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-rw-r--r--src/mainboard/google/link/acpi/chromeos.asl23
-rw-r--r--src/mainboard/google/link/acpi/ec.asl24
-rw-r--r--src/mainboard/google/link/acpi/ivybridge_pci_irqs.asl69
-rw-r--r--src/mainboard/google/link/acpi/mainboard.asl103
-rw-r--r--src/mainboard/google/link/acpi/platform.asl88
-rw-r--r--src/mainboard/google/link/acpi/sandybridge_pci_irqs.asl69
-rw-r--r--src/mainboard/google/link/acpi/superio.asl29
-rw-r--r--src/mainboard/google/link/acpi/thermal.asl219
-rw-r--r--src/mainboard/google/link/acpi/video.asl43
9 files changed, 667 insertions, 0 deletions
diff --git a/src/mainboard/google/link/acpi/chromeos.asl b/src/mainboard/google/link/acpi/chromeos.asl
new file mode 100644
index 0000000000..2f167d9d57
--- /dev/null
+++ b/src/mainboard/google/link/acpi/chromeos.asl
@@ -0,0 +1,23 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2011 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
+ */
+
+Name(OIPG, Package() {
+ Package() { 0x001, 0, 9, "PantherPoint" }, // recovery button
+ Package() { 0x003, 1, 57, "PantherPoint" }, // firmware write protect
+})
diff --git a/src/mainboard/google/link/acpi/ec.asl b/src/mainboard/google/link/acpi/ec.asl
new file mode 100644
index 0000000000..dc4f2b9c97
--- /dev/null
+++ b/src/mainboard/google/link/acpi/ec.asl
@@ -0,0 +1,24 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2012 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
+ */
+
+/* mainboard configuration */
+#include "../ec.h"
+
+/* ACPI code for EC functions */
+#include "../../../../ec/google/chromeec/acpi/ec.asl"
diff --git a/src/mainboard/google/link/acpi/ivybridge_pci_irqs.asl b/src/mainboard/google/link/acpi/ivybridge_pci_irqs.asl
new file mode 100644
index 0000000000..dd32379fac
--- /dev/null
+++ b/src/mainboard/google/link/acpi/ivybridge_pci_irqs.asl
@@ -0,0 +1,69 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2007-2009 coresystems GmbH
+ *
+ * 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
+ */
+
+/* This is board specific information: IRQ routing for IvyBridge */
+
+// PCI Interrupt Routing
+Method(_PRT)
+{
+ If (PICM) {
+ Return (Package() {
+ // Onboard graphics (IGD) 0:2.0
+ Package() { 0x0002ffff, 0, 0, 16 },
+ // High Definition Audio 0:1b.0
+ Package() { 0x001bffff, 0, 0, 22 },
+ // PCIe Root Ports 0:1c.x
+ Package() { 0x001cffff, 0, 0, 19 },
+ Package() { 0x001cffff, 1, 0, 20 },
+ Package() { 0x001cffff, 2, 0, 17 },
+ Package() { 0x001cffff, 3, 0, 18 },
+ // EHCI #1 0:1d.0
+ Package() { 0x001dffff, 0, 0, 19 },
+ // EHCI #2 0:1a.0
+ Package() { 0x001affff, 0, 0, 20 },
+ // LPC devices 0:1f.0
+ Package() { 0x001fffff, 0, 0, 21 },
+ Package() { 0x001fffff, 1, 0, 22 },
+ Package() { 0x001fffff, 2, 0, 23 },
+ Package() { 0x001fffff, 3, 0, 16 },
+ })
+ } Else {
+ Return (Package() {
+ // Onboard graphics (IGD) 0:2.0
+ Package() { 0x0002ffff, 0, \_SB.PCI0.LPCB.LNKA, 0 },
+ // High Definition Audio 0:1b.0
+ Package() { 0x001bffff, 0, \_SB.PCI0.LPCB.LNKG, 0 },
+ // PCIe Root Ports 0:1c.x
+ Package() { 0x001cffff, 0, \_SB.PCI0.LPCB.LNKD, 0 },
+ Package() { 0x001cffff, 1, \_SB.PCI0.LPCB.LNKE, 0 },
+ Package() { 0x001cffff, 2, \_SB.PCI0.LPCB.LNKB, 0 },
+ Package() { 0x001cffff, 3, \_SB.PCI0.LPCB.LNKC, 0 },
+ // EHCI #1 0:1d.0
+ Package() { 0x001dffff, 0, \_SB.PCI0.LPCB.LNKD, 0 },
+ // EHCI #2 0:1a.0
+ Package() { 0x001affff, 0, \_SB.PCI0.LPCB.LNKE, 0 },
+ // LPC device 0:1f.0
+ Package() { 0x001fffff, 0, \_SB.PCI0.LPCB.LNKF, 0 },
+ Package() { 0x001fffff, 1, \_SB.PCI0.LPCB.LNKG, 0 },
+ Package() { 0x001fffff, 2, \_SB.PCI0.LPCB.LNKH, 0 },
+ Package() { 0x001fffff, 3, \_SB.PCI0.LPCB.LNKA, 0 },
+ })
+ }
+}
+
diff --git a/src/mainboard/google/link/acpi/mainboard.asl b/src/mainboard/google/link/acpi/mainboard.asl
new file mode 100644
index 0000000000..a2778a0e1a
--- /dev/null
+++ b/src/mainboard/google/link/acpi/mainboard.asl
@@ -0,0 +1,103 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2011 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
+ */
+
+Scope (\_SB) {
+ Device (LID0)
+ {
+ Name(_HID, EisaId("PNP0C0D"))
+ Method(_LID, 0)
+ {
+ Store (\_SB.PCI0.LPCB.EC0.LIDS, \LIDS)
+ Return (\LIDS)
+ }
+
+ // EC_LID_OUT is GPIO15
+ Name(_PRW, Package(){0x1f, 0x05})
+ }
+
+ 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"))
+
+ // Trackpad Wake is GPIO12
+ Name(_PRW, Package(){0x1c, 0x03})
+
+ Name(_CRS, ResourceTemplate()
+ {
+ // PIRQE -> GSI20
+ Interrupt (ResourceConsumer, Edge, ActiveLow) {20}
+
+ // SMBUS Address 0x4b
+ VendorShort (ADDR) {0x4b}
+ })
+ }
+
+ 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"))
+
+ // Touchscreen Wake is GPIO14
+ Name(_PRW, Package(){0x1e, 0x03})
+
+ Name(_CRS, ResourceTemplate()
+ {
+ // PIRQG -> GSI22
+ Interrupt (ResourceConsumer, Edge, ActiveLow) {22}
+
+ // SMBUS Address 0x4a
+ VendorShort (ADDR) {0x4a}
+ })
+ }
+
+ // Keyboard Backlight interface via EC
+ Device (KBLT) {
+ Name (_HID, EisaId("GGL0002"))
+ Name (_UID, 1)
+ Name (_ADR, 0)
+
+ // Read current backlight value
+ Method (KBQC, 0)
+ {
+ Return (\_SB.PCI0.LPCB.EC0.KBLV)
+ }
+
+ // Write new backlight value
+ Method (KBCM, 1)
+ {
+ Store (Arg0, \_SB.PCI0.LPCB.EC0.KBLV)
+ }
+ }
+}
diff --git a/src/mainboard/google/link/acpi/platform.asl b/src/mainboard/google/link/acpi/platform.asl
new file mode 100644
index 0000000000..8dec08d955
--- /dev/null
+++ b/src/mainboard/google/link/acpi/platform.asl
@@ -0,0 +1,88 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2012 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
+ */
+
+/* The APM port can be used for generating software SMIs */
+
+OperationRegion (APMP, SystemIO, 0xb2, 2)
+Field (APMP, ByteAcc, NoLock, Preserve)
+{
+ APMC, 8, // APM command
+ APMS, 8 // APM status
+}
+
+/* Port 80 POST */
+
+OperationRegion (POST, SystemIO, 0x80, 1)
+Field (POST, ByteAcc, Lock, Preserve)
+{
+ DBG0, 8
+}
+
+/* SMI I/O Trap */
+Method(TRAP, 1, Serialized)
+{
+ Store (Arg0, SMIF) // SMI Function
+ Store (0, TRP0) // Generate trap
+ Return (SMIF) // Return value of SMI handler
+}
+
+/* The _PIC method is called by the OS to choose between interrupt
+ * routing via the i8259 interrupt controller or the APIC.
+ *
+ * _PIC is called with a parameter of 0 for i8259 configuration and
+ * with a parameter of 1 for Local Apic/IOAPIC configuration.
+ */
+
+Method(_PIC, 1)
+{
+ // Remember the OS' IRQ routing choice.
+ Store(Arg0, PICM)
+}
+
+/* The _PTS method (Prepare To Sleep) is called before the OS is
+ * entering a sleep state. The sleep state number is passed in Arg0
+ */
+
+Method(_PTS,1)
+{
+ /* Disable WWAN */
+ Store (Zero, GP36)
+}
+
+/* The _WAK method is called on system wakeup */
+
+Method(_WAK,1)
+{
+ /* Update AC status */
+ Store (\_SB.PCI0.LPCB.EC0.ACEX, Local0)
+ if (LNotEqual (Local0, \PWRS)) {
+ Store (Local0, \PWRS)
+ Notify (\_SB.PCI0.LPCB.EC0.AC, 0x80)
+ }
+
+ /* Update LID status */
+ Store (\_SB.PCI0.LPCB.EC0.LIDS, Local0)
+ if (LNotEqual (Local0, \LIDS)) {
+ Store (Local0, \LIDS)
+ Notify (\_SB.LID0, 0x80)
+ }
+
+ Return(Package(){0,0})
+}
+
diff --git a/src/mainboard/google/link/acpi/sandybridge_pci_irqs.asl b/src/mainboard/google/link/acpi/sandybridge_pci_irqs.asl
new file mode 100644
index 0000000000..ee4221a03e
--- /dev/null
+++ b/src/mainboard/google/link/acpi/sandybridge_pci_irqs.asl
@@ -0,0 +1,69 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2007-2009 coresystems GmbH
+ *
+ * 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
+ */
+
+/* This is board specific information: IRQ routing for Sandybridge */
+
+// PCI Interrupt Routing
+Method(_PRT)
+{
+ If (PICM) {
+ Return (Package() {
+ // Onboard graphics (IGD) 0:2.0
+ Package() { 0x0002ffff, 0, 0, 16 },
+ // High Definition Audio 0:1b.0
+ Package() { 0x001bffff, 0, 0, 16 },
+ // PCIe Root Ports 0:1c.x
+ Package() { 0x001cffff, 0, 0, 19 },
+ Package() { 0x001cffff, 1, 0, 20 },
+ Package() { 0x001cffff, 2, 0, 17 },
+ Package() { 0x001cffff, 3, 0, 18 },
+ // EHCI #1 0:1d.0
+ Package() { 0x001dffff, 0, 0, 19 },
+ // EHCI #2 0:1a.0
+ Package() { 0x001affff, 0, 0, 21 },
+ // LPC devices 0:1f.0
+ Package() { 0x001fffff, 0, 0, 17 },
+ Package() { 0x001fffff, 1, 0, 23 },
+ Package() { 0x001fffff, 2, 0, 16 },
+ Package() { 0x001fffff, 3, 0, 18 },
+ })
+ } Else {
+ Return (Package() {
+ // Onboard graphics (IGD) 0:2.0
+ Package() { 0x0002ffff, 0, \_SB.PCI0.LPCB.LNKA, 0 },
+ // High Definition Audio 0:1b.0
+ Package() { 0x001bffff, 0, \_SB.PCI0.LPCB.LNKA, 0 },
+ // PCIe Root Ports 0:1c.x
+ Package() { 0x001cffff, 0, \_SB.PCI0.LPCB.LNKD, 0 },
+ Package() { 0x001cffff, 1, \_SB.PCI0.LPCB.LNKE, 0 },
+ Package() { 0x001cffff, 2, \_SB.PCI0.LPCB.LNKB, 0 },
+ Package() { 0x001cffff, 3, \_SB.PCI0.LPCB.LNKC, 0 },
+ // EHCI #1 0:1d.0
+ Package() { 0x001dffff, 0, \_SB.PCI0.LPCB.LNKD, 0 },
+ // EHCI #2 0:1a.0
+ Package() { 0x001affff, 0, \_SB.PCI0.LPCB.LNKF, 0 },
+ // LPC device 0:1f.0
+ Package() { 0x001fffff, 0, \_SB.PCI0.LPCB.LNKB, 0 },
+ Package() { 0x001fffff, 1, \_SB.PCI0.LPCB.LNKH, 0 },
+ Package() { 0x001fffff, 2, \_SB.PCI0.LPCB.LNKA, 0 },
+ Package() { 0x001fffff, 3, \_SB.PCI0.LPCB.LNKC, 0 },
+ })
+ }
+}
+
diff --git a/src/mainboard/google/link/acpi/superio.asl b/src/mainboard/google/link/acpi/superio.asl
new file mode 100644
index 0000000000..b1ef4aea15
--- /dev/null
+++ b/src/mainboard/google/link/acpi/superio.asl
@@ -0,0 +1,29 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2012 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
+ */
+
+/* mainboard configuration */
+#include "../ec.h"
+
+#define SIO_EC_MEMMAP_ENABLE // EC Memory Map Resources
+#define SIO_EC_HOST_ENABLE // EC Host Interface Resources
+#define SIO_EC_ENABLE_PS2K // Enable PS/2 Keyboard
+#define SIO_EC_ENABLE_COM1 // Enable Serial Port 1
+
+/* ACPI code for EC SuperIO functions */
+#include "../../../../ec/google/chromeec/acpi/superio.asl"
diff --git a/src/mainboard/google/link/acpi/thermal.asl b/src/mainboard/google/link/acpi/thermal.asl
new file mode 100644
index 0000000000..357c096a17
--- /dev/null
+++ b/src/mainboard/google/link/acpi/thermal.asl
@@ -0,0 +1,219 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2011 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
+ */
+
+// Thermal Zone
+
+Scope (\_TZ)
+{
+ ThermalZone (CRIT)
+ {
+ // Thermal zone polling frequency: 5 seconds
+ Name (_TZP, 50)
+
+ // Convert from Degrees C to 1/10 Kelvin for ACPI
+ Method (CTOK, 1) {
+ // 10th of Degrees C
+ Multiply (Arg0, 10, Local0)
+
+ // Convert to Kelvin
+ Add (Local0, 2732, Local0)
+
+ Return (Local0)
+ }
+
+ // Threshold for OS to shutdown
+ Method (_CRT, 0, Serialized)
+ {
+ Return (CTOK (\TCRT))
+ }
+
+ Method (_TMP, 0, Serialized)
+ {
+ // Get CPU Temperature from TIN9/PECI via EC
+ Store (\_SB.PCI0.LPCB.EC0.TIN9, Local0)
+
+ // Check for sensor not present
+ If (LEqual (Local0, \_SB.PCI0.LPCB.EC0.TNPR)) {
+ Return (CTOK(0))
+ }
+
+ // Check for sensor not powered
+ If (LEqual (Local0, \_SB.PCI0.LPCB.EC0.TNOP)) {
+ Return (CTOK(0))
+ }
+
+ // Check for sensor bad reading
+ If (LEqual (Local0, \_SB.PCI0.LPCB.EC0.TBAD)) {
+ Return (CTOK(0))
+ }
+
+ // Adjust by offset to get Kelvin
+ Add (\_SB.PCI0.LPCB.EC0.TOFS, Local0, Local0)
+
+ // Convert to 1/10 Kelvin
+ Multiply (Local0, 10, Local0)
+ Return (Local0)
+ }
+ }
+
+ ThermalZone (THRM)
+ {
+ Name (_TC1, 0x02)
+ Name (_TC2, 0x05)
+
+ // Thermal zone polling frequency: 10 seconds
+ Name (_TZP, 100)
+
+ // Thermal sampling period for passive cooling: 2 seconds
+ Name (_TSP, 20)
+
+ // Convert from Degrees C to 1/10 Kelvin for ACPI
+ Method (CTOK, 1) {
+ // 10th of Degrees C
+ Multiply (Arg0, 10, Local0)
+
+ // Convert to Kelvin
+ Add (Local0, 2732, Local0)
+
+ Return (Local0)
+ }
+
+ // Threshold for OS to shutdown
+ Method (_CRT, 0, Serialized)
+ {
+ Return (CTOK (\TCRT))
+ }
+
+ // Threshold for passive cooling
+ Method (_PSV, 0, Serialized)
+ {
+ Return (CTOK (\TPSV))
+ }
+
+ // Processors used for passive cooling
+ Method (_PSL, 0, Serialized)
+ {
+ Return (\PPKG ())
+ }
+
+ Method (_TMP, 0, Serialized)
+ {
+ // Get Temperature from TIN# set in NVS
+ Store (\_SB.PCI0.LPCB.EC0.TINS (TMPS), Local0)
+
+ // Check for sensor not present
+ If (LEqual (Local0, \_SB.PCI0.LPCB.EC0.TNPR)) {
+ Return (CTOK(0))
+ }
+
+ // Check for sensor not powered
+ If (LEqual (Local0, \_SB.PCI0.LPCB.EC0.TNOP)) {
+ Return (CTOK(0))
+ }
+
+ // Check for sensor bad reading
+ If (LEqual (Local0, \_SB.PCI0.LPCB.EC0.TBAD)) {
+ Return (CTOK(0))
+ }
+
+ // Adjust by offset to get Kelvin
+ Add (\_SB.PCI0.LPCB.EC0.TOFS, Local0, Local0)
+
+ // Convert to 1/10 Kelvin
+ Multiply (Local0, 10, Local0)
+ Return (Local0)
+ }
+
+ /* CTDP Down */
+ Method (_AC0) {
+ If (LLessEqual (\FLVL, 0)) {
+ Return (CTOK (\F0OF))
+ } Else {
+ Return (CTOK (\F0ON))
+ }
+ }
+
+ /* CTDP Nominal */
+ Method (_AC1) {
+ If (LLessEqual (\FLVL, 1)) {
+ Return (CTOK (\F1OF))
+ } Else {
+ Return (CTOK (\F1ON))
+ }
+ }
+
+ Name (_AL0, Package () { TDP0 })
+ Name (_AL1, Package () { TDP1 })
+
+ PowerResource (TNP0, 0, 0)
+ {
+ Method (_STA) {
+ If (LLessEqual (\FLVL, 0)) {
+ Return (One)
+ } Else {
+ Return (Zero)
+ }
+ }
+ Method (_ON) {
+ Store (0, \FLVL)
+ \_SB.PCI0.MCHC.STND ()
+ Notify (\_TZ.THRM, 0x81)
+ }
+ Method (_OFF) {
+ Store (1, \FLVL)
+ \_SB.PCI0.MCHC.STDN ()
+ Notify (\_TZ.THRM, 0x81)
+ }
+ }
+
+ PowerResource (TNP1, 0, 0)
+ {
+ Method (_STA) {
+ If (LLessEqual (\FLVL, 1)) {
+ Return (One)
+ } Else {
+ Return (Zero)
+ }
+ }
+ Method (_ON) {
+ Store (1, \FLVL)
+ Notify (\_TZ.THRM, 0x81)
+ }
+ Method (_OFF) {
+ Store (1, \FLVL)
+ Notify (\_TZ.THRM, 0x81)
+ }
+ }
+
+ Device (TDP0)
+ {
+ Name (_HID, EISAID ("PNP0C0B"))
+ Name (_UID, 0)
+ Name (_PR0, Package () { TNP0 })
+ }
+
+ Device (TDP1)
+ {
+ Name (_HID, EISAID ("PNP0C0B"))
+ Name (_UID, 1)
+ Name (_PR0, Package () { TNP1 })
+ }
+ }
+}
+
diff --git a/src/mainboard/google/link/acpi/video.asl b/src/mainboard/google/link/acpi/video.asl
new file mode 100644
index 0000000000..3ececa912b
--- /dev/null
+++ b/src/mainboard/google/link/acpi/video.asl
@@ -0,0 +1,43 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2007-2009 coresystems GmbH
+ *
+ * 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
+ */
+
+// Brightness write
+Method (BRTW, 1, Serialized)
+{
+ // TODO
+}
+
+// Hot Key Display Switch
+Method (HKDS, 1, Serialized)
+{
+ // TODO
+}
+
+// Lid Switch Display Switch
+Method (LSDS, 1, Serialized)
+{
+ // TODO
+}
+
+// Brightness Notification
+Method(BRTN,1,Serialized)
+{
+ // TODO (no displays defined yet)
+}
+