zhongtian wu has uploaded this change for review. ( 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 --- M src/mainboard/google/rex/variants/screebo/overridetree.cb 1 file changed, 33 insertions(+), 0 deletions(-)
git pull ssh://review.coreboot.org:29418/coreboot refs/changes/92/75692/1
diff --git a/src/mainboard/google/rex/variants/screebo/overridetree.cb b/src/mainboard/google/rex/variants/screebo/overridetree.cb index d66d7bd..59889ab 100644 --- a/src/mainboard/google/rex/variants/screebo/overridetree.cb +++ b/src/mainboard/google/rex/variants/screebo/overridetree.cb @@ -368,6 +368,39 @@ 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 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 end + end + end device ref i2c3 on chip drivers/i2c/generic register "hid" = ""ELAN0000""