linux-phytium/drivers/media/pci/cx25821/Kconfig

config VIDEO_CX25821
	tristate "Conexant cx25821 support"
	depends on VIDEO_DEV && PCI && I2C
	select I2C_ALGOBIT
	select VIDEOBUF2_DMA_SG
	---help---
	  This is a video4linux driver for Conexant 25821 based
	  TV cards.

	  To compile this driver as a module, choose M here: the
	  module will be called cx25821

config VIDEO_CX25821_ALSA
	tristate "Conexant 25821 DMA audio support"
	depends on VIDEO_CX25821 && SND
	select SND_PCM
	---help---
	  This is a video4linux driver for direct (DMA) audio on
	  Conexant 25821 based capture cards using ALSA.

	  It only works with boards with function 01 enabled.
	  To check if your board supports, use lspci -n.
	  If supported, you should see 14f1:8801 or 14f1:8811
	  PCI device.

	  To compile this driver as a module, choose M here: the
	  module will be called cx25821-alsa.