MIPS: dts: reuse TP-LINK MR3020 dts file from linux
At the moment barebox tplink-mr3020.dts file has almost
the same content as linux ar9331_tl_mr3020.dts file
so we can reuse linux dts-file and drop duplicated lines
from barebox dts-file.
Signed-off-by: Antony Pavlov <antonynpavlov@gmail.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>