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/*
* This file is part of the coreboot project.
*
* Copyright (C) 2011-2012 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
*/
Scope (\_GPE) {
Method(_L1F, 0x0, NotSerialized)
{
/*
* Invert the interrupt level bit for the lid GPIO
* so we don't get another _SB.LID0 until the state
* changes again. GIV1 is the interrupt level control
* register for GPIO bits 15:8
*/
Xor(GIV1, 0x80, GIV1)
Notify(\_SB.LID0,0x80)
}
}
Scope (\_SB) {
Device (LID0)
{
Name(_HID, EisaId("PNP0C0D"))
Method(_LID, 0)
{
Store (GP15, \LIDS)
Return (\LIDS)
}
}
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, wake from S3
Name(_PRW, Package(){0x1c, 0x03})
Name(_CRS, ResourceTemplate()
{
// PIRQA -> GSI16
Interrupt (ResourceConsumer, Level, ActiveLow) {16}
// PIRQE -> GSI20
Interrupt (ResourceConsumer, Edge, ActiveLow) {20}
// SMBUS Address 0x67
VendorShort (ADDR) {0x67}
})
}
Device (MB) {
/* Lid open */
Method (LIDO) { /* Not needed on this board */ }
/* Lid closed */
Method (LIDC) { /* Not needed on this board */ }
/* Increase brightness */
Method (BRTU) { /* Not needed on this board */ }
/* Decrease brightness */
Method (BRTD) { /* Not needed on this board */ }
/* Switch display */
Method (DSPS) { /* Not needed on this board */ }
/* Toggle wireless */
Method (WLTG) { /* Not needed on this board */ }
/* Return lid state */
Method (LIDS)
{
Return (GP15)
}
}
}
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