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-rw-r--r--src/mainboard/google/reef/devicetree.cb9
1 files changed, 8 insertions, 1 deletions
diff --git a/src/mainboard/google/reef/devicetree.cb b/src/mainboard/google/reef/devicetree.cb
index 98e413b7d2..3425c432b3 100644
--- a/src/mainboard/google/reef/devicetree.cb
+++ b/src/mainboard/google/reef/devicetree.cb
@@ -92,7 +92,14 @@ chip soc/intel/apollolake
end
device pci 16.1 on end # - I2C 1
device pci 16.2 on end # - I2C 2
- device pci 16.3 on end # - I2C 3
+ device pci 16.3 on
+ chip drivers/i2c/generic
+ register "hid" = ""ELAN0001""
+ register "desc" = ""ELAN Touchscreen""
+ register "irq" = "IRQ_EDGE_LOW(GPIO_21_IRQ)"
+ device i2c 10 on end
+ end
+ end # - I2C 3
device pci 17.0 on
chip drivers/i2c/generic
register "hid" = ""ELAN0000""