[ Upstream commit 4ae90f90e4909e3014e2dc6a0627964617a7b824 ] All MT7530 switch IP variants share the MT7530_MFC register, but the current driver only writes it for the switch variant that is integrated in the MT7621 SoC. Modify the code to include all MT7530 derivatives. Fixes: b8f126a8d543 ("net-next: dsa: add dsa support for Mediatek MT7530 switch") Suggested-by: Vladimir Oltean <olteanv@gmail.com> Signed-off-by: Arınç ÜNAL <arinc.unal@arinc9.com> Reviewed-by: Vladimir Oltean <olteanv@gmail.com> Reviewed-by: Russell King (Oracle) <rmk+kernel@armlinux.org.uk> Reviewed-by: Florian Fainelli <florian.fainelli@broadcom.com> Signed-off-by: David S. Miller <davem@davemloft.net> Signed-off-by: Sasha Levin <sashal@kernel.org>