configs: ls1021a: enable DT and DM support

Enable DT to support Driver Model.

Signed-off-by: Hou Zhiqiang <Zhiqiang.Hou@nxp.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
Reviewed-by: York Sun <york.sun@nxp.com>

configs/ls1021aqds_nand_defconfig

 CONFIG_ARM=y
 CONFIG_TARGET_LS1021AQDS=y
+CONFIG_DEFAULT_DEVICE_TREE="ls1021a-qds-duart"
 CONFIG_SPL_LIBCOMMON_SUPPORT=y
 CONFIG_SPL_LIBGENERIC_SUPPORT=y
 CONFIG_SPL_I2C_SUPPORT=y
@@ -12,6 +13,7 @@ CONFIG_VIDEO=y
 CONFIG_FIT=y
 CONFIG_FIT_VERBOSE=y
 CONFIG_OF_BOARD_SETUP=y
+CONFIG_OF_CONTROL=y
 CONFIG_OF_STDOUT_VIA_ALIAS=y
 CONFIG_SYS_EXTRA_OPTIONS="RAMBOOT_PBL,SPL_FSL_PBL,NAND_BOOT"
 CONFIG_NAND_BOOT=y
@@ -38,6 +40,7 @@ CONFIG_CMD_PING=y
 CONFIG_CMD_EXT2=y
 CONFIG_CMD_FAT=y
 CONFIG_SYS_FSL_DDR3=y
+CONFIG_DM=y
 CONFIG_NETDEVICES=y
 CONFIG_E1000=y
 CONFIG_PCI=y

configs/ls1021aqds_nor_SECURE_BOOT_defconfig

 CONFIG_ARM=y
 CONFIG_TARGET_LS1021AQDS=y
 CONFIG_SECURE_BOOT=y
+CONFIG_DEFAULT_DEVICE_TREE="ls1021a-qds-duart"
 CONFIG_VIDEO=y
 # CONFIG_SYS_MALLOC_F is not set
 CONFIG_FIT=y
 CONFIG_FIT_VERBOSE=y
 CONFIG_OF_BOARD_SETUP=y
+CONFIG_OF_CONTROL=y
 CONFIG_OF_STDOUT_VIA_ALIAS=y
 CONFIG_BOOTDELAY=3
 CONFIG_SILENT_CONSOLE=y

configs/ls1021atwr_nor_SECURE_BOOT_defconfig

 CONFIG_ARM=y
 CONFIG_TARGET_LS1021ATWR=y
 CONFIG_SECURE_BOOT=y
+CONFIG_DEFAULT_DEVICE_TREE="ls1021a-twr-duart"
 CONFIG_VIDEO=y
 # CONFIG_SYS_MALLOC_F is not set
 CONFIG_FIT=y
 CONFIG_FIT_VERBOSE=y
 CONFIG_OF_BOARD_SETUP=y
 CONFIG_OF_STDOUT_VIA_ALIAS=y
+CONFIG_OF_CONTROL=y
 CONFIG_BOOTDELAY=3
 CONFIG_SILENT_CONSOLE=y
 # CONFIG_CONSOLE_MUX is not set

configs/ls1021atwr_sdcard_ifc_SECURE_BOOT_defconfig

 CONFIG_ARM=y
 CONFIG_TARGET_LS1021ATWR=y
+CONFIG_DEFAULT_DEVICE_TREE="ls1021a-twr-duart"
 CONFIG_SPL_LIBCOMMON_SUPPORT=y
 CONFIG_SPL_LIBGENERIC_SUPPORT=y
 CONFIG_SECURE_BOOT=y
@@ -13,6 +14,7 @@ CONFIG_VIDEO=y
 CONFIG_FIT=y
 CONFIG_FIT_VERBOSE=y
 CONFIG_OF_BOARD_SETUP=y
+CONFIG_OF_CONTROL=y
 CONFIG_OF_STDOUT_VIA_ALIAS=y
 CONFIG_SYS_EXTRA_OPTIONS="RAMBOOT_PBL,SPL_FSL_PBL,SD_BOOT"
 CONFIG_BOOTDELAY=0

configs/ls1021atwr_sdcard_ifc_defconfig

 CONFIG_ARM=y
 CONFIG_TARGET_LS1021ATWR=y
+CONFIG_DEFAULT_DEVICE_TREE="ls1021a-twr-duart"
 CONFIG_SPL_LIBCOMMON_SUPPORT=y
 CONFIG_SPL_LIBGENERIC_SUPPORT=y
 CONFIG_SPL_I2C_SUPPORT=y
@@ -11,6 +12,7 @@ CONFIG_VIDEO=y
 CONFIG_FIT=y
 CONFIG_FIT_VERBOSE=y
 CONFIG_OF_BOARD_SETUP=y
+CONFIG_OF_CONTROL=y
 CONFIG_OF_STDOUT_VIA_ALIAS=y
 CONFIG_SYS_EXTRA_OPTIONS="RAMBOOT_PBL,SPL_FSL_PBL,SD_BOOT"
 CONFIG_SD_BOOT=y
@@ -35,6 +37,7 @@ CONFIG_CMD_MII=y
 CONFIG_CMD_PING=y
 CONFIG_CMD_EXT2=y
 CONFIG_CMD_FAT=y
+CONFIG_DM=y
 CONFIG_NETDEVICES=y
 CONFIG_E1000=y
 CONFIG_PCI=y