Adds support for setting bridge port learning and isolation flags on
ipq40xx.
Signed-off-by: Matthias Schiffer <mschiffer@universe-factory.net>
Link: https://github.com/openwrt/openwrt/pull/18375
Signed-off-by: Christian Marangi <ansuelsmth@gmail.com>
(cherry picked from commit af93874f4e5e4f6a8646964fecf385711d527e89)