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mb/google/dedede/var/blipper: Enable touchpad support 

Add touchpad into devicetree for blipper.

BUG=b:172787208
BRANCH=dedede
TEST=built blipper firmware and verified touchpad function
the kernel log: found RMI device, manufacturer: Synaptics

Change-Id: I2c9b61ba9d282f994e2f756bafe4af1091d4d617
Signed-off-by: Zanxi Chen <chenzanxi@huaqin.corp-partner.google.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/51188
Reviewed-by: Karthik Ramasubramanian <kramasub@google.com>
Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
This commit is contained in:
Zanxi Chen 2021-03-02 23:36:31 +08:00 committed by Patrick Georgi
parent 30931f5a4d
commit 535d6d8cf1
1 changed files with 19 additions and 1 deletions
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20
src/mainboard/google/dedede/variants/blipper/overridetree.cb
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@ -37,6 +37,24 @@ chip soc/intel/jasperlake
}"
device domain 0 on
device pci 15.0 on end
device pci 15.0 on
chip drivers/i2c/generic
register "hid" = ""ELAN0000""
register "desc" = ""ELAN Touchpad""
register "irq" = "ACPI_IRQ_WAKE_EDGE_LOW(GPP_B3_IRQ)"
register "wake" = "GPE0_DW0_03"
register "probed" = "1"
device i2c 15 on end
end
chip drivers/i2c/hid
register "generic.hid" = ""PNP0C50""
register "generic.desc" = ""Synaptics Touchpad""
register "generic.irq" = "ACPI_IRQ_WAKE_LEVEL_LOW(GPP_B3_IRQ)"
register "generic.wake" = "GPE0_DW0_03"
register "generic.probed" = "1"
register "hid_desc_reg_offset" = "0x20"
device i2c 0x2c on end
end
end # I2C 0
end
end