2 # CAIF physical drivers
5 comment "CAIF transport drivers"
8 tristate "CAIF TTY transport driver"
12 The CAIF TTY transport driver is a Line Discipline (ldisc)
13 identified as N_CAIF. When this ldisc is opened from user space
14 it will redirect the TTY's traffic into the CAIF stack.
17 tristate "CAIF SPI transport driver for slave interface"
18 depends on CAIF && HAS_DMA
21 The CAIF Link layer SPI Protocol driver for Slave SPI interface.
22 This driver implements a platform driver to accommodate for a
23 platform specific SPI device. A sample CAIF SPI Platform device is
24 provided in Documentation/networking/caif/spi_porting.txt
27 bool "Next command and length in start of frame"
28 depends on CAIF_SPI_SLAVE
31 Putting the next command and length in the start of the frame can
32 help to synchronize to the next transfer in case of over or under-runs.
33 This option also needs to be enabled on the modem.
36 tristate "CAIF shared memory protocol driver"
37 depends on CAIF && U5500_MBOX
40 The CAIF shared memory protocol driver for the STE UX5500 platform.
43 tristate "CAIF HSI transport driver"
47 The caif low level driver for CAIF over HSI.
48 Be aware that if you enable this then you also need to
49 enable a low-level HSI driver.