diff options
Diffstat (limited to 'src/mainboard/lenovo/x201/acpi')
| -rw-r--r-- | src/mainboard/lenovo/x201/acpi/gpe.asl | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/src/mainboard/lenovo/x201/acpi/gpe.asl b/src/mainboard/lenovo/x201/acpi/gpe.asl index b160b5015f..2f0ee16695 100644 --- a/src/mainboard/lenovo/x201/acpi/gpe.asl +++ b/src/mainboard/lenovo/x201/acpi/gpe.asl @@ -27,4 +27,18 @@ Scope (\_GPE) /* Read EC register to clear wake status */ Store(\_SB.PCI0.LPCB.EC.WAKE, Local0) } + + Method (_L01, 0, NotSerialized) + { + If (\_SB.PCI0.RP04.HPCS) + { + Sleep (100) + Store (0x01, \_SB.PCI0.RP04.HPCS) + If (\_SB.PCI0.RP04.PDC) + { + Store (0x01, \_SB.PCI0.RP04.PDC) + Notify (\_SB.PCI0.RP04, 0x00) + } + } + } } |