# # CAIF physical drivers # comment "CAIF transport drivers" config CAIF_TTY tristate "CAIF TTY transport driver" depends on CAIF default n ---help--- The CAIF TTY transport driver is a Line Discipline (ldisc) identified as N_CAIF. When this ldisc is opened from user space it will redirect the TTY's traffic into the CAIF stack. config CAIF_SPI_SLAVE tristate "CAIF SPI transport driver for slave interface" depends on CAIF && HAS_DMA default n ---help--- The CAIF Link layer SPI Protocol driver for Slave SPI interface. This driver implements a platform driver to accommodate for a platform specific SPI device. A sample CAIF SPI Platform device is provided in Documentation/networking/caif/spi_porting.txt config CAIF_SPI_SYNC bool "Next command and length in start of frame" depends on CAIF_SPI_SLAVE default n ---help--- Putting the next command and length in the start of the frame can help to synchronize to the next transfer in case of over or under-runs. This option also needs to be enabled on the modem. config CAIF_SHM tristate "CAIF shared memory protocol driver" depends on CAIF && U5500_MBOX default n ---help--- The CAIF shared memory protocol driver for the STE UX5500 platform.