CONFIG_SPI_DW_ACCESS_WORD_ONLY

DesignWare SPI only allows word access

Type: bool

Help

In some case, e.g. ARC HS Development kit, the peripheral space of DesignWare SPI only allows word access, byte access will raise exception.

Direct dependencies

(SPI_DW && SPI && BOARD_HSDK) || (SPI_DW && SPI_DW && SPI)

(Includes any dependencies from ifs and menus.)

Default

  • y

Kconfig definitions

At boards/arc/hsdk/Kconfig.defconfig:36

Included via Kconfig:8Kconfig.zephyr:26

Menu path: (Top)

config SPI_DW_ACCESS_WORD_ONLY
    bool
    default y
    depends on SPI_DW && SPI && BOARD_HSDK

At drivers/spi/Kconfig.dw:35

Included via Kconfig:8Kconfig.zephyr:40drivers/Kconfig:34drivers/spi/Kconfig:221

Menu path: (Top) → Device Drivers → SPI hardware bus support → Designware SPI controller driver

config SPI_DW_ACCESS_WORD_ONLY
    bool "DesignWare SPI only allows word access"
    depends on SPI_DW && SPI_DW && SPI
    help
      In some case, e.g. ARC HS Development kit, the peripheral space of
      DesignWare SPI only allows word access, byte access will raise
      exception.

(The ‘depends on’ condition includes propagated dependencies from ifs and menus.)