diff --git a/arch/arm/configs/rk3506_defconfig b/arch/arm/configs/rk3506_defconfig
index ee70ae2a9cd0..17c0d08a151d 100644
--- a/arch/arm/configs/rk3506_defconfig
+++ b/arch/arm/configs/rk3506_defconfig
@@ -69,6 +69,8 @@ CONFIG_UNIX=y
 CONFIG_INET=y
 # CONFIG_INET_DIAG is not set
 # CONFIG_IPV6 is not set
+CONFIG_BRIDGE=y
+# CONFIG_BRIDGE_IGMP_SNOOPING is not set
 # CONFIG_WIRELESS is not set
 CONFIG_DEVTMPFS=y
 CONFIG_DEVTMPFS_MOUNT=y
@@ -122,6 +124,8 @@ CONFIG_STMMAC_ETH=y
 # CONFIG_NET_VENDOR_VIA is not set
 # CONFIG_NET_VENDOR_WIZNET is not set
 # CONFIG_NET_VENDOR_XILINX is not set
+CONFIG_MOTORCOMM_PHY=y
+CONFIG_PPP=y
 # CONFIG_WLAN is not set
 # CONFIG_INPUT_KEYBOARD is not set
 # CONFIG_INPUT_MOUSE is not set
@@ -140,7 +144,7 @@ CONFIG_I2C_CHARDEV=y
 CONFIG_I2C_RK3X=y
 CONFIG_SPI=y
 CONFIG_SPI_ROCKCHIP_SFC=y
-# CONFIG_PTP_1588_CLOCK is not set
+# CONFIG_PTP_1588_CLOCK_KVM is not set
 CONFIG_GPIO_SYSFS=y
 CONFIG_POWER_RESET=y
 CONFIG_SYSCON_REBOOT_MODE=y