src/mainboard/lenovo/t60/acpi/dock.asl

   1 /* SPDX-License-Identifier: GPL-2.0-only */
   2
   3 #include "smi.h"
   4
   5 Scope (\_SB)
   6 {
   7         OperationRegion (DLPC, SystemIO, 0x164c, 1)
   8         Field(DLPC, ByteAcc, NoLock, Preserve)
   9         {
  10                     ,   3,
  11                 DSTA,   1,
  12         }
  13
  14         Device(DOCK)
  15         {
  16                 Name(_HID, "ACPI0003")
  17                 Name(_UID, 0x00)
  18                 Name(_PCL, Package() { \_SB } )
  19
  20                 Method(_DCK, 1, NotSerialized)
  21                 {
  22                         if (Arg0) {
  23                            Sleep(250)
  24                            /* connect dock */
  25                            TRAP(SMI_DOCK_CONNECT)
  26                         } else {
  27                            /* disconnect dock */
  28                            TRAP(SMI_DOCK_DISCONNECT)
  29                         }
  30
  31                         Local0 = Arg0 ^ DSTA
  32                         Return (Local0)
  33                 }
  34
  35                 Method(_STA, 0, NotSerialized)
  36                 {
  37                         Return (DSTA)
  38                 }
  39         }
  40 }
  41
  42 Scope(\_SB.PCI0.LPCB.EC)
  43 {
  44         OperationRegion(PMH7, SystemIO, 0x15e0, 0x10)
  45         Field(PMH7, ByteAcc, NoLock, Preserve)
  46         {
  47                 Offset(0x0c),
  48                         PIDX, 8,
  49                 Offset(0x0e),
  50                         PDAT, 8,
  51         }
  52
  53         IndexField(PIDX, PDAT, ByteAcc, NoLock, Preserve)
  54         {
  55                 Offset (0x61),
  56                         DPWR, 1,
  57         }
  58
  59         Method(_Q18, 0, NotSerialized)
  60         {
  61                Notify(\_SB.DOCK, 3)
  62         }
  63
  64         Method(_Q37, 0, NotSerialized)
  65         {
  66                 if (DPWR) {
  67                         Notify(\_SB.DOCK, 0)
  68                 } else {
  69                         Notify(\_SB.DOCK, 3)
  70                 }
  71         }
  72
  73         Method(_Q50, 0, NotSerialized)
  74         {
  75                 if (\_SB.DOCK._STA()) {
  76                         Notify(\_SB.DOCK, 1)
  77                 }
  78         }
  79 }