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mb/google/rex: Add FW_CONFIG for TOUCH over SPI 

TEST=set the corresponding cbi bit, and saw SPI0 under sysfs
BUG=b:278783755

Signed-off-by: Eran Mitrani <mitrani@google.com>
Change-Id: I7099cde14cff90ad63e9164769f9913a8284a805
Reviewed-on: https://review.coreboot.org/c/coreboot/+/74888
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Subrata Banik <subratabanik@google.com>
Reviewed-by: Wonkyu Kim <wonkyu.kim@intel.com>
Reviewed-by: Kapil Porwal <kapilporwal@google.com>
This commit is contained in:
Eran Mitrani 2023-05-02 16:00:43 -07:00 committed by Subrata Banik
parent a398b31108
commit 78881e1006
1 changed files with 8 additions and 1 deletions
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9
src/mainboard/google/rex/variants/rex0/overridetree.cb
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@ -42,6 +42,10 @@ fw_config
option WIFI_CNVI 0
option WIFI_PCIE 1
end
field TOUCHSCREEN 19
option TOUCHSCREEN_I2C 0
option TOUCHSCREEN_I2C_SPI 1
end
end
chip soc/intel/meteorlake
@ -75,7 +79,7 @@ chip soc/intel/meteorlake
}"
register "serial_io_gspi_mode" = "{
[PchSerialIoIndexGSPI0] = PchSerialIoDisabled,
[PchSerialIoIndexGSPI0] = PchSerialIoPci,
[PchSerialIoIndexGSPI1] = PchSerialIoPci,
[PchSerialIoIndexGSPI2] = PchSerialIoDisabled,
}"
@ -705,6 +709,9 @@ chip soc/intel/meteorlake
end
probe DB_SD SD_GL9755S
end
device ref gspi0 on
probe TOUCHSCREEN TOUCHSCREEN_I2C_SPI
end
device ref gspi1 on
chip drivers/spi/acpi
register "name" = ""CRFP""