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chip soc/intel/apollolake
device cpu_cluster 0 on
device lapic 0 on end
end
register "pcie_rp0_clkreq_pin" = "0" # wifi/bt
# Disable unused clkreq of PCIe root ports
register "pcie_rp1_clkreq_pin" = "CLKREQ_DISABLED"
register "pcie_rp2_clkreq_pin" = "CLKREQ_DISABLED"
register "pcie_rp3_clkreq_pin" = "CLKREQ_DISABLED"
register "pcie_rp4_clkreq_pin" = "CLKREQ_DISABLED"
register "pcie_rp5_clkreq_pin" = "CLKREQ_DISABLED"
# GPIO for PERST_0
# If the Board has PERST_0 signal, assign the GPIO
# If the Board does not have PERST_0, assign GPIO_PRT0_UDEF
register "prt0_gpio" = "GPIO_122"
# GPIO for SD card detect
register "sdcard_cd_gpio" = "GPIO_177"
# EMMC TX DATA Delay 1
# Refer to EDS-Vol2-22.3.
# [14:8] steps of delay for HS400, each 125ps.
# [6:0] steps of delay for SDR104/HS200, each 125ps.
register "emmc_tx_data_cntl1" = "0x0C16"
# EMMC TX DATA Delay 2
# Refer to EDS-Vol2-22.3.
# [30:24] steps of delay for SDR50, each 125ps.
# [22:16] steps of delay for DDR50, each 125ps.
# [14:8] steps of delay for SDR25/HS50, each 125ps.
# [6:0] steps of delay for SDR12, each 125ps.
register "emmc_tx_data_cntl2" = "0x28162828"
# EMMC RX CMD/DATA Delay 1
# Refer to EDS-Vol2-22.3.
# [30:24] steps of delay for SDR50, each 125ps.
# [22:16] steps of delay for DDR50, each 125ps.
# [14:8] steps of delay for SDR25/HS50, each 125ps.
# [6:0] steps of delay for SDR12, each 125ps.
register "emmc_rx_cmd_data_cntl1" = "0x00181717"
# EMMC RX CMD/DATA Delay 2
# Refer to EDS-Vol2-22.3.
# [17:16] stands for Rx Clock before Output Buffer
# [14:8] steps of delay for Auto Tuning Mode, each 125ps.
# [6:0] steps of delay for HS200, each 125ps.
register "emmc_rx_cmd_data_cntl2" = "0x10008"
# Enable DPTF
register "dptf_enable" = "1"
# PL1 override 12000 mW: the energy calculation is wrong with the
# current VR solution. Experiments show that SoC TDP max (6W) can
# be reached when RAPL PL1 is set to 12W.
register "tdp_pl1_override_mw" = "12000"
# Set RAPL PL2 to 15W.
register "tdp_pl2_override_mw" = "15000"
# Enable Audio Clock and Power gating
register "hdaudio_clk_gate_enable" = "1"
register "hdaudio_pwr_gate_enable" = "1"
register "hdaudio_bios_config_lockdown" = "1"
# Enable lpss s0ix
register "lpss_s0ix_enable" = "1"
# GPE configuration
# Note that GPE events called out in ASL code rely on this
# route, i.e., if this route changes then the affected GPE
# offset bits also need to be changed. This sets the PMC register
# GPE_CFG fields.
register "gpe0_dw1" = "PMC_GPE_N_31_0"
register "gpe0_dw2" = "PMC_GPE_N_63_32"
register "gpe0_dw3" = "PMC_GPE_SW_31_0"
# Enable I2C0 for audio codec at 400kHz
register "i2c[0]" = "{
.speed = I2C_SPEED_FAST,
.rise_time_ns = 44,
.fall_time_ns = 22,
}"
# Enable I2C2 bus early for TPM at 400kHz
register "i2c[2]" = "{
.early_init = 1,
.speed = I2C_SPEED_FAST,
.rise_time_ns = 40,
.fall_time_ns = 20,
}"
# touchscreen at 400kHz
register "i2c[3]" = "{
.speed = I2C_SPEED_FAST,
.rise_time_ns = 70,
.fall_time_ns = 164,
}"
# trackpad at 400kHz
register "i2c[4]" = "{
.speed = I2C_SPEED_FAST,
.rise_time_ns = 20,
.fall_time_ns = 164,
}"
# digitizer at 400kHz
register "i2c[5]" = "{
.speed = I2C_SPEED_FAST,
.rise_time_ns = 152,
.fall_time_ns = 30,
}"
# Minimum SLP S3 assertion width 28ms.
register "slp_s3_assertion_width_usecs" = "28000"
# Override USB2 PER PORT register (PORT 1)
register "usb2eye[1]" = "{
.Usb20PerPortPeTxiSet = 7,
.Usb20PerPortTxiSet = 0,
}"
device domain 0 on
device pci 00.0 on end # - Host Bridge
device pci 00.1 on end # - DPTF
device pci 00.2 on end # - NPK
device pci 02.0 on end # - Gen
device pci 03.0 on end # - Iunit
device pci 0d.0 on end # - P2SB
device pci 0d.1 on end # - PMC
device pci 0d.2 on end # - SPI
device pci 0d.3 on end # - Shared SRAM
device pci 0e.0 on # - Audio
chip drivers/generic/max98357a
register "sdmode_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_HIGH(GPIO_76)"
register "sdmode_delay" = "5"
device generic 0 on end
end
end
device pci 11.0 off end # - ISH
device pci 12.0 off end # - SATA
device pci 13.0 off end # - Root Port 2 - PCIe-A 0
device pci 13.1 off end # - Root Port 3 - PCIe-A 1
device pci 13.2 off end # - Root Port 4 - PCIe-A 2
device pci 13.3 off end # - Root Port 5 - PCIe-A 3
device pci 14.0 on
chip drivers/intel/wifi
register "wake" = "GPE0_DW3_00"
device pci 00.0 on end
end
end # - Root Port 0 - PCIe-B 0 - Wifi
device pci 14.1 off end # - Root Port 1 - PCIe-B 1
device pci 15.0 on end # - XHCI
device pci 15.1 off end # - XDCI
device pci 16.0 on # - I2C 0
chip drivers/i2c/da7219
register "irq" = "ACPI_IRQ_LEVEL_LOW(GPIO_116_IRQ)"
register "btn_cfg" = "50"
register "mic_det_thr" = "500"
register "jack_ins_deb" = "20"
register "jack_det_rate" = ""32ms_64ms""
register "jack_rem_deb" = "1"
register "a_d_btn_thr" = "0xa"
register "d_b_btn_thr" = "0x16"
register "b_c_btn_thr" = "0x21"
register "c_mic_btn_thr" = "0x3e"
register "btn_avg" = "4"
register "adc_1bit_rpt" = "1"
register "micbias_lvl" = "2600"
register "mic_amp_in_sel" = ""diff""
device i2c 1a on end
end
end
device pci 16.1 on end # - I2C 1
device pci 16.2 on
chip drivers/i2c/tpm
register "hid" = ""GOOG0005""
register "irq" = "ACPI_IRQ_EDGE_LOW(GPIO_28_IRQ)"
device i2c 50 on end
end
end # - I2C 2
device pci 16.3 on
chip drivers/i2c/generic
register "hid" = ""ELAN0001""
register "desc" = ""ELAN Touchscreen""
register "irq" = "ACPI_IRQ_EDGE_LOW(GPIO_21_IRQ)"
register "probed" = "1"
register "reset_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_HIGH(GPIO_36)"
register "reset_delay_ms" = "20"
register "enable_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_HIGH(GPIO_152)"
register "enable_delay_ms" = "1"
register "has_power_resource" = "1"
device i2c 10 on end
end
chip drivers/i2c/generic
register "hid" = ""MLFS0000""
register "desc" = ""Melfas Touchscreen""
register "irq" = "ACPI_IRQ_EDGE_LOW(GPIO_21_IRQ)"
register "probed" = "1"
# Melfas TS IC doesn't have reset pin design, current FW also not
# declare "ce-gpios" in ACPI _DSD to let Melfas TS driver to know
# "enable gpio#152 (VTSP) but because of kernel bug & Melfas TS driver
# is unable to separate clear power sequence path for certain
# TS IC (ex: MIT-410) and kernel will still obstain GPIO from _CRS
# by index "0" since no matched "gpio" in ACPI _DSD.
# coreboot needs to have "dummy pin" as workaround in order to let
# kernel driver grab "useless" GPIO to prevent Melfas TS driver cut
# power by driver itself.
register "reset_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_HIGH(GPIO_36)"
register "reset_delay_ms" = "1"
register "enable_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_HIGH(GPIO_152)"
register "enable_delay_ms" = "5"
register "has_power_resource" = "1"
device i2c 34 on end
end
chip drivers/i2c/generic
register "hid" = ""RAYD0001""
register "desc" = ""Raydium Touchscreen""
register "irq" = "ACPI_IRQ_EDGE_LOW(GPIO_21_IRQ)"
register "probed" = "1"
register "reset_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_HIGH(GPIO_36)"
register "reset_delay_ms" = "1"
register "enable_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_HIGH(GPIO_152)"
register "enable_delay_ms" = "50"
register "has_power_resource" = "1"
device i2c 39 on end
end
chip drivers/i2c/hid
register "generic.hid" = ""WDHT0002""
register "generic.desc" = ""WDT Touchscreen""
register "generic.irq" = "ACPI_IRQ_EDGE_LOW(GPIO_21_IRQ)"
register "generic.probed" = "1"
register "generic.reset_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_HIGH(GPIO_36)"
register "generic.reset_delay_ms" = "130"
register "generic.enable_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_HIGH(GPIO_152)"
register "generic.enable_delay_ms" = "1"
register "generic.has_power_resource" = "1"
register "generic.disable_gpio_export_in_crs" = "1"
register "hid_desc_reg_offset" = "0x20"
device i2c 2c on end
end
end # - I2C 3
device pci 17.0 on
chip drivers/i2c/generic
register "hid" = ""ELAN0000""
register "desc" = ""ELAN Touchpad""
register "irq" = "ACPI_IRQ_EDGE_LOW(GPIO_18_IRQ)"
register "wake" = "GPE0_DW1_15"
register "probed" = "1"
device i2c 15 on end
end
end # - I2C 4
device pci 17.1 on
chip drivers/i2c/hid
register "generic.hid" = ""WCOM50C1""
register "generic.desc" = ""WCOM Digitizer""
register "generic.irq" = "ACPI_IRQ_LEVEL_LOW(GPIO_13_IRQ)"
register "hid_desc_reg_offset" = "0x1"
device i2c 0x9 on end
end
end # - I2C 5
device pci 17.2 off end # - I2C 6
device pci 17.3 off end # - I2C 7
device pci 18.0 on end # - UART 0
device pci 18.1 on end # - UART 1
device pci 18.2 on end # - UART 2
device pci 18.3 off end # - UART 3
device pci 19.0 on end # - SPI 0
device pci 19.1 off end # - SPI 1
device pci 19.2 off end # - SPI 2
device pci 1a.0 on end # - PWM
device pci 1b.0 on end # - SDCARD
device pci 1c.0 on end # - eMMC
device pci 1e.0 off end # - SDIO
device pci 1f.0 on # - LPC
chip ec/google/chromeec
device pnp 0c09.0 on end
end
end
device pci 1f.1 on end # - SMBUS
end
end
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