Switch to kernel 4.0.
Use a custom kernel config to avoid the caveat of a huge debug-enabled
one.
And also reduce defconfig options to avoid bloat.
Signed-off-by: Gustavo Zacarias <gustavo@zacarias.com.ar>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
Used to test the new default binutils 2.24 (all passed).
Also update the virtex readme since the dtb is in output/images as well.
Signed-off-by: Gustavo Zacarias <gustavo@zacarias.com.ar>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>