config USB_SI470X tristate "Silicon Labs Si470x FM Radio Receiver support with USB" depends on USB && RADIO_SI470X ---help--- This is a driver for USB devices with the Silicon Labs SI470x chip. Currently these devices are known to work: - 10c4:818a: Silicon Labs USB FM Radio Reference Design - 06e1:a155: ADS/Tech FM Radio Receiver (formerly Instant FM Music) - 1b80:d700: KWorld USB FM Radio SnapMusic Mobile 700 (FM700) - 10c5:819a: Sanei Electric FM USB Radio (aka DealExtreme.com PCear) Sound is provided by the ALSA USB Audio/MIDI driver. Therefore if you don't want to use the device solely for RDS receiving, it is recommended to also select SND_USB_AUDIO. Please have a look at the documentation, especially on how to redirect the audio stream from the radio to your sound device: Documentation/video4linux/si470x.txt Say Y here if you want to connect this type of radio to your computer's USB port. To compile this driver as a module, choose M here: the module will be called radio-usb-si470x. config I2C_SI470X tristate "Silicon Labs Si470x FM Radio Receiver support with I2C" depends on I2C && RADIO_SI470X && !USB_SI470X ---help--- This is a driver for I2C devices with the Silicon Labs SI470x chip. Say Y here if you want to connect this type of radio to your computer's I2C port. To compile this driver as a module, choose M here: the module will be called radio-i2c-si470x.