2 * siemens am33x common board options
3 * (C) Copyright 2013 Siemens Schweiz AG
4 * (C) Heiko Schocher, DENX Software Engineering, hs@denx.de.
7 * U-Boot file:/include/configs/am335x_evm.h
9 * Copyright (C) 2011 Texas Instruments Incorporated - http://www.ti.com/
11 * SPDX-License-Identifier: GPL-2.0+
14 #ifndef __CONFIG_SIEMENS_AM33X_COMMON_H
15 #define __CONFIG_SIEMENS_AM33X_COMMON_H
19 #define CONFIG_OMAP_COMMON
21 #include <asm/arch/omap.h>
23 #define CONFIG_DMA_COHERENT
24 #define CONFIG_DMA_COHERENT_SIZE (1 << 20)
26 #define CONFIG_ENV_SIZE (0x2000)
27 #define CONFIG_SYS_MALLOC_LEN (16 * 1024 * 1024)
28 #define CONFIG_SYS_LONGHELP /* undef to save memory */
29 #define CONFIG_SYS_HUSH_PARSER /* use "hush" command parser */
30 #define CONFIG_SYS_PROMPT_HUSH_PS2 "> "
31 #define CONFIG_BOARD_LATE_INIT
32 #define CONFIG_SYS_NO_FLASH
33 #ifdef CONFIG_SIEMENS_MACH_TYPE
34 #define CONFIG_MACH_TYPE CONFIG_SIEMENS_MACH_TYPE
37 #define CONFIG_CMDLINE_TAG /* enable passing of ATAGs */
38 #define CONFIG_SETUP_MEMORY_TAGS
39 #define CONFIG_INITRD_TAG
41 #define CONFIG_SYS_CACHELINE_SIZE 64
43 /* commands to include */
44 #define CONFIG_CMD_ASKENV
45 #define CONFIG_CMD_CACHE
46 #define CONFIG_CMD_TIME
49 #define CONFIG_ENV_VARS_UBOOT_CONFIG
50 #ifndef CONFIG_SPL_BUILD
51 #define CONFIG_ROOTPATH "/opt/eldk"
54 #define CONFIG_ENV_OVERWRITE 1
55 #define CONFIG_ENV_IS_NOWHERE
57 #define CONFIG_SYS_LONGHELP
58 #define CONFIG_CMDLINE_EDITING
59 #define CONFIG_AUTO_COMPLETE
60 #define CONFIG_SYS_AUTOLOAD "yes"
63 #define V_OSCK 24000000 /* Clock output from T2 */
64 #define V_SCLK (V_OSCK)
66 /* We set the max number of command args high to avoid HUSH bugs. */
67 #define CONFIG_SYS_MAXARGS 32
69 /* Console I/O Buffer Size */
70 #define CONFIG_SYS_CBSIZE 1024
72 /* Print Buffer Size */
73 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE \
74 + sizeof(CONFIG_SYS_PROMPT) + 16)
76 /* Boot Argument Buffer Size */
77 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE
80 * memtest works on 8 MB in DRAM after skipping 32MB from
81 * start addr of ram disk
83 #define CONFIG_SYS_MEMTEST_START (PHYS_DRAM_1 + (64 * 1024 * 1024))
84 #define CONFIG_SYS_MEMTEST_END (CONFIG_SYS_MEMTEST_START \
87 #define CONFIG_SYS_LOAD_ADDR 0x81000000 /* Default load address */
90 #define CONFIG_GENERIC_MMC
91 #define CONFIG_OMAP_HSMMC
92 #define CONFIG_CMD_MMC
93 #define CONFIG_DOS_PARTITION
94 #define CONFIG_CMD_FAT
95 #define CONFIG_CMD_EXT2
98 #define CONFIG_OMAP3_SPI
99 #define CONFIG_MTD_DEVICE
100 #define CONFIG_CMD_SF
101 #define CONFIG_SF_DEFAULT_SPEED (75000000)
103 /* Physical Memory Map */
104 #define CONFIG_NR_DRAM_BANKS 1 /* 1 bank of DRAM */
105 #define PHYS_DRAM_1 0x80000000 /* DRAM Bank #1 */
107 #define CONFIG_SYS_SDRAM_BASE PHYS_DRAM_1
108 #define CONFIG_SYS_INIT_SP_ADDR (NON_SECURE_SRAM_END - \
109 GENERATED_GBL_DATA_SIZE)
110 /* Platform/Board specific defs */
111 #define CONFIG_SYS_TIMERBASE 0x48040000 /* Use Timer2 */
112 #define CONFIG_SYS_PTV 2 /* Divisor: 2^(PTV+1) => 8 */
114 /* NS16550 Configuration */
115 #define CONFIG_SYS_NS16550_SERIAL
116 #define CONFIG_SYS_NS16550_REG_SIZE (-4)
117 #define CONFIG_SYS_NS16550_CLK (48000000)
118 #define CONFIG_SYS_NS16550_COM1 0x44e09000
119 #define CONFIG_SYS_NS16550_COM4 0x481a6000
121 #define CONFIG_BAUDRATE 115200
123 #define CONFIG_SYS_CONSOLE_INFO_QUIET
124 #define CONFIG_SERIAL1 1
125 #define CONFIG_CONS_INDEX 1
127 /* I2C Configuration */
129 #define CONFIG_CMD_I2C
130 #define CONFIG_SYS_I2C
131 #define CONFIG_SYS_OMAP24_I2C_SPEED 100000
132 #define CONFIG_SYS_OMAP24_I2C_SLAVE 1
133 #define CONFIG_SYS_I2C_OMAP24XX
135 /* Defines for SPL */
136 #define CONFIG_SPL_FRAMEWORK
137 #define CONFIG_SPL_TEXT_BASE 0x402F0400
138 #define CONFIG_SPL_MAX_SIZE (101 * 1024)
140 #define CONFIG_SPL_BSS_START_ADDR 0x80000000
141 #define CONFIG_SPL_BSS_MAX_SIZE 0x80000 /* 512 KB */
143 #define CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_SECTOR 0x300 /* address 0x60000 */
144 #define CONFIG_SYS_MMCSD_FS_BOOT_PARTITION 1
145 #define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME "u-boot.img"
146 #define CONFIG_SPL_MMC_SUPPORT
147 #define CONFIG_SPL_FAT_SUPPORT
148 #define CONFIG_FS_FAT
149 #define CONFIG_SPL_I2C_SUPPORT
151 #define CONFIG_SPL_LIBCOMMON_SUPPORT
152 #define CONFIG_SPL_LIBDISK_SUPPORT
153 #define CONFIG_SPL_LIBGENERIC_SUPPORT
154 #define CONFIG_SPL_SERIAL_SUPPORT
155 #define CONFIG_SPL_YMODEM_SUPPORT
157 #define CONFIG_SPL_GPIO_SUPPORT
158 #define CONFIG_SPL_WATCHDOG_SUPPORT
160 #define CONFIG_SPL_SPI_SUPPORT
161 #define CONFIG_SPL_SPI_FLASH_SUPPORT
162 #define CONFIG_SPL_SPI_LOAD
163 #define CONFIG_SYS_SPI_U_BOOT_OFFS 0x20000
165 #define CONFIG_SPL_LDSCRIPT "$(CPUDIR)/am33xx/u-boot-spl.lds"
167 #define CONFIG_SPL_BOARD_INIT
168 #define CONFIG_SPL_NAND_AM33XX_BCH
169 #define CONFIG_SPL_NAND_SUPPORT
170 #define CONFIG_SPL_NAND_BASE
171 #define CONFIG_SPL_NAND_DRIVERS
172 #define CONFIG_SPL_NAND_ECC
173 #define CONFIG_SYS_NAND_5_ADDR_CYCLE
174 #define CONFIG_SYS_NAND_PAGE_COUNT (CONFIG_SYS_NAND_BLOCK_SIZE / \
175 CONFIG_SYS_NAND_PAGE_SIZE)
176 #define CONFIG_SYS_NAND_PAGE_SIZE 2048
177 #define CONFIG_SYS_NAND_OOBSIZE 64
178 #define CONFIG_SYS_NAND_BLOCK_SIZE (128*1024)
179 #define CONFIG_SYS_NAND_BAD_BLOCK_POS NAND_LARGE_BADBLOCK_POS
180 #define CONFIG_SYS_NAND_ECCPOS { 2, 3, 4, 5, 6, 7, 8, 9, \
181 10, 11, 12, 13, 14, 15, 16, 17, \
182 18, 19, 20, 21, 22, 23, 24, 25, \
183 26, 27, 28, 29, 30, 31, 32, 33, \
184 34, 35, 36, 37, 38, 39, 40, 41, \
185 42, 43, 44, 45, 46, 47, 48, 49, \
186 50, 51, 52, 53, 54, 55, 56, 57, }
188 #define CONFIG_SYS_NAND_ECCSIZE 512
189 #define CONFIG_SYS_NAND_ECCBYTES 14
190 #define CONFIG_NAND_OMAP_ECCSCHEME OMAP_ECC_BCH8_CODE_HW
192 #define CONFIG_SYS_NAND_ECCSTEPS 4
193 #define CONFIG_SYS_NAND_ECCTOTAL (CONFIG_SYS_NAND_ECCBYTES * \
194 CONFIG_SYS_NAND_ECCSTEPS)
196 #define CONFIG_SYS_NAND_U_BOOT_START CONFIG_SYS_TEXT_BASE
198 #define CONFIG_SYS_NAND_U_BOOT_OFFS 0x80000
201 * 1MB into the SDRAM to allow for SPL's bss at the beginning of SDRAM
202 * 64 bytes before this address should be set aside for u-boot.img's
203 * header. That is 0x800FFFC0--0x80100000 should not be used for any
206 #define CONFIG_SYS_TEXT_BASE 0x80100000
207 #define CONFIG_SYS_SPL_MALLOC_START 0x80208000
208 #define CONFIG_SYS_SPL_MALLOC_SIZE 0x100000
211 * Since SPL did pll and ddr initialization for us,
212 * we don't need to do it twice.
214 #ifndef CONFIG_SPL_BUILD
215 #define CONFIG_SKIP_LOWLEVEL_INIT
218 #ifndef CONFIG_SPL_BUILD
222 #define CONFIG_USB_MUSB_DSPS
223 #define CONFIG_ARCH_MISC_INIT
224 #define CONFIG_USB_MUSB_GADGET
225 #define CONFIG_USB_MUSB_PIO_ONLY
226 #define CONFIG_USB_MUSB_DISABLE_BULK_COMBINE_SPLIT
227 #undef CONFIG_USB_GADGET_DUALSPEED
228 #define CONFIG_USB_MUSB_HOST
230 #define CONFIG_AM335X_USB0
231 #define CONFIG_AM335X_USB0_MODE MUSB_PERIPHERAL
232 #define CONFIG_AM335X_USB1
233 #define CONFIG_AM335X_USB1_MODE MUSB_HOST
234 #ifdef CONFIG_USB_MUSB_HOST
235 #define CONFIG_CMD_USB
236 #define CONFIG_USB_STORAGE
239 #ifdef CONFIG_USB_MUSB_GADGET
240 #define CONFIG_USB_ETHER
241 #define CONFIG_USB_ETH_RNDIS
242 #define CONFIG_USBNET_HOST_ADDR "de:ad:be:af:00:00"
243 #endif /* CONFIG_USB_MUSB_GADGET */
245 #define CONFIG_USB_GADGET_DOWNLOAD
247 /* USB DRACO ID as default */
248 #define CONFIG_USBD_HS
249 #define CONFIG_G_DNL_VENDOR_NUM 0x0908
250 #define CONFIG_G_DNL_PRODUCT_NUM 0x02d2
251 #define CONFIG_G_DNL_MANUFACTURER "Siemens AG"
253 /* USB Device Firmware Update support */
254 #define CONFIG_USB_FUNCTION_DFU
255 #define CONFIG_DFU_NAND
256 #define CONFIG_CMD_DFU
257 #define CONFIG_SYS_DFU_DATA_BUF_SIZE (1 << 20)
258 #define DFU_MANIFEST_POLL_TIMEOUT 25000
260 #endif /* CONFIG_SPL_BUILD */
263 * Default to using SPI for environment, etc. We have multiple copies
264 * of SPL as the ROM will check these locations.
265 * 0x0 - 0x20000 : First copy of SPL
266 * 0x20000 - 0x40000 : Second copy of SPL
267 * 0x40000 - 0x60000 : Third copy of SPL
268 * 0x60000 - 0x80000 : Fourth copy of SPL
269 * 0x80000 - 0xDF000 : U-Boot
270 * 0xDF000 - 0xE0000 : U-Boot Environment
271 * 0xE0000 - 0x442000 : Linux Kernel
272 * 0x442000 - 0x800000 : Userland
274 #if defined(CONFIG_SPI_BOOT)
275 # undef CONFIG_ENV_IS_NOWHERE
276 # define CONFIG_ENV_IS_IN_SPI_FLASH
277 # define CONFIG_ENV_SPI_MAX_HZ CONFIG_SF_DEFAULT_SPEED
278 # define CONFIG_ENV_OFFSET (892 << 10) /* 892 KiB in */
279 # define CONFIG_ENV_SECT_SIZE (4 << 10) /* 4 KB sectors */
280 #endif /* SPI support */
282 /* Unsupported features */
283 #undef CONFIG_USE_IRQ
285 #define CONFIG_CMD_DHCP
286 #define CONFIG_CMD_PING
287 #define CONFIG_DRIVER_TI_CPSW
289 #define CONFIG_PHY_GIGE
290 #define CONFIG_PHYLIB
291 #define CONFIG_CMD_MII
292 #define CONFIG_BOOTP_DEFAULT
293 #define CONFIG_BOOTP_DNS
294 #define CONFIG_BOOTP_DNS2
295 #define CONFIG_BOOTP_SEND_HOSTNAME
296 #define CONFIG_BOOTP_GATEWAY
297 #define CONFIG_BOOTP_SUBNETMASK
298 #define CONFIG_NET_RETRY_COUNT 10
303 #define CONFIG_CMD_NAND
306 #ifndef CONFIG_SPL_BUILD
307 #define CONFIG_CMD_MTDPARTS
308 #define CONFIG_MTD_PARTITIONS
309 #define CONFIG_MTD_DEVICE
310 #define CONFIG_RBTREE
312 #define CONFIG_CMD_UBI
313 #define CONFIG_CMD_UBIFS
316 /* Commen environment */
317 #define CONFIG_PREBOOT
318 #define COMMON_ENV_DFU_ARGS "dfu_args=run bootargs_defaults;" \
319 "setenv bootargs ${bootargs};" \
320 "mtdparts default;" \
325 #define COMMON_ENV_NAND_BOOT \
326 "nand_boot=echo Booting from nand; " \
327 "if test ${upgrade_available} -eq 1; then " \
328 "if test ${bootcount} -gt ${bootlimit}; " \
330 "setenv upgrade_available 0;" \
331 "setenv ${partitionset_active} true;" \
332 "if test -n ${A}; then " \
333 "setenv partitionset_active B; " \
336 "if test -n ${B}; then " \
337 "setenv partitionset_active A; " \
343 "echo set ${partitionset_active}...;" \
346 #define COMMON_ENV_NAND_CMDS "flash_self=run nand_boot\0" \
347 "flash_self_test=setenv testargs test; " \
349 "dfu_start=echo Preparing for dfu mode ...; " \
352 #define COMMON_ENV_SETTINGS \
354 "project_dir=targetdir\0" \
355 "upgrade_available=0\0" \
356 "altbootcmd=run bootcmd\0" \
358 "partitionset_active=A\0" \
359 "loadaddr=0x82000000\0" \
360 "kloadaddr=0x81000000\0" \
361 "script_addr=0x81900000\0" \
362 "console=console=ttyMTD,mtdoops console=ttyO0,115200n8 panic=5\0" \
363 "nfsopts=nolock rw\0" \
365 "bootenv=uEnv.txt\0" \
366 "bootargs_defaults=setenv bootargs " \
367 "console=${console} " \
370 "siemens_help=echo; "\
371 "echo Type 'run flash_self' to use kernel and root " \
372 "filesystem on memory; echo Type 'run flash_self_test' to " \
373 "use kernel and root filesystem on memory, boot in test " \
374 "mode; echo Not ready yet: 'run flash_nfs' to use kernel " \
375 "from memory and root filesystem over NFS; echo Type " \
376 "'run net_nfs' to get Kernel over TFTP and mount root " \
377 "filesystem over NFS; " \
378 "echo Set partitionset_active variable to 'A' " \
379 "or 'B' to select kernel and rootfs partition; " \
384 * Variant 1 partition layout
386 *| name | size | address area |
387 *-------------------------------------------------------
388 *| spl | 128.000 KiB | 0x 0..0x 1ffff |
389 *| spl.backup1 | 128.000 KiB | 0x 20000..0x 3ffff |
390 *| spl.backup2 | 128.000 KiB | 0x 40000..0x 5ffff |
391 *| spl.backup3 | 128.000 KiB | 0x 60000..0x 7ffff |
392 *| u-boot | 1.875 MiB | 0x 80000..0x 25ffff |
393 *| uboot.env | 128.000 KiB | 0x 260000..0x 27ffff |
394 *| kernel_a | 5.000 MiB | 0x 280000..0x 77ffff |
395 *| kernel_b | 5.000 MiB | 0x 780000..0x c7ffff |
396 *| mtdoops | 8.000 MiB | 0x c80000..0x 147ffff |
397 *| rootfs | 235.500 MiB | 0x 1480000..0x fffffff |
398 *-------------------------------------------------------
400 #define MTDIDS_NAME_STR "omap2-nand.0"
401 #define MTDIDS_DEFAULT "nand0=" MTDIDS_NAME_STR
402 #define MTDPARTS_DEFAULT_V1 "mtdparts=" MTDIDS_NAME_STR ":" \
404 "128k(spl.backup1)," \
405 "128k(spl.backup2)," \
406 "128k(spl.backup3)," \
414 #define DFU_ALT_INFO_NAND_V1 \
416 "spl.backup1 part 0 2;" \
417 "spl.backup2 part 0 3;" \
418 "spl.backup3 part 0 4;" \
420 "u-boot.env part 0 6;" \
421 "kernel_a part 0 7;" \
422 "kernel_b part 0 8;" \
423 "rootfs partubi 0 10"
425 #define CONFIG_ENV_SETTINGS_NAND_V1 \
426 "nand_active_ubi_vol=rootfs_a\0" \
427 "nand_active_ubi_vol_A=rootfs_a\0" \
428 "nand_active_ubi_vol_B=rootfs_b\0" \
429 "nand_root_fs_type=ubifs rootwait=1\0" \
430 "nand_src_addr=0x280000\0" \
431 "nand_src_addr_A=0x280000\0" \
432 "nand_src_addr_B=0x780000\0" \
433 "nand_args=run bootargs_defaults;" \
434 "mtdparts default;" \
435 "setenv ${partitionset_active} true;" \
436 "if test -n ${A}; then " \
437 "setenv nand_active_ubi_vol ${nand_active_ubi_vol_A};" \
438 "setenv nand_src_addr ${nand_src_addr_A};" \
440 "if test -n ${B}; then " \
441 "setenv nand_active_ubi_vol ${nand_active_ubi_vol_B};" \
442 "setenv nand_src_addr ${nand_src_addr_B};" \
444 "setenv nand_root ubi0:${nand_active_ubi_vol} rw " \
446 "setenv bootargs ${bootargs} " \
447 "root=${nand_root} noinitrd ${mtdparts} " \
448 "rootfstype=${nand_root_fs_type} ip=${ip_method} " \
449 "console=ttyMTD,mtdoops console=ttyO0,115200n8 mtdoops.mtddev" \
451 COMMON_ENV_DFU_ARGS \
452 "dfu_alt_info=" DFU_ALT_INFO_NAND_V1 "\0" \
453 COMMON_ENV_NAND_BOOT \
454 "nand read.i ${kloadaddr} ${nand_src_addr} " \
455 "${nand_img_size}; bootm ${kloadaddr}\0" \
458 #define CONFIG_ENV_SETTINGS_V1 \
459 COMMON_ENV_SETTINGS \
460 "net_args=run bootargs_defaults;" \
461 "mtdparts default;" \
462 "setenv bootfile ${project_dir}/kernel/uImage;" \
463 "setenv rootpath /home/projects/${project_dir}/rootfs;" \
464 "setenv bootargs ${bootargs} " \
465 "root=/dev/nfs ${mtdparts} " \
466 "nfsroot=${serverip}:${rootpath},${nfsopts} " \
467 "ip=${ipaddr}:${serverip}:" \
468 "${gatewayip}:${netmask}:${hostname}:eth0:off\0" \
469 "net_nfs=echo Booting from network ...; " \
471 "tftpboot ${kloadaddr} ${serverip}:${bootfile}; " \
472 "bootm ${kloadaddr}\0"
475 * Variant 2 partition layout
476 * chip-size = 256MiB or 512 MiB
477 *| name | size | address area |
478 *-------------------------------------------------------
479 *| spl | 128.000 KiB | 0x 0..0x 1ffff |
480 *| spl.backup1 | 128.000 KiB | 0x 20000..0x 3ffff |
481 *| spl.backup2 | 128.000 KiB | 0x 40000..0x 5ffff |
482 *| spl.backup3 | 128.000 KiB | 0x 60000..0x 7ffff |
483 *| u-boot | 1.875 MiB | 0x 80000..0x 25ffff |
484 *| uboot.env0 | 512.000 KiB | 0x 260000..0x 2Dffff |
485 *| uboot.env1 | 512.000 KiB | 0x 2E0000..0x 35ffff |
486 *| mtdoops | 512.000 KiB | 0x 360000..0x 3dffff |
487 *| (256) rootfs | 252.125 MiB | 0x 3E0000..0x fffffff |
488 *| (512) rootfs | 508.125 MiB | 0x 3E0000..0x1fffffff |
489 *-------------------------------------------------------
492 #define MTDPARTS_DEFAULT_V2 "mtdparts=" MTDIDS_NAME_STR ":" \
494 "128k(spl.backup1)," \
495 "128k(spl.backup2)," \
496 "128k(spl.backup3)," \
498 "512k(u-boot.env0)," \
499 "512k(u-boot.env1)," \
504 #define DFU_ALT_INFO_NAND_V2 \
506 "spl.backup1 part 0 2;" \
507 "spl.backup2 part 0 3;" \
508 "spl.backup3 part 0 4;" \
510 "u-boot.env0 part 0 6;" \
511 "u-boot.env1 part 0 7;" \
512 "rootfs partubi 0 9" \
514 #define CONFIG_ENV_SETTINGS_NAND_V2 \
515 "nand_active_ubi_vol=rootfs_a\0" \
516 "rootfs_name=rootfs\0" \
517 "kernel_name=uImage\0"\
518 "nand_root_fs_type=ubifs rootwait=1\0" \
519 "nand_args=run bootargs_defaults;" \
520 "mtdparts default;" \
521 "setenv ${partitionset_active} true;" \
522 "if test -n ${A}; then " \
523 "setenv nand_active_ubi_vol ${rootfs_name}_a;" \
525 "if test -n ${B}; then " \
526 "setenv nand_active_ubi_vol ${rootfs_name}_b;" \
528 "setenv nand_root ubi0:${nand_active_ubi_vol} rw " \
529 "ubi.mtd=rootfs,2048;" \
530 "setenv bootargs ${bootargs} " \
531 "root=${nand_root} noinitrd ${mtdparts} " \
532 "rootfstype=${nand_root_fs_type} ip=${ip_method} " \
533 "console=ttyMTD,mtdoops console=ttyO0,115200n8 mtdoops.mtddev" \
535 COMMON_ENV_DFU_ARGS \
536 "dfu_alt_info=" DFU_ALT_INFO_NAND_V2 "\0" \
537 COMMON_ENV_NAND_BOOT \
538 "ubi part rootfs 2048;" \
539 "ubifsmount ubi0:${nand_active_ubi_vol};" \
540 "ubifsload ${kloadaddr} boot/${kernel_name};" \
541 "ubifsload ${loadaddr} boot/${dtb_name}.dtb;" \
542 "bootm ${kloadaddr} - ${loadaddr}\0" \
543 "nand_boot_backup=ubifsload ${loadaddr} boot/am335x-draco.dtb;" \
544 "bootm ${kloadaddr} - ${loadaddr}\0" \
547 #define CONFIG_ENV_SETTINGS_V2 \
548 COMMON_ENV_SETTINGS \
549 "net_args=run bootargs_defaults;" \
550 "mtdparts default;" \
551 "setenv bootfile ${project_dir}/kernel/uImage;" \
552 "setenv bootdtb ${project_dir}/kernel/dtb;" \
553 "setenv rootpath /home/projects/${project_dir}/rootfs;" \
554 "setenv bootargs ${bootargs} " \
555 "root=/dev/nfs ${mtdparts} " \
556 "nfsroot=${serverip}:${rootpath},${nfsopts} " \
557 "ip=${ipaddr}:${serverip}:" \
558 "${gatewayip}:${netmask}:${hostname}:eth0:off\0" \
559 "net_nfs=echo Booting from network ...; " \
561 "tftpboot ${kloadaddr} ${serverip}:${bootfile}; " \
562 "tftpboot ${loadaddr} ${serverip}:${bootdtb}; " \
563 "bootm ${kloadaddr} - ${loadaddr}\0"
566 * Variant 3 partition layout
568 *| name | size | address area |
569 *-------------------------------------------------------
570 *| spl | 128.000 KiB | 0x 0..0x 1ffff |
571 *| spl.backup1 | 128.000 KiB | 0x 20000..0x 3ffff |
572 *| spl.backup2 | 128.000 KiB | 0x 40000..0x 5ffff |
573 *| spl.backup3 | 128.000 KiB | 0x 60000..0x 7ffff |
574 *| u-boot | 1.875 MiB | 0x 80000..0x 25ffff |
575 *| uboot.env0 | 512.000 KiB | 0x 260000..0x 2Dffff |
576 *| uboot.env1 | 512.000 KiB | 0x 2E0000..0x 35ffff |
577 *| rootfs | 300.000 MiB | 0x 360000..0x12f5ffff |
578 *| mtdoops | 512.000 KiB | 0x12f60000..0x12fdffff |
579 *|configuration | 104.125 MiB | 0x12fe0000..0x1fffffff |
580 *-------------------------------------------------------
583 #define MTDPARTS_DEFAULT_V3 "mtdparts=" MTDIDS_NAME_STR ":" \
585 "128k(spl.backup1)," \
586 "128k(spl.backup2)," \
587 "128k(spl.backup3)," \
589 "512k(u-boot.env0)," \
590 "512k(u-boot.env1)," \
596 #define CONFIG_NAND_OMAP_GPMC
597 #define CONFIG_NAND_OMAP_ELM
598 #define CONFIG_SYS_NAND_BASE (0x08000000) /* physical address */
599 /* to access nand at */
601 #define CONFIG_SYS_MAX_NAND_DEVICE 1 /* Max number of NAND
603 #if !defined(CONFIG_SPI_BOOT)
604 #undef CONFIG_ENV_IS_NOWHERE
605 #define CONFIG_ENV_IS_IN_NAND
606 #define CONFIG_ENV_OFFSET 0x260000 /* environment starts here */
607 #define CONFIG_SYS_ENV_SECT_SIZE (128 << 10) /* 128 KiB */
611 #define CONFIG_OMAP_GPIO
613 /* Gpio cmd support */
616 #define CONFIG_HW_WATCHDOG
618 /* Reboot after 60 sec if bootcmd fails */
619 #define CONFIG_RESET_TO_RETRY
620 #define CONFIG_BOOT_RETRY_TIME 60
622 #define CONFIG_BOOTCOUNT_LIMIT
623 #define CONFIG_BOOTCOUNT_ENV
625 /* Enable Device-Tree (FDT) support */
626 #define CONFIG_CMD_FDT
628 #endif /* ! __CONFIG_SIEMENS_AM33X_COMMON_H */