IGPIO(4) FreeBSD Kernel Interfaces Manual IGPIO(4)
NAME
igpio - Intel GPIO Controller
SYNOPSIS
igpio* at acpi?
gpio* at gpiobus?
DESCRIPTION
igpio provides a gpio(4) interface for the following Intel chipsets:
Alder Lake-N
Alder Lake-P
Alder Lake-S
Cannon Lake-H
Cannon Lake-LP
Cedarfork
Coffee Lake-S
Denverton
Emmitsburg
Gemini Lake
Ice Lake-LP
Ice Lake-N
Jasper Lake
Lakefield
Lewisburg
Raptor Lake-S
Sunrisepoint-H
Sunrisepoint-LP
Tiger Lake-H
Tiger Lake-LP
Support for Baytrail, Broxton, Cherryview and Lynxpoint are not enabled
yet.
The driver supports GPIO_PIN_INPUT, GPIO_PIN_OUTPUT, GPIO_PIN_INOUT,
GPIO_PIN_ININ, GPIO_PIN_PULLUP, GPIO_PIN_PULLDOWN, and interrupt
capabilies GPIO_INTR_POS_EDGE, GPIO_INTR_NEG_EDGE, GPIO_INTR_DOUBLE_EDGE,
GPIO_INTR_HIGH_LEVEL, GPIO_INTR_LOW_LEVEL.
SEE ALSO
gpio(4)
HISTORY
The igpio driver first appeared in NetBSD 10.0.
AUTHORS
The igpio driver and man page was written by Emmanuel Dreyfus
<
[email protected]>.
FreeBSD 14.1-RELEASE-p8 February 27, 2023 FreeBSD 14.1-RELEASE-p8