[coreboot-gerrit] New patch to review for coreboot: ec/google/chromeec: provide optional ASL lid switch implementation
Aaron Durbin (adurbin@chromium.org)
gerrit at coreboot.org
Fri Sep 23 23:11:30 CEST 2016
Aaron Durbin (adurbin at chromium.org) just uploaded a new patch set to gerrit, which you can find at https://review.coreboot.org/16732
-gerrit
commit 12783ca62cd49cb244e249308ff06158e81f7786
Author: Aaron Durbin <adurbin at chromium.org>
Date: Fri Sep 23 16:06:14 2016 -0500
ec/google/chromeec: provide optional ASL lid switch implementation
Instead of relying on the mainboards to provide their own LID0
ACPI device, provide the infrastructure so that the mainboards
can signal to the EC ASL code to provide the default lid switch
implementation.
BUG=chrome-os-partner:56677
Change-Id: Ie43b1c4f8522db1245f1f479bfdb685d3066121d
Signed-off-by: Aaron Durbin <adurbin at chromium.org>
---
src/ec/google/chromeec/acpi/ec.asl | 24 ++++++++++++++++++++++++
1 file changed, 24 insertions(+)
diff --git a/src/ec/google/chromeec/acpi/ec.asl b/src/ec/google/chromeec/acpi/ec.asl
index db3fff7..b182766 100644
--- a/src/ec/google/chromeec/acpi/ec.asl
+++ b/src/ec/google/chromeec/acpi/ec.asl
@@ -68,6 +68,22 @@ Device (EC0)
#include "emem.asl"
}
+#ifdef EC_ENABLE_LID_SWITCH
+ /* LID Switch */
+ Device (LID0)
+ {
+ Name (_HID, EisaId ("PNP0C0D"))
+ Method (_LID, 0)
+ {
+ Return (^^LIDS)
+ }
+
+#ifdef EC_ENABLE_WAKE_PIN
+ Name (_PRW, Package () { EC_ENABLE_WAKE_PIN, 0x5 })
+#endif
+ }
+#endif
+
Method (TINS, 1, Serialized)
{
Switch (ToInteger (Arg0))
@@ -150,7 +166,11 @@ Device (EC0)
{
Store ("EC: LID CLOSE", Debug)
Store (LIDS, \LIDS)
+#ifdef EC_ENABLE_LID_SWITCH
+ Notify (LID0, 0x80)
+#else
Notify (\_SB.LID0, 0x80)
+#endif
}
// Lid Open Event
@@ -158,7 +178,11 @@ Device (EC0)
{
Store ("EC: LID OPEN", Debug)
Store (LIDS, \LIDS)
+#ifdef EC_ENABLE_LID_SWITCH
+ Notify (LID0, 0x80)
+#else
Notify (\_SB.LID0, 0x80)
+#endif
}
// Power Button
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