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 /* Don't override the distro default bootdelay */
  22 #undef CONFIG_BOOTDELAY
  23 #include <config_distro_defaults.h>
  24
  25 #ifndef CONFIG_SPL_BUILD
  26 #ifndef CONFIG_FIT
  27 # define CONFIG_FIT
  28 #endif
  29 # define CONFIG_TIMESTAMP
  30 # define CONFIG_LZO
  31 #endif
  32
  33 #define CONFIG_SYS_BOOTM_LEN            (16 << 20)
  34
  35 #define MACH_TYPE_TIAM335EVM            3589    /* Until the next sync */
  36 #define CONFIG_MACH_TYPE                MACH_TYPE_TIAM335EVM
  37 #define CONFIG_BOARD_LATE_INIT
  38
  39 /* Clock Defines */
  40 #define V_OSCK                          24000000  /* Clock output from T2 */
  41 #define V_SCLK                          (V_OSCK)
  42
  43 /* Custom script for NOR */
  44 #define CONFIG_SYS_LDSCRIPT             "board/ti/am335x/u-boot.lds"
  45
  46 /* Always 128 KiB env size */
  47 #define CONFIG_ENV_SIZE                 (128 << 10)
  48
  49 /* Enhance our eMMC support / experience. */
  50 #define CONFIG_CMD_GPT
  51 #define CONFIG_EFI_PARTITION
  52
  53 #ifdef CONFIG_NAND
  54 #define NANDARGS \
  55         "mtdids=" MTDIDS_DEFAULT "\0" \
  56         "mtdparts=" MTDPARTS_DEFAULT "\0" \
  57         "nandargs=setenv bootargs console=${console} " \
  58                 "${optargs} " \
  59                 "root=${nandroot} " \
  60                 "rootfstype=${nandrootfstype}\0" \
  61         "nandroot=ubi0:rootfs rw ubi.mtd=NAND.file-system,2048\0" \
  62         "nandrootfstype=ubifs rootwait=1\0" \
  63         "nandboot=echo Booting from nand ...; " \
  64                 "run nandargs; " \
  65                 "nand read ${fdtaddr} NAND.u-boot-spl-os; " \
  66                 "nand read ${loadaddr} NAND.kernel; " \
  67                 "bootz ${loadaddr} - ${fdtaddr}\0"
  68 #else
  69 #define NANDARGS ""
  70 #endif
  71
  72 #define CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG
  73
  74 #define BOOTENV_DEV_LEGACY_MMC(devtypeu, devtypel, instance) \
  75         "bootcmd_" #devtypel #instance "=" \
  76         "setenv mmcdev " #instance"; "\
  77         "setenv bootpart " #instance":2 ; "\
  78         "run mmcboot\0"
  79
  80 #define BOOTENV_DEV_NAME_LEGACY_MMC(devtypeu, devtypel, instance) \
  81         #devtypel #instance " "
  82
  83 #define BOOTENV_DEV_NAND(devtypeu, devtypel, instance) \
  84         "bootcmd_" #devtypel "=" \
  85         "run nandboot\0"
  86
  87 #define BOOTENV_DEV_NAME_NAND(devtypeu, devtypel, instance) \
  88         #devtypel #instance " "
  89
  90 #define BOOT_TARGET_DEVICES(func) \
  91         func(MMC, mmc, 0) \
  92         func(LEGACY_MMC, legacy_mmc, 0) \
  93         func(MMC, mmc, 1) \
  94         func(LEGACY_MMC, legacy_mmc, 1) \
  95         func(NAND, nand, 0) \
  96         func(PXE, pxe, na) \
  97         func(DHCP, dhcp, na)
  98
  99 #define CONFIG_BOOTCOMMAND \
 100         "run findfdt; " \
 101         "run distro_bootcmd"
 102
 103 #include <config_distro_bootcmd.h>
 104
 105 #ifndef CONFIG_SPL_BUILD
 106 #define CONFIG_EXTRA_ENV_SETTINGS \
 107         DEFAULT_LINUX_BOOT_ENV \
 108         DEFAULT_MMC_TI_ARGS \
 109         "boot_fdt=try\0" \
 110         "bootpart=0:2\0" \
 111         "bootdir=/boot\0" \
 112         "bootfile=zImage\0" \
 113         "fdtfile=undefined\0" \
 114         "console=ttyO0,115200n8\0" \
 115         "partitions=" \
 116                 "uuid_disk=${uuid_gpt_disk};" \
 117                 "name=rootfs,start=2MiB,size=-,uuid=${uuid_gpt_rootfs}\0" \
 118         "optargs=\0" \
 119         "ramroot=/dev/ram0 rw\0" \
 120         "ramrootfstype=ext2\0" \
 121         "spiroot=/dev/mtdblock4 rw\0" \
 122         "spirootfstype=jffs2\0" \
 123         "spisrcaddr=0xe0000\0" \
 124         "spiimgsize=0x362000\0" \
 125         "spibusno=0\0" \
 126         "spiargs=setenv bootargs console=${console} " \
 127                 "${optargs} " \
 128                 "root=${spiroot} " \
 129                 "rootfstype=${spirootfstype}\0" \
 130         "bootenv=uEnv.txt\0" \
 131         "loadbootscript=load mmc ${mmcdev} ${loadaddr} boot.scr\0" \
 132         "bootscript=echo Running bootscript from mmc${mmcdev} ...; " \
 133                 "source ${loadaddr}\0" \
 134         "loadbootenv=load mmc ${mmcdev} ${loadaddr} ${bootenv}\0" \
 135         "importbootenv=echo Importing environment from mmc ...; " \
 136                 "env import -t -r $loadaddr $filesize\0" \
 137         "ramargs=setenv bootargs console=${console} " \
 138                 "${optargs} " \
 139                 "root=${ramroot} " \
 140                 "rootfstype=${ramrootfstype}\0" \
 141         "loadramdisk=load mmc ${mmcdev} ${rdaddr} ramdisk.gz\0" \
 142         "loadimage=load mmc ${bootpart} ${loadaddr} ${bootdir}/${bootfile}\0" \
 143         "loadfdt=load mmc ${bootpart} ${fdtaddr} ${bootdir}/${fdtfile}\0" \
 144         "mmcloados=run args_mmc; " \
 145                 "if test ${boot_fdt} = yes || test ${boot_fdt} = try; then " \
 146                         "if run loadfdt; then " \
 147                                 "bootz ${loadaddr} - ${fdtaddr}; " \
 148                         "else " \
 149                                 "if test ${boot_fdt} = try; then " \
 150                                         "bootz; " \
 151                                 "else " \
 152                                         "echo WARN: Cannot load the DT; " \
 153                                 "fi; " \
 154                         "fi; " \
 155                 "else " \
 156                         "bootz; " \
 157                 "fi;\0" \
 158         "mmcboot=mmc dev ${mmcdev}; " \
 159                 "if mmc rescan; then " \
 160                         "echo SD/MMC found on device ${mmcdev};" \
 161                         "if run loadbootscript; then " \
 162                                 "run bootscript;" \
 163                         "else " \
 164                                 "if run loadbootenv; then " \
 165                                         "echo Loaded environment from ${bootenv};" \
 166                                         "run importbootenv;" \
 167                                 "fi;" \
 168                                 "if test -n $uenvcmd; then " \
 169                                         "echo Running uenvcmd ...;" \
 170                                         "run uenvcmd;" \
 171                                 "fi;" \
 172                                 "if run loadimage; then " \
 173                                         "run mmcloados;" \
 174                                 "fi;" \
 175                         "fi ;" \
 176                 "fi;\0" \
 177         "spiboot=echo Booting from spi ...; " \
 178                 "run spiargs; " \
 179                 "sf probe ${spibusno}:0; " \
 180                 "sf read ${loadaddr} ${spisrcaddr} ${spiimgsize}; " \
 181                 "bootz ${loadaddr}\0" \
 182         "ramboot=echo Booting from ramdisk ...; " \
 183                 "run ramargs; " \
 184                 "bootz ${loadaddr} ${rdaddr} ${fdtaddr}\0" \
 185         "findfdt="\
 186                 "if test $board_name = A335BONE; then " \
 187                         "setenv fdtfile am335x-bone.dtb; fi; " \
 188                 "if test $board_name = A335BNLT; then " \
 189                         "setenv fdtfile am335x-boneblack.dtb; fi; " \
 190                 "if test $board_name = A33515BB; then " \
 191                         "setenv fdtfile am335x-evm.dtb; fi; " \
 192                 "if test $board_name = A335X_SK; then " \
 193                         "setenv fdtfile am335x-evmsk.dtb; fi; " \
 194                 "if test $fdtfile = undefined; then " \
 195                         "echo WARNING: Could not determine device tree to use; fi; \0" \
 196         NANDARGS \
 197         NETARGS \
 198         DFUARGS \
 199         BOOTENV
 200 #endif
 201
 202
 203 /* NS16550 Configuration */
 204 #define CONFIG_SYS_NS16550_COM1         0x44e09000      /* Base EVM has UART0 */
 205 #define CONFIG_SYS_NS16550_COM2         0x48022000      /* UART1 */
 206 #define CONFIG_SYS_NS16550_COM3         0x48024000      /* UART2 */
 207 #define CONFIG_SYS_NS16550_COM4         0x481a6000      /* UART3 */
 208 #define CONFIG_SYS_NS16550_COM5         0x481a8000      /* UART4 */
 209 #define CONFIG_SYS_NS16550_COM6         0x481aa000      /* UART5 */
 210 #define CONFIG_BAUDRATE                 115200
 211
 212 #define CONFIG_CMD_EEPROM
 213 #define CONFIG_ENV_EEPROM_IS_ON_I2C
 214 #define CONFIG_SYS_I2C_EEPROM_ADDR      0x50    /* Main EEPROM */
 215 #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN  2
 216 #define CONFIG_SYS_I2C_MULTI_EEPROMS
 217
 218 /* PMIC support */
 219 #define CONFIG_POWER_TPS65217
 220 #define CONFIG_POWER_TPS65910
 221
 222 /* SPL */
 223 #ifndef CONFIG_NOR_BOOT
 224 #define CONFIG_SPL_POWER_SUPPORT
 225 #define CONFIG_SPL_YMODEM_SUPPORT
 226
 227 /* Bootcount using the RTC block */
 228 #define CONFIG_BOOTCOUNT_LIMIT
 229 #define CONFIG_BOOTCOUNT_AM33XX
 230 #define CONFIG_SYS_BOOTCOUNT_BE
 231
 232 /* USB gadget RNDIS */
 233 #define CONFIG_SPL_MUSB_NEW_SUPPORT
 234
 235 #define CONFIG_SPL_LDSCRIPT             "$(CPUDIR)/am33xx/u-boot-spl.lds"
 236 #endif
 237
 238 #ifdef CONFIG_NAND
 239 /* NAND: device related configs */
 240 #define CONFIG_SYS_NAND_5_ADDR_CYCLE
 241 #define CONFIG_SYS_NAND_PAGE_COUNT      (CONFIG_SYS_NAND_BLOCK_SIZE / \
 242                                          CONFIG_SYS_NAND_PAGE_SIZE)
 243 #define CONFIG_SYS_NAND_PAGE_SIZE       2048
 244 #define CONFIG_SYS_NAND_OOBSIZE         64
 245 #define CONFIG_SYS_NAND_BLOCK_SIZE      (128*1024)
 246 /* NAND: driver related configs */
 247 #define CONFIG_NAND_OMAP_GPMC
 248 #define CONFIG_NAND_OMAP_GPMC_PREFETCH
 249 #define CONFIG_NAND_OMAP_ELM
 250 #define CONFIG_SYS_NAND_BAD_BLOCK_POS   NAND_LARGE_BADBLOCK_POS
 251 #define CONFIG_SYS_NAND_ECCPOS          { 2, 3, 4, 5, 6, 7, 8, 9, \
 252                                          10, 11, 12, 13, 14, 15, 16, 17, \
 253                                          18, 19, 20, 21, 22, 23, 24, 25, \
 254                                          26, 27, 28, 29, 30, 31, 32, 33, \
 255                                          34, 35, 36, 37, 38, 39, 40, 41, \
 256                                          42, 43, 44, 45, 46, 47, 48, 49, \
 257                                          50, 51, 52, 53, 54, 55, 56, 57, }
 258
 259 #define CONFIG_SYS_NAND_ECCSIZE         512
 260 #define CONFIG_SYS_NAND_ECCBYTES        14
 261 #define CONFIG_SYS_NAND_ONFI_DETECTION
 262 #define CONFIG_NAND_OMAP_ECCSCHEME      OMAP_ECC_BCH8_CODE_HW
 263 #define MTDIDS_DEFAULT                  "nand0=nand.0"
 264 #define MTDPARTS_DEFAULT                "mtdparts=nand.0:" \
 265                                         "128k(NAND.SPL)," \
 266                                         "128k(NAND.SPL.backup1)," \
 267                                         "128k(NAND.SPL.backup2)," \
 268                                         "128k(NAND.SPL.backup3)," \
 269                                         "256k(NAND.u-boot-spl-os)," \
 270                                         "1m(NAND.u-boot)," \
 271                                         "128k(NAND.u-boot-env)," \
 272                                         "128k(NAND.u-boot-env.backup1)," \
 273                                         "8m(NAND.kernel)," \
 274                                         "-(NAND.file-system)"
 275 #define CONFIG_SYS_NAND_U_BOOT_OFFS     0x000c0000
 276 #undef CONFIG_ENV_IS_NOWHERE
 277 #define CONFIG_ENV_IS_IN_NAND
 278 #define CONFIG_ENV_OFFSET               0x001c0000
 279 #define CONFIG_ENV_OFFSET_REDUND        0x001e0000
 280 #define CONFIG_SYS_ENV_SECT_SIZE        CONFIG_SYS_NAND_BLOCK_SIZE
 281 /* NAND: SPL related configs */
 282 #ifdef CONFIG_SPL_NAND_SUPPORT
 283 #define CONFIG_SPL_NAND_AM33XX_BCH
 284 #endif
 285 #ifdef CONFIG_SPL_OS_BOOT
 286 #define CONFIG_CMD_SPL_NAND_OFS 0x00080000 /* os parameters */
 287 #define CONFIG_SYS_NAND_SPL_KERNEL_OFFS 0x00200000 /* kernel offset */
 288 #define CONFIG_CMD_SPL_WRITE_SIZE       0x2000
 289 #endif
 290 #endif /* !CONFIG_NAND */
 291
 292 /*
 293  * For NOR boot, we must set this to the start of where NOR is mapped
 294  * in memory.
 295  */
 296 #ifdef CONFIG_NOR_BOOT
 297 #define CONFIG_SYS_TEXT_BASE            0x08000000
 298 #endif
 299
 300 /*
 301  * USB configuration.  We enable MUSB support, both for host and for
 302  * gadget.  We set USB0 as peripheral and USB1 as host, based on the
 303  * board schematic and physical port wired to each.  Then for host we
 304  * add mass storage support and for gadget we add both RNDIS ethernet
 305  * and DFU.
 306  */
 307 #define CONFIG_USB_MUSB_DSPS
 308 #define CONFIG_ARCH_MISC_INIT
 309 #define CONFIG_USB_MUSB_GADGET
 310 #define CONFIG_USB_MUSB_PIO_ONLY
 311 #define CONFIG_USB_MUSB_DISABLE_BULK_COMBINE_SPLIT
 312 #define CONFIG_USB_GADGET
 313 #define CONFIG_USB_GADGET_DOWNLOAD
 314 #define CONFIG_USB_GADGET_DUALSPEED
 315 #define CONFIG_USB_GADGET_VBUS_DRAW     2
 316 #define CONFIG_USB_MUSB_HOST
 317 #define CONFIG_AM335X_USB0
 318 #define CONFIG_AM335X_USB0_MODE MUSB_PERIPHERAL
 319 #define CONFIG_AM335X_USB1
 320 #define CONFIG_AM335X_USB1_MODE MUSB_HOST
 321
 322 #ifndef CONFIG_SPL_USBETH_SUPPORT
 323 /* Fastboot */
 324 #define CONFIG_USB_FUNCTION_FASTBOOT
 325 #define CONFIG_CMD_FASTBOOT
 326 #define CONFIG_ANDROID_BOOT_IMAGE
 327 #define CONFIG_FASTBOOT_BUF_ADDR        CONFIG_SYS_LOAD_ADDR
 328 #define CONFIG_FASTBOOT_BUF_SIZE        0x07000000
 329
 330 /* To support eMMC booting */
 331 #define CONFIG_STORAGE_EMMC
 332 #define CONFIG_FASTBOOT_FLASH_MMC_DEV   1
 333 #endif
 334
 335 #ifdef CONFIG_USB_MUSB_HOST
 336 #define CONFIG_CMD_USB
 337 #define CONFIG_USB_STORAGE
 338 #endif
 339
 340 #ifdef CONFIG_USB_MUSB_GADGET
 341 /* Removing USB gadget and can be enabled adter adding support usb DM */
 342 #ifndef CONFIG_DM_ETH
 343 #define CONFIG_USB_ETHER
 344 #define CONFIG_USB_ETH_RNDIS
 345 #define CONFIG_USBNET_HOST_ADDR "de:ad:be:af:00:00"
 346 #endif /* CONFIG_DM_ETH */
 347
 348 /* USB TI's IDs */
 349 #define CONFIG_G_DNL_VENDOR_NUM 0x0451
 350 #define CONFIG_G_DNL_PRODUCT_NUM 0xD022
 351 #define CONFIG_G_DNL_MANUFACTURER "Texas Instruments"
 352 #endif /* CONFIG_USB_MUSB_GADGET */
 353
 354 #if defined(CONFIG_SPL_BUILD) && defined(CONFIG_SPL_USBETH_SUPPORT)
 355 /* Remove other SPL modes. */
 356 #undef CONFIG_SPL_YMODEM_SUPPORT
 357 #undef CONFIG_SPL_NAND_SUPPORT
 358 #undef CONFIG_SPL_MMC_SUPPORT
 359 #define CONFIG_ENV_IS_NOWHERE
 360 #undef CONFIG_ENV_IS_IN_NAND
 361 /* disable host part of MUSB in SPL */
 362 #undef CONFIG_USB_MUSB_HOST
 363 /* disable EFI partitions and partition UUID support */
 364 #undef CONFIG_PARTITION_UUIDS
 365 #undef CONFIG_EFI_PARTITION
 366 /* General network SPL  */
 367 #define CONFIG_SPL_NET_SUPPORT
 368 #define CONFIG_SPL_ENV_SUPPORT
 369 #define CONFIG_SPL_NET_VCI_STRING       "AM335x U-Boot SPL"
 370 #endif
 371
 372 /* USB Device Firmware Update support */
 373 #ifndef CONFIG_SPL_BUILD
 374 #define CONFIG_USB_FUNCTION_DFU
 375 #define CONFIG_DFU_MMC
 376 #define CONFIG_CMD_DFU
 377 #define DFU_ALT_INFO_MMC \
 378         "dfu_alt_info_mmc=" \
 379         "boot part 0 1;" \
 380         "rootfs part 0 2;" \
 381         "MLO fat 0 1;" \
 382         "MLO.raw raw 0x100 0x100;" \
 383         "u-boot.img.raw raw 0x300 0x400;" \
 384         "spl-os-args.raw raw 0x80 0x80;" \
 385         "spl-os-image.raw raw 0x900 0x2000;" \
 386         "spl-os-args fat 0 1;" \
 387         "spl-os-image fat 0 1;" \
 388         "u-boot.img fat 0 1;" \
 389         "uEnv.txt fat 0 1\0"
 390 #ifdef CONFIG_NAND
 391 #define CONFIG_DFU_NAND
 392 #define DFU_ALT_INFO_NAND \
 393         "dfu_alt_info_nand=" \
 394         "SPL part 0 1;" \
 395         "SPL.backup1 part 0 2;" \
 396         "SPL.backup2 part 0 3;" \
 397         "SPL.backup3 part 0 4;" \
 398         "u-boot part 0 5;" \
 399         "u-boot-spl-os part 0 6;" \
 400         "kernel part 0 8;" \
 401         "rootfs part 0 9\0"
 402 #else
 403 #define DFU_ALT_INFO_NAND ""
 404 #endif
 405 #define CONFIG_DFU_RAM
 406 #define DFU_ALT_INFO_RAM \
 407         "dfu_alt_info_ram=" \
 408         "kernel ram 0x80200000 0xD80000;" \
 409         "fdt ram 0x80F80000 0x80000;" \
 410         "ramdisk ram 0x81000000 0x4000000\0"
 411 #define DFUARGS \
 412         "dfu_alt_info_emmc=rawemmc raw 0 3751936\0" \
 413         DFU_ALT_INFO_MMC \
 414         DFU_ALT_INFO_RAM \
 415         DFU_ALT_INFO_NAND
 416 #endif
 417
 418 /*
 419  * Default to using SPI for environment, etc.
 420  * 0x000000 - 0x020000 : SPL (128KiB)
 421  * 0x020000 - 0x0A0000 : U-Boot (512KiB)
 422  * 0x0A0000 - 0x0BFFFF : First copy of U-Boot Environment (128KiB)
 423  * 0x0C0000 - 0x0DFFFF : Second copy of U-Boot Environment (128KiB)
 424  * 0x0E0000 - 0x442000 : Linux Kernel
 425  * 0x442000 - 0x800000 : Userland
 426  */
 427 #if defined(CONFIG_SPI_BOOT)
 428 /* SPL related */
 429 #undef CONFIG_SPL_OS_BOOT               /* Not supported by existing map */
 430 #define CONFIG_SPL_SPI_SUPPORT
 431 #define CONFIG_SPL_SPI_FLASH_SUPPORT
 432 #define CONFIG_SPL_SPI_LOAD
 433 #define CONFIG_SYS_SPI_U_BOOT_OFFS      0x20000
 434
 435 #define CONFIG_ENV_IS_IN_SPI_FLASH
 436 #define CONFIG_SYS_REDUNDAND_ENVIRONMENT
 437 #define CONFIG_ENV_SPI_MAX_HZ           CONFIG_SF_DEFAULT_SPEED
 438 #define CONFIG_ENV_SECT_SIZE            (4 << 10) /* 4 KB sectors */
 439 #define CONFIG_ENV_OFFSET               (768 << 10) /* 768 KiB in */
 440 #define CONFIG_ENV_OFFSET_REDUND        (896 << 10) /* 896 KiB in */
 441 #define MTDIDS_DEFAULT                  "nor0=m25p80-flash.0"
 442 #define MTDPARTS_DEFAULT                "mtdparts=m25p80-flash.0:128k(SPL)," \
 443                                         "512k(u-boot),128k(u-boot-env1)," \
 444                                         "128k(u-boot-env2),3464k(kernel)," \
 445                                         "-(rootfs)"
 446 #elif defined(CONFIG_EMMC_BOOT)
 447 #undef CONFIG_ENV_IS_NOWHERE
 448 #define CONFIG_ENV_IS_IN_MMC
 449 #define CONFIG_SPL_ENV_SUPPORT
 450 #define CONFIG_SYS_MMC_ENV_DEV          1
 451 #define CONFIG_SYS_MMC_ENV_PART         2
 452 #define CONFIG_ENV_OFFSET               0x0
 453 #define CONFIG_ENV_OFFSET_REDUND        (CONFIG_ENV_OFFSET + CONFIG_ENV_SIZE)
 454 #define CONFIG_SYS_REDUNDAND_ENVIRONMENT
 455 #endif
 456
 457 /* SPI flash. */
 458 #define CONFIG_CMD_SF
 459 #define CONFIG_SPI_FLASH_WINBOND
 460 #define CONFIG_SF_DEFAULT_SPEED         24000000
 461
 462 /* Network. */
 463 #define CONFIG_PHY_GIGE
 464 #define CONFIG_PHYLIB
 465 #define CONFIG_PHY_SMSC
 466
 467 /*
 468  * NOR Size = 16 MiB
 469  * Number of Sectors/Blocks = 128
 470  * Sector Size = 128 KiB
 471  * Word length = 16 bits
 472  * Default layout:
 473  * 0x000000 - 0x07FFFF : U-Boot (512 KiB)
 474  * 0x080000 - 0x09FFFF : First copy of U-Boot Environment (128 KiB)
 475  * 0x0A0000 - 0x0BFFFF : Second copy of U-Boot Environment (128 KiB)
 476  * 0x0C0000 - 0x4BFFFF : Linux Kernel (4 MiB)
 477  * 0x4C0000 - 0xFFFFFF : Userland (11 MiB + 256 KiB)
 478  */
 479 #if defined(CONFIG_NOR)
 480 #undef CONFIG_SYS_NO_FLASH
 481 #define CONFIG_SYS_FLASH_USE_BUFFER_WRITE
 482 #define CONFIG_SYS_FLASH_PROTECTION
 483 #define CONFIG_SYS_FLASH_CFI
 484 #define CONFIG_FLASH_CFI_DRIVER
 485 #define CONFIG_FLASH_CFI_MTD
 486 #define CONFIG_SYS_MAX_FLASH_SECT       128
 487 #define CONFIG_SYS_MAX_FLASH_BANKS      1
 488 #define CONFIG_SYS_FLASH_BASE           (0x08000000)
 489 #define CONFIG_SYS_FLASH_CFI_WIDTH      FLASH_CFI_16BIT
 490 #define CONFIG_SYS_FLASH_SIZE           0x01000000
 491 #define CONFIG_SYS_MONITOR_BASE         CONFIG_SYS_FLASH_BASE
 492 /* Reduce SPL size by removing unlikey targets */
 493 #ifdef CONFIG_NOR_BOOT
 494 #define CONFIG_ENV_IS_IN_FLASH
 495 #define CONFIG_ENV_SECT_SIZE            (128 << 10)     /* 128 KiB */
 496 #define CONFIG_ENV_OFFSET               (512 << 10)     /* 512 KiB */
 497 #define CONFIG_ENV_OFFSET_REDUND        (768 << 10)     /* 768 KiB */
 498 #define MTDIDS_DEFAULT                  "nor0=physmap-flash.0"
 499 #define MTDPARTS_DEFAULT                "mtdparts=physmap-flash.0:" \
 500                                         "512k(u-boot)," \
 501                                         "128k(u-boot-env1)," \
 502                                         "128k(u-boot-env2)," \
 503                                         "4m(kernel),-(rootfs)"
 504 #endif
 505 #endif  /* NOR support */
 506
 507 #endif  /* ! __CONFIG_AM335X_EVM_H */