1.\" $OpenBSD: leioc.4,v 1.1 2016/11/17 15:06:16 visa Exp $ 2.\" 3.\" Copyright (c) 2016 Visa Hankala 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 17 2016 $ 18.Dt LEIOC 4 loongson 19.Os 20.Sh NAME 21.Nm leioc 22.Nd Loongson 3A low-end IO controller 23.Sh SYNOPSIS 24.Cd "leioc* at mainbus0" 25.Cd "com* at leioc?" 26.Sh DESCRIPTION 27The 28.Nm 29driver supports the low-end IO controller present in Loongson 3A CPU packages. 30.Pp 31The controller provides several IO interfaces: 32.Pp 33.Bl -dash -compact -offset indent 34.It 35a conventional 36.Xr pci 4 37bus 38.It 39a Low Pin Count 40.Pq LPC 41bus 42.It 43a Serial Peripheral Interface 44.Pq SPI 45bus 46.It 4716 48.Xr gpio 4 49pins 50.It 51two 52.Xr com 4 53interfaces 54.El 55.Pp 56Currently, only the 57.Xr com 4 58interfaces are supported by the 59.Nm 60driver. 61.Sh SEE ALSO 62.Xr com 4 , 63.Xr mainbus 4 64.Sh HISTORY 65The 66.Nm 67driver first appeared in 68.Ox 6.1 . 69