UPSTREAM: mb/google/poppy/variants/nautilus: Set grip sensor threshold

Set threshold parameter for grip sensor STH9321
.ProxCtrl6: 75
.ProxCtrl7: 99

BUG=b:113303916
BRANCH=poppy
TEST=Built and verified  parameter passed to driver

Change-Id: Ibe623771db30436b7b338c2fa2146d53d089339d
Signed-off-by: Seunghwan Kim <sh_.kim@samsung.com>
Signed-off-by: Enrico Granata <egranata@chromium.org>
Reviewed-on: https://chromium-review.googlesource.com/1195575
Commit-Ready: Martin Roth <martinroth@chromium.org>
diff --git a/src/mainboard/google/poppy/variants/nautilus/devicetree.cb b/src/mainboard/google/poppy/variants/nautilus/devicetree.cb
index 37edd8a..109d2b6 100644
--- a/src/mainboard/google/poppy/variants/nautilus/devicetree.cb
+++ b/src/mainboard/google/poppy/variants/nautilus/devicetree.cb
@@ -334,6 +334,13 @@
 				register "desc" = ""SAR Proximity Sensor""
 				register "irq" = "ACPI_IRQ_LEVEL_LOW(GPP_A18_IRQ)"
 				register "device_present_gpio" = "GPP_B20"
+				register "property_count" = "2"
+				register "property_list[0].type" = "ACPI_DP_TYPE_INTEGER"
+				register "property_list[0].name" = ""STH9321,reg_prox_ctrl6""
+				register "property_list[0].integer" = "75"
+				register "property_list[1].type" = "ACPI_DP_TYPE_INTEGER"
+				register "property_list[1].name" = ""STH9321,reg_prox_ctrl7""
+				register "property_list[1].integer" = "99"
 				device i2c 28 on end
 			end
 		end # I2C #2