Felix Held has submitted this change. ( https://review.coreboot.org/c/coreboot/+/75692?usp=email )
Change subject: mb/google/rex/var/screebo: Enable touchscreen ......................................................................
mb/google/rex/var/screebo: Enable touchscreen
Enable ILI2901 and eKTH7B18 touchscreen for Google Screebo.
BUG=b:278167967 BRANCH=none TEST=Build and boot to Google Screebo. Verify touchscreen works.
Change-Id: I57d55c5f2621d6fafd53b19d12ecad20271cdbb1 Signed-off-by: Zhongtian Wu wuzhongtian@huaqin.corp-partner.google.com Reviewed-on: https://review.coreboot.org/c/coreboot/+/75692 Tested-by: build bot (Jenkins) no-reply@coreboot.org Reviewed-by: Subrata Banik subratabanik@google.com Reviewed-by: Eric Lai eric_lai@quanta.corp-partner.google.com Reviewed-by: Rui Zhou zhourui@huaqin.corp-partner.google.com --- M src/mainboard/google/rex/variants/screebo/overridetree.cb 1 file changed, 42 insertions(+), 0 deletions(-)
Approvals: build bot (Jenkins): Verified Eric Lai: Looks good to me, approved Subrata Banik: Looks good to me, approved Rui Zhou: Looks good to me, but someone else must approve
diff --git a/src/mainboard/google/rex/variants/screebo/overridetree.cb b/src/mainboard/google/rex/variants/screebo/overridetree.cb index d66d7bd..8669d95 100644 --- a/src/mainboard/google/rex/variants/screebo/overridetree.cb +++ b/src/mainboard/google/rex/variants/screebo/overridetree.cb @@ -13,6 +13,11 @@ 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 @@ 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""