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 #include <configs/ti_am335x_common.h>
  20
  21 #ifndef CONFIG_SPL_BUILD
  22 #ifndef CONFIG_FIT
  23 # define CONFIG_FIT
  24 #endif
  25 # define CONFIG_TIMESTAMP
  26 # define CONFIG_LZO
  27 #endif
  28
  29 #define CONFIG_SYS_BOOTM_LEN            (16 << 20)
  30
  31 #define MACH_TYPE_TIAM335EVM            3589    /* Until the next sync */
  32 #define CONFIG_MACH_TYPE                MACH_TYPE_TIAM335EVM
  33 #define CONFIG_BOARD_LATE_INIT
  34
  35 /* Clock Defines */
  36 #define V_OSCK                          24000000  /* Clock output from T2 */
  37 #define V_SCLK                          (V_OSCK)
  38
  39 /* Custom script for NOR */
  40 #define CONFIG_SYS_LDSCRIPT             "board/ti/am335x/u-boot.lds"
  41
  42 /* Always 128 KiB env size */
  43 #define CONFIG_ENV_SIZE                 (128 << 10)
  44
  45 /* Enhance our eMMC support / experience. */
  46 #define CONFIG_CMD_GPT
  47 #define CONFIG_EFI_PARTITION
  48
  49 #ifdef CONFIG_NAND
  50 #define NANDARGS \
  51         "mtdids=" MTDIDS_DEFAULT "\0" \
  52         "mtdparts=" MTDPARTS_DEFAULT "\0" \
  53         "nandargs=setenv bootargs console=${console} " \
  54                 "${optargs} " \
  55                 "root=${nandroot} " \
  56                 "rootfstype=${nandrootfstype}\0" \
  57         "nandroot=ubi0:rootfs rw ubi.mtd=9,2048\0" \
  58         "nandrootfstype=ubifs rootwait=1\0" \
  59         "nandboot=echo Booting from nand ...; " \
  60                 "run nandargs; " \
  61                 "nand read ${fdtaddr} u-boot-spl-os; " \
  62                 "nand read ${loadaddr} kernel; " \
  63                 "bootz ${loadaddr} - ${fdtaddr}\0"
  64 #else
  65 #define NANDARGS ""
  66 #endif
  67
  68 #define CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG
  69
  70 #ifndef CONFIG_SPL_BUILD
  71 #define CONFIG_EXTRA_ENV_SETTINGS \
  72         DEFAULT_LINUX_BOOT_ENV \
  73         "boot_fdt=try\0" \
  74         "bootpart=0:2\0" \
  75         "bootdir=/boot\0" \
  76         "bootfile=zImage\0" \
  77         "fdtfile=undefined\0" \
  78         "console=ttyO0,115200n8\0" \
  79         "partitions=" \
  80                 "uuid_disk=${uuid_gpt_disk};" \
  81                 "name=rootfs,start=2MiB,size=-,uuid=${uuid_gpt_rootfs}\0" \
  82         "optargs=\0" \
  83         "mmcdev=0\0" \
  84         "mmcroot=/dev/mmcblk0p2 ro\0" \
  85         "mmcrootfstype=ext4 rootwait\0" \
  86         "rootpath=/export/rootfs\0" \
  87         "nfsopts=nolock\0" \
  88         "static_ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}:${hostname}" \
  89                 "::off\0" \
  90         "ramroot=/dev/ram0 rw\0" \
  91         "ramrootfstype=ext2\0" \
  92         "mmcargs=setenv bootargs console=${console} " \
  93                 "${optargs} " \
  94                 "root=${mmcroot} " \
  95                 "rootfstype=${mmcrootfstype}\0" \
  96         "spiroot=/dev/mtdblock4 rw\0" \
  97         "spirootfstype=jffs2\0" \
  98         "spisrcaddr=0xe0000\0" \
  99         "spiimgsize=0x362000\0" \
 100         "spibusno=0\0" \
 101         "spiargs=setenv bootargs console=${console} " \
 102                 "${optargs} " \
 103                 "root=${spiroot} " \
 104                 "rootfstype=${spirootfstype}\0" \
 105         "netargs=setenv bootargs console=${console} " \
 106                 "${optargs} " \
 107                 "root=/dev/nfs " \
 108                 "nfsroot=${serverip}:${rootpath},${nfsopts} rw " \
 109                 "ip=dhcp\0" \
 110         "bootenv=uEnv.txt\0" \
 111         "loadbootscript=load mmc ${mmcdev} ${loadaddr} boot.scr\0" \
 112         "bootscript=echo Running bootscript from mmc${mmcdev} ...; " \
 113                 "source ${loadaddr}\0" \
 114         "loadbootenv=load mmc ${mmcdev} ${loadaddr} ${bootenv}\0" \
 115         "importbootenv=echo Importing environment from mmc ...; " \
 116                 "env import -t -r $loadaddr $filesize\0" \
 117         "ramargs=setenv bootargs console=${console} " \
 118                 "${optargs} " \
 119                 "root=${ramroot} " \
 120                 "rootfstype=${ramrootfstype}\0" \
 121         "loadramdisk=load mmc ${mmcdev} ${rdaddr} ramdisk.gz\0" \
 122         "loadimage=load mmc ${bootpart} ${loadaddr} ${bootdir}/${bootfile}\0" \
 123         "loadfdt=load mmc ${bootpart} ${fdtaddr} ${bootdir}/${fdtfile}\0" \
 124         "mmcloados=run mmcargs; " \
 125                 "if test ${boot_fdt} = yes || test ${boot_fdt} = try; then " \
 126                         "if run loadfdt; then " \
 127                                 "bootz ${loadaddr} - ${fdtaddr}; " \
 128                         "else " \
 129                                 "if test ${boot_fdt} = try; then " \
 130                                         "bootz; " \
 131                                 "else " \
 132                                         "echo WARN: Cannot load the DT; " \
 133                                 "fi; " \
 134                         "fi; " \
 135                 "else " \
 136                         "bootz; " \
 137                 "fi;\0" \
 138         "mmcboot=mmc dev ${mmcdev}; " \
 139                 "if mmc rescan; then " \
 140                         "echo SD/MMC found on device ${mmcdev};" \
 141                         "if run loadbootscript; then " \
 142                                 "run bootscript;" \
 143                         "else " \
 144                                 "if run loadbootenv; then " \
 145                                         "echo Loaded environment from ${bootenv};" \
 146                                         "run importbootenv;" \
 147                                 "fi;" \
 148                                 "if test -n $uenvcmd; then " \
 149                                         "echo Running uenvcmd ...;" \
 150                                         "run uenvcmd;" \
 151                                 "fi;" \
 152                                 "if run loadimage; then " \
 153                                         "run mmcloados;" \
 154                                 "fi;" \
 155                         "fi ;" \
 156                 "fi;\0" \
 157         "spiboot=echo Booting from spi ...; " \
 158                 "run spiargs; " \
 159                 "sf probe ${spibusno}:0; " \
 160                 "sf read ${loadaddr} ${spisrcaddr} ${spiimgsize}; " \
 161                 "bootz ${loadaddr}\0" \
 162         "netboot=echo Booting from network ...; " \
 163                 "setenv autoload no; " \
 164                 "dhcp; " \
 165                 "tftp ${loadaddr} ${bootfile}; " \
 166                 "tftp ${fdtaddr} ${fdtfile}; " \
 167                 "run netargs; " \
 168                 "bootz ${loadaddr} - ${fdtaddr}\0" \
 169         "ramboot=echo Booting from ramdisk ...; " \
 170                 "run ramargs; " \
 171                 "bootz ${loadaddr} ${rdaddr} ${fdtaddr}\0" \
 172         "findfdt="\
 173                 "if test $board_name = A335BONE; then " \
 174                         "setenv fdtfile am335x-bone.dtb; fi; " \
 175                 "if test $board_name = A335BNLT; then " \
 176                         "setenv fdtfile am335x-boneblack.dtb; fi; " \
 177                 "if test $board_name = A33515BB; then " \
 178                         "setenv fdtfile am335x-evm.dtb; fi; " \
 179                 "if test $board_name = A335X_SK; then " \
 180                         "setenv fdtfile am335x-evmsk.dtb; fi; " \
 181                 "if test $fdtfile = undefined; then " \
 182                         "echo WARNING: Could not determine device tree to use; fi; \0" \
 183         NANDARGS \
 184         DFUARGS
 185 #endif
 186
 187 #define CONFIG_BOOTCOMMAND \
 188         "run findfdt; " \
 189         "run mmcboot;" \
 190         "setenv mmcdev 1; " \
 191         "setenv bootpart 1:2; " \
 192         "run mmcboot;" \
 193         "run nandboot;"
 194
 195 /* NS16550 Configuration */
 196 #define CONFIG_SYS_NS16550_COM1         0x44e09000      /* Base EVM has UART0 */
 197 #define CONFIG_SYS_NS16550_COM2         0x48022000      /* UART1 */
 198 #define CONFIG_SYS_NS16550_COM3         0x48024000      /* UART2 */
 199 #define CONFIG_SYS_NS16550_COM4         0x481a6000      /* UART3 */
 200 #define CONFIG_SYS_NS16550_COM5         0x481a8000      /* UART4 */
 201 #define CONFIG_SYS_NS16550_COM6         0x481aa000      /* UART5 */
 202 #define CONFIG_BAUDRATE                 115200
 203
 204 #define CONFIG_CMD_EEPROM
 205 #define CONFIG_ENV_EEPROM_IS_ON_I2C
 206 #define CONFIG_SYS_I2C_EEPROM_ADDR      0x50    /* Main EEPROM */
 207 #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN  2
 208 #define CONFIG_SYS_I2C_MULTI_EEPROMS
 209
 210 /* PMIC support */
 211 #define CONFIG_POWER_TPS65217
 212 #define CONFIG_POWER_TPS65910
 213
 214 /* SPL */
 215 #ifndef CONFIG_NOR_BOOT
 216 #define CONFIG_SPL_POWER_SUPPORT
 217 #define CONFIG_SPL_YMODEM_SUPPORT
 218
 219 /* Bootcount using the RTC block */
 220 #define CONFIG_BOOTCOUNT_LIMIT
 221 #define CONFIG_BOOTCOUNT_AM33XX
 222 #define CONFIG_SYS_BOOTCOUNT_BE
 223
 224 /* USB gadget RNDIS */
 225 #define CONFIG_SPL_MUSB_NEW_SUPPORT
 226
 227 #define CONFIG_SPL_LDSCRIPT             "$(CPUDIR)/am33xx/u-boot-spl.lds"
 228 #endif
 229
 230 #ifdef CONFIG_NAND
 231 /* NAND: device related configs */
 232 #define CONFIG_SYS_NAND_5_ADDR_CYCLE
 233 #define CONFIG_SYS_NAND_PAGE_COUNT      (CONFIG_SYS_NAND_BLOCK_SIZE / \
 234                                          CONFIG_SYS_NAND_PAGE_SIZE)
 235 #define CONFIG_SYS_NAND_PAGE_SIZE       2048
 236 #define CONFIG_SYS_NAND_OOBSIZE         64
 237 #define CONFIG_SYS_NAND_BLOCK_SIZE      (128*1024)
 238 /* NAND: driver related configs */
 239 #define CONFIG_NAND_OMAP_GPMC
 240 #define CONFIG_NAND_OMAP_GPMC_PREFETCH
 241 #define CONFIG_NAND_OMAP_ELM
 242 #define CONFIG_SYS_NAND_BAD_BLOCK_POS   NAND_LARGE_BADBLOCK_POS
 243 #define CONFIG_SYS_NAND_ECCPOS          { 2, 3, 4, 5, 6, 7, 8, 9, \
 244                                          10, 11, 12, 13, 14, 15, 16, 17, \
 245                                          18, 19, 20, 21, 22, 23, 24, 25, \
 246                                          26, 27, 28, 29, 30, 31, 32, 33, \
 247                                          34, 35, 36, 37, 38, 39, 40, 41, \
 248                                          42, 43, 44, 45, 46, 47, 48, 49, \
 249                                          50, 51, 52, 53, 54, 55, 56, 57, }
 250
 251 #define CONFIG_SYS_NAND_ECCSIZE         512
 252 #define CONFIG_SYS_NAND_ECCBYTES        14
 253 #define CONFIG_SYS_NAND_ONFI_DETECTION
 254 #define CONFIG_NAND_OMAP_ECCSCHEME      OMAP_ECC_BCH8_CODE_HW
 255 #define MTDIDS_DEFAULT                  "nand0=nand.0"
 256 #define MTDPARTS_DEFAULT                "mtdparts=nand.0:" \
 257                                         "128k(NAND.SPL)," \
 258                                         "128k(NAND.SPL.backup1)," \
 259                                         "128k(NAND.SPL.backup2)," \
 260                                         "128k(NAND.SPL.backup3)," \
 261                                         "256k(NAND.u-boot-spl-os)," \
 262                                         "1m(NAND.u-boot)," \
 263                                         "128k(NAND.u-boot-env)," \
 264                                         "128k(NAND.u-boot-env.backup1)," \
 265                                         "8m(NAND.kernel)," \
 266                                         "-(NAND.rootfs)"
 267 #define CONFIG_SYS_NAND_U_BOOT_OFFS     0x000c0000
 268 #undef CONFIG_ENV_IS_NOWHERE
 269 #define CONFIG_ENV_IS_IN_NAND
 270 #define CONFIG_ENV_OFFSET               0x001c0000
 271 #define CONFIG_ENV_OFFSET_REDUND        0x001e0000
 272 #define CONFIG_SYS_ENV_SECT_SIZE        CONFIG_SYS_NAND_BLOCK_SIZE
 273 /* NAND: SPL related configs */
 274 #ifdef CONFIG_SPL_NAND_SUPPORT
 275 #define CONFIG_SPL_NAND_AM33XX_BCH
 276 #endif
 277 #ifdef CONFIG_SPL_OS_BOOT
 278 #define CONFIG_CMD_SPL_NAND_OFS 0x00080000 /* os parameters */
 279 #define CONFIG_SYS_NAND_SPL_KERNEL_OFFS 0x00200000 /* kernel offset */
 280 #define CONFIG_CMD_SPL_WRITE_SIZE       0x2000
 281 #endif
 282 #endif /* !CONFIG_NAND */
 283
 284 /*
 285  * For NOR boot, we must set this to the start of where NOR is mapped
 286  * in memory.
 287  */
 288 #ifdef CONFIG_NOR_BOOT
 289 #define CONFIG_SYS_TEXT_BASE            0x08000000
 290 #endif
 291
 292 /*
 293  * USB configuration.  We enable MUSB support, both for host and for
 294  * gadget.  We set USB0 as peripheral and USB1 as host, based on the
 295  * board schematic and physical port wired to each.  Then for host we
 296  * add mass storage support and for gadget we add both RNDIS ethernet
 297  * and DFU.
 298  */
 299 #define CONFIG_USB_MUSB_DSPS
 300 #define CONFIG_ARCH_MISC_INIT
 301 #define CONFIG_MUSB_GADGET
 302 #define CONFIG_MUSB_PIO_ONLY
 303 #define CONFIG_MUSB_DISABLE_BULK_COMBINE_SPLIT
 304 #define CONFIG_USB_GADGET
 305 #define CONFIG_USBDOWNLOAD_GADGET
 306 #define CONFIG_USB_GADGET_DUALSPEED
 307 #define CONFIG_USB_GADGET_VBUS_DRAW     2
 308 #define CONFIG_MUSB_HOST
 309 #define CONFIG_AM335X_USB0
 310 #define CONFIG_AM335X_USB0_MODE MUSB_PERIPHERAL
 311 #define CONFIG_AM335X_USB1
 312 #define CONFIG_AM335X_USB1_MODE MUSB_HOST
 313
 314 #ifndef CONFIG_SPL_USBETH_SUPPORT
 315 /* Fastboot */
 316 #define CONFIG_CMD_FASTBOOT
 317 #define CONFIG_ANDROID_BOOT_IMAGE
 318 #define CONFIG_USB_FASTBOOT_BUF_ADDR    CONFIG_SYS_LOAD_ADDR
 319 #define CONFIG_USB_FASTBOOT_BUF_SIZE    0x07000000
 320
 321 /* To support eMMC booting */
 322 #define CONFIG_STORAGE_EMMC
 323 #define CONFIG_FASTBOOT_FLASH_MMC_DEV   1
 324 #endif
 325
 326 #ifdef CONFIG_MUSB_HOST
 327 #define CONFIG_CMD_USB
 328 #define CONFIG_USB_STORAGE
 329 #endif
 330
 331 #ifdef CONFIG_MUSB_GADGET
 332 #define CONFIG_USB_ETHER
 333 #define CONFIG_USB_ETH_RNDIS
 334 #define CONFIG_USBNET_HOST_ADDR "de:ad:be:af:00:00"
 335
 336 /* USB TI's IDs */
 337 #define CONFIG_G_DNL_VENDOR_NUM 0x0451
 338 #define CONFIG_G_DNL_PRODUCT_NUM 0xD022
 339 #define CONFIG_G_DNL_MANUFACTURER "Texas Instruments"
 340 #endif /* CONFIG_MUSB_GADGET */
 341
 342 #if defined(CONFIG_SPL_BUILD) && defined(CONFIG_SPL_USBETH_SUPPORT)
 343 /* Remove other SPL modes. */
 344 #undef CONFIG_SPL_YMODEM_SUPPORT
 345 #undef CONFIG_SPL_NAND_SUPPORT
 346 #undef CONFIG_SPL_MMC_SUPPORT
 347 #define CONFIG_ENV_IS_NOWHERE
 348 #undef CONFIG_ENV_IS_IN_NAND
 349 /* disable host part of MUSB in SPL */
 350 #undef CONFIG_MUSB_HOST
 351 /* disable EFI partitions and partition UUID support */
 352 #undef CONFIG_PARTITION_UUIDS
 353 #undef CONFIG_EFI_PARTITION
 354 /* General network SPL  */
 355 #define CONFIG_SPL_NET_SUPPORT
 356 #define CONFIG_SPL_ENV_SUPPORT
 357 #define CONFIG_SPL_NET_VCI_STRING       "AM335x U-Boot SPL"
 358 #endif
 359
 360 /* USB Device Firmware Update support */
 361 #ifndef CONFIG_SPL_BUILD
 362 #define CONFIG_DFU_FUNCTION
 363 #define CONFIG_DFU_MMC
 364 #define CONFIG_CMD_DFU
 365 #define DFU_ALT_INFO_MMC \
 366         "dfu_alt_info_mmc=" \
 367         "boot part 0 1;" \
 368         "rootfs part 0 2;" \
 369         "MLO fat 0 1;" \
 370         "MLO.raw raw 0x100 0x100;" \
 371         "u-boot.img.raw raw 0x300 0x400;" \
 372         "spl-os-args.raw raw 0x80 0x80;" \
 373         "spl-os-image.raw raw 0x900 0x2000;" \
 374         "spl-os-args fat 0 1;" \
 375         "spl-os-image fat 0 1;" \
 376         "u-boot.img fat 0 1;" \
 377         "uEnv.txt fat 0 1\0"
 378 #ifdef CONFIG_NAND
 379 #define CONFIG_DFU_NAND
 380 #define DFU_ALT_INFO_NAND \
 381         "dfu_alt_info_nand=" \
 382         "SPL part 0 1;" \
 383         "SPL.backup1 part 0 2;" \
 384         "SPL.backup2 part 0 3;" \
 385         "SPL.backup3 part 0 4;" \
 386         "u-boot part 0 5;" \
 387         "u-boot-spl-os part 0 6;" \
 388         "kernel part 0 8;" \
 389         "rootfs part 0 9\0"
 390 #else
 391 #define DFU_ALT_INFO_NAND ""
 392 #endif
 393 #define CONFIG_DFU_RAM
 394 #define DFU_ALT_INFO_RAM \
 395         "dfu_alt_info_ram=" \
 396         "kernel ram 0x80200000 0xD80000;" \
 397         "fdt ram 0x80F80000 0x80000;" \
 398         "ramdisk ram 0x81000000 0x4000000\0"
 399 #define DFUARGS \
 400         "dfu_alt_info_emmc=rawemmc raw 0 3751936\0" \
 401         DFU_ALT_INFO_MMC \
 402         DFU_ALT_INFO_RAM \
 403         DFU_ALT_INFO_NAND
 404 #endif
 405
 406 /*
 407  * Default to using SPI for environment, etc.
 408  * 0x000000 - 0x020000 : SPL (128KiB)
 409  * 0x020000 - 0x0A0000 : U-Boot (512KiB)
 410  * 0x0A0000 - 0x0BFFFF : First copy of U-Boot Environment (128KiB)
 411  * 0x0C0000 - 0x0DFFFF : Second copy of U-Boot Environment (128KiB)
 412  * 0x0E0000 - 0x442000 : Linux Kernel
 413  * 0x442000 - 0x800000 : Userland
 414  */
 415 #if defined(CONFIG_SPI_BOOT)
 416 /* SPL related */
 417 #undef CONFIG_SPL_OS_BOOT               /* Not supported by existing map */
 418 #define CONFIG_SPL_SPI_SUPPORT
 419 #define CONFIG_SPL_SPI_FLASH_SUPPORT
 420 #define CONFIG_SPL_SPI_LOAD
 421 #define CONFIG_SYS_SPI_U_BOOT_OFFS      0x20000
 422
 423 #define CONFIG_ENV_IS_IN_SPI_FLASH
 424 #define CONFIG_SYS_REDUNDAND_ENVIRONMENT
 425 #define CONFIG_ENV_SPI_MAX_HZ           CONFIG_SF_DEFAULT_SPEED
 426 #define CONFIG_ENV_SECT_SIZE            (4 << 10) /* 4 KB sectors */
 427 #define CONFIG_ENV_OFFSET               (768 << 10) /* 768 KiB in */
 428 #define CONFIG_ENV_OFFSET_REDUND        (896 << 10) /* 896 KiB in */
 429 #define MTDIDS_DEFAULT                  "nor0=m25p80-flash.0"
 430 #define MTDPARTS_DEFAULT                "mtdparts=m25p80-flash.0:128k(SPL)," \
 431                                         "512k(u-boot),128k(u-boot-env1)," \
 432                                         "128k(u-boot-env2),3464k(kernel)," \
 433                                         "-(rootfs)"
 434 #elif defined(CONFIG_EMMC_BOOT)
 435 #undef CONFIG_ENV_IS_NOWHERE
 436 #define CONFIG_ENV_IS_IN_MMC
 437 #define CONFIG_SPL_ENV_SUPPORT
 438 #define CONFIG_SYS_MMC_ENV_DEV          1
 439 #define CONFIG_SYS_MMC_ENV_PART         2
 440 #define CONFIG_ENV_OFFSET               0x0
 441 #define CONFIG_ENV_OFFSET_REDUND        (CONFIG_ENV_OFFSET + CONFIG_ENV_SIZE)
 442 #define CONFIG_SYS_REDUNDAND_ENVIRONMENT
 443 #endif
 444
 445 /* SPI flash. */
 446 #define CONFIG_CMD_SF
 447 #define CONFIG_SPI_FLASH
 448 #define CONFIG_SPI_FLASH_WINBOND
 449 #define CONFIG_SF_DEFAULT_SPEED         24000000
 450
 451 /* Network. */
 452 #define CONFIG_PHY_GIGE
 453 #define CONFIG_PHYLIB
 454 #define CONFIG_PHY_SMSC
 455
 456 /*
 457  * NOR Size = 16 MiB
 458  * Number of Sectors/Blocks = 128
 459  * Sector Size = 128 KiB
 460  * Word length = 16 bits
 461  * Default layout:
 462  * 0x000000 - 0x07FFFF : U-Boot (512 KiB)
 463  * 0x080000 - 0x09FFFF : First copy of U-Boot Environment (128 KiB)
 464  * 0x0A0000 - 0x0BFFFF : Second copy of U-Boot Environment (128 KiB)
 465  * 0x0C0000 - 0x4BFFFF : Linux Kernel (4 MiB)
 466  * 0x4C0000 - 0xFFFFFF : Userland (11 MiB + 256 KiB)
 467  */
 468 #if defined(CONFIG_NOR)
 469 #undef CONFIG_SYS_NO_FLASH
 470 #define CONFIG_CMD_FLASH
 471 #define CONFIG_SYS_FLASH_USE_BUFFER_WRITE
 472 #define CONFIG_SYS_FLASH_PROTECTION
 473 #define CONFIG_SYS_FLASH_CFI
 474 #define CONFIG_FLASH_CFI_DRIVER
 475 #define CONFIG_FLASH_CFI_MTD
 476 #define CONFIG_SYS_MAX_FLASH_SECT       128
 477 #define CONFIG_SYS_MAX_FLASH_BANKS      1
 478 #define CONFIG_SYS_FLASH_BASE           (0x08000000)
 479 #define CONFIG_SYS_FLASH_CFI_WIDTH      FLASH_CFI_16BIT
 480 #define CONFIG_SYS_FLASH_SIZE           0x01000000
 481 #define CONFIG_SYS_MONITOR_BASE         CONFIG_SYS_FLASH_BASE
 482 /* Reduce SPL size by removing unlikey targets */
 483 #ifdef CONFIG_NOR_BOOT
 484 #define CONFIG_ENV_IS_IN_FLASH
 485 #define CONFIG_ENV_SECT_SIZE            (128 << 10)     /* 128 KiB */
 486 #define CONFIG_ENV_OFFSET               (512 << 10)     /* 512 KiB */
 487 #define CONFIG_ENV_OFFSET_REDUND        (768 << 10)     /* 768 KiB */
 488 #define MTDIDS_DEFAULT                  "nor0=physmap-flash.0"
 489 #define MTDPARTS_DEFAULT                "mtdparts=physmap-flash.0:" \
 490                                         "512k(u-boot)," \
 491                                         "128k(u-boot-env1)," \
 492                                         "128k(u-boot-env2)," \
 493                                         "4m(kernel),-(rootfs)"
 494 #endif
 495 #endif  /* NOR support */
 496
 497 #endif  /* ! __CONFIG_AM335X_EVM_H */