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chip soc/intel/apollolake
# Intel Common SoC Config
#+-------------------+---------------------------+
#| Field | Value |
#+-------------------+---------------------------+
#| GSPI0 | cr50 TPM. Early init is |
#| | required to set up a BAR |
#| | for TPM communication |
#| | before memory is up |
#| I2C0 | Digitizer |
#| I2C5 | Audio |
#| I2C6 | Trackpad |
#| I2C7 | Touchscreen |
#+-------------------+---------------------------+
register "common_soc_config" = "{
.gspi[0] = {
.speed_mhz = 1,
.early_init = 1,
},
.i2c[0] = {
.speed = I2C_SPEED_FAST,
.rise_time_ns = 120,
.fall_time_ns = 30,
},
.i2c[5] = {
.speed = I2C_SPEED_FAST,
.rise_time_ns = 104,
.fall_time_ns = 52,
},
.i2c[6] = {
.speed = I2C_SPEED_FAST,
.rise_time_ns = 66,
.fall_time_ns = 90,
.data_hold_time_ns = 350,
},
.i2c[7] = {
.speed = I2C_SPEED_FAST,
.rise_time_ns = 44,
.fall_time_ns = 90,
},
}"
device domain 0 on
device pci 16.0 on
chip drivers/i2c/hid
register "generic.hid" = ""WCOM50C1""
register "generic.desc" = ""WCOM Digitizer""
register "generic.irq" = "ACPI_IRQ_LEVEL_LOW(GPIO_139_IRQ)"
register "generic.reset_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_HIGH(GPIO_140)"
register "generic.reset_delay_ms" = "20"
register "generic.has_power_resource" = "1"
register "hid_desc_reg_offset" = "0x1"
device i2c 0x9 on end
end
end # - I2C 0
device pci 17.1 on
chip drivers/i2c/da7219
register "irq" = "ACPI_IRQ_LEVEL_LOW(GPIO_137_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 # - I2C 5
device pci 17.2 on
chip drivers/i2c/generic
register "hid" = ""ELAN0000""
register "desc" = ""ELAN Touchpad""
register "irq" = "ACPI_IRQ_WAKE_EDGE_LOW(GPIO_135_IRQ)"
register "wake" = "GPE0_DW3_27"
register "probed" = "1"
device i2c 15 on end
end
end # - I2C 6
device pci 17.3 on
chip drivers/i2c/generic
register "hid" = ""ELAN0001""
register "desc" = ""ELAN Touchscreen""
register "irq" = "ACPI_IRQ_EDGE_LOW(GPIO_212_IRQ)"
register "probed" = "1"
register "reset_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_HIGH(GPIO_105)"
register "reset_delay_ms" = "20"
register "enable_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_HIGH(GPIO_146)"
register "enable_delay_ms" = "1"
register "has_power_resource" = "1"
device i2c 10 on end
end
chip drivers/i2c/hid
register "generic.hid" = ""WDHT0002""
register "generic.desc" = ""WDT Touchscreen""
register "generic.irq" = "ACPI_IRQ_EDGE_LOW(GPIO_212_IRQ)"
register "generic.probed" = "1"
register "generic.reset_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_HIGH(GPIO_105)"
register "generic.reset_delay_ms" = "130"
register "generic.enable_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_HIGH(GPIO_146)"
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 7
end
end
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