1.\" $OpenBSD: pchgpio.4,v 1.1 2020/11/15 17:44:06 kettenis Exp $ 2.\" 3.\" Copyright (c) 2020 Mark Kettenis <kettenis@openbsd.org> 4.\" 5.\" Permission to use, copy, modify, and distribute this software for any 6.\" purpose with or without fee is hereby granted, provided that the above 7.\" copyright notice and this permission notice appear in all copies. 8.\" 9.\" THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 10.\" WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 11.\" MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 12.\" ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 13.\" WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 14.\" ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 15.\" OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 16.\" 17.Dd $Mdocdate: November 15 2020 $ 18.Dt PCHGPIO 4 19.Os 20.Sh NAME 21.Nm pchgpio 22.Nd Intel PCH GPIO controller 23.Sh SYNOPSIS 24.Cd "pchgpio* at acpi?" 25.Sh DESCRIPTION 26The 27.Nm 28driver provides support for the GPIO controllers found on Intel PCHs. 29It does not provide direct device driver entry points but makes its 30functions available to 31.Xr acpi 4 . 32.Sh SEE ALSO 33.Xr acpi 4 , 34.Xr intro 4 35.Sh HISTORY 36The 37.Nm 38driver first appeared in 39.Ox 6.9 . 40.Sh AUTHORS 41.An -nosplit 42The 43.Nm 44driver was written by 45.An Mark Kettenis Aq Mt kettenis@openbsd.org 46and 47.An James Hastings . 48