Add RMX1801 support

data/devices/oppo.yml

@@ -364,4 +364,62 @@
       - fbdev
     brightness_path: /sys/class/leds/lcd-backlight/brightness
     pixel_format: RGBA_8888
-    theme: portrait_hdpi
+    theme: portrait_hdpi
+
+
+    - name: OPPO RMX1801
+  id: (device id)
+  codenames:
+    - RMX1801
+    - RMX1803
+    - RMX1807
+  architecture: arm64-v8a
+
+  block_devs:
+    base_dirs:
+      - /dev/block/bootdevice/by-name
+    system:
+      - /dev/block/bootdevice/by-name/system
+      - /dev/block/mmcblk0p65
+    cache:
+      - /dev/block/bootdevice/by-name/cache
+      - /dev/block/mmcblk0p64
+    data:
+      - /dev/block/bootdevice/by-name/userdata
+      - /dev/block/mmcblk0p69
+    boot:
+      - /dev/block/bootdevice/by-name/boot
+      - /dev/block/mmcblk0p20
+    recovery:
+      - /dev/block/bootdevice/by-name/recovery
+      - /dev/block/mmcblk0p22
+    efs1:
+      - /dev/block/bootdevice/by-name/modemst1
+      - /dev/block/mmcblk0p3
+    efs2:
+      - /dev/block/bootdevice/by-name/modemst2
+      - /dev/block/mmcblk0p4
+    efsg:
+      - /dev/block/bootdevice/by-name/fsg
+      - /dev/block/mmcblk0p19
+    efsc:
+      - /dev/block/bootdevice/by-name/fsc
+      - /dev/block/mmcblk0p50
+    misc:
+      - /dev/block/bootdevice/by-name/misc
+      - /dev/block/mmcblk0p52
+    vendor:
+      - /dev/block/bootdevice/by-name/vendor
+      - /dev/block/mmcblk0p66
+
+  boot_ui:
+    supported: true
+    flags:
+      - TW_QCOM_RTC_FIX
+    graphics_backends:
+      - fbdev
+    brightness_path: /sys/class/leds/lcd-backlight/brightness
+    max_brightness: 4095
+    default_brightness: 255
+    pixel_format: RGBA_8888
+    theme: portrait_hdpi