xref: /dragonfly/share/man/man4/ufm.4 (revision 0fdb7d01)
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27.Dd November 7, 2003
28.Dt UFM 4
29.Os
30.Sh NAME
31.Nm ufm
32.Nd USB driver for Cypress Semiconductor FM Radio
33.Sh SYNOPSIS
34.Cd "device ufm"
35.Sh DESCRIPTION
36The
37.Nm
38driver provides support for the D-Link/GEMTEK FM tuner.
39The USB interface chip is the common Cypress 63001, and the tuner is a
40Philips TEA5757 radio chip that uses a serial interface to set the
41tuner parameters.
42This design is used in the D-Link DSB-R100 USB Radio.
43.Pp
44The
45.Nm
46device must be configured in the kernel, along with
47.Xr usb 4
48and one of the
49.Xr uhci 4
50or
51.Xr ohci 4
52controllers.
53.Pp
54Subsequently, the
55.Pa /dev/ufm0
56device can be used by userland applications.
57.Sh FILES
58.Bl -tag -width ".Pa /dev/ufm0" -compact
59.It Pa /dev/ufm0
60blocking device node
61.El
62.Sh SEE ALSO
63.Xr ohci 4 ,
64.Xr uhci 4 ,
65.Xr usb 4
66.Sh AUTHORS
67.An -nosplit
68The
69.Nm
70driver was written by
71.An M. Warner Losh Aq Mt imp@FreeBSD.org
72for
73.Fx .
74