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_GADGET_VBUS_DRAW 2
229 #define CONFIG_USB_MUSB_HOST
231 #define CONFIG_AM335X_USB0
232 #define CONFIG_AM335X_USB0_MODE MUSB_PERIPHERAL
233 #define CONFIG_AM335X_USB1
234 #define CONFIG_AM335X_USB1_MODE MUSB_HOST
235 #ifdef CONFIG_USB_MUSB_HOST
236 #define CONFIG_CMD_USB
237 #define CONFIG_USB_STORAGE
240 #ifdef CONFIG_USB_MUSB_GADGET
241 #define CONFIG_USB_ETHER
242 #define CONFIG_USB_ETH_RNDIS
243 #define CONFIG_USBNET_HOST_ADDR "de:ad:be:af:00:00"
244 #endif /* CONFIG_USB_MUSB_GADGET */
246 #define CONFIG_USB_GADGET
247 #define CONFIG_USB_GADGET_DOWNLOAD
249 /* USB DRACO ID as default */
250 #define CONFIG_USBD_HS
251 #define CONFIG_G_DNL_VENDOR_NUM 0x0908
252 #define CONFIG_G_DNL_PRODUCT_NUM 0x02d2
253 #define CONFIG_G_DNL_MANUFACTURER "Siemens AG"
255 /* USB Device Firmware Update support */
256 #define CONFIG_USB_FUNCTION_DFU
257 #define CONFIG_DFU_NAND
258 #define CONFIG_CMD_DFU
259 #define CONFIG_SYS_DFU_DATA_BUF_SIZE (1 << 20)
260 #define DFU_MANIFEST_POLL_TIMEOUT 25000
262 #endif /* CONFIG_SPL_BUILD */
265 * Default to using SPI for environment, etc. We have multiple copies
266 * of SPL as the ROM will check these locations.
267 * 0x0 - 0x20000 : First copy of SPL
268 * 0x20000 - 0x40000 : Second copy of SPL
269 * 0x40000 - 0x60000 : Third copy of SPL
270 * 0x60000 - 0x80000 : Fourth copy of SPL
271 * 0x80000 - 0xDF000 : U-Boot
272 * 0xDF000 - 0xE0000 : U-Boot Environment
273 * 0xE0000 - 0x442000 : Linux Kernel
274 * 0x442000 - 0x800000 : Userland
276 #if defined(CONFIG_SPI_BOOT)
277 # undef CONFIG_ENV_IS_NOWHERE
278 # define CONFIG_ENV_IS_IN_SPI_FLASH
279 # define CONFIG_ENV_SPI_MAX_HZ CONFIG_SF_DEFAULT_SPEED
280 # define CONFIG_ENV_OFFSET (892 << 10) /* 892 KiB in */
281 # define CONFIG_ENV_SECT_SIZE (4 << 10) /* 4 KB sectors */
282 #endif /* SPI support */
284 /* Unsupported features */
285 #undef CONFIG_USE_IRQ
287 #define CONFIG_CMD_DHCP
288 #define CONFIG_CMD_PING
289 #define CONFIG_DRIVER_TI_CPSW
291 #define CONFIG_PHY_GIGE
292 #define CONFIG_PHYLIB
293 #define CONFIG_CMD_MII
294 #define CONFIG_BOOTP_DEFAULT
295 #define CONFIG_BOOTP_DNS
296 #define CONFIG_BOOTP_DNS2
297 #define CONFIG_BOOTP_SEND_HOSTNAME
298 #define CONFIG_BOOTP_GATEWAY
299 #define CONFIG_BOOTP_SUBNETMASK
300 #define CONFIG_NET_RETRY_COUNT 10
305 #define CONFIG_CMD_NAND
308 #ifndef CONFIG_SPL_BUILD
309 #define CONFIG_CMD_MTDPARTS
310 #define CONFIG_MTD_PARTITIONS
311 #define CONFIG_MTD_DEVICE
312 #define CONFIG_RBTREE
314 #define CONFIG_CMD_UBI
315 #define CONFIG_CMD_UBIFS
318 /* Commen environment */
319 #define CONFIG_PREBOOT
320 #define COMMON_ENV_DFU_ARGS "dfu_args=run bootargs_defaults;" \
321 "setenv bootargs ${bootargs};" \
322 "mtdparts default;" \
327 #define COMMON_ENV_NAND_BOOT \
328 "nand_boot=echo Booting from nand; " \
329 "if test ${upgrade_available} -eq 1; then " \
330 "if test ${bootcount} -gt ${bootlimit}; " \
332 "setenv upgrade_available 0;" \
333 "setenv ${partitionset_active} true;" \
334 "if test -n ${A}; then " \
335 "setenv partitionset_active B; " \
338 "if test -n ${B}; then " \
339 "setenv partitionset_active A; " \
345 "echo set ${partitionset_active}...;" \
348 #define COMMON_ENV_NAND_CMDS "flash_self=run nand_boot\0" \
349 "flash_self_test=setenv testargs test; " \
351 "dfu_start=echo Preparing for dfu mode ...; " \
354 #define COMMON_ENV_SETTINGS \
356 "project_dir=targetdir\0" \
357 "upgrade_available=0\0" \
358 "altbootcmd=run bootcmd\0" \
360 "partitionset_active=A\0" \
361 "loadaddr=0x82000000\0" \
362 "kloadaddr=0x81000000\0" \
363 "script_addr=0x81900000\0" \
364 "console=console=ttyMTD,mtdoops console=ttyO0,115200n8 panic=5\0" \
365 "nfsopts=nolock rw\0" \
367 "bootenv=uEnv.txt\0" \
368 "bootargs_defaults=setenv bootargs " \
369 "console=${console} " \
372 "siemens_help=echo; "\
373 "echo Type 'run flash_self' to use kernel and root " \
374 "filesystem on memory; echo Type 'run flash_self_test' to " \
375 "use kernel and root filesystem on memory, boot in test " \
376 "mode; echo Not ready yet: 'run flash_nfs' to use kernel " \
377 "from memory and root filesystem over NFS; echo Type " \
378 "'run net_nfs' to get Kernel over TFTP and mount root " \
379 "filesystem over NFS; " \
380 "echo Set partitionset_active variable to 'A' " \
381 "or 'B' to select kernel and rootfs partition; " \
386 * Variant 1 partition layout
388 *| name | size | address area |
389 *-------------------------------------------------------
390 *| spl | 128.000 KiB | 0x 0..0x 1ffff |
391 *| spl.backup1 | 128.000 KiB | 0x 20000..0x 3ffff |
392 *| spl.backup2 | 128.000 KiB | 0x 40000..0x 5ffff |
393 *| spl.backup3 | 128.000 KiB | 0x 60000..0x 7ffff |
394 *| u-boot | 1.875 MiB | 0x 80000..0x 25ffff |
395 *| uboot.env | 128.000 KiB | 0x 260000..0x 27ffff |
396 *| kernel_a | 5.000 MiB | 0x 280000..0x 77ffff |
397 *| kernel_b | 5.000 MiB | 0x 780000..0x c7ffff |
398 *| mtdoops | 8.000 MiB | 0x c80000..0x 147ffff |
399 *| rootfs | 235.500 MiB | 0x 1480000..0x fffffff |
400 *-------------------------------------------------------
402 #define MTDIDS_NAME_STR "omap2-nand.0"
403 #define MTDIDS_DEFAULT "nand0=" MTDIDS_NAME_STR
404 #define MTDPARTS_DEFAULT_V1 "mtdparts=" MTDIDS_NAME_STR ":" \
406 "128k(spl.backup1)," \
407 "128k(spl.backup2)," \
408 "128k(spl.backup3)," \
416 #define DFU_ALT_INFO_NAND_V1 \
418 "spl.backup1 part 0 2;" \
419 "spl.backup2 part 0 3;" \
420 "spl.backup3 part 0 4;" \
422 "u-boot.env part 0 6;" \
423 "kernel_a part 0 7;" \
424 "kernel_b part 0 8;" \
425 "rootfs partubi 0 10"
427 #define CONFIG_ENV_SETTINGS_NAND_V1 \
428 "nand_active_ubi_vol=rootfs_a\0" \
429 "nand_active_ubi_vol_A=rootfs_a\0" \
430 "nand_active_ubi_vol_B=rootfs_b\0" \
431 "nand_root_fs_type=ubifs rootwait=1\0" \
432 "nand_src_addr=0x280000\0" \
433 "nand_src_addr_A=0x280000\0" \
434 "nand_src_addr_B=0x780000\0" \
435 "nand_args=run bootargs_defaults;" \
436 "mtdparts default;" \
437 "setenv ${partitionset_active} true;" \
438 "if test -n ${A}; then " \
439 "setenv nand_active_ubi_vol ${nand_active_ubi_vol_A};" \
440 "setenv nand_src_addr ${nand_src_addr_A};" \
442 "if test -n ${B}; then " \
443 "setenv nand_active_ubi_vol ${nand_active_ubi_vol_B};" \
444 "setenv nand_src_addr ${nand_src_addr_B};" \
446 "setenv nand_root ubi0:${nand_active_ubi_vol} rw " \
448 "setenv bootargs ${bootargs} " \
449 "root=${nand_root} noinitrd ${mtdparts} " \
450 "rootfstype=${nand_root_fs_type} ip=${ip_method} " \
451 "console=ttyMTD,mtdoops console=ttyO0,115200n8 mtdoops.mtddev" \
453 COMMON_ENV_DFU_ARGS \
454 "dfu_alt_info=" DFU_ALT_INFO_NAND_V1 "\0" \
455 COMMON_ENV_NAND_BOOT \
456 "nand read.i ${kloadaddr} ${nand_src_addr} " \
457 "${nand_img_size}; bootm ${kloadaddr}\0" \
460 #define CONFIG_ENV_SETTINGS_V1 \
461 COMMON_ENV_SETTINGS \
462 "net_args=run bootargs_defaults;" \
463 "mtdparts default;" \
464 "setenv bootfile ${project_dir}/kernel/uImage;" \
465 "setenv rootpath /home/projects/${project_dir}/rootfs;" \
466 "setenv bootargs ${bootargs} " \
467 "root=/dev/nfs ${mtdparts} " \
468 "nfsroot=${serverip}:${rootpath},${nfsopts} " \
469 "ip=${ipaddr}:${serverip}:" \
470 "${gatewayip}:${netmask}:${hostname}:eth0:off\0" \
471 "net_nfs=echo Booting from network ...; " \
473 "tftpboot ${kloadaddr} ${serverip}:${bootfile}; " \
474 "bootm ${kloadaddr}\0"
477 * Variant 2 partition layout
478 * chip-size = 256MiB or 512 MiB
479 *| name | size | address area |
480 *-------------------------------------------------------
481 *| spl | 128.000 KiB | 0x 0..0x 1ffff |
482 *| spl.backup1 | 128.000 KiB | 0x 20000..0x 3ffff |
483 *| spl.backup2 | 128.000 KiB | 0x 40000..0x 5ffff |
484 *| spl.backup3 | 128.000 KiB | 0x 60000..0x 7ffff |
485 *| u-boot | 1.875 MiB | 0x 80000..0x 25ffff |
486 *| uboot.env0 | 512.000 KiB | 0x 260000..0x 2Dffff |
487 *| uboot.env1 | 512.000 KiB | 0x 2E0000..0x 35ffff |
488 *| mtdoops | 512.000 KiB | 0x 360000..0x 3dffff |
489 *| (256) rootfs | 252.125 MiB | 0x 3E0000..0x fffffff |
490 *| (512) rootfs | 508.125 MiB | 0x 3E0000..0x1fffffff |
491 *-------------------------------------------------------
494 #define MTDPARTS_DEFAULT_V2 "mtdparts=" MTDIDS_NAME_STR ":" \
496 "128k(spl.backup1)," \
497 "128k(spl.backup2)," \
498 "128k(spl.backup3)," \
500 "512k(u-boot.env0)," \
501 "512k(u-boot.env1)," \
506 #define DFU_ALT_INFO_NAND_V2 \
508 "spl.backup1 part 0 2;" \
509 "spl.backup2 part 0 3;" \
510 "spl.backup3 part 0 4;" \
512 "u-boot.env0 part 0 6;" \
513 "u-boot.env1 part 0 7;" \
514 "rootfs partubi 0 9" \
516 #define CONFIG_ENV_SETTINGS_NAND_V2 \
517 "nand_active_ubi_vol=rootfs_a\0" \
518 "rootfs_name=rootfs\0" \
519 "kernel_name=uImage\0"\
520 "nand_root_fs_type=ubifs rootwait=1\0" \
521 "nand_args=run bootargs_defaults;" \
522 "mtdparts default;" \
523 "setenv ${partitionset_active} true;" \
524 "if test -n ${A}; then " \
525 "setenv nand_active_ubi_vol ${rootfs_name}_a;" \
527 "if test -n ${B}; then " \
528 "setenv nand_active_ubi_vol ${rootfs_name}_b;" \
530 "setenv nand_root ubi0:${nand_active_ubi_vol} rw " \
531 "ubi.mtd=rootfs,2048;" \
532 "setenv bootargs ${bootargs} " \
533 "root=${nand_root} noinitrd ${mtdparts} " \
534 "rootfstype=${nand_root_fs_type} ip=${ip_method} " \
535 "console=ttyMTD,mtdoops console=ttyO0,115200n8 mtdoops.mtddev" \
537 COMMON_ENV_DFU_ARGS \
538 "dfu_alt_info=" DFU_ALT_INFO_NAND_V2 "\0" \
539 COMMON_ENV_NAND_BOOT \
540 "ubi part rootfs 2048;" \
541 "ubifsmount ubi0:${nand_active_ubi_vol};" \
542 "ubifsload ${kloadaddr} boot/${kernel_name};" \
543 "ubifsload ${loadaddr} boot/${dtb_name}.dtb;" \
544 "bootm ${kloadaddr} - ${loadaddr}\0" \
545 "nand_boot_backup=ubifsload ${loadaddr} boot/am335x-draco.dtb;" \
546 "bootm ${kloadaddr} - ${loadaddr}\0" \
549 #define CONFIG_ENV_SETTINGS_V2 \
550 COMMON_ENV_SETTINGS \
551 "net_args=run bootargs_defaults;" \
552 "mtdparts default;" \
553 "setenv bootfile ${project_dir}/kernel/uImage;" \
554 "setenv bootdtb ${project_dir}/kernel/dtb;" \
555 "setenv rootpath /home/projects/${project_dir}/rootfs;" \
556 "setenv bootargs ${bootargs} " \
557 "root=/dev/nfs ${mtdparts} " \
558 "nfsroot=${serverip}:${rootpath},${nfsopts} " \
559 "ip=${ipaddr}:${serverip}:" \
560 "${gatewayip}:${netmask}:${hostname}:eth0:off\0" \
561 "net_nfs=echo Booting from network ...; " \
563 "tftpboot ${kloadaddr} ${serverip}:${bootfile}; " \
564 "tftpboot ${loadaddr} ${serverip}:${bootdtb}; " \
565 "bootm ${kloadaddr} - ${loadaddr}\0"
568 * Variant 3 partition layout
570 *| name | size | address area |
571 *-------------------------------------------------------
572 *| spl | 128.000 KiB | 0x 0..0x 1ffff |
573 *| spl.backup1 | 128.000 KiB | 0x 20000..0x 3ffff |
574 *| spl.backup2 | 128.000 KiB | 0x 40000..0x 5ffff |
575 *| spl.backup3 | 128.000 KiB | 0x 60000..0x 7ffff |
576 *| u-boot | 1.875 MiB | 0x 80000..0x 25ffff |
577 *| uboot.env0 | 512.000 KiB | 0x 260000..0x 2Dffff |
578 *| uboot.env1 | 512.000 KiB | 0x 2E0000..0x 35ffff |
579 *| rootfs | 300.000 MiB | 0x 360000..0x12f5ffff |
580 *| mtdoops | 512.000 KiB | 0x12f60000..0x12fdffff |
581 *|configuration | 104.125 MiB | 0x12fe0000..0x1fffffff |
582 *-------------------------------------------------------
585 #define MTDPARTS_DEFAULT_V3 "mtdparts=" MTDIDS_NAME_STR ":" \
587 "128k(spl.backup1)," \
588 "128k(spl.backup2)," \
589 "128k(spl.backup3)," \
591 "512k(u-boot.env0)," \
592 "512k(u-boot.env1)," \
598 #define CONFIG_NAND_OMAP_GPMC
599 #define CONFIG_NAND_OMAP_ELM
600 #define CONFIG_SYS_NAND_BASE (0x08000000) /* physical address */
601 /* to access nand at */
603 #define CONFIG_SYS_MAX_NAND_DEVICE 1 /* Max number of NAND
605 #if !defined(CONFIG_SPI_BOOT)
606 #undef CONFIG_ENV_IS_NOWHERE
607 #define CONFIG_ENV_IS_IN_NAND
608 #define CONFIG_ENV_OFFSET 0x260000 /* environment starts here */
609 #define CONFIG_SYS_ENV_SECT_SIZE (128 << 10) /* 128 KiB */
613 #define CONFIG_OMAP_GPIO
615 /* Gpio cmd support */
618 #define CONFIG_HW_WATCHDOG
620 /* Reboot after 60 sec if bootcmd fails */
621 #define CONFIG_RESET_TO_RETRY
622 #define CONFIG_BOOT_RETRY_TIME 60
624 #define CONFIG_BOOTCOUNT_LIMIT
625 #define CONFIG_BOOTCOUNT_ENV
627 /* Enable Device-Tree (FDT) support */
628 #define CONFIG_CMD_FDT
630 #endif /* ! __CONFIG_SIEMENS_AM33X_COMMON_H */