diff --git a/src/mainboard/google/reef/variants/snappy/devicetree.cb b/src/mainboard/google/reef/variants/snappy/devicetree.cb
index 5d2860346b..f40c3307c6 100644
--- a/src/mainboard/google/reef/variants/snappy/devicetree.cb
+++ b/src/mainboard/google/reef/variants/snappy/devicetree.cb
@@ -198,6 +198,9 @@ chip soc/intel/apollolake
 				register "desc" = ""Melfas Touchscreen""
 				register "irq" = "ACPI_IRQ_EDGE_LOW(GPIO_21_IRQ)"
 				register "probed" = "1"
+				register "enable_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_HIGH(GPIO_152)"
+				register "enable_delay_ms" = "5"
+				register "has_power_resource" = "1"
 				device i2c 34 on end
 			end
 			chip drivers/i2c/generic
@@ -205,6 +208,11 @@ chip soc/intel/apollolake
 				register "desc" = ""Raydium Touchscreen""
 				register "irq" = "ACPI_IRQ_EDGE_LOW(GPIO_21_IRQ)"
 				register "probed" = "1"
+				register "reset_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_HIGH(GPIO_36)"
+				register "reset_delay_ms" = "1"
+				register "enable_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_HIGH(GPIO_152)"
+				register "enable_delay_ms" = "50"
+				register "has_power_resource" = "1"
 				device i2c 39 on end
 			end
 			chip drivers/i2c/hid