src/soc/intel/denverton_ns/acpi/lpc.asl

   1 /* SPDX-License-Identifier: GPL-2.0-only */
   2
   3 // Intel LPC Bus Device  - 0:1f.0
   4 #include <soc/intel/common/block/acpi/acpi/lpc.asl>
   5
   6 Scope (\_SB.PCI0.LPCB)
   7 {
   8         #include "irqlinks.asl"
   9
  10         OperationRegion(LPC0, PCI_Config, 0x00, 0x100)
  11         Field (LPC0, AnyAcc, NoLock, Preserve)
  12         {
  13                 Offset (0x80),  // IO Decode Ranges
  14                 IOD0,   8,
  15                 IOD1,   8,
  16         }
  17
  18         Device(APIC)    // IO APIC
  19         {
  20                 Name(_HID,EISAID("PNP0003"))
  21                 Name(_CRS, ResourceTemplate()
  22                 {
  23                         Memory32Fixed(ReadOnly, 0xFEC00000, 0x1000)
  24                 })
  25         }
  26
  27         Device(IUR3) // Internal UART 1
  28         {
  29           Name(_HID, EISAID("PNP0501"))
  30
  31           Name(_UID,1)
  32
  33           // Status Method for internal UART 1.
  34
  35           Method(_STA,0,Serialized)
  36           {
  37                 Return(0x000F)
  38           }
  39
  40           // Current Resource Setting Method for internal UART 1.
  41
  42           Method(_CRS,0,Serialized)
  43           {
  44                 // Create the Buffer that stores the Resources to
  45                 // be returned.
  46
  47                 Name(BUF0,ResourceTemplate()
  48                 {
  49                   IO(Decode16,0x03F8,0x03F8,0x01,0x08)
  50                   Interrupt (ResourceConsumer, Level, ActiveLow, Shared) {16}
  51                 })
  52
  53                 Return(BUF0)
  54           }
  55         }
  56
  57         Device(IUR4) // Internal UART 2
  58         {
  59           Name(_HID, EISAID("PNP0501"))
  60           Name(_UID,2)
  61           // Status Method for internal UART 2.
  62           Method(_STA,0,Serialized)
  63           {
  64                 Return(0x000F)
  65           }
  66           // Current Resource Setting Method for internal UART 2.
  67           Method(_CRS,0,Serialized)
  68           {
  69                 // Create the Buffer that stores the Resources to
  70                 // be returned.
  71                 Name(BUF0,ResourceTemplate()
  72                 {
  73                   IO(Decode16,0x02F8,0x02F8,0x01,0x08)
  74                   Interrupt (ResourceConsumer, Level, ActiveLow, Shared) {17}
  75                 })
  76                 Return(BUF0)
  77           }
  78         }
  79
  80         Device(IUR5) // Internal UART 3
  81         {
  82           Name(_HID, EISAID("PNP0501"))
  83           Name(_UID,3)
  84           // Status Method for internal UART 3.
  85           Method(_STA,0,Serialized)
  86           {
  87                 Return(0x000F)
  88           }
  89           // Current Resource Setting Method for internal UART 3.
  90           Method(_CRS,0,Serialized)
  91           {
  92                 // Create the Buffer that stores the Resources to
  93                 // be returned.
  94                 Name(BUF0,ResourceTemplate()
  95                 {
  96                   IO(Decode16,0x03E8,0x03E8,0x01,0x08)
  97                   Interrupt (ResourceConsumer, Level, ActiveLow, Shared) {18}
  98                 })
  99                 Return(BUF0)
 100           }
 101         }
 102 }