include/configs/siemens-am33x-common.h

   1 /*
   2  * siemens am33x common board options
   3  * (C) Copyright 2013 Siemens Schweiz AG
   4  * (C) Heiko Schocher, DENX Software Engineering, hs@denx.de.
   5  *
   6  * Based on:
   7  * U-Boot file:/include/configs/am335x_evm.h
   8  *
   9  * Copyright (C) 2011 Texas Instruments Incorporated - http://www.ti.com/
  10  *
  11  * SPDX-License-Identifier:     GPL-2.0+
  12  */
  13
  14 #ifndef __CONFIG_SIEMENS_AM33X_COMMON_H
  15 #define __CONFIG_SIEMENS_AM33X_COMMON_H
  16
  17 #include <asm/arch/omap.h>
  18
  19 #define CONFIG_DMA_COHERENT
  20 #define CONFIG_DMA_COHERENT_SIZE        (1 << 20)
  21
  22 #define CONFIG_ENV_SIZE                 (0x2000)
  23 #define CONFIG_SYS_MALLOC_LEN           (16 * 1024 * 1024)
  24 #define CONFIG_SYS_LONGHELP             /* undef to save memory */
  25 #ifdef CONFIG_SIEMENS_MACH_TYPE
  26 #define CONFIG_MACH_TYPE                CONFIG_SIEMENS_MACH_TYPE
  27 #endif
  28
  29 #define CONFIG_CMDLINE_TAG              /* enable passing of ATAGs */
  30 #define CONFIG_SETUP_MEMORY_TAGS
  31 #define CONFIG_INITRD_TAG
  32
  33 /* commands to include */
  34
  35 #define CONFIG_ENV_VARS_UBOOT_CONFIG
  36 #ifndef CONFIG_SPL_BUILD
  37 #define CONFIG_ROOTPATH         "/opt/eldk"
  38 #endif
  39
  40 #define CONFIG_ENV_OVERWRITE            1
  41
  42 #define CONFIG_SYS_LONGHELP
  43 #define CONFIG_CMDLINE_EDITING
  44 #define CONFIG_AUTO_COMPLETE
  45 #define CONFIG_SYS_AUTOLOAD     "yes"
  46
  47 /* Clock Defines */
  48 #define V_OSCK                          24000000  /* Clock output from T2 */
  49 #define V_SCLK                          (V_OSCK)
  50
  51 /* We set the max number of command args high to avoid HUSH bugs. */
  52 #define CONFIG_SYS_MAXARGS              32
  53
  54 /* Console I/O Buffer Size */
  55 #define CONFIG_SYS_CBSIZE               1024
  56
  57 /* Print Buffer Size */
  58 #define CONFIG_SYS_PBSIZE               (CONFIG_SYS_CBSIZE \
  59                                         + sizeof(CONFIG_SYS_PROMPT) + 16)
  60
  61 /* Boot Argument Buffer Size */
  62 #define CONFIG_SYS_BARGSIZE             CONFIG_SYS_CBSIZE
  63
  64 /*
  65  * memtest works on 8 MB in DRAM after skipping 32MB from
  66  * start addr of ram disk
  67  */
  68 #define CONFIG_SYS_MEMTEST_START        (PHYS_DRAM_1 + (64 * 1024 * 1024))
  69 #define CONFIG_SYS_MEMTEST_END          (CONFIG_SYS_MEMTEST_START \
  70                                         + (8 * 1024 * 1024))
  71
  72 #define CONFIG_SYS_LOAD_ADDR            0x81000000 /* Default load address */
  73
  74 #define CONFIG_SPI
  75 #define CONFIG_OMAP3_SPI
  76 #define CONFIG_MTD_DEVICE
  77 #define CONFIG_SF_DEFAULT_SPEED         (75000000)
  78
  79  /* Physical Memory Map */
  80 #define CONFIG_NR_DRAM_BANKS            1               /*  1 bank of DRAM */
  81 #define PHYS_DRAM_1                     0x80000000      /* DRAM Bank #1 */
  82
  83 #define CONFIG_SYS_SDRAM_BASE           PHYS_DRAM_1
  84 #define CONFIG_SYS_INIT_SP_ADDR         (NON_SECURE_SRAM_END - \
  85                                                 GENERATED_GBL_DATA_SIZE)
  86  /* Platform/Board specific defs */
  87 #define CONFIG_SYS_TIMERBASE            0x48040000      /* Use Timer2 */
  88 #define CONFIG_SYS_PTV                  2       /* Divisor: 2^(PTV+1) => 8 */
  89
  90 /* NS16550 Configuration */
  91 #ifdef CONFIG_SPL_BUILD
  92 #define CONFIG_SYS_NS16550_SERIAL
  93 #define CONFIG_SYS_NS16550_REG_SIZE     (-4)
  94 #endif
  95 #define CONFIG_SYS_NS16550_CLK          (48000000)
  96 #define CONFIG_SYS_NS16550_COM1         0x44e09000
  97 #define CONFIG_SYS_NS16550_COM4         0x481a6000
  98
  99 #define CONFIG_SERIAL1                  1
 100 #define CONFIG_CONS_INDEX               1
 101
 102 /* I2C Configuration */
 103 #define CONFIG_I2C
 104 #define CONFIG_SYS_I2C
 105 #define CONFIG_SYS_OMAP24_I2C_SPEED     100000
 106 #define CONFIG_SYS_OMAP24_I2C_SLAVE     1
 107
 108 /* Defines for SPL */
 109 #define CONFIG_SPL_FRAMEWORK
 110 #define CONFIG_SPL_TEXT_BASE            0x402F0400
 111 #define CONFIG_SPL_MAX_SIZE             (SRAM_SCRATCH_SPACE_ADDR - \
 112                                          CONFIG_SPL_TEXT_BASE)
 113
 114 #define CONFIG_SPL_BSS_START_ADDR       0x80000000
 115 #define CONFIG_SPL_BSS_MAX_SIZE         0x80000         /* 512 KB */
 116
 117 #define CONFIG_SYS_MMCSD_FS_BOOT_PARTITION      1
 118 #define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME "u-boot.img"
 119
 120 #define CONFIG_SPL_SPI_LOAD
 121 #define CONFIG_SYS_SPI_U_BOOT_OFFS      0x20000
 122
 123 #define CONFIG_SPL_LDSCRIPT             "arch/arm/mach-omap2/u-boot-spl.lds"
 124
 125 #define CONFIG_SPL_NAND_AM33XX_BCH
 126 #define CONFIG_SPL_NAND_BASE
 127 #define CONFIG_SPL_NAND_DRIVERS
 128 #define CONFIG_SPL_NAND_ECC
 129 #define CONFIG_SYS_NAND_ONFI_DETECTION
 130 #define CONFIG_SYS_NAND_5_ADDR_CYCLE
 131 #define CONFIG_SYS_NAND_PAGE_COUNT      (CONFIG_SYS_NAND_BLOCK_SIZE / \
 132                                          CONFIG_SYS_NAND_PAGE_SIZE)
 133 #define CONFIG_SYS_NAND_PAGE_SIZE       2048
 134 #define CONFIG_SYS_NAND_OOBSIZE         64
 135 #define CONFIG_SYS_NAND_BLOCK_SIZE      (128*1024)
 136 #define CONFIG_SYS_NAND_BAD_BLOCK_POS   NAND_LARGE_BADBLOCK_POS
 137 #define CONFIG_SYS_NAND_ECCPOS          { 2, 3, 4, 5, 6, 7, 8, 9, \
 138                                          10, 11, 12, 13, 14, 15, 16, 17, \
 139                                          18, 19, 20, 21, 22, 23, 24, 25, \
 140                                          26, 27, 28, 29, 30, 31, 32, 33, \
 141                                          34, 35, 36, 37, 38, 39, 40, 41, \
 142                                          42, 43, 44, 45, 46, 47, 48, 49, \
 143                                          50, 51, 52, 53, 54, 55, 56, 57, }
 144
 145 #define CONFIG_SYS_NAND_ECCSIZE         512
 146 #define CONFIG_SYS_NAND_ECCBYTES        14
 147 #define CONFIG_NAND_OMAP_ECCSCHEME      OMAP_ECC_BCH8_CODE_HW
 148
 149 #define CONFIG_SYS_NAND_ECCSTEPS        4
 150 #define CONFIG_SYS_NAND_ECCTOTAL        (CONFIG_SYS_NAND_ECCBYTES * \
 151                                                 CONFIG_SYS_NAND_ECCSTEPS)
 152
 153 #define CONFIG_SYS_NAND_U_BOOT_START    CONFIG_SYS_TEXT_BASE
 154
 155 #define CONFIG_SYS_NAND_U_BOOT_OFFS     0x80000
 156
 157 /*
 158  * 1MB into the SDRAM to allow for SPL's bss at the beginning of SDRAM
 159  * 64 bytes before this address should be set aside for u-boot.img's
 160  * header. That is 0x800FFFC0--0x80100000 should not be used for any
 161  * other needs.
 162  */
 163 #define CONFIG_SYS_TEXT_BASE            0x80100000
 164 #define CONFIG_SYS_SPL_MALLOC_START     0x80208000
 165 #define CONFIG_SYS_SPL_MALLOC_SIZE      0x100000
 166
 167 /*
 168  * Since SPL did pll and ddr initialization for us,
 169  * we don't need to do it twice.
 170  */
 171 #ifndef CONFIG_SPL_BUILD
 172 #define CONFIG_SKIP_LOWLEVEL_INIT
 173 #endif
 174
 175 #ifndef CONFIG_SPL_BUILD
 176 /*
 177  * USB configuration
 178  */
 179 #define CONFIG_USB_MUSB_DSPS
 180 #define CONFIG_USB_MUSB_PIO_ONLY
 181 #define CONFIG_USB_MUSB_DISABLE_BULK_COMBINE_SPLIT
 182 #undef CONFIG_USB_GADGET_DUALSPEED
 183
 184 #define CONFIG_AM335X_USB0
 185 #define CONFIG_AM335X_USB0_MODE MUSB_PERIPHERAL
 186 #define CONFIG_AM335X_USB1
 187 #define CONFIG_AM335X_USB1_MODE MUSB_HOST
 188
 189 #ifdef CONFIG_USB_MUSB_GADGET
 190 #define CONFIG_USB_ETHER
 191 #define CONFIG_USB_ETH_RNDIS
 192 #define CONFIG_USBNET_HOST_ADDR "de:ad:be:af:00:00"
 193 #endif /* CONFIG_USB_MUSB_GADGET */
 194
 195 /* USB DRACO ID as default */
 196 #define CONFIG_USBD_HS
 197
 198 /* USB Device Firmware Update support */
 199 #define CONFIG_SYS_DFU_DATA_BUF_SIZE    (1 << 20)
 200 #define DFU_MANIFEST_POLL_TIMEOUT       25000
 201
 202 #endif /* CONFIG_SPL_BUILD */
 203
 204 /*
 205  * Default to using SPI for environment, etc.  We have multiple copies
 206  * of SPL as the ROM will check these locations.
 207  * 0x0 - 0x20000 : First copy of SPL
 208  * 0x20000 - 0x40000 : Second copy of SPL
 209  * 0x40000 - 0x60000 : Third copy of SPL
 210  * 0x60000 - 0x80000 : Fourth copy of SPL
 211  * 0x80000 - 0xDF000 : U-Boot
 212  * 0xDF000 - 0xE0000 : U-Boot Environment
 213  * 0xE0000 - 0x442000 : Linux Kernel
 214  * 0x442000 - 0x800000 : Userland
 215  */
 216 #if defined(CONFIG_SPI_BOOT)
 217 # define CONFIG_ENV_SPI_MAX_HZ          CONFIG_SF_DEFAULT_SPEED
 218 # define CONFIG_ENV_OFFSET              (892 << 10) /* 892 KiB in */
 219 # define CONFIG_ENV_SECT_SIZE           (4 << 10) /* 4 KB sectors */
 220 #endif /* SPI support */
 221
 222 #define CONFIG_DRIVER_TI_CPSW
 223 #define CONFIG_MII
 224 #define CONFIG_BOOTP_DEFAULT
 225 #define CONFIG_BOOTP_DNS
 226 #define CONFIG_BOOTP_DNS2
 227 #define CONFIG_BOOTP_SEND_HOSTNAME
 228 #define CONFIG_BOOTP_GATEWAY
 229 #define CONFIG_BOOTP_SUBNETMASK
 230 #define CONFIG_NET_RETRY_COUNT         10
 231
 232 #define CONFIG_NAND
 233 /* NAND support */
 234 #ifdef CONFIG_NAND
 235 /* UBI Support */
 236 #ifndef CONFIG_SPL_BUILD
 237 #define CONFIG_MTD_PARTITIONS
 238 #define CONFIG_MTD_DEVICE
 239 #endif
 240
 241 /* Commen environment */
 242 #define CONFIG_PREBOOT
 243 #define COMMON_ENV_DFU_ARGS     "dfu_args=run bootargs_defaults;" \
 244                                 "setenv bootargs ${bootargs};" \
 245                                 "mtdparts default;" \
 246                                 "draco_led 1;" \
 247                                 "dfu 0 nand 0;" \
 248                                 "draco_led 0;\0" \
 249
 250 #define COMMON_ENV_NAND_BOOT \
 251                 "nand_boot=echo Booting from nand; " \
 252                 "if test ${upgrade_available} -eq 1; then " \
 253                         "if test ${bootcount} -gt ${bootlimit}; " \
 254                                 "then " \
 255                                 "setenv upgrade_available 0;" \
 256                                 "setenv ${partitionset_active} true;" \
 257                                 "if test -n ${A}; then " \
 258                                         "setenv partitionset_active B; " \
 259                                         "env delete A; " \
 260                                 "fi;" \
 261                                 "if test -n ${B}; then " \
 262                                         "setenv partitionset_active A; " \
 263                                         "env delete B; " \
 264                                 "fi;" \
 265                                 "saveenv; " \
 266                         "fi;" \
 267                 "fi;" \
 268                 "echo set ${partitionset_active}...;" \
 269                 "run nand_args; "
 270
 271 #define COMMON_ENV_NAND_CMDS    "flash_self=run nand_boot\0" \
 272                                 "flash_self_test=setenv testargs test; " \
 273                                         "run nand_boot\0" \
 274                                 "dfu_start=echo Preparing for dfu mode ...; " \
 275                                 "run dfu_args; \0"
 276
 277 #define COMMON_ENV_SETTINGS \
 278         "verify=no \0" \
 279         "project_dir=targetdir\0" \
 280         "upgrade_available=0\0" \
 281         "altbootcmd=run bootcmd\0" \
 282         "bootlimit=3\0" \
 283         "partitionset_active=A\0" \
 284         "loadaddr=0x82000000\0" \
 285         "kloadaddr=0x81000000\0" \
 286         "script_addr=0x81900000\0" \
 287         "console=console=ttyMTD,mtdoops console=ttyO0,115200n8 panic=5\0" \
 288         "nfsopts=nolock rw\0" \
 289         "ip_method=none\0" \
 290         "bootenv=uEnv.txt\0" \
 291         "bootargs_defaults=setenv bootargs " \
 292                 "console=${console} " \
 293                 "${testargs} " \
 294                 "${optargs}\0" \
 295         "siemens_help=echo; "\
 296                 "echo Type 'run flash_self' to use kernel and root " \
 297                 "filesystem on memory; echo Type 'run flash_self_test' to " \
 298                 "use kernel and root filesystem on memory, boot in test " \
 299                 "mode; echo Not ready yet: 'run flash_nfs' to use kernel " \
 300                 "from memory and root filesystem over NFS; echo Type " \
 301                 "'run net_nfs' to get Kernel over TFTP and mount root " \
 302                 "filesystem over NFS; " \
 303                 "echo Set partitionset_active variable to 'A' " \
 304                 "or 'B' to select kernel and rootfs partition; " \
 305                 "echo" \
 306                 "\0"
 307
 308 /*
 309  * Variant 1 partition layout
 310  * chip-size = 256MiB
 311  *|         name |        size |           address area |
 312  *-------------------------------------------------------
 313  *|          spl | 128.000 KiB | 0x       0..0x   1ffff |
 314  *|  spl.backup1 | 128.000 KiB | 0x   20000..0x   3ffff |
 315  *|  spl.backup2 | 128.000 KiB | 0x   40000..0x   5ffff |
 316  *|  spl.backup3 | 128.000 KiB | 0x   60000..0x   7ffff |
 317  *|       u-boot |   1.875 MiB | 0x   80000..0x  25ffff |
 318  *|    uboot.env | 128.000 KiB | 0x  260000..0x  27ffff |
 319  *|     kernel_a |   5.000 MiB | 0x  280000..0x  77ffff |
 320  *|     kernel_b |   5.000 MiB | 0x  780000..0x  c7ffff |
 321  *|      mtdoops |   8.000 MiB | 0x  c80000..0x 147ffff |
 322  *|       rootfs | 235.500 MiB | 0x 1480000..0x fffffff |
 323  *-------------------------------------------------------
 324  */
 325 #define MTDIDS_NAME_STR         "omap2-nand.0"
 326 #define MTDIDS_DEFAULT          "nand0=" MTDIDS_NAME_STR
 327 #define MTDPARTS_DEFAULT_V1     "mtdparts=" MTDIDS_NAME_STR ":" \
 328                                         "128k(spl),"            \
 329                                         "128k(spl.backup1),"    \
 330                                         "128k(spl.backup2),"    \
 331                                         "128k(spl.backup3),"    \
 332                                         "1920k(u-boot),"        \
 333                                         "128k(uboot.env),"      \
 334                                         "5120k(kernel_a),"      \
 335                                         "5120k(kernel_b),"      \
 336                                         "8192k(mtdoops),"       \
 337                                         "-(rootfs)"
 338
 339 #define DFU_ALT_INFO_NAND_V1 \
 340         "spl part 0 1;" \
 341         "spl.backup1 part 0 2;" \
 342         "spl.backup2 part 0 3;" \
 343         "spl.backup3 part 0 4;" \
 344         "u-boot part 0 5;" \
 345         "u-boot.env part 0 6;" \
 346         "kernel_a part 0 7;" \
 347         "kernel_b part 0 8;" \
 348         "rootfs partubi 0 10"
 349
 350 #define CONFIG_ENV_SETTINGS_NAND_V1 \
 351         "nand_active_ubi_vol=rootfs_a\0" \
 352         "nand_active_ubi_vol_A=rootfs_a\0" \
 353         "nand_active_ubi_vol_B=rootfs_b\0" \
 354         "nand_root_fs_type=ubifs rootwait=1\0" \
 355         "nand_src_addr=0x280000\0" \
 356         "nand_src_addr_A=0x280000\0" \
 357         "nand_src_addr_B=0x780000\0" \
 358         "nand_args=run bootargs_defaults;" \
 359                 "mtdparts default;" \
 360                 "setenv ${partitionset_active} true;" \
 361                 "if test -n ${A}; then " \
 362                         "setenv nand_active_ubi_vol ${nand_active_ubi_vol_A};" \
 363                         "setenv nand_src_addr ${nand_src_addr_A};" \
 364                 "fi;" \
 365                 "if test -n ${B}; then " \
 366                         "setenv nand_active_ubi_vol ${nand_active_ubi_vol_B};" \
 367                         "setenv nand_src_addr ${nand_src_addr_B};" \
 368                 "fi;" \
 369                 "setenv nand_root ubi0:${nand_active_ubi_vol} rw " \
 370                 "ubi.mtd=9,${ubi_off};" \
 371                 "setenv bootargs ${bootargs} " \
 372                 "root=${nand_root} noinitrd ${mtdparts} " \
 373                 "rootfstype=${nand_root_fs_type} ip=${ip_method} " \
 374                 "console=ttyMTD,mtdoops console=ttyO0,115200n8 mtdoops.mtddev" \
 375                 "=mtdoops\0" \
 376         COMMON_ENV_DFU_ARGS \
 377                 "dfu_alt_info=" DFU_ALT_INFO_NAND_V1 "\0" \
 378         COMMON_ENV_NAND_BOOT \
 379                 "nand read.i ${kloadaddr} ${nand_src_addr} " \
 380                 "${nand_img_size}; bootm ${kloadaddr}\0" \
 381         COMMON_ENV_NAND_CMDS
 382
 383 #define CONFIG_ENV_SETTINGS_V1 \
 384                 COMMON_ENV_SETTINGS \
 385         "net_args=run bootargs_defaults;" \
 386                 "mtdparts default;" \
 387                 "setenv bootfile ${project_dir}/kernel/uImage;" \
 388                 "setenv rootpath /home/projects/${project_dir}/rootfs;" \
 389                 "setenv bootargs ${bootargs} " \
 390                 "root=/dev/nfs ${mtdparts} " \
 391                 "nfsroot=${serverip}:${rootpath},${nfsopts} " \
 392                 "ip=${ipaddr}:${serverip}:" \
 393                 "${gatewayip}:${netmask}:${hostname}:eth0:off\0" \
 394         "net_nfs=echo Booting from network ...; " \
 395                 "run net_args; " \
 396                 "tftpboot ${kloadaddr} ${serverip}:${bootfile}; " \
 397                 "bootm ${kloadaddr}\0"
 398
 399 /*
 400  * Variant 2 partition layout
 401  * chip-size = 256MiB or 512 MiB
 402  *|         name |        size |           address area |
 403  *-------------------------------------------------------
 404  *|          spl | 128.000 KiB | 0x       0..0x   1ffff |
 405  *|  spl.backup1 | 128.000 KiB | 0x   20000..0x   3ffff |
 406  *|  spl.backup2 | 128.000 KiB | 0x   40000..0x   5ffff |
 407  *|  spl.backup3 | 128.000 KiB | 0x   60000..0x   7ffff |
 408  *|       u-boot |   1.875 MiB | 0x   80000..0x  25ffff |
 409  *|   uboot.env0 | 512.000 KiB | 0x  260000..0x  2Dffff |
 410  *|   uboot.env1 | 512.000 KiB | 0x  2E0000..0x  35ffff |
 411  *|      mtdoops | 512.000 KiB | 0x  360000..0x  3dffff |
 412  *| (256) rootfs | 252.125 MiB | 0x  3E0000..0x fffffff |
 413  *| (512) rootfs | 508.125 MiB | 0x  3E0000..0x1fffffff |
 414  *-------------------------------------------------------
 415  */
 416
 417 #define MTDPARTS_DEFAULT_V2     "mtdparts=" MTDIDS_NAME_STR ":" \
 418                                         "128k(spl)," \
 419                                         "128k(spl.backup1)," \
 420                                         "128k(spl.backup2)," \
 421                                         "128k(spl.backup3)," \
 422                                         "1920k(u-boot)," \
 423                                         "512k(u-boot.env0)," \
 424                                         "512k(u-boot.env1)," \
 425                                         "512k(mtdoops)," \
 426                                         "-(rootfs)"
 427
 428 #define DFU_ALT_INFO_NAND_V2 \
 429         "spl part 0 1;" \
 430         "spl.backup1 part 0 2;" \
 431         "spl.backup2 part 0 3;" \
 432         "spl.backup3 part 0 4;" \
 433         "u-boot part 0 5;" \
 434         "u-boot.env0 part 0 6;" \
 435         "u-boot.env1 part 0 7;" \
 436         "rootfs partubi 0 9" \
 437
 438 #define CONFIG_ENV_SETTINGS_NAND_V2 \
 439         "nand_active_ubi_vol=rootfs_a\0" \
 440         "rootfs_name=rootfs\0" \
 441         "kernel_name=uImage\0"\
 442         "nand_root_fs_type=ubifs rootwait=1\0" \
 443         "nand_args=run bootargs_defaults;" \
 444                 "mtdparts default;" \
 445                 "setenv ${partitionset_active} true;" \
 446                 "if test -n ${A}; then " \
 447                         "setenv nand_active_ubi_vol ${rootfs_name}_a;" \
 448                 "fi;" \
 449                 "if test -n ${B}; then " \
 450                         "setenv nand_active_ubi_vol ${rootfs_name}_b;" \
 451                 "fi;" \
 452                 "setenv nand_root ubi0:${nand_active_ubi_vol} rw " \
 453                 "ubi.mtd=rootfs,2048;" \
 454                 "setenv bootargs ${bootargs} " \
 455                 "root=${nand_root} noinitrd ${mtdparts} " \
 456                 "rootfstype=${nand_root_fs_type} ip=${ip_method} " \
 457                 "console=ttyMTD,mtdoops console=ttyO0,115200n8 mtdoops.mtddev" \
 458                 "=mtdoops\0" \
 459         COMMON_ENV_DFU_ARGS \
 460                 "dfu_alt_info=" DFU_ALT_INFO_NAND_V2 "\0" \
 461         COMMON_ENV_NAND_BOOT \
 462                 "ubi part rootfs ${ubi_off};" \
 463                 "ubifsmount ubi0:${nand_active_ubi_vol};" \
 464                 "ubifsload ${kloadaddr} boot/${kernel_name};" \
 465                 "ubifsload ${loadaddr} boot/${dtb_name}.dtb;" \
 466                 "bootm ${kloadaddr} - ${loadaddr}\0" \
 467         "nand_boot_backup=ubifsload ${loadaddr} boot/am335x-draco.dtb;" \
 468                 "bootm ${kloadaddr} - ${loadaddr}\0" \
 469         COMMON_ENV_NAND_CMDS
 470
 471 #define CONFIG_ENV_SETTINGS_V2 \
 472                 COMMON_ENV_SETTINGS \
 473         "net_args=run bootargs_defaults;" \
 474                 "mtdparts default;" \
 475                 "setenv bootfile ${project_dir}/kernel/uImage;" \
 476                 "setenv bootdtb ${project_dir}/kernel/dtb;" \
 477                 "setenv rootpath /home/projects/${project_dir}/rootfs;" \
 478                 "setenv bootargs ${bootargs} " \
 479                 "root=/dev/nfs ${mtdparts} " \
 480                 "nfsroot=${serverip}:${rootpath},${nfsopts} " \
 481                 "ip=${ipaddr}:${serverip}:" \
 482                 "${gatewayip}:${netmask}:${hostname}:eth0:off\0" \
 483         "net_nfs=echo Booting from network ...; " \
 484                 "run net_args; " \
 485                 "tftpboot ${kloadaddr} ${serverip}:${bootfile}; " \
 486                 "tftpboot ${loadaddr} ${serverip}:${bootdtb}; " \
 487                 "bootm ${kloadaddr} - ${loadaddr}\0"
 488
 489 /*
 490  * Variant 3 partition layout
 491  * chip-size = 512MiB
 492  *|         name |        size |           address area |
 493  *-------------------------------------------------------
 494  *|          spl | 128.000 KiB | 0x       0..0x   1ffff |
 495  *|  spl.backup1 | 128.000 KiB | 0x   20000..0x   3ffff |
 496  *|  spl.backup2 | 128.000 KiB | 0x   40000..0x   5ffff |
 497  *|  spl.backup3 | 128.000 KiB | 0x   60000..0x   7ffff |
 498  *|       u-boot |   1.875 MiB | 0x   80000..0x  25ffff |
 499  *|   uboot.env0 | 512.000 KiB | 0x  260000..0x  2Dffff |
 500  *|   uboot.env1 | 512.000 KiB | 0x  2E0000..0x  35ffff |
 501  *|       rootfs | 300.000 MiB | 0x  360000..0x12f5ffff |
 502  *|      mtdoops | 512.000 KiB | 0x12f60000..0x12fdffff |
 503  *|configuration | 104.125 MiB | 0x12fe0000..0x1fffffff |
 504  *-------------------------------------------------------
 505  */
 506
 507 #define MTDPARTS_DEFAULT_V3     "mtdparts=" MTDIDS_NAME_STR ":" \
 508                                         "128k(spl),"            \
 509                                         "128k(spl.backup1),"    \
 510                                         "128k(spl.backup2),"    \
 511                                         "128k(spl.backup3),"    \
 512                                         "1920k(u-boot),"        \
 513                                         "512k(u-boot.env0),"    \
 514                                         "512k(u-boot.env1),"    \
 515                                         "300m(rootfs),"         \
 516                                         "512k(mtdoops),"        \
 517                                         "-(configuration)"
 518
 519 #define CONFIG_NAND_OMAP_GPMC
 520 #define CONFIG_NAND_OMAP_ELM
 521 #define CONFIG_SYS_NAND_BASE            (0x08000000)    /* physical address */
 522                                                         /* to access nand at */
 523                                                         /* CS0 */
 524 #define CONFIG_SYS_MAX_NAND_DEVICE      1               /* Max number of NAND
 525                                                            devices */
 526 #if !defined(CONFIG_SPI_BOOT)
 527 #define CONFIG_ENV_OFFSET               0x260000 /* environment starts here */
 528 #define CONFIG_SYS_ENV_SECT_SIZE        (128 << 10)     /* 128 KiB */
 529 #endif
 530 #endif
 531
 532 /* Reboot after 60 sec if bootcmd fails */
 533 #define CONFIG_RESET_TO_RETRY
 534 #define CONFIG_BOOT_RETRY_TIME 60
 535
 536 #define CONFIG_BOOTCOUNT_LIMIT
 537 #define CONFIG_BOOTCOUNT_ENV
 538
 539 #endif  /* ! __CONFIG_SIEMENS_AM33X_COMMON_H */