Aaron Durbin (adurbin@chromium.org) just uploaded a new patch set to gerrit, which you can find at https://review.coreboot.org/16732
-gerrit
commit 17090335635be4aef14fe457bfb3a5e908f2042d Author: Aaron Durbin adurbin@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@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