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diff --git a/src/mainboard/google/samus/acpi/mainboard.asl b/src/mainboard/google/samus/acpi/mainboard.asl
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+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2013 Google Inc.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; version 2 of
+ * the License.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,
+ * MA 02110-1301 USA
+ */
+
+#include <mainboard/google/samus/onboard.h>
+
+Scope (\_SB)
+{
+ Device (LID0)
+ {
+ Name(_HID, EisaId("PNP0C0D"))
+ Method(_LID, 0)
+ {
+ Store (\_SB.PCI0.LPCB.EC0.LIDS, \LIDS)
+ Return (\LIDS)
+ }
+
+ // There is no GPIO for LID, the EC pulses WAKE# pin instead.
+ // There is no GPE for WAKE#, so fake it with PCI_EXP_WAKE
+ Name (_PRW, Package(){ 0x69, 5 }) // PCI_EXP
+ }
+
+ Device (PWRB)
+ {
+ Name(_HID, EisaId("PNP0C0C"))
+ }
+
+ Device (TPAD)
+ {
+ Name (_ADR, 0x0)
+ Name (_UID, 1)
+
+ // Report as a Sleep Button device so Linux will
+ // automatically enable it as a wake source
+ Name (_HID, EisaId("PNP0C0E"))
+
+ Name (_CRS, ResourceTemplate()
+ {
+ Interrupt (ResourceConsumer, Edge, ActiveLow)
+ {
+ BOARD_TRACKPAD_IRQ
+ }
+
+ VendorShort (ADDR)
+ {
+ BOARD_TRACKPAD_I2C_ADDR
+ }
+ })
+
+ Name (_PRW, Package() { BOARD_TRACKPAD_WAKE_GPIO, 0x3 })
+
+ Method (_DSW, 3, NotSerialized)
+ {
+ Store (BOARD_TRACKPAD_WAKE_GPIO, Local0)
+
+ If (LEqual (Arg0, 1)) {
+ // Enable GPIO as wake source
+ \_SB.PCI0.LPCB.GWAK (Local0)
+ }
+ }
+ }
+
+ Device (TSCR)
+ {
+ Name (_ADR, 0x0)
+ Name (_UID, 2)
+
+ // Report as a Sleep Button device so Linux will
+ // automatically enable it as a wake source
+ Name (_HID, EisaId("PNP0C0E"))
+
+ Name (_CRS, ResourceTemplate()
+ {
+ Interrupt (ResourceConsumer, Edge, ActiveLow)
+ {
+ BOARD_TOUCHSCREEN_IRQ
+ }
+
+ VendorShort (ADDR)
+ {
+ BOARD_TOUCHSCREEN_I2C_ADDR
+ }
+ })
+
+ Name (_PRW, Package() { BOARD_TOUCHSCREEN_WAKE_GPIO, 0x3 })
+
+ Method (_DSW, 3, NotSerialized)
+ {
+ Store (BOARD_TOUCHSCREEN_WAKE_GPIO, Local0)
+
+ If (LEqual (Arg0, 1)) {
+ // Enable GPIO as wake source
+ \_SB.PCI0.LPCB.GWAK (Local0)
+ }
+ }
+ }
+}