diff --git a/Android.bp b/Android.bp
new file mode 100644
index 0000000..cdaa513
--- /dev/null
+++ b/Android.bp
@@ -0,0 +1,8 @@
+//
+// Copyright (C) 2025 The LineageOS Project
+//
+// SPDX-License-Identifier: Apache-2.0
+//
+
+soong_namespace {
+}
diff --git a/AndroidProducts.mk b/AndroidProducts.mk
new file mode 100644
index 0000000..5382c05
--- /dev/null
+++ b/AndroidProducts.mk
@@ -0,0 +1,8 @@
+#
+# Copyright (C) 2025 The LineageOS Project
+#
+# SPDX-License-Identifier: Apache-2.0
+#
+
+PRODUCT_MAKEFILES := \
+    $(LOCAL_DIR)/lineage_ingres.mk
diff --git a/BoardConfig.mk b/BoardConfig.mk
new file mode 100644
index 0000000..1c788e9
--- /dev/null
+++ b/BoardConfig.mk
@@ -0,0 +1,13 @@
+#
+# Copyright (C) 2025 The LineageOS Project
+#
+# SPDX-License-Identifier: Apache-2.0
+#
+
+# Inherit from xiaomi sm8450-common
+include device/xiaomi/sm8450-common/BoardConfigCommon.mk
+
+# Inherit from the proprietary version
+include vendor/xiaomi/ingres/BoardConfigVendor.mk
+
+DEVICE_PATH := device/xiaomi/ingres
diff --git a/device.mk b/device.mk
new file mode 100644
index 0000000..cd457c6
--- /dev/null
+++ b/device.mk
@@ -0,0 +1,15 @@
+#
+# Copyright (C) 2025 The LineageOS Project
+#
+# SPDX-License-Identifier: Apache-2.0
+#
+
+# Inherit from xiaomi sm8450-common
+$(call inherit-product, device/xiaomi/sm8450-common/common.mk)
+
+# Inherit from the proprietary version
+$(call inherit-product, vendor/xiaomi/ingres/ingres-vendor.mk)
+
+# Soong namespaces
+PRODUCT_SOONG_NAMESPACES += \
+    $(LOCAL_PATH)
diff --git a/lineage_ingres.mk b/lineage_ingres.mk
new file mode 100644
index 0000000..860177e
--- /dev/null
+++ b/lineage_ingres.mk
@@ -0,0 +1,19 @@
+#
+# Copyright (C) 2025 The LineageOS Project
+#
+# SPDX-License-Identifier: Apache-2.0
+#
+
+# Inherit from ingres device
+$(call inherit-product, device/xiaomi/ingres/device.mk)
+
+# Inherit from common lineage configuration
+$(call inherit-product, vendor/lineage/config/common_full_phone.mk)
+
+PRODUCT_NAME := lineage_ingres
+PRODUCT_DEVICE := ingres
+PRODUCT_MANUFACTURER := Xiaomi
+PRODUCT_BRAND := Redmi
+PRODUCT_MODEL := 21121210G
+
+PRODUCT_GMS_CLIENTID_BASE := android-xiaomi