NAME

ufmUSB driver for Cypress Semiconductor FM Radio

SYNOPSIS

To compile this driver into the kernel, place the following line in your kernel configuration file:
device ufm
Alternatively, to load the driver as a module at boot time, place the following line in loader.conf(5):
ufm_load="YES"

DEPRECATION NOTICE

The ufm driver is not present in FreeBSD 13.0 and later.

DESCRIPTION

The ufm driver provides support for the D-Link/GEMTEK FM tuner. The USB interface chip is the common Cypress 63001, and the tuner is a Philips TEA5757 radio chip that uses a serial interface to set the tuner parameters. This design is used in the D-Link DSB-R100 USB Radio.
The ufm device must be configured in the kernel, along with usb(4) and one of the uhci(4) or ohci(4) controllers.
Subsequently, the /dev/ufm0 device can be used by userland applications.

FILES

/dev/ufm0
blocking device node

SEE ALSO

ohci(4), uhci(4), usb(4)

AUTHORS

The ufm driver was written by M. Warner Losh <[email protected]> for FreeBSD.

Recommended readings

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