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-rw-r--r--src/mainboard/google/reef/Kconfig3
-rw-r--r--src/mainboard/google/reef/variants/snappy/devicetree.cb10
2 files changed, 13 insertions, 0 deletions
diff --git a/src/mainboard/google/reef/Kconfig b/src/mainboard/google/reef/Kconfig
index 0766577a1f..1ef2e8858a 100644
--- a/src/mainboard/google/reef/Kconfig
+++ b/src/mainboard/google/reef/Kconfig
@@ -44,6 +44,9 @@ config DRIVERS_I2C_DA7219
config DRIVERS_I2C_GENERIC
default y
+config DRIVERS_I2C_HID
+ default y
+
config DRIVERS_I2C_WACOM
default y
diff --git a/src/mainboard/google/reef/variants/snappy/devicetree.cb b/src/mainboard/google/reef/variants/snappy/devicetree.cb
index d249e53952..e498533db3 100644
--- a/src/mainboard/google/reef/variants/snappy/devicetree.cb
+++ b/src/mainboard/google/reef/variants/snappy/devicetree.cb
@@ -187,6 +187,16 @@ chip soc/intel/apollolake
device i2c 10 on end
end
+ chip drivers/i2c/hid
+ register "generic.hid" = ""WDHT0001""
+ register "generic.desc" = ""WDT Touchscreen""
+ register "generic.irq" = "IRQ_EDGE_LOW(GPIO_21_IRQ)"
+ register "generic.probed" = "1"
+ register "generic.pwr_mgmt_type" = "GPIO_EXPORT"
+ register "generic.reset_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_HIGH(GPIO_36)"
+ register "hid_desc_reg_offset" = "0x20"
+ device i2c 2c on end
+ end
end # - I2C 3
device pci 17.0 on
chip drivers/i2c/generic