miuicamera: Add readme

README.md

@@ -0,0 +1,24 @@
+# MiuiCamera for Miatoll
+
+Clone to `vendor/xiaomi/miuicamera` and add these lines in your device tree :
+- In device.mk:
+```
+$(call inherit-product-if-exists, vendor/xiaomi/miuicamera/MiuiCamera.mk)
+```
+- In BoardConfig.mk:
+```
+-include vendor/xiaomi/miuicamera/BoardConfigMiuiCamera.mk
+```
+- In device FCM:
+```
+<hal format="hidl" optional="true">
+    <name>vendor.xiaomi.hardware.misys</name>
+    <version>1.0</version>
+    <version>2.0</version>
+    <version>3.0</version>
+    <interface>
+        <name>IMiSys</name>
+        <instance>default</instance>
+    </interface>
+</hal>
+```