enable ar8216 switch support by default (AP65 boards use it)

SVN-Revision: 15485

target/linux/atheros/config-2.6.28

@@ -2,6 +2,7 @@ CONFIG_32BIT=y
 # CONFIG_64BIT is not set
 CONFIG_ADM6996_PHY=y
 CONFIG_AR231X_ETHERNET=y
+CONFIG_AR8216_PHY=y
 # CONFIG_ARCH_HAS_ILOG2_U32 is not set
 # CONFIG_ARCH_HAS_ILOG2_U64 is not set
 CONFIG_ARCH_POPULATES_NODE_MAP=y