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mb/google/reef: add G2 TS support for snappy 

Add G2 GTCH7503 HID TS support
spec from G2: G7500 / Ver.1.2 (3, April, 2018)

BUG=b:155827595
BRANCH=master
TEST=emerge-snappy coreboot
Change-Id: I151bf141148f4f00b3dadd9c44ab3a6b7731cde1
Signed-off-by: Kevin Chiu <Kevin.Chiu@quantatw.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/41090
Reviewed-by: Martin Roth <martinroth@google.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
This commit is contained in:
Kevin Chiu 2020-05-06 22:55:58 +08:00 committed by Patrick Georgi
parent b0800d3e41
commit bca848c84e
1 changed files with 14 additions and 0 deletions
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14
src/mainboard/google/reef/variants/snappy/devicetree.cb
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@ -244,6 +244,20 @@ chip soc/intel/apollolake
register "hid_desc_reg_offset" = "0x20" register "hid_desc_reg_offset" = "0x20"
device i2c 2c on end device i2c 2c on end
end end
chip drivers/i2c/hid
register "generic.hid" = ""GTCH7503""
register "generic.desc" = ""G2TOUCH Touchscreen""
register "generic.irq" = "ACPI_IRQ_EDGE_LOW(GPIO_21_IRQ)"
register "generic.probed" = "1"
register "generic.reset_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_HIGH(GPIO_36)"
register "generic.reset_delay_ms" = "50"
register "generic.enable_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_HIGH(GPIO_152)"
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 3 end # - I2C 3
device pci 17.0 on device pci 17.0 on
chip drivers/i2c/generic chip drivers/i2c/generic