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SFGPIO(4) Device Drivers Manual (riscv64) SFGPIO(4)

sfgpioSiFive GPIO controller

sfgpio* at fdt?

The sfgpio driver provides support for the GPIO ports found on SiFive SoCs. It does not provide direct device driver entry points but makes its functions available to other drivers.


The sfgpio driver first appeared in OpenBSD 7.2.

The sfgpio driver was written by Mark Kettenis <>.

May 30, 2022 OpenBSD-current