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mb/google/rex: Enable touchpad 

Enable touchpad for Google Rex.

BUG=b:245866939
TEST=Build and boot to Google Rex. Verify touchpad works.

Signed-off-by: Kapil Porwal <kapilporwal@google.com>
Change-Id: I49fdd72bf3350085e82411b95edcd6a9a09d2df5
Reviewed-on: https://review.coreboot.org/c/coreboot/+/67471
Reviewed-by: Tarun Tuli <taruntuli@google.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Subrata Banik <subratabanik@google.com>
Reviewed-by: Shaunak Saha <shaunak.saha@intel.corp-partner.google.com>
This commit is contained in:
Kapil Porwal 2022-09-08 22:52:49 -07:00 committed by Subrata Banik
parent 56c0f80244
commit 53105a5226
2 changed files with 11 additions and 1 deletions
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1
src/mainboard/google/rex/Kconfig
View File

@ -3,6 +3,7 @@ config BOARD_GOOGLE_REX_COMMON
# FIXME: Rex Proto 0 only has 64MB SPINOR mounted on the board, # FIXME: Rex Proto 0 only has 64MB SPINOR mounted on the board,
# and the plan is to use 32MB later with Proto 1 onwards. # and the plan is to use 32MB later with Proto 1 onwards.
select BOARD_ROMSIZE_KB_65536 select BOARD_ROMSIZE_KB_65536
select DRIVERS_I2C_GENERIC
select EC_GOOGLE_CHROMEEC select EC_GOOGLE_CHROMEEC
select EC_GOOGLE_CHROMEEC_BOARDID select EC_GOOGLE_CHROMEEC_BOARDID
select EC_GOOGLE_CHROMEEC_ESPI select EC_GOOGLE_CHROMEEC_ESPI

11
src/mainboard/google/rex/variants/rex0/overridetree.cb
View File

@ -201,7 +201,16 @@ chip soc/intel/meteorlake
device ref i2c0 on end device ref i2c0 on end
device ref i2c1 on end device ref i2c1 on end
device ref i2c2 on end device ref i2c2 on end
device ref i2c3 on end device ref i2c3 on
chip drivers/i2c/generic
register "hid" = ""ELAN0000""
register "desc" = ""ELAN Touchpad""
register "irq" = "ACPI_IRQ_WAKE_LEVEL_LOW(GPP_B00_IRQ)"
register "wake" = "GPE0_DW0_00"
register "detect" = "1"
device i2c 15 on end
end
end
device ref sata on end device ref sata on end
device ref i2c4 on device ref i2c4 on
chip drivers/i2c/tpm chip drivers/i2c/tpm