nuttx/drivers/mmcsd/Kconfig

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#
# For a description of the syntax of this configuration file,
# see misc/tools/kconfig-language.txt.
#
config MMCSD_NSLOTS
int "Number of MMC/SD slots"
default 1
---help---
Number of MMC/SD slots supported by the
driver. Default is one.
config MMCSD_READONLY
bool "Disable MMC/SD write access"
default n
---help---
Provide read-only access. Default is
Read/Write
config MMCSD_MULTIBLOCK_DISABLE
bool "Disable MMC/SD multiblock transfer"
default n
---help---
Use only the single block transfer method.
This setting is used to work around buggy SDIO drivers that cannot handle
multiple block transfers.
config MMCSD_MMCSUPPORT
bool "MMC cards support"
default y
---help---
Enable support for MMC cards
config MMCSD_HAVECARDDETECT
bool "MMC/SD card detection"
default y
---help---
SDIO driver card detection is
100% accurate
config MMCSD_SPI
bool "MMC/SD spi transfer support"
default y
config MMCSD_SPICLOCK
int "MMC/SD maximum SPI clock"
default 20000000
depends on MMCSD_SPI
---help---
Maximum SPI clock to drive MMC/SD card.
Default is 20MHz.
config MMCSD_SDIO
bool "MMC/SD sdio transfer support"
default y
if MMCSD_SDIO
config SDIO_DMA
bool "SDIO dma support"
default n
---help---
SDIO driver supports DMA
config SDIO_MUXBUS
bool "SDIO bus share support"
default n
---help---
Set this SDIO interface if the SDIO interface
or hardware resources are shared with other drivers.
config SDIO_WIDTH_D1_ONLY
bool "SDIO 1-bit transfer"
default n
---help---
Select 1-bit transfer mode. Default:
4-bit transfer mode.
endif