mb/google/octopus/variants/casta: Add support zinitix touchpad
This change adds support zinitix touchpad for casta/bluebird.
BRANCH=firmware-octopus-11297.B
BUG=b:175618033
TEST=built and verified touchpad worked on casta
Change-Id: I1a8f562de19d1a8160d52c65400553f0c68393e0
Signed-off-by: Seunghwan Kim <sh_.kim@samsung.corp-partner.google.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/48634
Reviewed-by: Furquan Shaikh <furquan@google.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
diff --git a/src/mainboard/google/octopus/variants/casta/overridetree.cb b/src/mainboard/google/octopus/variants/casta/overridetree.cb
index 3f2a884..a09bcbb 100644
--- a/src/mainboard/google/octopus/variants/casta/overridetree.cb
+++ b/src/mainboard/google/octopus/variants/casta/overridetree.cb
@@ -137,6 +137,15 @@
register "probed" = "1"
device i2c 15 on end
end
+ chip drivers/i2c/hid
+ register "generic.hid" = ""ZNT0000""
+ register "generic.desc" = ""Zinitix Touchpad""
+ register "generic.irq" = "ACPI_IRQ_WAKE_LEVEL_LOW(GPIO_135_IRQ)"
+ register "generic.wake" = "GPE0_DW3_27"
+ register "generic.probed" = "1"
+ register "hid_desc_reg_offset" = "0xE"
+ device i2c 40 on end
+ end
end # - I2C 6
end