ipq40xx: disable DSA and Switchdev

ipq40xx is still using swconfig based switch management. This might
change in he future, however disable the DSA and Switchdev support for
now.

Signed-off-by: DENG Qingfang <dengqf6@mail2.sysu.edu.cn>
[rephrased commit message]
Signed-off-by: David Bauer <mail@david-bauer.net>

target/linux/ipq40xx/config-4.19

@@ -336,12 +336,8 @@ CONFIG_MTD_UBI_WL_THRESHOLD=4096
 CONFIG_MUTEX_SPIN_ON_OWNER=y
 CONFIG_NEED_DMA_MAP_STATE=y
 CONFIG_NEON=y
-CONFIG_NET_DSA=y
-CONFIG_NET_DSA_QCA8K=y
-CONFIG_NET_DSA_TAG_QCA=y
 CONFIG_NET_FLOW_LIMIT=y
 CONFIG_NET_PTP_CLASSIFY=y
-CONFIG_NET_SWITCHDEV=y
 CONFIG_NLS=y
 CONFIG_NO_BOOTMEM=y
 CONFIG_NO_HZ=y
@@ -379,7 +375,6 @@ CONFIG_PCI_MSI_IRQ_DOMAIN=y
 CONFIG_PERF_USE_VMALLOC=y
 CONFIG_PGTABLE_LEVELS=2
 CONFIG_PHYLIB=y
-CONFIG_PHYLINK=y
 # CONFIG_PHY_QCOM_APQ8064_SATA is not set
 CONFIG_PHY_QCOM_IPQ4019_USB=y
 # CONFIG_PHY_QCOM_IPQ806X_SATA is not set

target/linux/ipq40xx/config-5.4

@@ -355,13 +355,8 @@ CONFIG_MTD_UBI_WL_THRESHOLD=4096
 CONFIG_MUTEX_SPIN_ON_OWNER=y
 CONFIG_NEED_DMA_MAP_STATE=y
 CONFIG_NEON=y
-CONFIG_NET_DEVLINK=y
-CONFIG_NET_DSA=y
-CONFIG_NET_DSA_QCA8K=y
-CONFIG_NET_DSA_TAG_QCA=y
 CONFIG_NET_FLOW_LIMIT=y
 CONFIG_NET_PTP_CLASSIFY=y
-CONFIG_NET_SWITCHDEV=y
 CONFIG_NLS=y
 CONFIG_NO_HZ=y
 CONFIG_NO_HZ_COMMON=y
@@ -398,7 +393,6 @@ CONFIG_PCI_MSI_IRQ_DOMAIN=y
 CONFIG_PERF_USE_VMALLOC=y
 CONFIG_PGTABLE_LEVELS=2
 CONFIG_PHYLIB=y
-CONFIG_PHYLINK=y
 # CONFIG_PHY_QCOM_APQ8064_SATA is not set
 CONFIG_PHY_QCOM_IPQ4019_USB=y
 # CONFIG_PHY_QCOM_IPQ806X_SATA is not set