commit ab6eba3b8f3085e21bb86c7bfc3a497072ce517a
Author: Sebastiano Barezzi <barezzisebastiano@gmail.com>
Date:   Mon Feb 8 08:06:36 2021 +0100

    sm8250-common: Initial skeleton
    
    Change-Id: Ic9773001e798552cc4130665a6454fcdaa4ecc72

diff --git a/Android.mk b/Android.mk
new file mode 100644
index 0000000..291522a
--- /dev/null
+++ b/Android.mk
@@ -0,0 +1,13 @@
+#
+# Copyright (C) 2021 The LineageOS Project
+#
+# SPDX-License-Identifier: Apache-2.0
+#
+
+LOCAL_PATH := $(call my-dir)
+
+ifneq ($(filter apollo cas cmi lmi umi,$(TARGET_DEVICE)),)
+
+include $(call all-makefiles-under,$(LOCAL_PATH))
+
+endif
diff --git a/BoardConfigCommon.mk b/BoardConfigCommon.mk
new file mode 100644
index 0000000..adf5dd4
--- /dev/null
+++ b/BoardConfigCommon.mk
@@ -0,0 +1,10 @@
+#
+# Copyright (C) 2021 The LineageOS Project
+#
+# SPDX-License-Identifier: Apache-2.0
+#
+
+COMMON_PATH := device/xiaomi/sm8250-common
+
+# Inherit the proprietary files
+include vendor/xiaomi/sm8250-common/BoardConfigVendor.mk
diff --git a/README.md b/README.md
new file mode 100644
index 0000000..195d15d
--- /dev/null
+++ b/README.md
@@ -0,0 +1,9 @@
+# Common device tree for Xiaomi SM8250 devices
+
+```
+#
+# Copyright (C) 2021 The LineageOS Project
+#
+# SPDX-License-Identifier: Apache-2.0
+#
+```
diff --git a/extract-files.sh b/extract-files.sh
new file mode 100755
index 0000000..12c53a4
--- /dev/null
+++ b/extract-files.sh
@@ -0,0 +1,76 @@
+#!/bin/bash
+#
+# Copyright (C) 2016 The CyanogenMod Project
+# Copyright (C) 2017-2020 The LineageOS Project
+#
+# SPDX-License-Identifier: Apache-2.0
+#
+
+set -e
+
+# Load extract_utils and do some sanity checks
+MY_DIR="${BASH_SOURCE%/*}"
+if [[ ! -d "${MY_DIR}" ]]; then MY_DIR="${PWD}"; fi
+
+ANDROID_ROOT="${MY_DIR}/../../.."
+
+HELPER="${ANDROID_ROOT}/tools/extract-utils/extract_utils.sh"
+if [ ! -f "${HELPER}" ]; then
+    echo "Unable to find helper script at ${HELPER}"
+    exit 1
+fi
+source "${HELPER}"
+
+# Default to sanitizing the vendor folder before extraction
+CLEAN_VENDOR=true
+
+ONLY_COMMON=
+ONLY_TARGET=
+KANG=
+SECTION=
+
+while [ "${#}" -gt 0 ]; do
+    case "${1}" in
+        --only-common )
+                ONLY_COMMON=true
+                ;;
+        --only-target )
+                ONLY_TARGET=true
+                ;;
+        -n | --no-cleanup )
+                CLEAN_VENDOR=false
+                ;;
+        -k | --kang )
+                KANG="--kang"
+                ;;
+        -s | --section )
+                SECTION="${2}"; shift
+                CLEAN_VENDOR=false
+                ;;
+        * )
+                SRC="${1}"
+                ;;
+    esac
+    shift
+done
+
+if [ -z "${SRC}" ]; then
+    SRC="adb"
+fi
+
+if [ -z "${ONLY_TARGET}" ]; then
+    # Initialize the helper for common device
+    setup_vendor "${DEVICE_COMMON}" "${VENDOR}" "${ANDROID_ROOT}" true "${CLEAN_VENDOR}"
+
+    extract "${MY_DIR}/proprietary-files.txt" "${SRC}" "${KANG}" --section "${SECTION}"
+fi
+
+if [ -z "${ONLY_COMMON}" ] && [ -s "${MY_DIR}/../${DEVICE}/proprietary-files.txt" ]; then
+    # Reinitialize the helper for device
+    source "${MY_DIR}/../${DEVICE}/extract-files.sh"
+    setup_vendor "${DEVICE}" "${VENDOR}" "${ANDROID_ROOT}" false "${CLEAN_VENDOR}"
+
+    extract "${MY_DIR}/../${DEVICE}/proprietary-files.txt" "${SRC}" "${KANG}" --section "${SECTION}"
+fi
+
+"${MY_DIR}/setup-makefiles.sh"
diff --git a/kona.mk b/kona.mk
new file mode 100644
index 0000000..f5e89de
--- /dev/null
+++ b/kona.mk
@@ -0,0 +1,8 @@
+#
+# Copyright (C) 2021 The LineageOS Project
+#
+# SPDX-License-Identifier: Apache-2.0
+#
+
+# Inherit the proprietary files
+$(call inherit-product, vendor/xiaomi/sm8250-common/sm8250-common-vendor.mk)
diff --git a/lineage.dependencies b/lineage.dependencies
new file mode 100644
index 0000000..6088458
--- /dev/null
+++ b/lineage.dependencies
@@ -0,0 +1,6 @@
+[
+  {
+    "repository": "android_kernel_xiaomi_sm8250",
+    "target_path": "kernel/xiaomi/sm8250"
+  }
+]
diff --git a/setup-makefiles.sh b/setup-makefiles.sh
new file mode 100755
index 0000000..277b41c
--- /dev/null
+++ b/setup-makefiles.sh
@@ -0,0 +1,48 @@
+#!/bin/bash
+#
+# Copyright (C) 2016 The CyanogenMod Project
+# Copyright (C) 2017-2020 The LineageOS Project
+#
+# SPDX-License-Identifier: Apache-2.0
+#
+
+set -e
+
+# Load extract_utils and do some sanity checks
+MY_DIR="${BASH_SOURCE%/*}"
+if [[ ! -d "${MY_DIR}" ]]; then MY_DIR="${PWD}"; fi
+
+ANDROID_ROOT="${MY_DIR}/../../.."
+
+HELPER="${ANDROID_ROOT}/tools/extract-utils/extract_utils.sh"
+if [ ! -f "${HELPER}" ]; then
+    echo "Unable to find helper script at ${HELPER}"
+    exit 1
+fi
+source "${HELPER}"
+
+# Initialize the helper for common
+setup_vendor "${DEVICE_COMMON}" "${VENDOR}" "${ANDROID_ROOT}" true
+
+# Warning headers and guards
+write_headers "apollo cas cmi lmi umi"
+
+# The standard common blobs
+write_makefiles "${MY_DIR}/proprietary-files.txt" true
+
+# Finish
+write_footers
+
+if [ -s "${MY_DIR}/../${DEVICE}/proprietary-files.txt" ]; then
+    # Reinitialize the helper for device
+    setup_vendor "${DEVICE}" "${VENDOR}" "${ANDROID_ROOT}" false
+
+    # Warning headers and guards
+    write_headers
+
+    # The standard device blobs
+    write_makefiles "${MY_DIR}/../${DEVICE}/proprietary-files.txt" true
+
+    # Finish
+    write_footers
+fi