ARM: configs: at91: sama5: enable bridge and VLAN filtering

These modules are needed to configure bridges in Linux, to take full
advantage of the KSZ switch capabilities.
Signed-off-by: Razvan Stefanescu <razvan.stefanescu@microchip.com>
Signed-off-by: Codrin Ciubotariu <codrin.ciubotariu@microchip.com>
Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
Link: https://lore.kernel.org/r/20200723162434.1983643-2-codrin.ciubotariu@microchip.com

arch/arm/configs/sama5_defconfig

@@ -49,7 +49,10 @@ CONFIG_IP_PNP_RARP=y
 # CONFIG_INET6_XFRM_MODE_TUNNEL is not set
 # CONFIG_INET6_XFRM_MODE_BEET is not set
 CONFIG_IPV6_SIT_6RD=y
+CONFIG_BRIDGE=m
+CONFIG_BRIDGE_VLAN_FILTERING=y
 CONFIG_NET_DSA=m
+CONFIG_VLAN_8021Q=m
 CONFIG_CAN=y
 CONFIG_CAN_AT91=y
 CONFIG_CAN_M_CAN=y