diff --git a/src/mainboard/google/rex/variants/screebo/overridetree.cb b/src/mainboard/google/rex/variants/screebo/overridetree.cb index d66d7bd7eb..8669d95e26 100644 --- a/src/mainboard/google/rex/variants/screebo/overridetree.cb +++ b/src/mainboard/google/rex/variants/screebo/overridetree.cb @@ -13,6 +13,11 @@ fw_config option MB_TYPEC 1 option MB_TBT 2 end + field TOUCHSCREEN 8 9 + option TOUCHSCREEN_UNKNOWN 0 + option TOUCHSCREEN_ILITEK 1 + option TOUCHSCREEN_ELAN 2 + end end chip soc/intel/meteorlake @@ -368,6 +373,43 @@ chip soc/intel/meteorlake end end end + device ref i2c1 on + chip drivers/i2c/hid + register "generic.hid" = ""ILTK0001"" + register "generic.desc" = ""ILITEK Touchscreen"" + register "generic.irq" = "ACPI_IRQ_LEVEL_LOW(GPP_C07_IRQ)" + register "generic.probed" = "1" + register "generic.reset_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_LOW(GPP_C01)" + register "generic.reset_delay_ms" = "200" + register "generic.enable_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_HIGH(GPP_C00)" + register "generic.enable_delay_ms" = "12" + register "generic.stop_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_HIGH(GPP_C06)" + register "generic.stop_off_delay_ms" = "2" + register "generic.has_power_resource" = "1" + register "hid_desc_reg_offset" = "0x01" + device i2c 41 on + probe TOUCHSCREEN TOUCHSCREEN_ILITEK + end + end + chip drivers/i2c/hid + register "generic.hid" = ""EKTH7B18U"" + register "generic.desc" = ""ELAN Touchscreen"" + register "generic.irq" = "ACPI_IRQ_LEVEL_LOW(GPP_C07_IRQ)" + register "generic.probed" = "1" + register "generic.reset_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_LOW(GPP_C01)" + register "generic.reset_delay_ms" = "20" + register "generic.reset_off_delay_ms" = "2" + register "generic.enable_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_HIGH(GPP_C00)" + register "generic.enable_delay_ms" = "1" + register "generic.stop_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_LOW(GPP_C06)" + register "generic.stop_off_delay_ms" = "2" + register "generic.has_power_resource" = "1" + register "hid_desc_reg_offset" = "0x01" + device i2c 10 on + probe TOUCHSCREEN TOUCHSCREEN_ELAN + end + end + end device ref i2c3 on chip drivers/i2c/generic register "hid" = ""ELAN0000""