update dts and network/LED configuration for DSA driver.
sysupgrade from images prior to this commit with config preserved
will cause broken ethernet setup.
Signed-off-by: DENG Qingfang <dengqf6@mail2.sysu.edu.cn>
Acked-by: Jo-Philipp Wich <jo@mein.io>
[split commit]
Signed-off-by: Chuanhong Guo <gch981213@gmail.com>