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-rw-r--r--src/mainboard/google/reef/Kconfig10
-rw-r--r--src/mainboard/google/reef/devicetree.cb8
2 files changed, 16 insertions, 2 deletions
diff --git a/src/mainboard/google/reef/Kconfig b/src/mainboard/google/reef/Kconfig
index 6ef45ccde6..3da0d8b63f 100644
--- a/src/mainboard/google/reef/Kconfig
+++ b/src/mainboard/google/reef/Kconfig
@@ -7,8 +7,10 @@ config BOARD_GOOGLE_BASEBOARD_REEF
select EC_GOOGLE_CHROMEEC_LPC
select HAVE_ACPI_RESUME
select HAVE_ACPI_TABLES
+ select I2C_TPM
select MAINBOARD_HAS_CHROMEOS
- select MAINBOARD_HAS_LPC_TPM
+ select MAINBOARD_HAS_TPM2
+ select TPM2
if BOARD_GOOGLE_BASEBOARD_REEF
@@ -16,6 +18,12 @@ config BASEBOARD_REEF_LAPTOP
def_bool n
select SYSTEM_TYPE_LAPTOP
+config DRIVER_TPM_I2C_BUS
+ hex "0x2"
+
+config DRIVER_TPM_I2C_ADDR
+ hex "0x50"
+
config CHROMEOS
select LID_SWITCH if BASEBOARD_REEF_LAPTOP
diff --git a/src/mainboard/google/reef/devicetree.cb b/src/mainboard/google/reef/devicetree.cb
index 085aa324ef..9a7c2d17b3 100644
--- a/src/mainboard/google/reef/devicetree.cb
+++ b/src/mainboard/google/reef/devicetree.cb
@@ -99,7 +99,13 @@ chip soc/intel/apollolake
end
end
device pci 16.1 on end # - I2C 1
- device pci 16.2 on end # - I2C 2
+ device pci 16.2 on
+ chip drivers/i2c/tpm
+ register "hid" = ""GOOG0005""
+ register "irq" = "IRQ_EDGE_LOW(GPIO_28_IRQ)"
+ device i2c 50 on end
+ end
+ end # - I2C 2
device pci 16.3 on
chip drivers/i2c/generic
register "hid" = ""ELAN0001""