src/mainboard/google/lars/acpi/mainboard.asl

   1 /*
   2  * This file is part of the coreboot project.
   3  *
   4  * Copyright (C) 2014 Google Inc.
   5  * Copyright (C) 2015 Intel Corporation.
   6  *
   7  * This program is free software; you can redistribute it and/or modify
   8  * it under the terms of the GNU General Public License as published by
   9  * the Free Software Foundation; version 2 of the License.
  10  *
  11  * This program is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  * GNU General Public License for more details.
  15  */
  16
  17 #include "../gpio.h"
  18
  19 #define BOARD_TOUCHPAD_I2C_ADDR                 0x15
  20 #define BOARD_TOUCHPAD_IRQ                      TOUCHPAD_INT_L
  21
  22 #define BOARD_TOUCHSCREEN_I2C_ADDR              0x10
  23 #define BOARD_TOUCHSCREEN_IRQ                   TOUCHSCREEN_INT_L
  24
  25 #define BOARD_HP_MIC_CODEC_I2C_ADDR             0x1a
  26 #define BOARD_HP_MIC_CODEC_IRQ                  MIC_INT_L
  27 #define BOARD_LEFT_SPEAKER_AMP_I2C_ADDR         0x34
  28 #define BOARD_RIGHT_SPEAKER_AMP_I2C_ADDR        0x35
  29
  30 Scope (\_SB)
  31 {
  32         Device (LID0)
  33         {
  34                 Name (_HID, EisaId ("PNP0C0D"))
  35                 Method (_LID, 0)
  36                 {
  37                         Return (\_SB.PCI0.LPCB.EC0.LIDS)
  38                 }
  39
  40                 Name (_PRW, Package () { GPE_EC_WAKE, 5 })
  41         }
  42
  43         Device (PWRB)
  44         {
  45                 Name (_HID, EisaId ("PNP0C0C"))
  46         }
  47 }
  48
  49 /*
  50  * LPC Trusted Platform Module
  51  */
  52 Scope (\_SB.PCI0.LPCB)
  53 {
  54         #include <drivers/pc80/tpm/acpi/tpm.asl>
  55 }
  56
  57 /*
  58  * WLAN connected to Root Port 1
  59  */
  60 Scope (\_SB.PCI0.RP01)
  61 {
  62         Device (WLAN)
  63         {
  64                 Name (_ADR, 0x00000000)
  65                 Name (_DDN, "Wireless LAN")
  66                 Name (_PRW, Package () { GPE_WLAN_WAKE, 3 })
  67         }
  68 }
  69
  70 Scope (\_SB.PCI0.I2C0)
  71 {
  72         /* Touchscreen */
  73         Device (ELTS)
  74         {
  75                 Name (_HID, "ELAN0001")
  76                 Name (_DDN, "Elan Touchscreen")
  77                 Name (_UID, 1)
  78                 Name (_S0W, 4)
  79
  80                 Name (_CRS, ResourceTemplate ()
  81                 {
  82                         I2cSerialBus (
  83                                 BOARD_TOUCHSCREEN_I2C_ADDR,
  84                                 ControllerInitiated,
  85                                 400000,
  86                                 AddressingMode7Bit,
  87                                 "\\_SB.PCI0.I2C0",
  88                         )
  89                         Interrupt (ResourceConsumer, Edge, ActiveLow)
  90                         {
  91                                 BOARD_TOUCHSCREEN_IRQ
  92                         }
  93                 })
  94
  95                 Method (_STA)
  96                 {
  97                         Return (0xF)
  98                 }
  99         }
 100 }
 101
 102 Scope (\_SB.PCI0.I2C1)
 103 {
 104         /* Touchpad */
 105         Device (ELTP)
 106         {
 107                 Name (_HID, "ELAN0000")
 108                 Name (_DDN, "Elan Touchpad")
 109                 Name (_UID, 1)
 110                 Name (_S0W, 4)
 111
 112                 Name (_CRS, ResourceTemplate ()
 113                 {
 114                         I2cSerialBus (
 115                                 BOARD_TOUCHPAD_I2C_ADDR,
 116                                 ControllerInitiated,
 117                                 400000,
 118                                 AddressingMode7Bit,
 119                                 "\\_SB.PCI0.I2C1",
 120                         )
 121                         Interrupt (ResourceConsumer, Edge, ActiveLow)
 122                         {
 123                                 BOARD_TOUCHPAD_IRQ
 124                         }
 125                 })
 126
 127                 Method (_STA)
 128                 {
 129                         Return (0xF)
 130                 }
 131         }
 132 }
 133
 134 Scope (\_SB.PCI0.I2C4)
 135 {
 136         /* Headphone Codec */
 137         Device (HPMC)
 138         {
 139                 Name (_HID, "10508825")
 140                 Name (_DDN, "NAU88L25 Codec")
 141                 Name (_UID, 1)
 142                 Name (_DSD, Package () {
 143                         ToUUID ("daffd814-6eba-4d8c-8a91-bc9bbf4aa301"),
 144                         Package () {
 145                         /* Enable jack detection via JKDET pin */
 146                         Package () { "nuvoton,jkdet-enable", 1 },
 147                         /*
 148                          * JKDET pin is pulled up by R389 on board.
 149                          * JKDET pin polarity = active low
 150                          */
 151                         Package () { "nuvoton,jkdet-pull-enable", 1 },
 152                         Package () { "nuvoton,jkdet-pull-up", 1 },
 153                         Package () { "nuvoton,jkdet-polarity", 1 },
 154                         /* VDDA(1.8) * 1.53 = 2.754 */
 155                         Package () { "nuvoton,micbias-voltage", 6 },
 156                         /* VREF Impedance = 125 kOhm */
 157                         Package () { "nuvoton,vref-impedance", 2 },
 158                         /*
 159                          * Setup 4 buttons impedance according to
 160                          * Android specification
 161                          */
 162                         Package () { "nuvoton,sar-threshold-num", 4 },
 163                         Package () { "nuvoton,sar-threshold",
 164                                 Package() { 0x0a, 0x14, 0x26, 0x73 } },
 165                         /*
 166                          * Coeff 0-15 used to adjust threshold level
 167                          * 0 for low resist range
 168                          */
 169                         Package () { "nuvoton,sar-hysteresis", 0 },
 170                         /* SAR tracking gain based on 2.754 micbias-voltage */
 171                         Package () { "nuvoton,sar-voltage", 6 },
 172                         /* 100ms short key press debounce */
 173                         Package () { "nuvoton,short-key-debounce", 3 },
 174                         /* 2^(7+2) = 512 ms insert/eject debounce */
 175                         Package () { "nuvoton,jack-insert-debounce", 7 },
 176                         /* debounce not needed for eject normally */
 177                         Package () { "nuvoton,jack-eject-debounce", 0 },
 178                         }
 179                 })
 180
 181                 Name (_CRS, ResourceTemplate()
 182                 {
 183                         I2cSerialBus (
 184                                 BOARD_HP_MIC_CODEC_I2C_ADDR,
 185                                 ControllerInitiated,
 186                                 400000,
 187                                 AddressingMode7Bit,
 188                                 "\\_SB.PCI0.I2C4",
 189                         )
 190                         Interrupt (ResourceConsumer, Level, ActiveLow)
 191                         {
 192                                 BOARD_HP_MIC_CODEC_IRQ
 193                         }
 194                 })
 195
 196                 Method (_STA)
 197                 {
 198                         Return (0xF)
 199                 }
 200         }
 201
 202         /* Left Speaker Amp */
 203         Device (SPKL)
 204         {
 205                 Name (_HID, "INT343B")
 206                 Name (_DDN, "SSM4567 Speaker Amp")
 207                 Name (_UID, 0)
 208
 209                 Name (_CRS, ResourceTemplate()
 210                 {
 211                         I2cSerialBus (
 212                                 BOARD_LEFT_SPEAKER_AMP_I2C_ADDR,
 213                                 ControllerInitiated,
 214                                 400000,
 215                                 AddressingMode7Bit,
 216                                 "\\_SB.PCI0.I2C4",
 217                         )
 218                 })
 219
 220                 Method (_STA)
 221                 {
 222                         Return (0xF)
 223                 }
 224         }
 225
 226         /* Right Speaker Amp */
 227         Device (SPKR)
 228         {
 229                 Name (_HID, "INT343B")
 230                 Name (_DDN, "SSM4567 Speaker Amp")
 231                 Name (_UID, 1)
 232
 233                 Name (_CRS, ResourceTemplate()
 234                 {
 235                         I2cSerialBus (
 236                                 BOARD_RIGHT_SPEAKER_AMP_I2C_ADDR,
 237                                 ControllerInitiated,
 238                                 400000,
 239                                 AddressingMode7Bit,
 240                                 "\\_SB.PCI0.I2C4",
 241                         )
 242                 })
 243
 244                 Method (_STA)
 245                 {
 246                         Return (0xF)
 247                 }
 248         }
 249 }