mb/google/octopus/variants/garg: Add G2Touch touchscreen support
BUG=b:156564296
BRANCH=octopus
TEST=emerge-octopus coreboot
Change-Id: I99b04fec88da481e21b7a05807a4f1edeb3a5bdf
Signed-off-by: Tony Huang <tony-huang@quanta.corp-partner.google.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/42036
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Justin TerAvest <teravest@chromium.org>
diff --git a/src/mainboard/google/octopus/variants/garg/overridetree.cb b/src/mainboard/google/octopus/variants/garg/overridetree.cb
index 0230a29..a91a730 100644
--- a/src/mainboard/google/octopus/variants/garg/overridetree.cb
+++ b/src/mainboard/google/octopus/variants/garg/overridetree.cb
@@ -172,6 +172,20 @@
register "has_power_resource" = "1"
device i2c 39 on end
end
+ chip drivers/i2c/hid
+ register "generic.hid" = ""GTCH7503""
+ register "generic.desc" = ""G2TOUCH 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" = "50"
+ 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" = "0x01"
+ device i2c 40 on end
+ end
end # - I2C 7
end