NAME

amdgpio — AMD GPIO Controller

SYNOPSIS

amdgpio* at acpi?
gpio* at gpiobus?

DESCRIPTION

amdgpio provides a gpio(4) interface for the following AMD chipsets:

• AMD Ryzen 7 5800U with Radeon Graphics
• AMD Ryzen 7 8840HS with Radeon 780M Graphics

The driver supports pin configuration flags

• 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 amdgpio driver first appeared in NetBSD 11.0.

AUTHORS

The amdgpio driver is derived from qcomgpio(4) and OpenBSD's amdgpio(4). Man page was written by Ryo ONODERA <ryoon@NetBSD.org>.