uboot/configs/usb_a9263_dataflash_defconfig
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   1CONFIG_ARM=y
   2CONFIG_ARCH_CPU_INIT=y
   3CONFIG_ARCH_AT91=y
   4CONFIG_SYS_TEXT_BASE=0x23f00000
   5CONFIG_TARGET_USB_A9263=y
   6CONFIG_SYS_MALLOC_F_LEN=0x2000
   7CONFIG_NR_DRAM_BANKS=1
   8CONFIG_ENV_SIZE=0x2000
   9CONFIG_ENV_OFFSET=0x2000
  10CONFIG_ENV_SECT_SIZE=0x2000
  11CONFIG_DM_GPIO=y
  12CONFIG_DEFAULT_DEVICE_TREE="usb_a9263"
  13CONFIG_SYS_EXTRA_OPTIONS="AT91SAM9263,SYS_USE_DATAFLASH"
  14CONFIG_BOOTDELAY=3
  15CONFIG_USE_BOOTARGS=y
  16CONFIG_BOOTARGS="console=ttyS0,115200 root=/dev/mtdblock1 mtdparts=mtdparts=atmel_nand:16m(kernel)ro,120m(root1),-(root2) rw rootfstype=jffs2"
  17# CONFIG_DISPLAY_BOARDINFO is not set
  18CONFIG_HUSH_PARSER=y
  19CONFIG_SYS_PROMPT="U-Boot> "
  20# CONFIG_CMD_BDI is not set
  21# CONFIG_CMD_IMI is not set
  22# CONFIG_CMD_LOADB is not set
  23# CONFIG_CMD_LOADS is not set
  24CONFIG_CMD_NAND=y
  25# CONFIG_CMD_ITEST is not set
  26# CONFIG_CMD_SETEXPR is not set
  27CONFIG_CMD_DHCP=y
  28CONFIG_CMD_PING=y
  29CONFIG_MTDPARTS_DEFAULT="mtdparts=atmel_nand:16m(kernel)ro,120m(root1),-(root2)"
  30CONFIG_OF_CONTROL=y
  31CONFIG_ENV_IS_IN_SPI_FLASH=y
  32CONFIG_USE_ENV_SPI_MAX_HZ=y
  33CONFIG_ENV_SPI_MAX_HZ=15000000
  34CONFIG_SYS_RELOC_GD_ENV_ADDR=y
  35CONFIG_DM=y
  36CONFIG_CLK=y
  37CONFIG_CLK_AT91=y
  38CONFIG_AT91_GPIO=y
  39# CONFIG_MMC is not set
  40CONFIG_MTD=y
  41CONFIG_MTD_RAW_NAND=y
  42# CONFIG_SYS_NAND_USE_FLASH_BBT is not set
  43CONFIG_NAND_ATMEL=y
  44CONFIG_DM_SPI_FLASH=y
  45CONFIG_SPI_FLASH_ATMEL=y
  46CONFIG_SPI_FLASH_DATAFLASH=y
  47CONFIG_PINCTRL=y
  48CONFIG_PINCTRL_AT91=y
  49CONFIG_DM_SERIAL=y
  50CONFIG_ATMEL_USART=y
  51CONFIG_SPI=y
  52CONFIG_DM_SPI=y
  53