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-rw-r--r--src/mainboard/google/rex/variants/rex0/overridetree.cb6
1 files changed, 6 insertions, 0 deletions
diff --git a/src/mainboard/google/rex/variants/rex0/overridetree.cb b/src/mainboard/google/rex/variants/rex0/overridetree.cb
index 730af8bb30..e0cbc6e7d3 100644
--- a/src/mainboard/google/rex/variants/rex0/overridetree.cb
+++ b/src/mainboard/google/rex/variants/rex0/overridetree.cb
@@ -1,5 +1,11 @@
chip soc/intel/meteorlake
+ register "serial_io_gspi_mode" = "{
+ [PchSerialIoIndexGSPI0] = PchSerialIoDisabled,
+ [PchSerialIoIndexGSPI1] = PchSerialIoPci,
+ [PchSerialIoIndexGSPI2] = PchSerialIoDisabled,
+ }"
+
register "serial_io_i2c_mode" = "{
[PchSerialIoIndexI2C0] = PchSerialIoPci,
[PchSerialIoIndexI2C1] = PchSerialIoPci,