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-rw-r--r--src/mainboard/google/jecht/devicetree.cb122
1 files changed, 122 insertions, 0 deletions
diff --git a/src/mainboard/google/jecht/devicetree.cb b/src/mainboard/google/jecht/devicetree.cb
new file mode 100644
index 0000000000..4d16ed694f
--- /dev/null
+++ b/src/mainboard/google/jecht/devicetree.cb
@@ -0,0 +1,122 @@
+chip soc/intel/broadwell
+
+ # Disable eDP Hotplug
+ register "gpu_dp_d_hotplug" = "0x00"
+
+ # Enable DisplayPort C Hotplug with 6ms pulse
+ register "gpu_dp_c_hotplug" = "0x06"
+
+ # Enable HDMI Hotplug with 6ms pulse
+ register "gpu_dp_b_hotplug" = "0x06"
+
+
+
+
+ register "pirqa_routing" = "0x8b"
+ register "pirqb_routing" = "0x8a"
+ register "pirqc_routing" = "0x8b"
+ register "pirqd_routing" = "0x8b"
+ register "pirqe_routing" = "0x80"
+ register "pirqf_routing" = "0x80"
+ register "pirqg_routing" = "0x80"
+ register "pirqh_routing" = "0x80"
+
+ # SuperIO range is 0x700-0x73f
+ register "gen2_dec" = "0x003c0701"
+
+ register "alt_gp_smi_en" = "0x0000"
+ register "gpe0_en_1" = "0x00000000"
+ register "gpe0_en_2" = "0x00000000"
+ register "gpe0_en_3" = "0x00000000"
+ register "gpe0_en_4" = "0x00000000"
+
+ register "sata_port_map" = "0x1"
+ register "sata_devslp_disable" = "0x1"
+
+ register "sio_acpi_mode" = "0"
+ register "sio_i2c0_voltage" = "0" # 3.3V
+ register "sio_i2c1_voltage" = "0" # 3.3V
+
+ # Force enable ASPM for PCIe Port 4
+ register "pcie_port_force_aspm" = "0x10"
+
+ # Enable port coalescing
+ register "pcie_port_coalesce" = "1"
+
+ # Disable PCIe CLKOUT 1,5 and CLKOUT_XDP
+ register "icc_clock_disable" = "0x01220000"
+
+ device cpu_cluster 0 on
+ device lapic 0 on end
+ end
+
+ device domain 0 on
+ device pci 00.0 on end # host bridge
+ device pci 02.0 on end # vga controller
+ device pci 03.0 on end # mini-hd audio
+ device pci 13.0 off end # Smart Sound Audio DSP
+ device pci 14.0 on end # USB3 XHCI
+ device pci 15.0 off end # Serial I/O DMA
+ device pci 15.1 off end # I2C0
+ device pci 15.2 off end # I2C1
+ device pci 15.3 off end # GSPI0
+ device pci 15.4 off end # GSPI1
+ device pci 15.5 off end # UART0
+ device pci 15.6 off end # UART1
+ device pci 16.0 on end # Management Engine Interface 1
+ device pci 16.1 off end # Management Engine Interface 2
+ device pci 16.2 off end # Management Engine IDE-R
+ device pci 16.3 off end # Management Engine KT
+ device pci 17.0 off end # SDIO
+ device pci 19.0 off end # GbE
+ device pci 1b.0 on end # High Definition Audio
+ device pci 1c.0 off end # PCIe Port #1
+ device pci 1c.1 off end # PCIe Port #2
+ device pci 1c.2 on end # PCIe Port #3
+ device pci 1c.3 on end # PCIe Port #4
+ device pci 1c.4 on end # PCIe Port #5
+ device pci 1c.5 off end # PCIe Port #6
+ device pci 1d.0 on end # USB2 EHCI
+ device pci 1e.0 off end # PCI bridge
+ device pci 1f.0 on
+ chip superio/ite/it8772f
+ # Skip keyboard init
+ register "skip_keyboard" = "1"
+ # Enable PECI on TMPIN3
+ register "peci_tmpin" = "3"
+ # Enable FAN2
+ register "fan2_enable" = "1"
+
+ device pnp 2e.0 off end # FDC
+ device pnp 2e.1 on # Serial Port 1
+ io 0x60 = 0x3f8
+ irq 0x70 = 4
+ end
+ device pnp 2e.4 on # Environment Controller
+ io 0x60 = 0x700
+ io 0x62 = 0x710
+ irq 0x70 = 0x09
+ irq 0xf2 = 0x20
+ irq 0xf4 = 0x0
+ irq 0xfa = 0x12
+ end
+ device pnp 2e.7 on # GPIO
+ io 0x60 = 0x720
+ io 0x62 = 0x730
+ end
+ device pnp 2e.5 off
+ io 0x60 = 0x60
+ io 0x62 = 0x64
+ irq 0x70 = 1
+ end # Keyboard
+ device pnp 2e.6 off
+ irq 0x70 = 12
+ end # Mouse
+ device pnp 2e.a off end # IR
+ end
+ end # LPC bridge
+ device pci 1f.2 on end # SATA Controller
+ device pci 1f.3 on end # SMBus
+ device pci 1f.6 on end # Thermal
+ end
+end