include/configs/am335x_evm.h

   1 /*
   2  * am335x_evm.h
   3  *
   4  * Copyright (C) 2011 Texas Instruments Incorporated - http://www.ti.com/
   5  *
   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.
   9  *
  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.
  14  */
  15
  16 #ifndef __CONFIG_AM335X_EVM_H
  17 #define __CONFIG_AM335X_EVM_H
  18
  19 #define CONFIG_AM33XX
  20 #define CONFIG_OMAP
  21
  22 #include <asm/arch/omap.h>
  23
  24 #define CONFIG_DMA_COHERENT
  25 #define CONFIG_DMA_COHERENT_SIZE        (1 << 20)
  26
  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
  36
  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
  42
  43 #define CONFIG_SYS_CACHELINE_SIZE       64
  44
  45 /* commands to include */
  46 #include <config_cmd_default.h>
  47
  48 #define CONFIG_CMD_ASKENV
  49 #define CONFIG_VERSION_VARIABLE
  50
  51 /* set to negative value for no autoboot */
  52 #define CONFIG_BOOTDELAY                1
  53 #define CONFIG_ENV_VARS_UBOOT_CONFIG
  54 #define CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG
  55 #ifndef CONFIG_SPL_BUILD
  56 #define CONFIG_EXTRA_ENV_SETTINGS \
  57         "loadaddr=0x80200000\0" \
  58         "fdtaddr=0x80F80000\0" \
  59         "fdt_high=0xffffffff\0" \
  60         "rdaddr=0x81000000\0" \
  61         "bootdir=/boot\0" \
  62         "bootfile=uImage\0" \
  63         "fdtfile=undefined\0" \
  64         "console=ttyO0,115200n8\0" \
  65         "optargs=\0" \
  66         "mtdids=" MTDIDS_DEFAULT "\0" \
  67         "mtdparts=" MTDPARTS_DEFAULT "\0" \
  68         "dfu_alt_info_mmc=" DFU_ALT_INFO_MMC "\0" \
  69         "dfu_alt_info_emmc=rawemmc mmc 0 3751936\0" \
  70         "dfu_alt_info_nand=" DFU_ALT_INFO_NAND "\0" \
  71         "mmcdev=0\0" \
  72         "mmcroot=/dev/mmcblk0p2 ro\0" \
  73         "mmcrootfstype=ext4 rootwait\0" \
  74         "bootpart=0:2\0" \
  75         "nandroot=ubi0:rootfs rw ubi.mtd=7,2048\0" \
  76         "nandrootfstype=ubifs rootwait=1\0" \
  77         "nandsrcaddr=0x280000\0" \
  78         "nandimgsize=0x500000\0" \
  79         "rootpath=/export/rootfs\0" \
  80         "nfsopts=nolock\0" \
  81         "static_ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}:${hostname}" \
  82                 "::off\0" \
  83         "ramroot=/dev/ram0 rw ramdisk_size=65536 initrd=${rdaddr},64M\0" \
  84         "ramrootfstype=ext2\0" \
  85         "mmcargs=setenv bootargs console=${console} " \
  86                 "${optargs} " \
  87                 "root=${mmcroot} " \
  88                 "rootfstype=${mmcrootfstype}\0" \
  89         "nandargs=setenv bootargs console=${console} " \
  90                 "${optargs} " \
  91                 "root=${nandroot} " \
  92                 "rootfstype=${nandrootfstype}\0" \
  93         "spiroot=/dev/mtdblock4 rw\0" \
  94         "spirootfstype=jffs2\0" \
  95         "spisrcaddr=0xe0000\0" \
  96         "spiimgsize=0x362000\0" \
  97         "spibusno=0\0" \
  98         "spiargs=setenv bootargs console=${console} " \
  99                 "${optargs} " \
 100                 "root=${spiroot} " \
 101                 "rootfstype=${spirootfstype}\0" \
 102         "netargs=setenv bootargs console=${console} " \
 103                 "${optargs} " \
 104                 "root=/dev/nfs " \
 105                 "nfsroot=${serverip}:${rootpath},${nfsopts} rw " \
 106                 "ip=dhcp\0" \
 107         "bootenv=uEnv.txt\0" \
 108         "loadbootenv=load mmc ${mmcdev} ${loadaddr} ${bootenv}\0" \
 109         "importbootenv=echo Importing environment from mmc ...; " \
 110                 "env import -t $loadaddr $filesize\0" \
 111         "ramargs=setenv bootargs console=${console} " \
 112                 "${optargs} " \
 113                 "root=${ramroot} " \
 114                 "rootfstype=${ramrootfstype}\0" \
 115         "loadramdisk=load mmc ${mmcdev} ${rdaddr} ramdisk.gz\0" \
 116         "loaduimage=load mmc ${bootpart} ${loadaddr} ${bootdir}/${bootfile}\0" \
 117         "loadfdt=load mmc ${bootpart} ${fdtaddr} ${bootdir}/${fdtfile}\0" \
 118         "mmcboot=echo Booting from mmc ...; " \
 119                 "run mmcargs; " \
 120                 "bootm ${loadaddr} - ${fdtaddr}\0" \
 121         "nandboot=echo Booting from nand ...; " \
 122                 "run nandargs; " \
 123                 "nand read ${loadaddr} ${nandsrcaddr} ${nandimgsize}; " \
 124                 "bootm ${loadaddr}\0" \
 125         "spiboot=echo Booting from spi ...; " \
 126                 "run spiargs; " \
 127                 "sf probe ${spibusno}:0; " \
 128                 "sf read ${loadaddr} ${spisrcaddr} ${spiimgsize}; " \
 129                 "bootm ${loadaddr}\0" \
 130         "netboot=echo Booting from network ...; " \
 131                 "setenv autoload no; " \
 132                 "dhcp; " \
 133                 "tftp ${loadaddr} ${bootfile}; " \
 134                 "tftp ${fdtaddr} ${fdtfile}; " \
 135                 "run netargs; " \
 136                 "bootm ${loadaddr} - ${fdtaddr}\0" \
 137         "ramboot=echo Booting from ramdisk ...; " \
 138                 "run ramargs; " \
 139                 "bootm ${loadaddr} ${rdaddr} ${fdtaddr}\0" \
 140         "findfdt="\
 141                 "if test $board_name = A335BONE; then " \
 142                         "setenv fdtfile am335x-bone.dtb; fi; " \
 143                 "if test $board_name = A335BNLT; then " \
 144                         "setenv fdtfile am335x-boneblack.dtb; fi; " \
 145                 "if test $board_name = A33515BB; then " \
 146                         "setenv fdtfile am335x-evm.dtb; fi; " \
 147                 "if test $board_name = A335X_SK; then " \
 148                         "setenv fdtfile am335x-evmsk.dtb; fi; " \
 149                 "if test $fdtfile = undefined; then " \
 150                         "echo WARNING: Could not determine device tree to use; fi; \0"
 151 #endif
 152
 153 #define CONFIG_BOOTCOMMAND \
 154         "run findfdt; " \
 155         "mmc dev ${mmcdev}; if mmc rescan; then " \
 156                 "echo SD/MMC found on device ${mmcdev};" \
 157                 "if run loadbootenv; then " \
 158                         "echo Loaded environment from ${bootenv};" \
 159                         "run importbootenv;" \
 160                 "fi;" \
 161                 "if test -n $uenvcmd; then " \
 162                         "echo Running uenvcmd ...;" \
 163                         "run uenvcmd;" \
 164                 "fi;" \
 165                 "if run loaduimage; then " \
 166                         "run loadfdt;" \
 167                         "run mmcboot;" \
 168                 "fi;" \
 169         "else " \
 170                 "run nandboot;" \
 171         "fi;" \
 172
 173 /* Clock Defines */
 174 #define V_OSCK                          24000000  /* Clock output from T2 */
 175 #define V_SCLK                          (V_OSCK)
 176
 177 #define CONFIG_CMD_ECHO
 178
 179 /* We set the max number of command args high to avoid HUSH bugs. */
 180 #define CONFIG_SYS_MAXARGS              64
 181
 182 /* Console I/O Buffer Size */
 183 #define CONFIG_SYS_CBSIZE               512
 184
 185 /* Print Buffer Size */
 186 #define CONFIG_SYS_PBSIZE               (CONFIG_SYS_CBSIZE \
 187                                         + sizeof(CONFIG_SYS_PROMPT) + 16)
 188
 189 /* Boot Argument Buffer Size */
 190 #define CONFIG_SYS_BARGSIZE             CONFIG_SYS_CBSIZE
 191
 192 /*
 193  * memtest works on 8 MB in DRAM after skipping 32MB from
 194  * start addr of ram disk
 195  */
 196 #define CONFIG_SYS_MEMTEST_START        (PHYS_DRAM_1 + (64 * 1024 * 1024))
 197 #define CONFIG_SYS_MEMTEST_END          (CONFIG_SYS_MEMTEST_START \
 198                                         + (8 * 1024 * 1024))
 199
 200 #define CONFIG_SYS_LOAD_ADDR            0x81000000 /* Default load address */
 201
 202 #define CONFIG_MMC
 203 #define CONFIG_GENERIC_MMC
 204 #define CONFIG_OMAP_HSMMC
 205 #define CONFIG_CMD_MMC
 206 #define CONFIG_DOS_PARTITION
 207 #define CONFIG_CMD_FAT
 208 #define CONFIG_FAT_WRITE
 209 #define CONFIG_CMD_EXT2
 210 #define CONFIG_CMD_EXT4
 211 #define CONFIG_CMD_FS_GENERIC
 212
 213 #define CONFIG_SPI
 214 #define CONFIG_OMAP3_SPI
 215 #define CONFIG_MTD_DEVICE
 216 #define CONFIG_SPI_FLASH
 217 #define CONFIG_SPI_FLASH_WINBOND
 218 #define CONFIG_CMD_SF
 219 #define CONFIG_SF_DEFAULT_SPEED         (24000000)
 220
 221 /* USB Composite download gadget - g_dnl */
 222 #define CONFIG_USB_GADGET
 223 #define CONFIG_USBDOWNLOAD_GADGET
 224
 225 /* USB TI's IDs */
 226 #define CONFIG_USBD_HS
 227 #define CONFIG_G_DNL_VENDOR_NUM 0x0403
 228 #define CONFIG_G_DNL_PRODUCT_NUM 0xBD00
 229 #define CONFIG_G_DNL_MANUFACTURER "Texas Instruments"
 230
 231 /* USB Device Firmware Update support */
 232 #define CONFIG_DFU_FUNCTION
 233 #define CONFIG_DFU_MMC
 234 #define CONFIG_DFU_NAND
 235 #define CONFIG_CMD_DFU
 236 #define DFU_ALT_INFO_MMC \
 237         "boot part 0 1;" \
 238         "rootfs part 0 2;" \
 239         "MLO fat 0 1;" \
 240         "MLO.raw mmc 100 100;" \
 241         "u-boot.img.raw mmc 300 3C0;" \
 242         "u-boot.img fat 0 1;" \
 243         "uEnv.txt fat 0 1"
 244 #define DFU_ALT_INFO_NAND \
 245         "SPL part 0 1;" \
 246         "SPL.backup1 part 0 2;" \
 247         "SPL.backup2 part 0 3;" \
 248         "SPL.backup3 part 0 4;" \
 249         "u-boot part 0 5;" \
 250         "kernel part 0 7;" \
 251         "rootfs part 0 8"
 252
 253  /* Physical Memory Map */
 254 #define CONFIG_NR_DRAM_BANKS            1               /*  1 bank of DRAM */
 255 #define PHYS_DRAM_1                     0x80000000      /* DRAM Bank #1 */
 256 #define CONFIG_MAX_RAM_BANK_SIZE        (1024 << 20)    /* 1GB */
 257
 258 #define CONFIG_SYS_SDRAM_BASE           PHYS_DRAM_1
 259 #define CONFIG_SYS_INIT_SP_ADDR         (NON_SECURE_SRAM_END - \
 260                                                 GENERATED_GBL_DATA_SIZE)
 261  /* Platform/Board specific defs */
 262 #define CONFIG_SYS_TIMERBASE            0x48040000      /* Use Timer2 */
 263 #define CONFIG_SYS_PTV                  2       /* Divisor: 2^(PTV+1) => 8 */
 264 #define CONFIG_SYS_HZ                   1000    /* 1ms clock */
 265
 266 /* NS16550 Configuration */
 267 #define CONFIG_SYS_NS16550
 268 #define CONFIG_SYS_NS16550_SERIAL
 269 #define CONFIG_SYS_NS16550_REG_SIZE     (-4)
 270 #define CONFIG_SYS_NS16550_CLK          (48000000)
 271 #define CONFIG_SYS_NS16550_COM1         0x44e09000      /* Base EVM has UART0 */
 272 #define CONFIG_SYS_NS16550_COM2         0x48022000      /* UART1 */
 273 #define CONFIG_SYS_NS16550_COM3         0x48024000      /* UART2 */
 274 #define CONFIG_SYS_NS16550_COM4         0x481a6000      /* UART3 */
 275 #define CONFIG_SYS_NS16550_COM5         0x481a8000      /* UART4 */
 276 #define CONFIG_SYS_NS16550_COM6         0x481aa000      /* UART5 */
 277
 278 /* I2C Configuration */
 279 #define CONFIG_I2C
 280 #define CONFIG_CMD_I2C
 281 #define CONFIG_HARD_I2C
 282 #define CONFIG_SYS_I2C_SPEED            100000
 283 #define CONFIG_SYS_I2C_SLAVE            1
 284 #define CONFIG_I2C_MULTI_BUS
 285 #define CONFIG_DRIVER_OMAP24XX_I2C
 286 #define CONFIG_CMD_EEPROM
 287 #define CONFIG_ENV_EEPROM_IS_ON_I2C
 288 #define CONFIG_SYS_I2C_EEPROM_ADDR      0x50    /* Main EEPROM */
 289 #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN  2
 290 #define CONFIG_SYS_I2C_MULTI_EEPROMS
 291
 292 #define CONFIG_OMAP_GPIO
 293
 294 #define CONFIG_BAUDRATE         115200
 295 #define CONFIG_SYS_BAUDRATE_TABLE       { 110, 300, 600, 1200, 2400, \
 296 4800, 9600, 14400, 19200, 28800, 38400, 56000, 57600, 115200 }
 297
 298 /* CPU */
 299 #define CONFIG_ARCH_CPU_INIT
 300
 301 #define CONFIG_ENV_OVERWRITE            1
 302 #define CONFIG_SYS_CONSOLE_INFO_QUIET
 303
 304 #define CONFIG_ENV_IS_NOWHERE
 305
 306 /* Defines for SPL */
 307 #define CONFIG_SPL
 308 #define CONFIG_SPL_FRAMEWORK
 309 /*
 310  * Place the image at the start of the ROM defined image space.
 311  * We limit our size to the ROM-defined downloaded image area, and use the
 312  * rest of the space for stack.
 313  */
 314 #define CONFIG_SPL_TEXT_BASE            0x402F0400
 315 #define CONFIG_SPL_MAX_SIZE             (0x4030C000 - CONFIG_SPL_TEXT_BASE)
 316 #define CONFIG_SPL_STACK                CONFIG_SYS_INIT_SP_ADDR
 317
 318 #define CONFIG_SPL_OS_BOOT
 319
 320 #define CONFIG_SPL_BSS_START_ADDR       0x80a00000
 321 #define CONFIG_SPL_BSS_MAX_SIZE         0x80000         /* 512 KB */
 322
 323 #define CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_SECTOR 0x300 /* address 0x60000 */
 324 #define CONFIG_SYS_U_BOOT_MAX_SIZE_SECTORS      0x200 /* 256 KB */
 325 #define CONFIG_SYS_MMC_SD_FAT_BOOT_PARTITION    1
 326 #define CONFIG_SPL_FAT_LOAD_PAYLOAD_NAME        "u-boot.img"
 327
 328 #ifdef CONFIG_SPL_OS_BOOT
 329 /* fat */
 330 #define CONFIG_SPL_FAT_LOAD_KERNEL_NAME         "uImage"
 331 #define CONFIG_SPL_FAT_LOAD_ARGS_NAME           "args"
 332 #define CONFIG_SYS_SPL_ARGS_ADDR                (PHYS_DRAM_1 + 0x100)
 333
 334 /* raw mmc */
 335 #define CONFIG_SYS_MMCSD_RAW_MODE_KERNEL_SECTOR 0x500 /* address 0xa0000 */
 336 #define CONFIG_SYS_MMCSD_RAW_MODE_ARGS_SECTOR   0x8   /* address 0x1000 */
 337 #define CONFIG_SYS_MMCSD_RAW_MODE_ARGS_SECTORS  8     /* 4KB */
 338
 339 /* nand */
 340 #define CONFIG_CMD_SPL_NAND_OFS                 0x240000 /* end of u-boot */
 341 #define CONFIG_SYS_NAND_SPL_KERNEL_OFFS         0x280000
 342 #define CONFIG_CMD_SPL_WRITE_SIZE               0x1000
 343
 344 /* spl export command */
 345 #define CONFIG_CMD_SPL
 346 #endif
 347
 348 #define CONFIG_SPL_MMC_SUPPORT
 349 #define CONFIG_SPL_FAT_SUPPORT
 350 #define CONFIG_SPL_I2C_SUPPORT
 351
 352 #define CONFIG_SPL_LIBCOMMON_SUPPORT
 353 #define CONFIG_SPL_LIBDISK_SUPPORT
 354 #define CONFIG_SPL_LIBGENERIC_SUPPORT
 355 #define CONFIG_SPL_SERIAL_SUPPORT
 356 #define CONFIG_SPL_GPIO_SUPPORT
 357 #define CONFIG_SPL_YMODEM_SUPPORT
 358 #define CONFIG_SPL_NET_SUPPORT
 359 #define CONFIG_SPL_ENV_SUPPORT
 360 #define CONFIG_SPL_NET_VCI_STRING       "AM335x U-Boot SPL"
 361 #define CONFIG_SPL_ETH_SUPPORT
 362 #define CONFIG_SPL_SPI_SUPPORT
 363 #define CONFIG_SPL_SPI_FLASH_SUPPORT
 364 #define CONFIG_SPL_SPI_LOAD
 365 #define CONFIG_SPL_SPI_BUS              0
 366 #define CONFIG_SPL_SPI_CS               0
 367 #define CONFIG_SYS_SPI_U_BOOT_OFFS      0x80000
 368 #define CONFIG_SPL_MUSB_NEW_SUPPORT
 369 #define CONFIG_SPL_LDSCRIPT             "$(CPUDIR)/am33xx/u-boot-spl.lds"
 370
 371 #define CONFIG_SPL_BOARD_INIT
 372 #define CONFIG_SPL_NAND_AM33XX_BCH
 373 #define CONFIG_SPL_NAND_SUPPORT
 374 #define CONFIG_SPL_NAND_BASE
 375 #define CONFIG_SPL_NAND_DRIVERS
 376 #define CONFIG_SPL_NAND_ECC
 377 #define CONFIG_SYS_NAND_5_ADDR_CYCLE
 378 #define CONFIG_SYS_NAND_PAGE_COUNT      (CONFIG_SYS_NAND_BLOCK_SIZE / \
 379                                          CONFIG_SYS_NAND_PAGE_SIZE)
 380 #define CONFIG_SYS_NAND_PAGE_SIZE       2048
 381 #define CONFIG_SYS_NAND_OOBSIZE         64
 382 #define CONFIG_SYS_NAND_BLOCK_SIZE      (128*1024)
 383 #define CONFIG_SYS_NAND_BAD_BLOCK_POS   NAND_LARGE_BADBLOCK_POS
 384 #define CONFIG_SYS_NAND_ECCPOS          { 2, 3, 4, 5, 6, 7, 8, 9, \
 385                                          10, 11, 12, 13, 14, 15, 16, 17, \
 386                                          18, 19, 20, 21, 22, 23, 24, 25, \
 387                                          26, 27, 28, 29, 30, 31, 32, 33, \
 388                                          34, 35, 36, 37, 38, 39, 40, 41, \
 389                                          42, 43, 44, 45, 46, 47, 48, 49, \
 390                                          50, 51, 52, 53, 54, 55, 56, 57, }
 391
 392 #define CONFIG_SYS_NAND_ECCSIZE         512
 393 #define CONFIG_SYS_NAND_ECCBYTES        14
 394
 395 #define CONFIG_SYS_NAND_U_BOOT_START    CONFIG_SYS_TEXT_BASE
 396
 397 #define CONFIG_SYS_NAND_U_BOOT_OFFS     0x80000
 398
 399 /*
 400  * 1MB into the SDRAM to allow for SPL's bss at the beginning of SDRAM
 401  * 64 bytes before this address should be set aside for u-boot.img's
 402  * header. That is 0x800FFFC0--0x80100000 should not be used for any
 403  * other needs.
 404  */
 405 #define CONFIG_SYS_TEXT_BASE            0x80800000
 406 #define CONFIG_SYS_SPL_MALLOC_START     0x80a08000
 407 #define CONFIG_SYS_SPL_MALLOC_SIZE      0x100000
 408
 409 /* Since SPL did pll and ddr initialization for us,
 410  * we don't need to do it twice.
 411  */
 412 #ifndef CONFIG_SPL_BUILD
 413 #define CONFIG_SKIP_LOWLEVEL_INIT
 414 #endif
 415
 416 /*
 417  * USB configuration
 418  */
 419 #define CONFIG_USB_MUSB_DSPS
 420 #define CONFIG_ARCH_MISC_INIT
 421 #define CONFIG_MUSB_GADGET
 422 #define CONFIG_MUSB_PIO_ONLY
 423 #define CONFIG_MUSB_DISABLE_BULK_COMBINE_SPLIT
 424 #define CONFIG_USB_GADGET_DUALSPEED
 425 #define CONFIG_USB_GADGET_VBUS_DRAW     2
 426 #define CONFIG_MUSB_HOST
 427 #define CONFIG_AM335X_USB0
 428 #define CONFIG_AM335X_USB0_MODE MUSB_PERIPHERAL
 429 #define CONFIG_AM335X_USB1
 430 #define CONFIG_AM335X_USB1_MODE MUSB_HOST
 431
 432 #ifdef CONFIG_MUSB_HOST
 433 #define CONFIG_CMD_USB
 434 #define CONFIG_USB_STORAGE
 435 #endif
 436
 437 #ifdef CONFIG_MUSB_GADGET
 438 #define CONFIG_USB_ETHER
 439 #define CONFIG_USB_ETH_RNDIS
 440 #define CONFIG_USBNET_HOST_ADDR "de:ad:be:af:00:00"
 441 #endif /* CONFIG_MUSB_GADGET */
 442
 443 #if defined(CONFIG_SPL_BUILD) && defined(CONFIG_SPL_USBETH_SUPPORT)
 444 /* disable host part of MUSB in SPL */
 445 #undef CONFIG_MUSB_HOST
 446 /*
 447  * Disable CPSW SPL support so we fit within the 101KiB limit.
 448  */
 449 #undef CONFIG_SPL_ETH_SUPPORT
 450 #endif
 451
 452 /*
 453  * Default to using SPI for environment, etc.  We have multiple copies
 454  * of SPL as the ROM will check these locations.
 455  * 0x0 - 0x20000 : First copy of SPL
 456  * 0x20000 - 0x40000 : Second copy of SPL
 457  * 0x40000 - 0x60000 : Third copy of SPL
 458  * 0x60000 - 0x80000 : Fourth copy of SPL
 459  * 0x80000 - 0xDF000 : U-Boot
 460  * 0xDF000 - 0xE0000 : U-Boot Environment
 461  * 0xE0000 - 0x442000 : Linux Kernel
 462  * 0x442000 - 0x800000 : Userland
 463  */
 464 #if defined(CONFIG_SPI_BOOT)
 465 # undef CONFIG_ENV_IS_NOWHERE
 466 # define CONFIG_ENV_IS_IN_SPI_FLASH
 467 # define CONFIG_ENV_SPI_MAX_HZ          CONFIG_SF_DEFAULT_SPEED
 468 # define CONFIG_ENV_OFFSET              (892 << 10) /* 892 KiB in */
 469 # define CONFIG_ENV_SECT_SIZE           (4 << 10) /* 4 KB sectors */
 470 #endif /* SPI support */
 471
 472 /* Unsupported features */
 473 #undef CONFIG_USE_IRQ
 474
 475 #define CONFIG_CMD_NET
 476 #define CONFIG_CMD_DHCP
 477 #define CONFIG_CMD_PING
 478 #define CONFIG_DRIVER_TI_CPSW
 479 #define CONFIG_MII
 480 #define CONFIG_BOOTP_DEFAULT
 481 #define CONFIG_BOOTP_DNS
 482 #define CONFIG_BOOTP_DNS2
 483 #define CONFIG_BOOTP_SEND_HOSTNAME
 484 #define CONFIG_BOOTP_GATEWAY
 485 #define CONFIG_BOOTP_SUBNETMASK
 486 #define CONFIG_NET_RETRY_COUNT         10
 487 #define CONFIG_NET_MULTI
 488 #define CONFIG_PHY_GIGE
 489 #define CONFIG_PHYLIB
 490 #define CONFIG_PHY_ADDR                 0
 491 #define CONFIG_PHY_SMSC
 492
 493 #define CONFIG_NAND
 494 /* NAND support */
 495 #ifdef CONFIG_NAND
 496 #define CONFIG_CMD_NAND
 497 #define CONFIG_CMD_MTDPARTS
 498 #define MTDIDS_DEFAULT                  "nand0=omap2-nand.0"
 499 #define MTDPARTS_DEFAULT                "mtdparts=omap2-nand.0:128k(SPL)," \
 500                                         "128k(SPL.backup1)," \
 501                                         "128k(SPL.backup2)," \
 502                                         "128k(SPL.backup3),1792k(u-boot)," \
 503                                         "128k(u-boot-spl-os)," \
 504                                         "128k(u-boot-env),5m(kernel),-(rootfs)"
 505 #define CONFIG_NAND_OMAP_GPMC
 506 #define GPMC_NAND_ECC_LP_x16_LAYOUT     1
 507 #define CONFIG_SYS_NAND_BASE            (0x08000000)    /* physical address */
 508                                                         /* to access nand at */
 509                                                         /* CS0 */
 510 #define CONFIG_SYS_MAX_NAND_DEVICE      1               /* Max number of NAND
 511                                                            devices */
 512 #if !defined(CONFIG_SPI_BOOT)
 513 #undef CONFIG_ENV_IS_NOWHERE
 514 #define CONFIG_ENV_IS_IN_NAND
 515 #define CONFIG_ENV_OFFSET               0x260000 /* environment starts here */
 516 #define CONFIG_SYS_ENV_SECT_SIZE        (128 << 10)     /* 128 KiB */
 517 #endif
 518 #endif
 519
 520 #endif  /* ! __CONFIG_AM335X_EVM_H */