[coreboot-gerrit] Change in coreboot[master]: mb/google/octopus/variants/dood: Add G2Touch touchscreen support

[Kenneth Chan (Code Review)]

Kenneth Chan has uploaded this change for review. ( https://review.coreboot.org/c/coreboot/+/46675 )

Change subject: mb/google/octopus/variants/dood: Add G2Touch touchscreen support
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mb/google/octopus/variants/dood: Add G2Touch touchscreen support

Add G2Touch touchscreen support for dood.

BUG=b:171526389
BRANCH=octopus
TEST=emerge-octopus coreboot chromeos-bootimage, and check touchscreen
work.

Signed-off-by: Kenneth Chan 
Change-Id: Ica7d893de285c2dd1efcd43ac74919bdd5d5ac17
---
M src/mainboard/google/octopus/variants/dood/overridetree.cb
1 file changed, 14 insertions(+), 0 deletions(-)

git pull ssh://review.coreboot.org:29418/coreboot refs/changes/75/46675/1

diff --git a/src/mainboard/google/octopus/variants/dood/overridetree.cb b/src/mainboard/google/octopus/variants/dood/overridetree.cb
index e1f12cf..6e767dd 100644
--- a/src/mainboard/google/octopus/variants/dood/overridetree.cb
+++ b/src/mainboard/google/octopus/variants/dood/overridetree.cb
@@ -144,6 +144,20 @@
    			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_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