FreeBSD manual
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BYTGPIO(4) FreeBSD Kernel Interfaces Manual BYTGPIO(4)
NAME
bytgpio - Intel Bay Trail SoC GPIO controller
SYNOPSIS
device gpio
device bytgpio
DESCRIPTION
The bytgpio is a driver for GPIO controller that can be found in Intel's
Bay Trail SoC family.
Bay Trail SoC has three banks of GPIO pins exposed to userland as
/dev/gpiocN, where N is 0, 1, and 2. Pins in each bank are pre-named to
match names on boards schematics: GPIO_S0_SCnn, GPIO_S0_NCnn, and
GPIO_S5_nn.
SEE ALSO
gpio(3), gpio(4), gpioctl(8)
HISTORY
The bytgpio manual page first appeared in FreeBSD 11.1.
AUTHORS
This driver and man page was written by Oleksandr Tymoshenko
<gonzo@FreeBSD.org>.
FreeBSD 14.0-RELEASE-p6 May 9, 2017 FreeBSD 14.0-RELEASE-p6