OLIMEX© 2017
A20-OLinuXino-LIME2 user's manual
method of writing the image and confirm your wish to write the image.
•
Wait till upgrade succeeds
Note that it is not recommended to have your mini USB connected to an external USB hub. This might
cause delays and might distort the signal levels. Always test with the USB connected straight to the USB
ports of your computer.
Important: When Android runs for very first time it takes several minutes to initialize all files and buffers
please do not cut the power supply during this process! Also when fresh image is installed fast boot may
be disabled, which means that when you apply power supply after few seconds Android will go in sleep
mode and you have to press PWR button to start it, you can change to fast boot when you power off there
is dialog box asking you if you want next boot to be fast boot, you have to check this box before you
power off. Also note that you must do touch screen calibration when you run Android for very first time
which might require a mouse.
Q: How to edit board configurations and definitions in the official Debian Linux?
A: Do you want a custom video resolution output? Do you need a different port definition? Do you need
to change the hardware definitions of the board?
It is explained above in the manual. But you can also visit this wiki article:
Q: How to edit board configurations and definitions in the official Android images?
A: There is a wiki article about that, please visit:
Q: Is it possible to boot Debian from NAND? Do you provide such image?
A: Yes, it is possible. Use the latest Debian Jessie image and write "nandinstall". If there are problems try
to upload Android first to the NAND and then try “nandinstall” again. More information can be found in
this wiki article:
installing Debian Jessie to the 4GB NAND memory
There are other people who are also successful in booting Debian from the NAND. Make sure to check on
the forum. Make sure to check the number of very good and optimized A20-OLinuXino Debian images
by Igor Pečovnik. There are also his instructions for NAND installation of Debian:
Q: Is it possible to boot Debian from eMMC? Do you provide such image?
A: Yes, it is possible. Use the latest Debian Jessie image and type "./emmc.sh". More information can be
found in this wiki article:
installing Debian Jessie to the eMMC memory
Q: How to generate boot-able SD-card Debian Linux image for A20-OLinuXino-LIME?
A: Build instructions and required files for the latest Debian images can be found in our GitHub
repository.
Building Debian Wheezy images:
https://github.com/OLIMEX/OLINUXINO/tree/master/SOFTWARE/A20/A20-build-3.4.90
Building Debian Jessie images:
https://github.com/OLIMEX/OLINUXINO/tree/master/SOFTWARE/A20/A20-build-3.4.103
Note that Linux-Sunxi kernel is a work-in-progress, this means you can try the current stage/sunxi-x.x
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