src/mainboard/pcengines/apu1/acpi/gpio.asl

   1 /* SPDX-License-Identifier: GPL-2.0-only */
   2
   3 /*
   4  * Based on the example of Mika Westerberg: https://lwn.net/Articles/612062/
   5  */
   6
   7 Scope (\_SB.PCI0.SBUS)
   8 {
   9         Device (GPIO)
  10         {
  11                 Name (_HID, "PRP0001")
  12
  13                 Name (_CRS, ResourceTemplate () {
  14                         /* ACPI_MMIO_BASE + gpio offset */
  15                         Memory32Fixed(ReadWrite, 0xFED80100, 0x0000100)
  16                 })
  17
  18                 Name (_DSD, Package () {
  19                         ToUUID("daffd814-6eba-4d8c-8a91-bc9bbf4aa301"),
  20                         Package () {
  21                                 Package () {"compatible", Package () {"gpio-sb8xx"}},
  22                         }
  23                 })
  24         }
  25 }