[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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