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mb/google/dedede/var/blipper: Enable touchscreen for blipper 

Add G2 and ELAN touchscreen into devicetree for blipper.

BUG=b:181098785
BRANCH=dedede
TEST=built blipper firmware and verified touchscreen function is ok

Change-Id: Ie0bfc2972fc1a33a6f02495d3976b816209e956b
Signed-off-by: Zanxi Chen <chenzanxi@huaqin.corp-partner.google.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/51342
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Karthik Ramasubramanian <kramasub@google.com>
This commit is contained in:
Zanxi Chen 2021-03-08 19:50:07 +08:00 committed by Patrick Georgi
parent bcc090d5e0
commit 75f3d7ddbc
1 changed files with 38 additions and 0 deletions
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38
src/mainboard/google/dedede/variants/blipper/overridetree.cb
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@ -56,5 +56,43 @@ chip soc/intel/jasperlake
device i2c 0x2c on end device i2c 0x2c on end
end end
end # I2C 0 end # I2C 0
device pci 15.2 on
chip drivers/i2c/hid
register "generic.hid" = ""GTCH7503""
register "generic.desc" = ""G2 Touchscreen""
register "generic.irq" = "ACPI_IRQ_LEVEL_LOW(GPP_D4_IRQ)"
register "generic.probed" = "1"
register "generic.reset_gpio" =
"ACPI_GPIO_OUTPUT_ACTIVE_LOW(GPP_D5)"
register "generic.reset_delay_ms" = "120"
register "generic.reset_off_delay_ms" = "3"
register "generic.enable_gpio" =
"ACPI_GPIO_OUTPUT_ACTIVE_HIGH(GPP_D6)"
register "generic.enable_delay_ms" = "12"
register "generic.has_power_resource" = "1"
register "hid_desc_reg_offset" = "0x01"
device i2c 0x40 on end
end
chip drivers/i2c/hid
register "generic.hid" = ""ELAN0001""
register "generic.desc" = ""ELAN Touchscreen""
register "generic.irq" = "ACPI_IRQ_LEVEL_LOW(GPP_D4_IRQ)"
register "generic.probed" = "1"
register "generic.reset_gpio" =
"ACPI_GPIO_OUTPUT_ACTIVE_LOW(GPP_D5)"
register "generic.reset_delay_ms" = "20"
register "generic.reset_off_delay_ms" = "2"
register "generic.stop_gpio" =
"ACPI_GPIO_OUTPUT_ACTIVE_LOW(GPP_A11)"
register "generic.stop_delay_ms" = "280"
register "generic.stop_off_delay_ms" = "2"
register "generic.enable_gpio" =
"ACPI_GPIO_OUTPUT_ACTIVE_HIGH(GPP_D6)"
register "generic.enable_delay_ms" = "1"
register "generic.has_power_resource" = "1"
register "hid_desc_reg_offset" = "0x01"
device i2c 10 on end
end
end # I2C 2
end end
end end