ARM: configs: Enable DM_ETH for SBx81LIFKW and SBx81LIFXCAT

The mvgbe driver supports DM_ETH so switch these boards to using it.
Signed-off-by: NChris Packham <judge.packham@gmail.com>
Reviewed-by: NStefan Roese <sr@denx.de>
Signed-off-by: NStefan Roese <sr@denx.de>

configs/SBx81LIFKW_defconfig

@@ -10,6 +10,7 @@ CONFIG_SILENT_CONSOLE=y
 CONFIG_SILENT_U_BOOT_ONLY=y
 CONFIG_MISC_INIT_R=y
 CONFIG_HUSH_PARSER=y
+CONFIG_CMD_DM=y
 # CONFIG_CMD_FLASH is not set
 CONFIG_CMD_I2C=y
 CONFIG_CMD_SF=y
@@ -40,6 +41,8 @@ CONFIG_MV88E61XX_SWITCH=y
 CONFIG_MV88E61XX_CPU_PORT=10
 CONFIG_MV88E61XX_PHY_PORTS=0x003
 CONFIG_MV88E61XX_FIXED_PORTS=0x300
+CONFIG_PHY_FIXED=y
+CONFIG_DM_ETH=y
 CONFIG_MII=y
 CONFIG_DM_RTC=y
 CONFIG_RTC_MV=y

configs/SBx81LIFXCAT_defconfig

@@ -10,6 +10,7 @@ CONFIG_SILENT_CONSOLE=y
 CONFIG_SILENT_U_BOOT_ONLY=y
 CONFIG_MISC_INIT_R=y
 CONFIG_HUSH_PARSER=y
+CONFIG_CMD_DM=y
 # CONFIG_CMD_FLASH is not set
 CONFIG_CMD_GPIO=y
 CONFIG_CMD_I2C=y
@@ -44,6 +45,8 @@ CONFIG_MV88E61XX_SWITCH=y
 CONFIG_MV88E61XX_CPU_PORT=10
 CONFIG_MV88E61XX_PHY_PORTS=0x003
 CONFIG_MV88E61XX_FIXED_PORTS=0x300
+CONFIG_PHY_FIXED=y
+CONFIG_DM_ETH=y
 CONFIG_MII=y
 CONFIG_SPI=y
 CONFIG_DM_SPI=y