[RFC net-next] net: dsa: mt7530: support MDB and bridge flag operations

[DENG Qingfang]

Hi Vladimir,

On Wed, Feb 24, 2021 at 4:42 PM Vladimir Oltean <olteanv at gmail.com> wrote:
>
> I think the comment is incorrect and this _enables_ flooding (which btw
> is ok until we get the address filtering thing sorted out).

The initial value of these FFP fields is all 1's (0xFF). Writing the
CPU port bit here will clear the other (user ports).