src/mainboard/google/cyan/acpi/trackpad_atmel.asl

   1 /* SPDX-License-Identifier: GPL-2.0-only */
   2
   3 Scope (\_SB.PCI0.I2C6)
   4 {
   5         Device (ATPA)
   6         {
   7                 Name (_HID, "ATML0000")
   8                 Name (_DDN, "Atmel Touchpad")
   9                 Name (_UID, 2)
  10                 Name (ISTP, 1) /* Touchpad */
  11 #if CONFIG(CHROMEOS)
  12                 Name (_PRW, Package() { BOARD_TRACKPAD_WAKE_GPIO, 0x3 })
  13 #endif
  14                 Name (_CRS, ResourceTemplate()
  15                 {
  16                         I2cSerialBus (
  17                                 0x4a,                           // SlaveAddress
  18                                 ControllerInitiated,            // SlaveMode
  19                                 400000,                         // ConnectionSpeed
  20                                 AddressingMode7Bit,             // AddressingMode
  21                                 "\\_SB.PCI0.I2C6",              // ResourceSource
  22                         )
  23                         GpioInt (Level, ActiveLow, SharedAndWake, PullDefault,,
  24                                 "\\_SB.GPNC") { BOARD_TRACKPAD_GPIO_INDEX }
  25                 })
  26
  27                 Method (_STA)
  28                 {
  29                         If (\S6EN == 1) {
  30                                 Return (0xF)
  31                         } Else {
  32                                 Return (0x0)
  33                         }
  34                 }
  35
  36                 /* Allow device to power off in S0 */
  37                 Name (_S0W, 4)
  38         }
  39 }