTION
573 #define CONFIG_SYS_FLASH_CFI
574 #define CONFIG_FLASH_CFI_DRIVER
575 #define CONFIG_FLASH_CFI_MTD
576 #define CONFIG_SYS_MAX_FLASH_SECT 128
577 #define CONFIG_SYS_MAX_FLASH_BANKS 1
578 #define CONFIG_SYS_FLASH_BASE (0x08000000)
579 #define CONFIG_SYS_FLASH_CFI_WIDTH FLASH_CFI_16BIT
580 #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE
581 #ifdef CONFIG_NOR_BOOT
582 #define CONFIG_ENV_IS_IN_FLASH
583 #define CONFIG_ENV_SECT_SIZE (128 << 10) /* 128 KiB */
584 #define CONFIG_ENV_OFFSET (512 << 10) /* 512 KiB */
585 #define CONFIG_ENV_OFFSET_REDUND (768 << 10) /* 768 KiB */
586 #define CONFIG_CMD_MTDPARTS
587 #define MTDIDS_DEFAULT "nor0=physmap-flash.0"
588 #define MTDPARTS_DEFAULT "mtdparts=physmap-flash.0:" \
590 "128k(u-boot-env1)," \
591 "128k(u-boot-env2)," \
592 "4m(kernel),-(rootfs)"
594 #define CONFIG_MTD_DEVICE
595 #define CONFIG_CMD_FLASH
596 #endif /* NOR support */
598 #endif /* ! __CONFIG_AM335X_EVM_H */