IMAGE_SIZE is widely used in many targets. Declare it in the default template to
clean up redundant code. This also prevents deriving IMAGE_SIZE unintentionally
from the previously defined device.
While at it, remove duplicate KERNEL_SIZE declaration.
Signed-off-by: Sungbo Eo <mans0n@gorani.run>
Now that check-size uses IMAGE_SIZE by default, we can skip the argument from
image recipes to reduce redundancy.
Signed-off-by: Sungbo Eo <mans0n@gorani.run>
[do not touch ar71xx]
Signed-off-by: Adrian Schmutzler <freifunk@adrianschmutzler.de>
