[coreboot] [PATCH 2/2] X60: Clear EC events when wake GPE is triggered
Sven Schnelle
svens at stackframe.org
Tue Mar 15 09:41:12 CET 2011
Signed-off-by: Sven Schnelle <svens at stackframe.org>
---
src/mainboard/lenovo/x60/acpi/ec.asl | 2 ++
src/mainboard/lenovo/x60/acpi/gpe.asl | 8 ++++++++
2 files changed, 10 insertions(+), 0 deletions(-)
diff --git a/src/mainboard/lenovo/x60/acpi/ec.asl b/src/mainboard/lenovo/x60/acpi/ec.asl
index ec5c6ab..7e2b94d 100644
--- a/src/mainboard/lenovo/x60/acpi/ec.asl
+++ b/src/mainboard/lenovo/x60/acpi/ec.asl
@@ -37,6 +37,8 @@ Device(EC)
Offset (0x3B),
, 1,
KBLT, 1, /* Keyboard Light */
+ Offset (0x4e),
+ WAKE, 16,
Offset (0x78),
TMP0, 8, /* Thermal Zone 0 temperature */
TMP1, 8, /* Thermal Zone 1 temperature */
diff --git a/src/mainboard/lenovo/x60/acpi/gpe.asl b/src/mainboard/lenovo/x60/acpi/gpe.asl
index e69de29..1c5d1bd 100644
--- a/src/mainboard/lenovo/x60/acpi/gpe.asl
+++ b/src/mainboard/lenovo/x60/acpi/gpe.asl
@@ -0,0 +1,8 @@
+Scope (\_GPE)
+{
+ Method(_L18, 0, NotSerialized)
+ {
+ /* Read EC register to clear wake status */
+ Store(\_SB.PCI0.LPCB.EC.WAKE, Local0)
+ }
+}
--
1.7.4.1
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