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-rw-r--r--src/mainboard/google/reef/variants/pyro/devicetree.cb15
1 files changed, 15 insertions, 0 deletions
diff --git a/src/mainboard/google/reef/variants/pyro/devicetree.cb b/src/mainboard/google/reef/variants/pyro/devicetree.cb
index bc06bbba11..f7551d66bb 100644
--- a/src/mainboard/google/reef/variants/pyro/devicetree.cb
+++ b/src/mainboard/google/reef/variants/pyro/devicetree.cb
@@ -176,6 +176,21 @@ chip soc/intel/apollolake
register "hid_desc_reg_offset" = "0x1"
device i2c 0xA on end
end
+ chip drivers/i2c/generic
+ register "hid" = ""ELAN0001""
+ register "desc" = ""ELAN Touchscreen""
+ register "irq" = "IRQ_EDGE_LOW(GPIO_21_IRQ)"
+ register "probed" = "1"
+
+ chip drivers/generic/gpio_regulator
+ register "name" = ""vcc33""
+ register "gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_HIGH(GPIO_152)"
+ register "enabled_on_boot" = "1"
+ device generic 0 on end
+ end
+
+ device i2c 10 on end
+ end
end # - I2C 3
device pci 17.0 on
chip drivers/i2c/generic