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authorWisley Chen <wisley.chen@quantatw.com>2019-09-19 15:20:45 +0800
committerPatrick Georgi <pgeorgi@google.com>2019-09-22 20:12:43 +0000
commit31f5283563148fd7b22d0c1db6d58a053398fe94 (patch)
treef2fb3afb323478b693f580ec561c962b15cf1f97 /src/mainboard/google
parent7f443e1e38a2c29a86fd92a73848dc2635a4a145 (diff)
mb/google/hatch: Add G2Touch Touchscreen support
Add G2Touch Touchscreen support for dratini BUG=b:141281841 TEST=emerge-hatch coreboot chromeos-bootimage, and check touchscreen work. Change-Id: I0dbde7f8396da6335b22aeb4a9703336e2b862b8 Signed-off-by: Wisley Chen <wisley.chen@quantatw.com> Reviewed-on: https://review.coreboot.org/c/coreboot/+/35470 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Tim Wawrzynczak <twawrzynczak@chromium.org>
Diffstat (limited to 'src/mainboard/google')
-rw-r--r--src/mainboard/google/hatch/variants/dratini/overridetree.cb14
1 files changed, 14 insertions, 0 deletions
diff --git a/src/mainboard/google/hatch/variants/dratini/overridetree.cb b/src/mainboard/google/hatch/variants/dratini/overridetree.cb
index b2ec3d75fa..65649d1d45 100644
--- a/src/mainboard/google/hatch/variants/dratini/overridetree.cb
+++ b/src/mainboard/google/hatch/variants/dratini/overridetree.cb
@@ -65,6 +65,20 @@ chip soc/intel/cannonlake
end
end # I2C #0
device pci 15.1 on
+ chip drivers/i2c/hid
+ register "generic.hid" = ""GTCH7503""
+ register "generic.desc" = ""G2TOUCH Touchscreen""
+ register "generic.irq" = "ACPI_IRQ_EDGE_LOW(GPP_D16_IRQ)"
+ register "generic.probed" = "1"
+ register "generic.reset_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_LOW(GPP_D15)"
+ register "generic.reset_delay_ms" = "50"
+ register "generic.enable_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_HIGH(GPP_D9)"
+ 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
chip drivers/i2c/generic
register "hid" = ""ELAN0001""
register "desc" = ""ELAN Touchscreen""