2016-01-15 - v1.1:

add power down
add usb otg host & device
add rtc
support SOM-RK3066_V3

2014-09-16, v1.0:

* This is an "rockchip update.img format image" for NAND flash, flash it with
  - RKBatchTool (Windows)
  - upgrade_tool uf /path/to/the_nand.img (Linux)
For more information about flashing: http://www.hotmcu.com/wiki/Flashing_Firmware_Image_Files_Using_The_Rockchip_Tool

Based on android SDK  MarsBoard-RK3066-PX2-Android-4.4.2-SDK.tar.gz

support list
-LCD support, HY070CTP-HD or HY070CTP-A.
-LCD 5 point capacitive touch support, HY070CTP-HD or HY070CTP-A.
-8188EU USB WIFI support.
-Ethernet DHCP
-SD card support
-HDMI 720p
-Audio Output: HDMI, rtl5631
-Audio Input: MIC rtl5631
-usb debug, USB ADB
-Mouse and keyboard
-VOL+, VOL-, ESE, PWR key