Add a new device J721e with a generic HAL.
This has been generated with the following command from AOSP root:
./device/common/populate-new-device.sh ti j721e.
Some modifications have been made to the generated files and a manifest.xml file has been added.
Added flashall script
Signed-off-by: Imen BEN HASSEN ibenhassen@baylibre.com Signed-off-by: Mattijs Korpershoek mkorpershoek@baylibre.com Signed-off-by: Nicolas Frayer nfrayer@baylibre.com