After define memory sizes for samv7 it is possible unify linker scripts.
This add necessary changes to perform such operation.
Signed-off-by: Gerson Fernando Budke <nandojve@gmail.com>
Current samv7 platform does not define SoC memories sizes. This define
both internal flash and sram memories sizes and update all defconfig
files.
Signed-off-by: Gerson Fernando Budke <nandojve@gmail.com>