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-rw-r--r--src/mainboard/google/sarien/variants/sarien/devicetree.cb13
1 files changed, 12 insertions, 1 deletions
diff --git a/src/mainboard/google/sarien/variants/sarien/devicetree.cb b/src/mainboard/google/sarien/variants/sarien/devicetree.cb
index 991e964073..5004abf1b8 100644
--- a/src/mainboard/google/sarien/variants/sarien/devicetree.cb
+++ b/src/mainboard/google/sarien/variants/sarien/devicetree.cb
@@ -202,7 +202,18 @@ chip soc/intel/cannonlake
device pci 14.3 on end # CNVi wifi
end
device pci 14.5 off end # SDCard
- device pci 15.0 on end # I2C #0
+ device pci 15.0 on
+ chip drivers/i2c/generic
+ register "hid" = ""MLFS0000""
+ register "desc" = ""Melfas Touchscreen""
+ register "irq" = "ACPI_IRQ_EDGE_LOW(GPP_C23_IRQ)"
+ register "probed" = "1"
+ register "enable_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_HIGH(GPP_E7)"
+ register "enable_delay_ms" = "5"
+ register "has_power_resource" = "1"
+ device i2c 10 on end
+ end
+ end # I2C #0
device pci 15.1 on
chip drivers/i2c/hid
register "generic.hid" = ""ACPI0C50""