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-rw-r--r--src/mainboard/google/hatch/Kconfig4
-rw-r--r--src/mainboard/google/hatch/variants/hatch/overridetree.cb18
2 files changed, 22 insertions, 0 deletions
diff --git a/src/mainboard/google/hatch/Kconfig b/src/mainboard/google/hatch/Kconfig
index f632a02d03..19c71841b2 100644
--- a/src/mainboard/google/hatch/Kconfig
+++ b/src/mainboard/google/hatch/Kconfig
@@ -80,6 +80,10 @@ config MAX_CPUS
int
default 8
+config OVERRIDE_DEVICETREE
+ string
+ default "variants/$(CONFIG_VARIANT_DIR)/overridetree.cb" if !BOARD_GOOGLE_HATCH_WHL
+
config TPM_TIS_ACPI_INTERRUPT
int
default 53 # GPE0_DW1_21 (GPP_C21)
diff --git a/src/mainboard/google/hatch/variants/hatch/overridetree.cb b/src/mainboard/google/hatch/variants/hatch/overridetree.cb
new file mode 100644
index 0000000000..6e6414e8a8
--- /dev/null
+++ b/src/mainboard/google/hatch/variants/hatch/overridetree.cb
@@ -0,0 +1,18 @@
+chip soc/intel/cannonlake
+
+ register "SerialIoDevMode" = "{
+ [PchSerialIoIndexI2C0] = PchSerialIoPci,
+ [PchSerialIoIndexI2C1] = PchSerialIoPci,
+ [PchSerialIoIndexI2C2] = PchSerialIoPci,
+ [PchSerialIoIndexI2C3] = PchSerialIoPci,
+ [PchSerialIoIndexI2C4] = PchSerialIoPci,
+ [PchSerialIoIndexI2C5] = PchSerialIoPci,
+ [PchSerialIoIndexSPI0] = PchSerialIoPci,
+ [PchSerialIoIndexSPI1] = PchSerialIoPci,
+ [PchSerialIoIndexSPI2] = PchSerialIoDisabled,
+ [PchSerialIoIndexUART0] = PchSerialIoPci,
+ [PchSerialIoIndexUART1] = PchSerialIoDisabled,
+ [PchSerialIoIndexUART2] = PchSerialIoDisabled,
+ }"
+
+end