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lenovo/x200: Dock support 

Change-Id: I4e25630ae82e8030a9d6bfccb60844c301b1d635
Signed-off-by: Vladimir Serbinenko <phcoder@gmail.com>
Reviewed-on: http://review.coreboot.org/6705
Tested-by: build bot (Jenkins)
Reviewed-by: Edward O'Callaghan <eocallaghan@alterapraxis.com>
This commit is contained in:
Vladimir Serbinenko 2014-08-18 23:52:53 +02:00
parent 8128a56c0e
commit dc9cfa431e
3 changed files with 86 additions and 5 deletions
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78
src/mainboard/lenovo/x200/acpi/dock.asl Normal file
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@ -0,0 +1,78 @@
/*
* This file is part of the coreboot project.
*
* Copyright (c) 2011 Sven Schnelle <svens@stackframe.org>
*
* 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(DOCK)
{
Name(_HID, "ACPI0003")
Name(_UID, 0x00)
Name(_PCL, Package() { \_SB } )
Method(_DCK, 1, NotSerialized)
{
if (Arg0) {
/* connect dock */
Store (1, \GP28)
Store (1, \_SB.PCI0.LPCB.EC.DKR1)
} else {
/* disconnect dock */
Store (0, \GP28)
Store (0, \_SB.PCI0.LPCB.EC.DKR1)
}
Xor(Arg0, \_SB.PCI0.LPCB.EC.DKR1, Local0)
Return (Local0)
}
Method(_STA, 0, NotSerialized)
{
Return (\_SB.PCI0.LPCB.EC.DKR1)
}
}
}
Scope(\_SB.PCI0.LPCB.EC)
{
Method(_Q18, 0, NotSerialized)
{
Notify(\_SB.DOCK, 3)
}
Method(_Q45, 0, NotSerialized)
{
Notify(\_SB.DOCK, 3)
}
Method(_Q50, 0, NotSerialized)
{
Notify(\_SB.DOCK, 3)
}
Method(_Q58, 0, NotSerialized)
{
Notify(\_SB.DOCK, 0)
}
Method(_Q37, 0, NotSerialized)
{
Notify(\_SB.DOCK, 0)
}
}

10
src/mainboard/lenovo/x200/dock.c
View File

@ -44,16 +44,16 @@ void h8_mainboard_init_dock (void)
void dock_connect(void)
{
u16 gpiobase = pci_read_config16(LPC_DEV, D31F0_GPIO_BASE) & 0xfffc;
ec_set_bit(0x02, 0);
ec_set_bit(0x1a, 0);
ec_set_bit(0xfe, 4);
outl(inl(gpiobase + 0x0c) | (1 << 28), gpiobase + 0x0c);
}
void dock_disconnect(void)
{
u16 gpiobase = pci_read_config16(LPC_DEV, D31F0_GPIO_BASE) & 0xfffc;
ec_clr_bit(0x02, 0);
ec_clr_bit(0x1a, 0);
ec_clr_bit(0xfe, 4);
outl(inl(gpiobase + 0x0c) & ~(1 << 28), gpiobase + 0x0c);
}
int dock_present(void)
@ -61,5 +61,5 @@ int dock_present(void)
u16 gpiobase = pci_read_config16(LPC_DEV, D31F0_GPIO_BASE) & 0xfffc;
u8 st = inb(gpiobase + 0x0c);
return !((st >> 3) & 1);
return ((st >> 2) & 7) != 7;
}

3
src/mainboard/lenovo/x200/dsdt.asl
View File

@ -56,4 +56,7 @@ DefinitionBlock(
/* Chipset specific sleep states */
#include <southbridge/intel/i82801ix/acpi/sleepstates.asl>
/* Dock support code */
#include "acpi/dock.asl"
}