LEIOC(4) - Device Drivers Manual (loongson)

LEIOC(4) - Device Drivers Manual (loongson) #

LEIOC(4) - Device Drivers Manual (loongson)

NAME #

leioc - Loongson 3A low-end IO controller

SYNOPSIS #

leioc* at mainbus0 com* at leioc?

DESCRIPTION #

The leioc driver supports the low-end IO controller present in Loongson 3A CPU packages.

The controller provides several IO interfaces:

  • a conventional pci(4) bus
  • a Low Pin Count (LPC) bus
  • a Serial Peripheral Interface (SPI) bus
  • 16 gpio(4) pins
  • two com(4) interfaces

Currently, only the com(4) interfaces are supported by the leioc driver.

SEE ALSO #

com(4), mainbus(4)

HISTORY #

The leioc driver first appeared in OpenBSD 6.1.

OpenBSD 7.5 - November 17, 2016