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 # define CONFIG_TIMESTAMP
  23 # define CONFIG_LZO
  24 #endif
  25
  26 #define CONFIG_SYS_BOOTM_LEN            (16 << 20)
  27
  28 #define MACH_TYPE_TIAM335EVM            3589    /* Until the next sync */
  29 #define CONFIG_MACH_TYPE                MACH_TYPE_TIAM335EVM
  30 #define CONFIG_BOARD_LATE_INIT
  31
  32 /* Clock Defines */
  33 #define V_OSCK                          24000000  /* Clock output from T2 */
  34 #define V_SCLK                          (V_OSCK)
  35
  36 /* Custom script for NOR */
  37 #define CONFIG_SYS_LDSCRIPT             "board/ti/am335x/u-boot.lds"
  38
  39 /* Always 128 KiB env size */
  40 #define CONFIG_ENV_SIZE                 (128 << 10)
  41
  42 /* Enhance our eMMC support / experience. */
  43 #define CONFIG_CMD_GPT
  44 #define CONFIG_EFI_PARTITION
  45
  46 #ifdef CONFIG_NAND
  47 #define NANDARGS \
  48         "mtdids=" MTDIDS_DEFAULT "\0" \
  49         "mtdparts=" MTDPARTS_DEFAULT "\0" \
  50         "nandargs=setenv bootargs console=${console} " \
  51                 "${optargs} " \
  52                 "root=${nandroot} " \
  53                 "rootfstype=${nandrootfstype}\0" \
  54         "nandroot=ubi0:rootfs rw ubi.mtd=NAND.file-system,2048\0" \
  55         "nandrootfstype=ubifs rootwait=1\0" \
  56         "nandboot=echo Booting from nand ...; " \
  57                 "run nandargs; " \
  58                 "nand read ${fdtaddr} NAND.u-boot-spl-os; " \
  59                 "nand read ${loadaddr} NAND.kernel; " \
  60                 "bootz ${loadaddr} - ${fdtaddr}\0"
  61 #else
  62 #define NANDARGS ""
  63 #endif
  64
  65 #define CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG
  66
  67 #define BOOTENV_DEV_LEGACY_MMC(devtypeu, devtypel, instance) \
  68         "bootcmd_" #devtypel #instance "=" \
  69         "setenv mmcdev " #instance"; "\
  70         "setenv bootpart " #instance":2 ; "\
  71         "run mmcboot\0"
  72
  73 #define BOOTENV_DEV_NAME_LEGACY_MMC(devtypeu, devtypel, instance) \
  74         #devtypel #instance " "
  75
  76 #define BOOTENV_DEV_NAND(devtypeu, devtypel, instance) \
  77         "bootcmd_" #devtypel "=" \
  78         "run nandboot\0"
  79
  80 #define BOOTENV_DEV_NAME_NAND(devtypeu, devtypel, instance) \
  81         #devtypel #instance " "
  82
  83 #define BOOT_TARGET_DEVICES(func) \
  84         func(MMC, mmc, 0) \
  85         func(LEGACY_MMC, legacy_mmc, 0) \
  86         func(MMC, mmc, 1) \
  87         func(LEGACY_MMC, legacy_mmc, 1) \
  88         func(NAND, nand, 0) \
  89         func(PXE, pxe, na) \
  90         func(DHCP, dhcp, na)
  91
  92 #define CONFIG_BOOTCOMMAND \
  93         "run findfdt; " \
  94         "run distro_bootcmd"
  95
  96 #include <config_distro_bootcmd.h>
  97
  98 #ifndef CONFIG_SPL_BUILD
  99 #define CONFIG_EXTRA_ENV_SETTINGS \
 100         DEFAULT_LINUX_BOOT_ENV \
 101         DEFAULT_MMC_TI_ARGS \
 102         "boot_fdt=try\0" \
 103         "bootpart=0:2\0" \
 104         "bootdir=/boot\0" \
 105         "bootfile=zImage\0" \
 106         "fdtfile=undefined\0" \
 107         "console=ttyO0,115200n8\0" \
 108         "partitions=" \
 109                 "uuid_disk=${uuid_gpt_disk};" \
 110                 "name=rootfs,start=2MiB,size=-,uuid=${uuid_gpt_rootfs}\0" \
 111         "optargs=\0" \
 112         "ramroot=/dev/ram0 rw\0" \
 113         "ramrootfstype=ext2\0" \
 114         "spiroot=/dev/mtdblock4 rw\0" \
 115         "spirootfstype=jffs2\0" \
 116         "spisrcaddr=0xe0000\0" \
 117         "spiimgsize=0x362000\0" \
 118         "spibusno=0\0" \
 119         "spiargs=setenv bootargs console=${console} " \
 120                 "${optargs} " \
 121                 "root=${spiroot} " \
 122                 "rootfstype=${spirootfstype}\0" \
 123         "bootenv=uEnv.txt\0" \
 124         "loadbootscript=load mmc ${mmcdev} ${loadaddr} boot.scr\0" \
 125         "bootscript=echo Running bootscript from mmc${mmcdev} ...; " \
 126                 "source ${loadaddr}\0" \
 127         "loadbootenv=load mmc ${mmcdev} ${loadaddr} ${bootenv}\0" \
 128         "importbootenv=echo Importing environment from mmc ...; " \
 129                 "env import -t -r $loadaddr $filesize\0" \
 130         "ramargs=setenv bootargs console=${console} " \
 131                 "${optargs} " \
 132                 "root=${ramroot} " \
 133                 "rootfstype=${ramrootfstype}\0" \
 134         "loadramdisk=load mmc ${mmcdev} ${rdaddr} ramdisk.gz\0" \
 135         "loadimage=load mmc ${bootpart} ${loadaddr} ${bootdir}/${bootfile}\0" \
 136         "loadfdt=load mmc ${bootpart} ${fdtaddr} ${bootdir}/${fdtfile}\0" \
 137         "mmcloados=run args_mmc; " \
 138                 "if test ${boot_fdt} = yes || test ${boot_fdt} = try; then " \
 139                         "if run loadfdt; then " \
 140                                 "bootz ${loadaddr} - ${fdtaddr}; " \
 141                         "else " \
 142                                 "if test ${boot_fdt} = try; then " \
 143                                         "bootz; " \
 144                                 "else " \
 145                                         "echo WARN: Cannot load the DT; " \
 146                                 "fi; " \
 147                         "fi; " \
 148                 "else " \
 149                         "bootz; " \
 150                 "fi;\0" \
 151         "mmcboot=mmc dev ${mmcdev}; " \
 152                 "if mmc rescan; then " \
 153                         "echo SD/MMC found on device ${mmcdev};" \
 154                         "if run loadbootscript; then " \
 155                                 "run bootscript;" \
 156                         "else " \
 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 loadimage; then " \
 166                                         "run mmcloados;" \
 167                                 "fi;" \
 168                         "fi ;" \
 169                 "fi;\0" \
 170         "spiboot=echo Booting from spi ...; " \
 171                 "run spiargs; " \
 172                 "sf probe ${spibusno}:0; " \
 173                 "sf read ${loadaddr} ${spisrcaddr} ${spiimgsize}; " \
 174                 "bootz ${loadaddr}\0" \
 175         "ramboot=echo Booting from ramdisk ...; " \
 176                 "run ramargs; " \
 177                 "bootz ${loadaddr} ${rdaddr} ${fdtaddr}\0" \
 178         "findfdt="\
 179                 "if test $board_name = A335BONE; then " \
 180                         "setenv fdtfile am335x-bone.dtb; fi; " \
 181                 "if test $board_name = A335BNLT; then " \
 182                         "if test $board_rev = BBG1; then " \
 183                                 "setenv fdtfile am335x-bonegreen.dtb; " \
 184                         "else " \
 185                                 "setenv fdtfile am335x-boneblack.dtb; " \
 186                         "fi; " \
 187                 "fi; " \
 188                 "if test $board_name = A33515BB; then " \
 189                         "setenv fdtfile am335x-evm.dtb; fi; " \
 190                 "if test $board_name = A335X_SK; then " \
 191                         "setenv fdtfile am335x-evmsk.dtb; fi; " \
 192                 "if test $fdtfile = undefined; then " \
 193                         "echo WARNING: Could not determine device tree to use; fi; \0" \
 194         NANDARGS \
 195         NETARGS \
 196         DFUARGS \
 197         BOOTENV
 198 #endif
 199
 200
 201 /* NS16550 Configuration */
 202 #define CONFIG_SYS_NS16550_COM1         0x44e09000      /* Base EVM has UART0 */
 203 #define CONFIG_SYS_NS16550_COM2         0x48022000      /* UART1 */
 204 #define CONFIG_SYS_NS16550_COM3         0x48024000      /* UART2 */
 205 #define CONFIG_SYS_NS16550_COM4         0x481a6000      /* UART3 */
 206 #define CONFIG_SYS_NS16550_COM5         0x481a8000      /* UART4 */
 207 #define CONFIG_SYS_NS16550_COM6         0x481aa000      /* UART5 */
 208 #define CONFIG_BAUDRATE                 115200
 209
 210 #define CONFIG_CMD_EEPROM
 211 #define CONFIG_ENV_EEPROM_IS_ON_I2C
 212 #define CONFIG_SYS_I2C_EEPROM_ADDR      0x50    /* Main EEPROM */
 213 #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN  2
 214
 215 /* PMIC support */
 216 #define CONFIG_POWER_TPS65217
 217 #define CONFIG_POWER_TPS65910
 218
 219 /* SPL */
 220 #ifndef CONFIG_NOR_BOOT
 221 #define CONFIG_SPL_POWER_SUPPORT
 222 #define CONFIG_SPL_YMODEM_SUPPORT
 223
 224 /* Bootcount using the RTC block */
 225 #define CONFIG_BOOTCOUNT_LIMIT
 226 #define CONFIG_BOOTCOUNT_AM33XX
 227 #define CONFIG_SYS_BOOTCOUNT_BE
 228
 229 /* USB gadget RNDIS */
 230 #define CONFIG_SPL_MUSB_NEW_SUPPORT
 231
 232 #define CONFIG_SPL_LDSCRIPT             "$(CPUDIR)/am33xx/u-boot-spl.lds"
 233 #endif
 234
 235 #ifdef CONFIG_NAND
 236 /* NAND: device related configs */
 237 #define CONFIG_SYS_NAND_5_ADDR_CYCLE
 238 #define CONFIG_SYS_NAND_PAGE_COUNT      (CONFIG_SYS_NAND_BLOCK_SIZE / \
 239                                          CONFIG_SYS_NAND_PAGE_SIZE)
 240 #define CONFIG_SYS_NAND_PAGE_SIZE       2048
 241 #define CONFIG_SYS_NAND_OOBSIZE         64
 242 #define CONFIG_SYS_NAND_BLOCK_SIZE      (128*1024)
 243 /* NAND: driver related configs */
 244 #define CONFIG_NAND_OMAP_GPMC
 245 #define CONFIG_NAND_OMAP_GPMC_PREFETCH
 246 #define CONFIG_NAND_OMAP_ELM
 247 #define CONFIG_SYS_NAND_BAD_BLOCK_POS   NAND_LARGE_BADBLOCK_POS
 248 #define CONFIG_SYS_NAND_ECCPOS          { 2, 3, 4, 5, 6, 7, 8, 9, \
 249                                          10, 11, 12, 13, 14, 15, 16, 17, \
 250                                          18, 19, 20, 21, 22, 23, 24, 25, \
 251                                          26, 27, 28, 29, 30, 31, 32, 33, \
 252                                          34, 35, 36, 37, 38, 39, 40, 41, \
 253                                          42, 43, 44, 45, 46, 47, 48, 49, \
 254                                          50, 51, 52, 53, 54, 55, 56, 57, }
 255
 256 #define CONFIG_SYS_NAND_ECCSIZE         512
 257 #define CONFIG_SYS_NAND_ECCBYTES        14
 258 #define CONFIG_SYS_NAND_ONFI_DETECTION
 259 #define CONFIG_NAND_OMAP_ECCSCHEME      OMAP_ECC_BCH8_CODE_HW
 260 #define MTDIDS_DEFAULT                  "nand0=nand.0"
 261 #define MTDPARTS_DEFAULT                "mtdparts=nand.0:" \
 262                                         "128k(NAND.SPL)," \
 263                                         "128k(NAND.SPL.backup1)," \
 264                                         "128k(NAND.SPL.backup2)," \
 265                                         "128k(NAND.SPL.backup3)," \
 266                                         "256k(NAND.u-boot-spl-os)," \
 267                                         "1m(NAND.u-boot)," \
 268                                         "128k(NAND.u-boot-env)," \
 269                                         "128k(NAND.u-boot-env.backup1)," \
 270                                         "8m(NAND.kernel)," \
 271                                         "-(NAND.file-system)"
 272 #define CONFIG_SYS_NAND_U_BOOT_OFFS     0x000c0000
 273 #undef CONFIG_ENV_IS_NOWHERE
 274 #define CONFIG_ENV_IS_IN_NAND
 275 #define CONFIG_ENV_OFFSET               0x001c0000
 276 #define CONFIG_ENV_OFFSET_REDUND        0x001e0000
 277 #define CONFIG_SYS_ENV_SECT_SIZE        CONFIG_SYS_NAND_BLOCK_SIZE
 278 /* NAND: SPL related configs */
 279 #ifdef CONFIG_SPL_NAND_SUPPORT
 280 #define CONFIG_SPL_NAND_AM33XX_BCH
 281 #endif
 282 #ifdef CONFIG_SPL_OS_BOOT
 283 #define CONFIG_CMD_SPL_NAND_OFS 0x00080000 /* os parameters */
 284 #define CONFIG_SYS_NAND_SPL_KERNEL_OFFS 0x00200000 /* kernel offset */
 285 #define CONFIG_CMD_SPL_WRITE_SIZE       0x2000
 286 #endif
 287 #endif /* !CONFIG_NAND */
 288
 289 /*
 290  * For NOR boot, we must set this to the start of where NOR is mapped
 291  * in memory.
 292  */
 293 #ifdef CONFIG_NOR_BOOT
 294 #define CONFIG_SYS_TEXT_BASE            0x08000000
 295 #endif
 296
 297 /*
 298  * USB configuration.  We enable MUSB support, both for host and for
 299  * gadget.  We set USB0 as peripheral and USB1 as host, based on the
 300  * board schematic and physical port wired to each.  Then for host we
 301  * add mass storage support and for gadget we add both RNDIS ethernet
 302  * and DFU.
 303  */
 304 #define CONFIG_USB_MUSB_DSPS
 305 #define CONFIG_ARCH_MISC_INIT
 306 #define CONFIG_USB_MUSB_GADGET
 307 #define CONFIG_USB_MUSB_PIO_ONLY
 308 #define CONFIG_USB_MUSB_DISABLE_BULK_COMBINE_SPLIT
 309 #define CONFIG_USB_GADGET
 310 #define CONFIG_USB_GADGET_DOWNLOAD
 311 #define CONFIG_USB_GADGET_DUALSPEED
 312 #define CONFIG_USB_GADGET_VBUS_DRAW     2
 313 #define CONFIG_USB_MUSB_HOST
 314 #define CONFIG_AM335X_USB0
 315 #define CONFIG_AM335X_USB0_MODE MUSB_PERIPHERAL
 316 #define CONFIG_AM335X_USB1
 317 #define CONFIG_AM335X_USB1_MODE MUSB_HOST
 318
 319 #ifndef CONFIG_SPL_USBETH_SUPPORT
 320 /* Fastboot */
 321 #define CONFIG_USB_FUNCTION_FASTBOOT
 322 #define CONFIG_CMD_FASTBOOT
 323 #define CONFIG_ANDROID_BOOT_IMAGE
 324 #define CONFIG_FASTBOOT_BUF_ADDR        CONFIG_SYS_LOAD_ADDR
 325 #define CONFIG_FASTBOOT_BUF_SIZE        0x07000000
 326
 327 /* To support eMMC booting */
 328 #define CONFIG_STORAGE_EMMC
 329 #define CONFIG_FASTBOOT_FLASH_MMC_DEV   1
 330 #endif
 331
 332 #ifdef CONFIG_USB_MUSB_HOST
 333 #define CONFIG_CMD_USB
 334 #define CONFIG_USB_STORAGE
 335 #endif
 336
 337 #ifdef CONFIG_USB_MUSB_GADGET
 338 /* Removing USB gadget and can be enabled adter adding support usb DM */
 339 #ifndef CONFIG_DM_ETH
 340 #define CONFIG_USB_ETHER
 341 #define CONFIG_USB_ETH_RNDIS
 342 #define CONFIG_USBNET_HOST_ADDR "de:ad:be:af:00:00"
 343 #endif /* CONFIG_DM_ETH */
 344
 345 /* USB TI's IDs */
 346 #define CONFIG_G_DNL_VENDOR_NUM 0x0451
 347 #define CONFIG_G_DNL_PRODUCT_NUM 0xD022
 348 #define CONFIG_G_DNL_MANUFACTURER "Texas Instruments"
 349 #endif /* CONFIG_USB_MUSB_GADGET */
 350
 351 /*
 352  * Disable MMC DM for SPL build and can be re-enabled after adding
 353  * DM support in SPL
 354  */
 355 #ifdef CONFIG_SPL_BUILD
 356 #undef CONFIG_DM_MMC
 357 #undef CONFIG_TIMER
 358 #endif
 359
 360 #if defined(CONFIG_SPL_BUILD) && defined(CONFIG_SPL_USBETH_SUPPORT)
 361 /* Remove other SPL modes. */
 362 #undef CONFIG_SPL_YMODEM_SUPPORT
 363 #undef CONFIG_SPL_NAND_SUPPORT
 364 #undef CONFIG_SPL_MMC_SUPPORT
 365 #define CONFIG_ENV_IS_NOWHERE
 366 #undef CONFIG_ENV_IS_IN_NAND
 367 /* disable host part of MUSB in SPL */
 368 #undef CONFIG_USB_MUSB_HOST
 369 /* disable EFI partitions and partition UUID support */
 370 #undef CONFIG_PARTITION_UUIDS
 371 #undef CONFIG_EFI_PARTITION
 372 /* General network SPL  */
 373 #define CONFIG_SPL_NET_SUPPORT
 374 #define CONFIG_SPL_ENV_SUPPORT
 375 #define CONFIG_SPL_NET_VCI_STRING       "AM335x U-Boot SPL"
 376 #endif
 377
 378 /* USB Device Firmware Update support */
 379 #ifndef CONFIG_SPL_BUILD
 380 #define CONFIG_USB_FUNCTION_DFU
 381 #define CONFIG_DFU_MMC
 382 #define CONFIG_CMD_DFU
 383 #define DFU_ALT_INFO_MMC \
 384         "dfu_alt_info_mmc=" \
 385         "boot part 0 1;" \
 386         "rootfs part 0 2;" \
 387         "MLO fat 0 1;" \
 388         "MLO.raw raw 0x100 0x100;" \
 389         "u-boot.img.raw raw 0x300 0x400;" \
 390         "spl-os-args.raw raw 0x80 0x80;" \
 391         "spl-os-image.raw raw 0x900 0x2000;" \
 392         "spl-os-args fat 0 1;" \
 393         "spl-os-image fat 0 1;" \
 394         "u-boot.img fat 0 1;" \
 395         "uEnv.txt fat 0 1\0"
 396 #ifdef CONFIG_NAND
 397 #define CONFIG_DFU_NAND
 398 #define DFU_ALT_INFO_NAND \
 399         "dfu_alt_info_nand=" \
 400         "SPL part 0 1;" \
 401         "SPL.backup1 part 0 2;" \
 402         "SPL.backup2 part 0 3;" \
 403         "SPL.backup3 part 0 4;" \
 404         "u-boot part 0 5;" \
 405         "u-boot-spl-os part 0 6;" \
 406         "kernel part 0 8;" \
 407         "rootfs part 0 9\0"
 408 #else
 409 #define DFU_ALT_INFO_NAND ""
 410 #endif
 411 #define CONFIG_DFU_RAM
 412 #define DFU_ALT_INFO_RAM \
 413         "dfu_alt_info_ram=" \
 414         "kernel ram 0x80200000 0xD80000;" \
 415         "fdt ram 0x80F80000 0x80000;" \
 416         "ramdisk ram 0x81000000 0x4000000\0"
 417 #define DFUARGS \
 418         "dfu_alt_info_emmc=rawemmc raw 0 3751936\0" \
 419         DFU_ALT_INFO_MMC \
 420         DFU_ALT_INFO_RAM \
 421         DFU_ALT_INFO_NAND
 422 #endif
 423
 424 /*
 425  * Default to using SPI for environment, etc.
 426  * 0x000000 - 0x020000 : SPL (128KiB)
 427  * 0x020000 - 0x0A0000 : U-Boot (512KiB)
 428  * 0x0A0000 - 0x0BFFFF : First copy of U-Boot Environment (128KiB)
 429  * 0x0C0000 - 0x0DFFFF : Second copy of U-Boot Environment (128KiB)
 430  * 0x0E0000 - 0x442000 : Linux Kernel
 431  * 0x442000 - 0x800000 : Userland
 432  */
 433 #if defined(CONFIG_SPI_BOOT)
 434 /* SPL related */
 435 #undef CONFIG_SPL_OS_BOOT               /* Not supported by existing map */
 436 #define CONFIG_SPL_SPI_SUPPORT
 437 #define CONFIG_SPL_SPI_FLASH_SUPPORT
 438 #define CONFIG_SPL_SPI_LOAD
 439 #define CONFIG_SYS_SPI_U_BOOT_OFFS      0x20000
 440
 441 #define CONFIG_ENV_IS_IN_SPI_FLASH
 442 #define CONFIG_SYS_REDUNDAND_ENVIRONMENT
 443 #define CONFIG_ENV_SPI_MAX_HZ           CONFIG_SF_DEFAULT_SPEED
 444 #define CONFIG_ENV_SECT_SIZE            (4 << 10) /* 4 KB sectors */
 445 #define CONFIG_ENV_OFFSET               (768 << 10) /* 768 KiB in */
 446 #define CONFIG_ENV_OFFSET_REDUND        (896 << 10) /* 896 KiB in */
 447 #define MTDIDS_DEFAULT                  "nor0=m25p80-flash.0"
 448 #define MTDPARTS_DEFAULT                "mtdparts=m25p80-flash.0:128k(SPL)," \
 449                                         "512k(u-boot),128k(u-boot-env1)," \
 450                                         "128k(u-boot-env2),3464k(kernel)," \
 451                                         "-(rootfs)"
 452 #elif defined(CONFIG_EMMC_BOOT)
 453 #undef CONFIG_ENV_IS_NOWHERE
 454 #define CONFIG_ENV_IS_IN_MMC
 455 #define CONFIG_SPL_ENV_SUPPORT
 456 #define CONFIG_SYS_MMC_ENV_DEV          1
 457 #define CONFIG_SYS_MMC_ENV_PART         2
 458 #define CONFIG_ENV_OFFSET               0x0
 459 #define CONFIG_ENV_OFFSET_REDUND        (CONFIG_ENV_OFFSET + CONFIG_ENV_SIZE)
 460 #define CONFIG_SYS_REDUNDAND_ENVIRONMENT
 461 #endif
 462
 463 /* SPI flash. */
 464 #define CONFIG_CMD_SF
 465 #define CONFIG_SF_DEFAULT_SPEED         24000000
 466
 467 /* Network. */
 468 #define CONFIG_PHY_GIGE
 469 #define CONFIG_PHYLIB
 470 #define CONFIG_PHY_SMSC
 471
 472 /*
 473  * NOR Size = 16 MiB
 474  * Number of Sectors/Blocks = 128
 475  * Sector Size = 128 KiB
 476  * Word length = 16 bits
 477  * Default layout:
 478  * 0x000000 - 0x07FFFF : U-Boot (512 KiB)
 479  * 0x080000 - 0x09FFFF : First copy of U-Boot Environment (128 KiB)
 480  * 0x0A0000 - 0x0BFFFF : Second copy of U-Boot Environment (128 KiB)
 481  * 0x0C0000 - 0x4BFFFF : Linux Kernel (4 MiB)
 482  * 0x4C0000 - 0xFFFFFF : Userland (11 MiB + 256 KiB)
 483  */
 484 #if defined(CONFIG_NOR)
 485 #undef CONFIG_SYS_NO_FLASH
 486 #define CONFIG_SYS_FLASH_USE_BUFFER_WRITE
 487 #define CONFIG_SYS_FLASH_PROTECTION
 488 #define CONFIG_SYS_FLASH_CFI
 489 #define CONFIG_FLASH_CFI_DRIVER
 490 #define CONFIG_FLASH_CFI_MTD
 491 #define CONFIG_SYS_MAX_FLASH_SECT       128
 492 #define CONFIG_SYS_MAX_FLASH_BANKS      1
 493 #define CONFIG_SYS_FLASH_BASE           (0x08000000)
 494 #define CONFIG_SYS_FLASH_CFI_WIDTH      FLASH_CFI_16BIT
 495 #define CONFIG_SYS_FLASH_SIZE           0x01000000
 496 #define CONFIG_SYS_MONITOR_BASE         CONFIG_SYS_FLASH_BASE
 497 /* Reduce SPL size by removing unlikey targets */
 498 #ifdef CONFIG_NOR_BOOT
 499 #define CONFIG_ENV_IS_IN_FLASH
 500 #define CONFIG_ENV_SECT_SIZE            (128 << 10)     /* 128 KiB */
 501 #define CONFIG_ENV_OFFSET               (512 << 10)     /* 512 KiB */
 502 #define CONFIG_ENV_OFFSET_REDUND        (768 << 10)     /* 768 KiB */
 503 #define MTDIDS_DEFAULT                  "nor0=physmap-flash.0"
 504 #define MTDPARTS_DEFAULT                "mtdparts=physmap-flash.0:" \
 505                                         "512k(u-boot)," \
 506                                         "128k(u-boot-env1)," \
 507                                         "128k(u-boot-env2)," \
 508                                         "4m(kernel),-(rootfs)"
 509 #endif
 510 #endif  /* NOR support */
 511
 512 #endif  /* ! __CONFIG_AM335X_EVM_H */