diff options
Diffstat (limited to 'drivers/mci/Kconfig')
| -rw-r--r-- | drivers/mci/Kconfig | 23 |
1 files changed, 20 insertions, 3 deletions
diff --git a/drivers/mci/Kconfig b/drivers/mci/Kconfig index 0d5a0e0814..6ed21cd2a4 100644 --- a/drivers/mci/Kconfig +++ b/drivers/mci/Kconfig @@ -1,7 +1,6 @@ menuconfig MCI bool "MCI drivers " - select ATA - select ATA_DISK + select DISK help Add support for MCI drivers, used to handle MMC and SD cards @@ -28,7 +27,7 @@ config MCI_INFO config MCI_WRITE bool "Support writing to MCI cards" default y - select ATA_WRITE + select DISK_WRITE comment "--- MCI host drivers ---" @@ -80,4 +79,22 @@ config MCI_ATMEL Enable this entry to add support to read and write SD cards on a Atmel AT91. +config MCI_SPI + bool "MMC/SD over SPI" + depends on SPI + help + Some systems access MMC/SD/SDIO cards using a SPI controller + instead of using a "native" MMC/SD/SDIO controller. This has a + disadvantage of being relatively high overhead, but a compensating + advantage of working on many systems without dedicated MMC/SD/SDIO + controllers. + +config MMC_SPI_CRC_ON + bool "Enable CRC protection for transfers" + select CRC7 + select CRC16 + depends on MCI_SPI + help + Enable CRC protection for transfers + endif |