src/mainboard/google/cyan/devicetree.cb

   1 chip soc/intel/braswell
   2
   3         # IGD Displays
   4         register "gfx" = "GMA_STATIC_DISPLAYS(0)"
   5
   6         ############################################################
   7         # Set the parameters for MemoryInit
   8         ############################################################
   9
  10         register "PcdMrcInitSpdAddr1" = "0xa0"
  11         register "PcdMrcInitSpdAddr2" = "0xa2"
  12         register "PcdIgdDvmt50PreAlloc" = "1"
  13         register "PcdDvfsEnable" = "1"
  14         register "PcdCaMirrorEn" = "1"
  15
  16         ############################################################
  17         # Set the parameters for SiliconInit
  18         ############################################################
  19
  20         register "PcdSdcardMode" = "PCH_PCI_MODE"
  21         register "PcdEnableHsuart0" = "0"
  22         register "PcdEnableHsuart1" = "1"
  23         register "PcdEnableAzalia" = "1"
  24         register "PcdEnableXhci" = "1"
  25         register "PcdEnableLpe" = "1"
  26         register "PcdEnableDma0" = "1"
  27         register "PcdEnableDma1" = "1"
  28         register "PcdEnableI2C0" = "0"          # Touchscreen
  29         register "PcdEnableI2C1" = "1"          # PMIC (or Maxim Audio)
  30         register "PcdEnableI2C2" = "0"
  31         register "PcdEnableI2C3" = "0"
  32         register "PcdEnableI2C4" = "1"          # Realtek Audio
  33         register "PcdEnableI2C5" = "1"          # Touchpad
  34         register "PcdEnableI2C6" = "0"
  35         register "PunitPwrConfigDisable" = "0"  # Enable SVID
  36         register "ChvSvidConfig" = "SVID_PMIC_CONFIG"
  37         register "PcdEmmcMode" = "PCH_PCI_MODE"
  38         register "PcdEnableSata" = "0"          # Disable SATA
  39         register "Usb2Port0PerPortPeTxiSet" = "7"
  40         register "Usb2Port0PerPortTxiSet" = "5"
  41         register "Usb2Port0IUsbTxEmphasisEn" = "2"
  42         register "Usb2Port0PerPortTxPeHalf" = "1"
  43         register "Usb2Port1PerPortPeTxiSet" = "7"
  44         register "Usb2Port1PerPortTxiSet" = "3"
  45         register "Usb2Port1IUsbTxEmphasisEn" = "2"
  46         register "Usb2Port1PerPortTxPeHalf" = "1"
  47         register "Usb2Port2PerPortPeTxiSet" = "7"
  48         register "Usb2Port2PerPortTxiSet" = "3"
  49         register "Usb2Port2IUsbTxEmphasisEn" = "2"
  50         register "Usb2Port2PerPortTxPeHalf" = "1"
  51         register "Usb2Port3PerPortPeTxiSet" = "7"
  52         register "Usb2Port3PerPortTxiSet" = "3"
  53         register "Usb2Port3IUsbTxEmphasisEn" = "2"
  54         register "Usb2Port3PerPortTxPeHalf" = "1"
  55         register "Usb2Port4PerPortPeTxiSet" = "7"
  56         register "Usb2Port4PerPortTxiSet" = "3"
  57         register "Usb2Port4IUsbTxEmphasisEn" = "2"
  58         register "Usb2Port4PerPortTxPeHalf" = "1"
  59         register "Usb3Lane0Ow2tapgen2deemph3p5" = "0x3a"
  60         register "Usb3Lane1Ow2tapgen2deemph3p5" = "0x64"
  61         register "Usb3Lane2Ow2tapgen2deemph3p5" = "0x64"
  62         register "Usb3Lane3Ow2tapgen2deemph3p5" = "0x3a"
  63         register "PcdPchSsicEnable" = "1"
  64         register "PMIC_I2CBus" = "1"
  65         register "ISPEnable" = "0"              # Disable IUNIT
  66         register "ISPPciDevConfig" = "3"
  67         register "PcdSdDetectChk" = "0"         # Disable SD card detect
  68
  69         register "I2C0Frequency" = "1"
  70         register "I2C1Frequency" = "2"          # Set the PMIC clock speed to 1Mhz
  71         register "I2C2Frequency" = "1"
  72         register "I2C3Frequency" = "1"
  73         register "I2C4Frequency" = "1"
  74         register "I2C5Frequency" = "1"
  75         register "I2C6Frequency" = "1"
  76
  77         # LPE audio codec settings
  78         register "lpe_codec_clk_src" = "LPE_CLK_SRC_XTAL" # 19.2MHz clock
  79
  80         # Enable LPSS and LPE devices in ACPI mode
  81         register "lpss_acpi_mode" = "1"
  82         register "emmc_acpi_mode" = "0"
  83         register "sd_acpi_mode" = "0"
  84         register "lpe_acpi_mode" = "1"
  85
  86         # Disable SLP_X stretching after SUS power well fail.
  87         register "disable_slp_x_stretch_sus_fail" = "1"
  88
  89         # Allow PCIe devices to wake system from suspend
  90         register "pcie_wake_enable" = "1"
  91
  92         device cpu_cluster 0 on end
  93         device domain 0 on
  94                                         # EDS Table 24-4, Figure 24-5
  95                 device pci 00.0 on  end # 8086 2280 - SoC transaction router
  96                 device pci 02.0 on  end # 8086 22b0/22b1 - B1/C0 stepping Graphics and Display
  97                 device pci 03.0 off end # 8086 22b8 - Camera and Image Processor
  98                 device pci 0b.0 on  end # 8086 22dc - PUNIT/DPTF
  99                 device pci 10.0 on  end # 8086 2294 - MMC Port
 100                 device pci 11.0 off end # 8086 0F15 - SDIO Port
 101                 device pci 12.0 on  end # 8086 0F16 - SD Port
 102                 device pci 13.0 off end # 8086 22a3 - Sata controller
 103                 device pci 14.0 on  end # 8086 22b5 - USB XHCI
 104                 device pci 15.0 on  end # 8086 22a8 - LP Engine Audio
 105                 device pci 16.0 off end # 8086 22b7 - USB device
 106                 device pci 18.0 on  end # 8086 22c0 - SIO - DMA
 107                 device pci 18.1 off end # 8086 22c1 -   I2C Port 1: Touchscreen
 108                 device pci 18.2 on  end # 8086 22c2 -   I2C Port 2: PMIC
 109                 device pci 18.3 off end # 8086 22c3 -   I2C Port 3
 110                 device pci 18.4 off end # 8086 22c4 -   I2C Port 4
 111                 device pci 18.5 on  end # 8086 22c5 -   I2C Port 5: Realtek Audio
 112                 device pci 18.6 on  end # 8086 22c6 -   I2C Port 6: Touchpad
 113                 device pci 18.7 off end # 8086 22c7 -   I2C Port 7
 114                 device pci 1a.0 off end # 8086 0F18 - Trusted Execution Engine
 115                 device pci 1b.0 on  end # 8086 2284 - HD Audio
 116                 device pci 1c.0 on  end # 8086 22c8 - PCIe Root Port 1
 117                 device pci 1c.1 off end # 8086 22ca - PCIe Root Port 2
 118                 device pci 1c.2 on  end # 8086 22cc - PCIe Root Port 3: WiFi
 119                 device pci 1c.3 off end # 8086 22ce - PCIe Root Port 4
 120                 device pci 1e.0 on  end # 8086 2286 - SIO - DMA
 121                 device pci 1e.1 off end # 8086 0F08 -   PWM 1
 122                 device pci 1e.2 off end # 8086 0F09 -   PWM 2
 123                 device pci 1e.3 off end # 8086 228a -   HSUART 1
 124                 device pci 1e.4 off end # 8086 228c -   HSUART 2
 125                 device pci 1e.5 on  end # 8086 228e -   SPI 1
 126                 device pci 1e.6 off end # 8086 2290 -   SPI 2
 127                 device pci 1e.7 off end # 8086 22ac -   SPI 3
 128                 device pci 1f.0 on      # 8086 229c - LPC bridge
 129                         chip drivers/pc80/tpm
 130                                 device pnp 0c31.0 on end
 131                         end
 132                         chip ec/google/chromeec
 133                                 device pnp 0c09.0 on end
 134                         end
 135                 end # LPC Bridge
 136                 device pci 1f.3 off end # 8086 0F12 - SMBus 0
 137         end
 138 end