Hung-Te Lin has submitted this change. ( https://review.coreboot.org/c/coreboot/+/48552 )
Change subject: mb/google/octopus/var/phaser: Add support for G2TOUCH Touchscreen ......................................................................
mb/google/octopus/var/phaser: Add support for G2TOUCH Touchscreen
Add devicetree configuration for G2TOUCH Touchscreen controller.
BUG=b:175513059 BRANCH=octopus TEST=build bios, check i2c bus and verify touch screen works fine
Change-Id: Ib57597c4998f205c664e13befb4c44532b7dbd4f Signed-off-by: rasheed.hsueh rasheed.hsueh@lcfc.corp-partner.google.com Reviewed-on: https://review.coreboot.org/c/coreboot/+/48552 Tested-by: build bot (Jenkins) no-reply@coreboot.org Reviewed-by: Karthik Ramasubramanian kramasub@google.com --- M src/mainboard/google/octopus/variants/phaser/overridetree.cb 1 file changed, 14 insertions(+), 0 deletions(-)
Approvals: build bot (Jenkins): Verified Karthik Ramasubramanian: Looks good to me, approved
diff --git a/src/mainboard/google/octopus/variants/phaser/overridetree.cb b/src/mainboard/google/octopus/variants/phaser/overridetree.cb index e25f8fa..fb2936a 100644 --- a/src/mainboard/google/octopus/variants/phaser/overridetree.cb +++ b/src/mainboard/google/octopus/variants/phaser/overridetree.cb @@ -171,6 +171,20 @@ register "has_power_resource" = "1" device i2c 39 on end end + chip drivers/i2c/hid + register "generic.hid" = ""GTCH7502"" + register "generic.desc" = ""G2TOUCH Touchscreen"" + register "generic.irq" = "ACPI_IRQ_LEVEL_LOW(GPIO_212_IRQ)" + register "generic.probed" = "1" + register "generic.reset_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_HIGH(GPIO_105)" + register "generic.enable_delay_ms" = "1" + register "generic.enable_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_HIGH(GPIO_146)" + register "generic.reset_delay_ms" = "70" + register "generic.has_power_resource" = "1" + register "generic.disable_gpio_export_in_crs" = "1" + register "hid_desc_reg_offset" = "0x01" + device i2c 40 on end + end end # - I2C 7 end