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-rw-r--r--src/mainboard/lenovo/l520/acpi/platform.asl5
1 files changed, 5 insertions, 0 deletions
diff --git a/src/mainboard/lenovo/l520/acpi/platform.asl b/src/mainboard/lenovo/l520/acpi/platform.asl
index c7aea622b2..2d016faa9d 100644
--- a/src/mainboard/lenovo/l520/acpi/platform.asl
+++ b/src/mainboard/lenovo/l520/acpi/platform.asl
@@ -19,6 +19,11 @@ Method(_WAK,1)
/* ME may not be up yet. */
Store (0, \_TZ.MEB1)
Store (0, \_TZ.MEB2)
+
+ /* Wake the HKEY to init BT/WWAN */
+ \_SB.PCI0.LPCB.EC.HKEY.WAKE (Arg0)
+
+ /* Not implemented. */
Return(Package(){0,0})
}