This target can automatically detect the correct memory size and we've
been using it for long in ar71xx.
Signed-off-by: Chuanhong Guo <gch981213@gmail.com>
Add the SoC compatible to the individual dts files. Rename the dts files
to match the common pattern.
Remove dts files wich aren't used and no image in ar71xx exists.
Signed-off-by: Mathias Kresin <dev@kresin.me>
